CN114810250A - Power generation thermodynamic system for reducing heat loss of steam turbine exhaust - Google Patents
Power generation thermodynamic system for reducing heat loss of steam turbine exhaust Download PDFInfo
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- CN114810250A CN114810250A CN202210395613.4A CN202210395613A CN114810250A CN 114810250 A CN114810250 A CN 114810250A CN 202210395613 A CN202210395613 A CN 202210395613A CN 114810250 A CN114810250 A CN 114810250A
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- 238000010248 power generation Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- F01K17/00—Using steam or condensate extracted or exhausted from steam engine plant
- F01K17/04—Using steam or condensate extracted or exhausted from steam engine plant for specific purposes other than heating
-
- 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
- F01D13/00—Combinations of two or more machines or engines
- F01D13/02—Working-fluid interconnection of machines or engines
-
- 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
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/08—Adaptations for driving, or combinations with, pumps
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- 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
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- 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)
Abstract
The invention relates to a power generation thermodynamic system for reducing heat loss of steam exhaust of a steam turbine, and belongs to the technical field of steam turbine power generation. The method comprises the following steps: a heat source module for outputting steam, the heat source module comprising a first output and a second output; the first turbine set comprises a first blade group and a second blade group, the first blade group is coaxially connected with the second blade group, the first output end is connected with the input end of the first blade group, and the second output end is connected with the input end of the second blade group; the generator set is coaxially connected with the second blade set; and the input end of the steam pressing machine is connected with the second blade group, and the output end of the steam pressing machine is connected with the first blade group or the heat source module. The heat absorption capacity at the heat source module is reduced, the cycle efficiency is increased, the heat consumption is effectively reduced, and the primary energy utilization rate is increased.
Description
Technical Field
The invention belongs to the technical field of steam turbine power generation, and relates to a power generation thermodynamic system for reducing heat loss of steam turbine exhaust.
Background
At present, most of power plants adopt a scheme of discharging heat into the atmosphere through a cooling tower or an air cooling tower, the heat loss of the discharged steam accounts for more than 50% of the total input heat, huge resource waste is caused, and energy conservation and emission reduction are not facilitated.
Disclosure of Invention
In view of this, the present invention provides a thermal power generation system for reducing heat loss of steam turbine exhaust, so as to solve the problem of high heat loss of steam turbine exhaust in the thermal power generation system in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a power generation thermodynamic system that reduces heat loss from turbine exhaust comprising:
a heat source module for outputting steam, the heat source module comprising a first output and a second output;
the first turbine set comprises a first blade group and a second blade group, the first blade group is coaxially connected with the second blade group, the first output end is connected with the input end of the first blade group, and the second output end is connected with the input end of the second blade group;
the generator set is coaxially connected with the second blade set;
and the input end of the steam pressing machine is connected with the second blade group, and the output end of the steam pressing machine is connected with the first blade group or the heat source module.
Optionally, still include the second turbine, the input of second turbine with the output of second blade group is connected, the output of second turbine with the input of heat source module is connected, the second turbine with the coaxial coupling of turbine depressor.
Optionally, the output end of the second blade group comprises a plurality of output sub-ports from front to back according to the flow direction of the output steam, and the output sub-port connected with the second turbine is positioned at the front of the output sub-port connected with the steam pressing machine.
Optionally, the heat source module further comprises a shaft seal system assembly, an input end of the shaft seal system assembly is connected with the second vane group, and an output end of the shaft seal system assembly is connected with an input end of the heat source module.
Optionally, the output end of the shaft seal system assembly is further connected with a condensate pump.
Optionally, the input end of the heat source module is further connected with at least one heater module.
Optionally, the output end of the second vane group or the input end of the heat source module is connected with a water feed pump group and/or a deaerator.
Optionally, the output end of the first blade group is further connected with the input end of at least one heater module.
The invention has the beneficial effects that:
according to the invention, part of steam is extracted from the second blade group and input into the steam press, the steam is heated and pressurized in the steam press, and the steam is input into the first blade group, so that the steam output by the steam press is close to or consistent with the steam pressure and temperature parameters in the first blade group, the heat absorption capacity at the heat source module is reduced, the cycle efficiency is increased, the heat consumption is effectively reduced, and the primary energy utilization rate is increased.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of a thermodynamic system for generating power to reduce heat loss from turbine exhaust according to the present invention.
Reference numerals: the system comprises a heat source module-1, a first steam turbine-2, a generator-3, a condenser-4, a shaft seal system component-5, a heater module-6, a deaerator-7, a water feed pump-8, a condensate pump-9, a steam compressor-10 and a second steam turbine-11.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
Referring to fig. 1, a thermal power generation system for reducing heat loss of steam turbine exhaust is provided, which includes:
the heat source module 1 is used for outputting steam, and the heat source module 1 comprises a first output end and a second output end;
the first steam turbine 2 comprises a first blade group and a second blade group, the first blade group is coaxially connected with the second blade group, the first output end is connected with the input end of the first blade group, and the second output end is connected with the input end of the second blade group;
the generator 3 is coaxially connected with the second blade group;
the input end of the steam pressing machine 10 is connected with the second blade group, and the output end of the steam pressing machine 10 is connected with the first blade group or the heat source module 1. The steam can be heated and pressurized in the steam compressor 10 by extracting part of the steam in the second blade group and inputting the part of the steam into the steam compressor 10, and the steam is input into the first blade group so that the steam output by the steam compressor 10 is close to or consistent with the steam pressure and temperature parameters in the first blade group, the heat absorption capacity at the heat source module is reduced, the cycle efficiency is increased, the heat consumption is effectively reduced, and the primary energy utilization rate is increased.
In order to drive the steam pressing machine 10 to work, the system further comprises a second steam turbine 11, the second steam turbine 11 is used as a power source, the first steam turbine can be used for extracting steam to be dragged as a heat source, and other industrial waste heat can be used for dragging as a heat source, the input end of the second steam turbine 11 is connected with the output end of the second blade group, the output end of the second steam turbine 11 is connected with the input end of the heat source module 1, and the second steam turbine 11 is coaxially connected with the steam pressing machine 10. The position of an air inlet and an air outlet in the compressor 10 is only shown schematically, and the actual position is in front of the last stage of blades of the low-pressure cylinder, so that the steam is guaranteed to be micro superheated steam at a gas-liquid steam critical point, and the normal operation of the compressor is facilitated.
By reasonably matching the steam inlet and outlet positions, the split ratio, the pressure ratio and the steam outlet connection position, the energy consumption of the steam compressor is less than that of the steam compressor which is not adopted, for example, the output end of the second blade group comprises a plurality of output sub-ports from front to back according to the flow direction of the output steam, and the output sub-port connected with the second steam turbine 11 is positioned close to the output sub-port connected with the steam compressor 10.
Optionally, the heat source module further comprises a shaft seal system assembly 5, an input end of the shaft seal system assembly 5 is connected with the second vane group, and an output end of the shaft seal system assembly 5 is connected with an input end of the heat source module 1.
Optionally, the output end of the shaft seal system assembly 5 is further connected with a condensate pump 9.
In order to realize steam circulation, the input end of the heat source module 1 is also connected with at least one heater module 6, and the steam output by the second blade group is heated through the heater module 6, so that the temperature and the pressure are ensured to reach the requirements.
In order to ensure the pressure required by the steam circulation and avoid the over-high oxygen content in the steam, the output end of the second blade group or the input end of the heat source module 1 is connected with a water feeding pump 8 group and/or a deaerator 7.
Optionally, the output end of the first blade group is further connected with the input end of at least one heater module 6.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (8)
1. A power generation thermodynamic system for reducing heat loss from turbine exhaust, comprising:
a heat source module for outputting steam, the heat source module comprising a first output and a second output;
the first turbine set comprises a first blade group and a second blade group, the first blade group is coaxially connected with the second blade group, the first output end is connected with the input end of the first blade group, and the second output end is connected with the input end of the second blade group;
the generator set is coaxially connected with the second blade set;
and the input end of the steam pressing machine is connected with the second blade group, and the output end of the steam pressing machine is connected with the first blade group or the heat source module.
2. A power generation thermal system for reducing turbine exhaust heat loss according to claim 1, further comprising a second turbine, wherein an input end of the second turbine is connected to an output end of the second blade set, an output end of the second turbine is connected to an input end of the heat source module, and the second turbine is coaxially connected to the turbine compressor.
3. A power generation thermal system for reducing turbine exhaust heat loss according to claim 2, wherein the output end of the second blade set comprises a plurality of output sub-ports according to the flow direction of the output steam from front to back, and the output sub-port connected to the second turbine is positioned in front of the output sub-port connected to the steam compressor.
4. A power generation thermal system for reducing turbine exhaust heat loss according to claim 1, further comprising a shaft seal system assembly, wherein an input end of the shaft seal system assembly is connected to the second vane set, and an output end of the shaft seal system assembly is connected to an input end of the heat source module.
5. The thermodynamic power generation system for reducing turbine exhaust heat loss according to claim 4, wherein a condensate pump is further connected to the output of the shaft seal system assembly.
6. A power generation thermal system for reducing turbine exhaust heat loss according to claim 1, wherein at least one heater module is further connected to an input of the heat source module.
7. A power generation thermal system for reducing heat loss of turbine exhaust steam according to claim 1, wherein a feed water pump and/or a deaerator are connected to the output end of the second blade set or the input end of the heat source module.
8. A power generation thermal system for reducing turbine exhaust heat loss according to claim 6, wherein the output of the first bank of blades is further connected to the input of at least one of the heater modules.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210395613.4A CN114810250A (en) | 2022-04-14 | 2022-04-14 | Power generation thermodynamic system for reducing heat loss of steam turbine exhaust |
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| CN202210395613.4A CN114810250A (en) | 2022-04-14 | 2022-04-14 | Power generation thermodynamic system for reducing heat loss of steam turbine exhaust |
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Citations (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1284335A (en) * | 1970-04-15 | 1972-08-09 | Rolls Royce | Improvements in or relating to gas turbine engines |
| JPH05240006A (en) * | 1992-03-03 | 1993-09-17 | Toshiba Corp | Pressure fluidized bed boiler combined power plant |
| CN1174927A (en) * | 1996-05-17 | 1998-03-04 | 株式会社日立制作所 | Exhausting recombustion equipment |
| KR20110018769A (en) * | 2009-08-18 | 2011-02-24 | 삼성에버랜드 주식회사 | Steam turbine system and method for increasing the efficiency of steam turbine system |
| CN102562191A (en) * | 2010-10-22 | 2012-07-11 | 株式会社东芝 | Carbon dioxide recovery method and carbon-dioxide-recovery-type steam power generation system |
| CN204402598U (en) * | 2015-01-09 | 2015-06-17 | 国电浙江北仑第一发电有限公司 | Join the double reheat supercharging steam turbine thermodynamic system of backpressure small turbine |
| KR101529431B1 (en) * | 2014-05-26 | 2015-06-17 | 현대중공업 주식회사 | Multiplex power generating system with multi power boosting means |
| CN106988795A (en) * | 2017-04-14 | 2017-07-28 | 高文松 | A kind of turbine system |
| CN108167032A (en) * | 2017-12-26 | 2018-06-15 | 中国大唐集团科学技术研究院有限公司火力发电技术研究所 | A kind of NCB types heat supply steam turbine back pressure pattern activation system and method |
| CN109356677A (en) * | 2018-10-17 | 2019-02-19 | 华电电力科学研究院有限公司 | A kind of novel solidifying pumping back heating system and operation method for more low pressure (LP) cylinder steam turbines |
| CN109386325A (en) * | 2017-08-10 | 2019-02-26 | 中广核工程有限公司 | Nuclear power station heating power combined cycle system and method |
| CN109546670A (en) * | 2018-12-29 | 2019-03-29 | 西安西热节能技术有限公司 | A kind of air energy storage peak shaving system applied to Thermal generation unit |
| CN109611166A (en) * | 2018-11-20 | 2019-04-12 | 华电电力科学研究院有限公司 | A kind of solidifying pumping back heating system and operation method for more low pressure (LP) cylinder Variable Conditions of Steam Turbine |
| CN209780978U (en) * | 2019-03-19 | 2019-12-13 | 北京中电海峡科技有限公司 | steam extraction and heat supply system of steam turbine unit |
| CN110686227A (en) * | 2019-10-31 | 2020-01-14 | 北京京诚科林环保科技有限公司 | Intermediate reheat steam power generation system |
| CN110714805A (en) * | 2019-10-28 | 2020-01-21 | 西安西热节能技术有限公司 | Steam system and method for eliminating zero-output cold source loss of low-pressure cylinder |
| CN110878710A (en) * | 2019-06-14 | 2020-03-13 | 张国安 | Novel thermal power plant exhaust steam waste heat regeneration power generation system and implementation method thereof |
| CN110953069A (en) * | 2019-12-17 | 2020-04-03 | 中国能源建设集团广东省电力设计研究院有限公司 | Multi-energy coupling power generation system of gas turbine power station |
| EP3736415A1 (en) * | 2019-05-10 | 2020-11-11 | Yara International ASA | Steam network assembly for a plant comprising an ammonia-producing unit and a urea-producing unit |
| CN111928511A (en) * | 2020-08-07 | 2020-11-13 | 西安西热节能技术有限公司 | Liquefied air energy storage peak shaving system and method based on compressor intermediate suction |
| CN112610292A (en) * | 2020-12-11 | 2021-04-06 | 北京前沿动力科技股份有限公司 | Deep peak regulation power generation system |
| CN112627912A (en) * | 2020-11-30 | 2021-04-09 | 浙江大学 | Energy-saving system for supplying compressed air to steam drive of thermal power plant |
| CN112780373A (en) * | 2020-12-30 | 2021-05-11 | 华北电力大学（保定） | Water vapor cycle based on supercritical and subcritical heat regeneration |
| CN214247438U (en) * | 2021-01-27 | 2021-09-21 | 西安热工研究院有限公司 | System adopting medium-pressure cylinder exhaust steam as steam source of water feeding pump steam turbine |
| CN214533095U (en) * | 2021-03-01 | 2021-10-29 | 李悦 | Thermal power generation system |
| CN114320507A (en) * | 2022-01-07 | 2022-04-12 | 杭州汽轮机股份有限公司 | Novel differential pressure system of extraction steam turbine and working method |
| CN114439559A (en) * | 2021-12-09 | 2022-05-06 | 广西电网有限责任公司电力科学研究院 | Heat supply method for mutual switching between condensing type and high back pressure of steam turbine generator set |
| CN216554044U (en) * | 2021-11-22 | 2022-05-17 | 北京北方三合能源技术有限公司 | 600MW unit steam-heat output integrated device |
| CN114876601A (en) * | 2022-05-25 | 2022-08-09 | 西安热工研究院有限公司 | Double-effect steam turbine power generation system |
-
2022
- 2022-04-14 CN CN202210395613.4A patent/CN114810250A/en active Pending
Patent Citations (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1284335A (en) * | 1970-04-15 | 1972-08-09 | Rolls Royce | Improvements in or relating to gas turbine engines |
| JPH05240006A (en) * | 1992-03-03 | 1993-09-17 | Toshiba Corp | Pressure fluidized bed boiler combined power plant |
| CN1174927A (en) * | 1996-05-17 | 1998-03-04 | 株式会社日立制作所 | Exhausting recombustion equipment |
| KR20110018769A (en) * | 2009-08-18 | 2011-02-24 | 삼성에버랜드 주식회사 | Steam turbine system and method for increasing the efficiency of steam turbine system |
| CN102562191A (en) * | 2010-10-22 | 2012-07-11 | 株式会社东芝 | Carbon dioxide recovery method and carbon-dioxide-recovery-type steam power generation system |
| KR101529431B1 (en) * | 2014-05-26 | 2015-06-17 | 현대중공업 주식회사 | Multiplex power generating system with multi power boosting means |
| CN204402598U (en) * | 2015-01-09 | 2015-06-17 | 国电浙江北仑第一发电有限公司 | Join the double reheat supercharging steam turbine thermodynamic system of backpressure small turbine |
| CN106988795A (en) * | 2017-04-14 | 2017-07-28 | 高文松 | A kind of turbine system |
| CN109386325A (en) * | 2017-08-10 | 2019-02-26 | 中广核工程有限公司 | Nuclear power station heating power combined cycle system and method |
| CN108167032A (en) * | 2017-12-26 | 2018-06-15 | 中国大唐集团科学技术研究院有限公司火力发电技术研究所 | A kind of NCB types heat supply steam turbine back pressure pattern activation system and method |
| CN109356677A (en) * | 2018-10-17 | 2019-02-19 | 华电电力科学研究院有限公司 | A kind of novel solidifying pumping back heating system and operation method for more low pressure (LP) cylinder steam turbines |
| CN109611166A (en) * | 2018-11-20 | 2019-04-12 | 华电电力科学研究院有限公司 | A kind of solidifying pumping back heating system and operation method for more low pressure (LP) cylinder Variable Conditions of Steam Turbine |
| CN109546670A (en) * | 2018-12-29 | 2019-03-29 | 西安西热节能技术有限公司 | A kind of air energy storage peak shaving system applied to Thermal generation unit |
| CN209780978U (en) * | 2019-03-19 | 2019-12-13 | 北京中电海峡科技有限公司 | steam extraction and heat supply system of steam turbine unit |
| EP3736415A1 (en) * | 2019-05-10 | 2020-11-11 | Yara International ASA | Steam network assembly for a plant comprising an ammonia-producing unit and a urea-producing unit |
| CN110878710A (en) * | 2019-06-14 | 2020-03-13 | 张国安 | Novel thermal power plant exhaust steam waste heat regeneration power generation system and implementation method thereof |
| CN110714805A (en) * | 2019-10-28 | 2020-01-21 | 西安西热节能技术有限公司 | Steam system and method for eliminating zero-output cold source loss of low-pressure cylinder |
| CN110686227A (en) * | 2019-10-31 | 2020-01-14 | 北京京诚科林环保科技有限公司 | Intermediate reheat steam power generation system |
| CN110953069A (en) * | 2019-12-17 | 2020-04-03 | 中国能源建设集团广东省电力设计研究院有限公司 | Multi-energy coupling power generation system of gas turbine power station |
| CN111928511A (en) * | 2020-08-07 | 2020-11-13 | 西安西热节能技术有限公司 | Liquefied air energy storage peak shaving system and method based on compressor intermediate suction |
| CN112627912A (en) * | 2020-11-30 | 2021-04-09 | 浙江大学 | Energy-saving system for supplying compressed air to steam drive of thermal power plant |
| CN112610292A (en) * | 2020-12-11 | 2021-04-06 | 北京前沿动力科技股份有限公司 | Deep peak regulation power generation system |
| CN112780373A (en) * | 2020-12-30 | 2021-05-11 | 华北电力大学（保定） | Water vapor cycle based on supercritical and subcritical heat regeneration |
| CN214247438U (en) * | 2021-01-27 | 2021-09-21 | 西安热工研究院有限公司 | System adopting medium-pressure cylinder exhaust steam as steam source of water feeding pump steam turbine |
| CN214533095U (en) * | 2021-03-01 | 2021-10-29 | 李悦 | Thermal power generation system |
| CN216554044U (en) * | 2021-11-22 | 2022-05-17 | 北京北方三合能源技术有限公司 | 600MW unit steam-heat output integrated device |
| CN114439559A (en) * | 2021-12-09 | 2022-05-06 | 广西电网有限责任公司电力科学研究院 | Heat supply method for mutual switching between condensing type and high back pressure of steam turbine generator set |
| CN114320507A (en) * | 2022-01-07 | 2022-04-12 | 杭州汽轮机股份有限公司 | Novel differential pressure system of extraction steam turbine and working method |
| CN114876601A (en) * | 2022-05-25 | 2022-08-09 | 西安热工研究院有限公司 | Double-effect steam turbine power generation system |
Non-Patent Citations (1)
| Title |
|---|
| 马宏: "汽轮机设备及运行", 31 May 2013, 合肥工业大学出版社, pages: 266 - 272 * |
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