CN107062352A - A kind of hot dry rock heating system - Google Patents
A kind of hot dry rock heating system Download PDFInfo
- Publication number
- CN107062352A CN107062352A CN201710441408.6A CN201710441408A CN107062352A CN 107062352 A CN107062352 A CN 107062352A CN 201710441408 A CN201710441408 A CN 201710441408A CN 107062352 A CN107062352 A CN 107062352A
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- level pipe
- vertical tube
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- input
- pipe
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- 239000011435 rock Substances 0.000 title claims abstract description 54
- 238000010438 heat treatment Methods 0.000 title claims abstract description 41
- 238000007789 sealing Methods 0.000 claims description 11
- 239000002344 surface layer Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 35
- 229910000838 Al alloy Inorganic materials 0.000 description 8
- 239000011152 fibreglass Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/1058—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system disposition of pipes and pipe connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Road Paving Structures (AREA)
Abstract
The invention belongs to geothermal energy development technical field, more particularly to a kind of hot dry rock heating system.Including input vertical tube (3), output vertical tube (8), input level pipe (4), output level pipe (6) and man-made fracture (9);Apopore (4.1) is provided with the input level pipe (4);Gully-hole (6.1) is provided with the output level pipe (6).The present invention solves the low technical problem of hot dry rock heating system heating efficiency of the prior art.Structure is simpler, and heat exchanger effectiveness is higher, and service life is longer.
Description
Technical field
The invention belongs to geothermal energy development technical field, more particularly to a kind of hot dry rock heating system.
Background technology
With expanding economy and the raising of living standards of the people, energy and environment problem increasingly becomes mankind's concern
Theme, wherein, hot dry rock is not obtained always as a kind of buried clean energy resource in underground, its heat very abundant contained
To large-scale exploitation.
Hot dry rock heating plant generally existing heating efficiency of the prior art is low, the high technical problem of cost, such as China
Utility model patent, Patent No. CN201520986148.7 discloses a kind of U-tube formula hot dry rock heat exchanger, a kind of U-tube
Formula hot dry rock heat exchanger, it is characterised in that the U-tube formula hot dry rock heat exchanger include heat exchanger, heat-barrier material, heat exchanger,
Feed pipe and return pipe;The heat exchanger is arranged in the drilling got out vertically downward on ground by rig, the heat-insulated material
Material is filled in the middle of heat exchanger, and heat exchanger is installed in the heat exchanger upper end, and heat exchanger is provided with feed pipe, return pipe, institute
State feed pipe to be connected with heat exchanger exit, return pipe is connected with heat exchanger entrance, feed pipe and return pipe on the heat exchanger
With outside heat supply object UNICOM.Its reclaimed water is heated by heat exchanger to water in the duct, this heating system, and heat energy turns
Rate is low, and it is also universal relatively low that water reaches temperature behind ground.
The content of the invention
The invention provides a kind of new hot dry rock heating system, hot dry rock heating system of the prior art is solved
The low technical problem of heating efficiency.
Concrete technical scheme is, the hot dry rock heating system, including input vertical tube, output vertical tube, input level
Pipe, output level pipe and man-made fracture;The input level pipe and output level pipe are preferably located in same hot dry rock rock stratum.Institute
State and be provided with apopore on input level pipe;Gully-hole is provided with the output level pipe.Normal-temperature water is injected defeated when using
Enter vertical tube, then flow through input level pipe and flowed out from apopore, into man-made fracture, then by being set on output level pipe
Gully-hole, into output level pipe, finally flow through output vertical tube high-temperature water is output to ground, be used.
Further input vertical tube and output vertical tube are heat-insulating pipe, and input level pipe and output level pipe are heat conduction
Tubing.
The quantity of further input level pipe and output level pipe is at least each one, that is, input level pipe and defeated
The quantity for going out horizontal tube can be respective one, or a plurality of.
Further input level pipe and output level pipe are parallel arrangement and are located on same perpendicular.
The length of the further output level pipe is more than the length of input level pipe.
The termination of further input level pipe is preferably provided with the first end socket;The termination of output level pipe is preferably set
It is equipped with the second end socket.
The quantity of further apopore is less than the quantity of gully-hole;The aperture of apopore is less than the aperture of gully-hole.
The pipe diameter of further input vertical tube and input level pipe is less than output level pipe and exports vertical tube
Pipe diameter.
Further input vertical tube and output vertical tube positioned at hot dry rock and surface layer intersection difference further preferably
It is provided with the first sealing ring and the second sealing ring.
Further the distance between input level pipe and output level pipe are 5m-500m.
Beneficial effect, the new hot dry rock heating system that the present invention is provided, heating efficiency is higher;Input level pipe and defeated
Go out horizontal tube for parallel arrangement and on the same perpendicular, water can be moved downward naturally under gravity, be easy to by
Water after hot dry rock heating enters horizontal output horizontal tube from gully-hole;The pipe diameter for inputting vertical tube and input level pipe is small
In output level pipe and the pipe diameter of output vertical tube, the aperture of apopore is less than the aperture of gully-hole, and the design can make
Water in man-made fracture is more easy to output, and the pressure that pipeline is born is also smaller, so as to extend pipeline service life;Input vertical tube
With output vertical tube be heat-insulating pipe, on the one hand prevent heating after heat carrier heat losses, on the other hand input vertical tube and
Output vertical tube can realize exchange, prevent from blocking.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, embodiment will be described below needed for accompanying drawing make simple
Introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, to those of ordinary skill in the art
For, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings, these accompanying drawings institute is straight
Protection scope of the present invention should also be belonged to by connecing obtained technical scheme.
Fig. 1 is the structural representation of the present invention.
Description of reference numerals:1st, surface layer;2nd, xeothermic rock stratum;3rd, vertical tube is inputted;3.1st, the first sealing ring;4th, water is inputted
Flat pipe;4.1st, apopore;5th, the first end socket;6th, output level pipe;6.1st, gully-hole;7th, the second end socket;8th, vertical tube is exported;
8.1st, the second sealing ring;9th, man-made fracture.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, specific reality below to the present invention
The mode of applying elaborates.Many details are elaborated in the following description to fully understand the present invention.But this
Invention can be implemented with being much different from other manner described here, and those skilled in the art can be without prejudice to the present invention
Similar improvement is done in the case of intension, therefore the present invention is not limited by following public embodiment.
Implement row 1 as shown in figure 1, the hot dry rock heating system, including input vertical tube 3, output vertical tube 8, input
Horizontal tube 4, output level pipe 6 and man-made fracture 9;Apopore 4.1 is provided with the input level pipe 4;The output level
Gully-hole 6.1 is provided with pipe 6.The input vertical tube 3 is tightly connected with input level pipe 4;Output level pipe 6 hangs down with output
Straight tube 8 is tightly connected.Two peupendicular hole caves are drilled through during manufacture first, the well cave of two transverse directions is then made a call to again, then using drilling through
Two horizontal pipelines are manually drilled through out man-made fracture 9 by method, and then each pipeline is embedded to along well cave, is tightly connected.Then use
When by normal-temperature water injection input vertical tube 3, then flow through input level pipe 4 and flowed out from apopore 4.1, into man-made fracture,
Then by and heat in hot dry rock carry out heat exchange, then the gully-hole 6.1 by being set on output level pipe 6, into defeated
Go out in horizontal tube 6, finally flow through output vertical tube 8 and high-temperature water is output to ground, be used.Normal-temperature water is directly over xeothermic
Rock gap heat conduction efficiency is greatly improved.It is easy to water by artificial in the aperture that the aperture of the apopore 4.1 is less than gully-hole 6.4
Enter output level pipe behind crack 9.The new hot dry rock heating system heating efficiency that the technical program is provided is higher;It is described go out
The aperture that the aperture in water hole is less than gully-hole can make the water in hot dry rock man-made fracture 9 be more easy to output, the pressure that pipeline is born
Power is also smaller.
Wherein above-mentioned input level pipe 4 may not be parallel with both output level pipes 6, can be inclined.
Embodiment 2 is as shown in figure 1, the hot dry rock heating system, including input vertical tube 3, output vertical tube 8, input
Horizontal tube 4, output level pipe 6 and man-made fracture 9;Man-made fracture 9 can be realized by Splitting Method.The input level pipe 4
On be provided with apopore 4.1;Gully-hole 6.1 is provided with the output level pipe 6;The input vertical tube 3 and input level
Pipe 4 is tightly connected;Output level pipe 6 is tightly connected with output vertical tube 8.Input vertical tube 3 and output vertical tube 8 is heat-insulated for height
Oil pipe, input level pipe 4 and output level pipe 6 are managed for Cr5Mo.Input vertical tube 3 is set with the output high insulated tubing of vertical tube 8
Heat is lost smaller when meter makes the hot water flow through surface layer 1 from xeothermic rock stratum 2, and inputs vertical tube 3, input level pipe 4, output
Horizontal tube 6 is the design of Cr5Mo pipes, and heat conductivility is more preferable, and corrosion-and high-temp-resistant is also more preferable, makes whole hot dry rock heating system
System to adopt the thermal efficiency higher, and when some pipeline is blocked, the switching of input port and delivery outlet can be also carried out at any time, more
Plus it is convenient and practical.
Hot dry rock heating system described in embodiment 3, including it is input vertical tube 3, output vertical tube 8, input level pipe 4, defeated
Go out horizontal tube 6 and man-made fracture 9;Apopore 4.1 is provided with the input level pipe 4;It is provided with the output level pipe 6
Gully-hole 6.1;The aperture of the apopore 4.1 is less than the aperture of gully-hole 6.4.The input vertical tube 3 and input level pipe 4
It is tightly connected;Output level pipe 6 is tightly connected with output vertical tube 8.It is glass reinforced plastic pipe to input vertical tube 3 and output vertical tube 8
Better heat preservation.Input level pipe 4 and output level pipe 6 are aluminium alloy steel pipe, and heat transfer efficiency is good and quality is hard, corrosion resistant
Erosion.Input level pipe 4 and output level pipe 6 are parallel arrangement and are located in same level plane.The length of the output level pipe 6
Degree can so increase the number of gully-hole 6.4 on output level pipe 6, easily facilitate hot water more than the length of input level pipe 4
Recovery.Input level pipe 4 is one, and output level pipe 6 is 2 or may also be a plurality of, 2 or a plurality of output level pipe
6 are tightly connected with output vertical tube 8.The design of the input output glass reinforced plastic pipe of vertical tube 8 of vertical tube 3 makes hot water from xeothermic rock stratum 2
Heat is lost smaller when flowing through surface layer 1, input level pipe 4 and the design that output level pipe 6 is aluminium alloy steel pipe, thermal conductivity
Can more preferably, and corrosion-and high-temp-resistant is also more preferable, make whole hot dry rock heating system to adopt the thermal efficiency higher;And a plurality of output
The design of horizontal tube 6 easily facilitates Recovery of the hot water.
Hot dry rock heating system described in embodiment 4, including it is input vertical tube 3, output vertical tube 8, input level pipe 4, defeated
Go out horizontal tube 6 and man-made fracture 9;Apopore 4.1 is provided with the input level pipe 4;It is provided with the output level pipe 6
Gully-hole 6.1;The aperture of the apopore 4.1 is less than the aperture of gully-hole 6.4.The input vertical tube 3 and input level pipe 4
It is tightly connected;Output level pipe 6 is tightly connected with output vertical tube 8.It is glass reinforced plastic pipe to input vertical tube 3 and output vertical tube 8
Better heat preservation.Input level pipe 4 and output level pipe 6 are aluminium alloy steel pipe, and heat transfer efficiency is good and quality is hard, corrosion resistant
Erosion.Input level pipe 4 and output level pipe 6 are for parallel arrangement and on same perpendicular, under gravity, more
It is easy to water to enter after man-made fracture 9 to enter in output level pipe 6.The length of the output level pipe 6 is more than input level pipe 4
Length, can so increase the number of gully-hole 6.4 on output level pipe 6, easily facilitate the recovery of hot water.Input level pipe 4
For 2 or a plurality of, 2 or a plurality of termination of input level pipe 4 are tightly connected with input vertical tube 3;And output level pipe 6
For 2 or it may also be a plurality of, 2 or a plurality of output level pipe 6 are tightly connected with output vertical tube 8.Input level pipe 4 with it is defeated
It is all a plurality of design to go out horizontal tube 6, can significantly improve heat exchanger effectiveness.Input the output glass reinforced plastic pipe of vertical tube 8 of vertical tube 3
Design when the hot water is flowed through surface layer 1 from xeothermic rock stratum 2 heat it is lost smaller, and when a jam does occur, can exchange defeated
Enter output channel, such as input vertical tube 3 is changed into exporting vertical tube 8, and exports vertical tube 8 and be changed into inputting vertical tube 3.Input level
Pipe 4 and the design that output level pipe 6 is aluminium alloy steel pipe, heat conductivility is more preferable, and corrosion-and high-temp-resistant is also more preferable, makes whole
Hot dry rock heating system to adopt the thermal efficiency higher.
Hot dry rock heating system described in embodiment 5, including it is input vertical tube 3, output vertical tube 8, input level pipe 4, defeated
Go out horizontal tube 6 and man-made fracture 9, man-made fracture 9 is realized by Splitting Method;Apopore is provided with the input level pipe 4
4.1;Gully-hole 6.1 is provided with the output level pipe 6;The aperture of the apopore 4.1 is less than the aperture of gully-hole 6.4.
The input vertical tube 3 is tightly connected with input level pipe 4;Output level pipe 6 is tightly connected with output vertical tube 8.Output is hung down
Straight tube 8 is glass reinforced plastic pipe better heat preservation, and input vertical tube 3, input level pipe 4, output level pipe 6 are aluminium alloy steel pipe,
Heat transfer efficiency is good and quality is hard, corrosion-resistant.Input level pipe 4 and output level pipe 6 are for parallel arrangement and positioned at same vertical
In plane, under gravity, easily facilitate water and enter into after man-made fracture 9 in output level pipe 6.The output level
The length of pipe 6 is more than the length of input level pipe 4, can so increase the number of gully-hole 6.4 on output level pipe 6, more
It is easy to the recovery of hot water.The heat when design of the output glass reinforced plastic pipe of vertical tube 8 makes the hot water flow through surface layer 1 from xeothermic rock stratum 2
Scatter and disappear smaller, and save material, cost is lower.And vertical tube 3, input level pipe 4, output level pipe 6 are inputted for aluminium alloy
The design of pipe, heat conductivility is more preferable, and corrosion-and high-temp-resistant is also more preferable, and make whole hot dry rock heating system adopts the thermal efficiency more
It is high.
Embodiment 6 on the basis of above-mentioned technical proposal as shown in figure 1, go, the termination of input level pipe 4 is preferable to provide
There is the first end socket 5;The termination of output level pipe 6 is preferably provided with the second end socket 7, the termination for sealing input level pipe 4
With the termination of output level pipe 6.The design of horizontal pipe end end socket can reduce loss of the water in underground.
Embodiment 7, the row on the basis of above-mentioned technical proposal, the quantity of the further apopore 4.1, which is less than, catchments
The quantity in hole 6.1, the aperture of apopore 4.1 is less than the aperture of gully-hole 6.1.Further it is easy to the backflow of water.
Embodiment 8 inputs vertical tube 3 and the pipe diameter of input level pipe 4 is less than output level pipe 6 and output vertical tube 8
Pipe diameter, further reduce water injection pressure, be easy to hot water return, pressure capacity is stronger, more durable.
Optimum embodiment, as shown in figure 1, the hot dry rock heating system, including input vertical tube 3, output vertical tube 8,
Input level pipe 4, output level pipe 6 and man-made fracture 9;Apopore 4.1 is provided with the input level pipe 4;The output
Gully-hole 6.1 is provided with horizontal tube 6;The aperture of the apopore 4.1 is less than the aperture of gully-hole 6.4.The He of input level pipe 4
Output level pipe 6 is in same rock stratum.The quantity of the apopore 4.1 is less than the quantity of gully-hole 6.1.Input level pipe 4
Termination is preferably provided with the first end socket 5;The termination of output level pipe 6 is preferably provided with the second end socket 7, for sealing input
The termination of horizontal tube 4 and the termination of output level pipe 6.The pipe diameter for inputting vertical tube 3 and input level pipe 4 is less than output water
The pipe diameter of flat pipe 6 and output vertical tube 8.Input vertical tube 3 and output vertical tube 8 are handed over positioned at hot dry rock 2 with surface layer 1
At boundary respectively further preferably be provided with the first sealing ring and the second sealing ring, further prevent the loss of hot water heat.It is described defeated
Enter vertical tube 3 to be tightly connected with input level pipe 4;Output level pipe 6 is tightly connected with output vertical tube 8.Input the He of vertical tube 3
Output vertical tube 8 is glass reinforced plastic pipe better heat preservation.Input level pipe 4 and output level pipe 6 are aluminium alloy steel pipe, heat conduction effect
Rate is good and quality is hard, corrosion-resistant.Input level pipe 4 and output level pipe 6 are parallel arrangement and on same perpendicular,
Under gravity, water is easily facilitated into after man-made fracture 9 to enter in output level pipe 6.The length of the output level pipe 6
Degree can so increase the number of gully-hole 6.4 on output level pipe 6, easily facilitate hot water more than the length of input level pipe 4
Recovery.Input level pipe 4 is 2 or a plurality of, 2 or a plurality of termination of input level pipe 4 and the input sealing of vertical tube 3 company
Connect;And output level pipe 6 also for 2 or may also be a plurality of, 2 or a plurality of output level pipe 6 and the output sealing of vertical tube 8 company
Connect.Input level pipe 4 and output level pipe 6 are all a plurality of design, can significantly improve heat exchanger effectiveness.Input vertical tube 3
Heat is lost smaller when the design of the output glass reinforced plastic pipe of vertical tube 8 makes the hot water flow through surface layer 1 from xeothermic rock stratum 2, and when sending out
During raw blocking, input and output pipeline can be exchanged, such as input vertical tube 3 is changed into exporting vertical tube 8, and exports vertical tube 8 and be changed into
Input vertical tube 3.Input level pipe 4 and the design that output level pipe 6 is aluminium alloy steel pipe, heat conductivility is more preferable, and high temperature resistant
Corrosion resistance is also more preferable, make whole hot dry rock heating system to adopt the thermal efficiency higher;
Embodiment 10 is on the basis of above-described embodiment, and the distance between this input level pipe 4 and output level pipe 6 are
5m, 200m are 500m, preferably 200m, and well depth is preferably 4000m between 2000m, 4000m or 6000m
And input level pipe 4 and output level pipe 6 are in same rock stratum.This distance is general to meet the heat exchange of conventional heating well
Demand, and the cost of pressure break hot dry rock is relatively low, it is to avoid the loss of water.
Claims (10)
1. a kind of hot dry rock heating system, it is characterised in that:Including input vertical tube (3), output vertical tube (8), input level
Manage (4), output level pipe (6) and man-made fracture (9);Apopore (4.1) is provided with the input level pipe (4);It is described defeated
Go out and gully-hole (6.1) is provided with horizontal tube (6).
2. hot dry rock heating system according to claim 1, it is characterised in that:Input vertical tube (3) and output vertical tube
(8) it is heat-insulating pipe;Input level pipe (4) and output level pipe (6) are heat conduction tubing.
3. hot dry rock heating system according to claim 2, it is characterised in that:Input level pipe (4) and output level pipe
(6) quantity is at least each one.
4. hot dry rock heating system according to claim 3, it is characterised in that:Input level pipe (4) and output level pipe
(6) for parallel arrangement and on same perpendicular.
5. hot dry rock heating system according to claim 1, it is characterised in that:The length of the output level pipe (6) is big
Length in input level pipe (4).
6. hot dry rock heating system according to claim 5, it is characterised in that:The termination of input level pipe (4) is preferred
It is provided with the first end socket (5);The termination of output level pipe (6) is preferably provided with the second end socket (7).
7. hot dry rock heating system according to claim 6, it is characterised in that:The quantity of apopore (4.1), which is less than, catchments
The quantity in hole (6.1);The aperture of apopore (4.1) is less than the aperture of gully-hole (6.1).
8. according to any described hot dry rock heating system in claim 1 to 7, it is characterised in that:Input vertical tube (3) and defeated
The pipe diameter for entering horizontal tube (4) is less than the pipe diameter of output level pipe (6) and output vertical tube (8).
9. hot dry rock heating system according to claim 8, it is characterised in that:Input vertical tube (3) and output vertical tube
(8) positioned at hot dry rock (2) and surface layer (3) intersection respectively further preferably be provided with the first sealing ring (3.1) and second close
Seal ring (8.1).
10. hot dry rock heating system according to claim 9, it is characterised in that:Input level pipe (4) and output level pipe
The distance between (6) it is 5m-500m.
Priority Applications (1)
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CN201710441408.6A CN107062352A (en) | 2017-06-13 | 2017-06-13 | A kind of hot dry rock heating system |
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CN201710441408.6A CN107062352A (en) | 2017-06-13 | 2017-06-13 | A kind of hot dry rock heating system |
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ID=59595000
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107990294A (en) * | 2018-01-10 | 2018-05-04 | 宋晓轩 | One group of steam production plant for going deep into xeothermic rock stratum |
CN108361677A (en) * | 2018-04-20 | 2018-08-03 | 宋晓轩 | A kind of xeothermic rock stratum technosphere closes steam production plant |
-
2017
- 2017-06-13 CN CN201710441408.6A patent/CN107062352A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107990294A (en) * | 2018-01-10 | 2018-05-04 | 宋晓轩 | One group of steam production plant for going deep into xeothermic rock stratum |
CN107990294B (en) * | 2018-01-10 | 2024-01-12 | 宋晓轩 | Steam production device deep into dry-hot rock stratum |
CN108361677A (en) * | 2018-04-20 | 2018-08-03 | 宋晓轩 | A kind of xeothermic rock stratum technosphere closes steam production plant |
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Application publication date: 20170818 |