CN116543941A - Nuclear power plant safety factory building and arrangement method thereof - Google Patents
Nuclear power plant safety factory building and arrangement method thereof Download PDFInfo
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- CN116543941A CN116543941A CN202310392812.4A CN202310392812A CN116543941A CN 116543941 A CN116543941 A CN 116543941A CN 202310392812 A CN202310392812 A CN 202310392812A CN 116543941 A CN116543941 A CN 116543941A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 179
- 238000002347 injection Methods 0.000 claims description 120
- 239000007924 injection Substances 0.000 claims description 120
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- 238000009423 ventilation Methods 0.000 claims description 73
- 238000005507 spraying Methods 0.000 claims description 67
- 230000005611 electricity Effects 0.000 claims description 44
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- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 26
- 229910052796 boron Inorganic materials 0.000 claims description 26
- 238000002955 isolation Methods 0.000 claims description 16
- 238000012806 monitoring device Methods 0.000 claims description 12
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- 238000004891 communication Methods 0.000 claims description 9
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details of nuclear power plant
- G21D1/02—Arrangements of auxiliary equipment
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21D—NUCLEAR POWER PLANT
- G21D1/00—Details 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
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Abstract
The invention provides a nuclear power plant safety factory building and an arrangement method thereof, wherein the arrangement method comprises the following steps: dividing the space of the safety factory building into a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, dividing the plane area of the mechanical equipment area into an exclusive safety equipment area which is close to the reactor factory building and an auxiliary equipment area which is far away from the reactor factory building, arranging mechanical equipment of an exclusive safety system in the exclusive safety equipment area, providing electric equipment of a power supply for the exclusive safety system, instrument control equipment for controlling the exclusive safety system, and main control equipment for monitoring the instrument control equipment in the electric instrument equipment area, and arranging mechanical equipment for assisting in realizing the functions of the safety factory building in the auxiliary equipment area. The invention can simplify the body quantity of the plant and improve the economy of the nuclear island on the premise of meeting the safety requirement of the third-generation nuclear power plant.
Description
Technical Field
The invention relates to the field of nuclear industry, in particular to a nuclear power plant safety factory building and an arrangement method thereof.
Background
In the nuclear power field, the safety factory building of a nuclear power plant is mainly used for arranging special safety facilities driven (powered) by electric power, such as equipment and pipelines of a containment spraying system, a safety injection system, a reactor cavity water injection system and other systems, equipment of an electric system for providing power for the equipment, equipment of a meter control system for automatically controlling the equipment, ventilation system facilities of the safety factory building and the like. According to the functional partition and the overall layout design condition of the nuclear island factory building system, other auxiliary system items can be arranged in the safety factory building.
Along with the increasing requirement on safety in the nuclear power field, a new batch of nuclear power construction focuses on adopting a safer and more advanced third-generation nuclear power unit except for prolonging service life and complementarily constructing a plurality of second-generation units for the running second-generation unit in all countries in the world, and the third-generation nuclear power unit brings new requirements on the arrangement of integral equipment in a nuclear power plant. However, the design logic of the existing nuclear power plant safety factory building lacks rationality, the space utilization rate is lower, the factory building volume is larger, and the economical efficiency is poor; meanwhile, the existing nuclear power plant safety factory building has single function and cannot be well adapted to the overall layout of the whole nuclear island.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, and provides a nuclear power plant safety factory building and an arrangement method thereof, which can simplify the body of the factory building and improve the economy of a nuclear island on the premise of meeting the safety requirement of a third-generation nuclear power plant.
The technical scheme adopted for solving the technical problems of the invention is as follows:
the invention provides a method for arranging a safety factory building of a nuclear power plant, which comprises the following steps:
dividing the space of the safety factory building into a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, dividing the plane area of the mechanical equipment area into a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
The mechanical equipment of the special safety system is arranged in a special safety equipment area, the electrical equipment for providing power for the special safety system, the instrument control equipment for controlling the special safety system and the main control equipment for monitoring the instrument control equipment are arranged in an electrical instrument equipment area, and the mechanical equipment for assisting in realizing the safety factory building function is arranged in an auxiliary equipment area.
Optionally, an L-shaped corridor is arranged between the dedicated safety equipment area and the auxiliary equipment area, an opening of the L-shaped corridor faces the reactor building, the L-shaped corridor comprises a first sub-corridor arranged along a first direction and a second sub-corridor arranged along a second direction, the first direction is perpendicular to the second direction, so that the dedicated safety equipment area is divided into a first dedicated safety equipment partition located on the inner side of the first sub-corridor and a second dedicated safety equipment partition located on the inner side of the second sub-corridor, the mechanical equipment of the dedicated safety system in the column a is arranged in the first dedicated safety equipment partition, and the mechanical equipment of the dedicated safety system in the column B is arranged in the second dedicated safety equipment partition.
Optionally, the mechanical equipment of the special safety system comprises an safety spraying device, a reactor cavity water injection cooling device, a low-pressure safety injection device, a medium-pressure safety injection device and an emergency boron injection device,
The safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron spraying equipment which are specially arranged in the A column are sequentially arranged along a first direction,
and (3) arranging the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron injection equipment of the B-column special safety system in sequence along a second direction.
Optionally, the mechanical equipment for assisting in realizing the safety factory building function comprises auxiliary water supply equipment, cold water equipment, mechanical equipment ventilation equipment, control rod related equipment, storage battery ventilation equipment and safety factory building cooling equipment,
the auxiliary water supply equipment and the equipment cold water equipment are respectively arranged at two ends of the auxiliary equipment area, the mechanical equipment ventilation equipment, the control rod related equipment, the storage battery ventilation equipment and the safety factory building cooling equipment are arranged in the area of the auxiliary equipment area between the auxiliary water supply equipment and the equipment cold water equipment,
wherein the auxiliary water supply equipment, the cold water equipment, the mechanical equipment ventilation equipment, the storage battery ventilation equipment and the safe factory building cooling equipment are all provided with two rows.
Optionally, the space of the mechanical equipment area is divided into three layers, namely an underground two layer, an underground one layer and an above-ground one layer from bottom to top,
Arranging an safety spraying pump of safety spraying equipment, a cooling pump of pile cavity water injection cooling equipment, an safety injection pump of low-pressure safety injection equipment, an safety injection pump of medium-pressure safety injection equipment, an injection tank and an injection pump of emergency boron injection equipment, an electric pump of auxiliary water supply equipment, a mechanical equipment ventilation equipment and a heat exchanger provided with cold water equipment in an underground two-layer, wherein the cold water heat exchanger is arranged to extend upwards to the underground one layer, other areas of the underground two-layer of an auxiliary equipment area are divided into a plurality of pipelines to arrange connecting pipelines of related mechanical equipment,
an safe injection pump motor of safe injection equipment, a cooling pump motor of pile cavity water injection cooling equipment, an safe injection pump motor of low-pressure safe injection equipment, a closed water tank of auxiliary water supply equipment and a chilled water pump of safe factory building cooling equipment are arranged in an underground layer, other areas of the underground layer of an auxiliary equipment area are divided into a plurality of pipelines and a plurality of cables, connecting pipelines and connecting cables of related equipment are respectively arranged,
the refrigerating water unit, the control rod related equipment, the storage battery ventilation equipment, the cooling pump with the cold water equipment and the ventilation equipment of the safety factory building cooling equipment are arranged in the ground layer of the auxiliary equipment area, other areas of the ground layer of the auxiliary equipment area are divided into a plurality of pipelines to arrange connecting pipelines of related mechanical equipment, and a plurality of hanging holes are formed in a floor slab between the ground layer of the special safety equipment area and the ground layer so as to facilitate the hanging of the mechanical equipment of the special safety system, and the ventilation equipment of the special safety system is arranged in the ground layer of the special safety equipment area.
Optionally, the space of the electric instrument equipment area is divided into a main electric instrument equipment area and a main control area positioned above the main electric instrument equipment area,
dividing the plane area of the main electricity meter device area into a plurality of electricity meter subareas which are in one-to-one correspondence with a plurality of groups of reactor protection and monitoring systems, arranging the electricity meter devices of each group of reactor protection and monitoring systems in the corresponding electricity meter subareas,
and a main control device for monitoring the electric instrument devices of each group of reactor protection and monitoring systems is arranged in the main control area.
Optionally, the space of the main electric instrument area is divided into three layers, namely an overground two layer, an overground three layer and an overground four layer from top to bottom,
the electricity meter device of each group of reactor protection and monitoring system comprises a monitoring device for monitoring a reactor core, a power supply device for supplying power to the monitoring device, and a storage battery for acquiring electricity from the power supply device and providing standby electricity for the power supply device,
the monitoring equipment of each group of reactor protection and monitoring systems is arranged in four layers on the ground of the corresponding electric instrument partition, the power supply equipment of each group of reactor protection and monitoring systems is arranged in three layers on the ground of the corresponding electric instrument partition, and the storage batteries of each group of reactor protection and monitoring systems are arranged in two layers on the ground of the corresponding electric instrument partition.
Optionally, the space of the main control area is divided into two layers, namely five layers on the ground and six layers on the ground,
isolating five planar areas on the ground from a main control room, and arranging a computer room, an isolating office, a toilet, a dressing room, a living area, a technical support center value long office, an early meeting room, a physical protection equipment room, a communication system storage battery exhaust room and an owner functional room around the main control room, arranging main control equipment in the main control room,
a fresh air chamber, a pressurized air supply machine room, a fluctuation box of an equipment cooling water system and a hoisting room of a main steam isolation valve are arranged on six layers of the ground,
dividing the planar area of four layers on the ground into main water supply pipeline areas so as to arrange main water supply pipelines, dividing the planar area of five layers on the ground into main steam pipeline areas corresponding to the main water supply pipeline areas so as to arrange main steam pipelines, and dividing the planar area of six layers on the ground into hoisting areas corresponding to the main water supply pipeline areas so as to hoist the main water supply pipelines and the main water supply pipelines.
The invention also provides a safety factory building of the nuclear power plant,
the space of the safety factory building comprises a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, the plane area of the mechanical equipment area comprises a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
The safety system is characterized in that mechanical equipment of the special safety system is arranged in the special safety equipment area, electrical equipment for providing power for the special safety system, instrument control equipment for controlling the special safety system and main control equipment for monitoring the instrument control equipment are arranged in the electrical instrument equipment area, and mechanical equipment for assisting in realizing the safety factory building function is arranged in the auxiliary equipment area.
Optionally, an L-shaped corridor is provided between the dedicated safety equipment area and the auxiliary equipment area, an opening of the L-shaped corridor faces the reactor building, the L-shaped corridor comprises a first sub-corridor arranged along a first direction and a second sub-corridor arranged along a second direction, the first direction is perpendicular to the second direction, so that the dedicated safety equipment area is divided into a first dedicated safety equipment partition located on the inner side of the first sub-corridor and a second dedicated safety equipment partition located on the inner side of the second sub-corridor, mechanical equipment of the dedicated safety system of column a is arranged in the first dedicated safety equipment partition, and mechanical equipment of the dedicated safety system of column B is arranged in the second dedicated safety equipment partition.
Optionally, the mechanical equipment of the special safety system comprises an safety spraying device, a reactor cavity water injection cooling device, a low-pressure safety injection device, a medium-pressure safety injection device and an emergency boron injection device,
The safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron spraying equipment of the A-column special safety system are sequentially arranged along a first direction,
and the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron injection equipment of the B-column special safety system are sequentially arranged along a second direction.
Optionally, the mechanical equipment for assisting in realizing the safety factory building function comprises auxiliary water supply equipment, cold water equipment, mechanical equipment ventilation equipment, control rod related equipment, storage battery ventilation equipment and safety factory building cooling equipment,
the auxiliary water supply equipment and the equipment cold water equipment are respectively arranged at two ends of the auxiliary equipment area, the mechanical equipment ventilation equipment, the control rod related equipment, the storage battery ventilation equipment and the safety factory building cooling equipment are arranged in the area of the auxiliary equipment area between the auxiliary water supply equipment and the equipment cold water equipment,
wherein the auxiliary water supply equipment, the cold water equipment, the mechanical equipment ventilation equipment, the storage battery ventilation equipment and the safe factory building cooling equipment are all provided with two rows.
Optionally, the space of the mechanical equipment area is divided into three layers, namely an underground two layer, an underground one layer and an above-ground one layer from bottom to top,
The safety spraying pump of the safety spraying device, the cooling pump of the pile cavity water injection cooling device, the safety injection pump of the low-pressure safety injection device, the safety injection pump of the medium-pressure safety injection device, the injection tank and the injection pump of the emergency boron injection device, the electric pump of the auxiliary water supply device, the mechanical device ventilation device and the heat exchanger provided with the cold water device are arranged on the underground two layers, wherein the heat exchanger provided with the cold water extends upwards to the underground one layer, the underground two layers of the auxiliary device area further comprise a plurality of pipelines to arrange connecting pipelines of related mechanical devices,
the safety spraying pump motor of the safety spraying device, the cooling pump motor of the pile cavity water injection cooling device, the safety injection pump motor of the low-pressure safety injection device, the closed water tank of the auxiliary water supply device and the chilled water pump of the safety factory building cooling device are arranged in the underground one layer, the underground one layer of the auxiliary device area also comprises a plurality of pipelines and a plurality of cables, connecting pipelines and connecting cables of related devices are respectively arranged,
the chilled water unit, the control rod related equipment, the storage battery ventilation equipment, the cooling pump provided with the cold water equipment and the ventilation equipment of the safety factory building cooling equipment are arranged in an overground layer of an auxiliary equipment area, the overground layer of the auxiliary equipment area further comprises a plurality of pipelines for arranging connecting pipelines of related mechanical equipment, and a plurality of hanging holes are formed in a floor slab between the underground layer of the special safety equipment area and the overground layer so as to facilitate hanging of the mechanical equipment of the special safety system, and the ventilation equipment of the special safety system is arranged in the overground layer of the special safety equipment area.
Optionally, the space of the electric instrument equipment area is divided into a main electric instrument equipment area and a main control area positioned above the main electric instrument equipment area,
the plane area of the main electricity meter equipment area comprises a plurality of electricity meter subareas which are in one-to-one correspondence with a plurality of groups of reactor protection and monitoring systems, the electricity meter equipment of each group of reactor protection and monitoring systems is arranged in the corresponding electricity meter subarea,
the main control equipment for monitoring the electric instrument equipment of each group of reactor protection and monitoring system is arranged in the main control area.
Optionally, the space of the main electric instrument area is divided into three layers, namely an overground two layer, an overground three layer and an overground four layer from top to bottom,
the electricity meter device of each group of reactor protection and monitoring system comprises a monitoring device for monitoring a reactor core, a power supply device for supplying power to the monitoring device, and a storage battery for acquiring electricity from the power supply device and providing standby electricity for the power supply device,
the monitoring equipment of each group of reactor protection and monitoring system is arranged in four layers on the ground of the corresponding electric instrument partition, the power supply equipment of each group of reactor protection and monitoring system is arranged in three layers on the ground of the corresponding electric instrument partition, and the storage battery of each group of reactor protection and monitoring system is arranged in two layers on the ground of the corresponding electric instrument partition.
Optionally, the space of the main control area is divided into two layers, namely five layers on the ground and six layers on the ground,
the five layers on the ground comprise a main control room, a computer room, an isolated office, a toilet, a dressing room, a living area, a technical support center value long office, an early meeting room, a physical protection equipment room, a communication system storage battery exhaust room and an owner function room which are arranged around the main control room, the main control equipment is arranged in the main control room,
six layers of the ground are provided with a fresh air chamber, a pressurized air supply machine room, a fluctuation box of a device cooling water system and a hoisting room of a main steam isolation valve,
the four layers on the ground further comprise main water supply pipeline areas for arranging main water supply pipelines, the five layers on the ground further comprise main steam pipeline areas corresponding to the main water supply pipeline areas for arranging main steam pipelines, and the six layers on the ground further comprise hoisting areas corresponding to the main water supply pipeline areas for hoisting the main water supply pipelines and the main water supply pipelines.
In order to adapt to the technical innovation of a third-generation nuclear power plant, the space of a safety factory building is divided into a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, the plane area of the mechanical equipment area is divided into an exclusive safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building, the mechanical equipment of the exclusive safety system is arranged in the exclusive safety equipment area, electric equipment for providing power for the exclusive safety system, instrument control equipment for controlling the exclusive safety system and main control equipment for monitoring the instrument control equipment are arranged in the electric instrument equipment area, and mechanical equipment for assisting in realizing the functions of the safety factory building is arranged in the auxiliary equipment area. That is, the safety factory building partition is provided with the mechanical equipment and the electrical instrument equipment which are specially provided with the safety system and other mechanical equipment which assist in realizing the functions of the electrical factory building, so that the safety factory building partition is well suitable for the overall layout of the nuclear island of the third-generation nuclear power plant, and the body of the factory building is simplified and the economy of the nuclear island is improved on the premise of meeting the safety requirement of the third-generation nuclear power plant.
Drawings
FIG. 1 is a schematic diagram of a safety plant in a nuclear island;
in the figure: RX is the reactor building; KA is a fuel plant; SX is a safety factory building; NH is a nuclear auxiliary plant; DA is the A-column emergency diesel generator factory building; DB is B-column emergency diesel generator factory building; UR is an affiliated plant; PR is a nuclear island fire pump room; KY is an emergency air compressor room; KP is a nuclear island portal frame; DU is SBO diesel generator factory building.
FIG. 2 is a block diagram of a safety plant according to the present invention;
in the figure: SU refers to the north half of the safety plant; SD refers to the south half of the safety plant.
FIG. 3 is a layout of two layers of the underground of the safety factory building of the present invention.
Fig. 4 is a layout of a layer under a safety factory building according to the present invention.
Fig. 5 is a layout of an upper floor of the safety factory building of the present invention.
FIG. 6 is a layout of two levels on the floor of the safety factory building of the present invention.
Fig. 7 is a layout of three layers of the safety building floor of the present invention.
Fig. 8 is a layout of four levels above the floor of the safety factory building of the present invention.
Fig. 9 is a layout of five layers on the floor of the safety factory building of the present invention.
Fig. 10 is a layout of six levels above the floor of the safety factory building of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent, and the embodiments described in detail, but not necessarily all, in connection with the accompanying drawings. 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 fall within the scope of the invention.
In the description of the present invention, it should be noted that the orientation or positional relationship indicated by "upper" or the like is based on the orientation or positional relationship shown in the drawings, and is merely for convenience and simplicity of description, and is not meant to indicate or imply that the apparatus or element to be referred to must be provided with a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "configured," "mounted," "secured," and the like are to be construed broadly and may be either fixedly connected or detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood by those skilled in the art in specific cases.
The invention provides a method for arranging a safety factory building of a nuclear power plant, which comprises the following steps:
Dividing the space of the safety factory building into a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, dividing the plane area of the mechanical equipment area into a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
the mechanical equipment of the special safety system is arranged in a special safety equipment area, the electrical equipment for providing power for the special safety system, the instrument control equipment for controlling the special safety system and the main control equipment for monitoring the instrument control equipment are arranged in an electrical instrument equipment area, and the mechanical equipment for assisting in realizing the safety factory building function is arranged in an auxiliary equipment area.
The invention also provides a safety factory building of the nuclear power plant,
the space of the safety factory building comprises a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, the plane area of the mechanical equipment area comprises a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
the safety system is characterized in that mechanical equipment of the special safety system is arranged in the special safety equipment area, electrical equipment for providing power for the special safety system, instrument control equipment for controlling the special safety system and main control equipment for monitoring the instrument control equipment are arranged in the electrical instrument equipment area, and mechanical equipment for assisting in realizing the safety factory building function is arranged in the auxiliary equipment area.
Example 1:
the embodiment provides a method for arranging a nuclear power plant safety factory building, which comprises the following steps:
dividing the space of the safety factory building into a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, dividing the plane area of the mechanical equipment area into a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
the mechanical equipment of the special safety system is arranged in a special safety equipment area, the electrical equipment for providing power for the special safety system, the instrument control equipment for controlling the special safety system and the main control equipment for monitoring the instrument control equipment are arranged in an electrical instrument equipment area, and the mechanical equipment for assisting in realizing the safety factory building function is arranged in an auxiliary equipment area.
Therefore, in order to adapt to the technical innovation of the third-generation nuclear power plant, the space of the safety factory building is divided into a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, the plane area of the mechanical equipment area is divided into an exclusive safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building, the mechanical equipment of the exclusive safety system is arranged in the exclusive safety equipment area, electric equipment for providing power for the exclusive safety system, instrument control equipment for controlling the exclusive safety system and main control equipment for monitoring the instrument control equipment are arranged in the electric instrument equipment area, and mechanical equipment for assisting in realizing the functions of the safety factory building is arranged in the auxiliary equipment area. That is, the safety factory building partition is provided with the mechanical equipment and the electrical instrument equipment which are specially provided with the safety system and other mechanical equipment which assist in realizing the functions of the electrical factory building, so that the safety factory building partition is well suitable for the overall layout of the nuclear island of the third-generation nuclear power plant, and the body of the factory building is simplified and the economy of the nuclear island is improved on the premise of meeting the safety requirement of the third-generation nuclear power plant.
In this embodiment, set up L type corridor between the professional security equipment district and the auxiliary equipment district, L type corridor opening is towards the reactor factory building, it includes along the first lane of arranging of first direction and along the second lane of arranging of second direction, first direction and second direction are perpendicular to make the professional security equipment distinguish into the first professional security equipment subregion that is located first lane inboard, and the second professional security equipment subregion that is located second lane inboard, arrange the mechanical equipment of the professional security system of A column in first professional security equipment subregion, arrange the mechanical equipment of the professional security system of B column in second professional security equipment subregion.
The two columns of special safety facilities are arranged in a partitioning mode, so that the physical isolation of A, B columns of special safety facility mechanical equipment can be met, the A/B columns of special safety system mechanical equipment are vertically arranged, the influence of seismic waves in different directions on equipment can be reduced to the greatest extent, the phenomenon that the special safety system equipment loses functions at the same time is avoided, and the safety and reliability of the nuclear power station are improved.
In the embodiment, the mechanical equipment specially provided with the safety system comprises an safety spraying device, a reactor cavity water injection cooling device, a low-pressure safety injection device, a medium-pressure safety injection device and an emergency boron injection device,
The safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron spraying equipment which are specially arranged in the A column are sequentially arranged along a first direction,
and (3) arranging the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron injection equipment of the B-column special safety system in sequence along a second direction.
In the embodiment, the mechanical equipment for assisting in realizing the safety factory building function comprises auxiliary water supply equipment, cold water equipment, mechanical equipment ventilation equipment, control rod related equipment, storage battery ventilation equipment and safety factory building cooling equipment,
the auxiliary water supply equipment and the equipment cold water equipment are respectively arranged at two ends of the auxiliary equipment area, the mechanical equipment ventilation equipment, the control rod related equipment, the storage battery ventilation equipment and the safety factory building cooling equipment are arranged in the area of the auxiliary equipment area between the auxiliary water supply equipment and the equipment cold water equipment,
wherein the auxiliary water supply equipment, the cold water equipment, the mechanical equipment ventilation equipment, the storage battery ventilation equipment and the safe factory building cooling equipment are all provided with two rows.
In the embodiment, the space of the mechanical equipment area is divided into three layers, namely an underground two layer, an underground one layer and an above-ground one layer from bottom to top,
Arranging an safety spraying pump of safety spraying equipment, a cooling pump of pile cavity water injection cooling equipment, an safety injection pump of low-pressure safety injection equipment, an safety injection pump of medium-pressure safety injection equipment, an injection tank and an injection pump of emergency boron injection equipment, an electric pump of auxiliary water supply equipment, a mechanical equipment ventilation equipment and a heat exchanger provided with cold water equipment in an underground two-layer, wherein the cold water heat exchanger is arranged to extend upwards to the underground one layer, other areas of the underground two-layer of an auxiliary equipment area are divided into a plurality of pipelines to arrange connecting pipelines of related mechanical equipment,
an safe injection pump motor of safe injection equipment, a cooling pump motor of pile cavity water injection cooling equipment, an safe injection pump motor of low-pressure safe injection equipment, a closed water tank of auxiliary water supply equipment and a chilled water pump of safe factory building cooling equipment are arranged in an underground layer, other areas of the underground layer of an auxiliary equipment area are divided into a plurality of pipelines and a plurality of cables, connecting pipelines and connecting cables of related equipment are respectively arranged,
the refrigerating water unit, the control rod related equipment, the storage battery ventilation equipment, the cooling pump with the cold water equipment and the ventilation equipment of the safety factory building cooling equipment are arranged in the ground layer of the auxiliary equipment area, other areas of the ground layer of the auxiliary equipment area are divided into a plurality of pipelines to arrange connecting pipelines of related mechanical equipment, and a plurality of hanging holes are formed in a floor slab between the ground layer of the special safety equipment area and the ground layer so as to facilitate the hanging of the mechanical equipment of the special safety system, and the ventilation equipment of the special safety system is arranged in the ground layer of the special safety equipment area.
In this embodiment, the space of the electric instrument area is divided into a main electric instrument area and a main control area located above the main electric instrument area,
dividing the plane area of the main electricity meter device area into a plurality of electricity meter subareas which are in one-to-one correspondence with a plurality of groups of reactor protection and monitoring systems, arranging the electricity meter devices of each group of reactor protection and monitoring systems in the corresponding electricity meter subareas,
and a main control device for monitoring the electric instrument devices of each group of reactor protection and monitoring systems is arranged in the main control area.
Thus, the electric instrument equipment and the cables between different partitions are not crossed, the cable entity isolation effect is good, the integrity of the isolation of the reactor protection system can be ensured, and the reliability of a factory building is improved.
In the embodiment, the space of the main electric instrument area is divided into three layers, namely an overground two layer, an overground three layer and an overground four layer from top to bottom,
the electricity meter device of each group of reactor protection and monitoring system comprises a monitoring device for monitoring a reactor core, a power supply device for supplying power to the monitoring device, and a storage battery for acquiring electricity from the power supply device and providing standby electricity for the power supply device,
the monitoring equipment of each group of reactor protection and monitoring systems is arranged in four layers on the ground of the corresponding electric instrument partition, the power supply equipment of each group of reactor protection and monitoring systems is arranged in three layers on the ground of the corresponding electric instrument partition, and the storage batteries of each group of reactor protection and monitoring systems are arranged in two layers on the ground of the corresponding electric instrument partition.
According to the embodiment, the space region of the main electric instrument area of the safety factory building is layered according to the logic relation of the main wiring of the electric instrument equipment, so that the arrangement of the electric instrument equipment meets the cable main wiring sequence relation and the cable laying path is shortest; therefore, the factory building is compact in arrangement, simple in structure, concise in functional partition, smooth in cable channel, short in distance and good in entity isolation effect.
In the embodiment, the space of the main control area is divided into two layers, namely five layers on the ground and six layers on the ground,
isolating five planar areas on the ground from a main control room, and arranging a computer room, an isolating office, a toilet, a dressing room, a living area, a technical support center value long office, an early meeting room, a physical protection equipment room, a communication system storage battery exhaust room and an owner functional room around the main control room, arranging main control equipment in the main control room,
a fresh air chamber, a pressurized air supply machine room, a fluctuation box of an equipment cooling water system and a hoisting room of a main steam isolation valve are arranged on six layers of the ground,
dividing the planar area of four layers on the ground into main water supply pipeline areas so as to arrange main water supply pipelines, dividing the planar area of five layers on the ground into main steam pipeline areas corresponding to the main water supply pipeline areas so as to arrange main steam pipelines, and dividing the planar area of six layers on the ground into hoisting areas corresponding to the main water supply pipeline areas so as to hoist the main water supply pipelines and the main water supply pipelines.
The following describes the safety factory building of the nuclear power plant in this embodiment in detail with reference to the accompanying drawings.
The safety factory building of the embodiment is mainly internally provided with special safety system facilities, electrical system equipment, instrument control system equipment, a main control room, supporting facilities, main water supply and main steam pipelines and the like which are driven by electric power. The factory building is divided into a north part and a south part according to the structure, is divided into an electric instrument area and a mechanical equipment area according to the function, adopts a single-layer outer wall structure, and has the capability of resisting the collision of a large airplane for special area walls and floors. As shown in fig. 1 and 2, the safety plant is structurally divided into a north-south part and a south-north part, and the plant is positioned at the northeast corner of the nuclear island plant group and is adjacent to the reactor plant and the nuclear auxiliary plant.
FIG. 3 is a layout diagram of two layers of underground of the safety factory building, wherein an inverted L-shaped corridor is arranged in the factory building of the layer, the inverted L-shaped corridor divides the layer into two areas, active special safety system devices are arranged nearby a safety shell, the areas are divided into green areas by radiation, A-column special safety system devices are arranged in an arrangement mode along the east-west direction, the A-column special safety system devices are arranged among an installation and spray heat exchanger, an installation and spray pump, a reactor cavity water injection cooling pump, a low-pressure installation and spray pump, a medium-pressure installation and spray pump, an emergency boron injection tank and an emergency boron injection pump in sequence, B-column special safety system devices are arranged in the north-south direction, the A/B-column special safety system devices are vertically arranged, the influence of earthquake waves in different directions on the devices can be reduced to the greatest extent, the special safety system devices are prevented from losing functions at the same time, and the safety and the reliability of the nuclear power station are improved; the two rows of auxiliary systems are arranged far away from the containment, the radiation partition of the area is a white area, the space comprises two rows of auxiliary water supply electric pumps and two rows of equipment cooling water heat exchangers, and the space is communicated with the underground one layer due to the large size of the equipment, and the space between two sets of ventilation equipment in the mechanical area of the safety factory building, the space between pipelines, the space between cables and the like.
FIG. 4 is a layout of an underground first floor of the safety factory building, the wall body of the layer structure and the radiation partition basically correspond to the underground second floor. With an L-shaped corridor as a boundary, arranging an A/B column of jet pump motors, a pile cavity water injection cooling pump motor, a low-pressure jet pump motor and two pipelines adjacent to a reactor area, wherein other rooms are jump layers; two rows of auxiliary water supply system water tanks are arranged in a region far away from the reactor, the room is communicated with one layer of the ground, and the two rows of water tanks are right above the two rows of auxiliary water supply pumps, so that the auxiliary water supply pumps can conveniently take water from the water tanks, and the water tanks, the pipeline and cable rooms and the like of the three safety workshops are conveniently connected.
FIG. 5 is a layout of an above-ground floor of the safety factory building of the present invention, with the present floor structure walls and radiating partitions substantially corresponding to the below-ground floor. Taking an L-shaped corridor as a boundary, arranging a lifting room of A/B columns of special safety system equipment and special area ventilation system equipment adjacent to the reactor area; two rows of storage battery ventilation equipment, two rows of safety factory building chilled water units, two rows of equipment cooling water system pumps, two rows of equipment cooling water ventilation equipment, a control rod power supply, a rod control rod position control cabinet and the like are arranged in a region far away from the reactor. The floor is used as a portal for running and visiting persons to enter the main control room, and an exhibition hall is arranged.
Fig. 6 is a layout of two layers of the safety factory building of the present invention, the layer of which begins to contain mainly the electrical equipment system equipment, also structurally as a conversion layer. The layer is mainly arranged among storage batteries, cables and ventilation system equipment among the cables. The north half part of the safety factory building comprises a channel which is used as a boundary line of A/B row electric instrument control system equipment, a B row storage battery room and a B row cable room are arranged on the left side of the corridor, an A row storage battery room and an A row cable room are arranged on the right side of the corridor, and a cable channel is arranged in the middle of the storage battery room, so that cables entering and exiting the nuclear island are conveniently arranged. The south half part of the safety factory building is provided with an A-column cable room and an A-column cable room ventilation system equipment room.
FIG. 7 is a layout of three layers of the floor of the safety factory building, wherein the wall body of the layer structure basically corresponds to two layers of the floor. The direct current and UPS electrical equipment room, the middle and low voltage distribution room, the electrical area ventilation system room and the like are vertically corresponding to the storage battery room, so that the cable laying between the storage battery and the direct current and UPS power distribution cabinets is facilitated, the middle and low voltage distribution room (low voltage distribution room) is vertically corresponding to the cable room, and the lower outgoing cable of the middle and low voltage power distribution cabinets is convenient to directly enter the cable room through the floor slab. The north half part of the safety factory building comprises a channel which is used as a boundary line of A/B row electrical instrument control system equipment, B row direct current and UPS electrical equipment and a medium-low voltage power distribution cabinet are arranged on the left side of the corridor, and A row direct current and UPS electrical equipment and a medium-low voltage power distribution cabinet are arranged on the right side of the corridor. The south half part of the safety factory building is provided with a low-voltage distribution room in the A row, a low-voltage distribution room and a ventilation system equipment room in the A row.
FIG. 8 is a layout of four layers of the ground of the safety factory building, and the structural wall of the electric instrument area of the layer basically corresponds to the three layers of the ground. The north half part of the safety factory building comprises a channel which is used as a boundary line of A/B row electric instrument control system equipment, a B row instrument control equipment room and an instrument control area ventilation system equipment room are arranged on the left side of the corridor, a main water supply pipe gallery is arranged on the leftmost side, and the main water supply pipe gallery and the instrument control equipment are physically isolated by a wall body; and a main control room ventilation equipment room, a communication equipment room and a remote shutdown station are arranged on the right side of the channel. A column A of instrument control equipment room and a column A of instrument control area ventilation system equipment room are arranged in the south half of the safety factory building. Wherein the a/B column instrument control cabinet associated with the containment item control monitoring is disposed in a room proximate to the containment.
Fig. 9 is a layout of five layers on the floor of the safety factory building of the present invention. Main steam pipe gallery, main control room and related rooms are arranged in the north half of the safety factory building, and cable channels, safety factory building air-cooled refrigerating units and roof ventilation cells are arranged in the south half of the safety factory building. The main steam is arranged at the leftmost side of the north half, corresponding up and down to the main water feed gallery. The right side of the room is a main control room and related rooms, and a structural wall body is arranged in the middle of the room for physical isolation. The main control room is arranged on the upper layer of the instrument control equipment room and is positioned right above the A-column instrument control equipment room, the projection of the main control room is adjacent to the B-column instrument control equipment room, and the arrangement form is convenient for cables between the A/B-column instrument control equipment room to enter the main control room tray table and the backup tray through the upper outgoing line. In addition, a computer room, an isolated office, a toilet, a dressing room, a living area, a technical support center value long office, an early meeting room, a physical protection equipment room, a communication system storage battery exhaust room, an owner function room and the like are also arranged around the main control room, so that the basic working and living demands of operators in a power plant can be met.
Fig. 10 is a layout of six levels above the floor of the safety factory building of the present invention. The layer is provided with a fresh air chamber, a pressurized air supply machine room, a fluctuation box of an equipment cooling water system, a main steam isolation valve lifting room and the like. A main steam isolation valve hoisting room is arranged above the main steam pipe gallery.
As a centralized arrangement area of nuclear island electrical instruments, the safety factory building is provided with cable channel interfaces leading to conventional islands, BOPs and other factory buildings of the nuclear island. The north side of the underground first layer and the north side of the overground second layer are provided with cable passages leading to the conventional island and BOP; the left sides of the north half parts of the first layer and the second layer are connected with the cable ring gallery, so that the B-column cables can be led to other plants of the nuclear island. Channels are arranged on the second floor, the third floor and the fourth floor, and can be used as cable channels for leading the A-column cables to other plants of the nuclear island.
In summary, the embodiment provides an advanced compact arrangement method of a nuclear power plant safety factory building, which can simplify the factory building body and improve the economy of a nuclear island on the premise of meeting the safety requirement of a third-generation nuclear power plant; other auxiliary system items are arranged to accommodate the overall layout of the nuclear island under physical isolation conditions that satisfy the redundant, ad hoc security facilities.
The formed safe factory building has high space utilization rate, compact arrangement, various factory building functions and reasonable room arrangement logic. The arrangement form simultaneously meets the physical isolation of A, B-column special safety facilities and A, B-column electric instrument system equipment, the cable channels are shorter, the different-sequence cables are less in crossing, and the economy of the nuclear power plant is greatly improved.
Example 2:
the embodiment provides a nuclear power plant safety factory building,
the space of the safety factory building comprises a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, the plane area of the mechanical equipment area comprises a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
the safety system is characterized in that mechanical equipment of the special safety system is arranged in the special safety equipment area, electrical equipment for providing power for the special safety system, instrument control equipment for controlling the special safety system and main control equipment for monitoring the instrument control equipment are arranged in the electrical instrument equipment area, and mechanical equipment for assisting in realizing the safety factory building function is arranged in the auxiliary equipment area.
In this embodiment, be provided with L type corridor between the professional security equipment district and the auxiliary equipment district, L type corridor opening is towards the reactor factory building, it includes along the first lane of arranging of first direction and along the second lane of arranging of second direction, first direction and second direction are perpendicular to make the professional security equipment distinguish into the first professional security equipment subregion that is located first lane inboard, and the second professional security equipment subregion that is located second lane inboard, arrange the mechanical equipment of A row professional security system in the first professional security equipment subregion, arrange the mechanical equipment of B row professional security system in the second professional security equipment subregion.
In the embodiment, the mechanical equipment specially provided with the safety system comprises an safety spraying device, a reactor cavity water injection cooling device, a low-pressure safety injection device, a medium-pressure safety injection device and an emergency boron injection device,
the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron spraying equipment of the A-column special safety system are sequentially arranged along a first direction,
and the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron injection equipment of the B-column special safety system are sequentially arranged along a second direction.
In the embodiment, the mechanical equipment for assisting in realizing the safety factory building function comprises auxiliary water supply equipment, cold water equipment, mechanical equipment ventilation equipment, control rod related equipment, storage battery ventilation equipment and safety factory building cooling equipment,
the auxiliary water supply equipment and the equipment cold water equipment are respectively arranged at two ends of the auxiliary equipment area, the mechanical equipment ventilation equipment, the control rod related equipment, the storage battery ventilation equipment and the safety factory building cooling equipment are arranged in the area of the auxiliary equipment area between the auxiliary water supply equipment and the equipment cold water equipment,
wherein the auxiliary water supply equipment, the cold water equipment, the mechanical equipment ventilation equipment, the storage battery ventilation equipment and the safe factory building cooling equipment are all provided with two rows.
In the embodiment, the space of the mechanical equipment area is divided into three layers, namely an underground two layer, an underground one layer and an above-ground one layer from bottom to top,
the safety spraying pump of the safety spraying device, the cooling pump of the pile cavity water injection cooling device, the safety injection pump of the low-pressure safety injection device, the safety injection pump of the medium-pressure safety injection device, the injection tank and the injection pump of the emergency boron injection device, the electric pump of the auxiliary water supply device, the mechanical device ventilation device and the heat exchanger provided with the cold water device are arranged on the underground two layers, wherein the heat exchanger provided with the cold water extends upwards to the underground one layer, the underground two layers of the auxiliary device area further comprise a plurality of pipelines to arrange connecting pipelines of related mechanical devices,
the safety spraying pump motor of the safety spraying device, the cooling pump motor of the pile cavity water injection cooling device, the safety injection pump motor of the low-pressure safety injection device, the closed water tank of the auxiliary water supply device and the chilled water pump of the safety factory building cooling device are arranged in the underground one layer, the underground one layer of the auxiliary device area also comprises a plurality of pipelines and a plurality of cables, connecting pipelines and connecting cables of related devices are respectively arranged,
the chilled water unit, the control rod related equipment, the storage battery ventilation equipment, the cooling pump provided with the cold water equipment and the ventilation equipment of the safety factory building cooling equipment are arranged in an overground layer of an auxiliary equipment area, the overground layer of the auxiliary equipment area further comprises a plurality of pipelines for arranging connecting pipelines of related mechanical equipment, and a plurality of hanging holes are formed in a floor slab between the underground layer of the special safety equipment area and the overground layer so as to facilitate hanging of the mechanical equipment of the special safety system, and the ventilation equipment of the special safety system is arranged in the overground layer of the special safety equipment area.
In the embodiment, the space of the electric instrument equipment area is divided into a main electric instrument equipment area and a main control area positioned above the main electric instrument equipment area,
the plane area of the main electricity meter equipment area comprises a plurality of electricity meter subareas which are in one-to-one correspondence with a plurality of groups of reactor protection and monitoring systems, the electricity meter equipment of each group of reactor protection and monitoring systems is arranged in the corresponding electricity meter subarea,
the main control equipment for monitoring the electric instrument equipment of each group of reactor protection and monitoring system is arranged in the main control area.
In the embodiment, the space of the main electric instrument area is divided into three layers, namely an overground two layer, an overground three layer and an overground four layer from top to bottom,
the electricity meter device of each group of reactor protection and monitoring system comprises a monitoring device for monitoring a reactor core, a power supply device for supplying power to the monitoring device, and a storage battery for acquiring electricity from the power supply device and providing standby electricity for the power supply device,
the monitoring equipment of each group of reactor protection and monitoring system is arranged in four layers on the ground of the corresponding electric instrument partition, the power supply equipment of each group of reactor protection and monitoring system is arranged in three layers on the ground of the corresponding electric instrument partition, and the storage battery of each group of reactor protection and monitoring system is arranged in two layers on the ground of the corresponding electric instrument partition.
In the embodiment, the space of the main control area is divided into two layers, namely five layers on the ground and six layers on the ground,
the five layers on the ground comprise a main control room, a computer room, an isolated office, a toilet, a dressing room, a living area, a technical support center value long office, an early meeting room, a physical protection equipment room, a communication system storage battery exhaust room and an owner function room which are arranged around the main control room, the main control equipment is arranged in the main control room,
six layers of the ground are provided with a fresh air chamber, a pressurized air supply machine room, a fluctuation box of a device cooling water system and a hoisting room of a main steam isolation valve,
the four layers on the ground further comprise main water supply pipeline areas for arranging main water supply pipelines, the five layers on the ground further comprise main steam pipeline areas corresponding to the main water supply pipeline areas for arranging main steam pipelines, and the six layers on the ground further comprise hoisting areas corresponding to the main water supply pipeline areas for hoisting the main water supply pipelines and the main water supply pipelines.
In conclusion, the safety factory building of the embodiment has the advantages of high space utilization rate, compact arrangement, various factory building functions and reasonable room arrangement logic. The arrangement form simultaneously meets the physical isolation of A, B-column special safety facilities and A, B-column electric instrument system equipment, the cable channels are shorter, the different-sequence cables are less in crossing, and the economy of the nuclear power plant is greatly improved.
It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present invention, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the invention, and are also considered to be within the scope of the invention.
Claims (16)
1. The arrangement method of the nuclear power plant safety factory building is characterized by comprising the following steps of:
dividing the space of the safety factory building into a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, dividing the plane area of the mechanical equipment area into a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
the mechanical equipment of the special safety system is arranged in a special safety equipment area, the electrical equipment for providing power for the special safety system, the instrument control equipment for controlling the special safety system and the main control equipment for monitoring the instrument control equipment are arranged in an electrical instrument equipment area, and the mechanical equipment for assisting in realizing the safety factory building function is arranged in an auxiliary equipment area.
2. The method for arranging a nuclear power plant safety plant according to claim 1, wherein,
An L-shaped corridor is arranged between the special safety equipment area and the auxiliary equipment area, an opening of the L-shaped corridor faces the reactor factory building and comprises a first corridor arranged along a first direction and a second corridor arranged along a second direction, the first direction is perpendicular to the second direction, so that the special safety equipment area is divided into a first special safety equipment area located on the inner side of the first corridor and a second special safety equipment area located on the inner side of the second corridor, mechanical equipment of the A-column special safety system is arranged in the first special safety equipment area, and mechanical equipment of the B-column special safety system is arranged in the second special safety equipment area.
3. The method for arranging a nuclear power plant safety plant according to claim 2, wherein,
the mechanical equipment of the special safety system comprises an safety spraying device, a reactor cavity water injection cooling device, a low-pressure safety injection device, a medium-pressure safety injection device and an emergency boron injection device,
the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron spraying equipment which are specially arranged in the A column are sequentially arranged along a first direction,
and (3) arranging the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron injection equipment of the B-column special safety system in sequence along a second direction.
4. The method for arranging a nuclear power plant safety house according to claim 3, wherein,
the mechanical equipment for assisting in realizing the safety factory building function comprises auxiliary water supply equipment, cold water equipment, mechanical equipment ventilation equipment, control rod related equipment, storage battery ventilation equipment and safety factory building cooling equipment,
the auxiliary water supply equipment and the equipment cold water equipment are respectively arranged at two ends of the auxiliary equipment area, the mechanical equipment ventilation equipment, the control rod related equipment, the storage battery ventilation equipment and the safety factory building cooling equipment are arranged in the area of the auxiliary equipment area between the auxiliary water supply equipment and the equipment cold water equipment,
wherein the auxiliary water supply equipment, the cold water equipment, the mechanical equipment ventilation equipment, the storage battery ventilation equipment and the safe factory building cooling equipment are all provided with two rows.
5. The method for arranging a safe factory building of a nuclear power plant according to claim 4, wherein the space of the mechanical equipment area is divided into three layers, namely an underground two layer, an underground one layer and an above-ground one layer from bottom to top,
arranging an safety spraying pump of safety spraying equipment, a cooling pump of pile cavity water injection cooling equipment, an safety injection pump of low-pressure safety injection equipment, an safety injection pump of medium-pressure safety injection equipment, an injection tank and an injection pump of emergency boron injection equipment, an electric pump of auxiliary water supply equipment, a mechanical equipment ventilation equipment and a heat exchanger provided with cold water equipment in an underground two-layer, wherein the cold water heat exchanger is arranged to extend upwards to the underground one layer, other areas of the underground two-layer of an auxiliary equipment area are divided into a plurality of pipelines to arrange connecting pipelines of related mechanical equipment,
An safe injection pump motor of safe injection equipment, a cooling pump motor of pile cavity water injection cooling equipment, an safe injection pump motor of low-pressure safe injection equipment, a closed water tank of auxiliary water supply equipment and a chilled water pump of safe factory building cooling equipment are arranged in an underground layer, other areas of the underground layer of an auxiliary equipment area are divided into a plurality of pipelines and a plurality of cables, connecting pipelines and connecting cables of related equipment are respectively arranged,
the refrigerating water unit, the control rod related equipment, the storage battery ventilation equipment, the cooling pump with the cold water equipment and the ventilation equipment of the safety factory building cooling equipment are arranged in the ground layer of the auxiliary equipment area, other areas of the ground layer of the auxiliary equipment area are divided into a plurality of pipelines to arrange connecting pipelines of related mechanical equipment, and a plurality of hanging holes are formed in a floor slab between the ground layer of the special safety equipment area and the ground layer so as to facilitate the hanging of the mechanical equipment of the special safety system, and the ventilation equipment of the special safety system is arranged in the ground layer of the special safety equipment area.
6. The method for arranging a nuclear power plant safety house according to any one of claims 1 to 5, wherein,
dividing the space of the electric instrument equipment area into a main electric instrument equipment area and a main control area positioned above the main electric instrument equipment area,
Dividing the plane area of the main electricity meter device area into a plurality of electricity meter subareas which are in one-to-one correspondence with a plurality of groups of reactor protection and monitoring systems, arranging the electricity meter devices of each group of reactor protection and monitoring systems in the corresponding electricity meter subareas,
and a main control device for monitoring the electric instrument devices of each group of reactor protection and monitoring systems is arranged in the main control area.
7. The method for arranging a safe factory building of a nuclear power plant according to claim 6, wherein the space of the main electricity meter area is divided into three layers, namely an overground two layer, an overground three layer and an overground four layer in sequence from top to bottom,
the electricity meter device of each group of reactor protection and monitoring system comprises a monitoring device for monitoring a reactor core, a power supply device for supplying power to the monitoring device, and a storage battery for acquiring electricity from the power supply device and providing standby electricity for the power supply device,
the monitoring equipment of each group of reactor protection and monitoring systems is arranged in four layers on the ground of the corresponding electric instrument partition, the power supply equipment of each group of reactor protection and monitoring systems is arranged in three layers on the ground of the corresponding electric instrument partition, and the storage batteries of each group of reactor protection and monitoring systems are arranged in two layers on the ground of the corresponding electric instrument partition.
8. The method for arranging a nuclear power plant safety house according to claim 7, wherein,
dividing the space of the main control area into two layers, namely five layers on the ground and six layers on the ground,
isolating five planar areas on the ground from a main control room, and arranging a computer room, an isolating office, a toilet, a dressing room, a living area, a technical support center value long office, an early meeting room, a physical protection equipment room, a communication system storage battery exhaust room and an owner functional room around the main control room, arranging main control equipment in the main control room,
a fresh air chamber, a pressurized air supply machine room, a fluctuation box of an equipment cooling water system and a hoisting room of a main steam isolation valve are arranged on six layers of the ground,
dividing the planar area of four layers on the ground into main water supply pipeline areas so as to arrange main water supply pipelines, dividing the planar area of five layers on the ground into main steam pipeline areas corresponding to the main water supply pipeline areas so as to arrange main steam pipelines, and dividing the planar area of six layers on the ground into hoisting areas corresponding to the main water supply pipeline areas so as to hoist the main water supply pipelines and the main water supply pipelines.
9. A nuclear power plant safety factory building is characterized in that,
The space of the safety factory building comprises a mechanical equipment area and an electric instrument equipment area positioned above the mechanical equipment area, the plane area of the mechanical equipment area comprises a special safety equipment area which is arranged close to the reactor factory building and an auxiliary equipment area which is arranged far away from the reactor factory building,
the safety system is characterized in that mechanical equipment of the special safety system is arranged in the special safety equipment area, electrical equipment for providing power for the special safety system, instrument control equipment for controlling the special safety system and main control equipment for monitoring the instrument control equipment are arranged in the electrical instrument equipment area, and mechanical equipment for assisting in realizing the safety factory building function is arranged in the auxiliary equipment area.
10. The nuclear power plant safety plant as claimed in claim 9, wherein,
an L-shaped corridor is arranged between the special safety equipment area and the auxiliary equipment area, an opening of the L-shaped corridor faces the reactor factory building, the L-shaped corridor comprises a first corridor arranged along a first direction and a second corridor arranged along a second direction, the first direction is perpendicular to the second direction, the special safety equipment area is divided into a first special safety equipment partition located on the inner side of the first corridor and a second special safety equipment partition located on the inner side of the second corridor, mechanical equipment of the A-column special safety system is arranged in the first special safety equipment partition, and mechanical equipment of the B-column special safety system is arranged in the second special safety equipment partition.
11. The nuclear power plant safety plant as claimed in claim 10, wherein,
the mechanical equipment of the special safety system comprises an safety spraying device, a reactor cavity water injection cooling device, a low-pressure safety injection device, a medium-pressure safety injection device and an emergency boron injection device,
the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron spraying equipment of the A-column special safety system are sequentially arranged along a first direction,
and the safety spraying equipment, the reactor cavity water injection cooling equipment, the low-pressure safety spraying equipment, the medium-pressure safety spraying equipment and the emergency boron injection equipment of the B-column special safety system are sequentially arranged along a second direction.
12. The nuclear power plant safety plant as claimed in claim 11, wherein,
the mechanical equipment for assisting in realizing the safety factory building function comprises auxiliary water supply equipment, cold water equipment, mechanical equipment ventilation equipment, control rod related equipment, storage battery ventilation equipment and safety factory building cooling equipment,
the auxiliary water supply equipment and the equipment cold water equipment are respectively arranged at two ends of the auxiliary equipment area, the mechanical equipment ventilation equipment, the control rod related equipment, the storage battery ventilation equipment and the safety factory building cooling equipment are arranged in the area of the auxiliary equipment area between the auxiliary water supply equipment and the equipment cold water equipment,
Wherein the auxiliary water supply equipment, the cold water equipment, the mechanical equipment ventilation equipment, the storage battery ventilation equipment and the safe factory building cooling equipment are all provided with two rows.
13. The nuclear power plant safety plant according to claim 12, wherein the space of the mechanical equipment area is divided into three layers, namely an underground two layer, an underground one layer and an above-ground one layer from bottom to top,
the safety spraying pump of the safety spraying device, the cooling pump of the pile cavity water injection cooling device, the safety injection pump of the low-pressure safety injection device, the safety injection pump of the medium-pressure safety injection device, the injection tank and the injection pump of the emergency boron injection device, the electric pump of the auxiliary water supply device, the mechanical device ventilation device and the heat exchanger provided with the cold water device are arranged on the underground two layers, wherein the heat exchanger provided with the cold water extends upwards to the underground one layer, the underground two layers of the auxiliary device area further comprise a plurality of pipelines to arrange connecting pipelines of related mechanical devices,
the safety spraying pump motor of the safety spraying device, the cooling pump motor of the pile cavity water injection cooling device, the safety injection pump motor of the low-pressure safety injection device, the closed water tank of the auxiliary water supply device and the chilled water pump of the safety factory building cooling device are arranged in the underground one layer, the underground one layer of the auxiliary device area also comprises a plurality of pipelines and a plurality of cables, connecting pipelines and connecting cables of related devices are respectively arranged,
The chilled water unit, the control rod related equipment, the storage battery ventilation equipment, the cooling pump provided with the cold water equipment and the ventilation equipment of the safety factory building cooling equipment are arranged in an overground layer of an auxiliary equipment area, the overground layer of the auxiliary equipment area further comprises a plurality of pipelines for arranging connecting pipelines of related mechanical equipment, and a plurality of hanging holes are formed in a floor slab between the underground layer of the special safety equipment area and the overground layer so as to facilitate hanging of the mechanical equipment of the special safety system, and the ventilation equipment of the special safety system is arranged in the overground layer of the special safety equipment area.
14. The nuclear power plant safety plant as claimed in any one of claims 9 to 13, wherein,
the space of the electric instrument equipment area is divided into a main electric instrument equipment area and a main control area positioned above the main electric instrument equipment area,
the plane area of the main electricity meter equipment area comprises a plurality of electricity meter subareas which are in one-to-one correspondence with a plurality of groups of reactor protection and monitoring systems, the electricity meter equipment of each group of reactor protection and monitoring systems is arranged in the corresponding electricity meter subarea,
the main control equipment for monitoring the electric instrument equipment of each group of reactor protection and monitoring system is arranged in the main control area.
15. The nuclear power plant safety plant according to claim 14, wherein the space of the main electricity meter area is divided into three layers, namely an overground two layer, an overground three layer and an overground four layer in sequence from top to bottom,
the electricity meter device of each group of reactor protection and monitoring system comprises a monitoring device for monitoring a reactor core, a power supply device for supplying power to the monitoring device, and a storage battery for acquiring electricity from the power supply device and providing standby electricity for the power supply device,
the monitoring equipment of each group of reactor protection and monitoring system is arranged in four layers on the ground of the corresponding electric instrument partition, the power supply equipment of each group of reactor protection and monitoring system is arranged in three layers on the ground of the corresponding electric instrument partition, and the storage battery of each group of reactor protection and monitoring system is arranged in two layers on the ground of the corresponding electric instrument partition.
16. The nuclear power plant safety plant as claimed in claim 15, wherein,
the space of the main control area is divided into two layers, namely five layers on the ground and six layers on the ground,
the five layers on the ground comprise a main control room, a computer room, an isolated office, a toilet, a dressing room, a living area, a technical support center value long office, an early meeting room, a physical protection equipment room, a communication system storage battery exhaust room and an owner function room which are arranged around the main control room, the main control equipment is arranged in the main control room,
Six layers of the ground are provided with a fresh air chamber, a pressurized air supply machine room, a fluctuation box of a device cooling water system and a hoisting room of a main steam isolation valve,
the four layers on the ground further comprise main water supply pipeline areas for arranging main water supply pipelines, the five layers on the ground further comprise main steam pipeline areas corresponding to the main water supply pipeline areas for arranging main steam pipelines, and the six layers on the ground further comprise hoisting areas corresponding to the main water supply pipeline areas for hoisting the main water supply pipelines and the main water supply pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310392812.4A CN116543941A (en) | 2023-04-13 | 2023-04-13 | Nuclear power plant safety factory building and arrangement method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310392812.4A CN116543941A (en) | 2023-04-13 | 2023-04-13 | Nuclear power plant safety factory building and arrangement method thereof |
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| CN116543941A true CN116543941A (en) | 2023-08-04 |
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| CN202310392812.4A Pending CN116543941A (en) | 2023-04-13 | 2023-04-13 | Nuclear power plant safety factory building and arrangement method thereof |
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| CN (1) | CN116543941A (en) |
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