CN111340321B - Nuclear power plant design change online analysis management system - Google Patents
Nuclear power plant design change online analysis management system Download PDFInfo
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- CN111340321B CN111340321B CN201811552547.7A CN201811552547A CN111340321B CN 111340321 B CN111340321 B CN 111340321B CN 201811552547 A CN201811552547 A CN 201811552547A CN 111340321 B CN111340321 B CN 111340321B
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Abstract
The invention provides a nuclear power plant design change online analysis management system, which comprises: the database comprises nuclear power plant design and production related data; the change influence analysis module is used for creating design change task information of the nuclear power plant based on the database and checking the design change task information; the change model generation module is used for redesigning the nuclear power plant model according to the design change task information to obtain a changed nuclear power plant model; and the calculation analysis module is used for comparing the nuclear power plant models before and after the change so as to carry out simulation analysis on the changed nuclear power plant models and output simulation analysis results. The invention can complete the safety analysis before and after the design change in a short time, and improves the efficiency of the design change, thereby saving the time for building and overhauling the power plant and improving the economy of the nuclear power plant.
Description
Technical Field
The invention relates to the technical field of nuclear power design, in particular to a nuclear power plant design change online analysis management system.
Background
The operation of a nuclear power plant depends on the stable and reliable operation of various systems. In the process of designing, manufacturing, constructing and the like of a nuclear power plant, according to the structural characteristics of the nuclear power plant, the actual conditions of surrounding environments and the like, a great deal of change is generated in design data, and the change of the design data has great influence on the operation safety and economic cost of the nuclear power plant. In view of the fact that such design change problems are now very common in the construction process of nuclear power plants, there is a need to enhance the process management, document management and change history tracking of such design changes.
At present, most of the design change processes of the nuclear power plant are paper management processes or manual update of electronic forms for management change, and in the process of the nuclear power plant construction, if the design change occurs, a coordination design department and a leading department are required to review the change influence together, analyze and re-design, and communicate and feed back the design effect through various forms such as mails, letters and the like, so that the change content is finally realized.
However, during the current construction and debugging of the nuclear power plant model, especially the joint debugging of a plurality of systems, the workload of design change items is very huge, and the design change items are managed by adopting a traditional paper management mode or electronic worksheets, so that the manual processing change is needed, the change time is long, the efficiency is low, and the required cost is high. In addition, the management process of tracking change feedback is not easy to control, design change items are not easy to count and continuously track change progress, and effective recognition reminding and prevention are needed to be carried out on human errors and high-risk environments in the manual management change process, so that the management is very inconvenient, and the economy of the nuclear power plant is not high.
Disclosure of Invention
The present invention aims to solve at least one of the above technical problems.
Therefore, the invention aims to provide an online analysis management system for design change of a nuclear power plant, which can complete safety analysis before and after the design change in a short time, and improve the efficiency of the design change, thereby saving the time for building and overhauling the power plant and improving the economy of the nuclear power plant.
To achieve the above object, an embodiment of a first aspect of the present invention provides a system for online analysis and management of design changes of a nuclear power plant, including: the database comprises nuclear power plant design and production related data; the change influence analysis module is used for creating design change task information of the nuclear power plant based on the database and checking the design change task information; the change model generation module is used for redesigning the nuclear power plant model according to the design change task information to obtain a changed nuclear power plant model; and the calculation analysis module is used for comparing the nuclear power plant models before and after the change so as to carry out simulation analysis on the changed nuclear power plant models and output simulation analysis results.
According to the on-line analysis management system for the design change of the nuclear power plant, which is disclosed by the embodiment of the invention, a change closed-loop management mode of creation, auditing, improvement and feedback is established, the design change of a plurality of systems with complex structures of the nuclear power plant in the design process, the construction process and the operation process is efficiently analyzed and managed, the electronization of the design change flow of the nuclear power plant is realized, the design parameters and the analysis model are dynamically associated in the change management flow, and the analysis models before and after the parameter change are efficiently generated, so that the safety analysis before and after the design change can be completed in a short time, the efficiency of the design change is improved, the time for building and overhauling the power plant is saved, and the economy of the nuclear power plant is improved.
In addition, the nuclear power plant design change online analysis management system according to the above embodiment of the present invention may further have the following additional technical features:
in some examples, further comprising: and the report generation module is used for generating a nuclear power plant model report file in a preset format according to the simulation analysis result output by the calculation analysis module.
In some examples, the preset format includes a word format or an excel format.
In some examples, further comprising: and the display module is used for displaying the simulation analysis result output by the calculation analysis module.
In some examples, the display module is a virtual reality display.
In some examples, further comprising: and the change management module is used for sending the design change feedback result to a manager for checking and closing the design change flow according to the closing instruction of the manager.
In some examples, the computational analysis module includes preset nuclear power computational analysis software.
In some examples, the database includes: the design database is used for storing basic design information, online user information, change data information and change analysis intermediate data of the nuclear power plant; and the nuclear power plant database is used for storing real-time data and historical data generated by the nuclear power plant.
In some examples, the database is also used to store nuclear plant models before and after the change.
In some examples, the database is further for storing the nuclear power plant model report file.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a block diagram of a nuclear power plant design change online analysis management system according to one embodiment of the invention;
FIG. 2 is a schematic diagram of a database according to one embodiment of the invention;
FIG. 3 is a block diagram of a nuclear power plant design change online analysis management system according to a second embodiment of the present invention;
FIG. 4 is a block diagram of a nuclear power plant design change online analysis management system according to a third embodiment of the present invention;
fig. 5 is a block diagram of a nuclear power plant design change online analysis management system according to a fourth embodiment of the present invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The following describes a nuclear power plant design change online analysis management system according to an embodiment of the present invention with reference to the accompanying drawings.
FIG. 1 is a block diagram of a nuclear power plant design change online analysis management system according to one embodiment of the invention. The nuclear power plant design change online analysis management system can be implemented based on a B/S (Browser/Server) architecture. As shown in fig. 1, the nuclear power plant design change online analysis management system 100 includes: database 110, change impact analysis module 120, change model generation module 130, and computational analysis module 140.
The database 110 includes, among other things, nuclear plant design and production related data.
In one embodiment of the invention, as shown in FIG. 2, the database 110 includes a design database 111 and a nuclear power plant database 112. The design database 111 is used to store basic design information of the nuclear power plant, on-line user information, change data information, change analysis intermediate data, and the like. The nuclear power plant database 112 is used to store real-time data generated by the nuclear power plant as well as historical data.
The change impact analysis module 120 is configured to create design change task information for the nuclear power plant based on the database 110 and to review the design change task information. In other words, the change influence analysis module 120 has a function of uploading the design change task information and checking the design change task.
The modification model generation module 130 is configured to redesign the nuclear power plant model according to the design modification task information, and obtain a modified nuclear power plant model.
In one embodiment of the invention, the database 110 is also used to store nuclear plant models before and after the change.
The calculation analysis module 140 is configured to compare the nuclear power plant models before and after the modification, so as to perform simulation analysis on the modified nuclear power plant model, and output a simulation analysis result. In a specific embodiment, the calculation analysis module 140 includes preset nuclear power calculation analysis software, through which calculation analysis and verification operations can be performed on the changed nuclear power plant model based on the current design change result, so as to ensure that the function of the designed changed nuclear power plant model is improved, and output a final analysis result, thereby ensuring the reliability of the change result in the design application of the nuclear power plant.
In conclusion, the on-line analysis and management system for the design change of the nuclear power plant realizes the electronization of the design change flow of the nuclear power plant, dynamically correlates design parameters with analysis models in the change management flow, and efficiently generates the nuclear power plant models before and after the parameter change, so that the safety analysis before and after the design change can be completed in a short time, the efficiency of the design change is improved, the time for building and overhauling the power plant is saved, and the economy of the nuclear power plant is improved.
In one embodiment of the invention, as shown in FIG. 3, the system 100 further includes a report generation module 150. The report generating module 150 is configured to generate a nuclear power plant model report file in a preset format according to the simulation analysis result output by the calculation analysis module 140. In a specific embodiment, the preset format may include, for example, but not limited to, a word format or an excel format, etc., as required. In other words, the report generating module 150 belongs to a demonstrative module, and has a demonstration function, and is configured to demonstrate the analysis result of the changed model, and output reports in a format of word report or excel report according to the classification of the change type, so as to be convenient for a manager to view.
In one embodiment of the invention, the database 110 is also used to store nuclear power plant model report files, such as reports in the form of word or excel.
In one embodiment of the present invention, as shown in FIG. 4, the system 100 further includes a display module 160. The display module 160 is configured to display the simulation analysis result output by the calculation analysis module 140. In a particular embodiment, the display module 160 is, for example, a virtual reality display. In other words, the display module 160 is another illustrative module different from the report generating module 150, and is used for displaying the simulation analysis result output by the calculation analysis module 140, so as to facilitate the administrator to compare the differences between the models before and after the design change. That is, the virtual reality technology display change result is added, that is, the design change is visually displayed, so that a designer and a manager can effectively understand the state improvement condition of the change, further, the more accurate verification and evaluation of the design change are facilitated, and the benefit of change management is effectively improved.
In one embodiment of the invention, as shown in FIG. 5, the system 100 further includes a change management module 170. The change management module 170 is configured to send the design change feedback result to the manager for auditing, and close the design change procedure according to the closing instruction of the manager. In other words, the change management module 170 returns the design change feedback to the manager for verification according to the processing results of the other modules, and finally the manager closes the change flow through the change management module 170. That is, the design change in the whole life cycle of the nuclear power plant is subjected to unified electronic management, so that the historical version of the design change can be traced, the iterative update of the model design of the nuclear power plant is facilitated, and the safety of the nuclear power plant is further improved.
In summary, in the embodiment of the invention, the nuclear power plant design change online analysis management system couples a design drawing (i.e., a parameter) with nuclear power design analysis software, associates the design parameter with an analysis model parameter, and when the design parameter is changed, the analysis model is changed along with the design parameter, automatically performs calculation and analysis, and compares the results before and after the parameter is changed to generate a comparison analysis report. That is, the system dynamically correlates the design drawing (i.e., parameters) with the nuclear power analysis software and the model, and can efficiently analyze the influence generated by the design change.
On the other hand, the system adopts the B/S architecture, can change the design parameters on line according to construction requirements in the construction process of the nuclear power plant, analyzes the influence of the change of the design parameters, stores drawings and models before and after the design change in a unified database, is favorable for version management of design data, and improves construction efficiency.
Further, a three-dimensional virtual reality display module is built in the system, a three-dimensional model is generated according to design parameters of the nuclear power plant, and a user can observe model differences before and after the design parameters are changed by using virtual reality equipment to intuitively feel changes introduced by the design changes; meanwhile, the system can assist in construction and construction processes, so that constructors can intuitively know system equipment after construction is completed, and construction efficiency is improved.
According to the on-line analysis management system for the design change of the nuclear power plant, which is disclosed by the embodiment of the invention, a change closed-loop management mode of creation, auditing, improvement and feedback is established, the design change of a plurality of systems with complex structures of the nuclear power plant in the design process, the construction process and the operation process is efficiently analyzed and managed, the electronization of the design change flow of the nuclear power plant is realized, the design parameters and the analysis model are dynamically associated in the change management flow, and the analysis models before and after the parameter change are efficiently generated, so that the safety analysis before and after the design change can be completed in a short time, the efficiency of the design change is improved, the time for building and overhauling the power plant is saved, and the economy of the nuclear power plant is improved.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. A nuclear power plant design change online analysis management system, the system operating based on a browser/server mode architecture, comprising:
the database comprises nuclear power plant design and production related data;
the change influence analysis module is used for creating design change task information of the nuclear power plant based on the database and checking the design change task information;
the change model generation module is used for redesigning the nuclear power plant model according to the design change task information to obtain a changed nuclear power plant model;
the calculation analysis module is used for comparing the nuclear power plant models before and after the change so as to carry out simulation analysis on the changed nuclear power plant models and output simulation analysis results;
the calculation analysis module comprises preset nuclear power calculation analysis software, performs calculation analysis and verification on the changed nuclear power plant model based on the current design change result through the preset nuclear power calculation analysis software so as to ensure that the function of the designed and changed nuclear power plant model is improved and output a final analysis result;
the display module is used for displaying the simulation analysis result output by the calculation analysis module;
the database comprises:
the design database is used for storing basic design information, online user information, change data information and change analysis intermediate data of the nuclear power plant;
and the nuclear power plant database is used for storing real-time data and historical data generated by the nuclear power plant.
2. The nuclear power plant design change online analysis management system of claim 1, further comprising:
and the report generation module is used for generating a nuclear power plant model report file in a preset format according to the simulation analysis result output by the calculation analysis module.
3. The nuclear power plant design change online analysis management system of claim 2, wherein the preset format comprises a word format or an excel format.
4. The nuclear power plant design change online analysis management system of claim 1, wherein the display module is a virtual reality display.
5. The nuclear power plant design change online analysis management system of any one of claims 1-4, further comprising:
and the change management module is used for sending the design change feedback result to a manager for checking and closing the design change flow according to the closing instruction of the manager.
6. The nuclear power plant design change online analysis management system of claim 1, wherein the computational analysis module comprises preset nuclear power computational analysis software.
7. The nuclear power plant design change online analysis management system of claim 1, wherein the database is further configured to store nuclear power plant models before and after the change.
8. The nuclear power plant design change online analysis management system of claim 2, wherein the database is further configured to store the nuclear power plant model report file.
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| CN113837530A (en) * | 2021-08-13 | 2021-12-24 | 中国核电工程有限公司 | Method and system for judging influence of nuclear power plant change on fire probability safety analysis |
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