JP7403330B2 - 発電プラントおよび発電プラントにおける余剰エネルギ蓄熱方法 - Google Patents
発電プラントおよび発電プラントにおける余剰エネルギ蓄熱方法 Download PDFInfo
- Publication number
- JP7403330B2 JP7403330B2 JP2020010388A JP2020010388A JP7403330B2 JP 7403330 B2 JP7403330 B2 JP 7403330B2 JP 2020010388 A JP2020010388 A JP 2020010388A JP 2020010388 A JP2020010388 A JP 2020010388A JP 7403330 B2 JP7403330 B2 JP 7403330B2
- Authority
- JP
- Japan
- Prior art keywords
- heat storage
- heat
- boiler
- temperature
- steam
- 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
- 238000010248 power generation Methods 0.000 title claims description 166
- 238000000034 method Methods 0.000 title claims description 11
- 238000003860 storage Methods 0.000 title description 22
- 238000005338 heat storage Methods 0.000 claims description 586
- 239000012530 fluid Substances 0.000 claims description 234
- 238000011084 recovery Methods 0.000 claims description 152
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 132
- 229920006395 saturated elastomer Polymers 0.000 claims description 76
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 1
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000003303 reheating Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 289
- 230000004048 modification Effects 0.000 description 46
- 238000012986 modification Methods 0.000 description 46
- 239000011232 storage material Substances 0.000 description 41
- 238000002844 melting Methods 0.000 description 33
- 230000008018 melting Effects 0.000 description 33
- 238000010586 diagram Methods 0.000 description 28
- 238000005086 pumping Methods 0.000 description 23
- 230000003247 decreasing effect Effects 0.000 description 20
- 230000008859 change Effects 0.000 description 11
- 230000007423 decrease Effects 0.000 description 11
- 239000000203 mixture Substances 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 239000000956 alloy Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000003094 microcapsule Substances 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
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- 230000001629 suppression Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
-
- 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
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/02—Controlling, e.g. stopping or starting
-
- 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
- F01K3/00—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein
- F01K3/02—Use of accumulators and specific engine types; Control thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Control Of Turbines (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/021638 WO2020255692A1 (ja) | 2019-06-19 | 2020-06-01 | 発電プラントおよび発電プラントにおける余剰エネルギ蓄熱方法 |
| TW109119608A TW202113285A (zh) | 2019-06-19 | 2020-06-11 | 發電廠及發電廠的剩餘能量蓄熱方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019114080 | 2019-06-19 | ||
| JP2019114080 | 2019-06-19 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021001597A JP2021001597A (ja) | 2021-01-07 |
| JP2021001597A5 JP2021001597A5 (enrdf_load_stackoverflow) | 2022-12-20 |
| JP7403330B2 true JP7403330B2 (ja) | 2023-12-22 |
Family
ID=73995427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020010388A Active JP7403330B2 (ja) | 2019-06-19 | 2020-01-24 | 発電プラントおよび発電プラントにおける余剰エネルギ蓄熱方法 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7403330B2 (enrdf_load_stackoverflow) |
| TW (1) | TW202113285A (enrdf_load_stackoverflow) |
| WO (1) | WO2020255692A1 (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2022153883A1 (enrdf_load_stackoverflow) * | 2020-12-30 | 2022-07-21 | ||
| CN115247580B (zh) * | 2021-04-28 | 2024-10-01 | 赫普能源环境科技股份有限公司 | 一种火电机组多级蓄热调峰系统及方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020041449A (ja) | 2018-09-07 | 2020-03-19 | 三菱日立パワーシステムズ株式会社 | 太陽熱発電設備 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08260912A (ja) * | 1995-03-20 | 1996-10-08 | Toshiba Corp | コンバインドサイクル発電プラント |
-
2020
- 2020-01-24 JP JP2020010388A patent/JP7403330B2/ja active Active
- 2020-06-01 WO PCT/JP2020/021638 patent/WO2020255692A1/ja active Application Filing
- 2020-06-11 TW TW109119608A patent/TW202113285A/zh unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020041449A (ja) | 2018-09-07 | 2020-03-19 | 三菱日立パワーシステムズ株式会社 | 太陽熱発電設備 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020255692A1 (ja) | 2020-12-24 |
| TW202113285A (zh) | 2021-04-01 |
| JP2021001597A (ja) | 2021-01-07 |
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