JP2020085415A5 - - Google Patents
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- JP2020085415A5 JP2020085415A5 JP2018225234A JP2018225234A JP2020085415A5 JP 2020085415 A5 JP2020085415 A5 JP 2020085415A5 JP 2018225234 A JP2018225234 A JP 2018225234A JP 2018225234 A JP2018225234 A JP 2018225234A JP 2020085415 A5 JP2020085415 A5 JP 2020085415A5
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- water supply
- flow path
- heat
- boiler
- steam
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Claims (10)
前記ボイラに供給される前記給水が流通する給水流路と、
太陽光を集光させて発生する熱を利用して熱媒を加熱する太陽熱加熱部と、
前記太陽熱加熱部が設けられ、前記熱媒を所定の一定流量で循環させる循環流路と、
前記給水流路を流通する前記給水と、前記循環流路を流通する前記熱媒とを熱交換する第１熱交換部と、
前記ボイラに設けられ、前記太陽熱加熱部に対する日射量に応じて該ボイラで生成される前記蒸気の温度を調整する調整手段と、を備えるボイラシステム。 A boiler that produces steam from water supply and
A water supply flow path through which the water supply supplied to the boiler flows, and
A solar heating unit that heats a heat medium using the heat generated by condensing sunlight,
A circulation flow path in which the solar heating unit is provided and the heat medium is circulated at a predetermined constant flow rate,
A first heat exchange unit that exchanges heat between the water supply flowing through the water supply flow path and the heat medium flowing through the circulation flow path.
A boiler system provided in the boiler, comprising adjusting means for adjusting the temperature of the steam generated by the boiler according to the amount of solar radiation to the solar heating unit.
前記スプレイ水供給流路には、前記過熱低減器に供給する前記給水の量を調整するスプレイ水調整手段が設けられ、
前記燃料供給路には、前記バーナに供給する燃料の量を調整する燃料調整手段が設けられ、
前記調整手段は、前記スプレイ水調整手段及び前記燃料調整手段を有する請求項１または請求項２に記載のボイラシステム。 The boiler is provided between a downstream superheater that superheats the steam, an upstream superheater that is provided on the upstream side of the downstream superheater and superheats the steam, and between the downstream superheater and the upstream superheater. A superheat reducer that reduces the temperature of the steam supplied from the above stage, a spray water supply flow path that extracts the water supply on the upstream side of the upstream superheater and supplies it to the superheater reducer, and supplies fuel to the burner. With a fuel supply channel,
The spray water supply flow path is provided with a spray water adjusting means for adjusting the amount of the water supplied to the overheat reducer.
The fuel supply path is provided with a fuel adjusting means for adjusting the amount of fuel supplied to the burner.
The boiler system according to claim 1 or 2, wherein the adjusting means includes the spray water adjusting means and the fuel adjusting means.
前記給水温度計側手段が計測する前記給水の温度に基づいて、前記燃料調整手段を制御する請求項３に記載のボイラシステム。 The boiler includes a water supply heating unit provided on the upstream side of the upstream superheater to heat the water supply, and a water supply thermometer side means for measuring the temperature of the water supply supplied to the water supply heating unit. , Equipped with
The boiler system according to claim 3, wherein the fuel adjusting means is controlled based on the temperature of the water supply measured by the water supply thermometer side means.
前記熱媒温度計測手段が計測する前記熱媒の温度に基づいて、前記燃料調整手段を制御する請求項３または請求項４に記載のボイラシステム。 A heat medium temperature measuring means for measuring the temperature of the heat medium supplied from the solar heat heating unit to the first heat exchange unit is provided.
The boiler system according to claim 3 or 4, wherein the fuel adjusting means is controlled based on the temperature of the heat medium measured by the heat medium temperature measuring means.
前記給水が前記給水流路を流通するか前記第１バイパス流路を流通するかを切り替える切替手段と、
前記太陽熱加熱部から前記第１熱交換部へ供給される前記熱媒の温度を計測する熱媒温度計測手段と、を備え、
前記第１熱交換部は、前記第１バイパス流路に設けられ、
前記熱媒温度計測手段が計測した前記熱媒の温度が所定の値よりも低い場合に、前記給水が前記第１バイパス流路に流入しないように、前記切替手段を制御する請求項１から請求項５のいずれかに記載のボイラシステム。 A first bypass flow path that bypasses the water supply flow path and
A switching means for switching whether the water supply flows through the water supply flow path or the first bypass flow path, and
A heat medium temperature measuring means for measuring the temperature of the heat medium supplied from the solar heat heating unit to the first heat exchange unit is provided.
The first heat exchange unit is provided in the first bypass flow path and is provided.
Claim 1 for controlling the switching means so that the water supply does not flow into the first bypass flow path when the temperature of the heat medium measured by the heat medium temperature measuring means is lower than a predetermined value. Item 5. The boiler system according to any one of Items 5.
前記第２熱交換部をバイパスするように設けられ、前記第１熱交換部が設けられる第２バイパス流路と、を備え、
前記第２バイパス流路には、前記ボイラに供給される前記給水の一部が流通する請求項１から請求項５のいずれかに記載のボイラシステム。 A second heat exchange unit provided in the water supply flow path and exchanging heat between the steam and the water supply extracted from a steam turbine driven by the steam generated by the boiler.
A second bypass flow path provided so as to bypass the second heat exchange section and provided with the first heat exchange section is provided.
The boiler system according to any one of claims 1 to 5, wherein a part of the water supply supplied to the boiler flows through the second bypass flow path.
前記熱媒は、水または蒸気であって、
前記気水分離器は、供給された水と蒸気とを分離するとともに、分離した蒸気を前記第１熱交換部へ供給する請求項１から請求項７のいずれかに記載のボイラシステム。 A steam separator provided between the solar heating unit and the first heat exchange unit is provided.
The heat medium is water or steam,
The boiler system according to any one of claims 1 to 7, wherein the air-water separator separates the supplied water and steam, and supplies the separated steam to the first heat exchange unit.
前記ボイラで生成した前記蒸気によって発電を行う発電部と、を備えた発電プラント。 The boiler system according to any one of claims 1 to 8.
A power plant including a power generation unit that generates electricity from the steam generated by the boiler.
太陽光を集光させて発生する熱を利用して熱媒を加熱する太陽熱加熱部によって、循環流路を所定の一定流量で循環する熱媒を加熱する熱媒加熱工程と、
前記給水流路を流通する前記給水と、前記循環流路を流通する前記熱媒とを熱交換する熱交換工程と、
前記ボイラに設けられた調整手段によって、前記太陽熱加熱部に対する日射量に応じて前記ボイラで生成される前記蒸気の温度を調整する調整工程と、を備えたボイラシステムの運転方法。 In the boiler, the steam generation process that generates steam from the water supply supplied through the water supply flow path,
A heat medium heating step that heats the heat medium that circulates in the circulation flow path at a predetermined constant flow rate by the solar heat heating unit that heats the heat medium using the heat generated by condensing sunlight.
A heat exchange step of heat exchange between the water supply flowing through the water supply flow path and the heat medium flowing through the circulation flow path.
A method for operating a boiler system, comprising an adjusting step of adjusting the temperature of the steam generated by the boiler according to the amount of solar radiation to the solar heating unit by the adjusting means provided in the boiler.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018225234A JP7330690B2 (en) | 2018-11-30 | 2018-11-30 | Boiler system, power plant, and method of operating boiler system |
| PCT/JP2019/039942 WO2020110473A1 (en) | 2018-11-30 | 2019-10-10 | Boiler system, power generation plant, and boiler system operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018225234A JP7330690B2 (en) | 2018-11-30 | 2018-11-30 | Boiler system, power plant, and method of operating boiler system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020085415A JP2020085415A (en) | 2020-06-04 |
| JP2020085415A5 true JP2020085415A5 (en) | 2021-12-16 |
| JP7330690B2 JP7330690B2 (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018225234A Active JP7330690B2 (en) | 2018-11-30 | 2018-11-30 | Boiler system, power plant, and method of operating boiler system |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7330690B2 (en) |
| WO (1) | WO2020110473A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678115A (en) * | 2020-06-28 | 2020-09-18 | 黄骅市暖禾环保设备有限公司 | More energy-saving electric boiler system |
| CN114636144B (en) * | 2022-02-25 | 2023-10-20 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Water-coal ratio self-optimizing-based supercritical thermal power unit water supply setting method |
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| JP2000325946A (en) * | 1999-05-25 | 2000-11-28 | Ebara Corp | Device for desalting salt water |
| JP2004190989A (en) | 2002-12-13 | 2004-07-08 | Ishikawajima Harima Heavy Ind Co Ltd | Start control device and method for variable pressure once-through boiler |
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| JP5812955B2 (en) | 2012-08-29 | 2015-11-17 | 株式会社神戸製鋼所 | Power generator / heater |
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2018
- 2018-11-30 JP JP2018225234A patent/JP7330690B2/en active Active
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2019
- 2019-10-10 WO PCT/JP2019/039942 patent/WO2020110473A1/en active Application Filing
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