JP5311366B2 - タービンシステム、超臨界二酸化炭素タービンにエネルギを供給するシステムおよび方法 - Google Patents
タービンシステム、超臨界二酸化炭素タービンにエネルギを供給するシステムおよび方法 Download PDFInfo
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- JP5311366B2 JP5311366B2 JP2007317377A JP2007317377A JP5311366B2 JP 5311366 B2 JP5311366 B2 JP 5311366B2 JP 2007317377 A JP2007317377 A JP 2007317377A JP 2007317377 A JP2007317377 A JP 2007317377A JP 5311366 B2 JP5311366 B2 JP 5311366B2
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- carbon dioxide
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims description 124
- 239000001569 carbon dioxide Substances 0.000 title claims description 62
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims description 62
- 238000000034 method Methods 0.000 title claims description 13
- 239000012530 fluid Substances 0.000 claims description 43
- 239000013529 heat transfer fluid Substances 0.000 claims description 40
- 150000003839 salts Chemical class 0.000 claims description 28
- 238000010438 heat treatment Methods 0.000 claims description 23
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 12
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 8
- 239000004323 potassium nitrate Substances 0.000 claims description 6
- 235000010333 potassium nitrate Nutrition 0.000 claims description 6
- 239000004317 sodium nitrate Substances 0.000 claims description 6
- 235000010344 sodium nitrate Nutrition 0.000 claims description 6
- 230000005611 electricity Effects 0.000 description 5
- 238000005338 heat storage Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910001338 liquidmetal Inorganic materials 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C1/00—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid
- F02C1/04—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly
- F02C1/05—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly characterised by the type or source of heat, e.g. using nuclear or solar energy
-
- 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
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
- F03G6/065—Devices for producing mechanical power from solar energy with solar energy concentrating means having a Rankine cycle
- F03G6/067—Binary cycle plants where the fluid from the solar collector heats the working fluid via a heat exchanger
-
- 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
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/071—Devices for producing mechanical power from solar energy with energy storage devices
-
- 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
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/098—Components, parts or details
- F03G6/108—Components, parts or details of the heat transfer system
- F03G6/111—Heat transfer fluids
- F03G6/114—Molten salts
-
- 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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/20—Climate change mitigation technologies for sector-wide applications using renewable energy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Thermal Sciences (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Description
20…太陽集熱器
22…ヘリオスタット
24…高温貯蔵タンク
26…熱交換器
38…タービン発電機
40…高温復熱器
42…低温復熱器
Claims (19)
- 出口を有する超臨界二酸化炭素タービンと、
前記超臨界二酸化炭素タービンの出口に接続された第1の入口と、第1の出口と、を有する高温復熱器と、
前記高温復熱器の前記第1の出口に接続された第1の入口と、第1の出口と、を有する低温復熱器と、
入口と、第1の出口と、第2の出口と、を有するとともに、前記入口が、前記低温復熱器の前記第1の出口に接続された、第1の弁と、
前記第1の弁の前記第1の出口に接続された圧縮機と、
前記第1の弁の前記第2の出口に接続された前置冷却器と、
前記超臨界二酸化炭素タービンに熱エネルギを供給する溶融塩熱伝達流体を有する太陽熱加熱システムと、
を備え、
前記超臨界二酸化炭素タービンが、約1022°F(約550℃)以上の温度で稼動するタービンシステム。 - 前記溶融塩熱伝達流体が、約50重量%〜約70重量%の硝酸ナトリウムおよび約30重量%〜約50重量%の硝酸カリウムからなることを特徴とする請求項1に記載のタービンシステム。
- 前記太陽熱加熱システムが、前記溶融塩熱伝達流体を約1065°F(約574℃)以上の温度に熱することを特徴とする請求項1に記載のタービンシステム。
- 前記超臨界二酸化炭素タービンが、超臨界二酸化炭素ブレイトン出力変換サイクルであることを特徴とする請求項1に記載のタービンシステム。
- 熱交換器をさらに備え、前記熱エネルギが前記溶融塩熱伝達流体から二酸化炭素ブレイトンサイクル作動流体に移されることを特徴とする請求項1に記載のタービンシステム。
- 超臨界二酸化炭素タービンにエネルギを供給するシステムであって、
前記超臨界二酸化炭素タービンにエネルギを供給するためのブレイトンサイクル作動流体と、
前記超臨界二酸化炭素タービンから前記ブレイトンサイクル作動流体を受け取り、これを冷却する高温復熱器と、
前記高温復熱器から前記ブレイトンサイクル作動流体を受け取り、これを冷却する低温復熱器と、
前置冷却器と、
前記低温復熱器で冷却された前記ブレイトンサイクル作動流体を、前記前置冷却器に流入する第1の部分と、前記前置冷却器に流入しない第2の部分と、に分ける第1の弁と、
前記前置冷却器によって冷却された前記ブレイトンサイクル作動流体の前記第1の部分と、前記前置冷却器によって冷却されない前記ブレイトンサイクル作動流体の前記第2の部分と、を混合させる第2の弁と、
熱伝達流体を約1065°F(約574℃)以上に熱する太陽集熱器と、
を備え、
前記熱伝達流体が前記ブレイトンサイクル作動流体と熱の授受をし、
前記超臨界二酸化炭素タービンが、約1022°F(約550℃)以上の温度で稼動するシステム。 - 前記超臨界二酸化炭素タービンが、約1022°F(約550℃)の入口温度で稼動することを特徴とする請求項6に記載のシステム。
- 前記熱伝達流体が溶融塩であることを特徴とする請求項6に記載のシステム。
- 前記溶融塩熱伝達流体が、約50重量%〜約70重量%の硝酸ナトリウムおよび約30重量%〜約50重量%の硝酸カリウムからなることを特徴とする請求項8に記載のシステム。
- 前記熱伝達流体が、前記超臨界二酸化炭素タービンに熱エネルギを供給することを特徴とする請求項8に記載のシステム。
- 熱交換器をさらに備え、前記熱エネルギが前記溶融塩から二酸化炭素に移されることを特徴とする請求項10に記載のシステム。
- 前記システムが太陽熱加熱システムであることを特徴とする請求項6に記載のシステム。
- 超臨界二酸化炭素タービンを用いて電力を生成する方法であって、
太陽光線から太陽エネルギを捕集するステップと、
前記太陽エネルギを使って熱伝達流体を約1065°F(約574℃)以上に熱するステップと、
前記超臨界二酸化炭素タービンのブレイトンサイクル作動流体を熱するために前記熱伝達流体からエネルギを移動させるステップと、
前記加熱した前記ブレイトンサイクル作動流体を前記超臨界二酸化炭素タービンに通流させるステップと、
前記超臨界二酸化炭素タービンからの前記ブレイトンサイクル作動流体を高温復熱器で冷却するステップと、
前記高温復熱器からの前記ブレイトンサイクル作動流体を低温復熱器で冷却するステップと、
前記低温復熱器からの前記冷却されたブレイトンサイクル作動流体を第1および第2の部分に分けるステップと、
前記ブレイトンサイクル作動流体の前記第1の部分を冷却するステップと、
前記ブレイトンサイクル作動流体の前記第2の部分を冷却しないステップと、
前記ブレイトンサイクル作動流体の前記第1の部分を冷却するステップの後に、前記ブレイトンサイクル作動流体の前記第1の部分と、前記冷却されていない前記ブレイトンサイクル作動流体の前記第2の部分と、を混合するステップと、
を含み、
前記超臨界二酸化炭素タービンが、約1022°F(約550℃)以上の温度で稼動することを特徴とする方法。 - 前記太陽エネルギを捕集するステップが、太陽熱加熱システムを使用することを含む請求項13に記載の方法。
- 前記熱伝達流体が溶融塩であることを特徴とする請求項13に記載の方法。
- 前記溶融塩熱伝達流体が、約50重量%〜約70重量%の硝酸ナトリウムおよび30重量%〜50重量%の硝酸カリウムからなることを特徴とする請求項15に記載の方法。
- 前記超臨界二酸化炭素タービンのブレイトンサイクル作動流体を熱するために前記熱伝達流体からエネルギを移動させるステップが、熱交換器を使用することを含む請求項13に記載の方法。
- 前記熱伝達流体が、前記超臨界二酸化炭素タービンに熱エネルギを供給することを特徴とする請求項13に記載の方法。
- 前記超臨界二酸化炭素タービンが、超臨界二酸化炭素ブレイトン出力変換サイクルからなることを特徴とする請求項13に記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/636,247 US7685820B2 (en) | 2006-12-08 | 2006-12-08 | Supercritical CO2 turbine for use in solar power plants |
| US11/636,247 | 2006-12-08 |
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| Publication Number | Publication Date |
|---|---|
| JP2011017449A JP2011017449A (ja) | 2011-01-27 |
| JP5311366B2 true JP5311366B2 (ja) | 2013-10-09 |
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| JP2007317377A Expired - Fee Related JP5311366B2 (ja) | 2006-12-08 | 2007-12-07 | タービンシステム、超臨界二酸化炭素タービンにエネルギを供給するシステムおよび方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7685820B2 (ja) |
| EP (1) | EP1930587A3 (ja) |
| JP (1) | JP5311366B2 (ja) |
| CN (1) | CN101240780B (ja) |
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2007
- 2007-12-07 CN CN2007103061793A patent/CN101240780B/zh not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150037411A (ko) * | 2013-09-30 | 2015-04-08 | 한국전력공사 | 복합화력발전 및 지역난방발전 시스템 |
| KR102073736B1 (ko) | 2013-09-30 | 2020-02-05 | 한국전력공사 | 복합화력발전 및 지역난방발전 시스템 |
Also Published As
| Publication number | Publication date |
|---|---|
| US7685820B2 (en) | 2010-03-30 |
| JP2011017449A (ja) | 2011-01-27 |
| EP1930587A2 (en) | 2008-06-11 |
| CN101240780A (zh) | 2008-08-13 |
| CN101240780B (zh) | 2012-01-11 |
| US20100024421A1 (en) | 2010-02-04 |
| EP1930587A3 (en) | 2013-03-06 |
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