GB 50229-1996 Code for fire protection design of thermal power plants and substations
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Engineering Construction Standard Full-text Information System
National Standard of the People's Republic of China
GB50229-96
Code for fire-protection design powerplantandsubstation
Published on July 22, 1996
State Bureau of Technical Supervision
Ministry of Construction of the People's Republic of China
Engineering Construction Standard Full-text Information System
1997-01-01
Jointly published
Engineering Construction Standard Full-text Information System
National Standard of the People's Republic of China
Code for fire-protection design powerplant and substation Substation
50229-96
Editor: Ministry of Electric Power Industry of the People's Republic of ChinaApproval: Ministry of Construction of the People's Republic of ChinaEffective Date January 1, 1997
1996Beijing
Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
Notice on the Release of the National Standard
"Code for Fire Protection Design of Thermal Power Plants and Substations"Jianbiao [1996] No. 429
According to the requirements of the State Planning Commission's Document No. [1990] 160, the "Code for Fire Protection Design of Thermal Power Plants and Substations" jointly formulated by the Ministry of Electric Power Industry and relevant departments has been reviewed by relevant departments. The "Code for Fire Protection Design of Thermal Power Plants and Substations" GB50229-96 is now approved as a mandatory national standard and will be implemented on January 1, 1997. This code is under the management of the Ministry of Electric Power Industry. The specific interpretation and other work is undertaken by the Northeast Electric Power Design Institute of the Ministry of Electric Power Industry. The publication and distribution is organized by the Standard and Quota Research Institute of the Ministry of Construction.
Ministry of Construction of the People's Republic of China
July 22, 1996
Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
Classification of Fire Hazards and Fire Resistance Grades of Buildings (Structures) in Power Plants·General Layout of Power Plant Areas
0 ... ||Ignition and auxiliary oil system
Steam turbine generator..
Auxiliary equipment
Transformer and other oil-carrying electrical equipment
Cables and cable laying
Fire detection, alarm and fire extinguishing system
Fire water supply and fire extinguishing equipment in power plants
General provisions
Outdoor fire water supply in plant area
Indoor fire water supply
Indoor fire water supply pipelines, fire hydrants and fire water tanks****Fixed fire extinguishing equipment
Fire pump room
Fire truck
6.8 Fire drainage·
Heating, ventilation and air conditioning in power plants
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+****. (28)
. (28)
Engineering Construction Standard Full Text Information System
Air conditioning·
7.3 Ventilation of electrical equipment rooms
..4 Ventilation of oil systems…
7.5 Ventilation of other buildings…
Fire power supply and lighting for power plants
Fire power supply.
Fire control·
Substation
00000000
Fire hazard classification, fire resistance level, fire protection distance and fire roads of substation buildings
Transformer and other oil-carrying electrical equipment
Cables and cable laying
Main production buildings||tt ||Fire-fighting water supply·
Fire-fighting power supply and lighting
Appendix A
Explanation of terms used in this code
Additional explanation
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Engineering Construction Standard Full Text Information System
1 General Provisions
1.0.1 This code is formulated to ensure the safety of thermal power plants (hereinafter referred to as power plants) and substations in operation, implement the fire protection work policy of "prevention first, combination of prevention and control", prevent or reduce fire hazards, and protect the safety of people and property. 1.0.2
2This specification is applicable to newly built and expanded power plants with 3~600MW coal-fired units and newly built ground substations with a voltage of 35500kV and a single transformer capacity of 5000kVA and above.
1.0.3 The fire protection design of power plants and substations should be combined with the specific conditions of the project, and new technologies, new processes, new materials and new equipment should be actively adopted to ensure safety, applicability, advanced technology and economic rationality.
1.0.4 In addition to complying with the provisions of this specification, the fire protection design of power plants and substations should also comply with the requirements of the relevant current national standards and specifications. Engineering Construction Standard Full-text Information System
Engineering Construction Standard Full-text Information System
Classification of fire hazard and fire resistance level of power plant buildings (structures)
The fire hazard classification and fire resistance level of buildings (structures) shall comply with the provisions of Table 2.0.1.
Classification of fire hazards of buildings and their fire resistance ratings Name of buildings
Main plant (steam engine room, deaerator room, coal bunker room, boiler room, centralized control building or centralized control room)
Suction fan room
Dust removal structure
Indoor coal unloading device, car dumper room
Coal crusher room, transfer station and coal distribution building
Enclosed coal transport trestle, coal transport tunnel
Dry coal shed, thawing room
Ignition oil tank and supply and unloading oil pump room and platform (diesel, heavy oil, residual oil) Oil treatment room, open-air oil depot
Electrical control building (main Control building, network control building), microwave building, relay room
Indoor power distribution device building (each with oil filling volume>60kg) Indoor power distribution device building (each with oil filling volume<60kg) Outdoor power distribution device
Transformer room
Shore pump room, central water pump room
Mortar, ash pump room, ash settling tank
Life, fire pump room
Stabilizer room, dosing equipment room
Water intake building
Cooling tower
Chemical water treatment room, circulating water treatment room
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Fire hazard classification
Fire resistance level
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Building (structure) name
Acetylene station, hydrogen station, oxygen storage tank
Oxygen station, oxygen storage tank
Start-up boiler room
Air compressor room (screw type without lubricating oil or oil injection) Air compressor room (with lubricating oil)
Forging, riveting and welding, heat treatment
Metalworking workshop
Thermal, electrical, metal testing laboratories
Overpass (when a cable mezzanine is set below)
Transformer maintenance room||tt| |Drainage and sewage pump room
Maintenance room of each sub-site
Sewage treatment structure
Cable tunnel
Diesel generator room
Material warehouse
Material shed warehouse
Motorcycle garage
Car garage, coal pusher hangar
Fire garage
Fire hazard classification
Continued table 2.0.1
Fire resistance level
Note: ①Except for the buildings (structures) specified in this table, the fire hazard and fire resistance level of other buildings (structures) shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings". ②The fire hazard of the electrical control building (main control building, network control building), microwave building, and relay room should be Class C when no measures are taken to prevent the spread of fire after the cable catches fire. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
The combustion performance and fire resistance limit of building (structure) components shall comply with the relevant provisions of the current national standard "Architectural Design Fire Protection Code". 2.0.3 The main factory building and coal transport trestle with non-combustible load-bearing components and non-combustible external walls shall have a fire resistance limit of not less than 0.25h, when it is a difficult-to-burn body, its fire resistance limit should not be less than 0.5h.
2.0.4 Fire protection measures should be taken for steel components near the turbine head oil tank and oil pipeline. The fire resistance limit of non-load-bearing components should be 0.5h, and the fire resistance limit of load-bearing components should be 1h. When the steam turbine generator is arranged in an island style or the opening of the operating floor is large, the fire resistance limit of the corresponding steel roof truss should be 0.5, 2.0.5 The interior decoration of the centralized control room, main control room, network control room, steam turbine control room, boiler control room and computer room should use non-combustible materials. 2.0.6 The partition walls between the centralized control room, computer room and other rooms in the centralized control building should be made of non-combustible bodies, and their fire resistance limit should not be less than 1h. 2.0.7 The outer walls and partition walls of the cable mezzanine in the main plant should be made of non-combustible bodies with a fire resistance limit of not less than 1h. When the ceiling of the cable mezzanine is an exposed steel beam, its fire resistance limit should not be less than 1h.
For the above-ground part of the main plant, the allowable building area of the fire compartment should not be greater than the building area of 6 units, and its underground part should not be greater than the building area of 1 unit. 2.0.9 When the underground part of the indoor coal unloading device is connected to the underground transfer station or coal transportation tunnel, the allowable building area of its fire compartment should not be greater than 3000m2. 2.0.10 The number of floors and the allowable building area of the fire compartment of other plant buildings shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings". 2.0.11 The partition walls between the steam engine room, deaerator room and boiler room, coal bunker room or combined deaerator coal bunker room shall be made of non-combustible materials. The fire resistance limit of the longitudinal partition wall below the operating floor shall not be less than, and the fire resistance limit of the partition wall above the operating floor shall not be less than Fang Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
General Layout of Power Plant Area
3.0.1 The plant area should be divided into key fire protection areas. The division of key fire protection areas and the main buildings (structures) within the area should comply with the provisions of Table 3.0.1. Division of key fire protection areas and main buildings (structures) within the area Key fire protection areas
Main plant area
Distribution device area
Ignition oil tank area
Coal storage area
Hydrogen production station area
Station B area
Oxygen production station area
Main buildings (structures) within the area
Turbine room, deaerator room, coal hopper room, boiler room, unit control room, dust collector, suction fan room, smoke window and oil-carrying electrical equipment of various oil-immersed transformer distribution devices near the steam turbine room and network control building unloading Oil railway, platform (or oil unloading terminal) oil supply and unloading pump room, oil storage tank, oily sewage treatment station coal storage yard, transfer station, coal unloading device, coal transportation tunnel, trestle hydrogen production station, hydrogen storage tank
acetylene station, acetylene storage tank
oxygen production station, oxygen storage tank
fire pump room area fire pump room, water tank material warehouse area
material warehouse, material shed warehouse
between key fire prevention areas, between key fire prevention areas and other buildings (structures) 3.0.2
should meet the requirements of fire separation distance, and fire truck lanes should be set up. 3 between key fire prevention areas, between key fire prevention areas and other buildings (structures) 3.0.3
cable trenches, coal transportation trestle bridges, coal transportation tunnels and oil pipeline trenches should adopt fire separation measures such as firewalls or water curtains.
3.0.4 There should be no less than two entrances and exits in the plant area, and their locations should be convenient for fire trucks to enter and exit. 5 The fire truck lanes in the plant area can use traffic roads. A circular fire truck lane should be set up around the main plant, ignition oil tank area and coal storage yard. When it is difficult to set up a circular road around the main plant, ignition oil tank area and coal storage yard of a power plant in a mountainous area, a dead-end fire truck lane can be set up along the long side, and a return lane or return yard should be set up. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
3.0.6 The clear height of the fire truck lane and the area of the return lane or return yard shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings". 3.0.7 The distance between buildings (structures) within the plant area wall and other enterprise or civil buildings (structures) outside the wall shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings".
The layout of the fire station garage shall meet the following requirements: 3.0.8.1 The fire station garage should be arranged separately; when it is arranged adjacent to the car garage, the entrance and exit of the fire station garage should be separated from the entrance and exit of the car garage, and a certain distance should be maintained. 3.0.8.2 The layout of the entrance and exit of the fire station garage should ensure that the fire truck does not cross the main traffic and pedestrian flow when driving out, and it is convenient to enter the main road of the factory area. The entrance and exit of the fire station garage should not be less than 10m from the edge of the road.
3.0.9 The distance between the steam engine room, indoor power distribution device building, main control building and network control building and the oil-immersed transformer should not be less than 10m: When the distance is less than 10m, the outer wall of the steam engine room, indoor power distribution device building, main control building and network control building facing the oil-immersed transformer should not have doors, windows, openings or take other fire prevention measures. 3.0.10 The layout of the ignition oil tank area shall meet the following requirements: 3.0.10.1 It should be arranged separately.
3.0.10.2 It is advisable to arrange it at the edge of the factory area with low terrain. When safety protection facilities are set up, it can also be arranged at the edge of the high terrain. 3.0.10.3 The water-pointing oil tank area arranged in the factory area should be equipped with a 1.5m high fence. When the factory wall is used as the fence of the ignition oil tank area, the factory wall should be set as a 2.5m high solid fence.
3.0.10.4 The design of the ignition oil tank area with a total capacity greater than or equal to 500m3 shall comply with the relevant provisions of the current national standard "Petroleum Depot Design Code". 3.0.10.5 The design of the ignition oil tank area with a total capacity less than 500m2 shall comply with the relevant provisions of the current national standard "Small Petroleum Depot and Automobile Gas Station Design Code". 3.0.11 The layout of hydrogen production stations, acetylene stations and oxygen production stations shall comply with the relevant provisions of the current national standards "Hydrogen and Oxygen Station Design Code", "Acetylene Station Design Code" and "Oxygen Station Design Code" respectively.
Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
The fire separation distance between buildings (structures) within the factory area shall not be less than the provisions of Table 3.0.12.
3.0.13 The fire separation distance between high-rise factory buildings, high-rise warehouses and other factory buildings shall be increased by 3m on the basis of the provisions of Table 3.0.12. 3.0.14 The fire separation distance between factory buildings with fire hazard of Class A and Class B and important public buildings should not be less than 50m.
Engineering Construction Standard Full Text Information System1. Division of key fire prevention areas and key fire prevention areas of major buildings (structures) in the area
Main plant area
Distribution device area
Ignition oil tank area
Coal storage area
Hydrogen production station area
Station B area
Oxygen production station area
Main buildings (structures) in the area
Turbine room, deaerator room, coal hopper room, boiler room, unit control room, dust collector, suction fan room, smoke window and oil-carrying electrical equipment of various oil-immersed transformer distribution devices near the steam engine room and network control building unloading Oil railway, platform (or oil unloading terminal) oil supply and unloading pump room, oil storage tank, oily sewage treatment station coal storage yard, transfer station, coal unloading device, coal transportation tunnel, trestle hydrogen production station, hydrogen storage tank
acetylene station, acetylene storage tank
oxygen production station, oxygen storage tank
fire pump room area fire pump room, water tank material warehouse area
material warehouse, material shed warehouse
between key fire prevention areas, between key fire prevention areas and other buildings (structures) 3.0.2
should meet the requirements of fire separation distance, and fire truck lanes should be set up. 3 between key fire prevention areas, between key fire prevention areas and other buildings (structures) 3.0.3
cable trenches, coal transportation trestle bridges, coal transportation tunnels and oil pipeline trenches should adopt fire separation measures such as firewalls or water curtains.
3.0.4 There should be no less than two entrances and exits in the plant area, and their locations should be convenient for fire trucks to enter and exit. 5 The fire truck lanes in the plant area can use traffic roads. A circular fire truck lane should be set up around the main plant, ignition oil tank area and coal storage yard. When it is difficult to set up a circular road around the main plant, ignition oil tank area and coal storage yard of a power plant in a mountainous area, a dead-end fire truck lane can be set up along the long side, and a return lane or return yard should be set up. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
3.0.6 The clear height of the fire truck lane and the area of the return lane or return yard shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings". 3.0.7 The distance between buildings (structures) within the plant area wall and other enterprise or civil buildings (structures) outside the wall shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings".
The layout of the fire station garage shall meet the following requirements: 3.0.8.1 The fire station garage should be arranged separately; when it is arranged adjacent to the car garage, the entrance and exit of the fire station garage should be separated from the entrance and exit of the car garage, and a certain distance should be maintained. 3.0.8.2 The layout of the entrance and exit of the fire station garage should ensure that the fire truck does not cross the main traffic and pedestrian flow when driving out, and it is convenient to enter the main road of the factory area. The entrance and exit of the fire station garage should not be less than 10m from the edge of the road.
3.0.9 The distance between the steam engine room, indoor power distribution device building, main control building and network control building and the oil-immersed transformer should not be less than 10m: When the distance is less than 10m, the outer wall of the steam engine room, indoor power distribution device building, main control building and network control building facing the oil-immersed transformer should not have doors, windows, openings or take other fire prevention measures. 3.0.10 The layout of the ignition oil tank area shall meet the following requirements: 3.0.10.1 It should be arranged separately.
3.0.10.2 It is advisable to arrange it at the edge of the factory area with low terrain. When safety protection facilities are set up, it can also be arranged at the edge of the high terrain. 3.0.10.3 The water-pointing oil tank area arranged in the factory area should be equipped with a 1.5m high fence. When the factory wall is used as the fence of the ignition oil tank area, the factory wall should be set as a 2.5m high solid fence.
3.0.10.4 The design of the ignition oil tank area with a total capacity greater than or equal to 500m3 shall comply with the relevant provisions of the current national standard "Petroleum Depot Design Code". 3.0.10.5 The design of the ignition oil tank area with a total capacity less than 500m2 shall comply with the relevant provisions of the current national standard "Small Petroleum Depot and Automobile Gas Station Design Code". 3.0.11 The layout of hydrogen production stations, acetylene stations and oxygen production stations shall comply with the relevant provisions of the current national standards "Hydrogen and Oxygen Station Design Code", "Acetylene Station Design Code" and "Oxygen Station Design Code" respectively.
Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
The fire separation distance between buildings (structures) within the factory area shall not be less than the provisions of Table 3.0.12.
3.0.13 The fire separation distance between high-rise factory buildings, high-rise warehouses and other factory buildings shall be increased by 3m on the basis of the provisions of Table 3.0.12. 3.0.14 The fire separation distance between factory buildings with fire hazard of Class A and Class B and important public buildings should not be less than 50m.
Engineering Construction Standard Full Text Information System1. Division of key fire prevention areas and key fire prevention areas of major buildings (structures) in the area
Main plant area
Distribution device area
Ignition oil tank areaWww.bzxZ.net
Coal storage area
Hydrogen production station area
Station B area
Oxygen production station area
Main buildings (structures) in the area
Turbine room, deaerator room, coal hopper room, boiler room, unit control room, dust collector, suction fan room, smoke window and oil-carrying electrical equipment of various oil-immersed transformer distribution devices near the steam engine room and network control building unloading Oil railway, platform (or oil unloading terminal) oil supply and unloading pump room, oil storage tank, oily sewage treatment station coal storage yard, transfer station, coal unloading device, coal transportation tunnel, trestle hydrogen production station, hydrogen storage tank
acetylene station, acetylene storage tank
oxygen production station, oxygen storage tank
fire pump room area fire pump room, water tank material warehouse area
material warehouse, material shed warehouse
between key fire prevention areas, between key fire prevention areas and other buildings (structures) 3.0.2
should meet the requirements of fire separation distance, and fire truck lanes should be set up. 3 between key fire prevention areas, between key fire prevention areas and other buildings (structures) 3.0.3
cable trenches, coal transportation trestle bridges, coal transportation tunnels and oil pipeline trenches should adopt fire separation measures such as firewalls or water curtains.
3.0.4 There should be no less than two entrances and exits in the plant area, and their locations should be convenient for fire trucks to enter and exit. 5 The fire truck lanes in the plant area can use traffic roads. A circular fire truck lane should be set up around the main plant, ignition oil tank area and coal storage yard. When it is difficult to set up a circular road around the main plant, ignition oil tank area and coal storage yard of a power plant in a mountainous area, a dead-end fire truck lane can be set up along the long side, and a return lane or return yard should be set up. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
3.0.6 The clear height of the fire truck lane and the area of the return lane or return yard shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings". 3.0.7 The distance between buildings (structures) within the plant area wall and other enterprise or civil buildings (structures) outside the wall shall comply with the relevant provisions of the current national standard "Code for Fire Protection Design of Buildings".
The layout of the fire station garage shall meet the following requirements: 3.0.8.1 The fire station garage should be arranged separately; when it is arranged adjacent to the car garage, the entrance and exit of the fire station garage should be separated from the entrance and exit of the car garage, and a certain distance should be maintained. 3.0.8.2 The layout of the entrance and exit of the fire station garage should ensure that the fire truck does not cross the main traffic and pedestrian flow when driving out, and it is convenient to enter the main road of the factory area. The entrance and exit of the fire station garage should not be less than 10m from the edge of the road.
3.0.9 The distance between the steam engine room, indoor power distribution device building, main control building and network control building and the oil-immersed transformer should not be less than 10m: When the distance is less than 10m, the outer wall of the steam engine room, indoor power distribution device building, main control building and network control building facing the oil-immersed transformer should not have doors, windows, openings or take other fire prevention measures. 3.0.10 The layout of the ignition oil tank area shall meet the following requirements: 3.0.10.1 It should be arranged separately.
3.0.10.2 It is advisable to arrange it at the edge of the factory area with low terrain. When safety protection facilities are set up, it can also be arranged at the edge of the high terrain. 3.0.10.3 The water-pointing oil tank area arranged in the factory area should be equipped with a 1.5m high fence. When the factory wall is used as the fence of the ignition oil tank area, the factory wall should be set as a 2.5m high solid fence.
3.0.10.4 The design of the ignition oil tank area with a total capacity greater than or equal to 500m3 shall comply with the relevant provisions of the current national standard "Petroleum Depot Design Code". 3.0.10.5 The design of the ignition oil tank area with a total capacity less than 500m2 shall comply with the relevant provisions of the current national standard "Small Petroleum Depot and Automobile Gas Station Design Code". 3.0.11 The layout of hydrogen production stations, acetylene stations and oxygen production stations shall comply with the relevant provisions of the current national standards "Hydrogen and Oxygen Station Design Code", "Acetylene Station Design Code" and "Oxygen Station Design Code" respectively.
Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
The fire separation distance between buildings (structures) within the factory area shall not be less than the provisions of Table 3.0.12.
3.0.13 The fire separation distance between high-rise factory buildings, high-rise warehouses and other factory buildings shall be increased by 3m on the basis of the provisions of Table 3.0.12. 3.0.14 The fire separation distance between factory buildings with fire hazard of Class A and Class B and important public buildings should not be less than 50m.
Engineering Construction Standard Full Text Information System
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