KR19990082915A - 복합 사이클 동력 발전 장치의 효율 개선 방법 - Google Patents
복합 사이클 동력 발전 장치의 효율 개선 방법 Download PDFInfo
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- KR19990082915A KR19990082915A KR1019990011716A KR19990011716A KR19990082915A KR 19990082915 A KR19990082915 A KR 19990082915A KR 1019990011716 A KR1019990011716 A KR 1019990011716A KR 19990011716 A KR19990011716 A KR 19990011716A KR 19990082915 A KR19990082915 A KR 19990082915A
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- South Korea
- Prior art keywords
- turbine
- working fluid
- steam
- expanded
- heat
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 44
- 239000000203 mixture Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 24
- 238000010438 heat treatment Methods 0.000 title claims description 19
- 239000012530 fluid Substances 0.000 claims abstract description 85
- 230000008929 regeneration Effects 0.000 claims description 18
- 238000011069 regeneration method Methods 0.000 claims description 18
- 238000009833 condensation Methods 0.000 claims description 17
- 230000005494 condensation Effects 0.000 claims description 17
- 238000004821 distillation Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 238000009835 boiling Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000003303 reheating Methods 0.000 claims description 4
- 238000010248 power generation Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 34
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- 229910021529 ammonia Inorganic materials 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000002826 coolant Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- -1 but for example Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000011064 split stream procedure Methods 0.000 description 1
Classifications
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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
- 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
- F01K25/06—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 mixtures of different fluids
-
- 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
- F01K23/10—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 exhaust 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
- F01K25/06—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 mixtures of different fluids
- F01K25/065—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 mixtures of different fluids with an absorption fluid remaining at least partly in the liquid state, e.g. water for ammonia
-
- 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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
Description
Claims (14)
- 제 1 및 제 2 증기 터빈을 갖는 복수개의 터빈과, 전기 또는 기계적 일을 발생시키는 하나 또는 그 이상의 제너레이터를 구동하기 위한 가스 터빈을 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법에 있어서,(a)제 1 증기 터빈을 통하여 증기 작동 유체를 팽창하는 단계와,(b)제 1 증기 터빈에서 팽창된 증기를 재열하는 단계와,(c)제 2 증기 터빈을 통하여 재열된 증기를 팽창하는 단계와,(d)제 2 증기 터빈으로부터 배출된 증기 작동 유체를 냉각하는 단계와,(e)상기 제 2 증기 터빈에서 팽창된 작동 유체와 연료를 열교환하여 가스 터빈의 연소 연료를 가열하는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 1 항에 있어서,상기 가열하는 (e)단계는 제 2 터빈에서 팽창된 작동 유체를 냉각하는 (d)단계 다음에 수행되는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 1 항에 있어서,상기 가열하는 (e)단계는 제 2 터빈에서 팽창된 작동 유체를 냉각하는 (d)단계 이전에 수행되는 것을 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 1 항에 있어서,상기 가열하는 (e)단계 다음에 작동 유체가 응축되기 위해서 증류/응축 하부장치를 통과시키는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 4 항에 있어서,상기 증류/응축 하부장치는 다른 압력 수준에서 작동할 수 있는 적어도 2 개의 응축기를 구비하고, 상기 2 개의 응축기를 작동 유체가 통과하는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 1 항에 있어서,상기 가스 터빈으로부터의 배출가스와 열교환하여 보일러의 작동 유체를 가열하는 단계와, 상기 보일러를 통과하는 작동 유체의 일부와 작동 유체를 열교환시켜 제 2 증기 터빈으로부터 배출되는 작동 유체를 냉각하는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 3 항에 있어서,제 3 터빈을 포함하고, 상기 제 2 터빈에서 팽창된 작동 유체와의 열교환에 의해 연료를 가열하는 단계 다음에 상기 제 3 터빈을 통해 냉각된 작동 유체를 팽창시키는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 1, 2 증기 터빈을 갖는 복수개의 터빈과, 전기 또는 기계적인 일을 발생시키는 하나 또는 그 이상의 제너레이터를 구동하기 위한 가스 터빈을 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법에 있어서,제 1 증기 터빈을 통하여 동일 압력에서 끓는점이 다른 다수 성분의 혼합물로 이루어진 증기 작동 유체를 팽창하는 단계와,제 1 증기 터빈에서 팽창된 작동 유체 혼합물을 재열하는 단계와,제 2 증기 터빈을 통하여 재열된 유체 혼합물을 팽창하는 단계와,상기 제 2 증기 터빈에서 팽창된 작동 유체 혼합물과 연료를 열교환시켜 가스 터빈의 연소 연료를 가열하는 단계와,연료를 가열한 다음에 응축용 증류/응축 하부장치로 작동 유체를 통과시키는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 8 항에 있어서,제 3 터빈을 포함하고, 상기 제 2 터빈에서 팽창된 작동 유체 혼합물과 연료를 열교환시키는 단계 다음에 상기 제 3 터빈을 통해 작동 유체 혼합물을 팽창시키는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 8 항에 있어서,상기 가열 단계는 상기 제 2 터빈에서 팽창된 작동 유체를 냉각하는 단계 다음에 수행되는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 8 항에 있어서,상기 가열 단계는 상기 제 2 터빈을 통해 팡창된 작동 유체를 냉각하는 단계 이전에 수행되는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 8 항에 있어서,상기 증류/응축 하부장치는 다른 압력 수준에서 동작할 수 있는 적어도 2 개의 응축기를 구비하고, 상기 2 개의 응축기를 작동 유체가 통과하는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 8 항에 있어서,상기 가스 터빈으로부터의 배출가스와 열교환하여 제 1 보일러에서 작동 유체를 가열하는 단계와, 연료와 제 2 터빈에서 팽창된 작동 유체의 제 1 부분을 열교환하는 단계와, 상기 제 1 보일러를 통과하는 작동 유체의 일부와 재생 보일러에서 제 2 터빈을 통해 팽창된 작동 유체의 제 2 부분과 열교환하는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
- 제 13 항에 있어서,제 3 터빈을 포함하여, 상기 제 1 및 제 2 작동 유체 부분을 복합하는 단계와 제 3 터빈에서 복합된 작동 유체 부분을 팽창하는 단계를 포함하는 복합 사이클 동력 발전 장치의 효율 개선 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/057,264 US6065280A (en) | 1998-04-08 | 1998-04-08 | Method of heating gas turbine fuel in a combined cycle power plant using multi-component flow mixtures |
US09/057,264 | 1998-04-08 | ||
US9/057,264 | 1998-04-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990082915A true KR19990082915A (ko) | 1999-11-25 |
KR100613930B1 KR100613930B1 (ko) | 2006-08-18 |
Family
ID=22009533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990011716A KR100613930B1 (ko) | 1998-04-08 | 1999-04-03 | 복합 사이클 발전 장치의 효율 개선 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6065280A (ko) |
EP (1) | EP0949406B1 (ko) |
JP (1) | JP4346149B2 (ko) |
KR (1) | KR100613930B1 (ko) |
DE (1) | DE69932766T2 (ko) |
TW (1) | TW449642B (ko) |
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1999
- 1999-03-31 EP EP99302570A patent/EP0949406B1/en not_active Expired - Lifetime
- 1999-03-31 DE DE69932766T patent/DE69932766T2/de not_active Expired - Lifetime
- 1999-04-03 KR KR1019990011716A patent/KR100613930B1/ko not_active IP Right Cessation
- 1999-04-07 JP JP09950099A patent/JP4346149B2/ja not_active Expired - Lifetime
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EP0949406A3 (en) | 2002-03-27 |
JPH11332294A (ja) | 1999-11-30 |
US6065280A (en) | 2000-05-23 |
TW449642B (en) | 2001-08-11 |
DE69932766T2 (de) | 2007-08-16 |
JP4346149B2 (ja) | 2009-10-21 |
KR100613930B1 (ko) | 2006-08-18 |
EP0949406B1 (en) | 2006-08-16 |
EP0949406A2 (en) | 1999-10-13 |
DE69932766D1 (de) | 2006-09-28 |
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