CN103743580B - A kind of enhancement mode geothermal system development test device - Google Patents
A kind of enhancement mode geothermal system development test device Download PDFInfo
- Publication number
- CN103743580B CN103743580B CN201310640101.0A CN201310640101A CN103743580B CN 103743580 B CN103743580 B CN 103743580B CN 201310640101 A CN201310640101 A CN 201310640101A CN 103743580 B CN103743580 B CN 103743580B
- Authority
- CN
- China
- Prior art keywords
- carbon dioxide
- pressure
- dry
- hot simulation
- turbine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
A kind of enhancement mode geothermal system development test device, including carbon dioxide steel cylinder, CO 2 supercritical conveyer device, dry-hot simulation rock reactor, carbon dioxide turbine, high-pressure frequency-conversion plunger displacement pump, plc data acquisition system, the carbon dioxide of carbon dioxide steel cylinder increases to high pressure entrance dry-hot simulation rock reactor through carbon dioxide flow regulation valve and pressure-regulating valve entrance CO 2 supercritical conveyer device and heats up, the High Temperature High Pressure carbon dioxide CO after intensification2Stream enters carbon dioxide turbine, and carbon dioxide turbine drives electromotor or power machine to carry out energy conversion；Carbon dioxide turbine more low-grade carbon dioxide out enters heat exchanger, and the carbon dioxide after heat exchange is sent back to dry-hot simulation rock reactor by high-pressure frequency-conversion plunger displacement pump and is circulated utilization.
Description
Technical field
The present invention relates to hot dry rock energy recovery field, particularly to CO2Hot dry rock energy recovery system for working medium.
Specifically a kind of enhancement mode geothermal system development test device.
Background technology
Underground heat is a kind of energy from earth interior.It is estimated that the heat being stored in earth interior is about worldwide coal
1.7 hundred million times of reserves, are equivalent to the heat of 100,000,000,000 barrels of oil every year from earth interior through earth's surface dispersed heat.At new forms of energy
With in regenerative resource extended familys, underground heat is one of competitive energy.
Hot dry rock refers to that general temperature is more than 200 DEG C, the thousands of rice of buried depth, and inside does not exist fluid or only has the dirtiest
The high heat rock mass of body.The heat being stored in hot dry rock needs to form enhancement mode geothermal system by artificial fracturing and just can be opened
Adopt.The exploration and development strengthening dry-hot-rock geothermal resource is to promote China's geothermal energy resources scale to utilize, and especially geothermal power generation is fast
Speed development and the key point broken through.
Change or the blocking of heat passage of hot dry rock fissured structure may be caused as hot dry rock heat-conducting flow using water, and
Physics and the chemical property of carbon dioxide are highly beneficial for running EGS system.CO2Dilatancy is big, and viscosity is relatively low, as solvent
The lowest to the dissolving effectiveness of rock forming mineral.CO2It is global warming, the one of the main reasons producing extreme climate disaster, will catch
The CO of collection purification2Develop working medium as hot dry rock heat energy, be possible not only to acceleration energy extraction and effectively eliminate fouling, it is achieved underground heat
Effective utilization of energy, and agree with this imagination of greenhouse gases geological reservoir.By CO2Working medium is developed as hot dry rock heat energy, can
Realize economic benefit and environmental benefit simultaneously.
Summary of the invention
It is an object of the invention to provide a kind of enhancement mode geothermal system development test device, this system with carbon dioxide is
Hot dry rock heat-conducting flow, is that a kind of heat utilization rate is high, energy expenditure is low, the geothermal energy development analog systems of high treating effect.
The technical scheme is that and be accomplished by:
The present invention includes carbon dioxide steel cylinder, CO 2 supercritical conveyer device, dry-hot simulation rock reactor, titanium dioxide
Carbon turbine, high-pressure frequency-conversion plunger displacement pump, heat exchanger, temperature sensor, pressure transducer, flow control valve, pressure-regulating valve, meter
Calculation machine, plc data acquisition system, it is characterised in that the carbon dioxide from carbon dioxide steel cylinder regulates through carbon dioxide flow
Valve and pressure-regulating valve enter CO 2 supercritical conveyer device after carrying out flow-control and pressure regulation and increase to high pressure entrance
Dry-hot simulation rock reactor heats up, the High Temperature High Pressure carbon dioxide CO after intensification2Stream enters carbon dioxide turbine, dioxy
Changing carbon turbine drives electromotor or power machine to carry out energy conversion；Carbon dioxide turbine more low-grade dioxy out
Changing carbon and carry out heat exchange by heat exchanger and water for industrial use, the carbon dioxide after heat exchange is pumped by high-pressure frequency-conversion plunger
Return dry-hot simulation rock reactor to be circulated, in high-pressure plunger pump enters dry-hot simulation rock reactor pipeline, be provided with titanium dioxide
Carbon cycle flow control valve 1 and check-valves, be respectively used to control to adjust carbon dioxide flow and prevent carbon dioxide adverse current.
It is provided with flow control valve and pressure-regulating valve between the thermal medium inlet and outlet of dry-hot simulation rock reactor,
Carbon dioxide inlet and the export pipeline of dry-hot simulation rock reactor are provided with temperature sensor and pressure transducer, Flow-rate adjustment
Valve, pressure-regulating valve, temperature sensor and pressure transducer, respective holding wire is connected with computer, computer and plc data
Acquisition system is connected.
The invention have the advantages that
1, carbon dioxide CO is used2As hot dry rock heat circulation working medium, good fluidity, the thermal efficiency is high, can reduce or shut out
The corrosion of exhausted follow-up equipment and blocking.
2, the supercritical carbon dioxide through hot dry rock reactor sequentially passes through steam turbines and water for industrial use
Heat exchanger carries out two grades of utilizations of energy, can be used for hot dry rock generating and industry water heating, makes full use of what carbon dioxide carried
Heat energy, improves heat utilization rate.Carbon dioxide after industry water heat exchanger heat exchange returns to dry-hot simulation rock react
Device carries out repetitive cycling heat energy and carries, and saves CO_2 Resource.
3, computer and plc data acquisition system, can realize dry-hot simulation rock temperature of reactor, dry-hot simulation rock reactor
Outlet carbon dioxide temperature and pressure, circulation carbon dioxide CO2Temperature and the on-line monitoring of pressure.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the present invention.
Accompanying drawing 1 description of symbols: 1-carbon dioxide steel cylinder, 2-carbon dioxide flow regulation valve, 3 pressure-regulating valves, 4-
CO 2 supercritical conveyer device, 5-dry-hot simulation rock reactor, 6-temperature control valve (TCV), 7-carbon dioxide turbine,
8-heat exchanger, 9-industry water flow control valve, 10 high-pressure frequency-conversion plunger displacement pumps, 11-carbon dioxide recycle flow control valve,
12-check-valves, 13 computers, 14 plc data acquisition systems.
Detailed description of the invention
For the openest technical scheme, the present invention is made more by embodiment below in conjunction with Figure of description
Detailed description:
The present invention includes carbon dioxide steel cylinder 1, CO 2 supercritical conveyer device 4, dry-hot simulation rock reactor 5, two
Carbonoxide turbine 7, high-pressure frequency-conversion plunger displacement pump 10, heat exchanger 8, temperature sensor, pressure transducer, flow control valve, pressure
Regulation valve, computer 13, plc data acquisition system 14, it is characterised in that from the carbon dioxide of carbon dioxide steel cylinder through two
Carbonoxide flow control valve 2 and pressure-regulating valve 3 enter CO 2 supercritical conveying after carrying out flow-control and pressure regulation
Device 4 increases to high pressure entrance dry-hot simulation rock reactor 5 and heats up, and the High Temperature High Pressure carbon-dioxide flow after intensification enters dioxy
Changing carbon turbine 7, carbon dioxide turbine drives electromotor or power machine to carry out energy conversion；Carbon dioxide turbine is out
More low-grade carbon dioxide carry out heat exchange by heat exchanger 8 and water for industrial use, the carbon dioxide after heat exchange
Sent back to dry-hot simulation rock reactor by high-pressure frequency-conversion plunger displacement pump 10 to be circulated, enter the reaction of dry-hot simulation rock at high-pressure plunger pump
Device pipeline is provided with carbon dioxide recycle flow control valve 11 and check-valves 12, is respectively used to control to adjust carbon dioxide flow
And prevent carbon dioxide adverse current.Water for industrial use import at heat exchanger is provided with water for industrial use flow control valve 9 and implements industrial
The control of water.
It is provided with flow control valve and pressure-regulating valve between the thermal medium inlet and outlet of dry-hot simulation rock reactor,
Carbon dioxide inlet and the export pipeline of dry-hot simulation rock reactor are provided with temperature sensor and pressure transducer, Flow-rate adjustment
The respective holding wire of valve, pressure-regulating valve, temperature sensor and pressure transducer is connected with computer, computer and plc data
Acquisition system is connected.Using carbon dioxide as hot dry rock heat circulation working medium, good fluidity, the thermal efficiency is high, can reduce or shut out
The corrosion of exhausted follow-up equipment and blocking.
Supercritical carbon dioxide through hot dry rock reactor sequentially passes through steam turbines and water for industrial use changes
Hot device carries out two grades of utilizations of energy, can be used for hot dry rock generating and industry water heating, makes full use of the heat that carbon dioxide carries
Can, improve heat utilization rate.Carbon dioxide after industry water heat exchanger heat exchange returns to dry-hot simulation rock reactor
Carry out repetitive cycling heat energy to carry, save CO_2 Resource.
Computer and plc data acquisition system, can realize dry-hot simulation rock temperature of reactor, dry-hot simulation rock reactor goes out
Mouth carbon dioxide temperature and pressure, circulation carbon dioxide CO2Temperature and the on-line monitoring of pressure.
Claims (1)
1. an enhancement mode geothermal system development test device, including carbon dioxide steel cylinder, CO 2 supercritical conveyer device,
Dry-hot simulation rock reactor, carbon dioxide turbine, high-pressure frequency-conversion plunger displacement pump, heat exchanger, temperature sensor, pressure transducer,
Flow control valve, pressure-regulating valve, computer, plc data acquisition system, it is characterised in that from the dioxy of carbon dioxide steel cylinder
Change carbon entrance carbon dioxide after carbon dioxide flow regulation valve and pressure-regulating valve carry out flow-control and pressure regulation to surpass
Critical conveyer device increases to high pressure entrance dry-hot simulation rock reactor and heats up, the High Temperature High Pressure carbon dioxide CO after intensification2
Stream enters carbon dioxide turbine, and carbon dioxide turbine drives electromotor or power machine to carry out energy conversion；Carbon dioxide
Turbine more low-grade carbon dioxide out carries out heat exchange, after heat exchange by heat exchanger and water for industrial use
Carbon dioxide is sent back to dry-hot simulation rock reactor by high-pressure frequency-conversion plunger displacement pump and is circulated, and enters dry-hot simulation at high-pressure plunger pump
Rock reactor pipeline is provided with carbon dioxide recycle flow control valve and check-valves, is respectively used to control to adjust carbon-dioxide flow
Measure and prevent carbon dioxide adverse current；Dry-hot simulation rock reactor thermal medium inlet and outlet between be provided with flow control valve and
Pressure-regulating valve, is provided with temperature sensor in the carbon dioxide inlet and export pipeline of dry-hot simulation rock reactor and pressure passes
Sensor, flow control valve, pressure-regulating valve, temperature sensor and pressure transducer, respective holding wire is connected with computer, meter
Calculation machine is connected with plc data acquisition system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310640101.0A CN103743580B (en) | 2013-12-04 | 2013-12-04 | A kind of enhancement mode geothermal system development test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310640101.0A CN103743580B (en) | 2013-12-04 | 2013-12-04 | A kind of enhancement mode geothermal system development test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103743580A CN103743580A (en) | 2014-04-23 |
| CN103743580B true CN103743580B (en) | 2016-08-17 |
Family
ID=50500618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310640101.0A Active CN103743580B (en) | 2013-12-04 | 2013-12-04 | A kind of enhancement mode geothermal system development test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103743580B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509813B (en) * | 2016-01-08 | 2017-03-15 | 济南大学 | A kind of heat-conduction-type geothermal field exploitation and protection analogue means and analogy method |
| CN107014974B (en) * | 2016-11-28 | 2019-05-21 | 中国石油大学(华东) | Imitative experimental appliance for enhanced geothermal system and the method for testing enhanced geothermal system reservoir thermal energy recovery rate using it |
| CN106872651A (en) * | 2017-04-06 | 2017-06-20 | 重庆大学 | The experimental rig and analogy method of a kind of enhanced underground heat exploitation simulation |
| CN109406753A (en) * | 2018-10-30 | 2019-03-01 | 河南理工大学 | High temperature driven gas-liquid voluntarily circulating analog geothermal energy Mining Test device |
| CN109839286B (en) * | 2019-04-01 | 2023-11-07 | 中国石油大学(华东) | Dry-hot rock enhanced geothermal system development simulation experiment device and experiment method thereof |
| CN110675721A (en) * | 2019-09-30 | 2020-01-10 | 鸿蒙能源(山东)有限公司 | Multi-working-condition hot dry rock geothermal exploitation simulation equipment |
| CN110794117B (en) * | 2019-11-28 | 2021-12-21 | 吉林大学 | Hot dry rock laboratory simulation system and method with supercritical carbon dioxide as hot working medium |
| CN112554974B (en) * | 2020-11-03 | 2021-11-19 | 西安交通大学 | Non-compression distributed carbon dioxide power generation system |
| CN113049279B (en) * | 2021-02-28 | 2022-04-19 | 河北工业大学 | Vapor-liquid separation type medium-high temperature geothermal fluid experimental test system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696829A (en) * | 2009-10-30 | 2010-04-21 | 龚智勇 | Method for remotely transferring and storing geothermal energy, device and application thereof |
| CN201934267U (en) * | 2010-01-27 | 2011-08-17 | 江西佳能新能源发展有限公司 | Environmentally-friendly energy-saving emission-reducing geothermal heat exploitation system |
| CN103216401A (en) * | 2013-04-24 | 2013-07-24 | 华北电力大学 | Hot dry rock power generation system applying Kalina circulation technology |
| CN203658074U (en) * | 2013-12-04 | 2014-06-18 | 中石化石油工程设计有限公司 | Enhancement-mode geothermal system exploitation test apparatus |
-
2013
- 2013-12-04 CN CN201310640101.0A patent/CN103743580B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696829A (en) * | 2009-10-30 | 2010-04-21 | 龚智勇 | Method for remotely transferring and storing geothermal energy, device and application thereof |
| CN201934267U (en) * | 2010-01-27 | 2011-08-17 | 江西佳能新能源发展有限公司 | Environmentally-friendly energy-saving emission-reducing geothermal heat exploitation system |
| CN103216401A (en) * | 2013-04-24 | 2013-07-24 | 华北电力大学 | Hot dry rock power generation system applying Kalina circulation technology |
| CN203658074U (en) * | 2013-12-04 | 2014-06-18 | 中石化石油工程设计有限公司 | Enhancement-mode geothermal system exploitation test apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103743580A (en) | 2014-04-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103743580B (en) | A kind of enhancement mode geothermal system development test device | |
| JP7516306B2 (en) | Process and method for generating geothermal heat | |
| Hassan et al. | Exergy return on exergy investment analysis of natural-polymer (Guar-Arabic gum) enhanced oil recovery process | |
| Wang et al. | Thermo-economic investigation of binary flashing cycle for enhanced geothermal system | |
| CN203658074U (en) | Enhancement-mode geothermal system exploitation test apparatus | |
| Yazici | Energy and exergy based evaluation of the renovated Afyon geothermal district heating system | |
| CN108005618A (en) | A kind of gas hydrate exploitation device and method based on solar energy-sea water source heat pump combined heat technology | |
| Yu et al. | Enhanced heat extraction for deep borehole heat exchanger through the jet grouting method using high thermal conductivity material | |
| Yin et al. | Analysis of flow and thermal breakthrough in leaky downhole coaxial open loop geothermal system | |
| Chappidi et al. | Geothermal energy extraction from abandoned oil and gas wells using mono and hybrid nanofluids | |
| Norouzi et al. | CuO/water and Al2O3/water nanofluids as working fluid in an abandoned oil well to improve thermal performance in the seawater desalination process | |
| TWI625460B (en) | Enhanced geothermal system and method for building such system | |
| CN204115053U (en) | A kind of heating system utilizing GEOTHERMAL WATER | |
| Li et al. | Exergy analysis of heat extraction from hot dry rock by enclosed Water recycling in a horizontal Well | |
| CN103147941A (en) | Geothermal energy generating set | |
| CN204943892U (en) | A kind of earth source heat pump GEOTHERMAL WATER temperature-increasing system | |
| CN208763826U (en) | A kind of magnetic suspension turbine generating set using abandoned well low temperature geothermal energy | |
| CN202304082U (en) | Surface water ground source heat pump hot water and air-conditioning system | |
| CN102809187A (en) | Geothermal energy-driving heat recovery system | |
| CN103147942A (en) | Multistage geothermal heat energy generating set | |
| TWM520089U (en) | Geothermal power generation steam complex circulation system | |
| Dahlheim et al. | Generating electricity from produced water | |
| CN110285593A (en) | Integrally hot well single hole takes out filling heat-exchange method and equipment to one kind | |
| CN203847335U (en) | Heat source system for power generation and oil transportation heat tracing in petroleum well secondary development | |
| CN204513537U (en) | The energy gradient utilization system of geothermal well |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171115 Address after: 257026 No. 49, Ji'nan Road, Dongying District, Shandong, Dongying Co-patentee after: SINOPEC ENERGY CONSERVATION AND ENVIRONMENTAL PROTECTION ENGINEERING TECHNOLOGY Co.,Ltd. Patentee after: SINOPEC PETROLEUM ENGINEERING Corp. Co-patentee after: Shandong Sairui Petroleum Technology Development Co.,Ltd. Address before: 257026 No. 49, Ji'nan Road, Dongying District, Shandong, Dongying Co-patentee before: Shandong Sairui Petroleum Technology Development Co.,Ltd. Patentee before: SINOPEC PETROLEUM ENGINEERING Corp. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210916 Address after: 100020 Building 2, Chaoyang Gate office area, Sinopec, 9 jishikou Road, Chaoyang District, Beijing Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC PETROLEUM ENGINEERING Corp. Address before: 257026 No. 49, Ji'nan Road, Dongying District, Shandong, Dongying Patentee before: SINOPEC PETROLEUM ENGINEERING Corp. Patentee before: SINOPEC ENERGY CONSERVATION AND ENVIRONMENTAL PROTECTION ENGINEERING TECHNOLOGY Co.,Ltd. Patentee before: SHANDONG SAIRUI PETROLEUM TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221118 Address after: 100027 Chaoyangmen North Street, Chaoyang District, Chaoyang District, Beijing Patentee after: SINOPEC Group Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC PETROLEUM ENGINEERING Corp. Address before: 100020 Building 2, Chaoyang Gate office area, Sinopec, 9 jishikou Road, Chaoyang District, Beijing Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: SINOPEC PETROLEUM ENGINEERING Corp. |
|
| TR01 | Transfer of patent right |