CN207717732U - A kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor - Google Patents
A kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor Download PDFInfo
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- CN207717732U CN207717732U CN201721883122.5U CN201721883122U CN207717732U CN 207717732 U CN207717732 U CN 207717732U CN 201721883122 U CN201721883122 U CN 201721883122U CN 207717732 U CN207717732 U CN 207717732U
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Abstract
The utility model belongs to metal material performance test technical field, more particularly to a kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor, it is designed to provide one kind and oozing hydrogen effect stability, atmosphere is uniform, temperature control is accurate, density of hydrogen can be monitored in real time, take the convenient Gaseous hydrogenation device of sample.It is characterized in that：It includes gas cylinder, hydrogen analyzer, suspended body flowmeter, temperature controller, heating furnace body and furnace chamber；The output end of gas cylinder is connect by pipeline with one end of gas threeway, for providing H Ar mixed gas；One end of hydrogen analyzer and one end of suspended body flowmeter are respectively with the other both ends of gas threeway by piping connection, and hydrogen analyzer is used to monitor the content of hydrogen in mixed gas, and suspended body flowmeter is used to read and control the air inflow of mixed gas；The inside that the other end of suspended body flowmeter passes through piping connection to furnace chamber；Heating furnace body is arranged in the lower section of furnace chamber, for being heated to furnace chamber.
Description
Technical field
The utility model belongs to metal material performance test technical field, and in particular to one kind being used for zirconium alloy pipe hydride
The Gaseous hydrogenation device that orientation factor measures.
Background technology
When fuel rod zirconium alloy cladding pipes are run in reactor, be more than solid solubility hydrogen can in the form of zirconium hydroxide shape
It is precipitated at hydride piece to reduce the plasticity of zircaloy.When hydride is perpendicular to radial distribution, it may occur however that serious crisp
Change and causes hydrogen delayed crack；And when hydride is circumferentially precipitated, then it can reduce the danger of hydrogen embrittlement.Therefore, hydride is studied
Distribution of orientations have great significance to the safety of reactor.
Currently, my company measures according to Q/LHB3-264-88 zirconium alloy cladding pipe hydride orientation factor《Power reactor
Fuel rod zirconium alloy cladding pipes hydride orientation factor measures》Company standard.The standard solution body, which oozes hydrogen method, to carry out oozing hydrogen, deposits
In equipment requirement height, energy consumption is big, and time-consuming, oozes the problem of hydrogen effect is not sufficiently stable.With advances in technology, it has opened both at home and abroad
The research for oozing hydrogen technique and assay method is opened up：It oozes hydrogen technique and is not only limited to liquid and ooze hydrogen, also apply Gaseous hydrogenation.In order to
Domestic and international related field bleeding edge is tracked, technical capability and detection efficiency that hydride orientation factor measures is improved, protects
Demonstrate,prove raw material quality, it is necessary to carry out the development of Gaseous hydrogenation device.
The design and construction of device are analogous to atmosphere sintering furnace.But due to oozing hydrogen effect and oozing hydrogen temperature, ooze hydrogen time, gas
Atmosphere uniformity etc. has larger relationship, therefore Gaseous hydrogenation experimental rig needs special design.
Utility model content
The purpose of this utility model is to provide one kind oozing hydrogen effect stability, and atmosphere is uniform, and temperature control is accurate, can monitor in real time
Density of hydrogen takes the convenient Gaseous hydrogenation device of sample.
The utility model is realized in this way：
A kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor, including it is gas cylinder, hydrogen analyzer, floating
Subflow gauge, temperature controller, heating furnace body and furnace chamber；The output end of gas cylinder is connect by pipeline with one end of gas threeway, is used for
H-Ar mixed gas is provided；One end of hydrogen analyzer and one end of suspended body flowmeter pass through with the other both ends of gas threeway respectively
Piping connection, hydrogen analyzer are used to monitor the content of hydrogen in mixed gas, and suspended body flowmeter is for reading and controlling mixed gas
Air inflow；The inside that the other end of suspended body flowmeter passes through piping connection to furnace chamber；Heating furnace body is looped around the outside of furnace chamber,
For being heated to furnace chamber.
Furnace chamber as described above is internally provided with furnace chamber exhaust pipe, furnace chamber air inlet pipe, thermocouple, sample boat, guide rail and end
Lid；Furnace chamber generally tubulose, furnace chamber exhaust pipe and furnace chamber air inlet pipe extend into the inside of furnace chamber outside the left end of furnace chamber；Stove
Chamber air inlet pipe generally S-shaped tubulose, is arranged inside furnace chamber, is fixed on the inner wall of furnace chamber, extend to furnace chamber along its length
Right end；The center inside furnace chamber is arranged in thermocouple, the heating temperature for ensureing sample boat；Guide rail is inside furnace chamber
It is arranged along its length, sample boat is slided along guide rail, for being sent into or taking out sample；The right end in furnace chamber is arranged in end cap, is used for
Close furnace chamber.
Furnace chamber as described above is made of quartz glass tube, furnace chamber exhaust pipe, furnace chamber air inlet pipe, sample boat, guide rail and
End cap is all made of heat-resisting silicon boron glass and is made；Vacuum grease is smeared between end cap and furnace chamber right end nozzle, ensures air-tightness.
The utility model has the beneficial effects that：
The utility model can be used for zirconium alloy tube Gaseous hydrogenation experiment, using S-shaped pipe curve air inlet and it is single-ended into
Atmosphere of exhaust can be uniformly mixed in furnace chamber；The design of guide rail and sample boat, conveniently takes sample.
Description of the drawings
Fig. 1 is a kind of knot of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor of the utility model
Structure schematic diagram；
Fig. 2 is a kind of stove of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor of the utility model
The structural schematic diagram of chamber；
Wherein：1. gas cylinder, 2. hydrogen analyzers, 3. suspended body flowmeters, 4. temperature controllers, 5. heating furnace bodies, 6. furnace chambers, 7. furnace chambers
Exhaust pipe, 8. furnace chamber air inlet pipe, 9. thermocouples, 10. sample boats, 11. guide rails, 12. end caps.
Specific implementation mode
The utility model is described further with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor, including gas cylinder 1,
Hydrogen analyzer 2, suspended body flowmeter 3, temperature controller 4, heating furnace body 5 and furnace chamber 6.The output end of gas cylinder 1 passes through pipeline and gas three
Logical one end connection, for providing H-Ar mixed gas.One end of hydrogen analyzer 2 and one end of suspended body flowmeter 3 respectively with gas
The other both ends of body threeway are used to monitor the content of hydrogen in mixed gas, suspended body flowmeter 3 by piping connection, hydrogen analyzer 2
Air inflow for reading and controlling mixed gas.The other end of suspended body flowmeter 3 passes through piping connection to the inside of furnace chamber 6.
Heating furnace body 5 is looped around the outside of furnace chamber 6, for being heated to furnace chamber 6.
As shown in Fig. 2, furnace chamber 6 is internally provided with furnace chamber exhaust pipe 7, furnace chamber air inlet pipe 8, thermocouple 9, sample boat 10, leads
Rail 11 and end cap 12.The generally tubulose of furnace chamber 6, furnace chamber exhaust pipe 7 and furnace chamber air inlet pipe 8 extend into outside the left end of furnace chamber 6
Enter the inside of furnace chamber 6.The generally S-shaped tubulose of furnace chamber air inlet pipe 8, is arranged inside furnace chamber 6, is fixed on furnace chamber 6 along its length
Inner wall on, extend to the right end of furnace chamber 6.The center inside furnace chamber 6 is arranged in thermocouple 9, for ensureing sample boat 10
Heating temperature.Guide rail 11 is arranged along its length inside furnace chamber 6, and sample boat 10 is slided along guide rail 11, for being sent into or taking
Go out sample.The right end in furnace chamber 6 is arranged in end cap 12, for closing furnace chamber 6.
In the present embodiment, furnace chamber 6 is made of quartz glass tube, furnace chamber exhaust pipe 7, furnace chamber air inlet pipe 8, sample boat
10, guide rail 11 and end cap 12 are all made of heat-resisting silicon boron glass and are made.Vacuum is smeared between 6 right end nozzle of end cap 12 and furnace chamber
Fat ensures air-tightness.
The utility model uses S-shaped pipe curve air inlet and single-ended intake and exhaust, increases H-Ar mixed gas into air circuit in stove
Stroke in chamber, it is ensured that gas is adequately heated, and can be uniformly filled in entire furnace chamber trial zone.Sample boat is pushed away by guide rail
Enter furnace chamber center, conveniently picks and places sample.Furnace chamber temperature-control heat couple is directly placed at furnace chamber center sample boat position, is conducive to
Ensure the accuracy of test temperature.
The implementation of the utility model is explained in detail above in conjunction with embodiment, but the utility model and unlimited
In above-described embodiment, within the knowledge of a person skilled in the art, the utility model can also not departed from
Various changes can be made under the premise of objective.Existing skill may be used in the content not being described in detail in the utility model specification
Art.
Claims (3)
1. a kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor, it is characterised in that：It includes gas cylinder
(1), hydrogen analyzer (2), suspended body flowmeter (3), temperature controller (4), heating furnace body (5) and furnace chamber (6)；The output end of gas cylinder (1)
It is connect with one end of gas threeway by pipeline, for providing H-Ar mixed gas；One end of hydrogen analyzer (2) and float-type
The one end of (3) is counted respectively with the other both ends of gas threeway by piping connection, hydrogen analyzer (2) is for monitoring in mixed gas
The content of hydrogen, suspended body flowmeter (3) are used to read and control the air inflow of mixed gas；The other end of suspended body flowmeter (3) is logical
Piping connection is crossed to the inside of furnace chamber (6)；Heating furnace body (5) is looped around the outside of furnace chamber (6), for adding to furnace chamber (6)
Heat.
2. the Gaseous hydrogenation device according to claim 1 measured for zirconium alloy pipe hydride orientation factor, feature
It is：The furnace chamber (6) be internally provided with furnace chamber exhaust pipe (7), furnace chamber air inlet pipe (8), thermocouple (9), sample boat (10),
Guide rail (11) and end cap (12)；Furnace chamber (6) generally tubulose, furnace chamber exhaust pipe (7) and furnace chamber air inlet pipe (8) are from furnace chamber (6)
The inside of furnace chamber (6) is extended into outside left end；Furnace chamber air inlet pipe (8) generally S-shaped tubulose, it is internal along length in furnace chamber (6)
Direction is arranged, and is fixed on the inner wall of furnace chamber (6), extends to the right end of furnace chamber (6)；Thermocouple (9) setting is internal in furnace chamber (6)
Center, the heating temperature for ensureing sample boat (10)；Guide rail (11) is arranged along its length inside furnace chamber (6),
Sample boat (10) is slided along guide rail (11), for being sent into or taking out sample；The right end in furnace chamber (6) is arranged in end cap (12), is used for
Close furnace chamber (6).
3. the Gaseous hydrogenation device according to claim 2 measured for zirconium alloy pipe hydride orientation factor, feature
It is：The furnace chamber (6) is made of quartz glass tube, furnace chamber exhaust pipe (7), furnace chamber air inlet pipe (8), sample boat (10),
Guide rail (11) and end cap (12) are all made of heat-resisting silicon boron glass and are made；It is smeared between end cap (12) and furnace chamber (6) right end nozzle
Vacuum grease ensures air-tightness.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721883122.5U CN207717732U (en) | 2017-12-28 | 2017-12-28 | A kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721883122.5U CN207717732U (en) | 2017-12-28 | 2017-12-28 | A kind of Gaseous hydrogenation device measured for zirconium alloy pipe hydride orientation factor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975479A (en) * | 2017-12-28 | 2019-07-05 | 中核建中核燃料元件有限公司 | A kind of Gaseous hydrogenation device for the measurement of zirconium alloy pipe hydride orientation factor |
-
2017
- 2017-12-28 CN CN201721883122.5U patent/CN207717732U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975479A (en) * | 2017-12-28 | 2019-07-05 | 中核建中核燃料元件有限公司 | A kind of Gaseous hydrogenation device for the measurement of zirconium alloy pipe hydride orientation factor |
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