CN212681029U - Resin regenerating unit for nuclear power station - Google Patents
Resin regenerating unit for nuclear power station Download PDFInfo
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- CN212681029U CN212681029U CN202020667594.2U CN202020667594U CN212681029U CN 212681029 U CN212681029 U CN 212681029U CN 202020667594 U CN202020667594 U CN 202020667594U CN 212681029 U CN212681029 U CN 212681029U
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Abstract
The utility model belongs to the technical field of the nuclear power station specialized tool, especially, relate to a resin regenerating unit for nuclear power station. The resin regeneration device for the nuclear power station comprises a resin regeneration tank, a purified water tank, an air compressor, a regeneration liquid tank and a resin transmission device for automatically conveying resin into the resin regeneration tank; the water outlet of the water purifying tank is respectively connected with the forward washing inlet, the backwashing inlet and the liquid inlet of the resin conveying device; the liquid outlet of the resin conveying device is connected with the raw material inlet; the air compressor is connected with the air inlet; the forward washing outlet and the back washing outlet are both connected with an external waste liquid tank; the liquid outlet of the regeneration liquid tank is connected with the regeneration liquid inlet. The design of the resin regenerating device for the nuclear power station reduces the labor cost of workers of the nuclear power station and guarantees the personal safety of the workers of the nuclear power station. In addition, the resin regeneration device for the nuclear power station also improves the resin regeneration efficiency and reduces the resin regeneration cost.
Description
Technical Field
The utility model belongs to the technical field of the nuclear power station specialized tool, especially, relate to a resin regenerating unit for nuclear power station.
Background
The nuclear power plant uses a lot of industrial water everyday to cool, flush and the like the nuclear power plant equipment, and the used industrial water can remove cations and anions in the water through cation conversion resin or anion conversion resin, so that the purification and the reutilization of the industrial water are realized, and the waste of water resources is reduced. As the time for purifying the industrial water by the resin is prolonged, the resin reaches a saturated state and loses the capability of replacing ions in the industrial water, and in the state, the resin can recover the purifying and adsorbing capability after regeneration. Resin regenerating unit among the prior art is when regenerating the resin, and operating personnel need carry old resin manual work to the resin regeneration jar in, because resin regeneration jar has certain height, operating personnel need consume very big manpower at the in-process of carrying the resin, and has certain safety risk.
Disclosure of Invention
The utility model discloses resin regenerating unit needs artifical transport resin material and the human cost who causes is high, the big scheduling problem of safe risk among the prior art, provides a resin regenerating unit for nuclear power station.
In view of the above technical problem, an embodiment of the present invention provides a resin regeneration device for a nuclear power station, including a resin regeneration tank, a purified water tank, an air compressor, a regeneration liquid tank, and a resin transfer device for automatically transferring resin into the resin regeneration tank; the resin regeneration tank is provided with a forward washing inlet, a forward washing outlet, a backwashing inlet, a backwashing outlet, an air inlet, a raw material inlet and a regeneration liquid inlet; the height position of the forward washing inlet on the resin regeneration tank is higher than that of the forward washing outlet on the resin regeneration tank; the height position of the backwashing inlet on the resin regeneration tank is lower than that of the backwashing outlet on the resin regeneration tank; the air inlet is positioned at the bottom of the resin regeneration tank;
the water outlet of the water purifying tank is respectively connected with the forward washing inlet, the backwashing inlet and the liquid inlet of the resin conveying device; the liquid outlet of the resin conveying device is connected with the raw material inlet; the air compressor is connected with the air inlet; the forward washing outlet and the back washing outlet are both connected with an external waste liquid tank; and the liquid outlet of the regeneration liquid tank is connected with the regeneration liquid inlet.
Optionally, the resin transfer device comprises a resin input tank and an ejector connected to the resin input tank; the liquid inlet and the liquid outlet are communicated with the resin input tank through the ejector.
Optionally, the resin regeneration device for the nuclear power plant further comprises a four-way pipe having a first end, a second end, a third end and a fourth end; the water outlet of the water purifying tank is connected with the first end of the four-way pipe, the liquid inlet of the resin transmission device is connected with the second end of the four-way pipe, and the backwashing inlet of the resin regeneration tank is connected with the third end of the four-way pipe; and a forward washing inlet of the resin regeneration tank is connected with the fourth end of the four-way pipe.
Optionally, a first pipeline is arranged between the first end of the four-way pipe and the water outlet of the purified water tank, and a first valve is arranged on the first pipeline; a second pipeline is arranged between the second end of the four-way pipe and the liquid inlet of the resin conveying device, and a second valve is arranged on the second pipeline; a third pipeline is arranged between the third end of the four-way pipe and a backwashing inlet of the resin conveying device, and a third valve is arranged on the third pipeline; and a fourth pipeline is arranged between the fourth end of the four-way pipe and the forward washing inlet of the resin transmission device, and a fourth valve is arranged on the fourth pipeline.
Optionally, the first valve, the second valve, the third valve and the fourth valve are all solenoid valves.
Optionally, a resin discharge port is further formed in the bottom of the resin regeneration tank, and the resin regeneration device for the nuclear power plant further comprises a resin discharge pipeline communicated with the resin regeneration tank through the resin discharge port.
Optionally, a fifth valve is arranged on the resin discharge pipeline.
Optionally, the resin regeneration tank is provided with a first filter for filtering resin at a forward washing outlet.
Optionally, a backwash outlet of the resin regeneration tank is fitted with a second filter for filtering resin.
Optionally, a main washing liquid drainage pipeline is arranged between the main washing outlet of the resin regeneration tank and the waste liquid tank, and a sixth valve is arranged on the main washing liquid drainage pipeline.
Optionally, a backwash liquid discharge pipeline is arranged between a backwash outlet of the resin regeneration tank and the waste liquid tank, and a seventh valve is arranged on the backwash liquid discharge pipeline.
In the utility model, a resin transmission device is arranged on a pipeline between the raw material inlet between the purified water tank and the resin regeneration tank, and a nuclear power station operator can add resin into the resin regeneration tank through the resin transmission device, in the process, the purified water input by the purified water tank is utilized to automatically input the resin in the resin transmission device into the raw material inlet of the resin regeneration tank, so that the automatic feeding of the resin regeneration tank is completed; therefore, the design of the resin regeneration device for the nuclear power station reduces the labor cost of workers of the nuclear power station and guarantees the personal safety of the workers of the nuclear power station. In addition, the resin regeneration device for the nuclear power station also improves the resin regeneration efficiency and reduces the resin regeneration cost.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of a resin regeneration apparatus for a nuclear power plant according to an embodiment of the present invention;
fig. 2 is an enlarged schematic configuration diagram of a part a of the resin regeneration apparatus for a nuclear power plant shown in fig. 1.
The reference numerals in the specification are as follows:
1. a resin regeneration tank; 11. a forward washing inlet; 12. a forward washing outlet; 13. a backwash inlet; 14. a backwash outlet; 15. an air inlet; 16. a raw material inlet; 17. a regeneration liquid inlet; 18. a resin discharge port; 2. A water purifying tank; 3. an air compressor; 4. a regeneration liquid tank; 5. a resin transfer device; 51. a resin input tank; 52. An ejector; 6. a four-way pipe; 61. a first end; 62. a second end; 63. a third end; 64. a fourth end; 71. a first conduit 711, a first valve; 72. a second conduit; 721. a second valve; 73. a third pipeline; 731. a third valve; 74. a fourth conduit; 741. a fourth valve; 75. a resin discharge line; 751. a fifth valve; 76. a liquid discharge pipeline is washed positively; 761. a sixth valve; 77. backwashing the liquid discharge pipeline; 771. a seventh valve; 8. an external waste tank.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the utility model provides a resin regenerating unit for nuclear power station, which comprises a resin regenerating tank 1, a purified water tank 2, an air compressor 3, a regenerated liquid tank 4 and a resin conveying device 5 for automatically conveying resin into the resin regenerating tank 1; the resin regeneration tank 1 is provided with a forward washing inlet 11, a forward washing outlet 12, a backwashing inlet 13, a backwashing outlet 14, an air inlet 15, a raw material inlet 16 and a regeneration liquid inlet 17; the height position of the forward washing inlet 11 on the resin regeneration tank 1 is higher than that of the forward washing outlet 12 on the resin regeneration tank 1; the height position of the backwashing inlet 13 on the resin regeneration tank 1 is lower than the height position of the backwashing outlet on the resin regeneration tank 1 at 14; the air inlet 15 is positioned at the bottom of the resin regeneration tank 1; it is understood that the resin regeneration tank 1 can regenerate cation resin and can also regenerate anion resin; when cation resin is regenerated, hydrochloric acid water is fed into the resin regeneration tank 1 from the regeneration liquid tank 4, and hydrochloric acid water is removed from the resin regeneration tank 1 from the forward washing inlet 11 and the backwashing inlet 13 from the clean water tank 2; when anion resin is regenerated, the regeneration liquid tank 4 inputs sodium hydroxide into the resin regeneration tank 1, and the clean water tank 2 inputs sodium hydroxide removal water into the forward washing inlet 11 and the reverse washing inlet 13 of the resin regeneration tank 1. As shown in fig. 1, the forward washing outlet 12, the backwashing inlet 13 and the air inlet 15 may share one port of the resin regeneration tank 1 (in the present invention, the forward washing outlet 12, the backwashing inlet 13 and the air inlet 15 may also be three ports respectively provided on the resin regeneration tank 1, or any two of the forward washing outlet 12, the backwashing inlet 13 and the air inlet 15 may also share one port). When the forward wash outlet 12, the backwash inlet 13 and the air inlet 15 share one port, different work flows of the resin regeneration device for the power station can be controlled by closing valves on the pipeline.
Preferably, in an embodiment, the forward wash inlet 11, the backwash outlet 14, the raw material inlet 16 and the regeneration liquid inlet 17 are arranged at the top of the resin regeneration tank 1; the forward washing outlet 12, the backwashing inlet 13 and the air inlet 15 are arranged at the bottom of the resin regeneration tank 1.
The water outlet of the water purifying tank 2 is respectively connected with the forward washing inlet 11, the reverse washing inlet 13 and the liquid inlet of the resin conveying device 5 (respectively connected through pipelines); the liquid outlet of the resin conveying device 5 is connected with the raw material inlet 16 (connected through a pipeline); the air compressor 3 is connected with the air inlet 15 (connected through a pipeline); the forward washing outlet 12 and the backwashing outlet 14 are both connected with an external waste liquid tank 8 (both are connected through a pipeline); the liquid outlet of the regeneration liquid tank 4 is connected with the regeneration liquid inlet 18.
In the utility model, a resin transmission device 5 is arranged on a pipeline between the raw material inlet 16 between the purified water tank and the resin regeneration tank 1, the nuclear power station operator can add resin into the resin regeneration tank 1 through the resin transmission device 5, and the purified water input by the purified water tank is utilized to automatically input the resin in the resin transmission device 5 into the raw material inlet 16 of the resin regeneration tank 1, so that the automatic feeding of the resin regeneration tank 1 is completed; therefore, the problem that the resin regeneration tank 1 consumes a lot of manpower and has high safety risk due to the fact that the height of the resin regeneration tank 1 is higher when resin is added into the resin regeneration tank 1 after workers of the nuclear power plant climb up the resin regeneration tank 1 is avoided, and the design of the resin regeneration device for the nuclear power plant guarantees personal safety of the workers of the nuclear power plant while the labor cost of the workers of the nuclear power plant is reduced. In addition, the resin regeneration device for the nuclear power station also improves the resin regeneration efficiency and reduces the resin regeneration cost.
In one embodiment, as shown in fig. 1, the resin transfer device 5 comprises a resin input tank 51 and an ejector 52 connected to the resin input tank 51; the liquid inlet and the liquid outlet are both communicated with the resin input tank 51 through the ejector 52. It is to be understood that the ejector 52 includes a nozzle, a suction chamber, and a diffuser pipe, the suction chamber is a portion where the resin input tank 51 is connected to the ejector 52, the nozzle is the liquid outlet, and the diffuser pipe is a body of the ejector 52; specifically, since the height of the resin input tank 51 is not high, the nuclear power plant operator can input resin into the ejector 52 through the resin input tank 51, the resin and the purified water flowing from the purified water tank 2 are mixed and pressurized in the diffuser pipe of the ejector 52, and then are injected into the resin regeneration tank 1 from the nozzle of the ejector 52, thereby completing the automatic charging of the resin regeneration tank 1. The ejector 52 and the resin input tank 51 have the advantages of simple structure, low cost, convenience in installation and the like, so that the manufacturing cost of the resin regeneration device for the nuclear power station is reduced, and the operation of workers in the nuclear power station is facilitated.
In one embodiment, as shown in fig. 1 and 2, the resin regeneration device for a nuclear power plant further includes a four-way pipe 6 having a first end 61, a second end 62, a third end 63, and a fourth end 64; the water outlet of the purified water tank 2 is connected with the first end 61 of the four-way pipe 6, the liquid inlet of the resin transmission device 5 is connected with the second end 62 of the four-way pipe 6, and the backwashing inlet 13 of the resin regeneration tank 1 is connected with the third end 63 of the four-way pipe 6; the forward wash inlet 11 of the resin regeneration tank 1 is connected to the fourth end of the four-way pipe 6. It will be appreciated that the purified water from the clean water tank 2 can be split into three branches by the four-way pipe 6: one path of the resin is driven by the second end 62 of the four-way pipe 6 to be input from the resin transmission device 5 and is automatically input into the raw material inlet 16 of the resin regeneration tank 1, so that the automatic feeding of the resin regeneration tank 1 is completed; the other path is input to a backwashing inlet 13 of the resin regeneration tank 1 through a third end 63 of the four-way pipe 6, so that backwashing water addition of the resin regeneration tank 1 is completed; the last path is input to the forward wash inlet 11 of the resin regeneration tank 1 through the fourth end 64 of the resin regeneration tank 1, thereby completing the forward wash addition of the resin regeneration tank 1. The four-way pipe 6 has simple structure and convenient installation, thereby reducing the manufacturing cost of the resin regenerating device for the nuclear power station.
In one embodiment, as shown in fig. 1, a first pipe 71 is arranged between the first end 61 of the four-way pipe 6 and the water outlet of the fresh water tank 2, and a first valve 711 is arranged on the first pipe 71; a second pipeline 72 is arranged between the second end 62 of the four-way pipe 6 and the liquid inlet of the resin conveying device 5, and a second valve 721 is arranged on the second pipeline 72; a third pipeline 73 is arranged between the third end 63 of the four-way pipe 6 and the backwashing inlet 13 of the resin conveying device 5, and a third valve 731 is arranged on the third pipeline 73; a fourth pipeline 74 is arranged between the fourth end 64 of the four-way pipe 6 and the forward washing inlet 11 of the resin conveying device 5, and a fourth valve 741 is arranged on the fourth pipeline 74. It is understood that the resin input step, the forward washing water adding step and the reverse washing water adding step of the resin regeneration tank 1 are operated at different time periods, and the second valve 721, the third valve 731 and the fourth valve 741 are arranged to ensure the orderly operation of the resin regeneration tank 1, thereby preventing the resin regeneration step of the resin regeneration tank 1 from being disordered.
In one embodiment, as shown in fig. 1, the first valve 711, the second valve 721, the third valve 731, and the fourth valve 741 are all solenoid valves. It is to be understood that the first valve 711, the second valve 721, the third valve 731 and the fourth valve 741 may be manual valves. It is understood that, when the first valve 711, the second valve 721, the third valve 731, and the fourth valve 741 are all manual valves, there is no need to provide an automatic on-off control system associated therewith, and thus the manufacturing cost of the resin regeneration apparatus for a nuclear power plant can be reduced; when the first valve 711, the second valve 721, the third valve 731 and the fourth valve 741 are all solenoid valves, the solenoid valves can automatically control the opening and closing of the normally closed solenoid valves through a control system in communication connection with the normally closed solenoid valves, so that the operation of nuclear power plant workers is facilitated, and the working efficiency of the nuclear power plant workers is improved.
In an embodiment, as shown in fig. 1, the resin regeneration tank 1 is further provided with a resin discharge port 18 at the bottom, and the resin regeneration apparatus for a nuclear power plant further includes a resin discharge pipe 75 communicating with the resin regeneration tank 1 through the resin discharge port 18. It is understood that the resin regeneration tank 1 is provided with the resin discharge port 18 exclusively for discharging the resin, thereby preventing the resin in the resin regeneration tank 1 from being discharged from the forward washing outlet 12, and further contributing to the purity of the regenerated resin and the quality of the regenerated resin of the resin regeneration apparatus for a nuclear power plant. Preferably, a fifth valve 751 is provided on the resin discharge pipe 75. By closing the fifth valve 751, normal performance of procedures such as forward washing and backwashing of the resin in the resin regeneration tank 1 can be ensured (that is, during the forward washing drainage and backwashing drainage of the resin regeneration tank 1, the fifth valve 751 closes the resin discharge pipe 75, and only during the resin discharge from the resin regeneration tank 1, the fifth valve 751 opens the resin discharge pipe 75), so that the resin in the resin regeneration tank 1 is not discharged from the resin discharge port 18 during the resin backwashing and forward washing in the resin regeneration tank 1.
In one embodiment, as shown in fig. 1, the forward wash outlet 12 of the resin regeneration tank 1 is fitted with a first filter (not shown) for filtering the resin. Preferably, a second filter (not shown) for filtering the resin is installed at the backwashing outlet 14 of the resin regeneration tank 1. It can be understood that the arrangement of the first filter and the second filter can ensure that the resin in the resin regeneration tank 1 is kept in the resin regeneration tank 1 during the process of performing the positive washing drainage and the back washing drainage of the resin regeneration device, and the resin is not discharged from the positive washing outlet 12 and the back washing outlet 14. In addition, the first filter is arranged at the position of the forward washing outlet 12 of the resin regeneration tank 1, so that the resin in the resin regeneration tank 1 can be subjected to forward washing for multiple times and drained after forward washing, and compared with the forward washing in which a large amount of water is input once in the resin regeneration pipe, the forward washing water of the resin regeneration tank 1 can be saved by the forward washing for multiple times; compared with the mode that a large amount of purified water is input into the resin regeneration tank 1 at one time, the resin regeneration time can be shortened through multiple forward washing, and the resin regeneration efficiency of the resin regeneration device of the nuclear power station is improved.
In one embodiment, as shown in fig. 1, a front washing liquid discharge pipeline 76 is disposed between the front washing outlet 12 of the resin regeneration tank 1 and the waste liquid tank, and a sixth valve 761 is disposed on the front washing liquid discharge pipeline 76. Preferably, a backwash liquid discharge pipe 77 is provided between the backwash outlet 14 of the resin regeneration tank 1 and the waste liquid tank, and a seventh valve 771 is provided on the backwash liquid discharge pipe 77. It can be understood that the design of the fifth valve 751 and the sixth valve 761 can ensure the orderly drainage of the resin regeneration tank 1 for forward washing and back washing, and preferably, the fifth valve 751 and the sixth valve 761 can be both solenoid valves or manual valves, when the fifth valve 751 and the sixth valve 761 are both the manual valves, the manual valves do not need to be provided with automatic switch control systems matched with the manual valves, so the manufacturing cost of the resin regeneration device for the nuclear power plant can be reduced; when the fifth valve 751 and the sixth valve 761 are both solenoid valves, the solenoid valves can be automatically controlled to open and close by a control system in communication connection with the normally-closed solenoid valves, so that the operation of workers is facilitated, and the working efficiency of the workers is improved.
To better explain the function of the resin regeneration device for a nuclear power plant, the resin regeneration step of the resin regeneration device for a nuclear power plant is specifically described below:
the method comprises the following steps: the first valve 711 and the second valve 721 are opened, the third valve 731 and the fourth valve 741 are closed, and the purified water introduced into the purified water tank 2 is introduced into the resin regeneration tank 1 through the resin introduced by the resin transfer means 5.
Step two: and the air compressor 3 is opened, and high-pressure air is introduced to the lower end of the resin regeneration tank 1, so that the resin in the resin regeneration tank 1 is tumbled and washed. This step is to wash off relatively large particles adhering to the surface of the resin.
Step three: the first valve 711 and the third valve 731 are opened, the second valve 721 and the fourth valve 741 are closed, and the clean water tank 2 supplies the clean water to the backwash inlet 13 of the resin regeneration tank 1, so that the seventh valve 771 is opened after the resin in the resin regeneration tank 1 is backwashed, and the waste water in the resin regeneration tank 1 is discharged. The step of removing the particulate matter suspended in the resin regeneration tank 1 from the resin regeneration tank 1
Step four: and opening the regeneration liquid tank 4, introducing regeneration liquid into the resin regeneration tank 1, and adjusting the pH value and the like of the resin in the resin regeneration tank 1.
Step five: the first valve 711 and the fourth valve 741 are opened, the second valve 721 and the third valve 731 are closed, and the clean water tank 2 supplies the purified water to the forward washing inlet 11 of the resin regeneration tank 1, so that the resin in the resin regeneration tank 1 is forward washed, and then the sixth valve 761 is opened to discharge the waste water in the resin regeneration tank 1.
Step six: the fifth valve 751 is opened to discharge the resin that has been regenerated in the resin regeneration tank 1, thereby completing the resin regeneration function of the resin regeneration apparatus for a nuclear power plant.
The above description is only an embodiment of the resin regenerating device for nuclear power plant, and is not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A resin regeneration device for a nuclear power station is characterized by comprising a resin regeneration tank, a clean water tank, an air compressor, a regeneration liquid tank and a resin conveying device for automatically conveying resin into the resin regeneration tank; the resin regeneration tank is provided with a forward washing inlet, a forward washing outlet, a backwashing inlet, a backwashing outlet, an air inlet, a raw material inlet and a regeneration liquid inlet; the height position of the forward washing inlet on the resin regeneration tank is higher than that of the forward washing outlet on the resin regeneration tank; the height position of the backwashing inlet on the resin regeneration tank is lower than that of the backwashing outlet on the resin regeneration tank; the air inlet is positioned at the bottom of the resin regeneration tank;
the water outlet of the water purifying tank is respectively connected with the forward washing inlet, the backwashing inlet and the liquid inlet of the resin conveying device; the liquid outlet of the resin conveying device is connected with the raw material inlet; the air compressor is connected with the air inlet; the forward washing outlet and the back washing outlet are both connected with an external waste liquid tank; and the liquid outlet of the regeneration liquid tank is connected with the regeneration liquid inlet.
2. The resin regenerating device for a nuclear power plant according to claim 1, characterized in that the resin transfer device includes a resin input tank and an ejector connected to the resin input tank; the liquid inlet and the liquid outlet are communicated with the resin input tank through the ejector.
3. The resin regenerating device for a nuclear power plant according to claim 1, further comprising a four-way pipe having a first end, a second end, a third end, and a fourth end; the water outlet of the water purifying tank is connected with the first end of the four-way pipe, the liquid inlet of the resin transmission device is connected with the second end of the four-way pipe, and the backwashing inlet of the resin regeneration tank is connected with the third end of the four-way pipe; and a forward washing inlet of the resin regeneration tank is connected with the fourth end of the four-way pipe.
4. The resin regenerating device for nuclear power plant as claimed in claim 3, wherein a first pipe is provided between the first end of the four-way pipe and the water outlet of the clean water tank, and the first pipe is provided with a first valve; a second pipeline is arranged between the second end of the four-way pipe and the liquid inlet of the resin conveying device, and a second valve is arranged on the second pipeline; a third pipeline is arranged between the third end of the four-way pipe and a backwashing inlet of the resin conveying device, and a third valve is arranged on the third pipeline; and a fourth pipeline is arranged between the fourth end of the four-way pipe and the forward washing inlet of the resin transmission device, and a fourth valve is arranged on the fourth pipeline.
5. The resin regenerating device for nuclear power plant according to claim 4, wherein the first valve, the second valve, the third valve, and the fourth valve are all solenoid valves.
6. The resin regeneration device for a nuclear power plant as recited in claim 1, further comprising a resin discharge port provided at a bottom of the resin regeneration tank, and a resin discharge pipe communicating with the resin regeneration tank through the resin discharge port.
7. The resin regenerating device for nuclear power plant as claimed in claim 6, wherein a fifth valve is provided on the resin discharge pipe.
8. The resin regenerating device for nuclear power plant according to claim 1, characterized in that a first filter for filtering resin is installed at a forward washing outlet of the resin regenerating tank; and/or
And a second filter for filtering the resin is arranged at the backwashing outlet of the resin regeneration tank.
9. The resin regenerating device for nuclear power plant according to claim 1, characterized in that a forward washing drain line is provided between the forward washing outlet of the resin regenerating tank and the waste liquid tank, and a sixth valve is provided on the forward washing drain line.
10. The resin regeneration device for the nuclear power plant as recited in claim 1, wherein a backwash liquid discharge pipe is provided between a backwash outlet of the resin regeneration tank and the waste liquid tank, and a seventh valve is provided on the backwash liquid discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020667594.2U CN212681029U (en) | 2020-04-27 | 2020-04-27 | Resin regenerating unit for nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020667594.2U CN212681029U (en) | 2020-04-27 | 2020-04-27 | Resin regenerating unit for nuclear power station |
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| Publication Number | Publication Date |
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| CN212681029U true CN212681029U (en) | 2021-03-12 |
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|---|---|---|---|
| CN202020667594.2U Active CN212681029U (en) | 2020-04-27 | 2020-04-27 | Resin regenerating unit for nuclear power station |
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| Country | Link |
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| CN (1) | CN212681029U (en) |
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2020
- 2020-04-27 CN CN202020667594.2U patent/CN212681029U/en active Active
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