CN201886787U - Pressure testing device for nuclear power station - Google Patents
Pressure testing device for nuclear power station Download PDFInfo
- Publication number
- CN201886787U CN201886787U CN2010206135368U CN201020613536U CN201886787U CN 201886787 U CN201886787 U CN 201886787U CN 2010206135368 U CN2010206135368 U CN 2010206135368U CN 201020613536 U CN201020613536 U CN 201020613536U CN 201886787 U CN201886787 U CN 201886787U
- Authority
- CN
- China
- Prior art keywords
- pressure
- nuclear power
- power station
- checking device
- divider
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012360 testing method Methods 0.000 title abstract description 6
- 238000001514 detection method Methods 0.000 claims description 40
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000012795 verification Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 206010010219 Compulsions Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model provides a pressure testing device for a nuclear power station, which comprises a gas pressure distribution module and a precise pressure distributor. The gas pressure distribution module is connected with the precise pressure distributor, and the precise pressure distributor is provided with a pressure testing port capable of being connected with a tester. After being divided into different pressure grades by the gas pressure distribution module, gas pressure is delivered into the precise pressure distributor to be tested, the precise pressure distributor realizes measurement, test and control of precise pressure quickly by means of automatic precise pressure increase and reduction, and thereby the gas pressure is tested by the tester. Due to the precise pressure distributor, manual pressure increase and reduction in the prior art are avoided, and test efficiency is increased while labor intensity is reduced.
Description
Technical field
The utility model belongs to the calibration equipment that nuclear power station uses, and relates in particular to a kind of nuclear power station pressure checking device.
Background technology
The pressure tool instrument is directly connected to the quality and safety of nuclear power station on-site maintenance, manometer is state compulsion calibrating project especially, for ensureing the intact of pressure tool instrument management, the verification or the comparison that need it to be carried out the calibration interval Central Time are managed, and guarantee that it is safe and reliable.Especially electronic pressure gauge is the important check meter of nuclear power station produced on-site process control, and its state is directly connected to field apparatus safety and quality thereof, so the verification in mid-term of manometer or comparison management are essential.
Tradition pressure checking or comparison all need pressure ratio manually to operate than pump, and every instrument verification back and forth of stroke up and down, on average need 30 minutes consuming time, and the consumption worker is consuming time.Owing to standard and by the school all are scale indications, so increased the parallax of verification or comparison.In the checking procedure,, on pressure checking point, be prone to " crossing point " phenomenon, need return and reform, increased checking time owing to be manually to carry out pressure lifting.The same instruments, the identical or approximate range that adopt, the same precision butt joint is carried out manpower and is suppressed comparison, can only finish 10 at most in one day, and measuring accuracy and stable very poor, and the labour intensity height.
The utility model content
Technical problem to be solved in the utility model is, a kind of nuclear power station pressure checking device is provided, and can improve detection efficiency, reduces labor intensity.
In order to solve the problems of the technologies described above, the utility model provides a kind of nuclear power station pressure checking device, comprise gaseous tension distribution module and precision pressure divider, described gaseous tension distribution module is connected with the precision pressure divider, and described precision pressure divider has the pressure detection port that can be connected with detected instrument.
Particularly, described gaseous tension distribution module comprises pneumatic accumulator, supercharger, first pressure regulator that communicates with source of the gas, second pressure regulator and gas bomb, described supercharger is connected with first pressure regulator with pneumatic accumulator respectively, described second pressure regulator is connected between described supercharger and the gas bomb, and described gas bomb communicates with a high pressure delivery outlet and communicates with a low pressure delivery outlet by one the 4th pressure regulator.Described low pressure delivery outlet is connected with described precision pressure divider respectively with the high pressure delivery outlet.
Particularly, described first pressure regulator is a pressure regulator of deciding device with lock.
Particularly, described second pressure regulator is the self-tipping type pressure regulator.
Particularly, be provided with safety valve between described second pressure regulator and the gas bomb.
Particularly, described supercharger is connected with an exhaust box, and described exhaust box communicates with atmosphere.
Particularly, described pressure detection port comprises high pressure detection port and low pressure detection port, and described high and low pressure detection port is connected with described precision pressure divider respectively.
Particularly, also comprise detection platform, described precision pressure divider and pressure detection port are arranged at the outside surface of described detection platform, the inside of the detection platform that described gaseous tension distribution module is arranged at.
Particularly, described detection platform be provided with several indicate described gaseous tension distribution module the tensimeter of pressure and the hand valve corresponding with described tensimeter, described tensimeter is connected with hand valve.
Particularly, described detection platform comprises distribution platform, locker and indicator console, described locker is positioned at the bottom of described distribution platform, described indicator console is positioned at a side of described distribution platform, and tilt to extend upward laterally, described precision pressure divider and pressure detection port are arranged at respectively on the described distribution platform, and described tensimeter and hand valve are arranged on the described indicator console, and described gaseous tension distribution module is arranged in the described locker.
After the gaseous tension distribution module is assigned as the different pressures grade with air pressure, be delivered to the precision pressure divider and be used for verification pressure, the precision pressure divider adopts automatic accurate buck, realizes measurement, verification and the control of precision pressure fast, thereby realizes the detection of detected instrument.Therefore after adopting the precision pressure divider, avoid the pressure lifting that manually carries out of the prior art, not only improved detection efficiency, also alleviated labour intensity.
Description of drawings
Fig. 1 is the structural representation of a kind of nuclear power station pressure checking device of providing of the utility model embodiment;
Fig. 2 is the structural principle synoptic diagram of the gaseous tension distribution module of the nuclear power station pressure checking device that provides of the utility model embodiment.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also Fig. 1 and Fig. 2, the utility model embodiment provides a kind of nuclear power station pressure checking device, comprise gaseous tension distribution module 1 and precision pressure divider 2, gaseous tension distribution module 1 is connected with precision pressure divider 2, and precision pressure divider 2 has the pressure detection port 4 that can be connected with detected instrument 3.
Particularly, the nuclear power station pressure checking device has detection platform 5 in the present embodiment, detection platform 5 is shells of nuclear power station pressure checking device, it has distribution platform 51, locker 52 and is positioned at distribution platform 51 1 side indicator consoles 53, distribution platform 51 is for rectangular-shaped and be and be horizontally disposed with, locker 52 is positioned at distribution platform 51 bottoms, and indicator console 53 is positioned at a side of distribution platform 51, and tilts to extend upward laterally.Precision pressure divider 2 and pressure detection port 4 are arranged at respectively on the distribution platform 51, and gaseous tension distribution module 1 is arranged in the locker 52.Like this, operating personnel can operate precision pressure divider 2 easily and observe detected instrument 3 on distribution platform 51.
In order to indicate the pressure of gaseous tension distribution module 1, indicator console 53 be provided with several tensimeters 531 and with tensimeter 531 corresponding hand valves 532, tensimeter 531 is connected with hand valve 532, utilize hand valve 532 to regulate tensimeter 531, in the present embodiment, tensimeter 531 and hand valve 532 are respectively 4, are two and arrange and put.From left to right, be respectively input pressure table and input pressure stop valve, driving pressure table and flow speed control valve, low pressure delivery gauge and low pressure modulating valve, and high pressure delivery gauge and septum valve.
Please consult Fig. 2 once more, above-mentioned gas pressure distribution module 1 comprises pneumatic accumulator 11, supercharger 12, first pressure regulator 13, second pressure regulator 14 and the gas bomb 15 that communicate with source of the gas.Use pressurized air as the verification medium in the native system, when the pressure of pneumatic accumulator 11 low, when being not enough to the verification high pressure section, need to use supercharger 12 to come pressure boost, adopt air compressor machine as supercharger 12 in the present embodiment, and have the pneumatic control logic, to control each device automatically.Supercharger 12 is connected with first pressure regulator 13 with pneumatic accumulator 11 respectively, is provided with first switch valve, 110, the first pressure regulators 13 between pneumatic accumulator 11 and the supercharger 12 and is provided with second switch valve 130, with closing of control source of the gas.In order to guarantee minimum admission pressure, first pressure regulator 13 adopts the pressure regulator of deciding device with lock.Second pressure regulator 14 is connected between supercharger 12 and the gas bomb 15, utilizes second pressure regulator 14 to regulate the pressure of gas bomb 15, and second pressure regulator 14 can adopt the pressure regulator of self-tipping type.Gas bomb 15 air pressure can be assigned as the output of different pressures grade, in the present embodiment, gas bomb 15 has high pressure and low pressure output, gas bomb 15 is communicated with a high pressure delivery outlet 151, exportable 15MPa hyperbar, gas bomb 15 also communicates with a low pressure delivery outlet 152 by one the 3rd pressure regulator 16, exportable 4MPa infrabar.Low pressure delivery outlet 152 is connected with the precision pressure divider 2 of detection platform 5 outside surfaces respectively with high pressure delivery outlet 151.
In addition, supercharger 12 also is connected with an exhaust box 17, exhaust box 17 is communicated with atmosphere, with the noise that reduces to produce when supercharger 12 is worked.Be provided with mechanical safety valve 18 between second pressure regulator 14 and the gas bomb 15, the abnormal conditions that occur when avoiding 14 releases of second pressure regulator guarantee the security of work.Between the pneumatic accumulator 11 and first switch valve 110, between source of the gas and the second switch valve 130, also be respectively arranged with the tensimeter that is used for indicated pressure on first pressure regulator 13 and between second pressure regulator 14 and the gas bomb 15.
With gas bomb 15 accordingly, pressure detection port 4 is divided into high pressure detection port 41 and low pressure detection port 42, this high and low pressure detection port 41,42 is connected with precision pressure divider 2 respectively.Detected instrument 3 is connected with high and low pressure detection port 41,42 respectively, utilizes precision pressure divider 2 to realize measurement, verification and the control of precision pressure fast, thereby realizes the detection of detected instrument 3.
Therefore, gaseous tension distribution module 1 is delivered to precision pressure divider 2 and is used for verification pressure after air pressure is assigned as the different pressures grade, and precision pressure divider 2 adopts automatic accurate buck, realize measurement, verification and the control of precision pressure fast, thereby realize the detection of detected instrument 3.Therefore after adopting precision pressure divider 2, avoid the pressure lifting that manually carries out of the prior art, not only improved detection efficiency, also alleviated labour intensity, effectively promoted verification, comparison accuracy, effectively improved the reliability of work.
The nuclear power station pressure checking device operating process of present embodiment is as follows:
1, preliminary work:
1) connect errorless according to flow process between pneumatic accumulator 11, driving air, required adjustment tensimeter 531 and the controller.
2) be connected accurate with gaseous tension distribution module 1 output terminal the DPI515 input end.
3) confirm that flow speed control valve temporarily is in closed condition.(handle vertically downward)
4) open compressed air line, confirm that high and low pressure variable valve output pressure is required pressure.
5) output ball valve temporary close.
2,0 to 3.5MPa pressure limit verification:
1) connects detected instrument 3 and check bit fast.
2) slowly opening pneumatic accumulator 11 switches, is balance progressively between the air of input and the system, should make input pressure not be higher than output pressure before supercharging.
3), regulate precision pressure divider 2 input panel and carry out output verification according to the verification rules.
4) checking procedure must be carried out in pointwise.
3,3.5 to 13.5MPa pressure limit verifications:
1) connects detected instrument 3 and check bit fast.
2) slowly opening pneumatic accumulator 11 switches, is balance progressively between the air of input and the system, should make input pressure not be higher than output pressure before supercharging.
3) open flow speed control valve, (handle is to right rotation 90 degree), system begins to start supercharging.
4), regulate precision pressure divider 2 input panel and carry out output verification according to the verification rules.
5) checking procedure must be carried out in pointwise.
6) supercharger 12 is progressively shut down, and illustrates that output pressure reaches maximal value.
7) in any case, can close flow speed control valve at any time in order to shutdown.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. nuclear power station pressure checking device, it is characterized in that, comprise gaseous tension distribution module and precision pressure divider, described gaseous tension distribution module is connected with the precision pressure divider, and described precision pressure divider has the pressure detection port that can be connected with tested manometer.
2. nuclear power station pressure checking device as claimed in claim 1, it is characterized in that, described gaseous tension distribution module comprises pneumatic accumulator, supercharger, first pressure regulator that communicates with source of the gas, second pressure regulator and gas bomb, described supercharger is connected with first pressure regulator with pneumatic accumulator respectively, described second pressure regulator is connected between described supercharger and the gas bomb, described gas bomb communicates with a high pressure delivery outlet, and communicate with a low pressure delivery outlet by one the 4th pressure regulator, described low pressure delivery outlet is connected with described precision pressure divider respectively with the high pressure delivery outlet.
3. nuclear power station pressure checking device as claimed in claim 2 is characterized in that, described first pressure regulator is a pressure regulator of deciding device with lock.
4. nuclear power station pressure checking device as claimed in claim 2 is characterized in that, described second pressure regulator is the self-tipping type pressure regulator.
5. nuclear power station pressure checking device as claimed in claim 2 is characterized in that, is provided with safety valve between described second pressure regulator and the gas bomb.
6. nuclear power station pressure checking device as claimed in claim 2 is characterized in that, described supercharger is connected with an exhaust box, and described exhaust box communicates with atmosphere.
7. nuclear power station pressure checking device as claimed in claim 1 is characterized in that, described pressure detection port comprises high pressure detection port and low pressure detection port, and described high and low pressure detection port is connected with described precision pressure divider respectively.
8. as each described nuclear power station pressure checking device of claim 1-7, it is characterized in that, also comprise detection platform, described precision pressure divider and pressure detection port are arranged at the outside surface of described detection platform, and described gaseous tension distribution module is arranged at the inside of described detection platform.
9. nuclear power station pressure checking device as claimed in claim 8, it is characterized in that, described detection platform be provided with several indicate described gaseous tension distribution module the tensimeter of pressure and the hand valve corresponding with described tensimeter, described tensimeter is connected with hand valve.
10. nuclear power station pressure checking device as claimed in claim 9, it is characterized in that, described detection platform comprises distribution platform, locker and indicator console, described locker is positioned at the bottom of described distribution platform, described indicator console is positioned at a side of described distribution platform, and tilt to extend upward laterally, described precision pressure divider and pressure detection port are arranged at respectively on the described distribution platform, described tensimeter and hand valve are arranged on the described indicator console, and described gaseous tension distribution module is arranged in the described locker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206135368U CN201886787U (en) | 2010-11-18 | 2010-11-18 | Pressure testing device for nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206135368U CN201886787U (en) | 2010-11-18 | 2010-11-18 | Pressure testing device for nuclear power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201886787U true CN201886787U (en) | 2011-06-29 |
Family
ID=44184335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206135368U Expired - Lifetime CN201886787U (en) | 2010-11-18 | 2010-11-18 | Pressure testing device for nuclear power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201886787U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109857164A (en) * | 2017-11-30 | 2019-06-07 | 福建宁德核电有限公司 | A kind of Spent Fuel Pool level monitoring system verification platform and method of calibration |
| CN112729676A (en) * | 2020-12-30 | 2021-04-30 | 深圳市弗赛特科技股份有限公司 | Pressure transmitter calibration stand |
| CN113776729A (en) * | 2021-09-09 | 2021-12-10 | 江西万年芯微电子有限公司 | Pressure sensor reliability test system |
-
2010
- 2010-11-18 CN CN2010206135368U patent/CN201886787U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109857164A (en) * | 2017-11-30 | 2019-06-07 | 福建宁德核电有限公司 | A kind of Spent Fuel Pool level monitoring system verification platform and method of calibration |
| CN112729676A (en) * | 2020-12-30 | 2021-04-30 | 深圳市弗赛特科技股份有限公司 | Pressure transmitter calibration stand |
| CN113776729A (en) * | 2021-09-09 | 2021-12-10 | 江西万年芯微电子有限公司 | Pressure sensor reliability test system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102589860B (en) | Integrated testing system for aviation fuel accessories | |
| CN201348557Y (en) | Air leakage rate field test apparatus for air conditioner | |
| CN104215513A (en) | High-pressure hydrogen embrittlement structure test device and test method | |
| CN104791231A (en) | Leak detection system and method for air compressor | |
| CN207301826U (en) | Industrial differential pressure control device detection device | |
| CN201886787U (en) | Pressure testing device for nuclear power station | |
| CN206019697U (en) | Long gas pipeline on-line checking experiment porch | |
| CN104180861A (en) | Standard device and measuring method using mass method for detecting high-pressure gas filling flow | |
| CN104675804A (en) | Comprehensive hydraulic cylinder performance testing system | |
| CN109163901B (en) | Safety valve intelligent checking detection device and method based on big data | |
| CN208579866U (en) | Integral-type multiple groups meter automatic Verification detection device | |
| CN203732294U (en) | Ground automation test system of aircraft pressurization system | |
| KR101449809B1 (en) | Portable testing device of gas pressure and method of using thereof | |
| CN206311283U (en) | The system for being detected for motor controller sealing property and looking for leak source | |
| CN111122069A (en) | Dynamic test system for turbine oxygen pump of engine | |
| CN205138771U (en) | Detection apparatus for constant pressure valve | |
| CN103389193A (en) | Detecting system and method of leakage of gas cylinder | |
| CN204301943U (en) | Gas pressure regulator, governor detection air-channel system | |
| CN106546394A (en) | The system and its using method of leak source are detected and are looked for for motor controller sealing property | |
| CN204403047U (en) | Oil hydraulic cylinder comprehensive performance testing system | |
| CN203688152U (en) | Novel gas pressure reducer verifying device | |
| CN210037111U (en) | Gas pipeline sealing performance detection device | |
| CN202494561U (en) | Portable safety valve calibrator | |
| CN202770625U (en) | Portable and intelligent detection apparatus for safety valve | |
| CN205426484U (en) | Online check -up pressure device of guide's formula relief valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Nuclear Power Joint Venture Co., Ltd Assignor: Dayawan Nuclear Power Operation Management Co., Ltd.|China Guangdong Nuclear Power Corporation Contract record no.: 2011440020368 Denomination of utility model: Pressure testing device for nuclear power station Granted publication date: 20110629 License type: Exclusive License Record date: 20111009 |
|
| C56 | Change in the name or address of the patentee |
Owner name: CHINA GENERAL NUCLEAR GROUP CO., LTD. Free format text: FORMER NAME: CHINA GUANGDONG NUCLEAR POWER GROUP CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee after: China General Nuclear Power Corporation Patentee after: Dayawan Nuclear Power Running Management Co., Ltd. Address before: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee before: China Guangdong Nuclear Power Group Co., Ltd. Patentee before: Dayawan Nuclear Power Running Management Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110629 |
|
| CX01 | Expiry of patent term |