CN106017816B - Nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system - Google Patents
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system Download PDFInfo
- Publication number
- CN106017816B CN106017816B CN201610325393.2A CN201610325393A CN106017816B CN 106017816 B CN106017816 B CN 106017816B CN 201610325393 A CN201610325393 A CN 201610325393A CN 106017816 B CN106017816 B CN 106017816B
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- China
- Prior art keywords
- transfer pipe
- heat
- tube sheet
- leak
- mass spectrum
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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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/207—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material calibration arrangements
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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 discloses a kind of nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation systems, it includes mechanical analogue portion and can export the electrical signal simulation portion of various environmental conditions, the mechanical analogue portion includes tube sheet test suite and heat-transfer pipe test suite, the tube sheet test suite includes tube sheet and the support leg for being used to support the tube sheet, the heat-transfer pipe test suite includes supporting block, referance leak, it is installed on heat-transfer pipe that is in the supporting block and offering multiple simulation holes, connector for connecting the referance leak and the heat-transfer pipe and leakage gas being made to be oozed out just from the inner wall of the heat-transfer pipe.The present invention makes leakage gas be oozed out just from the inner wall of the heat-transfer pipe by connector, can perfect model steam generator heat-transfer pipe any position leakage.
Description
Technical field
The present invention relates to nuclear power testing equipment field, more particularly to a kind of nuclear boiler heat-transfer pipe helium mass spectrum leak detection is set
Standby test simulation system.
Background technology
Steam generator plays a crucial role the operation of entire nuclear power station, therefore every 10 years need to carry out it
Primary to check comprehensively, the inspection to steam generator includes the inspection to its heat-transfer pipe, and heat-transfer pipe inspection at present has vortex, surpasses
Sound, leak test, helium mass spectrometer leak equipment part is more, if not tested it before, debugs, to detection scene
More debug time can be then spent, leak detection efficiency is seriously affected, and all kinds of steam generator model configurations there is no specially at present
It is tested for helium mass spectrum leak detection equipment.
Invention content
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment is accurately debugged the object of the present invention is to provide a kind of
Test simulation system.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：A kind of nuclear boiler heat-transfer pipe helium matter
Leak test plant test simulation system is composed, it includes mechanical analogue portion and can export mass spectrograph registration, purge speed, secondary side
Pressure, secondary side temperature, suction gun temperature, secondary upper lateral part dew-point temperature, secondary side lower part dew-point temperature, injecting compressed air are wet
The electrical signal simulation portion of degree, secondary upper lateral part helium concentration, secondary side lower part helium concentration signal, the mechanical analogue portion includes tube sheet
Test suite and heat-transfer pipe test suite, the tube sheet test suite include tube sheet and the support for being used to support the tube sheet
Leg, the heat-transfer pipe test suite include supporting block, referance leak, be installed in the supporting block and offer multiple simulations
The heat-transfer pipe in hole, for connecting the referance leak and the heat-transfer pipe and making inner wall of the leakage gas just from the heat-transfer pipe
The connector of exudation.
Optimization, the connector include have after split the cylindrical hole to match with the heat transfer pipe outer wall interface and
Flange pads the leak-proof sealing pad being set between the interface and the heat-transfer pipe, for clamping and fixing the referance leak
Clip on the interface, the clip is interior to be equipped with cyclic annular card slot, and cyclic annular card slot and the fixed ring on the referance leak are close
Envelope is clamped, and offers the mounting hole to match with the referance leak on the interface, the referance leak is inserted in the peace
It fills in hole.
Optimization, it is connected with sealing ring between the interface and the clip.
Optimization, the heat-transfer pipe test suite further includes an at least guide rod, connects support plate, the guide rod
Upper end and the heat-transfer pipe are arranged in the connection support plate, and the lower end of the guide rod is fixed in the supporting block.
Optimization, installation casing is installed, the installation casing passes through locking pin, locking wedge on the side wall of the supporting block
And first washer be connected on the tube sheet.
The beneficial effects of the present invention are：The present invention makes inner wall of the leakage gas just from the heat-transfer pipe by connector
Exudation, can perfect model steam generator heat-transfer pipe any position leakage.
Description of the drawings
Attached drawing 1 is the structural schematic diagram in mechanical analogue portion of the present invention；
Attached drawing 2 is the structural schematic diagram of heat-transfer pipe test suite；
Wherein：1, tube sheet；2, support leg；3, supporting block；4, referance leak；5, heat-transfer pipe；6, interface；7, flange；8, prevent
Leak gasket；9, clip；10, guide rod；11, support plate is connected；12, casing is installed；13, locking pin；14, locking wedge；15,
One washer；16, sealing ring；20, tube sheet test suite；21, heat-transfer pipe test suite.
Specific implementation mode
Embodiment shown in below in conjunction with the accompanying drawings is described in detail below the present invention：
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system includes mechanical analogue portion and can be defeated
Go out mass spectrograph registration, purging speed, secondary pressure, secondary side temperature, suction gun temperature, secondary upper lateral part dew-point temperature, secondary
The electric signal of side lower part dew-point temperature, injecting compressed air humidity, secondary upper lateral part helium concentration, secondary side lower part helium concentration signal
Simulation part.
As shown in Figure 1, 2, the mechanical analogue portion includes tube sheet test suite 20 and heat-transfer pipe test suite 21, described
Tube sheet test suite 20 includes tube sheet 1 and the support leg 2 for being used to support the tube sheet 1, and the heat-transfer pipe test suite 21 wraps
Include supporting block 3, referance leak 4, be installed in the supporting block 3 and offer it is multiple simulation holes heat-transfer pipes 5, for connecting
The referance leak 4 and the heat-transfer pipe 5 and the connector for making leakage gas be oozed out just from the inner wall of the heat-transfer pipe 5.Institute
It includes that there is after split the interface 6 of the cylindrical hole to match with 5 outer wall of the heat-transfer pipe and flange 7, pad to be set to institute to state connector
State the leak-proof sealing pad 8 between interface 6 and the heat-transfer pipe 5, for being clamped the referance leak 4 and being fixed on the interface
Clip 9 on 6, the clip 9 is interior to be equipped with cyclic annular card slot, and cyclic annular card slot is clamped with the fixed ring seals on the referance leak,
The mounting hole to match with the referance leak 4 is offered on the interface, the referance leak 4 is inserted in the mounting hole
It is interior.Sealing ring 16 is connected between the interface 6 and the clip 9.The heat-transfer pipe test suite, which further includes at least one, leads
To stick 10, connection support plate 11, the upper end of the guide rod 10 and the heat-transfer pipe 5 are arranged in the connection support plate 11,
The lower end of the guide rod 10 is fixed in the supporting block 3.Installation casing 12, institute are installed on the side wall of the supporting block 3
It states installation casing 12 to be connected on the tube sheet 1 by locking pin 13, locking wedge 14 and the first washer 15, the locking pin 13
It is inserted in installation casing 12, locking wedge 14 is inserted in 13 bottom of locking pin.
Electrical signal simulation portion can with model steam generator heat-transfer pipe helium mass spectrum leak detection required prerequisite/environment ginseng
Number；It can test/verify the detection energy that steam generator heat-transfer pipe helium mass spectrum leak detection equipment/system leaks heat-transfer pipe leak rate
Power；It can test/verify detection energy of the steam generator heat-transfer pipe helium mass spectrum leak detection equipment/system to heat-transfer pipe leak position
Power；/ carrying for verifying steam generator heat-transfer pipe tube sheet crawl device/can be tested and grab extension/locomitivity.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by spirit, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system, it includes mechanical analogue portion and energy
Enough output mass spectrograph registration, purging speed, secondary pressure, secondary side temperature, suction gun temperature, secondary upper lateral part dew-point temperature,
The electricity of secondary side lower part dew-point temperature, injecting compressed air humidity, secondary upper lateral part helium concentration, secondary side lower part helium concentration signal
Signal imitation portion, it is characterised in that：The mechanical analogue portion includes tube sheet test suite and heat-transfer pipe test suite, the pipe
Board test component includes tube sheet (1) and is used to support the support leg (2) of the tube sheet (1), the heat-transfer pipe test suite packet
Include supporting block (3), referance leak (4), be installed in the supporting block (3) and offer it is multiple simulation holes heat-transfer pipes (5),
For connecting the referance leak (4) and the heat-transfer pipe (5) and leakage gas being made to be oozed just from the inner wall of the heat-transfer pipe (5)
The connector gone out, the heat-transfer pipe test suite further include an at least guide rod (10), connection support plate (11), the guiding
The upper end of stick (10) and the heat-transfer pipe (5) are arranged in the connection support plate (11), and the lower end of the guide rod (10) is solid
Due in the supporting block (3).
2. nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system according to claim 1, feature
It is：The connector includes interface (6) and flange with the cylindrical hole to match with the heat-transfer pipe (5) outer wall after split
(7), it pads the leak-proof sealing pad (8) being set between the interface (6) and the heat-transfer pipe (5), be used for the referance leak (4)
The clip (9) on the interface (6) is clamped and be fixed on, cyclic annular card slot, cyclic annular card slot and the mark are equipped in the clip (9)
Fixed ring seals on quasi- leakage hole is clamped, and the mounting hole to match with the referance leak (4) is offered on the interface, described
Referance leak (4) is inserted in the mounting hole.
3. nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system according to claim 2, feature
It is：It is connected with sealing ring between the interface (6) and the clip (9).
4. nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system according to claim 1, feature
It is：Be equipped on the side wall of the supporting block (3) installation casing (12), the installation casing (12) by locking pin (13),
Locking wedge (14) and the first washer (15) are connected on the tube sheet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610325393.2A CN106017816B (en) | 2016-05-17 | 2016-05-17 | Nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610325393.2A CN106017816B (en) | 2016-05-17 | 2016-05-17 | Nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106017816A CN106017816A (en) | 2016-10-12 |
| CN106017816B true CN106017816B (en) | 2018-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610325393.2A Active CN106017816B (en) | 2016-05-17 | 2016-05-17 | Nuclear boiler heat-transfer pipe helium mass spectrum leak detection equipment test simulation system |
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| CN (1) | CN106017816B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018494B (en) * | 2021-10-27 | 2024-02-13 | 中广核检测技术有限公司 | Nuclear condenser tracing leakage detection equipment test simulation system and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201166599Y (en) * | 2008-02-26 | 2008-12-17 | 上海电气电站设备有限公司 | Apparatus for detecting helium leakage of heat exchanger tube sheet weld joint |
| GB2467837A (en) * | 2009-02-13 | 2010-08-18 | Boeing Co | Apparatus for leak testing pressurized hoses |
| CN102494852A (en) * | 2011-12-06 | 2012-06-13 | 中国航天科技集团公司第五研究院第五一〇研究所 | Method for calibrating helium mass spectrometer leak detector |
| CN103440890A (en) * | 2013-09-11 | 2013-12-11 | 中国原子能科学研究院 | Plate heat exchanger leakage detecting system and detecting method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04194719A (en) * | 1990-11-28 | 1992-07-14 | Hitachi Ltd | Gas standard leak device |
-
2016
- 2016-05-17 CN CN201610325393.2A patent/CN106017816B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201166599Y (en) * | 2008-02-26 | 2008-12-17 | 上海电气电站设备有限公司 | Apparatus for detecting helium leakage of heat exchanger tube sheet weld joint |
| GB2467837A (en) * | 2009-02-13 | 2010-08-18 | Boeing Co | Apparatus for leak testing pressurized hoses |
| CN102494852A (en) * | 2011-12-06 | 2012-06-13 | 中国航天科技集团公司第五研究院第五一〇研究所 | Method for calibrating helium mass spectrometer leak detector |
| CN103440890A (en) * | 2013-09-11 | 2013-12-11 | 中国原子能科学研究院 | Plate heat exchanger leakage detecting system and detecting method |
Non-Patent Citations (2)
| Title |
|---|
| 《核电站蒸汽发生器制造和停堆期间的泄漏检验》;丁训慎;《无损检测》;20090228;第31卷(第2期);第1591-161页 * |
| 《氦质谱检漏技术在蒸发器制造与停堆期间的应用》;李光伟 等;《科技创新与应用》;20131231(第12期);第23-24页 * |
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| Publication number | Publication date |
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| CN106017816A (en) | 2016-10-12 |
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