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Nuclear Power Plant Emergency State Diagnosis System and Diagnosis Method

An emergency state and diagnosis system technology, applied in nuclear power plants, nuclear power plant control, nuclear power generation, etc., can solve the problems of emergency command misjudgment, dependence, and missing the best time to announce the level of emergency state, etc., to reduce misjudgment and Effect of time delay, accurate diagnosis results

Active Publication Date: 2017-02-22
NUCLEAR POWER INSTITUTE OF CHINA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] Since the initial conditions and emergency action levels of my country's nuclear power plants are basically presented in the form of a matrix table, there are complex logical relationships among the identification categories, initial conditions, and emergency action levels. The progress of the nuclear accident, this logical relationship is more complicated
When a nuclear accident occurs in a nuclear power plant, the emergency command needs to judge this complex logical relationship in the form of a matrix table to determine the emergency state level that the nuclear power plant should enter. This subjective manual judgment method is likely to make the emergency command Making wrong judgments or missing the best time to announce the level of emergency status leads to the problem of relying too much on the subjectivity of emergency command in the event of nuclear accidents in nuclear power plants, and unable to judge the level of emergency status in a timely, objective and accurate manner

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  • Nuclear Power Plant Emergency State Diagnosis System and Diagnosis Method

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Embodiment 1

[0044] Nuclear power plant emergency state diagnosis system, including data input module, storage module, diagnosis module, guide module and display module:

[0045] The data input module is used to receive nuclear power plant status data and user input information representing the safety status of the nuclear power plant. External data such as events, analysis results, whether the emergency operation procedures are activated, and other situations that should enter the emergency state; the emergency state diagnosis system of the nuclear power plant has two data input methods, one is to receive the above nuclear power plant state data, and the other is to receive the above-mentioned nuclear power plant state data. The first is to receive the information input by the user on site, so that the system can support the user to directly input the status data of the nuclear power plant for subsequent judgment, which can be used for simulation, training, and research.

[0046] The stor...

Embodiment 2

[0054] On the basis of Embodiment 1, in this embodiment, the nuclear power plant emergency state diagnosis system also includes:

[0055] The alarm module is used to output an alarm signal based on the diagnosis result of the current emergency state level of the nuclear power plant obtained by the diagnostic module, and the alarm signal drives the voice alarm device and / or light alarm device connected to the system to give voice and / or light flashing prompts;

[0056] Recording module, used to record the user's operation on the system, the record can be output and printed in the form of text;

[0057] The data output module is used to output data according to user requirements.

Embodiment 3

[0059] On the basis of Embodiment 1 or Embodiment 2, the diagnostic module in this embodiment further includes: an identification class judgment module, an initial condition judgment module, a search module for emergency action levels, and an emergency state level diagnosis output module:

[0060] The identification class judgment module is used to judge whether the received nuclear power plant status data or user input information belongs to the identification class;

[0061] The initial condition judgment module is used to further judge the initial condition of the received nuclear power plant status data or user input information in the identification category;

[0062] The emergency action level search module is used to further search for the emergency action level corresponding to the received nuclear power plant status data or user input information under the corresponding initial conditions;

[0063] The emergency state level diagnosis output module judges the level of ...

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Abstract

The invention discloses a nuclear power plant emergency state diagnosis system and an emergency state diagnosis method. The system includes: a data input module for receiving data representing the safety state of the nuclear power plant and user input information; a storage module for storing the system of the nuclear power plant Data; diagnosis module, used to make logical judgments based on nuclear power plant status data or user input information, and obtain diagnostic results of the current status of nuclear power plants; guide module, used to make logical judgments based on diagnostic results, obtain data that should be further concerned, and find the next One-step operation suggestion; display module, which is used to display diagnosis results, data that should be paid more attention to and next-step operation suggestion. The system and method of the present invention can quickly give suggestions on the emergency state level of the nuclear power plant, other indications and parameters that characterize the safety state of the nuclear power plant that users should continue to pay attention to, and next-step operation suggestions, and provide more timely, objective and accurate emergency state levels The diagnosis results are used as a reference for emergency command of nuclear accidents in nuclear power plants.

Description

technical field [0001] The invention relates to the technical field of nuclear power plant emergency planning and preparation, in particular to a nuclear power plant emergency state diagnosis system and an emergency state diagnosis method. Background technique [0002] At present, my country's emergency decision-making system for nuclear accidents in nuclear power plants mainly includes two aspects. The second is an "emergency decision-making support system" that predicts radioactive consequences based on accident radioactive source items and meteorological data, and makes judgments on intervention measures such as concealment, evacuation, taking iodine tablets, and relocation. [0003] Since the initial conditions and emergency action levels of my country's nuclear power plants are basically presented in the form of a matrix table, there are complex logical relationships among the identification categories, initial conditions, and emergency action levels. With the developmen...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G21D3/00G21D3/04
CPCG21D3/00G21D3/04Y02E30/00
Inventor 于红刘嘉嘉李兰肖锋谭怡吕焕文景福庭程诗思
Owner NUCLEAR POWER INSTITUTE OF CHINA