Power-adjustable secondary circuit energy consumption simulation test apparatus and method

An energy consumption and simulation device technology, applied in the field of simulation experiments, can solve the problems of high construction cost, no practical use value, no power rapid adjustment secondary circuit system, etc., so as to reduce construction costs and achieve accurate and rapid power adjustment functions. , the effect of enhancing operability and regulating performance

Active Publication Date: 2017-12-05
NUCLEAR POWER INSTITUTE OF CHINA
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The technical problem to be solved by the present invention is that the existing reactor system overall simulation test device does not have a secondary loop system capable of quickly adjusting power, and the construction cost of the test device is very high according to the actual reactor secondary loop system, and it does not have practical utilization. Value, therefore the purpose of the present invention is to provide a kind of secondary loop energy consumption simulation test device and method that can carry out power adjustment, this simulation test device and method can carry out low-cost overall test simulation in the test process, simultaneously to the simulation test process Fast power adjustment, so as to realize the simulation of transient working conditions with fast power changes

Method used

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  • Power-adjustable secondary circuit energy consumption simulation test apparatus and method

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Embodiment

[0030] Such as figure 1 As shown, the design function of the present invention is to realize the low-cost simulation of the nuclear reactor secondary loop system and the accurate and fast adjustment of the power change of the secondary loop system. Its hardware structure includes a steam generator simulation device 1, and the steam generator simulation device 1 is connected to There are two condensing devices, and the power of the two condensing devices is different. Generally, the condenser is preferred, and they are respectively named as the low-power condenser 9 and the high-power condenser 14. The number of water supply devices is also two, and the flow rates of the two water supply devices are different. , the feed water pump is generally preferred, and is named according to its flow rate as a small flow feed water pump 18 and a large flow water feed pump 23. A voltage stabilizing device 17 is arranged between the condensing device and the water supply device. The voltage ...

Embodiment approach 1

[0034] In Embodiment 1, the power variation range is 0 to 50% of the rated power level. In this solution, the second pneumatic switch valve one 12, the second pneumatic switch valve two 16 and the second pneumatic switch valve three 25 are closed, and the large Power condenser 14 and large flow water feed pump 23, open the first pneumatic switch valve one 5, the first pneumatic switch valve two 11, the first pneumatic switch valve three 20, put into low power condenser 9 and small flow feed water pump 18. In this scheme, the steam generated in the steam generator simulation device 1 passes through a pressure measuring device 32, a temperature measuring device 31, a flow measuring device 2, a pneumatic regulating valve 3, an electric regulating valve 4, and the first pneumatic switching valve One 5 and the first pneumatic regulating valve two 6 flow in the small power condenser 9 . When the power of the simulated secondary circuit changes at 0-50% of the rated power level, adju...

Embodiment approach 2

[0036]In Embodiment 2, the power variation range is 0 to 100% of the rated power level. In this solution, the first pneumatic switch valve one 5, the first pneumatic switch valve two 11 and the first pneumatic switch valve three 20 are closed, and the small valve is not activated. Power condenser 9 and small flow feed water pump 18, open the second pneumatic switch valve one 12, the second pneumatic switch valve two 16, the second pneumatic switch valve three 25, put into high power condenser 14 and large flow feed water pump 23. In this solution, the steam generated in the steam generator simulation device 1 flows into the high-power condenser 14 through the first pneumatic control valve 3 , the electric control valve 4 , the second pneumatic on-off valve 12 and the second pneumatic control valve 13 . When the simulated secondary circuit power changes at 0-100% of the rated power level, adjust the electric control valve 4 to decompress and adjust the high-temperature and high-...

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Abstract

The invention discloses power adjustable secondary circuit energy consumption simulation test apparatus and method. The apparatus comprises a vapor generator simulation device which is connected with a plurality of condensation devices; communication between each condensation device and the vapor generator simulation device can be switched; each condensation device is connected with a water supply device which communicating with the vapor generator simulation device; a pressure stabilizing device is arranged between each condensation device and the corresponding water supply device; and the pressure stabilizing device communicates with all the condensation devices and all the water supply devices as well. The test apparatus and method can realize rapid and accurate regulation of the power of a secondary circuit, and realize the simulation of the whole secondary circuit system. The test apparatus has low cost, ensures the test accuracy, has high operability, is convenient to realize, and provides a whole solving scheme of secondary circuit system test simulation for overall simulation test systems of nuclear reactors.

Description

technical field [0001] The invention relates to a simulation test technology of a nuclear reactor secondary loop system, in particular to a secondary loop energy consumption simulation test device and method capable of power regulation. Background technique [0002] In the PWR reactor system, the secondary loop system takes away the heat generated in the primary loop core through the steam generator, and drives the steam turbine to generate power to realize energy conversion. In the secondary loop system of nuclear reactors, steam generators, steam turbines, condensers, feed water pumps and other auxiliary equipment are involved, and the system is very complicated. In the overall simulation test system of the nuclear reactor system, if the simulation construction is carried out completely according to the equipment configuration of the nuclear reactor secondary loop system, the cost will be very high, and it is not suitable for general test research. For nuclear power react...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G21C17/00
CPCG21C17/001Y02E30/30
Inventor 鲁晓东张妍昝元峰彭兴建黄志刚李朋洲胡俊杨祖毛
Owner NUCLEAR POWER INSTITUTE OF CHINA
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