CN209725833U - A kind of recyclegas purge system of disk amplifier - Google Patents
A kind of recyclegas purge system of disk amplifier Download PDFInfo
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- CN209725833U CN209725833U CN201821934207.6U CN201821934207U CN209725833U CN 209725833 U CN209725833 U CN 209725833U CN 201821934207 U CN201821934207 U CN 201821934207U CN 209725833 U CN209725833 U CN 209725833U
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Abstract
The utility model provides a kind of recyclegas purge system of disk amplifier.The recyclegas purge system is made of nitrogen oxygen atmosphere station, nitrogen oxygen atmosphere, the nitrogen oxygen atmosphere circulatory system.Nitrogen oxygen atmosphere station is made of liquefied gas storage, evaporator, pressure reducing valve, mixing match device, temperature controller.On the basis of optimizing disk amplifier basic structure, xenon lamp and neodymium glass are used and are purged with source gas, reduce the air-tightness requirement between lamp box and piece case；Using recyclegas system, purge gas is recycled by measures such as temperature control, filtering, displacements, to reduce operating cost, improves efficiency-cost ratio；It using the nitrogen oxygen atmosphere of safe ratio as circulation gas source, can fundamentally solve to leak bring personnel asphyxia hidden danger because of purge gas, to achieve the purpose that reduce operating cost, improve safety in operation.
Description
Technical field
The utility model belongs to high power solid state laser field, more particularly to a kind of circulation of novel sheet amplifier
Gas purge system.
Background technique
Laser driving apparatus for inertial confinement fusion is the big section that one in large scale, system complex, cost are high
Learn engineering, at present the important unit of many countries and laboratory in the world, for example, U.S.'s livermore laboratory, it is French in Meier
Laboratory, Osaka, Japan university laser engineering center, the Shanghai ray machine institute of China and China Physics Institute eight etc., all driven to the laser
Dynamic device carries out numerous studies.It has been all made of the 400mm bore sheet amplifier system of xenon flash lamp pumping neodymium glass.
Sheet amplifier system is after the completion of operation using clean dried gas to sheet amplifier system piece case and lamp box
Purged, main purpose first is that every time charge and discharge process terminate, high-strength xenon lamp irradiation under, can all be generated in amplifier chamber
A large amount of particulates complete rapid purging displacement to aerosol in piece case, can be to avoid because aerosol is on neodymium glass surface
Adhere to and causes to damage；Second is that can all have amount of heat generation in neodymium glass and xenon lamp after charge and discharge every time, this part heat
Amount causes the thermal distoftion of neodymium glass, and before next cycle laser passes through, this part thermal distoftion need to be eliminated as early as possible, it is necessary to right
Neodymium glass is cooled down with xenon flash lamp, it is ensured that device emits the frequency.
To avoid neodymium glass from deliquescing in the long-term use, piece case, which has the relative humidity of purge gas, strictly to be wanted
It asks.The drying nitrogen that cleanliness is respectively adopted at present better than 5 grades of ISO, relative humidity RH≤1% purges cooling to neodymium glass,
Xenon lamp is purged better than the clean dry air of 5 grades of ISO, relative humidity RH≤40% using cleanliness and is cooled down, the technical solution
It is simple and reliable.But there are some deficiencies, first is that air-tightness requirement is very high between piece case and lamp box；Second is that nitrogen system and air system
System uses in line working method, i.e., gas can be directly discharged in atmosphere after amplifier completes purging, to cause gas
Body waste；Third is that often will appear the leakage of nitrogen in system integration installation and debugging, operation, maintenance process, to operator
Cause security risk.
Utility model content
The utility model provides a kind of recyclegas purge system of novel sheet amplifier, to realize purge gas
Recycle, reduce operating cost.
Specific technical solution is the recyclegas purge system of the disk amplifier, including nitrogen oxygen atmosphere station and nitrogen
The oxygen gas mixture circulatory system；The nitrogen oxygen atmosphere station include liquid nitrogen storage tank, liquid oxygen storage tank, the first vaporizer, the second vaporizer,
First pressure reducing valve, the second pressure reducing valve, mixing match device, first gas storage tank, second gas storage tank, third pressure reducing valve, the 4th subtract
Pressure valve, the first temperature controller and the second temperature controller；The nitrogen oxygen atmosphere circulatory system includes built-up air conditioner, the first valve,
Two valves, third valve, the 4th valve, the 5th valve, the 6th valve, the 7th valve, disk amplifier, gas parameter sensor
With recyclegas control module.
Built-up air conditioner includes blower, temperature controller and filter；Liquid nitrogen storage tank is connect by pipeline with the first vaporizer, the
The one vaporizer other end is connect by pipeline with the first pressure reducing valve, the first pressure reducing valve pass through pipeline respectively with first gas storage tank and
Mixing match device connects, and sets gradually third pressure reducing valve and the first temperature controller on the pipeline after first gas storage tank, then leads to
Third valve is crossed to connect with built-up air conditioner one end；Liquid oxygen storage tank passes through the second pressure reducing valve again and mixes after connecting with the second vaporizer
Proportioner connection is closed, mixing match device is sequentially connected second gas storage tank, the 4th pressure reducing valve and the second temperature controller again, then connects again
Connect the 6th valve of the nitrogen oxygen atmosphere circulatory system；The built-up air conditioner other end is put by the first valve and the second valve with sheet
Big device connection；4th valve is connected between third valve and built-up air conditioner by pipeline one end, and the other end is connected by pipeline
It connects between the 6th valve and the 5th valve；The 5th valve other end by pipeline be connected to the first valve and the second valve it
Between, the 7th valve one end is separately connected with the disk amplifier other end and the 5th valve, the 4th valve and the 6th valve；Gas ginseng
Number sensors be arranged between built-up air conditioner and the first valve, between the second valve and disk amplifier, disk amplifier with
Between 7th valve；Recyclegas control module is connected with gas parameter sensor and each valve respectively.
Gas parameter sensor includes pressure sensor, temperature sensor and humidity sensor.
The utility model has the advantages that the recyclegas Purge methods that the utility model uses, recycle weight by the gas that will be used to purge
Multiple to utilize, to substantially reduce the dosage of purge gas, annual operating cost can reduce an order of magnitude；It is mixed using nitrogen oxygen
Gas source, during greatly improving gas purging, operation, the personal safety of maintenance personnel；To xenon lamp and neodymium glass using homologous
Simultaneous purge greatly reduces the air-tightness requirement between disk amplifier lamp box and piece case, it is possible to reduce have in disk amplifier
The use of secret closure material, reduces the generation of pollutant in disk amplifier, thus extend the maintenance period of xenon lamp and neodymium glass,
Guarantee the maintenance of disk amplifier gain ability.
Detailed description of the invention
Fig. 1 is nitrogen oxygen atmosphere station functional block diagram.
Fig. 2 nitrogen oxygen atmosphere circulatory system schematic diagram.
Description of symbols: 1-liquid nitrogen storage tank；2- liquid oxygen storage tank；The first vaporizer of 3.1-；3.2, the second vaporizer；
4.1, the first pressure reducing valve；4.2, the second pressure reducing valve；4.3, third pressure reducing valve；4.4, the 4th pressure reducing valve；5- mixing match device；6.1,
First gas storage tank；6.2, the second body storage tank；7.1, the first temperature controller；7.2, the second temperature controller；7.3, third temperature controller；8- nitrogen
Oxygen gas mixture；9- built-up air conditioner；10- blower；11- filter；12- pipeline；13.1, the first valve；13.2, the second valve；
13.3, third valve；13.4, the 4th valve；13.5, the 5th valve；13.6, the 6th valve；13.7, the 7th valve；14- sheet
Amplifier.
Specific embodiment
Below with reference to embodiment and attached drawing to a kind of recyclegas purging side of disk amplifier disclosed by the utility model
Formula does principle design and specific implementation explanation, but should not limit the protection scope of the present invention.
Embodiment 1, as shown in Figure 1 and Figure 2, the recyclegas purge system of the disk amplifier, including nitrogen oxygen atmosphere
It stands and the nitrogen oxygen atmosphere circulatory system；The nitrogen oxygen atmosphere station include liquid nitrogen storage tank 1, liquid oxygen storage tank 2, the first vaporizer 3.1,
Second vaporizer 3.2, the first pressure reducing valve 4.1, the second pressure reducing valve 4.2, mixing match device 5, first gas storage tank 6.1, the second gas
Body storage tank 6.2, third pressure reducing valve 4.3, the 4th pressure reducing valve 4.4, the first temperature controller 7.1 and the second temperature controller 7.2；The nitrogen oxygen is mixed
Closing the gas circulatory system includes built-up air conditioner 9, the first valve 13.1, the second valve 13.2, third valve 13.3, the 4th valve
13.4, the 5th valve 13.5, the 6th valve 13.6, the 7th valve 13.7, disk amplifier 14, gas parameter sensor and circulation
Gas Control Module (not shown).
The built-up air conditioner 9 includes blower 10, temperature controller 7 and filter 11；Liquid nitrogen storage tank 1 passes through pipeline and the first vapour
Change device 3.1 to connect, 3.1 other end of the first vaporizer is connect by pipeline with the first pressure reducing valve 4.1, the connection of the first pressure reducing valve 4.1
Connect respectively with first gas storage tank 6.1 and mixing match device 5 by pipeline, on the pipeline after first gas storage tank 6.1 according to
Then secondary setting third pressure reducing valve 4.3 and the first temperature controller 7.1 are connect by third valve 13.3 with 9 one end of built-up air conditioner；
Liquid oxygen storage tank 2 is connect by the second pressure reducing valve 4.2 with mixing match device 5 again after connecting with the second vaporizer 3.2, mixing match device
5 are sequentially connected second gas storage tank 6.2, the 4th pressure reducing valve 4.4 and the second temperature controller 7.2 again, then reconnect nitrogen oxygen atmosphere
6th valve 13.6 of the circulatory system；9 other end of built-up air conditioner passes through the first valve 13.1 and the second valve 13.2 and sheet
Amplifier 14 connects；4th valve 13.4 is connected between third valve 13.3 and built-up air conditioner 9 by pipeline one end, another
End is connected between the 6th valve 13.6 and the 5th valve 13.5 by pipeline；5th valve, 13.5 other end is connected by pipeline
Between the first valve 13.1 and the second valve 13.2,13.7 one end of the 7th valve and 14 other end of disk amplifier and the 5th valve
The 13.5, the 4th valve 13.4 of door and the 6th valve 13.6 are separately connected；The setting of gas parameter sensor is in built-up air conditioner 9 and the
Between one valve 13.1, between the second valve 13.2 and disk amplifier 14, between disk amplifier 14 and the 7th valve 13.7；
Recyclegas control module is connected with gas parameter sensor and each valve respectively.Butterfly valve or ball valve, mistake can be selected in valve
The optional pocket type of filter, net formula, the technical solution of tower equal achievable the application of filters.Recyclegas control module is selected
PLC controller.
Blower 10 provides enough pressure for the nitrogen oxygen atmosphere in the circulatory system, guarantees nitrogen oxygen atmosphere in the circulatory system
It is interior, it flows through valve, pipeline 12, disk amplifier 14 and is circulated.When nitrogen oxygen mixed gas flows through disk amplifier 14, meeting
There is certain temperature rise and have pollutant, the third temperature controller 7.3 in built-up air conditioner 9 can control nitrogen oxygen mixed gas
Contaminated nitrogen oxygen atmosphere is restored clean by temperature, 11 device of filtering in built-up air conditioner 9.Recyclegas control module is according to gas
Whether the switch of signal control valve door of body parameter sensors passback the output power of temperature controller and needs to be filtered device filter core
Replacement.
Gas parameter sensor includes pressure sensor, temperature sensor and humidity sensor, and each sensor is using conventional
Gas sensor has disclosed sell in the prior art, is commercially available.
When gas passes through liquid nitrogen storage tank 1, the first vaporizer 3.1, the first pressure reducing valve 4.1, first gas storage tank 6.1, third
The gas exported after pressure reducing valve 4.3, the first temperature controller 7.1 is dry, clean constant temperature and pressure nitrogen；And when gas passes through liquid nitrogen
Storage tank 1, the first vaporizer 3.1, the first pressure reducing valve 4.1 are with oxygen in liquid oxygen storage tank 2 through the second vaporizer 3.2, the second pressure reducing valve
After 4.2 mix in mixing match device 5, then export after the second body storage tank 6.2, the 4th pressure reducing valve 4.4 and the second temperature controller 7.2
Be dry, clean constant temperature and pressure nitrogen oxygen mixed gas.
Steps are as follows for dry, clean constant temperature and pressure gas source generation:
S1: the liquid nitrogen in liquid nitrogen storage tank 1 flows into the first vaporizer 3.1, flows into proportioner using the first pressure reducing valve 4.1
5；
S2: simultaneously with S1, the liquid oxygen in liquid oxygen storage tank 2 flows into the second vaporizer 3.2, using the second pressure reducing valve 4.2
Flow into proportioner 5；
S3: the nitrogen and oxygen for flowing into proportioner 5 carry out a certain proportion of mixing, flow into second gas storage tank 6.2 and do
Cushioning balance；
S4: dry, clean nitrogen oxygen atmosphere is flowed out from gas reservoir 6.2, by the 4th pressure reducing valve 4.4 and the second temperature
Control device 7.2, the constant temperature and pressure nitrogen oxygen atmosphere that final output is dry, clean.
S5: in nitrogen bypass nitrogen to result from above-mentioned steps similar, but without by mixing match device 5, but from the
The outflow of one vaporizer 3.1 flows directly into first gas storage tank 6.1 after the decompression of the first pressure reducing valve 4.1, then flows third through pressure reducing valve
4.3 and first temperature controller 7.1, obtain the drying of displacement, clean constant temperature and pressure nitrogen.
The work step of the nitrogen oxygen atmosphere circulatory system is as follows:
S1: dry, clean constant temperature and pressure nitrogen oxygen atmosphere flows into built-up air conditioner 9 by third valve 13.3, through wind
After machine 10 is pressurized, third temperature controller 7.3 and filter 11 are flowed through, passes through pipeline 12 mirror the first valve 13.1 and the second valve again
13.2 flow into disk amplifier 14；
S2: the nitrogen oxygen atmosphere with temperature rise and pollutant come out from disk amplifier 14 is again introduced into built-up air conditioner
9, through blower 10 pressurization after, through third temperature controller 7.3 carry out temperature control cooling, through filter 11 carry out pollutant filtering, again from
Dry, the clean constant temperature and pressure nitrogen oxygen atmosphere of the output of built-up air conditioner 9；
S3: when disk amplifier 14 work before, by the nitrogen oxygen atmosphere in disk amplifier 14 by bypass be replaced into it is pure
Nitrogen；Pure nitrogen gas is passed through by third valve 13.3 particular by control valve, then puts sheet by built-up air conditioner 9
Nitrogen oxygen atmosphere in big device 14 is replaced through pipeline again by the 7th valve 13.7 and the 6th valve 13.6 to be discharged.
S4: after gas parameter sensor detects that gas values such as humidity is more than early warning value in the circulatory system, by following
Ring Gas Control Module controls the 4th valve 13.4 and the 5th valve 13.5 is closed, and opens the 6th valve 13.6 and is then passed through
The circulatory system is discharged in the gas that humidity is more than early warning value by pure nitrogen oxygen mixed gas.
The recyclegas Purge methods that the utility model uses, can substantially reduce the dosage of purge gas, annual operation
Cost can reduce an order of magnitude；Using nitrogen oxygen atmosphere source, during greatly improving gas purging, operation, maintenance personnel
Personal safety；Homologous simultaneous purge is used to xenon lamp and neodymium glass, is greatly reduced between disk amplifier lamp box and piece case
Air-tightness requirement, it is possible to reduce the use of organic sealing material in disk amplifier reduces the production of pollutant in disk amplifier
It is raw, to extend the maintenance period of xenon lamp and neodymium glass, guarantee the maintenance of disk amplifier gain ability.
Claims (2)
1. a kind of recyclegas purge system of disk amplifier, it is characterised in that: mixed including nitrogen oxygen atmosphere station and nitrogen oxygen
The gas circulatory system；The nitrogen oxygen atmosphere station includes liquid nitrogen storage tank, liquid oxygen storage tank, the first vaporizer, the second vaporizer, first subtracts
Pressure valve, the second pressure reducing valve, mixing match device, first gas storage tank, second gas storage tank, third pressure reducing valve, the 4th pressure reducing valve,
One temperature controller and the second temperature controller；The nitrogen oxygen atmosphere circulatory system include built-up air conditioner, the first valve, the second valve,
Third valve, the 4th valve, the 5th valve, the 6th valve, the 7th valve, disk amplifier, gas parameter sensor and circulation
Gas Control Module；Built-up air conditioner includes blower, temperature controller and filter；Liquid nitrogen storage tank is connected by pipeline and the first vaporizer
Connect, the first vaporizer other end is connect by pipeline with the first pressure reducing valve, the first pressure reducing valve pass through pipeline respectively with first gas
Storage tank is connected with mixing match device, and third pressure reducing valve and the first temperature controller are set gradually on the pipeline after first gas storage tank,
Then it is connect by third valve with built-up air conditioner one end；Liquid oxygen storage tank is depressurized by second again after connecting with the second vaporizer
Valve is connect with mixing match device, and mixing match device is sequentially connected second gas storage tank, the 4th pressure reducing valve and the second temperature controller again, so
The 6th valve of the nitrogen oxygen atmosphere circulatory system is reconnected afterwards；The built-up air conditioner other end by the first valve and the second valve with
Disk amplifier connection；4th valve is connected between third valve and built-up air conditioner by pipeline one end, and the other end passes through
Pipeline is connected between the 6th valve and the 5th valve；The 5th valve other end is connected to the first valve and the second valve by pipeline
Between door, the 7th valve one end is separately connected with the disk amplifier other end and the 5th valve, the 4th valve and the 6th valve；Gas
Body parameter sensors be arranged between built-up air conditioner and the first valve, between the second valve and disk amplifier, sheet amplification
Between device and the 7th valve；Recyclegas control module is connected with gas parameter sensor and each valve respectively.
2. the recyclegas purge system of disk amplifier according to claim 1, it is characterised in that: gas parameter sensing
Device includes pressure sensor, temperature sensor and humidity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821934207.6U CN209725833U (en) | 2018-11-22 | 2018-11-22 | A kind of recyclegas purge system of disk amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821934207.6U CN209725833U (en) | 2018-11-22 | 2018-11-22 | A kind of recyclegas purge system of disk amplifier |
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| Publication Number | Publication Date |
|---|---|
| CN209725833U true CN209725833U (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821934207.6U Active CN209725833U (en) | 2018-11-22 | 2018-11-22 | A kind of recyclegas purge system of disk amplifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373183A (en) * | 2018-11-22 | 2019-02-22 | 中国工程物理研究院激光聚变研究中心 | A kind of recyclegas purge system of disk amplifier |
-
2018
- 2018-11-22 CN CN201821934207.6U patent/CN209725833U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373183A (en) * | 2018-11-22 | 2019-02-22 | 中国工程物理研究院激光聚变研究中心 | A kind of recyclegas purge system of disk amplifier |
| CN109373183B (en) * | 2018-11-22 | 2024-08-13 | 中国工程物理研究院激光聚变研究中心 | Circulating gas purging system of flaky amplifier |
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