CN113237611B - Experimental isolated plant of quick isolating device under water - Google Patents
Experimental isolated plant of quick isolating device under water Download PDFInfo
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- CN113237611B CN113237611B CN202110461747.7A CN202110461747A CN113237611B CN 113237611 B CN113237611 B CN 113237611B CN 202110461747 A CN202110461747 A CN 202110461747A CN 113237611 B CN113237611 B CN 113237611B
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- isolation device
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- isolator
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 19
- 238000012360 testing method Methods 0.000 claims abstract description 158
- 238000002955 isolation Methods 0.000 claims abstract description 133
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 238000002791 soaking Methods 0.000 claims abstract description 22
- 238000012544 monitoring process Methods 0.000 claims description 12
- 238000011161 development Methods 0.000 abstract description 4
- 238000012795 verification Methods 0.000 abstract description 4
- 238000011056 performance test Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention aims to disclose a special device for testing an underwater rapid isolation device, which comprises an isolation device control unit, an emergency air supply electric control valve group, an isolation device test barrel, an isolation device body and an emergency air source; compared with the prior art, the device is internally pressurized through the underwater soaking pressure test interface of the isolating device body, whether leakage exists in the isolating device body, the actuator and the like can be judged through the reverse sealing test check valve of the isolating device, the forward sealing test check valve of the isolating device, the emergency air supply electric control valve group and the like at one time, a plurality of test functions are integrated, the device is multipurpose, the equipment development cost is reduced, the test execution efficiency is improved, the fact that all underwater test execution working conditions of the isolating device are engineering actual equivalent working conditions is guaranteed, the device has important significance for performance verification of the isolating device, and the purpose of the invention is achieved.
Description
Technical Field
The invention relates to a special device for testing an underwater quick isolation device, in particular to a special device for testing an underwater quick isolation device, which is used for detecting the operation performance of a pneumatic isolation device.
Background
During the debugging of a passive core cooling system in a CAP series nuclear power plant, two pneumatic isolating devices are required to be installed under water in a IRWST water tank during the execution of a containment built-in refueling water tank (IRWST for short) safety injection pipeline runner test, the soaking depth of the pneumatic isolating devices is about 15m, the pneumatic isolating devices must be verified for the reliability of underwater operation and the feasibility of control logic during development, and an atmospheric water tank with the same depth is difficult to establish for the underwater operation performance test of the pneumatic isolating devices during factory production, and the underwater operation of the pneumatic isolating devices involves multiple performance test tests, so that the design of a special device for the underwater test of the pneumatic isolating devices is very necessary.
The test execution requirement of the safety injection pipeline flow passage test of the replacement water tank in the containment vessel of the passive reactor core cooling system of the CAP series nuclear power plant is based on the fact that the running performance of the water tank of the pneumatic isolation device used during the test is tested in advance to ensure smooth and reliable implementation of the safety injection pipeline flow passage test of the water tank outlet IRWST.
Therefore, a special device for testing an underwater rapid isolation device is particularly needed to solve the existing problems.
Disclosure of Invention
The invention aims to provide a special device for testing an underwater rapid isolation device, which aims at overcoming the defects of the prior art, effectively detects and verifies the control logic, the equipment action performance and the like of a pneumatic isolation device, and meets the underwater operation performance test of the underwater pneumatic isolation device for the water tank outlet safety injection pipeline flow channel test of a water tank of a passive reactor core cooling system IRWST of a CAP (CAP-series nuclear power plant).
The technical problems solved by the invention can be realized by adopting the following technical scheme:
The utility model provides a quick isolating device test isolated plant under water, a serial communication port, including isolating device control unit, emergent air feed automatically controlled valves, isolating device test cask, isolating device body and emergent air supply, isolating device body is fixed in the inside bottom of isolating device test cask, isolating device control unit and emergent air supply are connected with emergent air feed automatically controlled valves respectively, emergent air feed automatically controlled valves is connected with the isolating device pneumatic actuator upper chamber air inlet of isolating device body and isolating device pneumatic actuator lower chamber air inlet respectively through pneumatic isolating device forward tightness test valve, isolating device control unit is connected with isolating device lower part limit switch and isolating device upper portion limit switch of isolating device body respectively through pneumatic isolating device position feedback cable, be provided with the upper cover plate in the upper end of isolating device test cask, the upper cover plate is through upper cover plate fastening bolt and isolating device test cask fixed connection each other.
In one embodiment of the invention, the emergency air source is connected with the emergency air supply electric control valve group through an emergency air supply check valve, an emergency air supply pressure reducing valve and an emergency air supply pressure gauge.
In one embodiment of the invention, the pneumatic isolator forward tightness test valve is connected with the air inlet of the upper chamber of the pneumatic actuator of the isolator through the air supply pipe interface of the upper chamber of the pneumatic actuator of the isolator, and the pneumatic isolator forward tightness test valve is connected with the air inlet of the lower chamber of the pneumatic actuator of the isolator through the air supply pipe interface of the lower chamber of the pneumatic actuator of the isolator.
In one embodiment of the invention, the pneumatic isolator position feedback cable is connected to the isolator lower limit switch through an isolator lower Guan Xianwei feedback conduit interface, the pneumatic isolator position feedback cable is connected to the isolator upper limit switch through an isolator upper open limit feedback conduit interface, an isolator upper open limit feedback sleeve is provided between the isolator upper open limit feedback conduit interface and the isolator upper limit switch, and an isolator lower open limit feedback sleeve is provided between the isolator lower Guan Xianwei feedback conduit interface and the isolator lower limit switch.
In one embodiment of the invention, the upper cover plate is provided with an isolation device body underwater soaking pressure monitoring instrument, and the bottom of the isolation device body underwater soaking pressure monitoring instrument is connected with an isolation device body underwater soaking pressure instrument interface.
In one embodiment of the invention, two sides of the isolating device body are respectively provided with an isolating device reverse sealing test blind plate and an isolating device forward sealing test blind plate, the isolating device reverse sealing test blind plate is provided with an isolating device reverse sealing test blind plate air supply interface, the isolating device forward sealing test blind plate is provided with an isolating device forward sealing test blind plate air supply interface, the isolating device reverse sealing test blind plate air supply interface is connected with the emergency air supply electric control valve group through an isolating device reverse sealing test air supply pipeline, the isolating device forward sealing test blind plate air supply interface is connected with the emergency air supply electric control valve group through an isolating device forward sealing test air supply pipeline, and the isolating device forward sealing test air supply pipeline is also provided with an isolating device reverse sealing test check valve.
In one embodiment of the invention, the lower part of the upper cover plate is also provided with an underwater soaking pressure test interface of the isolating device body.
In one embodiment of the invention, the bottom of the isolating device body is provided with an isolating device test barrel L-shaped positioning base, and the isolating device test barrel L-shaped positioning base is fixedly connected with the isolating device test barrel through a positioning bolt in the isolating device test barrel.
Compared with the prior art, the device special for the underwater rapid isolation device test is characterized in that the inside of the device is pressurized through the underwater soaking pressure test interface of the isolation device body, whether leakage exists in the pneumatic isolation device body, the executor and the like can be judged at one time through the pneumatic isolation device reverse sealing test check valve, the pneumatic isolation device forward sealing test check valve, the emergency air supply electric control valve bank and the like, a plurality of test functions are integrated, the device is multipurpose, the equipment development cost is reduced, the test execution efficiency is improved, all underwater test execution working conditions of the pneumatic isolation device are engineering actual equivalent working conditions, the device has important significance for performance verification of the pneumatic isolation device, and the purpose of the invention is realized.
The features of the present invention will be apparent from the following detailed description of the preferred embodiments, taken in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a device special for testing an underwater rapid isolation device.
Wherein, 1-isolating device control unit; 2-an emergency air source; 3-an emergency air supply check valve; 4-an emergency air supply pressure reducing valve; 5-an emergency air supply pressure gauge; 6-an emergency air supply electric control valve group; 7-an upper cover plate; 8-reverse sealing test check valve of isolation device; 9-an underwater soaking pressure monitoring instrument of the isolating device body; 10-an underwater soaking pressure test interface of the isolating device body; 11-isolation device lower Guan Xianwei feedback catheter interface; the upper part of the 12-isolation device is provided with a limit feedback conduit interface; 13-reverse sealing of the test gas supply line by the isolation device; 14-an underwater soaking pressure instrument interface of the isolating device body; 15-positive seal of the isolation device to the test gas supply line; 16-the air supply pipe interface of the lower chamber of the pneumatic actuator of the isolation device; 17-a chamber air supply pipe interface on the pneumatic actuator of the isolation device; 18-an air inlet of an upper chamber of the pneumatic actuator of the isolation device; 19-the air inlet of the lower chamber of the pneumatic actuator of the isolating device; 20-a lower limit switch of the isolation device; 21-upper limit switch of isolation device; 22-isolating device body; 23-reverse sealing test blind plates of the isolating device; 24-the reverse sealing test blind plate air supply interface of the isolation device; 25-positive sealing test blind plate air supply interface of the isolation device; 26-positive seal test blind plate of isolation device; 27-an L-shaped positioning base of a test barrel of the isolation device; 28-positioning bolts in the isolation device test barrels; 29-isolation device test drums; 30-upper cover plate fastening bolts; 31-a limit feedback sleeve is arranged at the upper part of the isolation device; 32-pneumatic isolator position feedback cable; 33-positive tightness test check valve for pneumatic isolation device.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Examples
As shown in fig. 1, the underwater rapid isolation device test special device comprises an isolation device control unit 1, an emergency air supply electric control valve group 6, an isolation device test barrel 29, an isolation device body 22 and an emergency air source 2, wherein the isolation device body 22 is fixed at the inner bottom of the isolation device test barrel 29, the isolation device control unit 1 and the emergency air source 2 are respectively connected with the emergency air supply electric control valve group 6, the emergency air supply electric control valve group 6 is respectively connected with an isolation device pneumatic actuator upper chamber air inlet 18 and an isolation device pneumatic actuator lower chamber air inlet 19 of the isolation device body 22 through pneumatic isolation device forward tightness test check valves 33, the isolation device control unit 1 is respectively connected with an isolation device lower limit switch 20 and an isolation device upper limit switch 21 of the isolation device body 22 through pneumatic isolation device position feedback cables 32, an upper cover plate 7 is arranged at the upper end of the isolation device test barrel 29, and the upper cover plate 7 is mutually fixedly connected with the isolation device test barrel 29 through upper cover plate fastening bolts 30.
The emergency air source 2 is connected with an emergency air supply electric control valve group 6 through an emergency air supply check valve 3, an emergency air supply pressure reducing valve 4 and an emergency air supply pressure gauge 5.
The pneumatic isolation device forward tightness test valve 33 is connected with the air inlet 18 of the upper chamber of the pneumatic actuator of the isolation device through the air supply pipe interface 17 of the upper chamber of the pneumatic actuator of the isolation device, and the pneumatic isolation device forward tightness test valve 33 is connected with the air inlet 19 of the lower chamber of the pneumatic actuator of the isolation device through the air supply pipe interface 16 of the lower chamber of the pneumatic actuator of the isolation device.
The pneumatic isolating device position feedback cable 32 is connected with the isolating device lower limit switch 20 through the isolating device lower Guan Xianwei feedback conduit interface 11, the pneumatic isolating device position feedback cable 32 is connected with the isolating device upper limit switch 21 through the isolating device upper limit feedback conduit interface 12, an isolating device upper limit feedback sleeve 31 is arranged between the isolating device upper limit feedback conduit interface 12 and the isolating device upper limit switch 21, and an isolating device lower limit feedback sleeve is arranged between the isolating device lower Guan Xianwei feedback conduit interface 11 and the isolating device lower limit switch 20.
The upper cover plate 7 is provided with an isolating device body underwater soaking pressure monitoring instrument 9, and the bottom of the isolating device body underwater soaking pressure monitoring instrument 9 is connected with an isolating device body underwater soaking pressure instrument interface 14.
The two sides of the isolating device body 22 are respectively provided with an isolating device reverse sealing test blind plate 23 and an isolating device forward sealing test blind plate 26, the isolating device reverse sealing test blind plate 23 is provided with an isolating device reverse sealing test blind plate air supply interface 24, the isolating device forward sealing test blind plate 26 is provided with an isolating device forward sealing test blind plate air supply interface 25, the isolating device reverse sealing test blind plate air supply interface 24 is connected with the emergency air supply electric control valve group 6 through an isolating device reverse sealing test air supply pipeline 13, and the isolating device forward sealing test blind plate air supply interface 25 is connected with the emergency air supply electric control valve group 6 through an isolating device forward sealing test air supply pipeline 15, and the isolating device forward sealing test air supply pipeline 15 is also provided with an isolating device reverse sealing test check valve 8.
The lower part of the upper cover plate 7 is also provided with an isolating device body underwater soaking pressure test interface 10.
The bottom of the isolating device body 22 is provided with an isolating device test barrel L-shaped positioning base 27, and the isolating device test barrel L-shaped positioning base 27 is fixedly connected with an isolating device test barrel 29 through an isolating device test barrel inner positioning bolt 28.
The under-water test of the isolating device body 22 simulates the static water pressure born by the isolating device body 22 under the condition of 15 meters under water depth during the field engineering application, and the test pressure is monitored by the under-water soaking pressure monitoring instrument 9 of the isolating device body.
The forward sealing performance test of the separator body 22 under 15m water will be described as an example. Before the tightness test of the isolating device body 22, confirming that the cavities of the isolating device reverse sealing test blind plate 23 and the isolating device forward sealing test blind plate 26 are full of water, determining that the state of the emergency air source 2 meets the test requirement, switching the pressurized air source through the isolating device control unit 1, supplying air to the isolating device forward sealing test air supply pipeline 15, regulating the air supply pressure through the emergency air supply reducing valve 4 at the air supply interface 25 of the isolating device forward sealing test blind plate, monitoring the air supply pressure through the emergency air supply pressure gauge 5, stopping pressurizing when the pressurizing test pressure is 1.25 times of the design pressure, maintaining the pressure for 10 minutes, opening the pneumatic isolating device forward sealing test valve 33 and monitoring the isolating device body underwater soaking pressure monitoring instrument 9 during the pressure maintaining, and judging the leakage condition of the pneumatic isolating device forward sealing test. And the positive sealing state of the pneumatic isolation device can be judged to be good by determining that no water overflows from the outlet of the positive sealing test valve 33 of the pneumatic isolation device and determining that no pressure change exists in the underwater soaking pressure monitoring instrument 9 of the isolation device body. In order to ensure that the pneumatic isolation device is stable and free of shaking during the test, the pneumatic isolation device is connected with the base into a whole through the L-shaped positioning base 27 of the test barrel of the isolation device before the pneumatic isolation device is dropped into the test barrel 29 of the isolation device, the base has good supporting and balancing functions, the integral stability of equipment of the pneumatic isolation device during various pressure tests and on-load operation can be ensured, and the safety and reliability of the test execution process are ensured.
The special underwater rapid isolation device test device adopts a multifunctional integrated design, the main body is of a cylindrical barrel structure, the bottom is a welding end face, the upper part is additionally provided with a movable cover plate, the upper cover plate is connected with the main body structure through bolts, a 15-meter underwater depth working condition is simulated for all underwater test tests of the pneumatic isolation device, the conditions and the environment of all the underwater test tests of the pneumatic isolation device are ensured to be practically consistent with those of engineering, a part worker Cheng Shikuang is truly simulated, reference is provided for the application state and the application performance of equipment in the engineering practice, and the possible problems in engineering application are identified in advance. The pneumatic isolation device underwater operation test mainly comprises a pneumatic isolation device underwater body tightness test, a pressure bearing capability test, a load operation test, a state display test, a control logic switching test, a forward direction sealing performance test and the like. The underwater tightness test of each structural component of the pneumatic isolation device is carried out, the inside of the device is pressurized through an underwater soaking pressure test interface of the body of the isolation device, and whether leakage exists in the body of the pneumatic isolation device, an actuator and the like can be judged through one-time use of a reverse sealing test check valve of the pneumatic isolation device, a forward sealing test check valve of the pneumatic isolation device, an emergency air supply electric control valve group and the like.
Similarly, during other performance verification of the pneumatic isolation device, the state judgment of the test performance can be completed through the corresponding interface without uncovering the test tool of the pneumatic isolation device. Because of the special use condition and application environment, the performance of the pneumatic isolation device must be specifically verified in the equipment color value stage so as to ensure the reliability and stability of the equipment under the engineering practical application condition. The special test device for the underwater pneumatic isolation device is designed, processed and manufactured according to the characteristics of the pneumatic isolation device, a plurality of test functions are integrated, the device is multipurpose, the equipment development cost is reduced, the test execution efficiency is improved, all underwater test execution working conditions of the pneumatic isolation device are engineering actual equivalent working conditions, and the special test device has important significance for performance verification of the pneumatic isolation device.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the invention, and that various changes and modifications may be effected therein without departing from the spirit and scope of the invention as defined in the appended claims and their equivalents.
Claims (6)
1. The device is characterized by comprising an isolation device control unit, an emergency air supply electric control valve bank, an isolation device test barrel, an isolation device body and an emergency air source, wherein the isolation device body is fixed at the inner bottom of the isolation device test barrel, the isolation device control unit and the emergency air source are respectively connected with the emergency air supply electric control valve bank, the emergency air supply electric control valve bank is respectively connected with an isolation device pneumatic actuator upper cavity air inlet and an isolation device pneumatic actuator lower cavity air inlet of the isolation device body through pneumatic isolation device forward tightness test check valves, the isolation device control unit is respectively connected with an isolation device lower limit switch and an isolation device upper limit switch of the isolation device body through pneumatic isolation device position feedback cables, an upper cover plate is arranged at the upper end of the isolation device test barrel, and the upper cover plate is mutually and fixedly connected with the isolation device test barrel through upper cover plate fastening bolts;
The device comprises an isolation device body, and is characterized in that two sides of the isolation device body are respectively provided with an isolation device reverse sealing test blind plate and an isolation device forward sealing test blind plate, the isolation device reverse sealing test blind plate is provided with an isolation device reverse sealing test blind plate air supply interface, the isolation device forward sealing test blind plate is provided with an isolation device forward sealing test blind plate air supply interface, the isolation device reverse sealing test blind plate air supply interface is connected with an emergency air supply electric control valve bank through an isolation device reverse sealing test air supply pipeline, the isolation device forward sealing test blind plate air supply interface is connected with the emergency air supply electric control valve bank through an isolation device forward sealing test air supply pipeline, and the isolation device reverse sealing test check valve is further arranged on the isolation device forward sealing test air supply pipeline;
The lower part of the upper cover plate is also provided with an underwater soaking pressure test interface of the isolating device body.
2. The device special for testing the underwater rapid isolation device according to claim 1, wherein the emergency air source is connected with the emergency air supply electric control valve group through an emergency air supply check valve, an emergency air supply pressure reducing valve and an emergency air supply pressure gauge.
3. The underwater rapid isolator testing special device according to claim 1, wherein the pneumatic isolator forward tightness test valve is connected with the air inlet of the upper chamber of the isolator through the air supply pipe interface of the upper chamber of the isolator pneumatic actuator, and the pneumatic isolator forward tightness test valve is connected with the air inlet of the lower chamber of the isolator through the air supply pipe interface of the lower chamber of the isolator pneumatic actuator.
4. The underwater rapid isolator test special device according to claim 1, wherein the pneumatic isolator position feedback cable is connected with the isolator lower limit switch through an isolator lower Guan Xianwei feedback conduit interface, the pneumatic isolator position feedback cable is connected with the isolator upper limit switch through an isolator upper limit feedback conduit interface, an isolator upper limit feedback sleeve is arranged between the isolator upper limit feedback conduit interface and the isolator upper limit switch, and an isolator lower limit feedback sleeve is arranged between the isolator lower Guan Xianwei feedback conduit interface and the isolator lower limit switch.
5. The device special for the underwater rapid isolation device test according to claim 1, wherein the isolation device body underwater soaking pressure monitoring instrument is arranged on the upper cover plate, and an isolation device body underwater soaking pressure instrument interface is connected to the bottom of the isolation device body underwater soaking pressure monitoring instrument.
6. The underwater rapid isolation device test special device as claimed in claim 1, wherein the bottom of the isolation device body is provided with an isolation device test barrel L-shaped positioning base, and the isolation device test barrel L-shaped positioning base is fixedly connected with the isolation device test barrel through a positioning bolt in the isolation device test barrel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110461747.7A CN113237611B (en) | 2021-04-27 | 2021-04-27 | Experimental isolated plant of quick isolating device under water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110461747.7A CN113237611B (en) | 2021-04-27 | 2021-04-27 | Experimental isolated plant of quick isolating device under water |
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| CN113237611A CN113237611A (en) | 2021-08-10 |
| CN113237611B true CN113237611B (en) | 2024-05-10 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207991765U (en) * | 2017-11-28 | 2018-10-19 | 湖南湘电动力有限公司 | A kind of test platform of underwater rotary sealing appts |
| CN110470436A (en) * | 2019-08-21 | 2019-11-19 | 三门核电有限公司 | A kind of detection device and its detection method for pneumatic actuator leakproofness |
| CN111189590A (en) * | 2020-03-06 | 2020-05-22 | 长沙金信诺防务技术有限公司 | Sealing detection system and detection method of underwater full-sealing device |
| CN210834055U (en) * | 2019-11-08 | 2020-06-23 | 青岛海菲勒气控阀门有限公司 | Valve leakage water-free detection system |
| CN111351620A (en) * | 2018-12-21 | 2020-06-30 | 核动力运行研究所 | Intelligent underwater air sealing system of nuclear power plant |
| CN111462930A (en) * | 2020-05-12 | 2020-07-28 | 上海核工程研究设计院有限公司 | Device for underwater rapid isolation |
| CN214893908U (en) * | 2021-04-27 | 2021-11-26 | 国核工程有限公司 | Experimental isolated plant of quick isolating device under water |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10175136B2 (en) * | 2014-04-29 | 2019-01-08 | Saipem S.P.A. | System and method for detection of hydrocarbon leakage from an underwater pipeline in a body of water and hydrocarbon extraction unit |
-
2021
- 2021-04-27 CN CN202110461747.7A patent/CN113237611B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207991765U (en) * | 2017-11-28 | 2018-10-19 | 湖南湘电动力有限公司 | A kind of test platform of underwater rotary sealing appts |
| CN111351620A (en) * | 2018-12-21 | 2020-06-30 | 核动力运行研究所 | Intelligent underwater air sealing system of nuclear power plant |
| CN110470436A (en) * | 2019-08-21 | 2019-11-19 | 三门核电有限公司 | A kind of detection device and its detection method for pneumatic actuator leakproofness |
| CN210834055U (en) * | 2019-11-08 | 2020-06-23 | 青岛海菲勒气控阀门有限公司 | Valve leakage water-free detection system |
| CN111189590A (en) * | 2020-03-06 | 2020-05-22 | 长沙金信诺防务技术有限公司 | Sealing detection system and detection method of underwater full-sealing device |
| CN111462930A (en) * | 2020-05-12 | 2020-07-28 | 上海核工程研究设计院有限公司 | Device for underwater rapid isolation |
| CN214893908U (en) * | 2021-04-27 | 2021-11-26 | 国核工程有限公司 | Experimental isolated plant of quick isolating device under water |
Non-Patent Citations (1)
| Title |
|---|
| 核燃料组件破损泄漏监测机器人研究与开发;廖昌斌 等;《 数字制造科学》;20201231;第231-235页 * |
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| CN113237611A (en) | 2021-08-10 |
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Effective date of registration: 20221008 Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Applicant after: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address before: 29 Hongcao Road, Xuhui District, Shanghai, 201100 Applicant before: STATE NUCLEAR POWER ENGINEERING Co. Applicant before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Applicant after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Applicant before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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