CN113782241B - Nuclear power plant operation control system and method in terrorist attack background - Google Patents
Nuclear power plant operation control system and method in terrorist attack background Download PDFInfo
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- CN113782241B CN113782241B CN202110983027.7A CN202110983027A CN113782241B CN 113782241 B CN113782241 B CN 113782241B CN 202110983027 A CN202110983027 A CN 202110983027A CN 113782241 B CN113782241 B CN 113782241B
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
- G21D3/04—Safety arrangements
- G21D3/06—Safety arrangements responsive to faults within the plant
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D3/00—Control of nuclear power plant
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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Abstract
The invention relates to a nuclear power plant operation control system and a method in terrorist attack background, wherein the nuclear power plant operation control system comprises: the special tool is used for an armed staff to operate a minimum system for realizing shutdown control of the unit; the first path identifier is arranged on a path reaching the factory building where the special tool is located and is used for armed staff to reach the factory building where the special tool is located according to the first path identifier to acquire the special tool when terrorist attack occurs in the main control room; the second path identifier is arranged on a path of the factory where the operation equipment reaching the minimum system is located and is used for the armed personnel to reach the factory where the operation equipment is located according to the second path identifier; and the equipment identifier is arranged on or beside the operation equipment of the minimum system and is used for an armed staff to use a special tool to operate the operation equipment so as to realize unit shutdown control. By implementing the technical scheme of the invention, the control on the operation of the nuclear power unit can be timely and effectively carried out, and the reactor is brought to a safe shutdown state.
Description
Technical Field
The invention relates to the field of nuclear power operation, in particular to a nuclear power plant operation control system and method in the background of terrorist attacks.
Background
In recent years, terrorist activities have increased significantly, and pose a real threat to world and peace and development. Nuclear power plants have been one of the major targets for terrorist manufacturing major terrorist events due to the sensitivity and specificity of the nuclei. Under the threat of terrorist attack, the nuclear power plant may cause the situation that the operators of the main control room are trapped or attacked, the nuclear power plant loses the supervision function of the reactor system, the nuclear power plant cannot operate effectively under emergency response organization, and key equipment in the plant for accident alleviation is not available, and the like, and the nuclear power plant is damaged in a large scale. Therefore, it is necessary to develop a nuclear power plant operation control study in the context of terrorist attacks, and to improve the capability of the nuclear power plant to cope with terrorist attacks.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a nuclear power plant operation control method and a system in the terrorist attack background, which can improve the capability of the nuclear power plant to cope with the terrorist attack.
The technical scheme adopted for solving the technical problems is as follows: a nuclear power plant operation control system in the context of a terrorist attack is constructed comprising:
the special tool is used for an armed staff to operate a minimum system for realizing shutdown control of the unit;
the first path identifier is arranged on a path reaching the factory building where the special tool is located and is used for an armed staff to reach the factory building where the special tool is located according to the first path identifier when terrorist attack occurs in the main control room so as to acquire the special tool;
the second path identifier is arranged on a path of the operating equipment reaching the minimum system and used for an armed staff to reach the factory where the operating equipment is located according to the second path identifier after acquiring the special tool;
and the equipment identifier is arranged on or beside the operation equipment of the minimum system and is used for an armed staff to operate the operation equipment by using the special tool when arriving at a factory where the operation equipment is located so as to realize unit shutdown control.
Preferably, the operation device of the minimum system includes: an emergency shutdown circuit breaker, an auxiliary water supply system and a turbine bypass system;
the special tool comprises: an operation crank and a special key of the emergency shutdown circuit breaker; an operating means for assisting the water supply system; operating means for a turbine bypass system.
Preferably, the special tool is provided in a special tool box.
Preferably, the method further comprises: tool identifiers respectively arranged on the special tools.
Preferably, the method further comprises: infrared night vision goggles, and, furthermore,
the surface of at least one of the first path identifier, the second path identifier, the equipment identifier and the tool identifier is provided with an infrared optical material layer.
Preferably, the method further comprises:
and the operation card is displayed with operation information and is used for an armed staff to operate the operation equipment by using the special tool according to the operation card so as to realize shutdown control of the unit.
Preferably, the method further comprises:
the first wearable device is used for receiving alarm signals input by a master control room operator when the master control room is subjected to terrorist attack, and sending the alarm signals to the security system and/or the emergency management system.
Preferably, the method further comprises:
the second wearable device is used for monitoring vital sign information of a master control room operator in real time and sending the vital sign information to the emergency management system so that the emergency management system can judge whether the master control room loses control according to the vital sign information.
Preferably, the first wearable device and the second wearable device are integrated into a smart watch.
The invention also constructs a nuclear power plant operation control method under the terrorist attack background, which comprises the following steps:
when terrorist attack occurs in the main control room, armed staff arrives at a factory building where a special tool is located according to a first path identifier so as to acquire the special tool, wherein the first path identifier is arranged on a path arriving at the factory building where the special tool is located;
the armed staff arrives at a factory building where the operation equipment of the minimum system is located according to a second path identifier, wherein the second path identifier is arranged on a path of the factory building where the operation equipment of the minimum system is located;
and the armed staff uses the special tool to operate the operation equipment according to the equipment identifier arranged on or beside the operation equipment of the minimum system so as to realize the shutdown control of the unit.
According to the technical scheme provided by the invention, the key operation equipment is positioned and guided by the path identifier and the equipment identifier, and the key operation equipment is operated by the special tool, so that the nuclear power plant can be ensured to timely and effectively control the running of the nuclear power unit after terrorist attack accidents occur, and the reactor is brought to a safe shutdown state.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art. In the accompanying drawings:
FIG. 1 is a schematic diagram of a first embodiment of a nuclear power plant operation control system in the context of a terrorist attack of the present invention;
fig. 2 is a flowchart of a first embodiment of a method for controlling operation of a nuclear power plant in the context of a terrorist attack of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Regarding how a nuclear power plant performs operation control in the context of terrorist attacks, the following problems need to be solved: the positioning, path guiding and operation of key operation equipment enable armed personnel not in nuclear power profession to rapidly grasp and maintain the operation of nuclear power station cooling. In the case of large-scale damage such as unavailability of key operation equipment of a nuclear power plant, the unit is controlled on site by adopting a simplest accident control strategy. The invention ensures that the nuclear power plant can timely and effectively control the nuclear power unit operation after terrorist attack accidents occur by a complete unit control strategy comprising hardware facilities, and brings the reactor into a safe shutdown state.
Fig. 1 is a schematic diagram of a first embodiment of a nuclear power plant operation control system in the context of a terrorist attack of the present invention, which includes a special tool 11, a first path identifier 12, a second path identifier 13 and a device identifier 14. The special tool 11 is arranged in a factory building where the special tool is located, and is used for an armed staff to operate a minimum system, wherein the minimum system is a minimum system for realizing shutdown control of a unit. The first path identifier 12 is disposed on a path reaching the factory building where the special tool 11 is located, and is used for an armed staff to reach the factory building where the special tool 11 is located according to the first path identifier 12 when a terrorist attack occurs in the master control room, so as to obtain the special tool 11. For example, the first path identifier 12 is provided on a floor, a wall, a railing, or the like on a path to the factory where the special tool 11 is located. The second path identifier 13 is disposed on a path reaching the factory building where the operation device of the minimum system is located, and is used for an armed staff to reach the factory building where the operation device is located according to the second path identifier 13 after obtaining the special tool 11. For example, the second path identifier 13 is provided on a floor, a wall, a railing, or the like on a path to a factory where the operation device of the minimum system is located. The device identifier 14 is arranged on or beside the operation device of the minimum system, and is used for enabling armed personnel to quickly identify the device needing to be operated when arriving at a factory where the operation device is located, and the special tool 11 is used for operating the operation device so as to realize unit shutdown control.
The technical scheme of the embodiment provides a complete set of unit control strategies including hardware facilities, and the complete set of unit control strategies are used as the supplement of the existing emergency response programs or related terrorist attack emergency plans of the nuclear power plant. Under the condition that terrorist attack accidents occur in a nuclear power plant and a master control room operator cannot control a nuclear power unit, armed personnel not in a nuclear power specialty take over the control of the nuclear power unit, and the control on the operation of the nuclear power unit is timely and effectively carried out by adopting a simplest accident control strategy, so that the reactor is brought into a safe shutdown state. Of course, the nuclear power plant operation control system may also be used for daily training.
In addition, when the nuclear power plant loses the supervision function of the reactor system, armed personnel can also supervise and control the state of important equipment of the unit on site at each factory building site of the reactor.
Further, the operation device of the minimum system includes: an emergency shutdown circuit breaker, an auxiliary water supply system and a turbine bypass system. For example, corresponding equipment identifiers can be attached to the scram circuit breaker, the auxiliary water supply system and the turbine bypass system, or can be hung at a position above the scram circuit breaker, the auxiliary water supply system and the turbine bypass system. Accordingly, the special tool comprises: an operation crank and a special key of the emergency shutdown circuit breaker; an operating means for assisting the water supply system; operating means for a turbine bypass system. Also, preferably, each of the dedicated tools may be provided in a dedicated tool box, for example, the respective dedicated tools are separately arranged in the dedicated tool box. In addition, a tool identifier can be set on the special tool to accurately and rapidly identify the special tool 11 when the armed personnel arrives at the factory where the special tool 11 is located.
Further, on the basis of the above embodiment, the nuclear power plant operation control system of the present invention further includes: the infrared night vision goggles, the operation card, the first wearable device and the second wearable device, and the surface of at least one of the first path identifier 12, the second path identifier 13, the device identifier 14 and the tool identifier is provided with an infrared optical material layer. The operation card displays operation information, and is used for an armed staff to operate the operation equipment by using a special tool according to the operation card so as to realize unit shutdown control. The first wearable device is used for receiving an alarm signal input by a master control room operator when the master control room is subjected to terrorist attack, and sending the alarm signal to the safety protection system and/or the emergency management system. The second wearable device is used for monitoring vital sign information of a master control room operator in real time and sending the vital sign information to the emergency management system so that the emergency management system can judge whether the master control room is out of control according to the vital sign information. Preferably, the first wearable device and the second wearable device are integrated into a smart watch.
In this embodiment, the following hardware facilities are newly added for the case of terrorist attack based on the existing security system, emergency management system, and communication equipment of the nuclear power plant: an operator-specific smart watch, security-specific infrared night vision goggles, path identifiers, device identifiers, special tool boxes, operating cards, and the like. Wherein, the liquid crystal display device comprises a liquid crystal display device,
operator-specific smart watches: under the condition of terrorist attack, a master control room operator is likely to be controlled by terrorists and does not have the opportunity to alarm through the existing communication equipment in the master control room, so that an intelligent watch special for the operator is required to be added, alarms of each security door, an in-site emergency center and an out-of-plant emergency center of the power plant can be triggered through a trigger button on the intelligent watch at the first time of detecting terrorist attack, vital sign information such as heart rate and body temperature of the operator can be monitored in real time through the intelligent watch, and the alarms can be triggered under the condition that the operator does not have vital signs.
Special infrared night vision goggles for security: the goggles have the basic protection function of common goggles, and have the infrared function, so that the path marks reaching tool rooms and operating equipment rooms can be seen in dark and daytime environments, and armed staff can be guided to reach appointed places.
Path identification: the path mark is arranged on the factory building where each operation device reaches the minimum system and the path of the operation device (such as the ground, the factory building wall, the railing and the like), the path mark needs to be made of infrared optical materials and matched with special infrared night vision goggles, that is, the path mark, the device mark and the tool mark cannot be seen under the condition that the goggles are not worn, so that the damage to the device after the terrorist sees the mark can be prevented. After the armed personnel wear the goggles, the armed personnel can be guided to enter the corresponding equipment positions to control the unit.
And (3) equipment identification: because of the large number of field devices, in order for non-professional armed personnel to quickly identify the device that is to be operated, a device identification is hung or attached at a location where the device itself can be hung, and the material of the device identification contains a reflective component and can be seen in a dark state.
A special tool box: all tools required by a unit control strategy are stored in the special tool box, the tools are sorted and separated, and each tool is stuck with a reflective label, so that the tools can be quickly found in a dark state.
Operation card: the operation card is used as a training card for daily training of armed staff, a minimum system (equipment combination) for controlling the shutdown of the unit is drawn on the operation card, and information such as photos, operation methods, related indication meters, using tools and the like of equipment to be operated is molded in the operation equipment card.
FIG. 2 is a flowchart of a first embodiment of a method for controlling operation of a nuclear power plant in the context of a terrorist attack of the present invention, the method including:
s10, when terrorist attack occurs in a main control room, armed staff arrives at a factory building where a special tool is located according to a first path identifier to obtain the special tool, wherein the first path identifier is arranged on a path arriving at the factory building where the special tool is located;
s20, the armed staff arrives at a factory building where the operation equipment of the minimum system is located according to a second path identifier, wherein the second path identifier is arranged on a path of the factory building where the operation equipment of the minimum system is located;
s30, using the special tool by the armed personnel, and operating the operation equipment according to the equipment identifier arranged on or beside the operation equipment of the minimum system so as to realize unit shutdown control.
In the following, a terrorist attack of a nuclear power plant's hosting room out of control is described as an example in one embodiment. When terrorist attack occurs in the nuclear power plant, armed personnel find abnormality through an alarm signal sent by a special intelligent watch of a master control room operator, and then report the found condition to an armed command center, and the command center carries out information sharing notification with the power plant guard and the armed command center through a linkage interphone. After receiving the information, the security command center of the power plant reports to the duty post (security assistant). The guard assistant observes through the video and contacts the master control room again, and if the master control room is not contacted, the guard assistant reports the situation to the emergency general command of the power plant. The emergency general command approves the on-site control of the nuclear power unit by armed personnel not in the nuclear power profession according to the condition that the master control room loses control.
The armed personnel control the unit in situ by:
step 1: the armed personnel wear special goggles, arrive at the room where the special tool box is located according to the first path mark, and go to the room where the reactor emergency shutdown breaker is located after obtaining the special tool;
step 2: the method comprises the steps that a special safety goggles and a second path identifier are worn to reach a room where an emergency shutdown breaker is located, the state of the emergency shutdown breaker is confirmed according to the equipment identifier of field operation equipment, if the emergency shutdown breaker is disconnected, operation is not needed, and the place of the next operation equipment is switched; if the shutdown circuit breaker is not opened, the shutdown circuit breaker is manually opened to perform reactor shutdown in situ. The power of the unit is reduced to zero after the reactor is shut down, and only residual heat of the reactor core in the reactor needs to be continuously led out;
step 3: the auxiliary water supply system is started on site by wearing special goggles for security and a second path identifier to reach a room where the auxiliary water supply system is located, and then the state of the auxiliary water supply system is confirmed according to the equipment identifier of the field operation equipment, if the auxiliary water supply system is not started, the auxiliary water supply system is started on site after the non-starting is confirmed, so that the water level of the steam generator SG is ensured, and the waste heat of a loop can be effectively and continuously taken away through the SG;
step 4: the special goggles for security are worn, the second path mark reaches the room where the valve of the turbine bypass system is located, then the valve of the turbine bypass system is slowly opened to the full-open opening according to the equipment mark of the field operation equipment, and the turbine bypass system can continuously cool and decompress a loop by matching with the SG.
According to the embodiment, the unit is controlled to stop by operating the operation equipment of the minimum system, so that the armed personnel of the non-nuclear power profession can rapidly and effectively control the nuclear power unit after terrorist attack occurs, and the safety of the unit is ensured.
Finally, with respect to training of armed personnel, it should be further noted that the non-nuclear power professional on the condition of terrorist attack is incorporated into the emergency response program of the nuclear power plant or related programs such as related terrorist attack emergency plans, as part of daily training of armed personnel, including the start-up procedure after receiving an alarm and the operation exercise of the unit control device. The starting process comprises the steps of determining personnel configuration and corresponding protective measures for unit control by emergency command according to preliminary information knowledge of terrorist attack. During training of the operation training armed personnel of the unit control equipment, training can be carried out on the method of the special tool according to the content of the operation card, and training of the simulation equipment control is carried out by using a similar equipment model of the training center. Personnel training can ensure that the purpose of basic safety control of non-nuclear power professionals on the unit can be achieved under the condition of terrorist attack.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any such modifications, equivalents, and improvements that fall within the spirit and principles of the present invention are intended to be covered by the following claims.
Claims (10)
1. A nuclear power plant operation control system in the context of a terrorist attack, comprising:
the special tool is used for an armed staff to operate a minimum system for realizing shutdown control of the unit;
the first path identifier is arranged on a path reaching the factory building where the special tool is located and is used for an armed staff to reach the factory building where the special tool is located according to the first path identifier when terrorist attack occurs in the main control room so as to acquire the special tool;
the second path identifier is arranged on a path of the operating equipment reaching the minimum system and used for an armed staff to reach the factory where the operating equipment is located according to the second path identifier after acquiring the special tool;
and the equipment identifier is arranged on or beside the operation equipment of the minimum system and is used for an armed staff to operate the operation equipment by using the special tool when arriving at a factory where the operation equipment is located so as to realize unit shutdown control.
2. The nuclear power plant operation control system in the context of a terrorist attack of claim 1, wherein the minimum system operating device includes: an emergency shutdown circuit breaker, an auxiliary water supply system and a turbine bypass system;
the special tool comprises: an operation crank and a special key of the emergency shutdown circuit breaker; an operating means for assisting the water supply system; operating means for a turbine bypass system.
3. The nuclear power plant operation control system in the context of a terrorist attack of claim 1, wherein the dedicated tool is provided in a dedicated tool box.
4. The nuclear power plant operation control system in the context of a terrorist attack of claim 1, further comprising:
tool identifiers respectively arranged on the special tools.
5. The nuclear power plant operation control system in the context of a terrorist attack of claim 4, further comprising: infrared night vision goggles, and, furthermore,
the surface of at least one of the first path identifier, the second path identifier, the equipment identifier and the tool identifier is provided with an infrared optical material layer.
6. The nuclear power plant operation control system in the context of a terrorist attack of claim 1, further comprising:
and the operation card is displayed with operation information and is used for an armed staff to operate the operation equipment by using the special tool according to the operation card so as to realize shutdown control of the unit.
7. The nuclear power plant operation control system in the context of a terrorist attack of any of claims 1 to 6, further comprising:
the first wearable device is used for receiving alarm signals input by a master control room operator when the master control room is subjected to terrorist attack, and sending the alarm signals to the security system and/or the emergency management system.
8. The nuclear power plant operation control system in the context of a terrorist attack of claim 7, further comprising:
the second wearable device is used for monitoring vital sign information of a master control room operator in real time and sending the vital sign information to the emergency management system so that the emergency management system can judge whether the master control room loses control according to the vital sign information.
9. The nuclear power plant operation control system in the context of a terrorist attack of claim 8, wherein the first wearable device and the second wearable device are integrated as a smart watch.
10. A method for controlling the operation of a nuclear power plant in the context of a terrorist attack, comprising:
when terrorist attack occurs in the main control room, armed staff arrives at a factory building where a special tool is located according to a first path identifier so as to acquire the special tool, wherein the first path identifier is arranged on a path arriving at the factory building where the special tool is located;
the armed staff arrives at a factory building where the operation equipment of the minimum system is located according to a second path identifier, wherein the second path identifier is arranged on a path of the factory building where the operation equipment of the minimum system is located;
and the armed staff uses the special tool to operate the operation equipment according to the equipment identifier arranged on or beside the operation equipment of the minimum system so as to realize the shutdown control of the unit.
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| CN110349688A (en) * | 2019-06-14 | 2019-10-18 | 中广核工程有限公司 | A kind of long-range shutdown station system and method for nuclear power plant |
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| US7280042B2 (en) * | 2004-03-24 | 2007-10-09 | Richard Steven Trela | Standoff security and real-time vendor verification system and apparatus |
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| CN105813013A (en) * | 2014-12-29 | 2016-07-27 | 深圳市腾讯计算机系统有限公司 | Information prompting method, device and system |
| CN106462897A (en) * | 2016-05-19 | 2017-02-22 | 朱亮红 | Service guiding method and system based on stroke, server and related system |
| CN109712732A (en) * | 2018-12-25 | 2019-05-03 | 江苏核电有限公司 | A kind of manual diversified triggering method of nuclear power station engineered safeguards features |
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