CN204480322U - A kind of nuclear power plant emergency aided decision system - Google Patents
A kind of nuclear power plant emergency aided decision system Download PDFInfo
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- CN204480322U CN204480322U CN201420867259.1U CN201420867259U CN204480322U CN 204480322 U CN204480322 U CN 204480322U CN 201420867259 U CN201420867259 U CN 201420867259U CN 204480322 U CN204480322 U CN 204480322U
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Abstract
This technology belongs to auxiliary decision technology field, is specifically related to a kind of nuclear power plant emergency aided decision system.This system comprises external system and redundant network.External system comprise unit data system, simulator system, plant environment radiation and weather monitoring system, plant area come in and go out monitor system, control zone come in and go out monitoring system, core damage assessment system, environmental accident consequence assessment, operate action level evaluation system.And each system in external system is all sent by data, data accept, data allocation module connects with redundant network.The utility model adopts redundant network structure, improves security and the stability of system, is divided by more careful function, makes the function of system more comprehensive, for Police Command Center provides faster more emergent aid decision making support.
Description
Technical field
This technology belongs to auxiliary decision technology field, is specifically related to a kind of nuclear power plant emergency aided decision system and method.
Background technology
Nuclear emergency is last one barrier of nuclear safety depth defense, have involve a wide range of knowledge, technical strong, social influence large, political diplomacy susceptibility high, once serious security incident occurs nuclear power enterprise, its consequence will be difficult to retrieve.For carrying out nuclear emergency preliminary work better, and for Police Command Center provides quick aid decision making support in response process of emergency system, effective control and alleviate the consequence of Nuclear Accident Emergency state, avoid and reduce a staff and the dosage that accepts of the public, setting up the cardinal task that a set of emergency aided decision system should become nuclear power plant.
In the construction of nuclear power station in early days, China just attaches great importance to the safe utilization of nuclear energy and the safety precaution of nuclear accident.The construction of the nuclear emergency system that Qinshan, Daya Gulf, ridge Australia, gulf, field etc. are early stage, mainly by the introduction to European RODOS system, research and transformation, in conjunction with the actual conditions of China, define and be evaluated as main nuclear emergency auxiliary decision-making support system with consequence, but its function is relatively single, mostly only meet data monitoring function and data check function, supporting function can not be played to contingency procedure well.And network structure adopts single layer network mostly, individual equipment goes wrong and whole network can be caused to paralyse.
Summary of the invention
The purpose of this utility model is: the shortcoming such as, poor safety performance relatively single for existing nuclear power plant emergency aided decision system function, provides nuclear power plant's emergency aided decision system and the method for a kind of complete function, safety and stability.
The technical solution of the utility model is as follows: a kind of nuclear power plant emergency aided decision system, comprises external system, external network, redundancy switch, redundant server, redundancy of effort station and redundancy fire wall; Wherein redundancy switch, redundant server, redundancy of effort station are all connected with redundancy switch with redundancy fire wall, and described redundancy switch is made up of switch a and switch b, redundancy each other.
Described external system comprise unit data system, simulator system, plant environment radiation and weather monitoring system, plant area come in and go out monitor system, control zone come in and go out monitoring system, core damage assessment system, environmental accident consequence assessment, operate action level evaluation system, and each system in external system is all sent by data, data accept, data allocation module connects with redundant network.
Described redundant server, is made up of server a and server b, redundancy each other, for data acquisition, data storage, data processing; Server a and server b has a connection switch a respectively, an other connection switch b.
Described redundancy of effort station, is made up of workstation a and workstation b, redundancy each other, and for display and the manual operation of figure, data, workstation a and workstation b has a connection switch a respectively, an other connection switch b.
Described external system has two circuits, be connected to respectively switch and, data are sent to redundancy switch.
Described redundancy fire wall comprises fire wall a and fire wall b, each other redundancy, sends data, one-way transmission for externally network; External network 60 is by two circuits, be connected to fire wall a and fire wall b respectively, fire wall a and fire wall b has a connection switch a respectively, an other connection switch b, can ensure that a circuit of fire wall a or remaining fire wall b breaks down, its proper network communication can not be affected.
Remarkable result of the present utility model is: adopt redundant network structure, improve security and the stability of system, divided by more careful function, make the function of system more comprehensive, for Police Command Center provides faster more emergent aid decision making support.
Accompanying drawing explanation
Fig. 1 is a kind of nuclear power plant described in the utility model emergency aided decision system redundant network schematic diagram.
In figure: 10 redundant servers, 11 server a, 12 server b, 20 redundancy of effort stations, 21 workstation a, 22 workstation b, 30 redundancy switch, 31 switch a, 32 switch b, 40 redundancy fire walls, 41 fire wall a, 42 fire wall b, 50 external systems, 60 external networks.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
The utility model is a kind of nuclear power plant emergency aided decision system and method.This system comprises external system 50 and redundant network.Wherein external system 50 comprise unit data system, simulator system, plant environment radiation and weather monitoring system, plant area come in and go out monitor system, control zone come in and go out monitoring system, core damage assessment system, environmental accident consequence assessment, operate action level evaluation system.And each system in external system 50 is all sent by data, data accept, data allocation module connects with redundant network.
Redundant network comprises redundancy switch 30, redundant server 10, redundancy of effort station 20 and redundancy fire wall 40.Wherein redundancy switch 30, redundant server 10, redundancy of effort station 20 are all connected with redundancy switch 30 with redundancy fire wall 40.
Redundancy switch 30 is made up of switch 31a and switch 32b, redundancy each other, can receive data from described external system 50, and carries out exchanges data with redundant server 10, redundancy of effort station 20.
Redundancy fire wall 40 is connected with redundancy switch 30, is made up of, redundancy each other fire wall 41a and fire wall 42b, sends data, one-way transmission for externally network 60; External network 60 is by two circuits, be connected to fire wall 41a and fire wall 42b respectively, fire wall 41a and fire wall 42b has a connection switch 31a respectively, an other connection switch 32b, can ensure that a circuit of fire wall 41a or remaining fire wall 42b breaks down, its proper network communication can not be affected.
Redundant server 10, is made up of server 11a and server 12b, redundancy each other, for data acquisition, data storage, data processing; Server 11a and server 12b has a connection switch 31a respectively, an other connection switch 32b, the circuit of Deterministic service device 11a or server 11b can break down, can not affect its proper network communication.If any station server breaks down, can not affect the proper network communication of an other station server of redundancy each other, therefore the work of whole system is unaffected;
Redundancy of effort station 20, is made up of workstation 21a and workstation 22b, redundancy each other, for display and the manual operation of figure, data.Workstation 21a and workstation 22b has a connection switch 31a respectively, an other connection switch 32b, can ensure that a circuit of workstation 21a or workstation 22b breaks down, its proper network communication can not be affected, if any workstation breaks down, can not affect the proper network communication of an other workstation of redundancy each other, therefore the work of whole system is unaffected;
External system 50 also has two circuits, is connected to switch 31a and switch 32b respectively, can ensure that a circuit breaks down, can not affect its proper network communication, and the work of whole system also can not be influenced.
Claims (6)
1. nuclear power plant's emergency aided decision system, is characterized in that: comprise external system (50), external network (60), redundancy switch (30), redundant server (10), redundancy of effort station (20) and redundancy fire wall (40); Wherein redundancy switch (30), redundant server (10), redundancy of effort station (20) are all connected with redundancy switch (30) with redundancy fire wall (40), described redundancy switch (30) is made up of switch a (32) and switch b (31), redundancy each other.
2. a kind of nuclear power plant according to claim 1 emergency aided decision system, it is characterized in that: described external system (50) comprise unit data system, simulator system, plant environment radiation and weather monitoring system, plant area come in and go out monitor system, control zone come in and go out monitoring system, core damage assessment system, environmental accident consequence assessment, operate action level evaluation system, and each system in external system (50) is all sent by data, data accept, data allocation module connects with redundant network.
3. a kind of nuclear power plant according to claim 1 emergency aided decision system, it is characterized in that: described redundant server (10), be made up of server a (11) and server b (12), redundancy each other, for data acquisition, data storage, data processing; Server a (11) and server b (12) has a connection switch a (32) respectively, an other connection switch b (31).
4. a kind of nuclear power plant according to claim 3 emergency aided decision system, it is characterized in that: described redundancy of effort station (20), be made up of workstation a (21) and workstation b (22), redundancy each other, for display and the manual operation of figure, data, workstation a (21) and workstation b (22) has a connection switch a (31) respectively, an other connection switch b (32).
5. a kind of nuclear power plant according to claim 4 emergency aided decision system, it is characterized in that: described external system (50) has two circuits, be connected to switch a (31) and b (32) respectively, data be sent to redundancy switch (30).
6. a kind of nuclear power plant according to claim 5 emergency aided decision system, it is characterized in that: described redundancy fire wall (40) comprises fire wall a (41) and fire wall b (42), redundancy each other, data are sent, one-way transmission for externally network (60); External network 60 is by two circuits, be connected to fire wall a (41) and fire wall b (42) respectively, fire wall a (41) and fire wall b (42) has a connection switch a (31) respectively, an other connection switch b (32), can ensure that a circuit of fire wall a (41) or remaining fire wall b (42) breaks down, its proper network communication can not be affected.
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| CN201420867259.1U CN204480322U (en) | 2014-12-31 | 2014-12-31 | A kind of nuclear power plant emergency aided decision system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106572180A (en) * | 2016-11-07 | 2017-04-19 | 中广核（深圳）辐射监测技术有限公司 | System and method transmitting nuclear power plant dosage data from industrial network to management network |
| CN106713387A (en) * | 2015-11-13 | 2017-05-24 | 大亚湾核电运营管理有限责任公司 | Million-kilowatt-class nuclear power station emergency data acquisition system |
| CN107992023A (en) * | 2017-11-29 | 2018-05-04 | 中核控制系统工程有限公司 | A kind of high precision analog exports self diagnosis redundancy switching circuit |
| CN109495448A (en) * | 2018-10-18 | 2019-03-19 | 中广核工程有限公司 | Information safety system based on nuclear power emergency flight control |
| CN110687893A (en) * | 2019-10-18 | 2020-01-14 | 江苏核电有限公司 | Redundant radiation monitoring upper-layer system |
-
2014
- 2014-12-31 CN CN201420867259.1U patent/CN204480322U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106713387A (en) * | 2015-11-13 | 2017-05-24 | 大亚湾核电运营管理有限责任公司 | Million-kilowatt-class nuclear power station emergency data acquisition system |
| CN106572180A (en) * | 2016-11-07 | 2017-04-19 | 中广核（深圳）辐射监测技术有限公司 | System and method transmitting nuclear power plant dosage data from industrial network to management network |
| CN106572180B (en) * | 2016-11-07 | 2020-05-22 | 中广核(深圳)运营技术与辐射监测有限公司 | System and method for realizing transmission of dosage data of nuclear power plant from industrial network to management network |
| CN107992023A (en) * | 2017-11-29 | 2018-05-04 | 中核控制系统工程有限公司 | A kind of high precision analog exports self diagnosis redundancy switching circuit |
| CN109495448A (en) * | 2018-10-18 | 2019-03-19 | 中广核工程有限公司 | Information safety system based on nuclear power emergency flight control |
| CN110687893A (en) * | 2019-10-18 | 2020-01-14 | 江苏核电有限公司 | Redundant radiation monitoring upper-layer system |
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