Method and system for evaluating and simulating nuclear power plant based on model

Patent metadata

Field	Value
Publication number	US-12106015-B2
Application number	US-202418618218-A
Country	US
Kind code	B2
Filing date	Mar 27, 2024
Priority date	Oct 8, 2022
Publication date	Oct 1, 2024
Grant date	Oct 1, 2024

Abstract

A method and a system for evaluating and simulating a nuclear power plant based on a model are provided, which includes a plant top-level demand module, a function realization module, a logical architecture construction module, an evaluation and simulation configuration module, a function evaluation module, an overall performance evaluation module, a data information communication module and a model base module.

First claim

What is claimed is:

1. A method for evaluating and simulating a nuclear power plant based on a model, comprising following steps:
S 1 , analyzing a top-level demand of the nuclear power plant based on application scenarios and mission profiles, constructing a demand model, and obtaining a downward output of the demand model based on the demand model;
S 2 , benchmarking the downward output of the demand model to form a nuclear power plant function mapping, and completing a construction of a function model and an output of data information based on the nuclear power plant function mapping and specific functions to be executed by subsystems, devices and components of the top-level demand of the nuclear power plant;
S 3 , integrating port information, upstream and downstream elements and the data information to be transferred between the demand model and the function model, and constructing a logical architecture model based on a demand distribution of the demand model, specific conditions of a function decomposition of the function model and a structure of the nuclear power plant;
S 4 , constructing an evaluating and simulating model of the nuclear power plant based on a design scheme, a working principle of the nuclear power plant, and a parameter configuration, a topological structure connection completed by an evaluation and simulation;
S 5 , simulating and analyzing operation characteristics of the subsystems, the devices and the components based on the evaluating and simulating model of the nuclear power plant, and constructing a function evaluation model;
S 6 , constructing an overall performance evaluation model based on the function evaluation model and a simulation demonstration of an overall performance evaluation of the nuclear power plant; and
S 7 , constructing a data information communication model, realizing an information interaction among the demand model in the S 1 , the function model in the S 2 , the logical architecture model in the S 3 , the evaluating and simulating model of the nuclear power plant in the S 4 , the function evaluation model in the S 5 and the overall performance evaluation model in the S 6 , and completing the evaluation and simulation of the nuclear power plant based on the model.

2. The method for evaluating and simulating a nuclear power plant based on a model according to claim 1 , wherein
the demand model, the function model and the logical architecture model all realize a graphical representation by a modeling language SysML.

3. The method for evaluating and simulating nuclear power plant based on a model according to claim 1 , wherein
the information interaction in the S 7 comprises a one-on-one mapping among the demand model in the S 1 , the function model in the S 2 , the logical architecture model in the S 3 and the evaluating and simulating model of the nuclear power plant in the S 4 , the function evaluation model in the S 5 and the overall performance evaluation model in the S 6 , and an evaluation demonstration of comprehensive performance indexes; and
the evaluation demonstration of the comprehensive performance indexes comprises a function evaluation feedback and a performance evaluation feedback.

4. The method for evaluating and simulating a nuclear power plant based on a model according to claim 1 , wherein
the data information communication model in the S 7 realizes a model conversion and a data transfer among the demand model in the S 1 , the function model in the S 2 , the logical architecture model in the S 3 and the evaluating and simulating model of the nuclear power plant in the S 4 , the function evaluation model in the S 5 and the overall performance evaluation model in the S 6 based on an XMI standard, an AP233 standard exchange protocol and an FMI interface standard.

5. The method for evaluating and simulating a nuclear power plant based on a model according to claim 1 , wherein
the method for evaluating and simulating the nuclear power plant based on the model further comprises constructing a model base, wherein the model base is used to encapsulate the demand model in the S 1 , the function model in the S 2 , the logical architecture model in the S 3 , the evaluating and simulating model of the nuclear power plant in the S 4 , the function evaluation model in the S 5 , the overall performance evaluation model in the S 6 and the data information communication model in the S 7 .

6. A system for evaluating and simulating a nuclear power plant based on a model, comprising a plant top-level demand module, a function realization module, a logical architecture construction module, an evaluation and simulation configuration module, a function evaluation module, an overall performance evaluation module and a data information communication module;
wherein the plant top-level demand module is used for analyzing a top-level demand of the nuclear power plant based on application scenarios and mission profiles of the nuclear power plant, constructing a demand model, and obtaining a downward output of the demand model based on the demand model;
the function realization module is used for benchmarking the downward output of the demand model to form a nuclear power plant function mapping, and completing a construction of a function model and an output of data information based on the nuclear power plant function mapping and specific functions to be executed by subsystems, devices and components of the top-level demand of the nuclear power plant;
the logical architecture construction module is used for integrating port information, upstream and downstream elements and the data information to be transferred between the demand model and the function model, and constructing a logical architecture model based on a demand distribution of the demand model, specific conditions of a function decomposition of the function model and a structure of the nuclear power plant;
the evaluation and simulation configuration module is used for constructing an evaluating and simulating model of the nuclear power plant based on a design scheme, a working principle of the nuclear power plant, and a parameter configuration, a topological structure connection completed by the evaluation and simulation;
the function evaluation module is used for simulating and analyzing operation characteristics of the subsystems, the devices and the components based on the evaluating and simulating model of the nuclear power plant, and constructing a function evaluation model;
the overall performance evaluation module is used for constructing an overall performance evaluation model based on the function evaluation model and a simulation demonstration of an overall performance evaluation of the nuclear power plant; and
the data information communication module is used for constructing a data information communication model, realizing an information interaction among the plant top-level demand module, the function realization module, the logical architecture construction module, the evaluation and simulation configuration module, the function evaluation module, the overall performance evaluation module, and completing the evaluation and simulation of the nuclear power plant based on the model.

7. The system for evaluating and simulating a nuclear power plant based on a model according to claim 6 , wherein
the information interaction in the data information communication module comprises a one-on-one mapping among the plant top-level demand module, the function realization module, the logical architecture construction module, the evaluation and simulation configuration module, the function evaluation module and the overall performance evaluation module, and an evaluation demonstration of comprehensive performance indexes; and
the evaluation demonstrati

Assignees

• Univ Harbin Eng

Inventors

• Xia Genglei
• Zhang Yuandong
• Wang Chenyang
• Peng Minjun
• Zhang Bowen
• Sun Jilin

Classifications

• G06F30/20 Primary

  Design optimisation, verification or simulation (optimisation, verification or simulation of circuit designs G06F30/30) · CPC title

• Y02E30/00

  Energy generation of nuclear origin · CPC title

• G06Q10/06393

  Score-carding, benchmarking or key performance indicator [KPI] analysis · CPC title

• G06F30/13 Primary

  Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads · CPC title