CN107655260A - A kind of liquid argon tank car fills exhaust gas recovery system and its method - Google Patents
A kind of liquid argon tank car fills exhaust gas recovery system and its method Download PDFInfo
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- CN107655260A CN107655260A CN201710811122.2A CN201710811122A CN107655260A CN 107655260 A CN107655260 A CN 107655260A CN 201710811122 A CN201710811122 A CN 201710811122A CN 107655260 A CN107655260 A CN 107655260A
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- argon
- rang
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- gas
- tank car
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/028—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of noble gases
- F25J3/0285—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of noble gases of argon
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0295—Start-up or control of the process; Details of the apparatus used, e.g. sieve plates, packings
Abstract
The embodiments of the invention provide a kind of liquid argon tank car to fill exhaust gas recovery system and its method, and the tail gas of discharge is filled for reclaiming liquid argon tank car.The system includes：Liquid fills special stainless steel flexible pipe, and one end that the liquid fills special stainless steel flexible pipe is connected for filling tail gas discharging pipe with liquid argon tank car；First manual valve, it is connected to the other end that the liquid fills special stainless steel flexible pipe；Qi Rang, it is connected with the first manual valve；Second hand-operated valve；Piston pump, it is connected by second hand-operated valve with the gas Rang, the piston pump is used to be connected with argon gas compressor, and then the argon gas that the liquid argon tank car is filled to exhaust gas recovery system recovery is sent into the argon gas compressor, liquid argon is obtained by being sent into the pure argon column rectifying being connected with the argon gas compressor after the argon gas compressor oxygenation dehydrogenation.
Description
Technical field
The present invention relates to metallurgical technology field, more particularly to a kind of liquid argon tank car to fill exhaust gas recovery system and its method.
Background technology
At present, when liquid argon tank car fills, meeting discharge unit gasification argon gas (amount of vaporization for accounting for 3~5%) is made to the external world
Into the wasting of resources.However, prevent there is presently no effectively method or reduce this wasting of resources.
The content of the invention
The embodiments of the invention provide a kind of liquid argon tank car to fill exhaust gas recovery system and its method, for reclaiming liquid argon groove
Car fills the tail gas of discharge.
In a first aspect, the invention provides a kind of liquid argon tank car to fill exhaust gas recovery system, including：
Liquid fills special stainless steel flexible pipe, and one end that the liquid fills special stainless steel flexible pipe is used for and liquid argon tank car
Fill tail gas discharging pipe connection；
First manual valve, it is connected to the other end that the liquid fills special stainless steel flexible pipe；
Qi Rang, it is connected with the first manual valve；
Second hand-operated valve；
Piston pump, it is connected by second hand-operated valve with the gas Rang, the piston pump is used to connect with argon gas compressor
Connect, and then the liquid argon tank car is filled to the argon gas feeding argon gas compressor of exhaust gas recovery system recovery, pass through the argon
The pure argon column rectifying being connected with the argon gas compressor is sent into after air compressor oxygenation dehydrogenation and obtains liquid argon.
Optionally, the Qi Rang have one or more, and vavuum pump is provided with before each Qi Rang mouths.
Optionally, the system also includes being arranged on the first pressure table before each Qi Rang mouths.
Optionally, the exit of the piston pump is provided with the first regulating valve.
Optionally, the exit of the piston pump is provided with second pressure gauge.
Optionally, the exit of the piston pump is provided with the first drain valve.
Second aspect, the invention provides a kind of liquid argon tank car to fill method for recovering tail gas, is filled applied to liquid argon tank car
Exhaust gas recovery system, the liquid argon tank car fill exhaust gas recovery system and fill special stainless steel flexible pipe, the liquid including liquid
The one end for filling special stainless steel flexible pipe is connected for filling tail gas discharging pipe with liquid argon tank car, first manual valve, is connected to institute
The other end that liquid fills special stainless steel flexible pipe is stated, gas Rang, is connected with the first manual valve, the second hand-operated valve, piston pump,
It is connected by second hand-operated valve with the gas Rang, the piston pump is used to be connected with argon gas compressor, and then by the liquid
The argon gas that argon tank car fills exhaust gas recovery system recovery is sent into the argon gas compressor, passes through the argon gas compressor oxygenation dehydrogenation
The pure argon column rectifying being connected with the argon gas compressor is sent into afterwards and obtains liquid argon, and methods described includes：
Close the first manual valve and second hand-operated valve；
The air pressure extracted in the gas to the Qi Rang in the Qi Rang is negative pressure；
One end that the liquid is filled to special stainless steel flexible pipe fills tail gas discharging pipe with the liquid argon tank car and is connected, with
And the piston pump is connected with the argon gas compressor；
Open the first manual valve and second hand-operated valve, and start the piston pump, by the piston pump to
The compressor conveys argon gas.
Optionally, the Qi Rang have one or more, are provided with vavuum pump before each Qi Rang mouths, the system is also
Including being arranged on the first pressure table before each Qi Rang mouths, the gas extracted in the Qi Rang is into the Qi Rang
Air pressure is negative pressure, including：
Start the gas in each Qi Rang corresponding to each vavuum pump extraction, until each first pressure
Table shows negative pressure.
Optionally, the exit of the piston pump is provided with the first regulating valve and second pressure gauge, and methods described also includes：
When the pressure value that the second pressure gauge is shown reaches first threshold, the aperture of first regulating valve is opened.
Optionally, it is described to start the piston pump, specifically include：
Start the piston pump when the pressure value of the first pressure table is negative pressure.
Said one or multiple technical schemes in the embodiment of the present application, at least there is following one or more technology effects
Fruit：
In the technical scheme of the embodiment of the present invention, liquid argon tank car fill exhaust gas recovery system liquid fill it is special stainless
One end of steel flexible pipe is connected for filling tail gas discharging pipe with liquid argon tank car, and the other end is then connected with first manual valve, first-hand
Dynamic valve is connected with gas Rang again, and gas Rang is further connected with the second hand-operated valve, and the second hand-operated valve is further connected with piston pump, and is lived
Plug pump is used to be connected with argon gas compressor, and then liquid argon tank car is filled to the argon gas feeding argon gas compression of exhaust gas recovery system recovery
Machine, then, the tail gas of liquid argon tank car charging system discharge just fills special stainless steel flexible pipe by liquid and is collected into system,
Ar Pressure contracting machine is pumped into by piston again, is then ultimately delivered to connect with argon gas compressor after oxygenation dehydrogenation in argon gas compressor
The pure argon column rectifying connect obtains liquid argon, thus solves the problems, such as the exhaust emissions that liquid argon tank car fills, and realizes recovery liquid argon groove
Car fills the tail gas of discharge, reduces the wasting of resources.
Brief description of the drawings
Fig. 1 is the schematic diagram that liquid argon tank car fills exhaust gas recovery system in the embodiment of the present invention.
Embodiment
The embodiments of the invention provide a kind of liquid argon tank car to fill exhaust gas recovery system and its method, for reclaiming liquid argon groove
Car fills the tail gas of discharge.
In order to solve the above-mentioned technical problem, technical scheme thinking provided by the invention is as follows：
In the technical scheme of the embodiment of the present invention, liquid argon tank car fill exhaust gas recovery system liquid fill it is special stainless
One end of steel flexible pipe is connected for filling tail gas discharging pipe with liquid argon tank car, and the other end is then connected with first manual valve, first-hand
Dynamic valve is connected with gas Rang again, and gas Rang is further connected with the second hand-operated valve, and the second hand-operated valve is further connected with piston pump, and is lived
Plug pump is used to be connected with argon gas compressor, and then liquid argon tank car is filled to the argon gas feeding argon gas compression of exhaust gas recovery system recovery
Machine, then, the tail gas of liquid argon tank car charging system discharge just fills special stainless steel flexible pipe by liquid and is collected into system,
Ar Pressure contracting machine is pumped into by piston again, is then ultimately delivered to connect with argon gas compressor after oxygenation dehydrogenation in argon gas compressor
The pure argon column rectifying connect obtains liquid argon, thus solves the problems, such as the exhaust emissions that liquid argon tank car fills, and realizes recovery liquid argon groove
Car fills the tail gas of discharge, reduces the wasting of resources.
Technical solution of the present invention is described in detail below by accompanying drawing and specific embodiment, it should be understood that the application
Specific features in embodiment and embodiment are the detailed description to technical scheme, rather than to present techniques
The restriction of scheme, in the case where not conflicting, the technical characteristic in the embodiment of the present application and embodiment can be mutually combined.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, expression may have three kinds of passes
System, for example, A and/or B, can be represented：Individualism A, while A and B be present, these three situations of individualism B.In addition, herein
Middle character "/", it is a kind of relation of "or" to typically represent forward-backward correlation object.
First aspect present invention provides a kind of hydraulic pressure tank car and fills exhaust gas recovery system, refer to Fig. 1, is hydraulic pressure tank car
Fill the schematic diagram of exhaust gas recovery system.The system comprises at least：Liquid fills special stainless steel flexible pipe 4, first manual valve 5,
Gas Rang, the second hand-operated valve 15 and piston pump 16.
Specifically, in the filling process of liquid argon tank car 1, the second drain valve 3 is opened, is discharged by hydraulic pressure tank car delivery pipe 2
The tail gas of gasification.When needing to reclaim tail gas, liquid is filled into the either end of special stainless steel flexible pipe 4 and hydraulic pressure tank car discharges
Pipe 2 connects.The other end that liquid fills special stainless steel flexible pipe 4 then connects liquid argon tank car and fills the first-hand of exhaust gas recovery system
Dynamic valve 5.First manual valve 5 is further connected by stainless steel pipes Yu Qi Rang., Qi Rang can be set during specific implementation
One it can also be provided that multiple, the present invention is not particularly limited.By taking Fig. 1 as an example, specifically 14 liang of the He Qi Rang of Qi Rang 11 are provided with
Ge Qi Rang.Specifically, if Qi Rang are specifically provided with one, then first manual valve 5 is then directly by a branch road with being somebody's turn to do
Ge Qi Rang mouths connect；If Qi Rang are provided with multiple, then first manual valve 5 then passes through each of multiple branch roads and multiple Qi Rang
Qi Rang connections.As shown in figure 1, first manual valve 5 passes through stainless steel pipes 6, stainless steel pipes 9, stainless steel pipes 9-1 and stainless
Steel conduit 10-1 is connected Yu Qi Rang 11, and passes through stainless steel pipes 6, stainless steel pipes 9, stainless steel pipes 9-3 and stainless steel
Pipeline 18-1 is connected Yu Qi Rang 14.
Gas Rang is further connected by stainless steel pipes with the second hand-operated valve 15, and the second hand-operated valve 15 is further by stainless
Steel conduit is connected with the entrance of piston pump 16.As shown in figure 1, Qi Rang 11 are He Qi Rang 14 pass through stainless steel pipes 9-4 and second-hand
Dynamic valve 15 is connected, and the second hand-operated valve 15 is connected by stainless steel pipes 15-1 with piston pump 16 again.
When needing to reclaim tail gas, the outlet of piston pump 16 further can be connected by stainless steel pipes and argon gas compressor
Connect.As shown in figure 1, piston pump 16 passes through stainless steel pipes 16-1, stainless steel pipes 17-1 and stainless steel pipes 20-1 and argon gas
Compressor (not shown in figure 1) connects.And then in argon gas compressor to argon gas oxygenation dehydrogenation after, be further fed into and argon gas
The pure argon column rectifying of compressor connection obtains liquid argon, is achieved in filling liquid argon tank car the recovery of tail gas.
Further, vavuum pump 7 is provided with before each Qi Rang mouths, as shown in figure 1, passing through stainless steel pipes before 11 mouthfuls of Qi Rang
6-1, the 3rd drain valve 6-2 are connected before vavuum pump 7, and 14 mouthfuls of Qi Rang with active section 6-3 by stainless steel pipes 9-2,
Four drain valves 12 and active section 12-1 connect vavuum pump 7.Before tail gas is reclaimed, vavuum pump is connected into each Qi Rang mouths and extracted
Gas in corresponding gas Rang, to cause gas Rang air pressure to increase with tail gas draught head, and then preferably absorbs tail gas.
Further, the process of gas is extracted for the ease of control, as shown in figure 1, being additionally provided with before each Qi Rang mouths of
First pressure table 18, and then detect and show the gas pressure in each Qi Rang.In addition, can also further it be set on Qi Rang
Safety valve 21, discharge the gas in Qi Rang when excessive in time with Qi Rang pressure.
Further, as shown in figure 1, being additionally provided with the first regulating valve 20 in the exit of piston pump 16.Specifically,
The aperture of one regulating valve 20 can influence to be sent into the gas flow of argon gas compressor, can be according to actual feelings during specific implementation
Condition adjusts the aperture of the first regulating valve 20, to cause the gas flow into argon gas compressor to be maintained at the amount model of argon gas compressor
In enclosing.
Further, for the ease of monitoring the pressure of the output gas of piston pump 16, also set up in the exit of piston pump 16
There is second pressure gauge 22, and then the aperture of the first regulating valve 20 is adjusted by observing the atmospheric pressure value of the display of second pressure gauge 22.
Further, the first drain valve 19 is additionally provided with the exit of piston pump 16, in order to when pressure is excessive and
When discharge unnecessary gas.Specifically, as shown in figure 1, the first drain valve 19 is connected into piston by stainless steel pipes 17-2
Pump 16 is exported on stainless steel pipes 17-1.
In addition, during specific implementation, those skilled in the art can also be according to reality each
Individual position sets branch road, valve, switch and instrument etc., for example, set the 3rd hand-operated valve 10 shown in Fig. 1, the 4th hand-operated valve 13,
5th hand-operated valve 17 and the 6th hand-operated valve 8, the present invention are not particularly limited.
Based on the inventive concept that to fill exhaust gas recovery system same of liquid argon tank car in previous embodiment, correspondingly use below
The liquid argon tank car for stating system fills method for recovering tail gas and is introduced, and this method includes：
S101：Close the first manual valve and second hand-operated valve；
S102：The air pressure extracted in the gas to the Qi Rang in the Qi Rang is negative pressure；
S103：The liquid is filled into one end of special stainless steel flexible pipe and the liquid argon tank car fills tail gas discharging pipe and connected
Connect, and the piston pump is connected with the argon gas compressor；
S104：The first manual valve and second hand-operated valve are opened, and starts the piston pump, passes through the piston
Pump conveys argon gas to the compressor.
Specifically, the hand-operated valve 15 of first manual valve 5 and second is first shut off, further, can also close in Fig. 1
Three drain valve 6-2, the 4th drain valve 12, the 5th hand-operated valve 17, the first drain valve 19 and the first regulating valve 20.
Then, the gas in Qi Rang is extracted until the air pressure in Qi Rang is negative pressure.In embodiments of the present invention, gas Rang can be with
Have one or more, vavuum pump and first pressure table be provided with before each Qi Rang mouths, then S102 particularly as：Start each institute
The gas in each Qi Rang corresponding to vavuum pump extraction is stated, until each first pressure table shows negative pressure.Such as Fig. 1 institutes
Vavuum pump 7 and first pressure table 18 are both provided with before showing 14 mouthfuls of the He Qi Rang of , Qi Rang 11, opens the 3rd drain valve 6-2 and the 4th row
Put valve 12 and start two vavuum pumps 7 and extract the gas in the He Qi Rang 14 of Qi Rang 11 until two displays of first pressure table 18 are negative
Pressure.During specific implementation, the negative pressure is specifically as follows -10mmbar.
In addition, liquid is filled into one end of special stainless steel flexible pipe 4 and liquid argon tank car fills tail gas discharging pipe 2 and is connected, with
And piston pump 16 is connected with argon gas compressor.Specifically, S102 and S103 execution sequences in no particular order, are led belonging to the present invention
The those of ordinary skill in domain can be according to actually being selected, and the present invention is not particularly limited.In addition, in specific implementation process
In, after connection liquid fills the drain valve 3 of special stainless steel flexible pipe 4 and second, slightly open after frost is hung in the discharge of the second drain valve 3 and reconnect
Liquid fills special stainless steel flexible pipe 4 and first manual valve 5.
Then, in S104, the second drain valve 3, the hand-operated valve 15 of first manual valve 5 and second are opened, and start piston pump
16 start to reclaim tail gas.Further, in embodiments of the present invention, in order that the gas flow for being sent into argon gas compressor will not be too low,
Preferably, a certain amount of gas is first poured into gas Rang after opening the second drain valve 3 and first manual valve 5, treats the gas in gas Rang
The second hand-operated valve 15 is opened when body pressure reaches Second Threshold again and starts piston pump 16.Wherein, Second Threshold be 30KPa~
60KPa is middle any value, such as 30KPa, 35KPa, 40KPa, 45KPa, 50KPa, 55KPa or 60KPa etc..
Further, the second hand-operated valve 15, the 5th hand-operated valve 17 are opened, and after starting piston pump 16, slightly drives the first drain valve
19 blow down, and then turn off the second drain valve 19.
Further, in order that the gas flow for being sent into argon gas compressor will not be too low, it is preferable that the exit of piston pump 16 is set
The first regulating valve 20 and second pressure gauge 22 are put, methods described also includes：When the pressure value that the second pressure gauge is shown reaches
During first threshold, the aperture of first regulating valve is opened.
Specifically, first threshold is, for example, 0.5MPaq, when second pressure gauge 22 shows that pressure value reaches 0.5MPaq,
The first regulating valve 20 is slightly opened so that the gas that piston pump 16 exports can enter argon gas compressor.Then, according to second pressure gauge
The pressure value of 22 displays, and the running situation of argon gas compressor deoxidization by adding hydrogen, the aperture of the first regulating valve of accommodation 20,
So that liquid argon tank car fills exhaust gas recovery system and is sent into the gas of argon gas compressor in amount scope.
Liquid argon tank car in the embodiment of earlier figures 1 fills the various change mode and instantiation of exhaust gas recovery system method
The method that exhaust gas recovery system is filled using liquid argon tank car of the present embodiment is equally applicable to, liquid argon tank car is filled by foregoing
The detailed description of exhaust gas recovery system, those skilled in the art are clear that in the present embodiment to be filled using liquid argon tank car
The implementation of exhaust gas recovery system, thus it is succinct for specification, it will not be described in detail herein.
Said one or multiple technical schemes in the embodiment of the present application, at least there is following one or more technology effects
Fruit：
In the technical scheme of the embodiment of the present invention, liquid argon tank car fill exhaust gas recovery system liquid fill it is special stainless
One end of steel flexible pipe is connected for filling tail gas discharging pipe with liquid argon tank car, and the other end is then connected with first manual valve, first-hand
Dynamic valve is connected with gas Rang again, and gas Rang is further connected with the second hand-operated valve, and the second hand-operated valve is further connected with piston pump, and is lived
Plug pump is used to be connected with argon gas compressor, and then liquid argon tank car is filled to the argon gas feeding argon gas compression of exhaust gas recovery system recovery
Machine, then, the tail gas of liquid argon tank car charging system discharge just fills special stainless steel flexible pipe by liquid and is collected into system,
Ar Pressure contracting machine is pumped into by piston again, is then ultimately delivered to connect with argon gas compressor after oxygenation dehydrogenation in argon gas compressor
The pure argon column rectifying connect obtains liquid argon, thus solves the problems, such as the exhaust emissions that liquid argon tank car fills, and realizes recovery liquid argon groove
Car fills the tail gas of discharge, reduces the wasting of resources.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of liquid argon tank car fills exhaust gas recovery system, it is characterised in that including：
Liquid fills special stainless steel flexible pipe, and one end that the liquid fills special stainless steel flexible pipe is used to fill with liquid argon tank car
Tail gas discharging pipe connects；
First manual valve, it is connected to the other end that the liquid fills special stainless steel flexible pipe；
Qi Rang, it is connected with the first manual valve；
Second hand-operated valve；
Piston pump, it is connected by second hand-operated valve with the gas Rang, the piston pump is used to be connected with argon gas compressor, enters
And the argon gas that the liquid argon tank car is filled to exhaust gas recovery system recovery is sent into the argon gas compressor, compressed by the argon gas
The pure argon column rectifying being connected with the argon gas compressor is sent into after machine oxygenation dehydrogenation and obtains liquid argon.
2. the system as claimed in claim 1, it is characterised in that the Qi Rang have one or more, each Qi Rang mouths
Before be provided with vavuum pump.
3. system as claimed in claim 2, it is characterised in that the system is also included before being arranged on each Qi Rang mouths
First pressure table.
4. system as claimed in claim 3, it is characterised in that the exit of the piston pump is provided with the first regulating valve.
5. system as claimed in claim 4, it is characterised in that the exit of the piston pump is provided with second pressure gauge.
6. system as claimed in claim 5, it is characterised in that the exit of the piston pump is provided with the first drain valve.
7. a kind of liquid argon tank car fills method for recovering tail gas, it is characterised in that exhaust gas recovery system is filled applied to liquid argon tank car,
The liquid argon tank car fills exhaust gas recovery system and fills special stainless steel flexible pipe including liquid, and the liquid fills special stainless steel
One end of flexible pipe is used to fill tail gas discharging pipe with liquid argon tank car and be connected, first manual valve, be connected to the liquid fill it is special
The other end of stainless steel flexible hose, gas Rang, it is connected with the first manual valve, the second hand-operated valve, piston pump, passes through the second-hand
Dynamic valve is connected with the gas Rang, and the piston pump is used to be connected with argon gas compressor, and then the liquid argon tank car is filled into tail gas
The argon gas of recovery system recovery is sent into the argon gas compressor, by being sent into and the argon after the argon gas compressor oxygenation dehydrogenation
The pure argon column rectifying of air compressor connection obtains liquid argon, and methods described includes：
Close the first manual valve and second hand-operated valve；
The air pressure extracted in the gas to the Qi Rang in the Qi Rang is negative pressure；
One end that the liquid is filled to special stainless steel flexible pipe fills tail gas discharging pipe with the liquid argon tank car and is connected, and will
The piston pump is connected with the argon gas compressor；
The first manual valve and second hand-operated valve are opened, and starts the piston pump, by the piston pump to described
Compressor conveys argon gas.
8. method as claimed in claim 7, it is characterised in that the Qi Rang have one or more, each Qi Rang mouths
Before be provided with vavuum pump, the system also includes being arranged on the first pressure table before each Qi Rang mouths, described in the extraction
The air pressure in gas to the Qi Rang in Qi Rang is negative pressure, including：
Start the gas in each Qi Rang corresponding to each vavuum pump extraction, until each first pressure table shows
Show negative pressure.
9. method as claimed in claim 8, it is characterised in that the exit of the piston pump is provided with the first regulating valve and
Two pressure gauges, methods described also include：
When the pressure value that the second pressure gauge is shown reaches first threshold, the aperture of first regulating valve is opened.
10. method as claimed in claim 9, it is characterised in that it is described to start the piston pump, specifically include：
Start the piston pump when the pressure value of the first pressure table is negative pressure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710811122.2A CN107655260A (en) | 2017-09-06 | 2017-09-06 | A kind of liquid argon tank car fills exhaust gas recovery system and its method |
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| CN201710811122.2A CN107655260A (en) | 2017-09-06 | 2017-09-06 | A kind of liquid argon tank car fills exhaust gas recovery system and its method |
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Cited By (2)
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| CN113120873A (en) * | 2019-12-31 | 2021-07-16 | 大连中鼎化学有限公司 | Device and method for recycling and preparing ultra-pure argon from vented tail gas of monocrystalline silicon and polycrystalline silicon furnaces |
| CN114279166A (en) * | 2021-12-30 | 2022-04-05 | 乔治洛德方法研究和开发液化空气有限公司 | Method and device for recovering evaporated argon in liquid argon storage tank and suitable low-temperature argon compressor |
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| CN203099314U (en) * | 2012-12-26 | 2013-07-31 | 成都成钢梅塞尔气体产品有限公司 | Liquid argon lossless filling system |
| CN203428912U (en) * | 2013-08-16 | 2014-02-12 | 中国计量科学研究院 | Helium recovery device |
| CN106185095A (en) * | 2016-08-25 | 2016-12-07 | 聂麒曌 | In vehicle-mounted groove tank of tank car breather valve tail gas and absorption system |
| CN106288653A (en) * | 2016-10-21 | 2017-01-04 | 上海跃绅能源科技有限公司 | A kind of single column cryogenic rectification reclaims device and the method for purification recovery argon of argon |
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| CN113120873A (en) * | 2019-12-31 | 2021-07-16 | 大连中鼎化学有限公司 | Device and method for recycling and preparing ultra-pure argon from vented tail gas of monocrystalline silicon and polycrystalline silicon furnaces |
| CN114279166A (en) * | 2021-12-30 | 2022-04-05 | 乔治洛德方法研究和开发液化空气有限公司 | Method and device for recovering evaporated argon in liquid argon storage tank and suitable low-temperature argon compressor |
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