CN113237611A - 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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- CN113237611A CN113237611A CN202110461747.7A CN202110461747A CN113237611A CN 113237611 A CN113237611 A CN 113237611A CN 202110461747 A CN202110461747 A CN 202110461747A CN 113237611 A CN113237611 A CN 113237611A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 17
- 238000002955 isolation Methods 0.000 claims abstract description 216
- 238000012360 testing method Methods 0.000 claims abstract description 164
- 238000007789 sealing Methods 0.000 claims abstract description 62
- 238000002791 soaking Methods 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims description 11
- 238000007654 immersion Methods 0.000 claims description 9
- 238000011161 development Methods 0.000 abstract description 4
- 238000012795 verification Methods 0.000 abstract description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000011056 performance test Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 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
- 238000004088 simulation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- 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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- Monitoring And Testing Of Nuclear Reactors (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention aims to disclose a special test device for 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 pressurized through the underwater soaking pressure test interface of the isolation device body, whether leakage exists in the pneumatic isolation device body, the actuator 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, multiple 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 guaranteed to be engineering actual equivalent working conditions, the device has important significance for performance verification of the pneumatic isolation device, and the purpose of the device is achieved.
Description
Technical Field
The invention relates to a special device for testing an underwater rapid isolation device, in particular to a special device for testing an underwater rapid isolation device for detecting the operation performance of a pneumatic isolation device.
Background
During debugging of a passive core cooling system in a CAP series nuclear power plant, two pneumatic isolation devices are required to be installed underwater in an IRWST water tank during a safety injection pipeline runner test of an internal containment refueling water tank (IRWST for short), the immersion depth of the pneumatic isolation devices is about 15m, the pneumatic isolation devices must be verified to be reliable in underwater operation and control logic feasibility during development, an atmospheric pressure water tank with the same depth is difficult to establish during factory production and is used for underwater action performance test of the pneumatic isolation devices, the underwater operation of the pneumatic isolation devices relates to performance test tests in multiple aspects, and therefore, a special device for the underwater test of the pneumatic isolation devices is very necessary to design.
Based on the execution requirements of the safety injection pipeline runner test of the built-in refueling water tank of the passive reactor core cooling system containment of the CAP series nuclear power plant, the operation performance of the pneumatic isolation device water tank used in the test period is very necessary to be tested in advance in order to ensure the smooth and reliable implementation of the safety injection pipeline runner test at the outlet of the IRWST water tank.
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, aiming at the defects of the prior art, the device can effectively detect and verify the control logic, the equipment action performance and the like of the pneumatic isolation device, and can meet the requirement of underwater operation performance test of the underwater pneumatic isolation device used in an IRWST water tank outlet safety injection pipeline runner test of a CAP series nuclear power plant passive core cooling system.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
a special device for testing an underwater rapid isolation device is characterized by comprising an isolation device control unit, an emergency air supply electric control valve set, an isolation device testing 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 testing barrel, the isolation device control unit and the emergency air source are respectively connected with the emergency air supply electric control valve set, the emergency air supply electric control valve set is respectively connected with an upper chamber air inlet of an isolation device pneumatic actuator of the isolation device body and a lower chamber air inlet of the isolation device pneumatic actuator of the isolation device body through a pneumatic isolation device positive tightness testing check valve, the isolation device control unit is respectively connected with an isolation device lower limiting switch and an isolation device upper limiting switch of the isolation device body through a pneumatic isolation device position feedback cable, an upper cover plate is arranged at the upper end of the isolation device testing barrel, the upper cover plate is fixedly connected with the test barrel of the isolating device through an upper cover plate fastening bolt.
In one embodiment of the invention, the emergency air source is connected with the emergency air supply electric control valve bank 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 isolation device positive tightness test check valve is connected with the isolation device pneumatic actuator upper chamber air inlet through an isolation device pneumatic actuator upper chamber air supply pipe interface, and the pneumatic isolation device positive tightness test check valve is connected with the isolation device pneumatic actuator lower chamber air inlet through an isolation device pneumatic actuator lower chamber air supply pipe interface.
In an embodiment of the present invention, the pneumatic isolation device position feedback cable is connected to the isolation device lower limit switch through the isolation device lower switch limit feedback conduit interface, the pneumatic isolation device position feedback cable is connected to the isolation device upper limit switch through the isolation device upper open limit feedback conduit interface, an isolation device upper open limit feedback sleeve is arranged between the isolation device upper open limit feedback conduit interface and the isolation device upper limit switch, and an isolation device lower open limit feedback sleeve is arranged between the isolation device lower switch limit feedback conduit interface and the isolation device lower limit switch.
In an embodiment of the invention, an isolation device body underwater immersion pressure monitoring instrument is arranged on the upper cover plate, and an isolation device body underwater immersion pressure test interface is connected to the bottom of the isolation device body underwater immersion pressure monitoring instrument.
In an embodiment of the invention, 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 the emergency air supply electronic control valve group through an isolation device reverse sealing test air supply line, the isolation device forward sealing test blind plate air supply interface is connected with the emergency air supply electronic control valve group through an isolation device forward sealing test air supply line, and the isolation device forward sealing test air supply line is further provided with an isolation 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 isolation device body.
In an embodiment of the present invention, an L-shaped positioning base of the isolation device testing barrel is disposed at the bottom of the isolation device body, and the L-shaped positioning base of the isolation device testing barrel is fixedly connected to the isolation device testing barrel through an inner positioning bolt of the isolation device testing barrel.
Compared with the prior art, the device special for testing the underwater rapid isolation device can pressurize the interior of the device through the underwater immersion pressure test interface of the isolation device body, can judge whether the pneumatic isolation device body, the actuator and the like leak or not 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 group and the like, integrates a plurality of test functions, realizes multiple purposes of one device, reduces the equipment development cost, improves the test execution efficiency, ensures that all underwater test execution working conditions of the pneumatic isolation device are engineering actual equivalent working conditions, has important significance for the performance verification of the pneumatic isolation device, and achieves the purpose of the invention.
The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.
Drawings
Fig. 1 is a schematic structural diagram of a special test device for an underwater rapid isolation device.
Wherein, 1-an isolation device control unit; 2-emergency air source; 3-emergency air supply check valve; 4-emergency air supply pressure reducing valve; 5-emergency air supply pressure gauge; 6-emergency air supply electric control valve group; 7-upper cover plate; 8-the isolation device reverse seal test check valve; 9-soaking the pressure monitoring instrument in the water in the isolation device body; 10-an underwater immersion pressure test interface of the isolation device body; 11-closing the position feedback conduit interface at the lower part of the isolating device; 12-the upper part of the isolation device is provided with a limit feedback conduit interface; 13-the isolation device reversely seals the test gas supply line; 14-soaking the pressure instrument interface under water in the isolation device body; 15-the isolation device positively seals the test gas supply line; 16-an air supply pipe interface of a lower chamber of the pneumatic actuator of the isolation device; 17-an air supply pipe interface of an upper chamber of the pneumatic actuator of the isolation device; 18-an air inlet of an upper chamber of a pneumatic actuator of the isolating device; 19-an air inlet of a lower chamber of a pneumatic actuator of the isolating device; 20-isolation device lower limit switch; 21-an upper limit switch of the isolation device; 22-the isolation device body; 23-isolating device reverse sealing test blind plate; 24-the isolating device reversely seals the air supply interface of the test blind plate; 25-an isolating device positive sealing test blind plate air supply interface; 26-isolating device forward seal test blind plate; 27-an isolation device test drum L-shaped positioning base; 28-positioning bolts in the test barrel of the isolation device; 29-isolator test drum; 30-fastening bolts of the upper cover plate; 31-the upper part of the isolation device is provided with a limit feedback sleeve; 32-pneumatic isolator position feedback cable; 33-pneumatic isolator positive seal test check valve.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Examples
As shown in figure 1, the special device for testing the underwater rapid isolation device comprises an isolation device control unit 1, an emergency air supply electric control valve group 6, an isolation device testing barrel 29, an isolation device body 22 and an emergency air source 2, wherein the isolation device body 22 is fixed at the bottom inside the isolation device testing 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 upper chamber air inlet 18 of an isolation device pneumatic actuator of the isolation device body 22 and a lower chamber air inlet 19 of the isolation device pneumatic actuator through a pneumatic isolation device forward tightness test check valve 33, the isolation device control unit 1 is respectively connected with a lower limit switch 20 of the isolation device body 22 and an upper limit switch 21 of the isolation device through a pneumatic isolation device position feedback cable 32, an upper cover plate 7 is arranged at the upper end of the test barrel 29 of the isolating device, and the upper cover plate 7 is fixedly connected with the test barrel 29 of the isolating device through an upper cover plate fastening bolt 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 positive sealing test check valve 33 is connected with the isolation device pneumatic actuator upper chamber air inlet 18 through the isolation device pneumatic actuator upper chamber air supply pipe interface 17, and the pneumatic isolation device positive sealing test check valve 33 is connected with the isolation device pneumatic actuator lower chamber air inlet 19 through the isolation device pneumatic actuator lower chamber air supply pipe interface 16.
The pneumatic isolation device position feedback cable 32 is connected with the isolation device lower limit switch 20 through the isolation device lower switch limit feedback conduit interface 11, the pneumatic isolation device position feedback cable 32 is connected with the isolation device upper limit switch 21 through the isolation device upper switch limit feedback conduit interface 12, an isolation device upper switch limit feedback sleeve 31 is arranged between the isolation device upper switch limit feedback conduit interface 12 and the isolation device upper limit switch 21, and an isolation device lower switch limit feedback sleeve is arranged between the isolation device lower switch limit feedback conduit interface 11 and the isolation device lower limit switch 20.
An underwater soaking pressure monitoring instrument 9 of the isolating device body is arranged on the upper cover plate 7, and the bottom of the underwater soaking pressure monitoring instrument 9 of the isolating device body is connected with an underwater soaking pressure test interface 14 of the isolating device body.
The two sides of the isolation device body 22 are respectively provided with an isolation device reverse sealing test blind plate 23 and an isolation device forward sealing test blind plate 26, the isolation device reverse sealing test blind plate 23 is provided with an isolation device reverse sealing test blind plate air supply interface 24, the isolation device forward sealing test blind plate 26 is provided with an isolation device forward sealing test blind plate air supply interface 25, the isolation device reverse sealing test blind plate air supply interface 24 is connected with the emergency air supply electric control valve group 6 through an isolation device reverse sealing test air supply line 13, the isolation device forward sealing test blind plate air supply interface 25 is connected with the emergency air supply electric control valve group 6 through an isolation device forward sealing test air supply line 15, and the isolation device forward sealing test air supply line 15 is further provided with an isolation device reverse sealing test check valve 8.
The lower part of the upper cover plate 7 is also provided with an underwater soaking pressure test interface 10 of the isolation device body.
The bottom of isolator body 22 is provided with isolator test cask L type location base 27, and isolator test cask L type location base 27 passes through isolator test cask positioning bolt 28 and isolator test cask 29 fixed connection each other.
The isolation device body 22 underwater test simulates the static water pressure borne by the isolation device body 22 under the condition of the depth of 15 meters under water during the field engineering application period, and the test pressure is monitored by the isolation device body underwater immersion pressure monitoring instrument 9.
The isolation device body 22 will be described by taking a forward sealing test under water of 15m as an example. Before the sealing performance test of the isolation device body 22, the chambers of the isolation device reverse sealing test blind plate 23 and the isolation device forward sealing test blind plate 26 are confirmed to be filled with water, the state of the emergency air source 2 is confirmed to meet the test requirements, the isolating device control unit 1 switches a pressurized air source, the isolating device positive sealing test air supply line 15 supplies air to the isolating device positive sealing test blind plate air supply interface 25, the emergency air supply pressure reducing valve 4 regulates the air supply pressure, the air supply pressure is monitored by an emergency air supply pressure gauge 5, the isolation device reverse seal test check valve 8 is in a closed state, and when the pressure of the pressurization test is 1.25 times of the design pressure, stopping pressurizing, maintaining the pressure for 10 minutes, and during the pressure maintaining period, starting the positive sealing test check valve 33 of the pneumatic isolating device and monitoring the underwater immersion pressure monitoring instrument 9 of the body of the isolating device so as to judge the leakage condition of the positive sealing test of the pneumatic isolating device. And determining that no water overflows from the outlet of the check valve 33 in the pneumatic isolating device forward sealing test and determining that no pressure change exists in the underwater soaking pressure monitoring instrument 9 of the isolating device body, so that the good forward sealing state of the pneumatic isolating device and the good sealing state of the forward body can be judged. In order to ensure that the pneumatic isolation device is stable and does not shake in the device during the test, before the pneumatic isolation device is dropped into the isolation device test barrel 29, the pneumatic isolation device and the base are connected into a whole through the L-shaped positioning base 27 of the isolation device test barrel, the base has good supporting and balancing functions, the overall stability of the device during various pressure tests and on-load operation of the pneumatic isolation device can be ensured, and the safety and reliability of the test execution process are ensured.
The special test device for the underwater rapid isolation device adopts a multifunctional integrated design, the main body is of a cylindrical barrel structure, the bottom part is of 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, the working condition of simulating the underwater 15-meter water depth of all underwater test tests of the pneumatic isolation device is provided, the condition and the environment of all underwater test tests of the pneumatic isolation device are ensured to be consistent with the actual engineering, the actual work condition of a simulation piece is truly realized, the reference is provided for the application state and the application performance of equipment in the actual engineering, and the possible problems in the engineering application are identified in advance. The underwater operation test of the pneumatic isolation device mainly comprises the steps of testing the sealing performance of an underwater body of the pneumatic isolation device, testing the pressure bearing capacity, running with load, testing the state display, testing the control logic switching, testing the sealing performance in the positive direction and the like. The underwater sealing performance of each structural part of the pneumatic isolation device is tested, the inside of the device is pressurized through an underwater soaking pressure test interface of the isolation device body, and whether the pneumatic isolation device body, an actuator and the like leak or not can be judged in one step through 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 set and the like.
Similarly, during the verification of other performances of the pneumatic isolation device, the state judgment of the test performance can be completed through the corresponding interface without opening the cover of the test tool of the pneumatic isolation device. Due to the particularity of the use condition and the application environment of the pneumatic isolation device, the performance of the pneumatic isolation device must be specifically verified at the equipment color value stage so as to ensure the reliability and stability of the equipment under the engineering practical application condition. The special testing device for the underwater pneumatic isolation device is designed, processed and manufactured in a targeted mode according to the characteristics of the pneumatic isolation device, a plurality of testing and testing functions are integrated, the device is multipurpose, the equipment development cost is reduced, the testing execution efficiency is improved, all underwater testing execution working conditions of the pneumatic isolation device are guaranteed to be working conditions of engineering practical equivalence, and the testing device has important significance in performance verification of the pneumatic isolation device.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (8)
1. A special device for testing an underwater rapid isolation device is characterized by comprising an isolation device control unit, an emergency air supply electric control valve set, an isolation device testing 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 testing barrel, the isolation device control unit and the emergency air source are respectively connected with the emergency air supply electric control valve set, the emergency air supply electric control valve set is respectively connected with an upper chamber air inlet of an isolation device pneumatic actuator of the isolation device body and a lower chamber air inlet of the isolation device pneumatic actuator of the isolation device body through a pneumatic isolation device positive tightness testing check valve, the isolation device control unit is respectively connected with an isolation device lower limiting switch and an isolation device upper limiting switch of the isolation device body through a pneumatic isolation device position feedback cable, an upper cover plate is arranged at the upper end of the isolation device testing barrel, the upper cover plate is fixedly connected with the test barrel of the isolating device through an upper cover plate fastening bolt.
2. The special device for testing the underwater rapid isolation device as claimed in claim 1, wherein the emergency air source is connected with the emergency air supply electric control valve bank through an emergency air supply check valve, an emergency air supply pressure reducing valve and an emergency air supply pressure gauge.
3. The special device for testing the underwater rapid isolating device as claimed in claim 1, wherein the pneumatic isolating device forward sealing test check valve is connected with the air inlet of the upper chamber of the pneumatic isolating device actuator through an air supply pipe interface of the upper chamber of the pneumatic isolating device actuator, and the pneumatic isolating device forward sealing test check valve is connected with the air inlet of the lower chamber of the pneumatic isolating device actuator through an air supply pipe interface of the lower chamber of the pneumatic isolating device actuator.
4. The special device for testing the underwater rapid isolating device as claimed in claim 1, wherein the pneumatic isolating device position feedback cable is connected with the isolating device lower limit switch through an isolating device lower switch limit feedback conduit interface, the pneumatic isolating device position feedback cable is connected with the isolating device upper limit switch through an isolating device upper switch limit feedback conduit interface, an isolating device upper switch limit feedback sleeve is arranged between the isolating device upper switch limit feedback conduit interface and the isolating device upper limit switch, and an isolating device lower switch limit feedback sleeve is arranged between the isolating device lower switch limit feedback conduit interface and the isolating device lower limit switch.
5. The special device for testing the underwater rapid isolating device as claimed in claim 1, wherein the upper cover plate is provided with an isolating device body underwater soaking pressure monitoring instrument, and the bottom of the isolating device body underwater soaking pressure monitoring instrument is connected with an isolating device body underwater soaking pressure test interface.
6. The special test device for the underwater rapid isolation device according to claim 1, the 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 isolating device reverse sealing test blind plate is provided with an isolating device reverse sealing test blind plate air supply interface, the isolating device is characterized in that an isolating device forward sealing test blind plate air supply interface is arranged on the isolating device forward sealing test blind plate, 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 line, 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 line, and an isolating device reverse sealing test check valve is further arranged on the isolating device forward sealing test air supply line.
7. The special device for testing the underwater rapid isolation device as claimed in claim 1, wherein the lower part of the upper cover plate is further provided with an underwater immersion pressure test interface of the isolation device body.
8. The special device for testing the underwater rapid isolation device as claimed in claim 1, wherein the bottom of the isolation device body is provided with an L-shaped positioning base of the isolation device testing barrel, and the L-shaped positioning base of the isolation device testing barrel is fixedly connected with the isolation device testing barrel through an inner positioning bolt of the isolation device testing barrel.
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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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| CN202110461747.7A CN113237611B (en) | 2021-04-27 | 2021-04-27 | Experimental isolated plant of quick isolating device under water |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170059441A1 (en) * | 2014-04-29 | 2017-03-02 | 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 |
| 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 |
-
2021
- 2021-04-27 CN CN202110461747.7A patent/CN113237611B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170059441A1 (en) * | 2014-04-29 | 2017-03-02 | 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 |
| 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 |
|---|
| 廖昌斌 等: "核燃料组件破损泄漏监测机器人研究与开发", 《 数字制造科学》, 31 December 2020 (2020-12-31), pages 231 - 235 * |
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| CN113237611B (en) | 2024-05-10 |
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