WO2019240194A1 - 資源収集システム - Google Patents
資源収集システム Download PDFInfo
- Publication number
- WO2019240194A1 WO2019240194A1 PCT/JP2019/023340 JP2019023340W WO2019240194A1 WO 2019240194 A1 WO2019240194 A1 WO 2019240194A1 JP 2019023340 W JP2019023340 W JP 2019023340W WO 2019240194 A1 WO2019240194 A1 WO 2019240194A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pipe
- resource collection
- resource
- seabed
- filter
- Prior art date
Links
- 239000002737 fuel gas Substances 0.000 claims abstract description 89
- 239000000463 material Substances 0.000 claims abstract description 38
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000001301 oxygen Substances 0.000 claims abstract description 10
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 163
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- 238000003860 storage Methods 0.000 claims description 96
- 239000007789 gas Substances 0.000 claims description 87
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 53
- 239000002245 particle Substances 0.000 claims description 52
- 239000006261 foam material Substances 0.000 claims description 41
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 35
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 claims description 32
- 239000004576 sand Substances 0.000 claims description 32
- 238000007710 freezing Methods 0.000 claims description 31
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- 239000013535 sea water Substances 0.000 claims description 27
- 238000010438 heat treatment Methods 0.000 claims description 26
- 239000013049 sediment Substances 0.000 claims description 26
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 24
- 238000002485 combustion reaction Methods 0.000 claims description 22
- 239000011550 stock solution Substances 0.000 claims description 22
- 239000005909 Kieselgur Substances 0.000 claims description 21
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims description 18
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
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- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
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- 239000007788 liquid Substances 0.000 description 6
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- 238000010793 Steam injection (oil industry) Methods 0.000 description 5
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- 239000001273 butane Substances 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 3
- 239000000920 calcium hydroxide Substances 0.000 description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 3
- 239000000292 calcium oxide Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
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- 239000003381 stabilizer Substances 0.000 description 3
- 239000005997 Calcium carbide Substances 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 2
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- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 2
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- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000005678 Seebeck effect Effects 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229940024548 aluminum oxide Drugs 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
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Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/01—Risers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/041—Couplings; joints between rod or the like and bit or between rod and rod or the like specially adapted for coiled tubing
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B36/00—Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/08—Methods or apparatus for cleaning boreholes or wells cleaning in situ of down-hole filters, screens, e.g. casing perforations, or gravel packs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0085—Adaptations of electric power generating means for use in boreholes
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0099—Equipment or details not covered by groups E21B15/00 - E21B40/00 specially adapted for drilling for or production of natural hydrate or clathrate gas reservoirs; Drilling through or monitoring of formations containing gas hydrates or clathrates
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
- E21B43/088—Wire screens
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
- E21B43/243—Combustion in situ
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/14—Drilling by use of heat, e.g. flame drilling
- E21B7/143—Drilling by use of heat, e.g. flame drilling underwater
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
- E21B7/185—Drilling by liquid or gas jets, with or without entrained pellets underwater
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C50/00—Obtaining minerals from underwater, not otherwise provided for
Definitions
- the present invention relates to a resource collection system, and more particularly, to a resource collection system using a pressure-induced thermal shock wave conductor, and more particularly, to a gas hydrate layer that is layered under the sea floor using a pressure-induced thermal shock wave conductor.
- the present invention relates to a resource collection system that collects flammable gas such as methane gas and oil from oil.
- gas hydrate which is said to have the largest amount of resources, is attracting a great deal of attention as the next-generation energy source.
- Gas hydrate exists under conditions of low temperature and high pressure, and decomposes into gas and water by increasing the temperature or decreasing the pressure. For this reason, various methods for efficiently collecting gas from the gas hydrate layer on the seabed have been proposed.
- Patent Document 1 a high-speed jet of a replacement filler is injected into a gas hydrate formation to cut and destroy the gas hydrate formation, and the recovered formation space is replaced with a cement-based solidified material or the like. It is described that the formation or ground after digging can be stabilized because it can be filled or replaced with a material.
- Patent Document 2 the methane hydrate layer is heated, the gas generated from the entire heated methane hydrate layer is recovered, and the decomposition accelerator is injected under pressure to generate the gas generated from the entire methane hydrate layer. Is described.
- Patent Document 1 has a problem that only a portion directly hit by a high-speed jet fluid can be broken, and a problem that the jet flow is rapidly weakened even when jetted at high speed into seawater and cannot be broken.
- Patent Document 2 methane hydrate can be decomposed by injecting hot water, but methane hydrate in which decomposition of methane hydrate on the hole surface is frozen even if hot water is circulated in the hole after drilling. The problem that it takes time to proceed to the depth of the rate layer, and when a decomposition accelerator such as methanol is injected, methane hydrate can be decomposed without changing the pressure and temperature of the methane hydrate layer.
- Patent Document 3 has a problem that it takes time to decompose the methane hydrate to the depth of the frozen methane hydrate layer.
- the present invention has been made in view of such conventional problems, and an object of the present invention is to provide a resource collection system capable of collecting resources from a seabed formation more efficiently.
- the other object of the present invention is that it can operate stably continuously for a long time as long as or more than the conventional one, can supply necessary energy more efficiently, and can be downsized. It is to provide a resource collection system that can do this.
- the present inventor firstly passed through a coiled tubing device extending into the seabed formation, into the stock solution of foam material, fuel gas, and Supply oxygen-containing air, mix the foam stock solution with each other, foam in an atmosphere containing fuel gas and air, explosively burn the fuel gas accumulated in the foam cavity, and crush the seabed By doing so, it was found that resources can be collected more efficiently from submarine strata.
- the present inventor provided an opening on the outer wall of the tube of the coiled tubing device, provided a mixing chamber inside the opening, mixed the foam stock solution with each other in the mixing chamber, and then passed through the opening together with fuel gas and air.
- the present inventors have found that resources can be collected more efficiently from the seabed by supplying them between the seabed and the outer wall of the tube, and the present invention has been achieved.
- the first embodiment of the present invention includes a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe that surrounds the resource collection pipe and protects the resource collection pipe, Or a coiled tubing device that extends from a winding reel disposed inside the protective tube and extends from the inside to the outside through the side wall of the protective tube, through the coiled tubing device, A foam material concentrate, fuel gas, and oxygen-containing air are supplied into the formation, and the foam material concentrate is mixed together and foamed in an atmosphere containing fuel gas and air, and collected in the foam cavity.
- the present invention provides a resource collection system for crushing a seabed formation by burning fuel gas explosively.
- the coiled tubing device includes a tubular tube outer wall, an opening provided in the tube outer wall, and a mixing chamber provided inside the opening. After the stock solutions are mixed with each other in the mixing chamber, the mixture is preferably fed with the fuel gas and air through the opening between the seabed and the tube outer wall.
- a foam material formed by mixing a foam material stock solution with each other includes a conductive metal or a carbon nanotube, and has a conductive foam material and an ignition wire exposed to the tube outer wall or the mixing chamber and electrically insulated. It is preferable to ignite the fuel gas accumulated in the cavity of the foam material by applying a high voltage between the two.
- the second embodiment of the present invention also provides a high-pressure water supply pipe for supplying high-pressure water into the submarine strata to collect resources from the submarine strata, and sends the resources collected from the submarine strata to a collection resource storage tank.
- a resource collection system wherein the crushed particles are mixed into the high-pressure water in the high-pressure water supply pipe, and the seabed formation is crushed with the high-pressure water mixed with the crushed particles.
- a slow-acting heating element, an expanded body, and a fast-acting heating element are sequentially coated on the outside of the cement particles, and the slow-acting heating element baked a material that generates heat by absorbing moisture from high-pressure water.
- the expansive body is formed of a material that absorbs the moisture of high-pressure water and expands, and the fast-acting heating element uses the same material as the slow-acting heating element for a shorter time than the slow-acting heating element.
- Microwave baked or microphone There is provided a resource collection system is one that is not calcined at a wave.
- the third embodiment of the present invention includes a resource collection pipe for sending resources collected from the seabed formation to the collection resource storage tank, a side wall provided around the resource collection pipe, and a plurality of side wall holes penetrating the side wall.
- a resource collecting system that opens a plurality of side wall holes when collecting resources from a seabed formation and closes the plurality of side wall holes at other times. .
- the said 3rd embodiment it is preferable to open a some side wall hole, after raising the pressure inside a protection pipe to the same pressure as the seabed formation outside a protection pipe.
- high-pressure hot water or high-pressure steam By flowing high-pressure hot water or high-pressure steam into at least one of the axial through-hole or spiral through-hole in the side wall of the protective tube and the axial through-hole or spiral through-hole in the side wall of the gate tube It is preferable to prevent freezing of seawater between the protective tube and the gate tube and in the side wall holes.
- the high-pressure water mixed with the coating agent flows in the same direction as the resource flows through the filter when collecting the resource. It is preferable to coat.
- a secondary protective pipe having a secondary side wall disposed inside the filter and a plurality of secondary side wall holes penetrating the secondary side wall, and disposed inside the secondary protective pipe, removes sediment from the seabed formation.
- a secondary gate tube disposed between at least one of the filter and the secondary protection tube and between the secondary protection tube and the secondary filter to open and close the plurality of secondary side wall holes. It is preferable to have.
- the protective tube preferably includes a hemispherical bottom wall extending from one end of the side wall and a plurality of bottom wall holes penetrating the bottom wall.
- the fourth embodiment of the present invention includes a resource collection pipe that sends resources collected from the seabed to the collection resource storage tank, a protection pipe that is provided around the resource collection pipe and protects the resource collection pipe, Or a coiled tubing device that extends from a take-up reel disposed inside the protective tube and extends from the inside to the outside through the side wall of the protective tube, the coiled tubing device from the seabed formation
- a sub-resource collection pipe that sends collected resources to the collection-resource pipe
- a sub-protection pipe that includes a sub-side wall and a plurality of sub-side wall holes that penetrate the sub-side wall, and protects the sub-resource collection pipe.
- a sub-filter disposed inside the sub-protection pipe, for removing earth and sand from the submarine stratum, and at least outside the sub-protection pipe and between the sub-protection pipe and the sub-filter to open and close the plurality of sub-side wall holes. Also it is intended to provide a resource collection system having a sub-gate line disposed on one.
- a plurality of coiled tubing devices are arranged at predetermined intervals in the circumferential direction of each position at at least one position with respect to the axial direction of the protective tube.
- the fifth embodiment of the present invention includes a resource collection pipe that sends resources collected from the seabed to the collection resource storage tank, a protection pipe that is provided around the resource collection pipe and protects the resource collection pipe, and a protection pipe And a filter that removes sediment from the seabed formation, and uses a high-pressure pump to push the soil removed by the filter from the opening of the side wall of the protective tube toward the seabed formation Is to provide.
- the sixth embodiment of the present invention includes a resource collection pipe for sending resources collected from the seabed to the collection resource storage tank, a protection pipe that is provided around the resource collection pipe and protects the resource collection pipe, and a protection pipe And a filter that removes sediment from the seafloor strata, a protective tube is disposed with its axial direction facing up and down with respect to the sea surface, and a resource collection tube is provided above the filter.
- a gas collection pipe connected to the gas storage chamber and an oil collection pipe connected to the oil storage chamber provided below the filter, the filter including a resource collection hole penetrating in the longitudinal direction, and the filter
- a resource collection system is provided that raises gas to the gas storage chamber and lowers oil to the oil storage chamber among the resources that have passed through from the outside toward the inside and reached the resource collection hole.
- the seventh embodiment of the present invention includes a resource collection pipe for sending resources collected from the seabed to the collection resource storage tank, a protection pipe that is provided around the resource collection pipe and protects the resource collection pipe, and a protection pipe And a filter that removes sediment from the seabed, and the filter includes a plurality of cylindrical elements, each element at each position in at least one position relative to the longitudinal direction.
- the resource collection system is provided at predetermined intervals in the circumferential direction.
- an eighth embodiment of the present invention includes a resource collection pipe that sends resources collected from the seabed to the collection resource storage tank, a protection pipe that surrounds the resource collection pipe and protects the resource collection pipe, and a protection pipe And a filter that removes sediment from the seabed, and by flowing high-pressure hot water or high-pressure steam through the through-holes in the longitudinal direction of the filter, It is intended to provide a resource collection system that prevents freezing.
- a ninth embodiment of the present invention includes a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe to protect the resource collection pipe, and a protection pipe And a filter for removing earth and sand from the seabed, and the filter has a permanent magnet arranged to hold diatomaceous earth with magnetic powder inside the element, and a magnetic body by the permanent magnet. And a demagnetizing means that weakens the holding power of the powdered diatomaceous earth, and a resource collecting system that reduces the amount of magnetic powdered diatomaceous earth held by the permanent magnet by operating the demagnetizing means.
- the demagnetizing means is an electromagnet coil arranged inside or outside the permanent magnet so that the poles opposite to the permanent magnet are adjacent to each other, and energizes the electromagnet coil. It is preferable to reduce the amount of diatomaceous earth with magnetic powder held by the permanent magnet.
- a tenth embodiment of the present invention includes a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe to protect the resource collection pipe, and a protection pipe And a filter for removing earth and sand from the seabed, and the filter includes an electromagnetic coil arranged to hold diatomaceous earth with magnetic powder inside the element, and the electromagnetic coil is energized.
- the resource collection system which generates the retention power of the diatomaceous earth with a magnetic substance powder by an electromagnet coil is provided.
- An eleventh embodiment of the present invention includes a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe to protect the resource collection pipe, and a protection pipe And a filter that removes sediment from the seabed, and the filter extends in the direction of the linear axis of the spiral metal wire and is fixed to the spiral metal wire.
- a resource collection system is provided.
- a twelfth embodiment of the present invention includes a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe to protect the resource collection pipe, and a protection pipe A U-shaped and a circulating flow generating pipe that generates a circulating flow between the seabed and the protection pipe, and a power supply device that supplies power to a high-frequency heater disposed in the middle of the circulating flow generating pipe
- the power supply device includes a jet turbine, and the jet turbine is driven by combustion gas generated by burning resources collected from the seabed in the combustion chamber, and high-pressure hot water or A resource collection system for supplying high-pressure steam is provided.
- a thirteenth embodiment of the present invention includes a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe that surrounds the resource collection pipe and protects the resource collection pipe, and a protection pipe A U-shaped and a circulating flow generating pipe that generates a circulating flow between the seabed and the protection pipe, and a power supply device that supplies power to a high-frequency heater disposed in the middle of the circulating flow generating pipe
- the power supply device includes a turbine, and the turbine is driven by combustion gas and steam generated by burning resources collected from the seabed with an underwater burner, and high-pressure hot water or A resource collection system for supplying high-pressure steam is provided.
- a fourteenth embodiment of the present invention includes a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe to protect the resource collection pipe, and a protection pipe A U-shaped and a circulating flow generating pipe that generates a circulating flow between the seabed and the protection pipe, and a power supply device that supplies power to a high-frequency heater disposed in the middle of the circulating flow generating pipe
- the power supply apparatus provides a resource collection system that is a fuel cell that supplies power using hydrogen obtained by reacting resources collected from the seabed with high-temperature steam. is there.
- a resource collection pipe for sending a resource collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe for protecting the resource collection pipe, and a protection pipe
- a U-shaped and a circulating flow generating pipe that generates a circulating flow between the seabed and the protection pipe, and a power supply device that supplies power to a high-frequency heater disposed in the middle of the circulating flow generating pipe
- the angle of the movable tube provided at both ends of the circulating flow generating tube is changed to shorten the circulating flow path and move
- a resource collection system for injecting high-pressure hot water or high-pressure steam from a pipe toward a seabed formation is provided.
- a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe for protecting the resource collection pipe, and a protection pipe A U-shaped and a circulating flow generating pipe that generates a circulating flow between the seabed and the protection pipe, and a power supply device that supplies power to a high-frequency heater disposed in the middle of the circulating flow generating pipe And providing a resource collection system that moves the earth and sand in the circulating flow generating pipe in the direction of the circulating flow by rotating the spiral rotor blade when the flow rate of the circulating flow decreases.
- a resource collection pipe for sending resources collected from the seabed to the collection resource storage tank, a protection pipe provided around the resource collection pipe for protecting the resource collection pipe, Or a coiled tubing device that extends from a winding reel disposed inside the protective tube and extends from the inside to the outside through the side wall of the protective tube, through the coiled tubing device, A foam material concentrate, fuel gas generating material, high-pressure water, and oxygen-containing air are supplied into the formation, and fuel gas is generated by a chemical reaction between the fuel gas generating material and high-pressure water.
- the present invention provides a resource collection system for crushing a seabed formation by mixing and foaming in an atmosphere containing fuel gas and air and explosively burning the fuel gas accumulated in the cavity of the foamed material.
- the fuel gas generating material is preferably carbide particles, and the fuel gas is preferably acetylene gas.
- a resource collection pipe for sending resources collected from the seabed to the collection resource storage tank, a protection pipe provided around the resource collection pipe for protecting the resource collection pipe, Or a coiled tubing device that extends from a winding reel disposed inside the protective tube and extends from the inside to the outside through the side wall of the protective tube, through the coiled tubing device, Supplying foam stock solution, fuel gas generating material, high-pressure water, and oxygen-containing air into the formation, generating fuel gas by promoting decomposition of the seabed formation with the fuel gas generating material, and mixing the foam stock solution with each other
- a resource collection system is provided for crushing the seabed by foaming in an atmosphere containing fuel gas and air and explosively burning the fuel gas accumulated in the foam cavity.
- the fuel gas generating material is methanol
- the seabed formation is a methane hydrate layer
- the fuel gas is methane gas
- a resource collection pipe for sending resources collected from the seabed to the collection resource storage tank, a protection pipe provided around the resource collection pipe for protecting the resource collection pipe, and a protection pipe. And a filter that removes earth and sand from the seafloor strata, and applies high-pressure hot water or high-pressure steam to the surface of the filter to prevent freezing of seawater on the surface and inside of the filter.
- a collection system is provided.
- a resource collection pipe for sending resources collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe for protecting the resource collection pipe, and a protection pipe And a filter for removing sediment from the seabed, and transferring heat of high-pressure hot water or high-pressure steam to the filter through heat transfer means at both ends in the longitudinal direction of the filter. It is intended to provide a resource collection system that prevents freezing of seawater on the surface and inside.
- a resource collection pipe for sending resources collected from the seabed to the collection resource storage tank, a protection pipe which is provided around the resource collection pipe and protects the resource collection pipe, and a protection pipe A U-shaped and a circulating flow generating pipe that generates a circulating flow between the seabed and the protection pipe, and a power supply device that supplies power to a high-frequency heater disposed in the middle of the circulating flow generating pipe
- the power supply apparatus provides a resource collection system that is a thermoelectric conversion apparatus that converts the heat of the hydrothermal deposit in the seabed formation into electric power.
- a resource collection pipe for sending a resource collected from a seabed formation to a collection resource storage tank, a protection pipe provided around the resource collection pipe to protect the resource collection pipe, and a protection pipe And a filter that removes earth and sand from the seabed, and the filter comprises a laminate of compressed metal fibers intertwined in a cotton-like shape, and has a through-hole in the longitudinal direction of the filter.
- the present invention provides a resource collection system that prevents freezing of seawater on the surface and inside of a filter by flowing high-pressure hot water or high-pressure steam therein.
- resources can be collected more efficiently from the seabed.
- it can operate stably continuously for a long time as long as or more than the conventional one, can supply the necessary energy more efficiently, and can be downsized. Can do.
- FIG. 3 is a cross-sectional view taken along line DD of the resource collection device in FIG. 2.
- FIG. 6D is a longitudinal sectional view schematically showing Modification Example 2 of the filter.
- FIG. 14D is a longitudinal sectional view
- FIG. 14D is a transverse sectional view thereof.
- A) is the fragmentary longitudinal cross-section which shows typically the function of the circulation flow generation pipe which comprises the resource collection apparatus of FIG. 2,
- (b) and (c) are typical movement of a circulation flow generation pipe. It is a partial longitudinal cross-sectional view shown in FIG.
- (A) is a longitudinal cross-sectional view which shows typically an example of the electric power supply apparatus which comprises the resource collection apparatus of FIG. 2, (b) shows typically the some modification 1 of an electric power supply apparatus. It is a longitudinal cross-sectional view, (c) is a longitudinal cross-sectional view which shows the modification 2 of an electric power supply apparatus typically. It is a block diagram which shows typically the whole structure containing the resource collection system of the 2nd Embodiment of this invention.
- (A) is a longitudinal cross-sectional view schematically showing the function of the resource collection device constituting the resource collection system of FIG. 17, and (b) is a diagram of the protection tube constituting the resource collection device of FIG. 18 (a). It is a fragmentary longitudinal cross-sectional view which shows typically a bottom wall and the periphery function.
- the resource collection system includes a conductor that transmits heat and shock waves of explosive combustion generated in a wide range by explosion at a place where seawater pressure is applied, that is, a so-called pressure-induced thermal shock wave conductor.
- earth and sand include not only earth and sand but also mud and seawater.
- High-pressure hot water or high-pressure steam used for freezing prevention and submarine heating is mixed with either high-pressure steam. High pressure hot water.
- the same components are denoted by the same reference numerals, and the description thereof will be omitted when overlapping.
- the functions of the resource collection device constituting the resource collection system of the present invention can be used in combination with each other, and a plurality of coiled tubing devices, a plurality of filters, and a plurality of powers can be used in one resource collection system.
- a plurality of coiled tubing devices, a plurality of filters, and a plurality of powers can be used in one resource collection system.
- different ones of the respective examples and modifications thereof can be arranged at different positions and used in combination.
- all the drive parts (rotation, vertical movement, horizontal movement, curve movement) of the resource collection apparatus constituting the resource collection system of the present invention are driven by a hydraulic motor or an air motor including a hydraulic motor. Is done.
- FIG. 1 is a block diagram schematically showing an overall configuration including a resource collection system according to the first embodiment of this invention.
- the overall configuration 10 includes a structure 12 disposed on the sea surface, a connection pipe 14 extending downward from the structure 12, a drilling device 16 provided at a lower end of the connection pipe 14, a connection pipe 14, and a drilling device 16. And a resource collection device 20 provided between the two.
- the resource collection device 20 collects resources by crushing the seabed formation 18 including a gas hydrate layer and the like and putting a large number of cracks 18a.
- the structure 12 includes a collection resource storage tank 12a, a water supply device 12b, a fuel gas supply device 12c, an air supply device 12d, a foam material stock solution supply device 12e, a conductive particle supply device 12f, a crushed particle supply device 12g, and a cement particle supply.
- a device 12h is provided.
- FIG. 2 is a longitudinal sectional view schematically showing functions of the resource collection device constituting the resource collection system of FIG. 1
- FIG. 3 is a schematic view showing the filters constituting the resource collection device of FIG. 4 to 8 are cross-sectional views taken along lines AA to EE of the resource collection device of FIG.
- the resource collection device 20a constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22 and a filter 24.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 24 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the protective tube 22 is disposed with its axial direction directed up and down with respect to the sea surface.
- the resource collection pipe includes a gas collection pipe 26 and an oil collection pipe 28, and the gas collection pipe 26 is connected to a gas storage chamber 30 provided above the filter 24, and the oil collection pipe 28 is located below the filter 24.
- the filter 24 includes a resource collection hole 24b penetrating in the longitudinal direction.
- the resource collection system of the present invention raises gas to the gas storage chamber 30 and lowers oil to the oil storage chamber 32 among the resources that have passed through the filter 24 from the outside toward the inside and reached the resource collection hole 24b. .
- the resource collection system of this invention can collect gas and oil simultaneously, it can collect resources from a submarine formation more efficiently.
- the crushed submarine formation 18 moves to the filter 24 through, for example, at least one side wall hole 22b penetrating the side wall 22a of the protection pipe 22 provided around the resource collection pipe.
- the gas collection pipe 26 includes a gas collection pipe 26a that collects a gas having a relatively high specific gravity such as methane, and a gas collection pipe 26b that collects a gas having a relatively low specific gravity such as butane.
- the oil collecting pipe 28 includes an oil collecting pipe 28a that collects oil having a relatively high specific gravity and an oil collecting pipe 28b that collects oil having a relatively low specific gravity.
- the shape, size, and number of the filter 24 and the resource collection holes 24b are not particularly limited, but are preferably optimized so that the resources can be collected most efficiently.
- the resource collection device 20b constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22 and a filter 24.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 24 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the filter 24 includes a plurality of cylindrical elements 24a, and each element 24a is arranged at a predetermined interval in the circumferential direction of each position at at least one position with respect to the longitudinal direction.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. With such a configuration, the resource collection system of the present invention is unlikely to fail at the same time, and thus can operate stably continuously for a long time.
- the size and number of the filters 24 are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the number of steps in the longitudinal direction of the filter 24 is not particularly limited.
- the material of the element 24a is not particularly limited, but is preferably ceramic.
- the resource collection device 20c constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22 and a filter 24.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 24 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the resource collection system of the present invention prevents freezing of seawater on the surface and inside of the filter 24 by flowing high-pressure hot water or high-pressure steam through the through-hole 24 c in the longitudinal direction of the filter 24.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- high-pressure hot water or high-pressure steam for preventing freezing flows from the upper pipe 38d through the through hole 24c to the lower pipe 40d or in the opposite direction.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a heater and a high-pressure pump, and may be supercritical water.
- the shape, size, and number of filters 24 are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the shape, size, and number of the through holes 24c are not particularly limited, but are preferably optimized so that they can be heated most efficiently.
- the heat transfer means of the present invention includes a filter fixing plate 58a, a central guide plate 58b, an outer guide plate 58c, and an inner guide plate 58d.
- the filter fixing plate 58a is a plate that fixes both ends of the filter 24 in the longitudinal direction from both sides.
- the central guide plate 58b is a plate that guides the small piece of the seabed 18 that has passed through the side wall hole 22b to the filter 24, and is in thermal contact with the filter fixing plate 58a.
- the outer guide plate 58c is a plate outside the central guide plate 58b that similarly guides the small pieces, and is in thermal contact with the protective tube 22 and the central guide plate 58b.
- the inner guide plate 58d is a plate inside the central guide plate 58b that similarly guides the small pieces, and is in thermal contact with the central guide plate 58b.
- the heat transfer means at one end in the longitudinal direction of the filter 24 and the heat transfer means at the other end may be directly heated by applying high-pressure hot water or high-pressure steam, and also protected by high-pressure hot water or high-pressure steam. It may be indirectly heated by heat conduction from the tube 22.
- the resource collection device 20d constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, a filter 24, and a gate tube 34.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection pipe 22 includes a side wall 22a provided around the resource collection pipe and a plurality of side wall holes 22b penetrating the side wall 22a to protect the resource collection pipe.
- the filter 24 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the gate tube 34 is disposed outside the protective tube 22 and at least one between the protective tube 22 and the filter 24 in order to open and close the plurality of side wall holes 22b.
- the resource collection system of the present invention opens the plurality of side wall holes 22b when collecting resources from the seabed formation 18 and closes the plurality of side wall holes 22b at other times.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the one arranged outside the protective tube 22 is an outer gate tube 34 a
- the one arranged between the protective tube 22 and the filter 24 is an inner gate tube 34 b.
- a side wall 34c, a plurality of side wall holes 34d penetrating the side wall 34c, and an axial through hole 34e of the side wall 34c are provided.
- the size of the side wall hole 34d is substantially the same as that of the side wall hole 22b of the protective tube 22, and the length of the circumferential side wall hole 34d of the gate tube 34 is less than half of the circumferential pitch.
- the side wall hole 22b of the protective tube 22 can be closed by rotating the gate pipe 34 by the length of the side wall hole 34d using a hydraulic motor or an air motor.
- the gate pipe 34 is connected to the length of the side wall hole 34d by using a hydraulic motor or an air motor.
- the side wall hole 22b of the protective tube 22 can be closed.
- the shape, size, and number of the side wall holes 22b and the side wall holes 34d are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the material of the protective tube 22 and the gate tube 34 is not particularly limited, but is preferably iron or stainless steel.
- the resource collection system of the present invention may open the plurality of side wall holes 22b after increasing the pressure inside the protection tube 22 to the same pressure as the seabed formation 18 outside the protection tube 22. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the resource collection system of the present invention is configured so that high-pressure hot water or high-pressure steam flows through the axial through hole 22c or the spiral through hole of the side wall 22a of the protective tube 22 to thereby form the protection tube 22 and the gate tube 34.
- the seawater may be prevented from freezing between and between the plurality of side wall holes 22b.
- high-pressure hot water or high-pressure steam for preventing freezing is caused to flow from the upper pipe 38a through the through hole 22c to the lower pipe 40a or in the opposite direction.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a heater and a high-pressure pump, and may be supercritical water.
- the spiral through-hole can be constituted by a method in which a plurality of thin tubes are filled with wax, both ends are closed, an explosive is filled in the surrounding area and ignited, and welded together by the impact of the explosion.
- the shape, size, and number of the through holes 22c are not particularly limited, but are preferably optimized so as to be most efficiently heated.
- the resource collection system of the present invention allows the high-pressure hot water or high-pressure steam to flow through the axial through-hole 34e or the spiral through-hole of the side wall 34c of the gate pipe 34, whereby the protection pipe 22 and the gate pipe 34 are separated. Seawater may be prevented from freezing between and between the plurality of side wall holes 34d. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- high-pressure hot water or high-pressure steam for preventing freezing is caused to flow from the upper pipe 38a through the through hole 34e to the lower pipe 40a or in the opposite direction.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a heater and a high-pressure pump, and may be supercritical water.
- the shape, size, and number of the through holes 34e are not particularly limited, but are preferably optimized so as to be most efficiently heated.
- the resource collection system when the coating agent is mixed into the high-pressure water and the plurality of side wall holes 22b are closed, the resource flows through the filter 24 when collecting the high-pressure water mixed with the coating agent.
- the filter 24 may be coated by flowing in the same direction as the direction.
- high-pressure water mixed with a coating agent is flowed from the upper pipe 38b to the lower pipe 40d or from the lower pipe 40b to the upper pipe 38d.
- High-pressure water is supplied from the water supply device 12b via a high-pressure pump.
- the coating agent is supplied from the storage tank 36.
- the material of the coating agent is diatomaceous earth or diatomaceous earth with magnetic powder.
- the resource collection system of the present invention causes the inside of the filter 24 to flow inside the filter 24 by flowing high-pressure water in a direction opposite to the direction in which the resource flows through the filter 24 when collecting the resources with the plurality of side wall holes 22b closed. It may be washed. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- high-pressure water is allowed to flow from the upper pipe 38d to the lower pipe 40b, or from the lower pipe 40d to the upper pipe 38b.
- High-pressure water is supplied from the water supply device 12b via a high-pressure pump.
- the resource collection system of the present invention may further clean the surface of the filter 24 by flowing high-pressure hot water or high-pressure steam over the surface of the filter 24 with the plurality of side wall holes 22b closed. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- high-pressure hot water or steam for showering is further flowed from the upper pipe 38c to the lower pipe 40b or from the lower pipe 40c to the upper pipe 38b.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a heater and a high-pressure pump, and may be supercritical water.
- the supercritical water means water in which the temperature and pressure are higher than the critical temperature of 374 ° C. and the critical pressure of 22.1 MPa, respectively.
- the resource collecting device 20d further includes a central pipe 42 arranged in the center.
- the central pipe 42 is connected to the cooling water supply pipe 42a, the cooling water recovery pipe 42b, and the resource collecting apparatus 20d for cooling the excavator 16.
- a wiring storage tube 42f that stores necessary electrical wiring is included.
- the central pipe 42 is not limited to a six-pipe structure, and may have a structure in which five independent pipes are housed in one pipe.
- the storage tank 36 of the resource collection device 20d may further include regions for temporarily storing water, fuel gas, foam stock solution, conductive particles, crushed particles, and cement particles, respectively.
- the resource collection device 20d constituting the resource collection system of the present invention may further include a secondary protection tube 44, a secondary filter 46, and a secondary gate tube 48.
- the secondary protective tube 44 includes a secondary side wall 44a disposed inside the filter 24 and a plurality of secondary side wall holes 44b penetrating the secondary side wall 44a.
- the secondary filter 46 is disposed inside the secondary protective tube 44 and removes sediment from the seabed formation 18.
- the secondary gate tube 48 is disposed between the filter 24 and the secondary protection tube 44 and at least one between the secondary protection tube 44 and the secondary filter 46 in order to open and close the plurality of secondary side wall holes 44b.
- the resource collection system of the present invention opens the plurality of secondary sidewall holes 44b when collecting resources from the seabed strata 18 and closes the plurality of secondary sidewall holes 44b at other times.
- the secondary gate tubes 48 the one arranged between the filter 24 and the secondary protection tube 44 is a secondary outer gate tube 48 a, and is arranged between the secondary protection tube 44 and the secondary filter 46.
- a secondary inner gate tube 48b each of which has a secondary side wall 48c, a plurality of secondary side wall holes 48d passing through the secondary side wall 48c, and a secondary through hole 48e in the axial direction of the secondary side wall 48c.
- the size of the secondary side wall hole 48d is substantially the same as the secondary side wall hole 44b of the secondary protective tube 44, and the length of the secondary side wall hole 48d in the circumferential direction of the secondary gate tube 48 is equal to the circumferential direction. If the pitch is less than half of the pitch, the secondary side wall hole 44b of the secondary protective pipe 44 is rotated by rotating the secondary gate pipe 48 by the length of the secondary side wall hole 48d using a hydraulic motor or an air motor. Can be blocked. Similarly, when the length of the secondary side wall hole 48d in the axial direction of the secondary gate pipe 48 is less than half of the pitch in the axial direction, the secondary gate pipe 48 is fixed by using a hydraulic motor or an air motor.
- the secondary side wall hole 44b of the secondary protective tube 44 can be closed.
- the shape, size, and number of the secondary side wall holes 44b and the secondary side wall holes 48d are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the material of the secondary protective tube 44 and the secondary gate tube 48 is not particularly limited, but is preferably iron or stainless steel.
- the resource collection system of the present invention provides secondary protection by flowing high-pressure hot water or high-pressure steam into the axial secondary through hole 44c or the spiral through hole of the secondary side wall 44a of the secondary protective tube 44. Seawater freezing between the pipe 44 and the secondary gate pipe 48 and in the plurality of secondary side wall holes 44b may be prevented.
- anti-freezing high-pressure hot water or high-pressure steam is caused to flow from the upper pipe 38a through the secondary through hole 44c to the lower pipe 40a or in the opposite direction.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a heater and a high-pressure pump, and may be supercritical water.
- the shape, size, and number of secondary through holes 44c are not particularly limited, but are preferably optimized so that they can be heated most efficiently.
- the resource collection system of the present invention provides secondary protection by flowing high-pressure hot water or high-pressure steam into an axial secondary through-hole 48e or a spiral through-hole in the secondary side wall 48c of the secondary gate tube 48. Seawater freezing between the pipe 44 and the secondary gate pipe 48 and in the plurality of secondary side wall holes 48d may be prevented.
- anti-freezing high-pressure hot water or high-pressure steam is allowed to flow from the upper pipe 38a through the secondary through hole 48e to the lower pipe 40a or in the opposite direction.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a heater and a high-pressure pump, and may be supercritical water.
- the shape, size, and number of secondary through holes 48e are not particularly limited, but are preferably optimized so that they can be heated most efficiently.
- the secondary protective tube 44 is arranged with its axial direction facing up and down with respect to the sea surface.
- the resource collection pipe includes a secondary gas collection pipe 50 and a secondary oil collection pipe 52, and the secondary gas collection pipe 50 is connected to a secondary gas storage chamber 54 provided above the secondary filter 46,
- the secondary oil collecting pipe 52 is connected to a secondary oil storage chamber 56 provided below the secondary filter 46.
- the secondary filter 46 includes a secondary resource collection hole 46b penetrating in the longitudinal direction.
- the resource collection system of the present invention raises the gas to the secondary gas storage chamber 54 out of the resources that have passed through the secondary filter 46 from the outside toward the inside and reached the secondary resource collection hole 46b, and the oil is supplied to the secondary gas collection chamber 54b.
- the next oil storage chamber 56 is lowered.
- the secondary gas collection pipe 50 includes a secondary gas collection pipe 50a that collects a gas having a relatively high specific gravity such as methane, and a secondary gas collection pipe 50b that collects a gas having a relatively low specific gravity such as butane. And including.
- the secondary oil collecting pipe 52 includes a secondary oil collecting pipe 52a that collects oil having a relatively high specific gravity, and a secondary oil collecting pipe 52b that collects oil having a relatively low specific gravity.
- the shape, size, and number of secondary filters 46 and secondary resource collection holes 46b are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the secondary filter 46 includes a plurality of cylindrical secondary elements 46a, and each secondary element 46a is arranged at a predetermined interval in the circumferential direction of each position at at least one position in the longitudinal direction.
- the size and number of secondary filters 46 are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the number of stages in the longitudinal direction of the secondary filter 46 is not particularly limited.
- the material of the secondary element 46a is not particularly limited, but is preferably ceramic.
- the resource collection system of the present invention prevents freezing of seawater on the surface and inside of the secondary filter 46 by flowing high-pressure hot water or high-pressure steam through the secondary through hole 46 c in the longitudinal direction of the secondary filter 46. To do.
- high-pressure hot water or high-pressure steam for preventing freezing is caused to flow from the upper pipe 38d through the secondary through hole 46c to the lower pipe 40d or in the opposite direction.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a heater and a high-pressure pump, and may be supercritical water.
- the shape, size, and number of secondary through holes 46c are not particularly limited, but are preferably optimized so that they can be heated most efficiently.
- FIG. 9 is an image diagram of the foam material, fuel gas, and air supplied into the seabed formation.
- FIG. 10 schematically illustrates an example of the function of the coiled tubing device that constitutes the resource collection device of FIG. It is a partial longitudinal cross-sectional view shown.
- the resource collection device 20e constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, and a coiled tubing device 60.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the coiled tubing device 60 is fed by a feeding device 64 from a take-up reel 62 disposed on the sea surface or inside the protective tube 22, extends through the side wall 22 a of the protective tube 22 from the inside to the outside.
- the resource collection system of the present invention supplies a foamed stock solution, fuel gas, and air containing oxygen into the seabed formation 18 through the coiled tubing device 60, and mixes the foamed stock solution with each other to produce fuel.
- the submarine formation 18 is crushed by foaming in an atmosphere containing gas 66a and air 66b and explosively burning the fuel gas 66a accumulated in the cavity of the foam material 66c.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the coiled tubing device 60 is an example of a coiled tubing device and includes a small excavator at the tip.
- the coiled tubing device 60 may include a resource collection pipe for collecting resources ejected from the crack 18a.
- the number of coiled tubing devices 60 is not particularly limited as long as it can be accommodated in the resource collecting device 20e.
- the stock solution of the foam material may be stored by installing an area for temporary storage inside the storage tank 36.
- the foaming material is not particularly limited, but when foaming urethane is used, a foamed material containing two liquids of polyisocyanate and polyol is preferable. In the case of using foamed silicone, it is preferable to use two liquids of a two-component liquid silicone as a stock solution, mix the two liquids, and stir to foam. Furthermore, other foamed polymers may be used.
- the material of the fuel gas 66a is not particularly limited, but is preferably a gas such as methane, ethane, propane, or butane. As the fuel gas 66a, a gas collected from the seabed formation 18 may be used. Although the fuel gas 66a and the air 66b in FIG.
- thermo stimulation method 9 are schematically shown as separate spheres, the fuel gas 66a and the air 66b are separated because they are supplied as mixed gas into the cavity of the foam material 66c. I'm not doing it.
- a method of injecting a high-temperature fluid such as water vapor or hot water into the methane hydrate layer to decompose the methane hydrate is called “heating method” or “thermal stimulation method”.
- carbide (calcium carbide) particles and high-pressure water are supplied to generate the fuel gas, and the acetylene gas of the fuel gas is generated by the mutual chemical reaction.
- the submarine formation 18 may be crushed by explosively burning the acetylene gas accumulated in the cavity.
- Hydrogen of the fuel gas may be generated by a reaction between potassium, calcium, sodium and cold water, a reaction between magnesium and hot water, a reaction between aluminum, zinc, iron and high-temperature steam.
- the fuel gas methane gas is generated by promoting the decomposition of the seabed formation, that is, the methane hydrate layer by methanol. Then, the submarine formation 18 may be crushed by explosively burning the methane gas accumulated in the cavity of the foam material 66c.
- a method of mixing an inhibitor such as methanol or salt, which promotes the decomposition of methane hydrate, with water and injecting it into the methane hydrate layer is referred to as “inhibitor method” or “inhibitor injection method”.
- the coiled tubing device 60 may include a tubular tube outer wall 70, an opening 72, and a mixing chamber 74.
- the opening 72 is provided in the tube outer wall 70, and the mixing chamber 74 is provided inside the opening 72.
- the mixture is supplied between the submarine formation 18 and the tube outer wall 70 through the opening 72 together with the fuel gas 66a and the air 66b. To do.
- the resource collection system of this invention can heat a wide range of seabed formation in a short time, it can collect resources from a seabed formation more efficiently.
- the tube outer wall 70 of the coiled tubing device 60 is a welded steel pipe, and is manufactured by welding a seam formed in the longitudinal direction of the pipe while rolling a strip-shaped steel plate into a cylindrical shape by continuous rolling.
- the steel sheet is added by bias welding in which the edge of the steel sheet is cut obliquely and welded.
- the fuel gas 66a passes through the fuel gas supply pipe 68a from the fuel gas supply apparatus 12c
- the air 66b passes through the air supply pipe 42c and the air supply pipe 68b from the air supply apparatus 12d
- the raw material of the foam material is the foam material.
- the mixture is supplied from the stock solution supply device 12e to the mixing chamber 74 through the foam material stock solution supply pipe 68c.
- the carbide particles are supplied from the fuel gas supply device 12c through the fuel gas supply pipe 68a, and the high-pressure water is supplied to the water. It is supplied from the apparatus 12b to the mixing chamber 74 through the high-pressure water supply pipe 68e and the high-pressure pump.
- methanol and high-pressure water are supplied instead of supplying the fuel gas 66a, methanol passes from the fuel gas supply device 12c through the fuel gas supply pipe 68a, and high-pressure water is supplied from the water supply device 12b to high pressure. The mixture is supplied to the mixing chamber 74 through the water supply pipe 68e and the high-pressure pump.
- the foam material 66c formed by mixing foam stock solutions may include conductive particles 66d such as a conductive metal or carbon nanotube.
- the resource collection system of the present invention applies a high voltage between the conductive foam material 66c and the ignition wire 68g exposed to the tube outer wall 70 or the mixing chamber 74 and electrically insulated, thereby expanding the foam material.
- the fuel gas 66a accumulated in the cavity 66c or the fuel gas generated instead may be ignited.
- the conductive particles 66d are supplied from the conductive particle supply device 12f to the mixing chamber 74 through the conductive particle supply pipe 68d.
- the conductive particles 66d may be stored by installing a temporary storage area inside the storage tank 36.
- the resource collection system of the present invention may clean the mixing chamber 74 using at least one of high pressure water and high pressure air.
- the resource collection system of this invention can heat a wide range of seabed formation in a short time, it can collect resources from a seabed formation more efficiently.
- the resource collection device 20f constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, and a coiled tubing device.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the coiled tubing device is fed from a take-up reel 62 disposed on the sea surface or inside the protective tube 22 by a feeding device 64, extends through the side wall 22a of the protective tube 22 from the inside to the outside, It has a collection tube, a sub-protection tube, a sub-filter, and a sub-gate tube.
- the sub-resource collection pipe sends the resources collected from the seabed strata 18 to the collection resource pipe.
- the sub-protection pipe includes a sub-side wall provided around the sub-resource collection pipe and a plurality of sub-side wall holes penetrating the sub-side wall to protect the sub-resource collection pipe.
- the sub-filter is disposed inside the sub-protection pipe, and removes sediment from the seabed formation 18.
- the sub gate tube is disposed outside the sub protection tube and at least one between the sub protection tube and the sub filter in order to open and close the plurality of sub side wall holes.
- the resource collection system of the present invention opens a plurality of sub-side wall holes when collecting resources from the seabed 18 and closes the plurality of sub-side wall holes at other times.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the sub resource collection pipe, the sub protection pipe, and the sub gate pipe are welded steel pipes as with the tube outer wall 70.
- a plurality of coiled tubing devices of the resource collecting device 20f constituting the resource collecting system of the present invention may be arranged at a predetermined interval in the circumferential direction of each position at at least one position with respect to the axial direction of the protective tube 22. good.
- the number of coiled tubing devices 60 is not particularly limited as long as it can be accommodated in the resource collection device 20f.
- the crushed particles 80 are obtained by sequentially coating a slow-acting heating element 84, an expanding body 86, and a fast-acting heating element 88 on the outside of the cement particles 82.
- the slow-acting heating element 84 absorbs high-pressure water.
- the heat generating material is fired by microwaves, the expansion body 86 is formed of a material that expands by absorbing the moisture of high-pressure water, and the fast-acting heat generating element 88 is the slow-acting heat generating element 84.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the high-pressure water supply pipe of the present invention is connected to the water supply device 12b via a high-pressure pump.
- the crushed particles 80 are supplied from the crushed particle supply device 12g.
- the expansion body 86 to spread out the small depressions of the seabed formation 18 generated by using the fast-acting heating element 88 and the slow-acting heating element 84, the seabed formation 18 is more efficiently incorporated into the seabed formation 18.
- a break 18a for collecting resources from can be entered.
- the fast-acting heating element 88 generates heat in a few minutes to several hours to melt seawater ice
- the slow-acting heating element 84 generates heat in a few days to several weeks to form a gas hydrate layer. It is for melting such solid resources.
- the crushed particles 80 may be stored by installing an area for temporary storage inside the storage tank 36.
- the crushed particles 80 may be supplied into the seabed formation using the coiled tubing device 60.
- the crushed particles 80 may be mixed in the high-pressure water in the high-pressure water supply pipe 68e.
- the slow-acting heating element 84 and the fast-acting heating element 88 are not particularly limited. However, when iron powder is oxidized by contact with air, it generates heat or reacts with calcium oxide and water to react with water. It is preferable that calcium oxide is produced, and aluminum and calcium hydroxide are reacted using the thermal energy generated at that time and an alkaline aqueous solution as an initiator.
- the expanded body 86 is not particularly limited, but is obtained by pulverizing a calcined compound mainly composed of lime, gypsum, and bauxite so as to have an appropriate particle size distribution, or by reacting calcium oxide and water to form calcium hydroxide. It is preferred that the calcium hydroxide particles swell as they become.
- the resource collection device 20h constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, and a filter 24.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 24 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the resource collection system of the present invention uses the high-pressure pump to push out the earth and sand removed by the filter 24 from the opening of the side wall 22 a of the protective tube 22 toward the seabed formation 18.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the resource collecting device 20h includes a sediment discharge device 90.
- the sediment discharge device 90 rotates the spiral rotor blades to move the sediment removed by the filter 24 in the direction of the side wall 22a of the protective tube 22.
- a pump and a high-pressure pump that pushes the earth and sand from the opening of the side wall 22a of the protective tube 22 toward the seabed stratum 18;
- the spiral rotor blade is driven by a hydraulic motor or an air motor.
- the earth and sand discharging device 90 may discharge excess coating agent together with earth and sand. In the resource collection system of the present invention, it is preferable to mix cement particles in the earth and sand before discharging the earth and sand.
- the type of the high-pressure pump is not particularly limited, but a plunger pump is preferable in terms of pressure for pushing out the earth and sand.
- the number of earth and sand discharging devices 90 is not particularly limited as long as they can be stored in the resource collecting device 20h.
- FIG. 12A is a longitudinal sectional view schematically showing an example of a filter constituting the resource collecting apparatus in FIG. 2, FIG. 12B is a transverse sectional view thereof, and FIG. FIG. 12D is a longitudinal sectional view schematically showing Modification Example 1 of the filter, and FIG. 12D is a longitudinal sectional view schematically showing Modification Example 2 of the filter, which is shown in FIGS. 13A and 13B.
- FIG. 14A is a vertical cross-sectional view schematically showing Modification 3 of the filter
- FIG. 14B is a cross-sectional view thereof.
- FIG. 14C is a longitudinal sectional view schematically showing Modification Example 4 of the filter
- FIG. 14D is a transverse sectional view thereof.
- the filter 100 as an example of the filter is the same as the filter 24 and the secondary filter 46, and includes an element 24a, a resource collection hole 24b, and a through hole 24c.
- the resource collection device 20 i constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, and a filter 110.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 110 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the filter 110 includes an electromagnetic coil 112 disposed so as to hold the diatomaceous earth with magnetic substance powder inside the element 24a.
- the resource collection system of the present invention generates a holding force for the diatomaceous earth with magnetic powder by the electromagnet coil 112 by energizing the electromagnet coil 112.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the filter 110 is a modification 1 of the filter, and further includes a resource collection hole 24b and a through hole 24c.
- the length and number of the electromagnetic coils 112 are not particularly limited as long as resources can be collected from the surface of the element 24a therebetween.
- the resource collection device 20j constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, and a filter 120.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 120 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the filter 120 includes a permanent magnet 122 and a demagnetizing means.
- the permanent magnet 122 is disposed so as to hold diatomaceous earth with magnetic substance powder inside the element 24 a, and the demagnetizing means is a magnetic substance powder by the permanent magnet 122. Decreases the holding power of attached diatomaceous earth.
- the resource collection system of the present invention reduces the amount of diatomaceous earth with magnetic substance powder retained by the permanent magnet 122 by operating the demagnetizing means.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the filter 120 is a modification 2 of the filter, and further includes a resource collection hole 24b and a through hole 24c.
- the length and number of the permanent magnets 122 are not particularly limited as long as resources can be collected from the surface of the element 24a in between.
- the type of permanent magnet 122 is not particularly limited, but is preferably a neodymium magnet.
- the demagnetizing means of the resource collecting apparatus 20j constituting the resource collecting system of the present invention may be an electromagnetic coil 124 arranged inside or outside the permanent magnet 122 so that the poles opposite to the permanent magnet 122 are adjacent to each other. good.
- the resource collection system of the present invention may reduce the amount of diatomaceous earth with magnetic substance powder retained by the permanent magnet 122 by energizing the electromagnet coil 124. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the length and number of the electromagnetic coils 124 are not particularly limited as long as resources can be collected from the surface of the element 24a.
- the demagnetization means 130 includes an operation unit 132, a main body 134, and a permanent magnet 136.
- an attractive force acts between the permanent magnet 136 inside the main body 134 and the object 138, and the main body 134 is lifted.
- the object 138 can be lifted.
- the operation unit 132 is lifted in this state, the operation unit 132 is pulled away from the main body 134 and the permanent magnet 136 is pulled away from the target object 138, so that the target object 138 can be removed from the main body 134.
- this method as a demagnetizing means and moving the position of the permanent magnet 122, the amount of diatomaceous earth with magnetic substance powder held by the permanent magnet 122 may be reduced.
- the resource collection device 20k constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, and a filter 140.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 140 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the filter 140 includes a spiral metal wire 142 and a column 144, and the column 144 extends in the linear axis direction of the spiral metal wire 142 and is fixed to the spiral metal wire 142.
- the resource collection system of the present invention prevents freezing of seawater on the surface of the spiral metal wire 142 by flowing high-pressure hot water or high-pressure steam through the through-hole 144 a in the longitudinal direction of the support 144.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the through hole 144a functionally corresponds to the through hole 24c.
- the filter 140 is a third modification of the filter, and further includes a resource collection hole 146 that functionally corresponds to the resource collection hole 24b.
- the spiral through-hole can be constituted by a method in which a plurality of thin tubes are filled with wax, both ends are closed, an explosive is filled in the surrounding area and ignited, and welded together by the impact of the explosion.
- the shape of the column 144 is not particularly limited as long as the helical metal wire 142 can be fixed, and the size and number are not particularly limited as long as the performance of the filter 140 is not affected.
- the shape, size, and number of resource collection holes 146 are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the shape, size, and number of the through-holes 144a are not particularly limited, but are preferably optimized so that they can be heated most efficiently.
- the material of the spiral metal wire 142 and the column 144 is not particularly limited, but
- the resource collection device 20k constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, and a filter 150.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the filter 150 is disposed inside the protective tube 22 and removes earth and sand from the seabed formation 18.
- the filter 150 includes a spiral metal wire 152 and a support column 154, and the support column 154 extends in the linear axis direction of the spiral metal wire 152 and is fixed to the spiral metal wire 152.
- the resource collection system of the present invention prevents freezing of seawater on the surface of the spiral metal wire 152 by flowing high-pressure hot water or high-pressure steam through the spiral through hole 152 a of the spiral metal wire 152.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the through hole 152a functionally corresponds to the through hole 24c.
- the filter 150 is a fourth modification of the filter, and further includes a resource collection hole 156 that functionally corresponds to the resource collection hole 24b.
- the spiral through-hole can be constituted by a method in which a plurality of thin tubes are filled with wax, both ends are closed, an explosive is filled in the surrounding area and ignited, and welded together by the impact of the explosion.
- the shape of the column 154 is not particularly limited as long as the spiral metal wire 152 can be fixed, and the size and number are not particularly limited as long as the performance of the filter 150 is not affected.
- the shape, size, and number of resource collection holes 156 are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the shape, size, and number of the through holes 152a are not particularly limited, but are preferably optimized so as to be most efficiently heated.
- the material of the spiral metal wire 152 and the support column 154 is not particularly limited, but is preferably iron
- the filter 150 may include a filter obtained by laminating and compressing a fibrous metal intertwined in a cotton shape, instead of the spiral metal wire 152 and the support column 154.
- the resource collection system of the present invention prevents freezing of seawater on the surface and inside of the filter by flowing high-pressure hot water or high-pressure steam through the through-hole 24c in the longitudinal direction of the filter.
- the fibrous metal filter further has a resource collection hole 24b.
- the fibrous metal is preferably steel wool or stainless wool.
- the resource collecting hole 24b and the through hole 24c can be configured by inserting a bar in the longitudinal direction of the filter when laminating the fibrous metal, and pulling out the bar after compressing the whole.
- FIG. 15A is a partial longitudinal sectional view schematically showing the function of the circulating flow generating pipe constituting the resource collecting apparatus of FIG. 2, and FIGS. 15B and 15C are the circulating flow generating units. It is a fragmentary longitudinal cross-section which shows typically a motion of a pipe.
- the resource collection device 201 constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, a circulation flow generation tube 162, and a power supply device.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the circulation flow generation pipe 162 is provided in a U shape inside the protection pipe 22 and generates a circulation flow between the seabed formation 18 and the protection pipe 22.
- the power supply device supplies power to the high-frequency heater 164 disposed in the middle of the circulating flow generating pipe 162.
- the resource collection system of the present invention changes the flow of the circulation flow by changing the angle of the movable tubes 166 and 168 provided at both ends of the circulation flow generation tube 162 when the amount of resources collected from the seabed formation 18 is reduced. While shortening the path, high-pressure hot water or high-pressure steam is jetted from the movable tubes 166 and 168 toward the seabed formation 18.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28. By setting it as such a structure, since the resource collection system of this invention can heat a surrounding seabed formation in a short time, it can collect resources from a seabed formation more efficiently.
- the circulating flow generator 162 and the power supply device constitute a circulating flow generator 160.
- the high-pressure hot water or high-pressure steam is supplied from the water supply device 12b via a power supply device and a high-pressure pump, and may be supercritical water.
- the position of the movable tube 166 when the amount of resources collected from the seabed formation 18 is normal is the upward position a
- the position of the movable tube 168 is the downward position b
- the position of the movable tube 166 when the amount is reduced is the downward position c
- the position of the movable tube 168 is the upward position d.
- the number of the circulating flow generators 160 is not particularly limited as long as the circulating flow generators 160 can be accommodated in the resource collecting device 20l.
- the shapes of the movable tubes 166 and 168 are not particularly limited as long as the direction of the circulation flow can be changed.
- the steam injection section 170 disposed in the middle of the circulation flow generation pipe 162 passes through a downward steam injection hole 170a or an upward steam injection hole 170b. Then, the steam is injected into the circulation flow generation pipe 162, and the high-frequency heater 164 further heats the steam to generate superheated steam.
- the high-frequency electromagnetic wave used here preferably has a frequency of several hundred megahertz to several tens of terahertz.
- an electromagnetic wave having a frequency of several hundred to several thousand megahertz used for decomposing gas hydrate an electromagnetic wave having a frequency of several tens of terahertz that penetrates deeply into the gas hydrate and promotes the decomposition of gas hydrate, May be used in appropriate combination.
- the resource collection device 20m constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, a circulation flow generation tube 162, and a power supply device.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the circulation flow generation pipe 162 is provided in a U shape inside the protection pipe 22 and generates a circulation flow between the seabed formation 18 and the protection pipe 22.
- the power supply device supplies power to the high-frequency heater 164 disposed in the middle of the circulating flow generating pipe 162.
- the resource collection system of the present invention moves the earth and sand in the circulating flow generating pipe 162 in the direction of the circulating flow by rotating the spiral rotor blades 172 and 174 when the flow rate of the circulating flow decreases.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the position of the spiral rotary blade 172 of the axial flow pump when the flow rate of the circulating flow is normal is a position g outside the circulating flow generating tube 162, and the position of the spiral rotary blade 174 is outside the circulating flow generating tube 162.
- the position of the movable tube 166 when the flow rate of the circulating flow is reduced is the horizontal position e
- the position of the movable tube 168 is the horizontal position f
- the flow rate of the circulating flow is reduced.
- the position of the spiral rotary blade 172 of the axial flow pump at that time is the position i inside the circulating flow generating tube 162
- the position of the spiral rotating blade 174 is the position j inside the circulating flow generating tube 162.
- the spiral rotor blades 172 and 174 are driven by a hydraulic motor or an air motor.
- the resource collection system of the present invention can supply cement particles into the seabed stratum 18 at the two opening positions of the circulating flow generation pipe 162 before moving the protection pipe 22 in the axial direction with respect to the seabed strata 18. good. With such a configuration, the resource collection system of the present invention is unlikely to fail, and can operate stably continuously for a long time.
- the cement particles are supplied from the cement particle supply device 12h.
- FIG. 16A is a vertical cross-sectional view schematically showing an example of a power supply device that constitutes the resource collection device of FIG. 2, and FIG. 16B shows a modification 1 of a part of the power supply device. It is a longitudinal cross-sectional view typically shown, and FIG.16 (c) is a longitudinal cross-sectional view which shows typically the modification 2 of an electric power supply apparatus.
- the jet turbine 180 is an example of a power supply device, and includes a compression unit 182, a combustion chamber 184, a turbine 186, and power generation means 188.
- the compression unit 182 compresses the taken-in air
- the combustion chamber 184 stores a mixed gas of the fuel gas being compressed and the compressed air
- the turbine 186 receives the force through which the gas expanded by the combustion flows.
- the power generation means 188 generates power by the rotation of the turbine 186.
- the resource collection device 20n constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, a circulation flow generation tube 162, and a power supply device.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the circulation flow generation pipe 162 is provided in a U shape inside the protection pipe 22 and generates a circulation flow between the seabed formation 18 and the protection pipe 22.
- the power supply device supplies power to the high-frequency heater 164 disposed in the middle of the circulating flow generating pipe 162.
- the power supply apparatus includes a jet turbine 180, and the jet turbine 180 is driven by combustion gas generated by burning resources collected from the seabed formation 18 in the combustion chamber 184, and high-pressure hot water or high-pressure is supplied to the circulation flow generation pipe 162.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the high-pressure hot water or high-pressure steam may be supercritical water.
- the fuel gas is supplied to the combustion chamber 184 through the gas collection pipe 26 or the oil collection pipe 28, the air is supplied from the air supply device 12d to the compression unit 182 through the air supply pipe 42c, and the burned gas is The exhaust gas is exhausted to the atmosphere above the sea surface through the exhaust gas recovery pipe 42d.
- the number of power supply devices is not particularly limited as long as they can be stored in the resource collection device 20n.
- the underwater burner 190 is a modification 1 of a part of the power supply device, and includes a nozzle 192, a combustion chamber 194, a combustion stabilizer 196, and an ignition device 198.
- the nozzle 192 blows fuel gas and pressurized air into the combustion chamber 194 in a tangential direction
- the combustion chamber 194 contains a mixed gas of fuel gas and pressurized air during combustion
- the combustion stabilizer 196 includes a combustion chamber. Combustion destabilization due to the backflow of liquid to 194 is prevented, and the ignition device 198 ignites a mixed gas of fuel gas and pressurized air.
- the blade receives the force of flowing gas expanded by the combustion of the mixed gas and the turbine rotates, and the power generation means generates electric power by the rotation of the turbine.
- the resource collection device 20o constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, a circulation flow generation tube 162, and a power supply device.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the circulation flow generation pipe 162 is provided in a U shape inside the protection pipe 22 and generates a circulation flow between the seabed formation 18 and the protection pipe 22.
- the power supply device supplies power to the high-frequency heater 164 disposed in the middle of the circulating flow generating pipe 162.
- the power supply device includes a turbine, and the turbine is driven by combustion gas and steam generated by combusting resources collected from the seabed formation 18 with an underwater burner 190, and high-pressure hot water or high-pressure steam is supplied to the circulation flow generation pipe 162.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the high-pressure hot water or high-pressure steam may be supercritical water.
- the fuel gas is supplied to the combustion chamber 194 through the gas collection pipe 26 or the oil collection pipe 28, the air is supplied from the air supply device 12d to the combustion chamber 194 through the air supply pipe 42c, and the gas after combustion is supplied.
- the exhaust gas is exhausted to the atmosphere above the sea surface through the exhaust gas recovery pipe 42d.
- the fuel cell 200 is a second modification of the power supply device, and includes a fuel electrode 202, an electrolyte layer 204, and an air electrode 206.
- the hydrogen supplied to the fuel electrode 202 enters the surface in contact with the electrolyte layer 204, liberates electrons to become hydrogen ions, the electrons go out, and the hydrogen ions that have moved through the electrolyte layer 204 are air
- the oxygen supplied to the electrode 206 reacts with the electrons returned from the outside to become water.
- the resource collection device 20p constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 22, a circulation flow generation tube 162, and a power supply device.
- the resource collection pipe sends the resources collected from the submarine strata 18 to the collected resource storage tank 12a.
- the protection tube 22 is provided around the resource collection tube and protects the resource collection tube.
- the circulation flow generation pipe 162 is provided in a U shape inside the protection pipe 22 and generates a circulation flow between the seabed formation 18 and the protection pipe 22.
- the power supply device supplies power to the high-frequency heater 164 disposed in the middle of the circulating flow generating pipe 162.
- the power supply device is a fuel cell 200 that supplies power using hydrogen obtained by reacting resources collected from the seabed formation 18 with high-temperature steam.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the power supply device may be a thermoelectric conversion device that converts the heat of the hydrothermal deposit in the seabed 18 into electric power and supplies it.
- a thermoelectric conversion device is a device that uses the Seebeck effect to convert one of the junction points into a high heat source and the other in contact with a low heat source to generate a potential difference and convert the heat energy into electrical energy.
- thermoelectric conversion device may be provided in the vicinity of the tip of the coiled tubing device 60 that extends by excavating the seabed 18 to the vicinity of the hydrothermal deposit using a small excavator provided at the tip.
- the high heat source is the hydrothermal deposit in the submarine formation 18 and the low heat source is the submarine formation 18 sufficiently away from the hydrothermal deposit.
- the resource collection system according to the first embodiment of the present invention is basically configured as described above.
- the resource collection system of the present invention can collect resources from the seabed more efficiently, and can operate stably continuously for a longer time than the conventional one.
- the required energy can be supplied more efficiently and the size can be reduced.
- FIG. 17 is a block diagram schematically illustrating an overall configuration including a resource collection system according to the second embodiment of this invention.
- the overall configuration 210 includes a structure 12 disposed on the sea surface, a connection pipe 14 extending downward from the structure 12, a drilling device 16 provided at the lower end of the connection pipe 14, the connection pipe 14, and the drilling device 16. And a resource collection device 220 provided between the two.
- the resource collection device 220 collects resources using the cracks 212a when the submarine formation 212 including the gas hydrate layer is crushed.
- FIG. 18A is a longitudinal sectional view schematically showing the function of the resource collection device constituting the resource collection system of FIG. 17, and FIG. 18B shows the configuration of the resource collection device of FIG. It is a fragmentary longitudinal cross-sectional view which shows typically the bottom wall of the protection tube to perform, and the periphery function.
- the resource collection device 220 constituting the resource collection system of the present invention includes a resource collection tube, a protection tube 222, a filter 24, a gate tube 224, a secondary protection tube 226, a secondary filter 46, a secondary gate tube 228, and a circulation flow generation. It has a tube 230 and a power supply device.
- the resource collection pipe of the present invention includes a gas collection pipe 26 and an oil collection pipe 28.
- the resource collection device 220 is different in the shape of the protection tube 22 of the resource collection device 20d, the protection tube 222 relative to the gate tube 34, the gate tube 224, the number of longitudinal stages of the filter 24 and the secondary filter 46, and The axial lengths of the secondary protection pipe 226, the secondary gate pipe 228, and the circulation flow generation pipe 230 with respect to the secondary protection pipe 44, the secondary gate pipe 48, and the circulation flow generation pipe 162 of the resource collection device 20d are different. Except for those having the same configuration, the description of the same components and the components differing only in the number of stages or length will be omitted.
- the protective tube 222 of the resource collection device 220 constituting the resource collection system of the present invention may include a hemispherical bottom wall 222a extending from one end of the side wall and a plurality of bottom wall holes 222b penetrating the bottom wall 222a.
- the resource collection system of the present invention can collect resources from a nearby submarine formation, and thus can collect resources from the submarine formation more efficiently.
- the resource collection system of the present invention opens the plurality of bottom wall holes 222b when collecting resources from the seabed strata 18 and closes the plurality of bottom wall holes 222b at other times.
- the side wall of the protective tube 222 differs from the side wall 22a only in the axial direction.
- the protective tube 222 further includes a plurality of side wall holes 22b and an axial through hole on the side wall of the protective tube 222.
- the plurality of side wall holes 22 b of the protective tube 222 differ from the protective tube 22 only in the number of steps in the axial direction and penetrate the side wall of the protective tube 222.
- the through hole of the protective tube 222 is different from the through hole 22c only in the axial direction and is connected to the through hole 222c of the bottom wall 222a.
- the shape, size, and number of the through holes 222c are not particularly limited, but are preferably optimized so as to be most efficiently heated.
- the gate tube 224 of the resource collection device 220 includes a hemispherical bottom wall 224c extending from one end of the side wall and a plurality of bottom wall holes 224d penetrating the bottom wall 224c.
- the resource collection system of the present invention opens the plurality of bottom wall holes 224d when collecting resources from the seabed formation 18 and closes the plurality of bottom wall holes 224d at other times.
- the side wall of the gate tube 224 is different from the side wall 34c only in the length in the axial direction.
- the gate tube 224 further includes a plurality of side wall holes 34 d and an axial through hole on the side wall of the gate tube 224.
- the plurality of side wall holes 34 d of the gate tube 224 differ from the gate tube 34 only in the number of steps in the axial direction and penetrate the side wall of the gate tube 224.
- the through hole of the gate tube 224 is different from the through hole 34e only in the axial direction and is connected to the through hole 224e of the bottom wall 224c.
- the shape, size, and number of the through holes 224e are not particularly limited, but are preferably optimized so as to be most efficiently heated.
- the outer gate tube 224a is disposed outside the protective tube 222, and the inner gate tube 224b is disposed between the protective tube 222 and the filter 24.
- a bottom wall 224c, a plurality of bottom wall holes 224d penetrating the bottom wall 224c, and an axial through hole 224e of the bottom wall 224c are provided.
- the size of the bottom wall hole 224d is substantially the same as the bottom wall hole 222b of the protective tube 222, and the length of the bottom wall hole 224d in the circumferential direction of the gate tube 224 is less than half of the circumferential pitch.
- the bottom wall hole 222b of the protective tube 222 can be closed by rotating the gate pipe 224 by the length of the bottom wall hole 224d using a hydraulic motor or an air motor.
- the shape, size, and number of the bottom wall hole 222b and the bottom wall hole 224d are not particularly limited, but are preferably optimized so that resources can be collected most efficiently.
- the resource collection system according to the second embodiment of the present invention is basically configured as described above.
- the resource collection system of the present invention can collect resources from the seabed more efficiently, and can operate stably continuously for a longer time than the conventional one.
- the required energy can be supplied more efficiently and the size can be reduced.
- the resource collection system of the present invention can collect resources from the seabed more efficiently, the resource collection system can operate stably continuously for a longer time than the conventional one, and the necessary energy can be obtained. Since it can supply more efficiently and can also be reduced in size, it is industrially useful.
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Abstract
Description
また、本発明の他の目的は、上記目的に加え、従来と同等以上に長時間連続して安定的に稼働することができ、必要なエネルギをより効率的に供給することができ、小型にすることが可能な資源収集システムを提供することにある。
発泡材の原液を互いに混合して形成された発泡材は、導電体金属又はカーボンナノチューブを含み、導電性を有する発泡材とチューブ外壁又は混合室に露出しかつ電気的に絶縁された点火配線との間に高電圧を印加することによって、発泡材の空洞内に溜まった燃料ガスに点火するのが好ましい。
チューブ外壁又は混合室に設けられた点火プラグに高電圧を印加することによって、発泡材の空洞内に溜まった燃料ガスに点火するのが好ましい。
高圧水及び高圧空気の少なくとも一方を使用して混合室を洗浄するのが好ましい。
保護管の側壁の軸方向の貫通孔又はらせん状の貫通孔、及びゲート管の側壁の軸方向の貫通孔又はらせん状の貫通孔の少なくとも一方の中に高圧熱水又は高圧蒸気を流すことによって、保護管とゲート管との間及び複数の側壁孔の中での海水の凍結を防止するのが好ましい。
高圧水にコーティング剤を混入し、複数の側壁孔を閉じた状態で、コーティング剤を混入した高圧水を、資源を収集する時に資源がフィルタの中を流れる方向と同じ方向に流すことによって、フィルタをコーティングするのが好ましい。
複数の側壁孔を閉じた状態で、高圧水を、資源を収集する時に資源がフィルタの中を流れる方向と逆方向に流すことによって、フィルタの内部を洗浄するのが好ましい。
さらに、複数の側壁孔を閉じた状態で、高圧熱水又は高圧蒸気をフィルタの表面に流すことによって、フィルタの表面を洗浄するのが好ましい。
さらに、フィルタの内側に配置された二次側壁及び二次側壁を貫通する複数の二次側壁孔を備える二次保護管と、二次保護管の内部に配置され、海底地層からの土砂を除去する二次フィルタと、複数の二次側壁孔を開閉するためにフィルタと二次保護管との間及び二次保護管と二次フィルタとの間の少なくとも一方に配置された二次ゲート管と、を有するのが好ましい。
保護管は、側壁の一端から伸びる半球状の底壁及び底壁を貫通する複数の底壁孔を備えるのが好ましい。
また、本発明によれば、上記効果に加え、従来と同等以上に長時間連続して安定的に稼働することができ、必要なエネルギをより効率的に供給することができ、小型にすることができる。
本発明の資源収集システムを構成する資源収集装置20aは、資源収集管と保護管22とフィルタ24とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。フィルタ24は、保護管22の内部に配置され、海底地層18からの土砂を除去する。保護管22は、軸方向を海面に対して上下に向けて配置される。資源収集管は、ガス収集管26とオイル収集管28とを含み、ガス収集管26は、フィルタ24の上方に設けられたガス貯留室30に接続され、オイル収集管28は、フィルタ24の下方に設けられたオイル貯留室32に接続される。フィルタ24は、長手方向に貫通する資源収集孔24bを備える。本発明の資源収集システムは、フィルタ24を外側から内側に向かって通過して資源収集孔24bに到達した資源の内、ガスをガス貯留室30まで上昇させ、オイルをオイル貯留室32まで下降させる。
このような構成とすることで、本発明の資源収集システムは、ガスとオイルとを同時に収集できるので、より効率的に海底地層から資源を収集することができる。
本発明の資源収集システムを構成する資源収集装置20bは、資源収集管と保護管22とフィルタ24とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。フィルタ24は、保護管22の内部に配置され、海底地層18からの土砂を除去する。フィルタ24は、円柱状の複数のエレメント24aを含み、各エレメント24aは、長手方向に対して少なくとも1つの位置に、各位置の周方向に所定の間隔で配置される。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、同時には故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20cは、資源収集管と保護管22とフィルタ24とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。フィルタ24は、保護管22の内部に配置され、海底地層18からの土砂を除去する。本発明の資源収集システムは、フィルタ24の長手方向の貫通孔24cの中に高圧熱水又は高圧蒸気を流すことによって、フィルタ24の表面及び内部での海水の凍結を防止する。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20dは、資源収集管と保護管22とフィルタ24とゲート管34とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設された側壁22a及び側壁22aを貫通する複数の側壁孔22bを備え、資源収集管を保護する。フィルタ24は、保護管22の内部に配置され、海底地層18からの土砂を除去する。ゲート管34は、複数の側壁孔22bを開閉するために保護管22の外側及び保護管22とフィルタ24との間の少なくとも一方に配置される。本発明の資源収集システムは、海底地層18から資源を収集する時に複数の側壁孔22bを開き、それ以外の時に複数の側壁孔22bを閉じる。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムは、保護管22の内側の圧力を保護管22の外側の海底地層18と同じ圧力まで上昇させた後に、複数の側壁孔22bを開いても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムは、保護管22の側壁22aの軸方向の貫通孔22c又はらせん状の貫通孔の中に高圧熱水又は高圧蒸気を流すことによって、保護管22とゲート管34との間及び複数の側壁孔22bの中での海水の凍結を防止しても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムは、ゲート管34の側壁34cの軸方向の貫通孔34e又はらせん状の貫通孔の中に高圧熱水又は高圧蒸気を流すことによって、保護管22とゲート管34との間及び複数の側壁孔34dの中での海水の凍結を防止しても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムは、高圧水にコーティング剤を混入し、複数の側壁孔22bを閉じた状態で、コーティング剤を混入した高圧水を、資源を収集する時に資源がフィルタ24の中を流れる方向と同じ方向に流すことによって、フィルタ24をコーティングしても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムは、複数の側壁孔22bを閉じた状態で、高圧水を、資源を収集する時に資源がフィルタ24の中を流れる方向と逆方向に流すことによって、フィルタ24の内部を洗浄しても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムは、さらに、複数の側壁孔22bを閉じた状態で、高圧熱水又は高圧蒸気をフィルタ24の表面に流すことによって、フィルタ24の表面を洗浄しても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20dは、さらに、二次保護管44と二次フィルタ46と二次ゲート管48とを有しても良い。二次保護管44は、フィルタ24の内側に配置された二次側壁44a及び二次側壁44aを貫通する複数の二次側壁孔44bを備える。二次フィルタ46は、二次保護管44の内部に配置され、海底地層18からの土砂を除去する。二次ゲート管48は、複数の二次側壁孔44bを開閉するためにフィルタ24と二次保護管44との間及び二次保護管44と二次フィルタ46との間の少なくとも一方に配置される。
このような構成とすることで、本発明の資源収集システムは、同時には故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20eは、資源収集管と保護管22とコイルドチュービング装置60とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。コイルドチュービング装置60は、海面上又は保護管22の内部に配置された巻取り用のリール62から繰り出し装置64によって繰り出され、保護管22の側壁22aを貫通して内側から外側に伸びる。本発明の資源収集システムは、コイルドチュービング装置60を通って、海底地層18の中に発泡材の原液、燃料ガス、及び酸素を含む空気を供給し、発泡材の原液を互いに混合して燃料ガス66a及び空気66bを含む雰囲気中で発泡させ、発泡材66cの空洞内に溜まった燃料ガス66aを爆発的に燃焼させることによって、海底地層18を破砕する。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
コイルドチュービング装置60は、管状のチューブ外壁70と開口72と混合室74とを備えても良い。開口72は、チューブ外壁70に設けられ、混合室74は、開口72の内側に設けられる。本発明の資源収集システムは、発泡材の原液を混合室74で互いに混合した後に、その混合物を、燃料ガス66a及び空気66bと共に開口72を通って海底地層18とチューブ外壁70との間に供給する。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
発泡材の原液を互いに混合して形成された発泡材66cは、導電体金属又はカーボンナノチューブのような導電粒子66dを含んでも良い。本発明の資源収集システムは、導電性を有する発泡材66cとチューブ外壁70又は混合室74に露出しかつ電気的に絶縁された点火配線68gとの間に高電圧を印加することによって、発泡材66cの空洞内に溜まった燃料ガス66a又はその代わりに発生させた燃料ガスに点火しても良い。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
本発明の資源収集システムは、チューブ外壁70又は混合室74に設けられた点火プラグ(図示せず)に高電圧を印加することによって、発泡材66cの空洞内に溜まった燃料ガス66a又はその代わりに発生させた燃料ガスに点火しても良い。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
本発明の資源収集システムは、高圧水及び高圧空気の少なくとも一方を使用して混合室74を洗浄しても良い。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
<コイルドチュービング装置の側壁孔付き保護管>
本発明の資源収集システムを構成する資源収集装置20fは、資源収集管と保護管22とコイルドチュービング装置とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。コイルドチュービング装置は、海面上又は保護管22の内部に配置された巻取り用のリール62から繰り出し装置64によって繰り出され、保護管22の側壁22aを貫通して内側から外側に伸び、サブ資源収集管とサブ保護管とサブフィルタとサブゲート管とを有する。サブ資源収集管は、海底地層18から収集した資源を収集資源管まで送る。サブ保護管は、サブ資源収集管に周設されたサブ側壁及びサブ側壁を貫通する複数のサブ側壁孔を備え、サブ資源収集管を保護する。サブフィルタは、サブ保護管の内部に配置され、海底地層18からの土砂を除去する。サブゲート管は、複数のサブ側壁孔を開閉するためにサブ保護管の外側及びサブ保護管とサブフィルタとの間の少なくとも一方に配置される。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層から資源を収集できるので、より効率的に海底地層から資源を収集することができる。
本発明の資源収集システムを構成する資源収集装置20fのコイルドチュービング装置は、保護管22の軸方向に対して少なくとも1つの位置に、各位置の周方向に所定の間隔で複数配置されても良い。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層から資源を収集できるので、より効率的に海底地層から資源を収集することができる。
<破砕粒子>
本発明の資源収集システムを構成する資源収集装置20gは、高圧水供給管と資源収集管とを有する。高圧水供給管は、海底地層18から資源を収集するために海底地層18の中に高圧水を供給する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。本発明の資源収集システムは、高圧水供給管の中の高圧水に破砕粒子80を混入し、破砕粒子80を混入した高圧水によって、海底地層18を破砕する。破砕粒子80は、セメント粒子82の外側に、遅効性発熱体84、膨張体86、速効性発熱体88が順にコーティングされたものであり、遅効性発熱体84は、高圧水の水分を吸収して発熱する材料をマイクロ波で焼成したものであり、膨張体86は、高圧水の水分を吸収して膨張する材料で形成されたものであり、速効性発熱体88は、遅効性発熱体84と同一の材料を遅効性発熱体84よりも短時間マイクロ波で焼成したもの、又はマイクロ波で焼成していないものである。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、広範囲の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
<土砂排出>
本発明の資源収集システムを構成する資源収集装置20hは、資源収集管と保護管22とフィルタ24とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。フィルタ24は、保護管22の内部に配置され、海底地層18からの土砂を除去する。本発明の資源収集システムは、高圧ポンプを使用して、フィルタ24が除去した土砂を保護管22の側壁22aの開口から海底地層18に向かって押し出す。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、土砂を溜めこまないので、小型にすることができる。
本発明の資源収集システムを構成する資源収集装置20iは、資源収集管と保護管22とフィルタ110とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。フィルタ110は、保護管22の内部に配置され、海底地層18からの土砂を除去する。フィルタ110は、エレメント24aの内部に磁性体粉末付き珪藻土を保持するように配置された電磁石コイル112を備える。本発明の資源収集システムは、電磁石コイル112に通電することによって、電磁石コイル112による磁性体粉末付き珪藻土の保持力を発生させる。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20jは、資源収集管と保護管22とフィルタ120とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。フィルタ120は、保護管22の内部に配置され、海底地層18からの土砂を除去する。フィルタ120は、永久磁石122と減磁手段とを備え、永久磁石122は、エレメント24aの内部に磁性体粉末付き珪藻土を保持するように配置され、減磁手段は、永久磁石122による磁性体粉末付き珪藻土の保持力を弱める。本発明の資源収集システムは、減磁手段を作動させることによって、永久磁石122が保持する磁性体粉末付き珪藻土の量を減らす。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20jの減磁手段は、永久磁石122と反対の極がそれぞれ隣接するように永久磁石122の内側又は外側に配置された電磁石コイル124であっても良い。本発明の資源収集システムは、電磁石コイル124に通電することによって、永久磁石122が保持する磁性体粉末付き珪藻土の量を減らしても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20kは、資源収集管と保護管22とフィルタ140とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。フィルタ140は、保護管22の内部に配置され、海底地層18からの土砂を除去する。フィルタ140は、らせん状金属ワイヤ142と支柱144とを備え、支柱144は、らせん状金属ワイヤ142の直線軸方向に伸びかつらせん状金属ワイヤ142に固定される。本発明の資源収集システムは、支柱144の長手方向の貫通孔144aの中に高圧熱水又は高圧蒸気を流すことによって、らせん状金属ワイヤ142の表面での海水の凍結を防止する。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
本発明の資源収集システムを構成する資源収集装置20lは、資源収集管と保護管22と循環流発生管162と電力供給装置とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。循環流発生管162は、保護管22の内部にU字状に設けられ、海底地層18と保護管22との間に循環流を発生させる。電力供給装置は、循環流発生管162の途中に配置された高周波ヒータ164に電力を供給する。本発明の資源収集システムは、海底地層18から収集される資源の量が減少した時に、循環流発生管162の両端に設けられた可動管166、168の角度を変えることによって、循環流の流路を短縮させると共に、可動管166、168から海底地層18に向かって高圧熱水又は高圧蒸気を噴射させる。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、周辺の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
本発明の資源収集システムを構成する資源収集装置20mは、資源収集管と保護管22と循環流発生管162と電力供給装置とを有する。資源収集管は、海底地層18から収集した資源を収集資源貯蔵タンク12aまで送る。保護管22は、資源収集管に周設され、資源収集管を保護する。循環流発生管162は、保護管22の内部にU字状に設けられ、海底地層18と保護管22との間に循環流を発生させる。電力供給装置は、循環流発生管162の途中に配置された高周波ヒータ164に電力を供給する。本発明の資源収集システムは、循環流の流量が減少した時に、らせん状回転翼172、174を回転させることによって、循環流発生管162の中の土砂を循環流の方向に移動させる。本発明の資源収集管は、ガス収集管26とオイル収集管28とを含む。
このような構成とすることで、本発明の資源収集システムは、周辺の海底地層を短時間で加熱できるので、より効率的に海底地層から資源を収集することができる。
本発明の資源収集システムは、海底地層18に対して保護管22を軸方向に移動させる前に、循環流発生管162の2つの開口位置の海底地層18に中にセメント粒子を供給しても良い。
このような構成とすることで、本発明の資源収集システムは、故障しにくいので、長時間連続して安定的に稼働することができる。
ジェットタービン180は、電力供給装置の一例であり、圧縮部182と燃焼室184とタービン186と発電手段188とを有する。圧縮部182は、取り込んだ空気を圧縮し、燃焼室184は、燃焼中の燃料ガスと圧縮空気との混合ガスを収容し、タービン186は、燃焼によって膨張したガスが流れる力をブレードが受けて回転し、発電手段188は、タービン186の回転によって発電する。
このような構成とすることで、本発明の資源収集システムは、設置場所が海面上よりも圧倒的に近いので、必要なエネルギをより効率的に供給することができる。
水中バーナ190は、電力供給装置の一部の変形例1であり、ノズル192と燃焼室194と燃焼安定器196と点火装置198とを有する。ノズル192は、燃料ガス及び加圧空気を燃焼室194に接線方向に吹き込み、燃焼室194は、燃焼中の燃料ガスと加圧空気との混合ガスを収容し、燃焼安定器196は、燃焼室194への液の逆流による燃焼の不安定化を防ぎ、点火装置198は、燃料ガスと加圧空気との混合ガスに点火する。混合ガスの燃焼によって膨張したガスが流れる力をブレードが受けてタービンが回転し、タービンの回転によって発電手段が発電する。
このような構成とすることで、本発明の資源収集システムは、設置場所が海面上よりも圧倒的に近いので、必要なエネルギをより効率的に供給することができる。
燃料電池200は、電力供給装置の変形例2であり、燃料極202と電解質層204と空気極206とを有する。燃料極202に供給された水素は、電解質層204と接する面まで入り込んで、電子を遊離して水素イオンとなり、電子は外部に出て行き、電解質層204の中を移動した水素イオンは、空気極206に供給された酸素と外部から戻ってきた電子と反応して水になる。
このような構成とすることで、本発明の資源収集システムは、設置場所が海面上よりも圧倒的に近いので、必要なエネルギをより効率的に供給することができる。
本発明の資源収集システムを構成する資源収集装置220の保護管222は、側壁の一端から伸びる半球状の底壁222a及び底壁222aを貫通する複数の底壁孔222bを備えても良い。
このような構成とすることで、本発明の資源収集システムは、より近くの海底地層から資源を収集できるので、より効率的に海底地層から資源を収集することができる。
12 構造物
12a 収集資源貯蔵タンク
12b 水供給装置
12c 燃料ガス供給装置
12d 空気供給装置
12e 発泡材原液供給装置
12f 導電粒子供給装置
12g 破砕粒子供給装置
12h セメント粒子供給装置
14 接続管
16 掘削装置
18、212 海底地層
18a、212a 割れ目
20a~20p、220 資源収集装置
22、222 保護管
22a、34c 側壁
22b、34d 側壁孔
22c、24c、34e、144a、152a、222c、224e 貫通孔
24、100、110、120、140、150 フィルタ
24a エレメント
24b、146、156 資源収集孔
26、26a、26b ガス収集管
28、28a、28b オイル収集管
30 ガス貯留室
32 オイル貯留室
34、224 ゲート管
34a、224a 外側ゲート管
34b、224b 内側ゲート管
36 貯蔵タンク
38a、38b、38c、38d 上側配管
40a、40b、40c、40d 下側配管
42 中央配管
42a 冷却水供給管
42b 冷却水回収管
42c 空気供給管
42d 排気ガス回収管
42e 配管類収納管
42f 配線類収納管
44、226 二次保護管
44a、48c 二次側壁
44b、48d 二次側壁孔
44c、46c、48e 二次貫通孔
46 二次フィルタ
46a 二次エレメント
46b 二次資源収集孔
48、228 二次ゲート管
48a 二次外側ゲート管
48b 二次内側ゲート管
50、50a、50b 二次ガス収集管
52、52a、52b 二次オイル収集管
54 二次ガス貯留室
56 二次オイル貯留室
58a フィルタ固定板
58b 中央案内板
58c 外側案内板
58d 内側案内板
60 コイルドチュービング装置
62 リール
64 繰り出し装置
66a 燃料ガス
66b 空気
66c 発泡材
66d 導電粒子
68a 燃料ガス供給管
68b 空気供給管
68c 発泡材原液供給管
68d 導電粒子供給管
68e 高圧水供給管
68f 高圧空気供給管
68g 点火配線
70 チューブ外壁
72 開口
74 混合室
80 破砕粒子
82 セメント粒子
84 遅効性発熱体
86 膨張体
88 速効性発熱体
90 土砂排出装置
112、124 電磁石コイル
122 永久磁石
130 減磁手段
132 操作部
134 本体
136 永久磁石
138 対象物
142、152 らせん状金属ワイヤ
144、154 支柱
160 循環流発生装置
162、230 循環流発生管
164 高周波ヒータ
166、168 可動管
170 蒸気噴射部
170a、170b 蒸気噴射孔
172、174 らせん状回転翼
180 ジェットタービン
182 圧縮部
184、194 燃焼室
186 タービン
188 発電手段
190 水中バーナ
192 ノズル
196 燃焼安定器
198 点火装置
200 燃料電池
202 燃料極
204 電解質層
206 空気極
222a、224c 底壁
222b、224d 底壁孔
Claims (38)
- 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
海面上又は前記保護管の内部に配置された巻取り用のリールから繰り出され、前記保護管の側壁を貫通して内側から外側に伸びるコイルドチュービング装置と、を有し、
前記コイルドチュービング装置を通って、前記海底地層の中に発泡材の原液、燃料ガス、及び酸素を含む空気を供給し、前記発泡材の原液を互いに混合して前記燃料ガス及び前記空気を含む雰囲気中で発泡させ、発泡材の空洞内に溜まった前記燃料ガスを爆発的に燃焼させることによって、前記海底地層を破砕する資源収集システム。 - 前記コイルドチュービング装置は、管状のチューブ外壁と、前記チューブ外壁に設けられた開口と、前記開口の内側に設けられた混合室と、を備え、
前記発泡材の原液を前記混合室で互いに混合した後に、その混合物を、前記燃料ガス及び前記空気と共に前記開口を通って前記海底地層と前記チューブ外壁との間に供給する請求項1に記載の資源収集システム。 - 前記発泡材の原液を互いに混合して形成された発泡材は、導電体金属又はカーボンナノチューブを含み、
導電性を有する前記発泡材と前記チューブ外壁又は前記混合室に露出しかつ電気的に絶縁された点火配線との間に高電圧を印加することによって、前記発泡材の空洞内に溜まった燃料ガスに点火する請求項2に記載の資源収集システム。 - 前記チューブ外壁又は前記混合室に設けられた点火プラグに高電圧を印加することによって、前記発泡材の空洞内に溜まった燃料ガスに点火する請求項2に記載の資源収集システム。
- 高圧水及び高圧空気の少なくとも一方を使用して前記混合室を洗浄する請求項2~4のいずれか1項に記載の資源収集システム。
- 海底地層から資源を収集するために前記海底地層の中に高圧水を供給する高圧水供給管と、
前記海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、を有し、
前記高圧水供給管の中の高圧水に破砕粒子を混入し、前記破砕粒子を混入した高圧水によって、前記海底地層を破砕する資源収集システムであって、
前記破砕粒子は、セメント粒子の外側に、遅効性発熱体、膨張体、速効性発熱体が順にコーティングされたものであり、
前記遅効性発熱体は、前記高圧水の水分を吸収して発熱する材料をマイクロ波で焼成したものであり、
前記膨張体は、前記高圧水の水分を吸収して膨張する材料で形成されたものであり、
前記速効性発熱体は、前記遅効性発熱体と同一の材料を前記遅効性発熱体よりも短時間マイクロ波で焼成したもの、又はマイクロ波で焼成していないものである資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設された側壁及び前記側壁を貫通する複数の側壁孔を備え、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、
前記複数の側壁孔を開閉するために前記保護管の外側及び前記保護管と前記フィルタとの間の少なくとも一方に配置されたゲート管と、を有し、
前記海底地層から資源を収集する時に前記複数の側壁孔を開き、それ以外の時に前記複数の側壁孔を閉じる資源収集システム。 - 前記保護管の内側の圧力を前記保護管の外側の海底地層と同じ圧力まで上昇させた後に、前記複数の側壁孔を開く請求項7に記載の資源収集システム。
- 前記保護管の側壁の軸方向の貫通孔又はらせん状の貫通孔、及び前記ゲート管の側壁の軸方向の貫通孔又はらせん状の貫通孔の少なくとも一方の中に高圧熱水又は高圧蒸気を流すことによって、前記保護管と前記ゲート管との間及び前記複数の側壁孔の中での海水の凍結を防止する請求項7又は8に記載の資源収集システム。
- 高圧水にコーティング剤を混入し、前記複数の側壁孔を閉じた状態で、前記コーティング剤を混入した高圧水を、前記資源を収集する時に前記資源が前記フィルタの中を流れる方向と同じ方向に流すことによって、前記フィルタをコーティングする請求項7~9のいずれか1項に記載の資源収集システム。
- 前記複数の側壁孔を閉じた状態で、高圧水を、前記資源を収集する時に前記資源が前記フィルタの中を流れる方向と逆方向に流すことによって、前記フィルタの内部を洗浄する請求項7~10のいずれか1項に記載の資源収集システム。
- さらに、前記複数の側壁孔を閉じた状態で、高圧熱水又は高圧蒸気を前記フィルタの表面に流すことによって、前記フィルタの表面を洗浄する請求項11に記載の資源収集システム。
- さらに、前記フィルタの内側に配置された二次側壁及び前記二次側壁を貫通する複数の二次側壁孔を備える二次保護管と、
前記二次保護管の内部に配置され、前記海底地層からの土砂を除去する二次フィルタと、
前記複数の二次側壁孔を開閉するために前記フィルタと前記二次保護管との間及び前記二次保護管と前記二次フィルタとの間の少なくとも一方に配置された二次ゲート管と、を有する請求項7~12のいずれか1項に記載の資源収集システム。 - 前記保護管は、前記側壁の一端から伸びる半球状の底壁及び前記底壁を貫通する複数の底壁孔を備える請求項7~13のいずれか1項に記載の資源収集システム。
- 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
海面上又は前記保護管の内部に配置された巻取り用のリールから繰り出され、前記保護管の側壁を貫通して内側から外側に伸びるコイルドチュービング装置と、を有し、
前記コイルドチュービング装置は、
前記海底地層から収集した資源を前記収集資源管まで送るサブ資源収集管と、
前記サブ資源収集管に周設されたサブ側壁及び前記サブ側壁を貫通する複数のサブ側壁孔を備え、前記サブ資源収集管を保護するサブ保護管と、
前記サブ保護管の内部に配置され、前記海底地層からの土砂を除去するサブフィルタと、
前記複数のサブ側壁孔を開閉するために前記サブ保護管の外側及び前記サブ保護管と前記サブフィルタとの間の少なくとも一方に配置されたサブゲート管と、を有する資源収集システム。 - 前記コイルドチュービング装置は、前記保護管の軸方向に対して少なくとも1つの位置に、各位置の周方向に所定の間隔で複数配置される請求項1~5及び15のいずれか1項に記載の資源収集システム。
- 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
高圧ポンプを使用して、前記フィルタが除去した土砂を前記保護管の側壁の開口から前記海底地層に向かって押し出す資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記保護管は、軸方向を海面に対して上下に向けて配置され、
前記資源収集管は、前記フィルタの上方に設けられたガス貯留室に接続されたガス収集管と、前記フィルタの下方に設けられたオイル貯留室に接続されたオイル収集管と、を含み、
前記フィルタは、長手方向に貫通する資源収集孔を備え、
前記フィルタを外側から内側に向かって通過して前記資源収集孔に到達した資源の内、ガスを前記ガス貯留室まで上昇させ、オイルを前記オイル貯留室まで下降させる資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタは、円柱状の複数のエレメントを含み、
各エレメントは、長手方向に対して少なくとも1つの位置に、各位置の周方向に所定の間隔で配置される資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタの長手方向の貫通孔の中に高圧熱水又は高圧蒸気を流すことによって、前記フィルタの表面及び内部での海水の凍結を防止する資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタは、エレメントの内部に磁性体粉末付き珪藻土を保持するように配置された永久磁石と、前記永久磁石による前記磁性体粉末付き珪藻土の保持力を弱める減磁手段と、を備え、
前記減磁手段を作動させることによって、前記永久磁石が保持する前記磁性体粉末付き珪藻土の量を減らす資源収集システム。 - 前記減磁手段は、前記永久磁石と反対の極がそれぞれ隣接するように前記永久磁石の内側又は外側に配置された電磁石コイルであり、
前記電磁石コイルに通電することによって、前記永久磁石が保持する前記磁性体粉末付き珪藻土の量を減らす請求項21に記載の資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタは、エレメントの内部に磁性体粉末付き珪藻土を保持するように配置された電磁石コイルを備え、
前記電磁石コイルに通電することによって、前記電磁石コイルによる前記磁性体粉末付き珪藻土の保持力を発生させる資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタは、らせん状金属ワイヤと、前記らせん状金属ワイヤの直線軸方向に伸びかつ前記らせん状金属ワイヤに固定された支柱と、を備え、
前記支柱の長手方向の貫通孔又は前記らせん状金属ワイヤのらせん状の貫通孔の中に高圧熱水又は高圧蒸気を流すことによって、前記らせん状金属ワイヤの表面での海水の凍結を防止する資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部にU字状に設けられ、前記海底地層と前記保護管との間に循環流を発生させる循環流発生管と、
前記循環流発生管の途中に配置された高周波ヒータに電力を供給する電力供給装置と、を有し、
前記電力供給装置は、ジェットタービンを備え、前記ジェットタービンは、前記海底地層から収集した資源を燃焼室で燃焼させて発生した燃焼ガスで駆動され、前記循環流発生管に高圧熱水又は高圧蒸気を供給する資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部にU字状に設けられ、前記海底地層と前記保護管との間に循環流を発生させる循環流発生管と、
前記循環流発生管の途中に配置された高周波ヒータに電力を供給する電力供給装置と、を有し、
前記電力供給装置は、タービンを備え、前記タービンは、前記海底地層から収集した資源を水中バーナで燃焼させて発生した燃焼ガス及び蒸気で駆動され、前記循環流発生管に高圧熱水又は高圧蒸気を供給する資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部にU字状に設けられ、前記海底地層と前記保護管との間に循環流を発生させる循環流発生管と、
前記循環流発生管の途中に配置された高周波ヒータに電力を供給する電力供給装置と、を有し、
前記電力供給装置は、前記海底地層から収集した資源と高温の蒸気とを反応させて得られた水素を使用して電力を供給する燃料電池である資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部にU字状に設けられ、前記海底地層と前記保護管との間に循環流を発生させる循環流発生管と、
前記循環流発生管の途中に配置された高周波ヒータに電力を供給する電力供給装置と、を有し、
前記海底地層から収集される資源の量が減少した時に、前記循環流発生管の両端に設けられた可動管の角度を変えることによって、前記循環流の流路を短縮させると共に、前記可動管から前記海底地層に向かって高圧熱水又は高圧蒸気を噴射させる資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部にU字状に設けられ、前記海底地層と前記保護管との間に循環流を発生させる循環流発生管と、
前記循環流発生管の途中に配置された高周波ヒータに電力を供給する電力供給装置と、を有し、
前記循環流の流量が減少した時に、らせん状回転翼を回転させることによって、前記循環流発生管の中の土砂を前記循環流の方向に移動させる資源収集システム。 - 前記海底地層に対して前記保護管を軸方向に移動させる前に、前記循環流発生管の2つの開口位置の海底地層中にセメント粒子を供給する請求項28又は29に記載の資源収集システム。
- 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
海面上又は前記保護管の内部に配置された巻取り用のリールから繰り出され、前記保護管の側壁を貫通して内側から外側に伸びるコイルドチュービング装置と、を有し、
前記コイルドチュービング装置を通って、前記海底地層の中に発泡材の原液、燃料ガス発生材、高圧水、及び酸素を含む空気を供給し、前記燃料ガス発生材と前記高圧水との化学反応によって燃料ガスを発生させ、前記発泡材の原液を互いに混合して前記燃料ガス及び前記空気を含む雰囲気中で発泡させ、発泡材の空洞内に溜まった前記燃料ガスを爆発的に燃焼させることによって、前記海底地層を破砕する資源収集システム。 - 前記燃料ガス発生材は、カーバイド粒子であり、前記燃料ガスは、アセチレンガスである請求項31に記載の資源収集システム。
- 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
海面上又は前記保護管の内部に配置された巻取り用のリールから繰り出され、前記保護管の側壁を貫通して内側から外側に伸びるコイルドチュービング装置と、を有し、
前記コイルドチュービング装置を通って、前記海底地層の中に発泡材の原液、燃料ガス発生材、高圧水、及び酸素を含む空気を供給し、前記燃料ガス発生材による前記海底地層の分解促進によって燃料ガスを発生させ、前記発泡材の原液を互いに混合して前記燃料ガス及び前記空気を含む雰囲気中で発泡させ、発泡材の空洞内に溜まった前記燃料ガスを爆発的に燃焼させることによって、前記海底地層を破砕する資源収集システム。 - 前記燃料ガス発生材は、メタノールであり、前記海底地層は、メタンハイドレート層であり、前記燃料ガスは、メタンガスである請求項33に記載の資源収集システム。
- 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタの表面に高圧熱水又は高圧蒸気を当てることによって、前記フィルタの表面及び内部での海水の凍結を防止する資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタの長手方向の両端の伝熱手段を通って前記フィルタに高圧熱水又は高圧蒸気の熱を伝えることによって、前記フィルタの表面及び内部での海水の凍結を防止する資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部にU字状に設けられ、前記海底地層と前記保護管との間に循環流を発生させる循環流発生管と、
前記循環流発生管の途中に配置された高周波ヒータに電力を供給する電力供給装置と、を有し、
前記電力供給装置は、前記海底地層の中の熱水鉱床の熱を電力に変換して供給する熱電変換装置である資源収集システム。 - 海底地層から収集した資源を収集資源貯蔵タンクまで送る資源収集管と、
前記資源収集管に周設され、前記資源収集管を保護する保護管と、
前記保護管の内部に配置され、前記海底地層からの土砂を除去するフィルタと、を有し、
前記フィルタは、綿状に絡み合った繊維状金属を積層して圧縮したものを備え、
前記フィルタの長手方向の貫通孔の中に高圧熱水又は高圧蒸気を流すことによって、前記フィルタの表面及び内部での海水の凍結を防止する資源収集システム。
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CN115492558B (zh) * | 2022-09-14 | 2023-04-14 | 中国石油大学(华东) | 一种海域天然气水合物降压开采井筒中水合物二次生成防治装置及防治方法 |
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