CN210164301U - High-level waste liquid evaporating system factory building arrangement structure - Google Patents
High-level waste liquid evaporating system factory building arrangement structure Download PDFInfo
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- CN210164301U CN210164301U CN201920268693.0U CN201920268693U CN210164301U CN 210164301 U CN210164301 U CN 210164301U CN 201920268693 U CN201920268693 U CN 201920268693U CN 210164301 U CN210164301 U CN 210164301U
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Abstract
The utility model provides a high-level radioactive waste liquid evaporation system plant layout structure, which is arranged in a subarea way according to a high-level radioactive waste liquid evaporation concentration part, a purification discharge part and a high-level radioactive concentrated liquid storage part, wherein in the high-level radioactive waste liquid evaporation concentration area, respective installation and maintenance halls are respectively arranged above a high-level radioactive evaporation feeding equipment room, a high-level radioactive waste liquid evaporator equipment room and a tail gas treatment equipment room; in the high-level concentrated solution storage area, an installation and maintenance hall is also arranged above the high-level concentrated solution storage equipment chamber; and a maintenance hole is reserved on the top plate of each equipment room, and a cover plate matched with the maintenance hole is further arranged. The utility model discloses in, the installation is put to the top equipartition of every equipment room and is overhauld the room, and the accessible overhauls the entrance to a cave and carries out overhaul of the equipments, changes and the work of retirement, has both effectively shielded radioactive substance, satisfies relevant operation flow demand again, has greatly improved the security of high waste liquid evaporating system of putting in operation, maintenance and retirement period.
Description
Technical Field
The utility model relates to a nuclear application technology field, concretely relates to high waste liquid vaporization system factory building arrangement structure of putting.
Background
The high-level radioactive waste liquid generated in the post-treatment process of the spent fuel contains transuranics and a large amount of fission products, and has the characteristics of strong radioactivity, high toxicity, long half-life radionuclide, strong corrosivity, large heat release, radioactive hydrogen generation and the like, so that the high-level radioactive waste liquid becomes the key point of radioactive waste treatment. In order to reduce the volume of waste liquid and minimize waste, and to reduce the cost of intermediate storage or further vitrification, the high level waste liquid is typically concentrated by evaporation and intermediate storage in a sump before being delivered for vitrification. Commercial post-treatment plants currently in operation include the argo plant in france, the threp plant in the uk, and the six post-treatment plants in japan, all of which are subjected to evaporative concentration treatment before the high level radioactive waste liquid is vitrified. The evaporation and concentration of the high-level radioactive waste liquid is an important production process of a spent fuel post-treatment workshop.
The high-level radioactive liquid waste evaporation concentrate has very high radioactivity level, and the activity concentration can reach 1013In the Bq/L order, the close approach of people can be irreversibly irradiated, and even the lethal dose can be reached. Therefore, in the process of evaporating the high-level radioactive waste liquid and storing the high-level radioactive concentrated liquid, the radioactive substances are effectively shielded, and the operation flow requirements of evaporating the high-level radioactive waste liquid are met.
However, the inventor finds that the existing high-level radioactive waste liquid evaporation system has the problems of insufficient safety, insufficient convenience, poor economical efficiency and the like during operation, overhaul and retirement in the aspect of plant layout.
SUMMERY OF THE UTILITY MODEL
The present invention has been made to solve, at least in part, the technical problems occurring in the prior art.
Solve the utility model discloses the technical scheme that technical problem adopted is:
the utility model provides a high-level radioactive waste liquid evaporation system plant layout structure, which is arranged in a subarea way according to a high-level radioactive waste liquid evaporation concentration part, a purification discharge part and a high-level radioactive concentrated liquid storage part, wherein in the high-level radioactive waste liquid evaporation concentration area, respective installation and maintenance halls are respectively arranged above a high-level radioactive evaporation feeding equipment room, a high-level radioactive waste liquid evaporator equipment room and a tail gas treatment equipment room; in the high-level concentrated solution storage area, an installation and maintenance hall is also arranged above the high-level concentrated solution storage equipment chamber; and a maintenance hole is reserved on the top plate of each equipment room, and a cover plate matched with the maintenance hole is further arranged.
Optionally, each installation and service hall is equipped with a crane.
Optionally, in the high-level radioactive waste liquid evaporative concentration zone, the high-level radioactive waste liquid evaporator equipment chamber and the high-level radioactive waste liquid evaporative feeding equipment chamber are arranged adjacently and have a height difference.
Optionally, in the high level radioactive waste liquid evaporative concentration zone, a first ventilation room is arranged between the high level radioactive waste liquid evaporator equipment room and the tail gas treatment equipment room, and is used for air supply and air exhaust of the high level radioactive waste liquid evaporator equipment room and the tail gas treatment equipment room.
Optionally, in the high-level radioactive waste liquid evaporation concentration area, a first reagent room and an instrument room are sequentially arranged above the first ventilation room from top to bottom; the first reagent room is used for conveying process reagents for the high-level radioactive waste liquid evaporator equipment room and the tail gas treatment equipment room; the instrument room is used for detecting and controlling various process parameters in the high-level discharge waste liquid evaporator equipment room and the tail gas treatment equipment room.
Optionally, in the high-level radioactive waste liquid evaporation concentration area, a tail gas treatment auxiliary room is arranged below the tail gas treatment equipment room and used for collecting steam condensate generated by heating of the evaporator; a first process auxiliary room is arranged below the first ventilation room and used for arranging process pipelines and valves; an evaporation auxiliary room is arranged below the high-level waste liquid evaporator equipment room and is used for cooling an evaporation system.
Optionally, the high-level radioactive waste liquid evaporation concentration area is arranged adjacent to the high-level radioactive concentrated liquid storage area; and a second process auxiliary room is arranged between the high-level evaporation feeding equipment room and the high-level concentrated solution storage equipment room and is used for arranging process pipelines and valves.
Optionally, a second reagent room and a sampling room are sequentially arranged above the second process auxiliary room from top to bottom; the second reagent room is used for conveying the process reagent required by evaporation to the high-level evaporation feeding equipment room; the sampling room is used for sampling and analyzing the residual evaporation liquid and the evaporation condensate flowing into the high-level evaporation feeding equipment room through the sampling equipment arranged in the installation and maintenance hall above the high-level evaporation feeding equipment room.
Optionally, in the high-level concentrate storage area, two high-level concentrate storage equipment chambers are adopted, and a through-the-ground valve chamber is arranged between the two chambers; the upper parts of each high-level concentrated solution storage equipment chamber and the through-the-ground valve chamber are respectively provided with respective installation and maintenance halls; a maintenance hole is reserved in a top plate of the through-the-ground valve chamber, and a cover plate matched with the maintenance hole is further arranged.
Optionally, a second ventilation room is further disposed between the two high-level concentrate storage compartments, below the through-the-ground valve compartment, for air supply and exhaust of the two high-level concentrate storage compartments.
Has the advantages that:
1) the arrangement mode of the high-level discharge waste liquid evaporator equipment chamber and the high-level discharge evaporation feeding equipment chamber fully utilizes the high-level difference and the low-level difference to carry out arrangement, and is favorable for feeding of high-level discharge evaporation and receiving of evaporation condensate and distillation residue liquid;
2) the evaporation tail gas is required to be sent to a tail gas treatment equipment room from a high-level discharge waste liquid evaporator equipment room, and the arrangement mode of H-shaped equipment of the two equipment rooms is combined with the arrangement positions of a first ventilation room, an instrument room and a first reagent room, so that the high-level discharge evaporation tail gas treatment, the arrangement of an air supply and exhaust pipeline, the conveying of an evaporation necessary reagent and the detection and control of the instrument on various process parameters are facilitated;
3) process auxiliary rooms with different functions are arranged to provide more arrangement spaces for process pipelines;
4) the arrangement mode that the two high-level concentrated solution storage equipment chambers are symmetrically arranged on the two sides of the through-ground valve chamber and the second ventilation room is beneficial to the arrangement of material liquid process pipelines, and meanwhile, the normal maintenance of the through-ground valve can be ensured; the second ventilation room is arranged between the two high-level concentrated solution storage equipment rooms, so that air supply and exhaust pipelines are conveniently arranged;
5) maintenance holes are reserved on top plates of the high-level radioactive evaporation feeding equipment room, the high-level radioactive waste liquid evaporator equipment room, the tail gas treatment equipment room and the high-level radioactive concentrated liquid storage equipment room respectively, and cover plates are arranged to effectively protect rays;
6) the high-level radioactive waste liquid evaporation concentration area, the purification discharge area and the high-level radioactive waste liquid storage area are arranged more reasonably according to the partition arrangement form of radioactivity level, radioactive material liquid trend and stream and material flow control, the technological process of high-level radioactive waste liquid evaporation can be realized, the safety production and technological requirements can be realized, and the method is safe, convenient and fast and has good economical efficiency and provides reference for the arrangement mode of similar radioactive evaporation system plants.
Drawings
Fig. 1 is a schematic cross-sectional view of a plant layout structure of a high level radioactive waste liquid evaporation system provided by an embodiment of the present invention;
fig. 2 is the utility model provides a high waste liquid evaporating system factory building layout structure's plan view is put to height.
In the figure: 100-a high-level radioactive waste liquid evaporation concentration area; 200-a purge drain zone; 300-high-level concentrated solution storage area; 1-high-level evaporation feeding equipment chamber; 2-high level radioactive waste liquid evaporator equipment room; 3-a tail gas treatment equipment room; 4A, 4B-high-level concentrated solution storage equipment chambers; 5-a through-the-earth valve chamber; 6-a first ventilated room; 7-a second ventilated room; 11. 21, 31, 41A, 41B, 51-installation and maintenance hall; 61-first reagent room; 62-between the meters; 63-second reagent room; 64-between samples; 65-auxiliary room for tail gas treatment; 66-first process auxiliary room; 67-evaporative auxiliary rooms; 68-second Process auxiliary Room.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The embodiment of the utility model provides a high waste liquid evaporating system factory building layout structure of putting, concretely relates to complete, compacter, more reasonable feasible, safer convenient, more economic put the evaporation factory building layout mode. The process of the high-level radioactive waste liquid evaporation system comprises the following steps: after the high-level radioactive waste liquid received by the factory building is subjected to evaporation concentration treatment, the generated evaporation condensate with lower radioactivity is sent to a purification and discharge system for purification treatment and discharge, and the generated distillation residue liquid (namely the high-efficiency concentrated liquid) is sent to a high-level radioactive concentrated liquid storage system for temporary storage and is finally sent to a glass curing system for treatment.
The zonal arrangement such as according to radioactivity level, radioactivity feed liquid trend, stream of people logistics control in the factory building, generally according to high-level waste liquid evaporative concentration part, purify emission part and high-level concentrate storage part and carry out the zonal arrangement, as shown in fig. 2, specifically divide into high-level waste liquid evaporative concentration district 100, purify emission district 200 and high-level concentrate storage area 300, moreover, these three districts are two liang of adjacent settings on the plane, wherein the upper half district is the high-level concentrate buffer 300 that the radioactivity is the highest, the lower half district right side is high-level waste liquid evaporative concentration district 100, the left side is purifying emission district 200, the lower half district is weakened in proper order from right side to left radioactivity.
As shown in fig. 1, in the high level waste liquid evaporative concentration area 100, respective installation and maintenance halls 11, 21 and 31 are respectively arranged above the high level evaporative feeding equipment room 1, the high level waste liquid evaporator equipment room 2 and the tail gas treatment equipment room 3, namely, the installation and maintenance hall 11 is located above the high level evaporative feeding equipment room 1, the installation and maintenance hall 21 is located above the high level waste liquid evaporator equipment room 2, and the installation and maintenance hall 31 is located above the tail gas treatment equipment room 3. In the high-level concentrate storage area 300, an installation and inspection hall 41A/41B is also disposed above the high-level concentrate storage facility room 4A/4B. And each installation and maintenance hall is provided with a crane. And an access hole is reserved in the top plate of each equipment room, and a cover plate matched with the access hole is further arranged. In fig. 1, the direction of the arrows is the material flow direction.
Specifically, the high-level radioactive waste liquid evaporator is positioned in a high-level radioactive waste liquid evaporator equipment room 2 and is used for receiving a feed liquid continuously sent by a high-level radioactive evaporation feeding equipment room 1, evaporation tail gas generated by the high-level radioactive waste liquid evaporator enters a tail gas treatment equipment room 3 for purification treatment, and evaporation condensate generated by the tail gas treatment equipment returns to the high-level radioactive evaporation feeding equipment room 1; meanwhile, the residual liquid formed after the evaporation is finished is sent into the high-level evaporation feeding equipment room 1 by the high-level waste liquid evaporator. The evaporator is overhauled and replaced by a crane in an installation and overhaul hall 21 through an overhaul hole on the top plate of the high-level waste liquid evaporator equipment room 2.
The high-level-emission evaporation feeding equipment room 1 feeds materials to an evaporator and receives evaporation condensate and raffinate, and meanwhile, the received raffinate is sent to the high-level-emission concentrated solution storage equipment room 4A/4B to be stored. A maintenance hole is reserved on a top plate of the high-pressure evaporation feeding equipment room 1, and maintenance and equipment replacement are carried out through a crane in an installation and maintenance hall 11.
The evaporation tail gas that high level waste liquid evaporimeter equipment room 2 sent is handled in tail gas treatment equipment room 3, and the evaporation condensate who produces after handling is sent to high level evaporation feeding equipment room 1, and 3 roofs in the tail gas treatment equipment room reserve and have the maintenance entrance to a cave, overhauls and equipment replacement through the hoist in the installation and maintenance room 31. And (4) sending the evaporation condensate formed after the multi-stage evaporation treatment to a purification discharge area for purification treatment and discharging.
The high-level concentrated solution storage equipment room 4A/4B receives the residual distillation liquid sent by the high-level evaporation feeding equipment room 1, a maintenance hole is reserved on the top plate of the high-level concentrated solution storage equipment room, and maintenance and equipment replacement are carried out through a crane in an installation maintenance hall 41.
In this embodiment, at high evaporation feeding equipment room 1, high waste liquid evaporimeter equipment room 2, the maintenance entrance to a cave is reserved respectively to the roof of tail gas treatment equipment room 3 and high concentrated solution storage equipment room 4A/4B of putting, and be equipped with the apron, can effectively carry out the protection of ray, the installation maintenance room is put to the top equipartition of every equipment room, accessible maintenance entrance to a cave carries out the overhaul of the equipments, change and decommissioning work, both effectively shield radioactive substance, satisfy relevant operation flow demand again, the security of high waste liquid evaporating system in operation, overhaul and the during the decommissioning has greatly been improved.
As shown in fig. 1, in the high level waste liquid evaporative concentration section 100, the high level waste liquid evaporator apparatus chamber 2 is disposed adjacent to the high level evaporative feeding apparatus chamber 1 with a height difference. Specifically, the ground of the high level waste liquid evaporator apparatus chamber 2 is higher than the ground of the high level evaporation feeding apparatus chamber 1, and the top plate of the high level waste liquid evaporator apparatus chamber 2 is higher than the top plate of the high level evaporation feeding apparatus chamber 1.
In this embodiment, the arrangement of the high-level discharge waste liquid evaporator equipment chamber 2 and the high-level discharge evaporation feeding equipment chamber 1 makes full use of the difference between the high level and the low level, which is beneficial to the feeding of the high-level discharge evaporation and the receiving of the evaporation condensate and the distillation residue liquid.
As shown in fig. 1, in the high level radioactive waste liquid evaporative concentration zone 100, a first ventilation room 6 is disposed between the high level radioactive waste liquid evaporator apparatus room 2 and the tail gas treatment apparatus room 3, that is, the first ventilation room 6 is located between the high level radioactive waste liquid evaporator apparatus room 2 and the tail gas treatment apparatus room 3, and is used for air supply and air exhaust of the high level radioactive waste liquid evaporator apparatus room 2 and the tail gas treatment apparatus room 3. The first ventilated room 6 may also be referred to as a red zone ventilated room.
As shown in fig. 1, in the high level waste liquid evaporative concentration area 100, a first reagent room 61 and a meter room 62 are arranged in this order from the top to the bottom above the first ventilation room 6, and the first reagent room 61 and the meter room 62 are located between the installation and maintenance hall 31 and the installation and maintenance hall 21. The first reagent room 61 is used for delivering the required process reagents for the high level waste evaporator unit 2 and the off-gas treatment unit 3. The instrument room 62 is used for detecting and controlling various process parameters in the high-level waste liquid evaporator equipment room 2 and the tail gas treatment equipment room 3.
In this embodiment, the evaporation tail gas needs to be sent from the high-level-emission waste liquid evaporator chamber 2 to the tail gas treatment chamber 3, and the arrangement mode of the H-shaped devices of the two chambers is combined with the arrangement positions of the red-region ventilation room 6, the instrument room 62 and the first reagent room 61, so as to be beneficial to the high-level-emission evaporation tail gas treatment, the arrangement of the air supply and exhaust pipelines, the transportation of the necessary evaporation reagents and the detection and control of the instruments on various process parameters.
As shown in fig. 1, in the high level radioactive waste liquid evaporative concentration zone 100, an associated exhaust gas treatment auxiliary room 65 for collecting steam condensate generated by the evaporator heating is disposed below the exhaust gas treatment equipment room 3. Below the first ventilation room 6 is arranged a first process auxiliary room 66 for arranging process piping and valves. An evaporation auxiliary room 67 is disposed below the high level waste liquid evaporator apparatus chamber 2, and the evaporation auxiliary room 67 is a cooling water room for cooling of the evaporation system.
As shown in FIG. 1, a second process auxiliary room 68 for arranging process piping and valves is disposed between the high-level evaporative feeder compartment 1 and the high-level concentrate storage compartment 4A/4B.
In this embodiment, the process auxiliary rooms 66 and 68 having different functions are provided to provide more space for the process piping.
As shown in fig. 1, a second reagent room 63 and a sampling room 64 are sequentially arranged above the second process auxiliary room 68 from top to bottom, and the second reagent room 63 and the sampling room 64 are arranged adjacent to the installation and maintenance hall 11 and are located above and to the right of the high-level evaporation and supply equipment room 1. The second reagent chamber 63 is used to transport the process reagents required for evaporation to the high-level evaporation feeder cell 1. The sampling room 64 is used for sampling and analyzing the raffinate and the evaporative condensate flowing into the high-level evaporative feeding apparatus chamber 1 by a sampling apparatus provided in the installation and maintenance hall 11.
As shown in fig. 1, in the high-level concentrate storage area 300, two high-level concentrate storage chambers, a high-level concentrate storage chamber 4A and a high-level concentrate storage chamber 4B, are used, and a ground valve chamber 5 is disposed therebetween. A plurality of ground penetrating valve chambers 5 are arranged in the ground penetrating valve chamber for controlling the transmission and receiving of the feed liquid. And respective installation and maintenance halls 41A/41B and 51 are respectively arranged above each high-level concentrated solution storage equipment chamber 4A/4B and the through-ground valve chamber 5, namely the installation and maintenance hall 41A is positioned above the high-level concentrated solution storage equipment chamber 4A, the installation and maintenance hall 41B is positioned above the high-level concentrated solution storage equipment chamber 4B, and the installation and maintenance hall 51 is positioned above the through-ground valve chamber 5. A maintenance hole is reserved in the top plate of the through-the-ground valve chamber 5, a cover plate matched with the maintenance hole is further arranged, and the through-the-ground valve is maintained and replaced through a crane maintenance container in the installation maintenance hall 51.
Of course, those skilled in the art may also arrange only one high-level concentrated solution storage device chamber or more high-level concentrated solution storage device chambers in the high-level concentrated solution storage area according to the actual situation, wherein an independent installation and maintenance hall is arranged above each high-level concentrated solution storage device chamber. If only one high-level concentrate storage facility room is provided, it is not necessary to provide the through-floor valve room 5 and the installation and maintenance hall 51 above it.
In this embodiment, the installation and maintenance halls 11, 21, 31, 41A, 4B, and 51 are each equipped with a crane.
As shown in fig. 1, a second ventilation room 7 is further disposed between the two high-level concentrate storage compartments 4A and 4B, below the floor-penetrating valve compartment 5, for supplying and exhausting air to and from the two high-level concentrate storage compartments 4A and 4B. It can be seen that the two high-level concentrate storage facilities 4A and 4B are arranged symmetrically with the through-the-ground valve compartment 5 and the second vent compartment 7 therebetween.
In the embodiment, the arrangement mode that the two high-level concentrated solution storage equipment chambers 4A and 4B are symmetrically arranged at two sides of the through-ground valve chamber 5 and the second ventilation room 7 is beneficial to the arrangement of a feed liquid process pipeline, and meanwhile, the normal maintenance of the through-ground valve can be ensured; the second ventilation room 7 is arranged between the two high-level concentrated solution storage equipment chambers 4A and 4B, so that the arrangement of an air supply pipeline and an air exhaust pipeline is convenient.
To sum up, the utility model provides a high-level radioactive liquid waste evaporation concentration area, purification discharge area and high-level radioactive liquid concentrate storage area in the high-level radioactive liquid waste evaporation system plant layout structure make the plant layout more reasonable according to the subregion arrangement form of radioactivity level, radioactive liquid trend, stream material flow control, can realize the technological process of high-level radioactive liquid waste evaporation, can realize safety in production and technological requirement, and safe, convenient, economic nature is good, provides the reference for the arrangement mode of similar radioactive liquid waste evaporation system plant; in addition, the arrangement of movable parts of the evaporation system, the optimization of a maintenance mode, the setting of a maintenance path, the design of a through-the-ground valve, a through-the-wall pipeline and the like are particularly paid attention to in the design process of the high-level radioactive waste liquid evaporation engineering, so that a safer, more convenient and more economical plant layout mode is provided, and the safety of the plant during the operation, the overhaul and the retirement is improved in the layout mode.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (10)
1. A high-level radioactive waste liquid evaporation system factory building layout structure is characterized in that in a high-level radioactive waste liquid evaporation concentration area, a high-level radioactive waste liquid feeding equipment room, a high-level radioactive waste liquid evaporator equipment room and a tail gas treatment equipment room are respectively provided with respective installation and maintenance halls above the high-level radioactive waste liquid evaporation concentration area, the purification and discharge area and the high-level radioactive waste liquid storage area; in the high-level concentrated solution storage area, an installation and maintenance hall is also arranged above the high-level concentrated solution storage equipment chamber; and a maintenance hole is reserved on the top plate of each equipment room, and a cover plate matched with the maintenance hole is further arranged.
2. Plant arrangement according to claim 1, characterized in that each installation and service hall is equipped with a crane.
3. The plant arrangement structure according to claim 1, characterized in that in the high level waste liquid evaporation and concentration zone, the high level waste liquid evaporator equipment chamber and the high level evaporation feeding equipment chamber are arranged adjacently and have a height difference.
4. The plant arrangement according to claim 1, characterized in that in the high level radioactive waste liquid evaporative concentration zone, a first ventilation room is arranged between the high level radioactive waste liquid evaporator equipment room and the tail gas treatment equipment room, and is used for air supply and exhaust of the high level radioactive waste liquid evaporator equipment room and the tail gas treatment equipment room.
5. The plant layout structure according to claim 4, wherein in the high-level radioactive waste liquid evaporation and concentration area, a first reagent room and an instrument room are sequentially arranged above a first ventilation room from top to bottom; the first reagent room is used for conveying process reagents for the high-level radioactive waste liquid evaporator equipment room and the tail gas treatment equipment room; the instrument room is used for detecting and controlling various process parameters in the high-level discharge waste liquid evaporator equipment room and the tail gas treatment equipment room.
6. The plant arrangement structure according to claim 4, characterized in that in the high level radioactive waste liquid evaporative concentration zone, an exhaust gas treatment auxiliary room is arranged below the exhaust gas treatment equipment room and used for collecting steam condensate water generated by the heating of the evaporator; a first process auxiliary room is arranged below the first ventilation room and used for arranging process pipelines and valves; an evaporation auxiliary room is arranged below the high-level waste liquid evaporator equipment room and is used for cooling an evaporation system.
7. The plant arrangement structure according to claim 1, characterized in that the high level radioactive waste liquid evaporative concentration zone is arranged adjacent to the high level radioactive concentrated liquid storage zone; and a second process auxiliary room is arranged between the high-level evaporation feeding equipment room and the high-level concentrated solution storage equipment room and is used for arranging process pipelines and valves.
8. The plant arrangement structure according to claim 7, wherein a second reagent room and a sampling room are arranged above the second process auxiliary room in sequence from top to bottom; the second reagent room is used for conveying the process reagent required by evaporation to the high-level evaporation feeding equipment room; the sampling room is used for sampling and analyzing the residual evaporation liquid and the evaporation condensate flowing into the high-level evaporation feeding equipment room through the sampling equipment arranged in the installation and maintenance hall above the high-level evaporation feeding equipment room.
9. The plant arrangement according to any one of claims 1 to 8, characterized in that in the high-level concentrate storage area, two high-level concentrate storage facility compartments are used, between which a through-floor valve compartment is arranged; the upper parts of each high-level concentrated solution storage equipment chamber and the through-the-ground valve chamber are respectively provided with respective installation and maintenance halls; a maintenance hole is reserved in a top plate of the through-the-ground valve chamber, and a cover plate matched with the maintenance hole is further arranged.
10. The plant arrangement of claim 9, wherein a second ventilation room is further disposed between the two high level concentrate storage compartments, below the through-floor valve compartment, for supply and exhaust of air from the two high level concentrate storage compartments.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920268693.0U CN210164301U (en) | 2019-03-01 | 2019-03-01 | High-level waste liquid evaporating system factory building arrangement structure |
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| CN201920268693.0U CN210164301U (en) | 2019-03-01 | 2019-03-01 | High-level waste liquid evaporating system factory building arrangement structure |
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