KR101683714B1 - 초임계 이산화탄소 랭킨 사이클을 이용한 지열 발전 시스템 - Google Patents
초임계 이산화탄소 랭킨 사이클을 이용한 지열 발전 시스템 Download PDFInfo
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- KR101683714B1 KR101683714B1 KR1020150133685A KR20150133685A KR101683714B1 KR 101683714 B1 KR101683714 B1 KR 101683714B1 KR 1020150133685 A KR1020150133685 A KR 1020150133685A KR 20150133685 A KR20150133685 A KR 20150133685A KR 101683714 B1 KR101683714 B1 KR 101683714B1
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 206
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 103
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 103
- 239000012267 brine Substances 0.000 claims abstract description 46
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 46
- 238000010248 power generation Methods 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 238000003303 reheating Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 3
- 239000002918 waste heat Substances 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 38
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/04—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled condensation heat from one cycle heating the fluid in another cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K21/00—Steam engine plants not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/08—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with working fluid of one cycle heating the fluid in another cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
- F01K25/103—Carbon dioxide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/32—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines using steam of critical or overcritical pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
-
- F24J3/08—
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- 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)
- Chemical Kinetics & Catalysis (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
Description
도 2는 도 1에 도시된 초임계 이산화탄소 발전모듈이 도시된 구성도이다.
13: 브라인 유로 22: 중압 스팀유로
23: 저압 스팀유로 30: 초임계 이산화탄소 발전 모듈
31: 가열기 32: 초임계 가스화기
33: 재가열기 40: 초임계 이산화탄소 터빈
41: 제1단 터빈 42: 제2단 터빈
Claims (11)
- 생산정에서 나온 2상 유체를 고압 스팀과 브라인으로 분리하는 상분리기와;
상기 상분리기에서 분리된 고압 스팀으로 구동하여 발전하는 스팀 터빈과;
상기 상분리기에서 분리된 브라인, 상기 스팀 터빈에서 추기한 중압 스팀 및 상기 스팀 터빈의 출구에서 배출된 저압 스팀 중 적어도 하나를 이용해 초임계 이산화탄소를 가열하고, 가열된 초임계 이산화탄소를 이용하여 초임계 이산화탄소 터빈을 구동하여 발전하는 초임계 이산화탄소 발전모듈과;
상기 상분리기에서 나온 고압 스팀 중 적어도 일부를 상기 스팀 터빈의 토출측으로 바이패스시켜 상기 스팀 터빈에서 배출된 저압 스팀과 혼합되도록 안내하는 바이패스유로를 포함하고,
상기 초임계 이산화탄소 발전모듈은,
상기 스팀 터빈에서 배출된 저압 스팀을 이용해 이산화탄소를 가열하는 가열기와;
상기 가열기에서 가열된 이산화탄소를 상기 상분리기에서 분리된 브라인과 열교환을 통해 증발시키는 초임계 가스화기와;
상기 초임계 가스화기에서 나온 초임계 이산화탄소로 구동하고, 제1단 터빈과 제2단 터빈을 포함하는 초임계 이산화탄소 터빈과;
상기 초임계 이산화탄소 터빈에서 나온 이산화탄소를 응축시키는 응축기와;
상기 응축기에서 나온 이산화탄소를 펌핑하는 펌프와;
상기 제1단 터빈에서 추기한 초임계 이산화탄소를 상기 스팀 터빈에서 추기한 중압 스팀을 이용하여 재가열시키켜 중압 상태의 초임계 이산화탄소를 생성하는 재가열기와;
상기 제1단 터빈의 출구에서 추기한 초임계 이산화탄소를 상기 재가열기로 안내하고, 상기 재가열기에서 나온 초임계 이산화탄소를 상기 제2단터빈의 입구측으로 안내하는 재가열유로와;
상기 상분리기에서 분리된 브라인을 상기 초임계 가스화기로 안내하고, 상기 초임계 가스화기에서 나온 브라인을 주입정으로 안내하는 브라인 유로와,
상기 스팀 터빈에서 추기된 중압 스팀을 상기 재가열기로 안내하고, 상기 재가열기에서 응축되어 나온 응축수를 상기 주입정으로 안내하는 중압 스팀유로와;
상기 스팀 터빈의 출구에서 배출된 저압 스팀을 상기 가열기로 안내하고, 상기 가열기에서 응축되어 나온 응축수를 상기 주입정으로 안내하는 저압 스팀유로를 포함하는 초임계 이산화탄소 랭킨 사이클을 이용한 지열 발전 시스템. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 청구항 1에 있어서,
상기 중압 스팀유로에는 상기 응축수를 펌핑하는 펌프가 설치된 초임계 이산화탄소 랭킨 사이클을 이용한 지열 발전 시스템. - 청구항 1에 있어서,
상기 저압 스팀유로에는 상기 응축수를 펌핑하는 펌프가 설치된 초임계 이산화탄소 랭킨 사이클을 이용한 지열 발전 시스템. - 청구항 1에 있어서,
상기 브라인 유로, 상기 중압 스팀유로 및 상기 저압 스팀유로는 서로 연결되어 상기 주입정으로 연결되고, 상기 유로들이 연결된 지점에는 브라인과 응축수를 혼합하는 혼합기가 설치된 초임계 이산화탄소 랭킨 사이클을 이용한 지열 발전 시스템. - 삭제
- 삭제
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019010059A1 (en) * | 2017-07-05 | 2019-01-10 | Lawrence Livermore National Security, Llc | SYSTEMS AND METHODS FOR MULTI-FLUID RENEWABLE GEOTHERMAL ENERGY |
CN109185083A (zh) * | 2018-10-11 | 2019-01-11 | 西安热工研究院有限公司 | 一种超临界二氧化碳地热发电系统及发电方法 |
CN110925041A (zh) * | 2019-12-03 | 2020-03-27 | 中国船舶重工集团公司第七一九研究所 | 一种联合循环高效燃煤发电系统 |
CN111412033A (zh) * | 2020-02-26 | 2020-07-14 | 中国华能集团清洁能源技术研究院有限公司 | 一种太阳能与地热能耦合的超临界二氧化碳联合循环发电系统及方法 |
US10995972B2 (en) | 2014-06-20 | 2021-05-04 | Lawrence Livermore National Security, Llc | Multi-fluid renewable geo-energy systems and methods |
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JP2013079587A (ja) * | 2011-10-03 | 2013-05-02 | Toshiba Corp | バイナリー発電システム |
KR101332085B1 (ko) | 2008-10-27 | 2013-11-22 | 이시우 | 하천구역을 활용한 바이너리 지열발전시스템 및 방법 |
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- 2015-09-22 KR KR1020150133685A patent/KR101683714B1/ko active IP Right Grant
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KR101332085B1 (ko) | 2008-10-27 | 2013-11-22 | 이시우 | 하천구역을 활용한 바이너리 지열발전시스템 및 방법 |
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JP2013079587A (ja) * | 2011-10-03 | 2013-05-02 | Toshiba Corp | バイナリー発電システム |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10995972B2 (en) | 2014-06-20 | 2021-05-04 | Lawrence Livermore National Security, Llc | Multi-fluid renewable geo-energy systems and methods |
WO2019010059A1 (en) * | 2017-07-05 | 2019-01-10 | Lawrence Livermore National Security, Llc | SYSTEMS AND METHODS FOR MULTI-FLUID RENEWABLE GEOTHERMAL ENERGY |
CN109185083A (zh) * | 2018-10-11 | 2019-01-11 | 西安热工研究院有限公司 | 一种超临界二氧化碳地热发电系统及发电方法 |
CN110925041A (zh) * | 2019-12-03 | 2020-03-27 | 中国船舶重工集团公司第七一九研究所 | 一种联合循环高效燃煤发电系统 |
CN111412033A (zh) * | 2020-02-26 | 2020-07-14 | 中国华能集团清洁能源技术研究院有限公司 | 一种太阳能与地热能耦合的超临界二氧化碳联合循环发电系统及方法 |
CN111412033B (zh) * | 2020-02-26 | 2023-11-03 | 中国华能集团清洁能源技术研究院有限公司 | 一种太阳能与地热能耦合的超临界二氧化碳联合循环发电系统及方法 |
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