CN202201151U - Anti-capsizing system for semi-submersible platform and semi-submersible platform - Google Patents
Anti-capsizing system for semi-submersible platform and semi-submersible platform Download PDFInfo
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- CN202201151U CN202201151U CN201120300160XU CN201120300160U CN202201151U CN 202201151 U CN202201151 U CN 202201151U CN 201120300160X U CN201120300160X U CN 201120300160XU CN 201120300160 U CN201120300160 U CN 201120300160U CN 202201151 U CN202201151 U CN 202201151U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000007667 floating Methods 0.000 claims abstract description 37
- 239000013535 sea water Substances 0.000 claims abstract description 30
- 239000003921 oil Substances 0.000 claims description 49
- 239000000446 fuel Substances 0.000 claims description 35
- 230000035699 permeability Effects 0.000 claims description 30
- 239000010720 hydraulic oil Substances 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 18
- 239000002828 fuel tank Substances 0.000 claims description 12
- 238000004146 energy storage Methods 0.000 claims description 10
- 239000002826 coolant Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- -1 rainwater Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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Abstract
The utility model discloses an anti-capsizing system for a semi-submersible platform and a semi-submersible platform. The anti-capsizing system comprises a ballast pump system comprising a ballast water main pipe, at least one ballast pump and multiple ballast water branch pipes; a compressed air system comprising a compressed air main pipe, at least one ballast air compressor and one or more compressed air branch pipes with compressed air valves; at least one first ballast tank which is communicated with outside air via a first ventilating pipe, is communicated with outside sea water via a first sea pipe with a sea valve and is connected to the ballast water main pipe via the one or more ballast water branch pipes; and at least one second ballast tank which is communicated with outside air via a second ventilating pipe with a ventilating valve, is communicated with outside sea water via a second sea pipe with a sea valve and is connected to the compressed air main pipe via the at least one compressed air branch pipe. The anti-capsizing system of the utility model is capable of rapidly providing an anti-capsizing moment so as to maintain the floating condition of the platform.
Description
Technical field
The utility model relates to semi-submerged platform, particularly relates to a kind of anti-system that topples that is used for semi-submerged platform, and a kind of semi-submerged platform with the anti-system that topples.
Background technology
Play an important role in the semi-submerged platform operation at sea; It generally includes the upper hull lower hull; Lower hull comprises two floating drums; These two floating drums are arranged in the below of upper hull respectively along the left and right topside of flat-bed, and each floating drum is connected to the bottom of upper hull respectively through two columns, also can be provided with the flat-bed drive system at lower hull.Semi-submerged platform may produce in operation process significantly and indulge, heel is covered angle, therefore needs the counter accordingly system of toppling come the balance capsizing moment, to keep the basic floading condition of flat-bed.For example, for large-scale half latent lifting platform, the anti-system that topples just plays a part very important in its lifting operation.The anti-system that topples of traditional platform adopts pump pressure to carry regulative mode, utilizes the water filling two in the ballast pump group adjustment ballast tank to keep the normal floading condition of flat-bed.This regulative mode needs the ballast pump of the big discharge capacity of many groups to come common the completion usually, and not only consumption of power is big, and the allotment time is long, is difficult to satisfy lifting operation needs of needed short time of lifting platform.
The utility model content
A purpose of the utility model is to provide a kind of anti-system that topples that is used for semi-submerged platform, to solve or to be to improve above-mentioned one or more deficiencies of the prior art at least.
Another purpose of the utility model is to provide a kind of semi-submerged platform, to solve or to be to improve above-mentioned one or more deficiencies of the prior art at least.
For realizing above-mentioned purpose; The utility model provides a kind of anti-system that topples that is used for semi-submerged platform; Said platform comprises upper hull and lower hull; Said lower hull comprises two floating drums that are arranged in the below of said upper hull respectively along the left and right topside of flat-bed, and each said floating drum is connected to the bottom of said upper hull respectively through two columns.The said anti-system of toppling comprises: the ballast pump system comprises ballast main, is used for supplying water and from least one ballast pump and a plurality of ballast branch pipe that is connected to this ballast main of said ballast main draining to said ballast main; Compressed air system comprises pneumatic manifold, is used for to said ballast air main compressed-air actuated at least one ballast Air compressor and one or more pressurized air arm that is connected to said pneumatic manifold and has compressed air valve being provided; At least one first ballast tank, each first ballast tank is communicated with outside air through first permeability cell, is communicated with extraneous seawater through the first maritime pipe of being with sea valve, and is connected to said ballast main through one or more said ballast branch pipes; And at least one second ballast tank; Each second ballast tank is communicated with outside air through second permeability cell of band vent valve; The second maritime pipe through the band sea valve is communicated with extraneous seawater, and is connected to said pneumatic manifold through at least one pressurized air arm.
Said second ballast tank can link to each other with said ballast main through one or more said ballast branch pipes.
The said anti-system that topples also can comprise at least one the 3rd ballast tank, and each the 3rd ballast tank is communicated with outside air through the 3rd permeability cell, and links to each other with said ballast main through one or more said ballast branch pipes.
In at least one said ballast branch pipe the ballast water valve is installed.
At least one said permeability cell can comprise first section of the top that is arranged on corresponding ballast tank and from this first section extend on the said flat-bed deck second section.Can be provided with the ventilative boiler check valve of the counter-rotating that is communicated with this ballast tank in this first section, and this first section also can be connected to said flat-bed bilge piping system through a shutoff valve.
The exit that is connected with outside air of at least one said permeability cell can be equipped with the ball float vent valve.
Said ballast pump system also can comprise: sea water tank, and the sea cock and valve through the band filter screen is communicated with extraneous seawater; Oral siphon is connected between the water inlet of said sea water tank and said ballast pump; Coolant outlet pipe is connected between the water outlet and said ballast main of said ballast pump; Bypass pipe is connected between the water inlet of said ballast main and said ballast pump; And drain hose, be connected between the water outlet and said extraneous seawater of said ballast pump.Be provided with first on-off valve in the said oral siphon, be provided with second on-off valve in the said coolant outlet pipe, be provided with the 3rd on-off valve in the said bypass pipe, and be provided with the 4th on-off valve in the said drain hose.
Each said second ballast tank can a plurality of said pressurized air arm of diverse location be connected to said pneumatic manifold in said second ballast tank through being opened on.
Can be provided with boiler check valve at least one said pressurized air arm.
Said compressed air system can comprise a plurality of ballast Air compressors, the said a plurality of ballast Air compressors of said pneumatic manifold parallel connection.
At least one valve in the said anti-system that topples is hydraulically powered, and the said anti-system that topples also can comprise the fluid power system that is used to drive this at least one valve.Said fluid power system comprises: at least one is used to provide the hydraulic power unit of pressurized hydraulic oil; Be used to supply with oil feed line from the hydraulic oil of said hydraulic power unit; Comprise the fuel feeding house steward who links to each other with said hydraulic power unit and be connected said fuel feeding house steward and said at least one valve between at least one fuel feeding be in charge of, be provided with an electromagnetic valve during wherein each fuel feeding is in charge of; And be used to supply hydraulic oil to return the oil return line of said hydraulic power unit, comprise the oil return house steward who links to each other with said hydraulic power unit and be connected said oil return house steward and said at least one valve between at least one oil return be in charge of.
Said hydraulic drive unit can comprise: fuel tank stores hydraulic oil; Fuel feed pipe is connected between said fuel tank and the said fuel feeding house steward; Oil return pipe is connected between said fuel tank and the said main oil return pipe; And be used at least one oil feed pump to said fuel feed pipe being provided with the hydraulic oil pressurization of said fuel tank.
Said hydraulic drive unit also comprises the energy storage unit that at least one is used for keeping the pressure of said fuel feed pipe hydraulic oil, and said energy storage unit is connected to said fuel feed pipe.
Said fluid power system can comprise: two hydraulic power units, main oil feed pump and subsequent use oil feed pump and the valve that is used for controlling turnover hydraulic oil.Wherein, each hydraulic power unit comprises a plurality of energy storage units.
The said anti-system of toppling comprises two fluid power systems, and the fuel feeding house steward of said two fluid power systems is connected through a reversing solenoid valve is corresponding respectively with the oil return house steward.
For realizing above-mentioned purpose; The utility model also provides a kind of semi-submerged platform; Comprise upper hull and lower hull; Said lower hull comprises two floating drums that are arranged in the below of said upper hull respectively along the left and right topside of flat-bed, and each said floating drum is connected to the bottom of said upper hull respectively through two columns.Said platform also is provided with the aforesaid anti-system that topples according to the utility model, and wherein, said first ballast tank and said second ballast tank are arranged in the said lower hull.
In each said floating drum, can be furnished with a said ballast pump system and at least one first ballast tank respectively.
In each said column, can be furnished with at least one second ballast tank respectively, the Air compressor of said compressed air system and pneumatic manifold can be arranged in the said upper hull.
Said second ballast tank can be arranged to annular, and is arranged in the position near the periphery of corresponding column.
Said platform also can comprise at least one the 3rd ballast tank that is arranged in each said floating drum, and the 3rd ballast tank is communicated with outside air through the 3rd permeability cell, and links to each other with said ballast main through one or more said ballast branch pipes.
Said platform can comprise one or more hoisting crane of arranging near the platform topside, and said first ballast tank is arranged in the interlude of corresponding floating drum.
Said platform can comprise one or more hoisting crane of arranging near platform stern end, and said first ballast tank is arranged in bow, the stern section of corresponding floating drum.
The anti-system of toppling according to the utility model can rely on the self gravitation of seawater to realize that ballast water injects ballast tank fast, can rely on pressurized air realization ballast water to discharge ballast tank fast simultaneously.These two kinds of operations are carried out simultaneously, can improve the allotment speed of ballast water, thereby produce anti-capsizing moment fast to offset the capsizing moment that platform operation (operation for example hoists) is brought, and make platform keep normal floading condition.Thus, fast balance hoist capsizing moment that operation brought, simplify the anti-ballasting system that topples, improve the operating efficiency that hoists.
Description of drawings
Below in conjunction with accompanying drawing and detailed embodiment the utility model is elaborated, wherein:
Fig. 1 shows the transparent view according to the semi-submerged platform of the utility model one embodiment;
Fig. 2 is the schematic diagram according to the ballast pump system of the utility model one embodiment;
Fig. 3 is the schematic diagram according to the compressed air system of the utility model one embodiment;
Fig. 4 is the schematic diagram according to first ballast tank of the utility model one embodiment;
Fig. 5 is the schematic diagram according to second ballast tank of the utility model one embodiment;
Fig. 6 is the schematic diagram according to the 3rd ballast tank of the utility model one embodiment;
Fig. 7 is according to the column of the platform starboard side of the utility model one embodiment and the side view cutaway drawing of floating drum;
Fig. 8 is according to the larboard column of platform of the utility model one embodiment and the side view cutaway drawing of floating drum;
Fig. 9 is the vertical view cutaway drawing according to the platform column of the utility model one embodiment;
Figure 10 is the vertical view cutaway drawing according to the platform floating drum of the utility model one embodiment;
Figure 11 is the schematic diagram according to the hydraulic power system of the utility model one embodiment; And
Figure 12 is the schematic diagram according to the hydraulic power unit of the utility model one embodiment.
The specific embodiment
Below, through exemplary embodiment the utility model is specifically described.Yet should be appreciated that under the situation that does not have further narration, element, structure and the characteristic described in one embodiment also can be attached among other embodiment valuably.
As shown in Figure 1, comprise upper hull 11 and lower hull 12 according to the semi-submerged platform 10 of the utility model one embodiment.Lower hull 12 comprises first floating drum 14 and second floating drum 15 of the below that is arranged in upper hull 11, and wherein first floating drum 14 is arranged along the starboard side of platform 10, and is connected to the bottom of upper hull 11 through two columns 16; And second floating drum 15 is arranged along the port side of platform 10, and is connected to the bottom of upper hull 11 through two columns 17.The accompanying drawing that should be appreciated that the utility model is not proportionally to illustrate.Although first floating drum, 14 to the second floating drums 15 shown in the figure are big, yet this is not to be the qualification to the utility model.
For keeping the basic floading condition of flat-bed, also be provided with the anti-system that topples in the platform 10.With reference to figure 2-12, at least one second ballast tank 50 that comprises ballast pump system 20, compressed air system 30, is used to realize at least one first ballast tank 40 of quick water filling and is used to realize quick draining according to the anti-system of toppling of the utility model one embodiment.Explanation respectively below.
According to a specific embodiment of the utility model, ballast pump system 20 also can include: sea water tank 23, oral siphon 24, coolant outlet pipe 25, bypass pipe 26 and drain hose 27.Sea water tank 23 is communicated with extraneous seawater through the sea cock and valve (not shown) of band filter screen, thereby can avoid the impurity in the extraneous seawater to stop up ballast pump system 20 and avoid damaging ballast pump 22.Oral siphon 24 is connected between the water inlet of sea water tank 23 and ballast pump 22, and is provided with on-off valve 241.Coolant outlet pipe 25 is connected between the water outlet and ballast main 21 of ballast pump 22, and is provided with on-off valve 251.Bypass pipe 26 is connected between the water inlet of ballast main 21 and ballast pump 22, and is provided with on-off valve 261.Drain hose 27 is connected between the water outlet and extraneous seawater of ballast pump 22, and is provided with on-off valve 271.
When work,, can realize utilizing ballast pump 22 to supply water or draining from ballast main 21 to ballast main 21 through the break-make of suitable control on-off valve 241,251,261,271.Specifically; In the injecting process; On-off valve 241 and 251 is opened and on-off valve 261 and 271 is closed; Thereby make the water in the sea water tank 23 to be admitted to ballast main 21 via oral siphon 24, ballast pump 22 and coolant outlet pipe 25 successively, get into cooresponding ballast tank via each ballast branch pipe 28 more then.In drainage procedure, on-off valve 261 and 271 is opened and on-off valve 241 and 251 is closed.At this moment be connected disconnection between sea water tank 23 and the ballast pump 22, the water in the ballast tank arrives ballast mains 21 via its ballast branch pipe 28 separately, is discharged to outside the platform via bypass pipe 26, ballast pump 22 and drain hose 27 successively again.Preferably, in the ballast branch pipe 28 ballast water valve 281 is installed.Like this, can be through the switching of control cock 281 selectively to specific ballast tank water filling or draining.
As shown in Figure 3, compressed air system 30 comprises pneumatic manifold 31, at least one ballast Air compressor 32 and one or more pressurized air arm 33 that is connected to pneumatic manifold 31 and has compressed air valve 331.Ballast Air compressor 32 is set for to pneumatic manifold 31 pressurized air is provided.According to an embodiment, compressed air system 30 is set in the upper hull 11.Preferably, can arrange a plurality of (for example four shown in Fig. 3) ballast Air compressor 32 at the stern of upper hull 11, these Air compressors 32 are parallel-connected to pneumatic manifold 31.This set makes, even Air compressor 32 et out of orders, remaining Air compressor 32 also can guarantee to the air feed of pneumatic manifold 31 and arm 33 normal.
Ballast tank 40 is through the balance of permeability cell 41 maintenance cabin internal gas pressures and ambient pressure.In an example, permeability cell 41 can comprise first section 411 of approximate horizontal of the top that is arranged on ballast tank 40 and on first section 411 deck 13 that extends to platform 10 second section 412.For avoiding existing ponding to stop up ventilative pipeline in the permeability cell 41, the ventilative boiler check valve 413 of the counter-rotating that is communicated with ballast tank 40 can be set in first section 411, the water in the section of winning 411 can be flow back in the cabin through the ventilative boiler check valve 413 that reverses.In addition, can also be with this first section 411 bilge piping system 80 that is connected to platform 10 through shutoff valve 414.Bilge piping system 60 is a kind of conventional systems in the semi-submerged platform, and it is responsible for being discharged to outside the platform because of residual, infiltration and/or the bilge water that forms that condenses everywhere in the semi-submerged platform.Preferably, first section 411 of permeability cell extend in the ballast tank 40 out of my cabin, the ventilative boiler check valve 413 of counter-rotating is arranged on the part in its cabin, and shutoff valve 414 is connected to its part out of my cabin, and is as shown in Figure 4.
In an example; The ball float vent valve 415 of band fine metal mesh is installed in the exit (being generally the highest point of permeability cell) that permeability cell 41 is connected with outside air, and ball float vent valve 415 allows gas can avoid water (like rainwater, seawater etc.) to get into permeability cell 41 from the outside simultaneously from permeability cell 41 discharges.
When the quick draining of needs, close vent valve 511, and open sea valve 521 and compressed air valve 331.Like this, get into pneumatic ballast tank 50 via pressurized air arm 33, impel the water in the cabin to be discharged to marine fast via maritime pipe 52 from the pressurized air of compressed air system pressurized air 30.At this moment, gas can not discharged through permeability cell 51 in the cabin.During to ballast tank 50 water fillings, compressed air valve 331 is closed at needs, and vent valve 511 is opened.At this moment, can directly inject seawater via maritime pipe 52 similarly with first ballast tank 40, thereby can realize quick water filling.Alternatively, pneumatic ballast tank 50 also can link to each other with ballast main 21 through one or more ballast branch pipes 28, thereby can utilize ballast pump system 20 to realize conventional water filling and drain operation.
In an example, each pneumatic ballast tank 50 is equipped with two permeability cells 51, two maritime pipes 52 and four pressurized air arms 33, to improve the functional reliability of pneumatic ballast tank.The pneumatic ballast tank 50 that is configured to according to pneumatic ballast tank 50 is equipped with a plurality of pressurized air arms 33, and these pressurized air arms 33 are opened on the diverse location in the cabin, and this is very favourable.Because this can be avoided forming pressurized air ungetable dead angle in the ballast tank 50, and influences drainage effect.Fig. 9 shows has the example that four pressurized airs are propped up the moving ballast tank 50 of annular air of tube opening 332.
The anti-system of toppling according to the utility model can rely on the self gravitation of seawater to realize that ballast water injects ballast tank fast, can rely on pressurized air realization ballast water to discharge ballast tank fast simultaneously.These two kinds of operations are carried out simultaneously, can improve the allotment speed of ballast water, thereby produce anti-capsizing moment fast to offset the capsizing moment that platform operation (operation for example hoists) is brought, and make platform keep normal floading condition.
In a specific embodiment according to the anti-system that topples of the utility model, the operation pressure of air compressor 32 is 2.6bar, and flow is 8390Nm
3/ h; The pressurized air arm 33 that it is 300mm that each pneumatic ballast tank 50 is equipped with four diameters; The diameter of maritime pipe 42,52 is 1000mm.This anti-system of toppling can satisfy 3600 tons the ocean engineering of in 30 minutes, the hoisting demand that hoists.
According to an embodiment of the utility model, the anti-system that topples also can comprise one or more the 3rd ballast tanks 60.The 3rd ballast tank 60 is claimed common ballast tank again, and its mode of regulating through traditional ballast pump realizes water filling and draining in the cabin.Specifically, as shown in Figure 6, common ballast tank 60 is communicated with outside air through permeability cell 61, and can link to each other with ballast main 21 through one or more ballast branch pipes 28.Permeability cell 61 can be arranged to the permeability cell 41 similar structures with first ballast tank, also is provided with counter-rotating ventilative boiler check valve 613, shutoff valve 614 and/or ball float vent valve 615, is not carefully stating here.
Like this, do not needing to provide fast under the situation of anti-capsizing moment, can carry regulative mode through the traditional pump pressure of common ballast tank 60 realizations, thereby can cut down the consumption of energy.Advantageously; Owing to also be provided with permeability cell and ballast branch pipe in the ballast tank 40 gentle moving ballast tanks 50 fast; Therefore they also can carry adjusting with the common ballast tank 60 the same pump pressures that realize, thereby help energy efficient, and have improved the applicability of each ballast tank.
Shown in Fig. 7-10, in an example, ballast tank 40 is arranged in the floating drum 14,15 fast, gets in the cabin fast to help seawater; And pneumatic ballast tank 50 is arranged in the column 16,17, to help the discharge of cabin maritime interior waters.Preferably, in each floating drum 14,15, be furnished with at least one quick ballast tank 40 respectively.Simultaneously, in each floating drum 14,15, be furnished with a ballast pump system 20 respectively, so that quick ballast tank 40 is carried out draining.Can in each column 16,17, be furnished with at least one pneumatic ballast tank 50 respectively.Pneumatic ballast tank 50 preferably is arranged to annular, and is arranged in the position near the periphery of corresponding column, thereby can play a protective role to being arranged in corresponding column central cabin and equipment.The Air compressor 32 and the pneumatic manifold 31 of compressed air system 30 are arranged in the upper hull 11.Common ballast tank 60 also can be arranged in the floating drum 14,15, and with quick ballast tank 40 separation.For instance, four quick ballast tanks 40 and eight common ballast tanks 60 be can in floating drum 14, arrange, and in floating drum 15, six quick ballast tanks 40 and four common ballast tanks 60 arranged.
In an example of the utility model, platform 10 is a lifting platform, and is equipped with one or more hoisting crane 18, and for example crane capacity is at the ocean hoisting crane more than 100 tons even more than 1000 tons.Ballast tank 40 is suitably arranged according to hoisting crane 18 the position being set fast, to help the capsizing moment that balance crane 18 is produced when working.For example, when hoisting crane 18 as shown in Figure 1 was arranged in the topside near platform 10, ballast tank 40 preferably is arranged in the position near interlude of floating drum 14,15 fast, and was shown in figure 10.When hoisting crane 18 was arranged in the stern end (or bow) near platform 10, ballast tank 40 preferably was arranged in bow, the stern section of floating drum 14,15 fast.
According to the utility model; One or more execution valves in the anti-system that topples are (like sea cock and valve, on-off valve, ballast water valve, compressed air valve, sea valve, the ventilative boiler check valve of counter-rotating, shutoff valve, ball float vent valve, vent valve and/or butterfly type boiler check valve etc.; Particularly sea valve, compressed air valve and vent valve) switching, can be by hydraulic-driven.The said anti-system of toppling comprises the fluid power system 70 that is used for these valves of hydraulic-driven.
Shown in figure 11, fluid power system 70 comprises: at least one be used to provide pressurized hydraulic oil hydraulic power unit 71, be used to supply with from the oil feed line of the hydraulic oil of hydraulic power unit 71 and the oil return line that is used to supply hydraulic oil hydraulic return power unit 71.Oil feed line comprise the fuel feeding house steward 721 who links to each other with hydraulic power unit and be connected fuel feeding house steward 721 and the anti-system that topples in each fuel feeding of carrying out between valve be in charge of 722.Wherein be respectively arranged with a fuel feeding corresponding to each hydraulically powered execution valve and be in charge of 722, each fuel feeding is in charge of 722 and is provided with an electromagnetic valve.Topple in the system certain when carrying out valve events when needs are counter, and cooresponding electromagnetic valve is opened, and carries out the required action that opens or closes thereby can utilize hydraulic oil to control this execution valve.The pairing closed electromagnetic valve of execution valve that need not move.Preferably, one or more solenoid valve box 74 can be set, to hold electromagnetic valve.Oil return line comprise the oil return house steward 731 who links to each other with hydraulic power unit 71 and be connected oil return house steward 731 and the anti-system that topples in each oil return of carrying out between valve be in charge of 732.Wherein be respectively arranged with an oil return and be in charge of 732 corresponding to each hydraulically powered execution valve.
Shown in figure 12, in an example, hydraulic power unit 71 comprises: the fuel tank 711, main hydraulic pressure oil feed pump 712, redundant hydraulic oil feed pump 713, fuel feed pipe 714 and the oil return pipe 715 that are used to store hydraulic oil.Wherein fuel feed pipe 714 is connected between fuel tank 711 and the fuel feeding house steward 721, and oil return pipe 715 is connected between fuel tank 711 and the oil return house steward 731.Two oil feed pumps 712,713 are connected respectively on the fuel feed pipe 714, the pressurization of the hydraulic oil of fuel tank 711 are provided to fuel feed pipe 714 being used for, and offer the oil feed line of fluid power system 70 then.
The pressure of hydraulic oil is in the preset range in the oil feed line in order to keep, and one or more energy storage units 76 also can be set in the preferably said hydraulic drive unit 71.Savings have and have hydraulic oil in the energy storage unit 76, and for example wait the pressure of keeping hydraulic oil through pressure gas.Hydraulic oil in the energy storage unit 76 is connected to fuel feed pipe 714 through pipeline 761, keeps the oil pressure in the oil feed line of fluid power system 70 with this.
In working order down, energy storage unit 76 can be through the actr fuel feeding of respectively carrying out valve of oil feed line to the anti-system that topples, with the unlatching that realizes corresponding valve close.In this process, the oil pressure in the energy storage unit 76 can reduce, and when pressure was lower than first scheduled pressure value, main oil feed pump 712 started, with to system's fuel feeding.When if pressure continues reduction and is lower than second scheduled pressure value (for example 155bar), subsequent use oil feed pump 713 starts, at this moment, and two oil feed pump while fuel feeding.When pressure is elevated to one the 3rd scheduled pressure value, main oil feed pump 712 stops control lever.When pressure is elevated to one the 4th scheduled pressure value, subsequent use oil feed pump 713 stops control lever.Wherein third and fourth scheduled pressure value can be identical also can be different.It is favourable that two oil feed pumps are set, because when main oil feed pump breaks down, can utilize subsequent use oil feed pump work, has improved the reliability of fluid power system.Yet, also an oil feed pump can only be set according to other embodiment of the utility model.
Preferably, shown in figure 11, can arrange a fluid power system 70 respectively at the left and right topside of upper hull 11.The fuel feeding house steward 721 of two fluid power systems 70, oil return house steward 731 can connect through reversing solenoid valve 75 is corresponding respectively; Thereby make when hydraulic power unit 72 et out of orders in the fluid power system 70, can utilize the hydraulic power unit 71 in another fluid power system 70 to the electromagnetic valve in two systems 70 hydraulic-driven to be provided simultaneously.Improved functional reliability thus.
Though should be pointed out that through above-mentioned embodiment the utility model is described, yet the utility model also can have other numerous embodiments.Under the prerequisite that does not break away from the utility model spirit and scope; Those of ordinary skill in the art obviously can make various corresponding changes and distortion to the utility model, but these changes and distortion all should belong in the scope that the utility model accompanying claims and equivalent thereof protect.
Claims (21)
1. anti-system that topples that is used for semi-submerged platform; Said platform comprises upper hull and lower hull; Said lower hull comprises two floating drums that are arranged in the below of said upper hull respectively along the left and right topside of flat-bed; And each said floating drum is connected to the bottom of said upper hull respectively through two columns, it is characterized in that the said anti-system of toppling comprises:
The ballast pump system comprises ballast main, is used for supplying water and from least one ballast pump and a plurality of ballast branch pipe that is connected to this ballast main of said ballast main draining to said ballast main;
Compressed air system comprises pneumatic manifold, is used for to said ballast air main compressed-air actuated at least one ballast Air compressor and one or more pressurized air arm that is connected to said pneumatic manifold and has compressed air valve being provided;
At least one first ballast tank, each first ballast tank is communicated with outside air through first permeability cell, is communicated with extraneous seawater through the first maritime pipe of being with sea valve, and is connected to said ballast main through one or more said ballast branch pipes; And
At least one second ballast tank; Each second ballast tank is communicated with outside air through second permeability cell of band vent valve; The second maritime pipe through the band sea valve is communicated with extraneous seawater, and is connected to said pneumatic manifold through at least one pressurized air arm.
2. the anti-system that topples according to claim 1, wherein said second ballast tank links to each other with said ballast main through one or more said ballast branch pipes.
3. the anti-system that topples according to claim 1 also comprises at least one the 3rd ballast tank, and each the 3rd ballast tank is communicated with outside air through the 3rd permeability cell, and links to each other with said ballast main through one or more said ballast branch pipes.
4. the anti-system that topples according to claim 1 wherein is equipped with the ballast water valve at least one said ballast branch pipe.
5. according to claim 1 or the 3 described anti-systems that topple; Wherein at least one said permeability cell comprises first section of the top that is arranged on corresponding ballast tank and from this first section extend on the said flat-bed deck second section; Wherein, Be provided with the ventilative boiler check valve of the counter-rotating that is communicated with this ballast tank in this first section, and this first section also is connected to said flat-bed bilge piping system through a shutoff valve.
6. according to claim 1 or the 3 described anti-systems that topple, wherein the exit that is connected with outside air of at least one said permeability cell is equipped with the ball float vent valve.
7. according to claim 1 or the 3 described anti-systems that topple, wherein said ballast pump system also comprises:
Sea water tank is communicated with extraneous seawater through the sea cock and valve of being with filter screen;
Oral siphon is connected between the water inlet of said sea water tank and said ballast pump;
Coolant outlet pipe is connected between the water outlet and said ballast main of said ballast pump;
Bypass pipe is connected between the water inlet of said ballast main and said ballast pump; And
Drain hose is connected between the water outlet and said extraneous seawater of said ballast pump,
Wherein, be provided with first on-off valve in the said oral siphon, be provided with second on-off valve in the said coolant outlet pipe, be provided with the 3rd on-off valve in the said bypass pipe, and be provided with the 4th on-off valve in the said drain hose.
8. the anti-system that topples according to claim 1, wherein a plurality of said pressurized air arm of diverse location is connected to said pneumatic manifold to each said second ballast tank in said second ballast tank through being opened on.
9. the anti-system that topples according to claim 1 wherein is provided with boiler check valve at least one said pressurized air arm.
10. the anti-system that topples according to claim 1, wherein said compressed air system comprises a plurality of ballast Air compressors, the said a plurality of ballast Air compressors of said pneumatic manifold parallel connection.
11. the anti-system that topples according to claim 1, at least one valve in the wherein said anti-system that topples is hydraulically powered, and the said anti-system that topples also comprises the fluid power system that is used to drive this at least one valve, and said fluid power system comprises:
At least one is used to provide the hydraulic power unit of pressurized hydraulic oil;
Be used to supply with oil feed line from the hydraulic oil of said hydraulic power unit; Comprise the fuel feeding house steward who links to each other with said hydraulic power unit and be connected said fuel feeding house steward and said at least one valve between at least one fuel feeding be in charge of, be provided with an electromagnetic valve during wherein each fuel feeding is in charge of; And
Be used to supply hydraulic oil to return the oil return line of said hydraulic power unit, comprise the oil return house steward who links to each other with said hydraulic power unit and be connected said oil return house steward and said at least one valve between at least one oil return be in charge of.
12. the anti-system that topples according to claim 11, wherein said hydraulic drive unit comprises:
Fuel tank stores hydraulic oil;
Fuel feed pipe is connected between said fuel tank and the said fuel feeding house steward;
Oil return pipe is connected between said fuel tank and the said main oil return pipe; And
Be used at least one oil feed pump to said fuel feed pipe being provided with the hydraulic oil pressurization of said fuel tank.
13. the anti-system that topples according to claim 12, wherein said hydraulic drive unit also comprise the energy storage unit that at least one is used for keeping the pressure of said fuel feed pipe hydraulic oil, said energy storage unit is connected to said fuel feed pipe.
14. the anti-system that topples according to claim 11, comprising two fluid power systems, the fuel feeding house steward of said two fluid power systems is connected through a reversing solenoid valve is corresponding respectively with the oil return house steward.
15. semi-submerged platform; Comprise upper hull and lower hull, said lower hull comprises two floating drums that are arranged in the below of said upper hull respectively along the left and right topside of flat-bed, and each said floating drum is connected to the bottom of said upper hull respectively through two columns; It is characterized in that; Said platform is provided with like each described anti-system that topples among the claim 1-14, and wherein, said first ballast tank and said second ballast tank are arranged in the said lower hull.
16. platform according to claim 15 wherein is furnished with a said ballast pump system and at least one first ballast tank respectively in each said floating drum.
17. platform according to claim 15 wherein is furnished with at least one second ballast tank respectively in each said column, the Air compressor of said compressed air system and pneumatic manifold are arranged in the said upper hull.
18. platform according to claim 17, wherein said second ballast tank is configured to annular, and is arranged in the position near the periphery of corresponding column.
19. platform according to claim 15; Also comprise at least one the 3rd ballast tank that is arranged in each said floating drum; Said the 3rd ballast tank is communicated with outside air through the 3rd permeability cell, and links to each other with said ballast main through one or more said ballast branch pipes.
20. according to each described platform among the claim 15-19, wherein said platform comprises one or more hoisting crane of arranging near the platform topside, said first ballast tank is arranged in the interlude of corresponding floating drum.
21. according to each described platform among the claim 15-19, wherein said platform comprises one or more hoisting crane of arranging near platform stern end, said first ballast tank is arranged in bow, the stern section of corresponding floating drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120300160XU CN202201151U (en) | 2011-08-18 | 2011-08-18 | Anti-capsizing system for semi-submersible platform and semi-submersible platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120300160XU CN202201151U (en) | 2011-08-18 | 2011-08-18 | Anti-capsizing system for semi-submersible platform and semi-submersible platform |
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| Publication Number | Publication Date |
|---|---|
| CN202201151U true CN202201151U (en) | 2012-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120300160XU Expired - Fee Related CN202201151U (en) | 2011-08-18 | 2011-08-18 | Anti-capsizing system for semi-submersible platform and semi-submersible platform |
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| Country | Link |
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| CN (1) | CN202201151U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358403A (en) * | 2011-08-18 | 2012-02-22 | 烟台中集来福士海洋工程有限公司 | Semi-submerged platform and anti-overturning system for same |
| CN104760664A (en) * | 2015-03-23 | 2015-07-08 | 江苏韩通船舶重工有限公司 | Method of ballasting launched products by using semi-submersible barge |
| CN107839852A (en) * | 2017-12-02 | 2018-03-27 | 浙江宏盛造船有限公司 | Ballasting system |
-
2011
- 2011-08-18 CN CN201120300160XU patent/CN202201151U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358403A (en) * | 2011-08-18 | 2012-02-22 | 烟台中集来福士海洋工程有限公司 | Semi-submerged platform and anti-overturning system for same |
| CN102358403B (en) * | 2011-08-18 | 2015-12-09 | 烟台中集来福士海洋工程有限公司 | For anti-system and the semi-submerged platform of toppling of semi-submerged platform |
| CN104760664A (en) * | 2015-03-23 | 2015-07-08 | 江苏韩通船舶重工有限公司 | Method of ballasting launched products by using semi-submersible barge |
| CN107839852A (en) * | 2017-12-02 | 2018-03-27 | 浙江宏盛造船有限公司 | Ballasting system |
| CN107839852B (en) * | 2017-12-02 | 2024-02-02 | 浙江宏盛造船有限公司 | Ballasting of System and method for controlling a system |
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