CN112177695A - Small pressurized water reactor power generation system adopting micro superheated steam - Google Patents

Small pressurized water reactor power generation system adopting micro superheated steam Download PDF

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Publication number
CN112177695A
CN112177695A CN202011057795.1A CN202011057795A CN112177695A CN 112177695 A CN112177695 A CN 112177695A CN 202011057795 A CN202011057795 A CN 202011057795A CN 112177695 A CN112177695 A CN 112177695A
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steam
water
generation system
power generation
inlet
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CN202011057795.1A
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Chinese (zh)
Inventor
何欣欣
裴东升
薛志恒
陈会勇
贾晨光
杨可
王伟锋
赵杰
赵亮
褚贵宏
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Xian Thermal Power Research Institute Co Ltd
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Xian Thermal Power Research Institute Co Ltd
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Priority to CN202011057795.1A priority Critical patent/CN112177695A/en
Publication of CN112177695A publication Critical patent/CN112177695A/en
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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
    • F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
    • F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
    • 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
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
    • F01K7/22—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbines having inter-stage steam heating
    • F01K7/223—Inter-stage moisture separation
    • 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
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/34—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of extraction or non-condensing type; Use of steam for feed-water heating
    • F01K7/38—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of extraction or non-condensing type; Use of steam for feed-water heating the engines being of turbine type
    • 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
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/34—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of extraction or non-condensing type; Use of steam for feed-water heating
    • F01K7/40—Use of two or more feed-water heaters in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B33/00—Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
    • F22B33/18—Combinations of steam boilers with other apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
    • F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
    • F22D1/32—Feed-water heaters, i.e. economisers or like preheaters arranged to be heated by steam, e.g. bled from turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
    • F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
    • F22D1/50—Feed-water heaters, i.e. economisers or like preheaters incorporating thermal de-aeration of feed-water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22G—SUPERHEATING OF STEAM
    • F22G5/00—Controlling superheat temperature
    • F22G5/20—Controlling superheat temperature by combined controlling procedures

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

The invention discloses a small pressurized water reactor power generation system adopting micro superheated steam. According to the invention, the superheater is added in the loop of the small pressurized water reactor to generate micro superheated steam, so that the exhaust steam humidity of the high-pressure cylinder is improved, and the stage number of the moisture-water separation reheater is reduced. Meanwhile, according to the output power of the generator, the hot water flow from the reactor to the superheater and the drain flows of the steam-water separator and the steam-water separator reheater are adjusted, and the steam inlet humidity of the high pressure cylinder and the low pressure cylinder is comprehensively adjusted according to the operation economy and the operation safety. The invention can simplify the structure of the small pressurized water reactor power generation system, reduce the construction and maintenance cost of the small pressurized water reactor power generation system and simultaneously improve the overall circulation efficiency of the system.

Description

Small pressurized water reactor power generation system adopting micro superheated steam
Technical Field
The invention belongs to the technical field of nuclear power generation, and particularly relates to a small pressurized water reactor power generation system adopting micro superheated steam.
Background
The small pressurized water reactor is a new concept design developed on the basis of the traditional pressurized water reactor, and compared with the third generation reactor, the small pressurized water reactor has the advantages of relatively simple system, compact equipment arrangement and higher safety and flexibility. Therefore, the small pressurized water reactor is particularly suitable for medium and small scale nuclear power plants, and can be applied in fields such as backbone network power supplement, medium and small thermal power generating unit replacement, seawater desalination and the like.
At present, most of large pressurized water reactor units adopt saturated steam circulation, the humidity of new steam at the outlet of a steam generator is generally between 0.1 and 0.4 percent, and the exhaust humidity of a high-pressure cylinder can reach 12 to 15 percent. High pressure cylinder steam admission humidity can lead to the high pressure cylinder interior efficiency to reduce greatly, need arrange multistage moisture separator reheater simultaneously and adjust high pressure cylinder steam extraction humidity, avoids the low pressure cylinder steam admission humidity too big to lead to the corrosion of last stage blade.
For a small pressurized water reactor power generation system, if a multi-stage steam-water separation reheater is continuously adopted, the system is high in construction and maintenance cost and large in occupied area, and therefore popularization and application of the small pressurized water reactor power generation system are limited.
Disclosure of Invention
The invention aims to provide a small pressurized water reactor power generation system for generating micro superheated steam, which can simplify the structure of the small pressurized water reactor power generation system, reduce the construction and maintenance cost of the small pressurized water reactor power generation system and improve the overall cycle efficiency of the system.
The invention is realized by adopting the following technical scheme:
a small pressurized water reactor power generation system adopting micro superheated steam comprises a primary loop micro superheated steam generation system, a secondary loop steam turbine set power generation system and a steam superheat degree adjusting system; the system comprises a loop micro-superheated steam generation system, a loop micro-superheated steam generation system and a high-pressure heater, wherein the loop micro-superheated steam generation system comprises a superheater and a reactor, a water outlet of the reactor and a loop water inlet of the superheater are connected with a water supply regulating valve of the superheater through the reactor, a loop water outlet of the superheater is connected with a loop water inlet of the steam generator, a loop water outlet of the steam generator is connected with a water inlet of a main pump, a water outlet of the main pump is connected with a water inlet of the reactor, a water outlet of the high-pressure heater is connected with a loop water inlet of the steam generator, a loop water outlet of the steam generator is connected with a loop steam inlet of the;
the two-loop steam turbine set power generation system comprises a high-pressure cylinder, a steam extraction port of the high-pressure cylinder is connected with steam inlets of a high-pressure heater and a deaerator, a steam exhaust port of the high-pressure cylinder is connected with a steam inlet of a steam-water separator, a steam outlet of the steam-water separator is connected with a steam inlet of a steam-water separation reheater, a steam outlet of the steam-water separation reheater is connected with a steam inlet of a low-pressure cylinder, a steam extraction port of the low-pressure cylinder is connected with a steam inlet of the low-pressure heater, a steam exhaust port of the low-pressure cylinder is connected with a steam inlet of a condenser, the high-pressure cylinder and the low-pressure cylinder are connected with a generator through rotating shafts, the water inlet and outlet of the low-pressure heater, the deaerator, the water feed pump and the high-pressure heater are connected through water pipelines, the drain port of the steam-water separator is communicated with the steam inlet pipeline of the high-pressure heater, and the drain port of the reheater of the steam-water separator is communicated with the steam inlet pipeline of the deaerator;
the steam superheat degree adjusting system comprises a controller, a logic inlet of the controller is connected with a generator through a first logic control line, a first logic outlet of the controller is connected with a moisture separator hydrophobic modulating valve through a second logic control line, a second logic outlet of the controller is connected with a moisture separator reheater hydrophobic modulating valve through a third logic control line, and a third logic outlet of the controller is connected with a reactor-to-superheater water supply modulating valve through a fourth logic control line.
A further development of the invention consists in the generation of saturated steam by means of a steam generator.
A further development of the invention consists in the use of a superheater for generating slightly superheated steam.
The invention is further improved in that the valve opening of the water supply regulating valve is adjusted according to the operation economy and safety of the unit so as to regulate the micro-superheated steam humidity generated by the superheater.
The invention has the further improvement that the drain port of the steam-water separator is connected with the hydrophobic water regulating valve of the steam-water separator and leads to the steam inlet pipeline of the high-pressure heater, and the drain port of the reheater of the steam-water separator is connected with the hydrophobic water regulating valve of the reheater of the steam-water separator and leads to the steam inlet pipeline of the deaerator.
The invention is further improved in that the valve opening degrees of the steam-water separator drain water regulating valve and the steam-water separator reheater drain water regulating valve are adjusted according to the running economy and safety of the unit so as to control the humidity of steam at the outlet of the steam-water separator reheater.
The invention has at least the following beneficial technical effects:
according to the small pressurized water reactor power generation system adopting the micro superheated steam, the superheater is added in the primary circuit of the small pressurized water reactor to generate the micro superheated steam, the exhaust steam humidity of the high-pressure cylinder is improved, and therefore the stage number of the moisture-water separation reheater is reduced. Meanwhile, according to the output power of the generator, the hot water flow from the reactor to the superheater and the drain flows of the steam-water separator and the steam-water separator reheater are adjusted, and the steam inlet humidity of the high pressure cylinder and the low pressure cylinder is comprehensively adjusted according to the operation economy and the operation safety. The invention can simplify the structure of the small pressurized water reactor power generation system, reduce the construction and maintenance cost of the small pressurized water reactor power generation system and simultaneously improve the overall circulation efficiency of the system.
Drawings
Fig. 1 is a block diagram of the present invention.
Description of reference numerals:
1. the system comprises a superheater, 2, a reactor, 3, a main pump, 4, a steam generator, 5, a high-pressure cylinder, 6, a steam-water separator, 7, a steam-water separation reheater, 8, a low-pressure cylinder, 9, a generator, J1, a high-pressure heater, J2, a deaerator, J3, a low-pressure heater, J4, a condenser, B1, a water feed pump, B2, a condensate pump, V1, a steam-water separator drain regulating valve, V2, a steam-water separator drain regulating valve, V3, a reactor-to-superheater water supply regulating valve, C1, a controller, C2, a first logic control line, C3, a second logic control line, C4, a third logic control line, C5 and a fourth logic control line.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the small pressurized water reactor power generation system using micro superheated steam provided by the invention comprises a primary loop micro superheated steam generation system, a secondary loop steam turbine set power generation system and a steam superheat degree adjusting system.
Wherein, a return circuit little superheated steam generation system include over heater 1, the delivery port of reactor 2 links to each other with over heater water supply transfer valve V3 through the reactor with a return circuit water inlet of over heater 1, a return circuit delivery port of over heater 1 links to each other with a return circuit water inlet of steam generator 4, a return circuit delivery port of steam generator 4 links to each other with the water inlet of main pump 3, the delivery port of main pump 3 links to each other with the water inlet of reactor 2, the delivery port of high pressure feed water heater J1 links to each other with two return circuit water inlets of steam generator 4, two return circuit delivery ports of steam generator 4 link to each other with two return circuit steam inlet of over heater 1, two return circuit steam outlet of over heater 1 link to each other with 5 steam inlets.
The two-loop steam turbine set power generation system comprises a high-pressure cylinder 5, wherein a steam extraction port of the high-pressure cylinder 5 is connected with steam inlets of a high-pressure heater J1 and a deaerator J2, a steam exhaust port of the high-pressure cylinder 5 is connected with a steam inlet of a steam-water separator 6, a steam outlet of the steam-water separator 6 is connected with a steam inlet of a steam-water separator reheater 7, a steam outlet of the steam-water separator reheater 7 is connected with a steam inlet of a low-pressure cylinder 8, a steam extraction port of the low-pressure cylinder 8 is connected with a steam inlet of a low-pressure heater J3, a steam exhaust port of the low-pressure cylinder 8 is connected with a steam inlet of a condenser J4, the high-pressure cylinder 5 and the low-pressure cylinder 8 are connected with a generator 7 through rotating shafts, a steam condenser J4, a condensate water pump B2, a low-pressure heater J3, a deaerator J4, a water feed pump B2 and a water inlet and a water outlet of a high-pressure heater J1 are connected through water pipelines, a drain port of the steam-water, the drain port of the moisture separator reheater 7 is connected with a moisture separator reheater drain water regulating valve V2 and leads to a steam inlet pipeline of a deaerator J2.
The steam superheat degree adjusting system comprises a controller C1, a logic inlet of a controller C1 is connected with a generator 9 through a first logic control line C2, a first logic outlet of the controller C1 is connected with a moisture separator hydrophobic modulating valve V1 through a second logic control line C3, a second logic outlet of the controller C1 is connected with a moisture separator reheater hydrophobic modulating valve V2 through a third logic control line C4, and a third logic outlet of a controller C1 is connected with a reactor-to-superheater water supply modulating valve V3 through a fourth logic control line C5.
According to the small pressurized water reactor power generation system adopting the micro superheated steam, the superheater is added in the primary circuit of the small pressurized water reactor to generate the micro superheated steam, the exhaust steam humidity of the high-pressure cylinder is improved, and therefore the stage number of the moisture-water separation reheater is reduced. Meanwhile, according to the output power of the generator, the hot water flow from the reactor to the superheater and the drain flows of the steam-water separator and the steam-water separator reheater are adjusted, so that the steam inlet humidity of the high pressure cylinder and the low pressure cylinder is comprehensively adjusted according to the operation economy and the operation safety. The invention can simplify the structure of the small pressurized water reactor power generation system, reduce the construction and maintenance cost of the small pressurized water reactor power generation system and simultaneously improve the overall circulation efficiency of the system.

Claims (6)

1. A small pressurized water reactor power generation system adopting micro superheated steam is characterized by comprising a primary loop micro superheated steam generation system, a secondary loop steam turbine set power generation system and a steam superheat degree adjusting system; wherein the content of the first and second substances,
the loop micro superheated steam generation system comprises a superheater (1) and a reactor (2), wherein a water outlet of the reactor (2) is connected with a loop water inlet of the superheater (1) through the reactor and a superheater water supply regulating valve (V3), a loop water outlet of the superheater (1) is connected with a loop water inlet of a steam generator (4), a loop water outlet of the steam generator (4) is connected with a water inlet of a main pump (3), a water outlet of the main pump (3) is connected with a water inlet of the reactor (2), a water outlet of a high-pressure heater (J1) is connected with a secondary loop water inlet of the steam generator (4), a secondary loop water outlet of the steam generator (4) is connected with a secondary loop steam inlet of the superheater (1), and a secondary loop steam outlet of the superheater (1) is connected with a steam inlet of a high-pressure cylinder (5);
the power generation system of the two-loop steam turbine set comprises a high-pressure cylinder (5), a steam extraction port of the high-pressure cylinder (5) is connected with steam inlets of a high-pressure heater (J1) and a deaerator (J2), a steam exhaust port of the high-pressure cylinder (5) is connected with a steam inlet of a steam-water separator (6), a steam outlet of the steam-water separator (6) is connected with a steam inlet of a steam-water separator reheater (7), a steam outlet of the steam-water separator reheater (7) is connected with a steam inlet of a low-pressure cylinder (8), a steam extraction port of the low-pressure cylinder (8) is connected with a steam inlet of a low-pressure heater (J3), a steam exhaust port of the low-pressure cylinder (8) is connected with a steam inlet of a condenser (J4), the high-pressure cylinder (5) and the low-pressure cylinder (8) are connected with a generator (9) through rotating shafts, the condenser (J4), a condensate pump (B365678), the low-pressure heater (J357), the deaerator (J2), a water feed pump (B1) and a water, a drain port of the steam-water separator (6) is communicated with a steam inlet pipeline of the high-pressure heater (J1), and a drain port of the reheater (7) of the steam-water separator is communicated with a steam inlet pipeline of the deaerator (J2);
the steam superheat degree adjusting system comprises a controller (C1), a logic inlet of the controller (C1) is connected with a generator (9) through a first logic control line (C2), a first logic outlet of the controller (C1) is connected with a steam-water separator drain damper (V1) through a second logic control line (C3), a second logic outlet of the controller (C1) is connected with a steam-water separator reheater drain damper (V2) through a third logic control line (C4), and a third logic outlet of the controller (C1) is connected with a reactor-to-superheater water supply damper (V3) through a fourth logic control line (C5).
2. A small pressurized water reactor power generation system using micro superheated steam according to claim 1, characterized in that saturated steam is generated by means of a steam generator (4).
3. A small pressurized water reactor power generation system using micro superheated steam according to claim 1, characterized in that micro superheated steam is generated using a superheater (1).
4. The small pressurized water reactor power generation system using micro superheated steam as set forth in claim 1, wherein the degree of opening of the water supply damper (V3) is adjusted according to the operational economy and safety of the plant to adjust the humidity of the micro superheated steam generated by the superheater.
5. The small pressurized water reactor power generation system adopting the micro superheated steam as claimed in claim 1, characterized in that the drain port of the steam-water separator (6) is connected with a steam-water separator drain regulating valve (V1) and leads to the steam inlet pipeline of the high-pressure heater (J1), and the drain port of the reheater (7) is connected with a steam-water separator reheater drain regulating valve (V2) and leads to the steam inlet pipeline of the deaerator (J2).
6. The small pressurized water reactor power generation system using the micro superheated steam according to claim 5, wherein the valve openings of the moisture separator hydrophobic modulating valve (V1) and the moisture separator reheater hydrophobic modulating valve (V2) are adjusted according to the operational economy and safety of the unit so as to control the humidity of the steam at the outlet of the moisture separator reheater (7).
CN202011057795.1A 2020-09-29 2020-09-29 Small pressurized water reactor power generation system adopting micro superheated steam Pending CN112177695A (en)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103117101A (en) * 2013-01-19 2013-05-22 哈尔滨工程大学 Start-stop auxiliary device used in integral reactor and cold starting method of integral reactor
US20140332399A1 (en) * 2013-05-08 2014-11-13 Mario D. Cabrera Low Capacity Sodium Hypochlorite Generation System
DE102015205516A1 (en) * 2014-12-22 2016-06-23 Dürr Systems GmbH Apparatus and method for thermal exhaust gas purification
CN106050419A (en) * 2016-06-23 2016-10-26 章礼道 Combustion gas turbine and pressurized water reactor steam turbine combined circulation system
CN106194431A (en) * 2016-06-23 2016-12-07 章礼道 Gas turbine presurized water reactor steam turbine combined cycle without separator
CN110160113A (en) * 2019-04-29 2019-08-23 中广核工程有限公司 A kind of nuclear power plant's heating system and its heating method
CN110259532A (en) * 2019-07-10 2019-09-20 西安热工研究院有限公司 The adaptive steam-supplying system of secondary circuit of PWR nuclear power plant therrmodynamic system and method
CN210118175U (en) * 2019-07-10 2020-02-28 西安热工研究院有限公司 Pressurized water reactor nuclear power unit two-loop thermodynamic system self-adaptation steam supply system
CN211343042U (en) * 2020-01-14 2020-08-25 西安热工研究院有限公司 Deaerator heating steam source configuration system under transient working condition of nuclear power station

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103117101A (en) * 2013-01-19 2013-05-22 哈尔滨工程大学 Start-stop auxiliary device used in integral reactor and cold starting method of integral reactor
US20140332399A1 (en) * 2013-05-08 2014-11-13 Mario D. Cabrera Low Capacity Sodium Hypochlorite Generation System
DE102015205516A1 (en) * 2014-12-22 2016-06-23 Dürr Systems GmbH Apparatus and method for thermal exhaust gas purification
CN106050419A (en) * 2016-06-23 2016-10-26 章礼道 Combustion gas turbine and pressurized water reactor steam turbine combined circulation system
CN106194431A (en) * 2016-06-23 2016-12-07 章礼道 Gas turbine presurized water reactor steam turbine combined cycle without separator
CN110160113A (en) * 2019-04-29 2019-08-23 中广核工程有限公司 A kind of nuclear power plant's heating system and its heating method
CN110259532A (en) * 2019-07-10 2019-09-20 西安热工研究院有限公司 The adaptive steam-supplying system of secondary circuit of PWR nuclear power plant therrmodynamic system and method
CN210118175U (en) * 2019-07-10 2020-02-28 西安热工研究院有限公司 Pressurized water reactor nuclear power unit two-loop thermodynamic system self-adaptation steam supply system
CN211343042U (en) * 2020-01-14 2020-08-25 西安热工研究院有限公司 Deaerator heating steam source configuration system under transient working condition of nuclear power station

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Application publication date: 20210105