CN216868207U - A charge device for Mexel432 medicament - Google Patents
A charge device for Mexel432 medicament Download PDFInfo
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- CN216868207U CN216868207U CN202220263683.XU CN202220263683U CN216868207U CN 216868207 U CN216868207 U CN 216868207U CN 202220263683 U CN202220263683 U CN 202220263683U CN 216868207 U CN216868207 U CN 216868207U
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Abstract
The utility model discloses a dosing device for Mexel432 medicaments, which is used for dosing in a seawater cooling pipeline of a power plant and comprises a medicament storage container and a circulating pipeline, wherein the medicament storage container comprises a medicament inlet and a medicament outlet, the Mexel432 medicaments enter the medicament storage container from the medicament inlet, the medicament outlet is communicated with the circulating pipeline, and the Mexel432 medicaments flow into the seawater cooling pipeline from the circulating pipeline; the circulation pipeline is provided with a first circulation part and a second circulation part which are communicated with each other, Mexel432 medicine flows from the first circulation part to the second circulation part, the first circulation part is provided with a power pump, the power pump is used for providing power for the circulation of the Mexel432 medicine, and the second circulation part is provided with an electromagnetic valve which is used for controlling the opening and the closing of the circulation pipeline. Through setting up charge device, make the flow of Mexel432 medicament in the circulation pipeline of power pump and solenoid valve control storage medicine container with stop, not only simplified the operation of puting in of Mexel432 medicament, can also adapt to multiple input demand.
Description
Technical Field
The utility model relates to the field of marine organism control, in particular to a dosing device for a biological control system on a power plant seawater cooling pipeline.
Background
The development activities of human beings on marine resources are increasingly frequent, and marine organisms are attached and polluted to damage development equipment and components. The traditional marine organism control means of the power plant seawater cooling pipeline usually adds sodium hypochlorite which is a chemical agent, the method has low effect and difficult maintenance, and the agent pollutes the marine environment.
In order to protect the marine environment and solve the problem of marine organism attachment fouling, the non-toxic and degradable Mexel432 medicament is an environment-friendly means for preventing and controlling marine organisms. Mexel432 is an aliphatic amine possessing both hydrophilic and hydrophobic groups, and Mexel432 belongs to an organic composition for anti-bioattachment, and its inhibitory potency is described in Abstract from 6th Intl Zebra Mussel conference (1996) Report, published by the sixth International Zebra Mussel Union. The pH value of Mexel432 agent is 11.5, the agent is transported to the surface of the seawater cooling pipeline of the power plant by water after being added into water to form a dynamic protective film, and the propagation and the attachment of marine organisms on the inner wall of the cooling water system are inhibited. At present, Mexel432 is manually put in, and the effectiveness maintaining time of the Mexel432 after a dynamic protective film is formed by the Mexel432 is short, so that the Mexel432 needs to be manually put in every day, the operation is frequent, and the labor is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects that frequent operation and labor waste are needed when Mexel432 medicines are manually fed in the prior art, and provides a medicine feeding device and a control method for the Mexel432 medicines.
The utility model solves the technical problems through the following technical scheme:
the utility model provides a dosing device for a Mexel432 medicament, which is used for dosing a seawater cooling pipeline of a power plant and comprises a medicament storage container and a circulating pipeline, wherein the medicament storage container comprises a medicament inlet and a medicament outlet, the Mexel432 medicament enters the medicament storage container from the medicament inlet, the medicament outlet is communicated with the circulating pipeline, and the Mexel432 medicament flows into the seawater cooling pipeline from the circulating pipeline;
the circulation pipeline is provided with a first circulation portion and a second circulation portion which are communicated with each other, the Mexel432 medicine flows from the first circulation portion to the second circulation portion, a power pump is arranged on the first circulation portion and used for providing power for circulation of the Mexel432 medicine, and an electromagnetic valve is arranged on the second circulation portion and used for controlling opening and closing of the circulation pipeline.
In this scheme, through setting up charge device, the flow of Mexel432 medicament in circulation pipeline that makes power pump and solenoid valve control store up the medicine container with stop, realize then that the operation of puting in of Mexel432 medicament entering sea water cooling pipeline has not only been simplified, can let the operation of puting in more nimble moreover, adapt to multiple input demand.
Preferably, the dosing device further comprises an electric control cabinet, a control panel is arranged in the electric control cabinet, the control panel is electrically connected with the power pump and the electromagnetic valve, the control panel is used for controlling the power pump and the electromagnetic valve to be opened and closed, and the electric control cabinet and the medicine storage container are installed on the base in a prying mode.
In this scheme, realize the automatic control to solenoid valve and power pump through the control panel in the automatically controlled cabinet, realize then that it is accurate not only to control, ensures the effective input of Mexel432 medicament, avoids the medicament extravagant to can save the human cost greatly to get into the automatic control in the sea water cooling pipeline to Mexel432 medicament. Automatically controlled cabinet and storage medicine container become the sled through setting up the base and install on the base to in with the whole integration of charge device, can not only save space, can also be convenient for remove and adjusting position.
Preferably, a liquid level sensor is further arranged in the electric control cabinet and used for detecting liquid level information in the medicine storage container, and the control panel is arranged to control the power pump and the electromagnetic valve to stop running when the liquid level in the medicine storage container is lower than a preset liquid level.
In this scheme, through the liquid level information in the automatically controlled cabinet sets up level sensor in order to respond to storage medicine container, and control panel control power pump and solenoid valve stop work when Mexel432 medicament is less than preset liquid level, so that can in time control the closing of circulation pipeline and the stop motion of power pump when the content of Mexel432 medicament does not satisfy the requirement of puting in every day in storage medicine container, remind and mend Mexel432 medicament in storage medicine container, this use amount that can not only accurate control Mexel432 medicament, avoid throwing more and lead to the medicament extravagant or throw less and lead to the medicament validity to reduce, can also in time stop solenoid valve and the operation of power pump, save the electric power cost.
Preferably, the medicine storage container further comprises a drain outlet for discharging impurities.
In the scheme, the impurities precipitated in the medicine storage container by the Mexel432 medicine are discharged through the sewage discharge outlet, so that the purity of the Mexel432 medicine is improved, and the influence on the drug effect of the Mexel432 medicine is avoided.
Preferably, a check column is arranged on the first flow-through part, the check column is arranged between the medicine outlet and the power pump, and the check column is used for checking the flow rate of the Mexel432 medicine in the flow-through pipeline.
In this scheme, through set up the check column on first circulation portion with the flow of accurate check circulation pipeline, be convenient for monitor Mexel432 medicament flow condition in the circulation pipeline.
Preferably, a filter is further disposed on the first flow-through portion, the filter is used for filtering impurities, and the filter is disposed between the calibration column and the power pump.
In this scheme, through set up the filter in order to get rid of the impurity in the circulation pipeline on first circulation portion, avoid impurity to get into the power pump and cause the damage to it.
Preferably, a back pressure valve is provided in the second flow passage, and the back pressure valve is configured to maintain a pressure of the power pump stable and prevent a back flow of the chemical.
In this scheme, through set up the backpressure valve in order to prevent Mexel432 medicament backward flow, keep the pressure stability of power pump export on the second circulation portion, reduce the destruction of water hammer to the system, for the power pump provides good operational environment, promote the performance of power pump.
Preferably, the second circulation portion is further provided with a ball valve, the ball valve is arranged between the power pump and the back pressure valve, and the ball valve is used for controlling the opening degree of the circulation pipeline.
In this scheme, through set up the ball valve in order to control the aperture of circulation pipeline on the second circulation portion, realize the control to Mexel432 medicament flow rate size, be convenient for accurate input.
Preferably, charge device still includes return line, return line's both ends all with the circulation pipeline intercommunication, return line's one end set up in the power pump with between the ball valve, return line's the other end set up in go out the medicine mouth with between the check column, the last relief valve that is equipped with of return line.
In the scheme, the circulating stability of the circulating pipeline is kept by arranging the return pipeline on the circulating pipeline to balance the pressure of the outlet of the power pump. Furthermore, the pressure relief valve is arranged on the return pipeline, so that the situation that the medicament is not smooth when the pressure of the circulation pipeline is too large due to blockage of the circulation pipeline can be prevented, and the situation that the power pump is easily damaged due to too large pressure change of the circulation pipeline in the starting and stopping processes of the electromagnetic valve can be prevented.
Preferably, the end of the second flow-through portion is further communicated with a static mixer, the static mixer is provided with a liquid inlet and a liquid outlet, liquid enters from the liquid inlet and is premixed with the Mexel432 medicine, the premixed solution flows into the seawater cooling pipeline from the liquid outlet, the electromagnetic valve is arranged at the liquid outlet of the static mixer, and the electromagnetic valve is used for controlling opening and closing of the liquid outlet.
In this scheme, through the terminal intercommunication static mixer at second circulation portion, can not only effectively increase the area of contact of Mexel432 medicament and sea water cooling pipeline to can make Mexel432 medicament form even dynamic protection film and adhere to sea water cooling pipeline inner wall.
Preferably, the number of the circulation lines is plural, the plural circulation lines are connected in parallel, and a terminal of the second circulation portion of at least one of the circulation lines is communicated with the second circulation portions of the remaining circulation lines.
In this scheme, be connected with three mainstream through-line through setting up reserve circulation pipeline to use reserve pipeline to work when one of them mainstream through-line breaks down, the flexible operation is convenient for deal with proruption situation.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the utility model.
The positive progress effects of the utility model are as follows:
according to the dosing device for the Mexel432, the flow and stop of the Mexel432 in the medicine storage container in the circulation pipeline are controlled through the power pump and the electromagnetic valve, so that the Mexel432 enters the seawater cooling pipeline to be controlled, the dosing operation of the Mexel432 is simplified, the dosing operation is more flexible, and various dosing requirements are met.
Drawings
Fig. 1 is a schematic structural diagram of a drug adding device for Mexel432 medicine according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a drug adding device for Mexel432 medicine according to an embodiment of the present invention.
Description of the reference numerals:
Spare circulation line 21
Second flow-through portion 23
Check column 221
Liquid inlet 100
Return line 50
Detailed Description
The present invention is further illustrated by the following examples, but is not limited thereby in the scope of the following examples.
Referring to fig. 1-2, an embodiment of the present invention provides a dosing device for a Mexel432 chemical, the dosing device is used for dosing a seawater cooling pipeline of a power plant, the dosing device includes a chemical storage container 10 and a flow pipeline, the chemical storage container 10 includes a chemical inlet and a chemical outlet 11, the Mexel432 chemical enters the chemical storage container 10 from the chemical inlet, the chemical outlet 11 is communicated with the flow pipeline, and the Mexel432 chemical flows into the seawater cooling pipeline from the flow pipeline;
the flow line has a first flow portion 22 and a second flow portion 23 which are communicated with each other, Mexel432 flows from the first flow portion 22 to the second flow portion 23, a power pump 223 is provided on the first flow portion 22, the power pump 223 is used for supplying power to the flow of the Mexel432, an electromagnetic valve 234 is provided on the second flow portion 23, and the electromagnetic valve 234 is used for controlling the opening and closing of the flow line.
The specific administration process of the Mexel432 medicament is as follows: after the Mexel432 medicine enters the power plant, the medicine is manually put into the medicine storage container 10 from the medicine inlet, the Mexel432 medicine with the capacity of 200L is put in at one time according to the capacity of the medicine storage container 10, the electromagnetic valve 234 and the power pump 223 are opened, the Mexel432 medicine flows into the seawater cooling pipeline of the power plant from the circulation pipeline, after the Mexel432 medicine is put in a sufficient amount, the electromagnetic valve 234 and the power pump 223 are closed, and at the moment, the Mexel432 medicine stops being input into the seawater cooling pipeline of the power plant.
Specifically, the power pump 223 is divided into three stages, i.e., manual start, manual stop, and automatic time control. When the knob is switched to the gear of automatic time control, the automatic medicine feeding time control time set by a factory is 8 in the morning every day: 30, starting to add medicine, 9: 00 stopping adding medicine, and filling for half an hour, wherein the time can be set by the user on the time control controller of the power pump 223 according to the actual situation.
Further, the power pump may also regulate the flow of medicament into the flow line by varying the frequency of the pump.
Wherein, the overflowing part of the medicine storage container 10 is made of PE material. The drug outlet 11 of the drug storage container 10 is provided in the side wall, the drug outlet 11 communicates with the first flow passage 22 of the flow passage, and the Mexel432 flows into the seawater cooling line from the second flow passage 23 of the flow passage.
From the above, by arranging the dosing device, the power pump 223 and the electromagnetic valve 234 control the flow and stop of the Mexel432 medicament in the medicament storage container 10 in the circulation pipeline, so that the control of the Mexel432 medicament entering the seawater cooling pipeline is realized, the dosing operation of the Mexel432 medicament is simplified, the dosing operation is more flexible, and various dosing requirements are met.
Further, charge device still includes automatically controlled cabinet 30, is equipped with the control panel in the automatically controlled cabinet 30, and the control panel is connected with power pump 223 and solenoid valve 234 electricity, and the control panel is used for controlling opening and closing of power pump 223 and solenoid valve 234, and automatically controlled cabinet 30 and medicine storage container 10 become the sled and install on base 40.
In the present embodiment, the electric control cabinet 30 is disposed above the medicine storage container 10.
The automatic control of the electromagnetic valve 234 and the power pump 223 is realized through the control panel in the electric control cabinet 30, and then the automatic control of the Mexel432 in the seawater cooling pipeline is realized, so that the control is accurate, the effective feeding of the Mexel432 is ensured, the medicament waste is avoided, and the labor cost can be greatly saved.
Through setting up base 40 with automatically controlled cabinet 30 and store up medicine container 10 one-tenth sled and install on base 40 to in with the whole integration of charge device, can not only save space, can also be convenient for remove and the adjustment position.
Wherein, still be equipped with level sensor in the automatically controlled cabinet 30, level sensor is used for detecting the liquid level information in the medicine storage container, and the control panel is set up to stop working with brake pump 223 and solenoid valve 234 when the liquid level in the medicine storage container is less than preset liquid level.
The preset liquid level may be set to a liquid level position at which the remaining liquid in the medicine storage container 10 cannot satisfy the daily administration demand.
Specifically, when the level sensor detects that the liquid level in the medicine storage container is below a predetermined level, the control board receives the information on the liquid level, and then sends an instruction to stop the operation to the power pump 223 and the solenoid valve 234.
As can be seen from the above, the electric control cabinet 30 is provided with the liquid level sensor to sense the liquid level information in the medicine storage container 10, and the control panel controls the power pump 223 and the electromagnetic valve 234 to stop working when the content of the Mexel432 medicine in the medicine storage container 10 does not meet the daily administration requirement, so that the closing of the circulation pipeline and the stop of the power pump 223 can be timely controlled to remind that the Mexel432 medicine is replenished in the medicine storage container 10, which not only can accurately control the dosage of the Mexel432 medicine, avoid the waste of the medicine caused by more administration or the reduction of the effectiveness of the medicine caused by less administration, but also can timely stop the operation of the electromagnetic valve 234 and the power pump 223, thereby saving the electric power cost.
In addition, the medicine storage container 10 further includes a drain outlet for discharging impurities.
In this embodiment, the impurities are the precipitation of Mexel432 medicament in the reservoir 10 and other unwanted solids.
The impurities precipitated in the Mexel432 medicament in the medicament storage container 10 are discharged through the arranged sewage discharge outlet so as to improve the purity of the Mexel432 medicament and avoid influencing the exertion of the medicament effect of the Mexel432 medicament.
With reference to fig. 2, further, a calibration column 221 is disposed on the first flow-through portion 22, the calibration column 221 is disposed between the drug outlet 11 and the power pump 223, and the calibration column 221 is used for calibrating the flow rate of the Mexel432 in the flow-through pipeline.
By providing the check column 221 on the first flow path portion 22 to accurately check the flow rate of the flow path, it is convenient to monitor the flow of the Mexel432 medicine in the flow path.
Further, a filter 222 is further provided in the first flow path 22, the filter 222 is used for filtering impurities, and the filter 222 is provided between the calibration column 221 and the power pump 223.
Specifically, the filter 222 is a Y-filter 222. By providing the filter 222 on the first flow-through portion 22 to remove the impurities in the flow-through line, the impurities are prevented from entering the power pump 223 to damage the same.
Further, a back pressure valve 232 is provided in the second flow passage 23, and the back pressure valve 232 keeps the pressure of the power pump 223 stable and prevents the backflow of the chemical.
The back pressure valve 232 is arranged on the second circulation part 23 to prevent backflow of Mexel432, keep the pressure at the outlet of the power pump 223 stable, reduce damage of a water hammer to the system, provide a good working environment for the power pump 223 and improve the performance of the power pump 223.
Further, the second flow passage 23 is provided with a ball valve 231, the ball valve 231 is provided between the power pump 223 and the back pressure valve 232, and the ball valve 231 controls the opening degree of the flow passage.
The ball valve 231 is arranged on the second circulation part 23 to control the opening of the circulation pipeline, so that the flow rate of Mexel432 is controlled, and accurate administration is facilitated.
In this embodiment, the medicine adding device further includes a return line 50, both ends of the return line 50 are communicated with the circulation line, one end of the return line 50 is arranged between the power pump 223 and the ball valve 231, the other end of the return line 50 is arranged between the medicine outlet 11 and the check column 221, and the return line 50 is provided with a pressure release valve 501.
The flow stability of the flow line is maintained by providing the return line 50 on the flow line to balance the pressure at the outlet of the power pump 223. Further, the pressure relief valve 501 is provided in the return line 50, which not only prevents the flow of the chemical from being blocked due to the pressure in the flow line being too high, but also prevents the power pump 223 from being damaged easily due to the pressure change in the flow line during the start and stop of the electromagnetic valve 234.
Further, the end of the second flow-through portion 23 is further communicated with a static mixer 233, the static mixer 233 is provided with a liquid inlet 100 and a liquid outlet 200, the liquid enters from the liquid inlet 100 and is premixed with the Mexel432, the premixed solution flows from the liquid outlet 200 into the seawater cooling pipeline, an electromagnetic valve 234 is disposed at the liquid outlet 200 of the static mixer 233, and the electromagnetic valve 234 is used for controlling the opening and closing of the liquid outlet 200.
The liquid is water, the water enters the static mixer 233 from the liquid inlet 100, the Mexel432 and the water are pre-mixed in the static mixer 233, and the pre-mixed solution flows into the seawater cooling pipeline from the liquid outlet 200, so that the contact area between the Mexel432 and the seawater cooling pipeline can be effectively increased, and the Mexel432 can form a uniform dynamic protective film to be attached to the inner wall of the seawater cooling pipeline.
Furthermore, the number of the circulation lines is plural, the plural circulation lines are connected in parallel, and the end of the second circulation portion 23 of at least one circulation line is communicated with the second circulation portions 23 of the remaining circulation lines.
In the present embodiment, four circulation pipes are connected in parallel, three of which are main circulation pipes 20, and three main circulation pipes 20 correspond to the seawater cooling pipes one by one. The remaining one is the standby circulation pipeline 21, wherein the standby power pump 223 in the standby circulation pipeline 21 further comprises a drug feeding port selection knob, and the standby power pump 223 can be uniquely corresponding to any one of the three main power pumps 223 in the three main circulation pipelines 20 by rotating the knob, namely the knob is rotated to correspond to the No. 1, the No. 2 or the No. 3. When any one of the main power pumps 223 in the main flow pipeline 20 has a fault, the knob of the main power pump 223 with the fault is switched to the manual stop gear, and meanwhile, the medicine adding port selection knob of the standby power pump 223 in the standby flow pipeline 21 is switched to the corresponding 1# or 2# or 3#, so that the standby power pump 223 can replace the power pump 223 with the fault for control.
It can be known from the above that, through setting up reserve circulation pipeline 21 and being connected with three mainstream through-line 20 to use reserve pipeline to work when one of them mainstream through-line 20 breaks down, the flexible operation is convenient for deal with emergency.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications are within the scope of the utility model.
Claims (11)
1. A dosing device for Mexel432 chemicals is characterized in that the dosing device is used for dosing a seawater cooling pipeline of a power plant and comprises a chemical storage container and a circulating pipeline, the chemical storage container comprises a chemical inlet and a chemical outlet, the Mexel432 chemicals enter the chemical storage container from the chemical inlet, the chemical outlet is communicated with the circulating pipeline, and the Mexel432 chemicals flow into the seawater cooling pipeline from the circulating pipeline;
the circulation pipeline is provided with a first circulation portion and a second circulation portion which are communicated with each other, the Mexel432 medicine flows from the first circulation portion to the second circulation portion, a power pump is arranged on the first circulation portion and used for providing power for circulation of the Mexel432 medicine, and an electromagnetic valve is arranged on the second circulation portion and used for controlling opening and closing of the circulation pipeline.
2. The dosing device for Mexel432 medicine according to claim 1, characterized in that the dosing device further comprises an electric control cabinet, a control board is arranged in the electric control cabinet, the control board is electrically connected with the power pump and the electromagnetic valve, the control board is used for controlling the opening and closing of the power pump and the electromagnetic valve, and the electric control cabinet and the medicine storage container are mounted on a base in a prying manner.
3. A dosing device for Mexel432 medicine according to claim 2, characterised in that a level sensor is also provided in the electronic control cabinet for detecting the level information in the medicine storage container, and the control board is arranged to control the power pump and the solenoid valve to stop operating when the level in the medicine storage container is below a preset level.
4. The dosing device for Mexel432 medicine according to claim 1, characterized in that the medicine storage container further comprises a drain for discharging impurities.
5. The dosing device for a Mexel432 medicine according to claim 1, wherein a calibration column is arranged on the first flow-through portion, the calibration column is arranged between the medicine outlet and the power pump, and the calibration column is used for calibrating the flow rate of the Mexel432 medicine in the flow-through pipeline.
6. The dosing device for Mexel432 medicine according to claim 5, characterized in that a filter is further provided on the first flow-through for filtering impurities, the filter being provided between the calibration column and the power pump.
7. The dosing device for Mexel432 medicine according to claim 6, characterized in that a back pressure valve is provided on the second flow-through portion, the back pressure valve being used to keep the pressure of the power pump stable and prevent the medicine from flowing back.
8. The dosing device for Mexel432 medicine according to claim 7, characterized in that a ball valve is further provided on the second flow-through portion, the ball valve being provided between the power pump and the back pressure valve, the ball valve being used to control the opening of the flow-through line.
9. The dosing device for Mexel432 medicine according to claim 8, further comprising a return line, both ends of the return line being communicated with the circulation line, one end of the return line being disposed between the power pump and the ball valve, the other end of the return line being disposed between the medicine outlet and the check column, the return line being provided with a pressure relief valve.
10. The dosing device for a Mexel432 medicine according to claim 1, wherein a static mixer is further communicated with the end of the second flow-through portion, the static mixer has a liquid inlet and a liquid outlet, liquid enters from the liquid inlet and is premixed with the Mexel432 medicine, the premixed solution flows into the seawater cooling pipeline from the liquid outlet, and the electromagnetic valve is disposed at the liquid outlet of the static mixer and is used for controlling the opening and closing of the liquid outlet.
11. The dosing device for Mexel 432-agent according to any one of claims 1-10, characterized in that the number of the flow-through lines is plural, a plurality of the flow-through lines are connected in parallel, and a tip of the second flow-through portion of at least one of the flow-through lines communicates with the second flow-through portions of the remaining flow-through lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220263683.XU CN216868207U (en) | 2022-02-09 | 2022-02-09 | A charge device for Mexel432 medicament |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220263683.XU CN216868207U (en) | 2022-02-09 | 2022-02-09 | A charge device for Mexel432 medicament |
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| Publication Number | Publication Date |
|---|---|
| CN216868207U true CN216868207U (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220263683.XU Active CN216868207U (en) | 2022-02-09 | 2022-02-09 | A charge device for Mexel432 medicament |
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| Country | Link |
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| CN (1) | CN216868207U (en) |
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- 2022-02-09 CN CN202220263683.XU patent/CN216868207U/en active Active
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Address after: Room 1101, block a, 391 Guiping Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Energy Environmental Protection Technology Co.,Ltd. Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: Room 1101, block a, 391 Guiping Road, Xuhui District, Shanghai Patentee before: Shanghai Nuclear Energy Environmental Protection Technology Co.,Ltd. Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |