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Nuclear power plant rod control system test device and method

A system test and nuclear power plant technology, applied in nuclear power generation, nuclear engineering, nuclear reactor monitoring, etc., can solve the problems of cumbersome testing process and difficult data analysis, and achieve the effect of convenient operation and improved operation reliability

Active Publication Date: 2017-12-26
GUANGDONG NUCLEAR POWER JOINT VENTURE +5
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a test device for the rod control system of a nuclear power plant to solve the problems of cumbersome test work process and difficulty in analyzing data caused by the absence of a special test device in the prior art, and to improve the reliability of the rod control system at the same time sex

Method used

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  • Nuclear power plant rod control system test device and method
  • Nuclear power plant rod control system test device and method
  • Nuclear power plant rod control system test device and method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] see figure 1, the test device for the rod control system of a nuclear power plant proposed in Embodiment 1, the main structure includes a power supply system 10, a KVM device 20, an industrial computer 30, a data acquisition system 40, an interface cabinet 50, a microphone device 60 and a printer 70; the power supply system 10 is not Connect with industrial computer 30, KVM equipment 20, interface cabinet 50 power supply; Described KVM equipment 20, data acquisition system 40 and printer 70 are connected with industrial computer 30 electrical signals respectively; Described interface cabinet 50 has the isolation module 51 that is connected with each other and Interface board 52; the isolation module 51 is connected to the data acquisition system 40 by electrical signals, so as to meet the complex electrical environment requirements on site, and prevent external current and voltage shocks from causing damage to the board; the interface board 52 is electrically connected t...

Embodiment 2

[0051] see figure 2 , Embodiment two is a test method for a nuclear power plant rod control system realized on the basis of embodiment one, which specifically includes a control rod drive mechanism noise recording test method; the control rod drive mechanism noise record test method includes the following steps :

[0052] S100. Provide a user with a testable rod set through an operation interface in the form of a configuration file.

[0053] S200. Select the corresponding tested rod group from the testable rod groups according to the user instruction, and receive the information input by the user including the initial rod position step size, power station name, unit, user name, temperature and pressure.

[0054] S300. Establish a control rod driving mechanism test data folder based on the power station name, the unit unit, and the tested rod group.

[0055] S400. Collect signal data including the noise signal of the claw action, and the current time-series signals of the st...

Embodiment 3

[0063] see image 3 , the nuclear power plant rod control system test method that embodiment three proposes is on the basis of embodiment two, also includes the rod position channel re-qualification test method; Described rod position channel re-qualification test method comprises the following steps:

[0064] L100. Receive the information set by the user, including the name of the power station, unit unit, group of rods to be tested, user name, temperature and pressure.

[0065] L200, based on the name of the power station, the unit, and the tested rod group, establish the rod position channel and re-qualify the test data folder.

[0066] L300, collect the rod position scanning signal of the rod position monitoring unit cabinet to identify the rod group corresponding to the current measurement rod position signal; and collect the rod position command signal of the control logic cabinet and the rod position measurement signal of the rod position measurement cabinet.

[0067] ...

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Abstract

The invention relates to a nuclear power station rod control system test device and method. The device comprises a power supply system, KVM equipment, an industrial personal computer, a data collecting system, an interface machine case, microphone equipment and a printer, wherein the power supply system is electrically connected with the industrial personal computer, the KVM equipment and the interface machine case; the KVM equipment, the data collecting system and the printer are respectively connected with the industrial personal computer through electric signals; the interface machine case is provided with an isolation module and an interface board in mutual connection; the isolation module is connected with the data collection system through electric signals; the interface board is connected with the microphone equipment through electric signals; the microphone equipment is arranged on the control rod driving mechanism of the rod control system; the interface board is also connected with the power supply cabinet of the rod control system through electric signals. The device and the method provided by the invention have the advantages that the problems of test work process complexity, data analysis difficulty and the like due to no special test device in the prior art can be solved; the operation reliability of the rod control system is effectively improved.

Description

technical field [0001] The invention relates to the field of testing rod control systems of nuclear power plants, in particular to a testing device and method for rod control systems of nuclear power plants. Background technique [0002] The start-up, shutdown, power regulation, flux flattening and emergency shutdown of nuclear power plants are all realized through control rods, and the control of the control rods is realized by the rod control system through the control rod drive mechanism (CRDM). Regardless of the safety considerations of nuclear power plants or economic benefits, control rods, drive mechanisms and rod control systems are key and important equipment for the overall design, and it is of great significance to improve the operational reliability of rod control systems. [0003] In order to improve the operational reliability of the rod control system, during the overhaul of the nuclear power plant, CRDM (Control Rod Drive Mechanism) noise recording, rod chann...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G21C17/10G21C17/112G21C17/12
CPCG21C17/10G21C17/102G21C17/112G21C17/12Y02E30/30
Inventor 邵帅张军关济实李强刘美军李蕊娄毅张明亮杜晓光沙洪伟王斌常新彩刘岩
Owner GUANGDONG NUCLEAR POWER JOINT VENTURE