1 general rules
1. 1 purpose
This emergency plan is formulated in order to ensure that Qinshan Nuclear Power Plant takes emergency response measures in time and effectively when an accident occurs, control the development of the accident state, prevent or minimize the consequences or hazards of the accident, protect the environment, protect the nuclear power plant, ensure the safety of staff and the public, and do a good job in emergency preparation and emergency response.
1.2 Scope of application
This emergency plan is applicable to the emergency preparation and response of Qinshan Nuclear Power Plant. The "site" in this plan refers to the area where the nuclear power plant with clear boundaries is effectively controlled by Qinshan Nuclear Power Plant.
1.3 basis
Regulations on Emergency Management of Nuclear Accidents in Nuclear Power Plants (HAF002)
One of the Detailed Rules for the Implementation of the Regulations on Emergency Management of Nuclear Accidents in Nuclear Power Plants —— Emergency Preparation and Emergency Response of Operating Units of Nuclear Power Plants (HAF002/0 1)
Annex I-Reporting System for Operating Units of Nuclear Power Plants (HAF00 1/02/0 1) of the Implementation Rules of the Regulations of the People's Republic of China on Safety Supervision and Management of Civil Nuclear Facilities.
Emergency preparedness of operating units in nuclear power plants (HAD002/0 1)
Principles and Levels of Nuclear and Radiation Emergency Intervention (jointly issued by the Commission of Science, Technology and Industry for National Defense, the State Environmental Protection Administration and the Ministry of Health: No.22 [2002] of the Second Division of the Commission of Science, Technology and Industry)
Division of Emergency Plan Areas in Guidelines for Emergency Plan and Preparation of Nuclear Power Plants (GB/T17680.1-1999)
Basic safety standards for ionizing radiation protection and radiation source safety (GB 1887 1-2002)
Regulations on Environmental Radiation Protection of Nuclear Power Plants (GB 6249-86)
Medical Emergency Preparedness and Response for Nuclear Accidents (HAD002/05)
1.4 related documents
Standard format and content of emergency plan for nuclear power plants (EJ/T 557-9 1)
2 General situation of nuclear power plant and its environment (omitted)
3 Emergency planning area
3. 1 Principles for establishing emergency planning areas
This emergency plan area is a unified emergency plan area of Qinshan Nuclear Power Base.
According to the relevant provisions of Emergency Planning and Preparedness Criteria for Nuclear Power Plants-Division of Emergency Planning Areas (GB/T 17680. 1), the unified emergency planning area of Qinshan Nuclear Power Base is determined in combination with the actual situation.
3.2 Source Projects of Emergency Plan Area
3.2. 1 source project
Qinshan nuclear power plant adopted the serious accident source item recommended by reactor safety and research (RSS) in WASH- 1400.
Contact routes considered
In the calculation of emergency planning area, five early exposure routes and four medium and long-term exposure routes are mainly considered.
3.3 Scope of Emergency Plan Area
3.3. 1 plume emergency plan area
A circular area centered on the reactor of Qinshan No.2 Nuclear Power Plant, with a radius of 5km in the inner area and 7km in the outer area.
3.3.2 eating into the emergency plan area
The emergency plan area is an area with a radius of 30 kilometers centered on the reactor of Qinshan No.2 Nuclear Power Plant.
3.4 Population Distribution in Emergency Planning Area (omitted)
4 emergency organization and responsibilities
4. 1 emergency preparedness organization and its responsibilities of Qinshan nuclear power plant
The emergency preparedness organization of Qinshan nuclear power plant is a normal organization during the operation of the power plant, and its organization chart is shown in Figure 4- 1. (omitted)
The general manager of Qinshan Nuclear Power Plant and the deputy general manager in charge of emergency are responsible for emergency preparedness. The competent deputy general managers and department heads shall undertake their own emergency preparations according to their respective responsibilities and relevant regulations of the company.
4.2 Emergency Organization and Responsibilities of Qinshan Nuclear Power Plant
See Figure 4-2 for the emergency organization chart of Qinshan Nuclear Power Plant. (omitted)
The emergency organization of Qinshan Nuclear Power Plant is composed of emergency headquarters and his subordinate professional groups. Emergency headquarters of the power plant is responsible for:
(1) Comprehensive analysis, judgment and prediction of power plant conditions;
(2) Decide and announce the release or termination of emergency state level (except off-site emergency);
(3) accident control and mitigation;
(4) Command the response action of the emergency professional team of the power plant;
(5) Report to the National Nuclear Safety Administration;
(6) Notify and contact the base in emergency headquarters.
4.3 emergency headquarters responsibilities of Qinshan nuclear power base
In case of accident emergency, Qinshan Nuclear Power Plant timely reports the accident situation and emergency information to emergency headquarters, State Nuclear Safety Administration and Shanghai Nuclear Safety Supervision Station of State Environmental Protection Administration of Qinshan Nuclear Power Base, and reports and contacts with the Office of Off-site Emergency Committee of Zhejiang Nuclear Power Plant, National Nuclear Accident Emergency Office and China National Nuclear Corporation through emergency headquarters, and contacts with Qinshan Phase II and Phase III. The responsibilities of the base emergency headquarters are:
(1) Guidance and support for the accident power plant and emergency coordination activities in the base;
(2) Contact and report with off-site emergency organizations and superior departments;
(3) According to the power plant report, put forward suggestions on radiation protection outside the plant;
(4) Organizing activities related to public information.
4.4 Off-site Emergency Support Organization
4.4. 1 CNNC emergency headquarters
CNNC is the superior department of Qinshan nuclear power base. In case of accident emergency, CNNC emergency headquarters is the on-site emergency support organization to guide and support the on-site emergency response.
4.4.2 emergency headquarters of Zhejiang Nuclear Power Plant Accident
Emergency headquarters, the emergency agency of the local government, provided support to the site at the request of the base emergency headquarters when the nuclear power plant was in an emergency state.
4.4.3 Emergency Support Team
The following organizations provide technical support as special support units in an emergency:
(1) Shanghai Nuclear Engineering Research and Design Institute: engineering and operation support;
(2) Nuclear Power Operation Research Institute: operation support;
(3) China Institute of Radiation Protection: radiation protection support;
(4) China Nuclear Industry General Hospital: medical security.
4.5 Reporting and Liaison
The report between the emergency organization of Qinshan Nuclear Power Plant and other off-site emergency organizations is as follows:
Report to the National Nuclear Safety Administration.
Notify Shanghai Nuclear Safety Supervision Station of State Environmental Protection Administration.
Report to emergency headquarters, Qinshan Nuclear Power Base, report to the Commission of Science, Technology and Industry for National Defense and the Off-site Emergency Committee of Zhejiang Nuclear Power Plant of China National Nuclear Corporation, and report to Qinshan Phase II and Phase III.
For more information about the content and format requirements of the report, please refer to Emergency Notification and Start-up of Emergency Response Procedures.
4.6 Start-up scope and process of emergency response organization
4.6. 1 Initiation and response of emergency organizations
The start-up scope of emergency organizations at all levels shall be considered according to the emergency responsibilities of emergency professional groups. See table for specific startup scope and location.
4- 1 (omitted).
starting procedure
The startup and response of emergency headquarters and emergency team of Qinshan Nuclear Power Plant shall be implemented according to the corresponding emergency response procedures.
5 emergency classification
5. 1 emergency grading system
Qinshan Nuclear Power Plant divides the emergency state into the following four levels:
(1) Emergency standby
Relevant personnel of Qinshan nuclear power plant are on alert when there are specific situations or external events that may endanger the nuclear safety of nuclear power plant.
(2) Workshop emergency
The consequences of the accident are limited to local areas of the nuclear power plant. Qinshan nuclear power plant personnel should take emergency actions for nuclear accidents according to the requirements of on-site emergency plan for nuclear accidents, and notify relevant off-site emergency organizations.
(3) on-site emergency
The consequences of the accident spread to the whole site, and the on-site personnel took emergency response actions for nuclear accidents, and informed the off-site emergency committee of Zhejiang Nuclear Power Plant that some off-site emergency response organizations might take emergency response actions for nuclear accidents.
(4) Off-site emergency
If the consequences of the accident exceed the boundary of the site, the emergency plan for on-site and off-site nuclear accidents shall be implemented.
5.2 Initial conditions of emergency state and emergency action level
The identification of initial conditions and emergency action levels can be divided into four categories:
Class A: refers to abnormal radiation level and radioactive effluent discharge;
Class F: refers to the loss of fission product barrier;
Class H: refers to disasters that affect the safety of power plants;
Class S: refers to system failure.
See emergency response procedure QSZ/I/002- 19 for initial conditions and action levels of emergency state classification.
6 emergency facilities and equipment
The main emergency facilities of Qinshan Nuclear Power Plant include: emergency center, standby emergency center, main control room, emergency control room and technical support center. At the same time, in order to implement emergency response in time and effectively, corresponding environmental monitoring facilities, meteorological observation facilities, accident consequence evaluation facilities, emergency communication and broadcast alarm facilities, emergency medical facilities and fire-fighting facilities are configured.
6. 1 Emergency Center (ECC)
The emergency center is located about 700 meters northwest of the reactor of Qinshan Nuclear Power Plant. The emergency center is a two-story building with a building area of 647m2. The external wall of the emergency center is made of 400 mm thick concrete and equipped with ventilation and purification system to ensure adequate shielding, sealing and habitability. The main functions of the emergency center include:
(1) Overall management and command of on-site emergency operations;
(2) Analyze the safety status of the power station, evaluate the environmental consequences and manage radiation protection;
(3) provide support for control room personnel;
(4) Suggest the public to take protective actions;
(5) Report and transmit information to the competent department and nuclear safety department, and coordinate with local emergency organizations;
(6) Provide hidden and standby places for rescue support personnel and other emergency personnel.
6.2 standby emergency center
The standby emergency center is located on the first floor of Qinshan Nuclear Power Plant Environmental Monitoring Center, 8km north of Qinshan Nuclear Power Plant, with an area of 40m2. The function of the standby emergency center is to act as a standby emergency center when the emergency center is unavailable and undertake the corresponding functions of the emergency center.
6.3 main control room and emergency control room (omitted)
6.4 Technical Support Center (TSC) (omitted)
6.5 Monitoring and evaluation facilities
6.5. 1 safety parameter display system
The power station computer has specially set up the safety parameter display SPDS on the display terminal of the main control room. In addition, there are four screens on the flow chart of the power station computer system, which respectively show the important parameters of the main safety system.
Radiation monitoring system
The main function of the system is to monitor the process radiation parameters, the regional radiation level in the factory building and the radioactivity in the gas and liquid discharge flow, so as to provide necessary data for analyzing the safety situation of the factory and evaluating the environmental consequences of the accident.
6.5.3 Accident sampling system and analysis facilities
The power plant is equipped with accident sampling system for containment air, primary coolant and containment pit water. In case of accident, radioactive analysis of samples provides necessary information for core damage assessment and source term estimation.
Fire detection system
Fire alarm systems have been installed in all major workshops.
earthquakemonitoringsystem
Qinshan nuclear power plant has installed an earthquake monitoring system, whose functions are: observing and recording possible earthquakes in the site area; When the earthquake acceleration exceeds the specified value, an alarm signal is sent out so that the nuclear power plant operators can take corresponding emergency measures in time.
6.6 Environmental Monitoring Center
The environmental monitoring center is located in Wuyuan Town, 8 kilometers north of the power plant, with a building area of 2,386 square meters.
6.7 Environmental monitoring facilities
6.7. 1 fixed environment monitoring
Within 0/0 km from the base/kloc-(starting from the first-phase reactor), * * * set a fixed environment.
Radiation continuous monitoring stations 12, with high-voltage ionization chamber detectors for continuous monitoring.
Field environmental monitoring
There are 64 in-situ monitoring points within 50km from the base (starting from the first-phase reactor), and in-situ γ radiation monitoring is carried out by using portable X-γ dose rate meter. Thermoluminescence dose tablets are placed at the same point to monitor the cumulative dose of environmental γ.
6.7.3 Environmental sample analysis and measurement equipment
The environmental laboratory of the Environmental Monitoring Center is equipped with low background environmental radioactivity analysis instruments to analyze environmental samples (crops, agricultural and livestock products, soil, surface water, groundwater, seawater and indicator organisms, etc. ).
6.7.4 Environmental emergency patrol facilities
The environmental monitoring center is equipped with an environmental monitoring (sampling) vehicle and a patrol vehicle, which can be used for daily and emergency flow monitoring and patrol.
6.8 Meteorological observation facilities
Meteorological observation facilities include two meteorological tower stations and five ground weather stations. The observation elements are wind direction, wind speed, temperature, air pressure, humidity, precipitation and total radiation, direct sunlight and net radiation. All observation elements are transmitted to the emergency center of the base in real time through telephone lines and modems.
6.9 Environmental Protection Emergency Computer Local Area Network
Environmental emergency computer local area network consists of environmental monitoring center and emergency center. By using optical fiber direct transceiver (optical fiber interface to 100BaseT interface) and adopting 100M fast Ethernet technology, the network is switched to the desktop at the speed of 10/ 100M, so that the implementation data can be transmitted smoothly.
6. 10 Power Plant Main Safety Status Display System
The system provides important unit operation parameters and helps operators to evaluate the operation state of the power plant.
6. 1 1 accident consequence evaluation system
The system uses a microcomputer as the system running machine. The evaluation system software adopts modular structure, which is divided into wind field and atmospheric diffusion module, dose module and user console module.
6. 12 Real-time control and display system for environmental monitoring and meteorological observation data (omitted)
6. 13 first aid and medical facilities
6. 13. 1 disinfection room
Set decontamination room at the sanitary entrance and exit of Qinshan nuclear power plant, and set up necessary decontamination equipment, detergent and surface pollution monitoring equipment;
6. 13.2 in-plant medical ambulance station
The medical rescue station in the factory is located in the maintenance center, equipped with general medical emergency equipment, simple pollution detector, simple decontamination equipment and emergency ambulance.
6. 13.3 living quarters of nuclear power hospital
The nuclear power hospital in the living area has first aid equipment, pollution detection and decontamination equipment.
6. 13.4 emergency medical support center
The function of the center is to receive the critically wounded in Qinshan Nuclear Power Plant. Qinshan Nuclear Power signed an emergency medical insurance contract with the General Hospital of Nuclear Industry, which can ensure the treatment of the wounded and the decontamination treatment of patients with body surface and body pollution when an accident occurs.
6. 14 Fire fighting facilities and equipment
Qinshan Nuclear Power Plant has a public security fire squadron responsible for the fire fighting work of the power plant, equipped with three fire engines and special fire fighting equipment such as air respirator, which can reach the power plant within five minutes.
The main fire-fighting equipment of Qinshan Nuclear Power Plant are:
(1) fire zone and fire isolation zone: both the main workshop and the workshop where fire may occur are provided with fire zones, and the important passages of the main workshop are provided with fire doors;
(2) Fire water supply system: high pressure, water tank with sufficient capacity as water source and emergency power supply;
(3) Fire hydrants: Fire hydrants are set at regular intervals outside buildings and workshops. In addition, in case of emergency, Haiyan Fire Brigade can provide support according to the requirements of the base and power plant.
6. 15 safety facilities
Qinshan nuclear power plant has a safety department, which is responsible for the safety and public order in the plant. In case of emergency, the security department of Qinshan Nuclear Power Plant is responsible for access control, road traffic control and personnel safety management.
6. 16 preparation and maintenance of emergency facilities and equipment
For details, please refer to Management System of Emergency Implementation Procedures for Emergency Facilities, Equipment and Materials.
7 notification methods and procedures
This chapter specifies the requirements for emergency notification, as well as the notification and reporting methods and procedures among emergency headquarters of Qinshan Nuclear Power Plant, emergency organization teams, emergency headquarters, the base and external emergency organizations when an accident occurs.
7. 1 Procedure for determining emergency level
The level of emergency state should be determined according to the level of emergency action.
7.2 Notification and Start of Emergency
In general, the level of emergency state is determined by the corresponding emergency post personnel; See emergency procedure QSZ/I/002-0 1 emergency implementation rules for details.
7.3 Off-site notices and reports
7.3. 1 urgent notice
When it is confirmed that the Qinshan nuclear power plant has an accident and entered the emergency standby state or above within the specified time, it will report to the State Nuclear Safety Administration, Shanghai Nuclear Safety Supervision Station of the State Environmental Protection Administration and emergency headquarters of Qinshan nuclear power base by telephone and fax, and emergency headquarters of Qinshan nuclear power base will send an urgent notice to the National Nuclear Accident Emergency Office, Zhejiang Nuclear Power Plant Off-site Emergency Committee and CNNC Emergency Command Center. The contents of the notice include the time and unit of the accident, the working condition of the unit before the accident, the general situation after the accident and the emergency measures that have been taken and will be taken.
Initial report
Qinshan Nuclear Power Plant shall report to the State Nuclear Safety Administration, Shanghai Nuclear Safety Supervision Station of the State Environmental Protection Administration and emergency headquarters of Qinshan Nuclear Power Base by fax within the specified time after a nuclear accident occurs and enters the emergency state of the whole plant or is higher than the emergency state of the whole plant, and report to the National Nuclear Accident Emergency Office, Zhejiang Emergency Office and China National Nuclear Corporation through the base emergency headquarters.
Follow up report
After the preliminary report, Qinshan Nuclear Power Plant made a follow-up report to the National Nuclear Safety Administration (including Shanghai Nuclear Safety Supervision Station of the State Environmental Protection Administration), and made a report to the National Nuclear Accident Emergency Office, Zhejiang Emergency Office and China National Nuclear Corporation through the base emergency headquarters.
8 emergency communication
Emergency communication system is a tool to transmit information between emergency facilities and organizations in an emergency, and it is an important part of implementing emergency plans. In order to complete the emergency communication task and meet the basic requirements of emergency communication, Qinshan nuclear power plant has a relatively complete field communication system and Qinshan nuclear power base emergency communication system. In case of emergency, you can also ask the telecommunications department for help through emergency headquarters, Qinshan Nuclear Power Base. The emergency communication system of Qinshan nuclear power plant and Qinshan nuclear power base are an organic whole. The emergency communication system is designed according to the principles of active compatibility with convention, complementary communication means and sufficient redundancy. Internal and external communication is based on program-controlled exchange, as well as power microwave and BP paging system. Communication networks can be used for voice, data and graphic transmission.
9 accident consequence assessment
Accident consequence evaluation is to evaluate the state of the power plant and its radiation consequences under accident conditions, and provide a basis for the treatment and mitigation of accidents and the decision-making of emergency protection actions.
9. 1 accident assessment and core damage assessment
9. 1. 1 power plant safety evaluation
Continuously evaluate the safety status of power plant in emergency. On the basis of evaluation, make corresponding decisions on corrective measures and protective measures.
See the emergency response procedure "Core Damage and Containment Integrity Assessment" for specific evaluation methods and steps.
9.2 Estimation of accident source term
9.2. 1 Calculation Source Project
Chapter 15 of the final safety analysis report of Qinshan nuclear power plant calculates and analyzes various possible representative accident conditions, and evaluates the results. According to the principle of high probability of expected events and great potential radioactive consequences to the public, 15 typical events were selected. For serious accidents not covered in Chapter 15, Qinshan Nuclear Power Plant specially entrusts Shanghai Nuclear Engineering Research and Design Institute to calculate and analyze the terms of serious accident source in the form of contract.
9.2.2 Preliminary estimation of release source term after serious accident
According to the evaluation results of core damage, preliminarily judge the degree of core damage according to the following conditions:
(1) The fuel cladding is not damaged.
(2) The fuel cladding is damaged
(3) The fuel is overheated
(4) Fuel melting
9.3 Meteorological data collection under accident conditions
Meteorological data under accident conditions are mainly obtained from the following three aspects:
(1) meteorological tower
(2) Ground meteorological observation station
(3) Weather stations around the power plant
9.4 Environmental monitoring under accident conditions
The task of environmental monitoring is to monitor the size and nuclide composition of radioactive material accidents and provide data for evaluating the nature and source of accidents; Monitor the environmental gamma dose rate and the pollution level of air, soil, vegetables, food and water sources, and determine the pollution area and level, so as to provide basis for taking protective measures.
9.5 On-site monitoring under accident conditions
9.5. 1 Regional γ Monitoring System
Regional γ monitoring is to monitor the occurrence of radiation hazards and give early warning to the staff in high radiation places. In case of accident, the radioactive leakage area can also be detected.
Containment monitoring system
Qinshan Nuclear Power Plant has a containment aerosol monitoring system (P.I.G) to monitor the radioactive concentration in the exhaust pipe of the ventilation system of the reactor building. When high radioactivity is found, the system sends out a warning signal and starts the containment isolation system to prevent radioactive gas from being discharged into the environment.
9.5.3 Sampling system after accident
After the accident, the system can be used to monitor the radioactive concentration of air in the containment.
9.6 Environmental consequences assessment of accidents
The task of environmental consequence assessment is to predict the migration trajectory and pollution area of pollutants as soon as possible at the initial stage of the accident, and to estimate the environmental consequences during and after the accident, so as to provide decision-making basis for emergency response actions. See Emergency Response Procedure for Environmental Consequence Assessment of Radioactive Accidents for specific emergency response procedures.
10 emergency protection response action
10. 1 on-site emergency protection action
10. 1. 1 Method of alarming and notifying people in the venue.
The means of warning and informing the people in the venue include: dispatching telephone, making and administrative broadcasting system, etc. In case of "on-site emergency" or "off-site emergency", evacuation notice will be sent to all personnel who must leave the site within 5 minutes (including those who have no emergency duties).
Nuclear power plant staff, visitors, construction workers and other personnel, such as temporary workers).
10. 1.2 evacuation
Evacuation refers to people leaving the incident and entering other areas that are not affected by the incident.
10. 1.3 Hide
Concealment means that people leave the place where the incident happened and enter the hidden building, or enter the hidden building from the wild.
10.2 suggestions on off-site emergency protection measures
10.2. 1 general intervention level and operational intervention level
Dose intervention levels recommended by the Commission of Science, Technology and Industry for National Defense, the State Environmental Protection Administration and the Ministry of Health (No.22 [2002] of the Second Division of Science and Technology) were adopted (table 10- 1).
10.2.2 suggestions for off-site protection measures
According to the Regulations on Emergency Management of Nuclear Accidents in Nuclear Power Plants, the emergency organization of nuclear power plants has the responsibility to put forward suggestions on off-site protective measures, especially early protective actions, according to the working conditions of power plants in the case of serious accidents.
Off-site protection action suggestions shall be implemented in accordance with the emergency response procedure "Off-site public protection measures suggestions".
1 1 emergency remedial measures
Emergency remedial actions mainly include: fire fighting, tropical storm (typhoon) prevention, earthquake resistance and flood control. Implement all emergency remedial measures according to the pre-established plan and relevant emergency response procedures.
1 1. 1 emergency remedial actions and engineering emergency measures
11.1.1defense against tropical storms (typhoons)
The prevention of tropical storm (typhoon) in Qinshan Nuclear Power Plant shall be implemented in accordance with the emergency procedure "Implementation Rules for Typhoon Prevention in Qinshan Nuclear Power Plant".
1 1. 1.2 earthquake disaster prevention
Earthquake monitoring system is installed in the reactor building and auxiliary building of Qinshan Nuclear Power Plant, and its alarm signal is directly sent to the main control room.
1 1.2 fire fighting measures
1 1.2. 1 fire detection
In order to find the fire as early as possible and give an alarm in time at the beginning of the fire, so as not to delay the opportunity to take fire-fighting measures, a fire detection system was set up in the fire-prone part of the main building of Qinshan Nuclear Power Plant. The fire detection system consists of a fire detector, a fire alarm and a centralized fire alarm control device.
1 1.2.2 fire partition and fire barrier
According to the fire prevention guidelines for nuclear power plants, fire zones or fire zones are set in the main workshops and workshops or cabins where fires may occur. The fire resistance limit is generally 3 hours. Part of the fire zone is 1.5 hours.
1 1.2.3 Fire prevention of ventilation system
When the air intake and exhaust system enters and exits the fire zone and passes through the fire isolation zone, an air duct fire damper is set. When the temperature reaches 70℃, the fire damper can be automatically closed immediately to cut off the airflow and prevent the fire from spreading from the fire site to the adjacent compartments. Because the supply of fresh air was cut off, the further development of the fire was also limited.
1 1.2.4 fire water supply system
The fire water supply system adopts high pressure, and the design pressure is greater than 8Kgf/cm2. Under this pressure, fire water can reach any corner of the factory. There are a lot of combustible substances (cables, activated carbon, transformer oil, lubricating oil, etc.). ) and often no one is on duty. Water spray and water spray fixed automatic or semi-automatic fire extinguishing system devices are installed in places where water is used to extinguish fires without damaging equipment.
1 1.2.5 Other fire extinguishing systems
In addition, there is an automatic fire extinguishing system for haloalkane gas; Mobile and portable fire extinguishers, halon gas extinguishers, carbon dioxide extinguishers, chemical dry powder extinguishers, etc. As a conventional fire extinguishing equipment, it is installed near the entrances and exits of some rooms and in the obvious parts of the corridors and stairwells on all floors as an auxiliary fire extinguishing system.
1 1.2.6 firefighter configuration
Qinshan nuclear power plant has a professional fire brigade of 25 people. The fire station of nuclear power plant is located near the main entrance and exit of Qinshan nuclear power plant, and undertakes the first, second and third-level fire fighting tasks in Qinshan area. Equipped with an ordinary fire truck, a multifunctional fire truck, a fire command vehicle and other communication, alarm and fire fighting equipment.
1 1.2.7 Off-site fire department support
The fire aid command center of Qinshan Nuclear Power Station is the fire brigade of Jiaxing Public Security Bureau, the first reinforcement force is the fire brigade of Haiyan Public Security Bureau, and the second reinforcement force is the fire brigade of Haining Public Security Bureau, pinghu city Public Security Fire Brigade and Zhapu Petrochemical Oil Depot. When necessary, Zhejiang Fire Corps can promptly notify Hangzhou Fire Brigade and Shanghai Fire Corps to prepare for reinforcements after receiving the report.
12 radiation exposure control of emergency personnel
This chapter specifies the principles, methods and standards of radiation exposure control for emergency responders in Qinshan Nuclear Power Plant.
12. 1 principles of radiation exposure control for emergency personnel
Emergency radiation received by emergency workers shall follow the following principles:
(1) In principle, the emergency radiation directly from the accident (such as the radiation of the staff in the main control room and emergency command center of the nuclear power plant, excluding the radiation for saving lives and property and taking part in the corrective measures of the power plant) should be controlled through the design of protective facilities and emergency response procedures of Qinshan Nuclear Power Plant, and the dose received should be controlled below the occupational exposure limit as far as possible;
(2) the principle of legality of emergency exposure;
(3) Emergency irradiation for the lofty purpose of correcting accidents or saving lives and property allows emergency workers to receive large doses of irradiation, but those who receive emergency irradiation should be fully aware of the possible dangers and adhere to the principle of voluntariness; And should be controlled below the threshold of serious deterministic effect as far as possible;
(4) In order to save lives, stop and control the development of accidents, there should be strict examination and approval procedures for the dose limit of occupational exposure aimed at significantly reducing the exposure level of the public and staff, and it should be carried out under the effective supervision of radiation protection personnel.
12.2 allowable radiation exposure level of emergency response personnel
According to GB 1887 1-2002 "Basic Standards for Ionizing Radiation Protection and Radiation Source Safety", the emergency radiation control values of emergency response staff in Qinshan Nuclear Power Plant are formulated (see table 12- 1). (omitted)
12.3 approval procedures for emergency personnel receiving excessive radiation
See table 12-2 for the approval procedures of emergency irradiation in Qinshan nuclear power plant. (omitted)
12.4 Preservation of emergency exposure records
The Department of Health Physics of Qinshan Nuclear Power Plant properly keeps the historical data of all radioactive workers in Qinshan Nuclear Power Plant.
13 medical rescue
See figure 13- 1 for the emergency medical rescue system of Qinshan nuclear power plant. (omitted)
13. 1 on-site medical rescue team
The medical rescue team consists of doctors and nurses with certain practical medical experience in Qinshan Nuclear Power Workers Hospital. With the cooperation of radiation protection departments, members have sufficient on-site first aid, radiation monitoring and protection capabilities; It has the ability of quick and effective response, follows the principle of emphasizing first and then lightening, and takes necessary protective measures for both the rescuer and the rescued.
13.2 on-site medical rescue plan
When a nuclear accident occurred in Qinshan Nuclear Power Station, the medical rescue team immediately rushed to the scene for on-site rescue and worked out rescue plans under different circumstances.
13.3 medical intervention scheme in different places
After the emergency of nuclear accident in Qinshan Nuclear Power Plant, Qinshan Nuclear Power Workers' Hospital took corresponding medical intervention measures according to the radiation dose received by the staff.
14 attachment
The term 14. 1