CN109373197A - A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry - Google Patents

A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry Download PDF

Info

Publication number
CN109373197A
CN109373197A CN201811507503.2A CN201811507503A CN109373197A CN 109373197 A CN109373197 A CN 109373197A CN 201811507503 A CN201811507503 A CN 201811507503A CN 109373197 A CN109373197 A CN 109373197A
Authority
CN
China
Prior art keywords
recycling bin
bucket
pressure release
noise reduction
recyclable device
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.)
Pending
Application number
CN201811507503.2A
Other languages
Chinese (zh)
Inventor
蒋小林
袁苑
沈冰
程谦胜
刘江淮
陈韬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan Iron and Steel Co Ltd
Original Assignee
Maanshan Iron and Steel Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Maanshan Iron and Steel Co Ltd filed Critical Maanshan Iron and Steel Co Ltd
Priority to CN201811507503.2A priority Critical patent/CN109373197A/en
Publication of CN109373197A publication Critical patent/CN109373197A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00Arrangements for supervising or controlling working operations
    • F17D3/01Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00Details of vessels or of the filling or discharging of vessels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00Details of vessels or of the filling or discharging of vessels
    • F17C13/04Arrangement or mounting of valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry of the present invention, described device includes a closed recycling bin of pressure release noise reduction, low temperature resistant heat exchange filler is filled in recycling bin, recycling bin lower part outer barrel wall is equipped with inlet tube, top pail is covered equipped with outlet, is evenly distributed with heat exchanger fin on recycling bin outer barrel wall, the recycling bin can also be designed to double-layer structure, heat exchange filler is seated in built-in bucket, advanced optimizes heat transfer effect;The present invention realizes pressure leak process before cryogenic liquid tank lorry fills and reaches noise environmental requirement, eliminate safe hidden trouble, recycle high-purity gas and bring certain economic well-being of workers and staff;While apparatus of the present invention design is succinct, investment and use cost are low, heat exchange is abundant, noise is extremely low, it is reusable, therefore practical function of the present invention is significant.

Description

A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry
Technical field
The invention belongs to cryogenic refrigeration method air separation field more particularly to cryogenic liquid pressure vessels, and in particular to low The pressure release of geothermal liquid tank car is discharged.
Background technique
In recent years market to cryogenic liquid product for example liquid oxygen, liquid nitrogen, liquid argon demand increase year by year, to meet market need It asks, usually fills cryogenic liquid product using special low temperature moving pressure container such as cryogenic liquid tank lorry and shipped;Because low The temperature of geothermal liquid product is extremely low, therefore the temperature in tank car controls within the scope of -150 DEG C~-190 DEG C, and pressure usually exists Within the scope of 0.05~0.1Mpa.Unless otherwise instructed, the pressure mentioned in the present invention refers both to gauge pressure, mentioned in following discussion Tank car represent the abbreviation of cryogenic liquid tank lorry.
Cryogenic liquid tank lorry mostly uses greatly at present unloads from pressurization, and when unloading needs to improve tank car tank inner pressure, reaches The purpose filled to target low pressure vessel, process are a small amount of cryogenic liquid of evaporator gasification of opening groove roof, will Gas refill after gasification enters in tank car, can improve the pressure in tank car to 0.4~0.8Mpa, specifically need pressure to be achieved Power is depending on the target low reservoir pressure to be filled, so that it is guaranteed that the cryogenic liquid in tank car is smoothly filled into mesh Mark low-temperature pressure container.When cryogenic liquid will unload most in tank car, to prevent negative pressure from causing the intracorporal purity pollution of tank car tank, Certain pressure, about 0.2-0.4Mpa would generally be retained.Before filling cryogenic liquid to tank car again, need tank car tank body first The pressure of interior reservation carries out pressure release to atmosphere, and pressure should be down to 0.02Mpa hereinafter, lower than cryogenic liquid product in tank car tank body Storage tank or ductwork pressure, convenient for filling cryogenic liquid again.Since the volume of cryogenic liquid tank lorry is usually 25~30m3, and let out Pressing discharge outlet caliber is usually 25~40mm, therefore when pressure release, and bulk gas at a high speed by narrow caliber, produces under pressure Raw very big noise, even up to 90 decibels or more, and drain time continues 15~20 minutes or so, causes seriously to ambient enviroment Noise pollution;Simultaneously in air venting discharge process, there are about the gases of 1~3% high-purity to be discharged into atmosphere, by unrestrained in vain Take;In addition, the cold-gas temperature for being evaporated by cryogenic liquid and being formed is extremely low, the temperature about -50 near cistern car decompression discharge outlet DEG C or so, if safe precaution measure is not in place, easily neighbouring people or article are damaged or damaged.
At present, it is common practice to which in specified safety zone, tank car carries out discharging decompressing to atmosphere before filling again, no Only ambient noise is caused to pollute, waste part high purity oxygen, nitrogen or argon product gas, while bringing certain safety hidden Suffer from.Therefore the technical problem to be solved by the present invention is to how to reduce tank car fill again before pressure release generate noise problem and Residual air recycles problem in tank car.
Summary of the invention
In order to solve the above technical problems, The present invention gives technical solutions one: a kind of pressure release for cryogenic liquid tank lorry Noise reduction recyclable device, described device include a closed recycling bin of pressure release noise reduction, are filled with low temperature resistant change in the recycling bin Hot filler, recycling bin lower part outer barrel wall are equipped with inlet tube, and inlet valve is arranged on inlet tube, and top pail, which covers, to be equipped with Mouth pipe, outlet valve are arranged on outlet, are evenly distributed with heat exchanger fin on the recycling bin outer barrel wall.The technical program is by tank car The interior remaining high pressure gas of pressure maintaining introduces a closed recycling bin by low temperature resistant corrugated flexible hose, and high pressure gas enters big volume Bucket in achieve the purpose that pressure release;Recycling bin be provided with filler play the role of buffering reduce noise, while cryogenic gas with fill out Material passes through the laggard inlet/outlet pipe recycling that sufficiently exchanges heat;Heat exchanger fin is also evenly distributed on recycling bin outer barrel wall, heat exchanger fin facilitates Cryogenic gas and the outer room temperature atmosphere of bucket exchange heat in bucket, and making low temperature gas recovery temperature raising in bucket is room temperature, after the present apparatus, The remaining low temperature high pressure gas of pressure maintaining achievees the purpose that pressure release noise reduction in tank car, while the gas for restoring normal temperature and pressure can enter Outlet recycles.
Technical solution of the present invention two: being also equipped with built-in bucket in above-mentioned recycling bin, and built-in bucket is being returned by cradle hangs It receives in bucket, the built-in bucket bottom and bucket wall lower part are evenly distributed with air vent, low temperature resistant heat exchange filler is filled in built-in bucket, It is sealed simultaneously at the top and bottom of recycling bin and built-in bucket, inlet tube is arranged on the outer barrel wall of recycling bin lower part, and inlet valve setting exists On inlet tube, outlet is arranged at the top of built-in bucket, and outlet valve is arranged on outlet.Technical solution is second is that more preferable in order to reach Heat transfer effect, built-in bucket is increased on the basis of technical solution one, after pressure release gas enters recycling bin in tank car, first with return The heat exchanger fin heat exchange on bucket outer barrel wall is received, later by built in the air vent entrance on built-in bucket wall under admission pressure effect Bucket recycle after sufficiently exchanging heat by the escape pipe at the top of built-in bucket with the low temperature resistant filler in built-in bucket.
The further technical solution of technical solution of the present invention one are as follows: inlet tube described in scheme one enters recycling bin bucket wall Interior to be divided into two-way air intake branch by threeway, air intake branch both ends are connect with two ends of a ring pipe respectively, the ring pipe It is installed by gluing or bracket along recycling bin interior bucket wall circular, is evenly distributed with stomata on the inside of the ring pipe.Using ring pipe Be conducive to air inlet uniformity, can preferably realize the heat transfer effect with filler.
The further technical solution of technical solution of the present invention two are as follows: be equipped with water conservancy diversion immediately ahead of recycling bin inner barrel wall import Plate is radially welded with bracket in recycling bin inner barrel wall inlet ambient, and deflector is being mounted on inner barrel wall import just by bracket-suspending Front.The pressure release gas of cryogenic high pressure pours in recycling bin from inlet tube in tank car, causes the neighbouring low temperature gas of inlet tube in recycling bin Body gathers, and being unfavorable for heat exchange and pressure release, the setting of deflector can guide inlet gas quickly to shunt, and improves having for pressure release heat exchange Effect property.
The further technical solution of technical solution of the present invention one and two are as follows: in the outlet of the pressure release noise reduction recyclable device Blow valve and analytical sampling mouth are installed before valve.Analytical sampling is carried out to the gas for entering outlet, if purity reaches product It is required that then entering pipe network or other utilization, blow valve is then passed through to the underproof gas of purity and is discharged into atmosphere.
The further technical solution of technical solution of the present invention one and two further includes in the pressure release noise reduction recyclable device Bottom is equipped with mobile device.In view of recycling bucket volume is larger, mobile device is installed in bottom of device, can be preferably applicable in In production scene.
The further technical solution of technical solution of the present invention one and two further includes that the low temperature resistant heat exchange filler can divide Layer filling.Low temperature resistant heat exchange filler directly can load or be layered filling, and the technical program is preferably layered filling, Ke Yida To the purpose for improving heat transfer effect.
The further technical solution of technical solution of the present invention one and two further include the low temperature resistant heat exchange filler preferably not Become rusty steel ripple packing.
Since apparatus of the present invention working media is cryogenic gas, therefore technical solution of the present invention described device component includes bucket Wall, disengaging tracheae and valve, deflector and heat exchanger plates fin are all made of the low temperature resistant material of stainless steel.
Ring pipe described in the further technical solution of technical solution of the present invention one can use low temperature resistant hose or copper pipe.
Detailed description of the invention
A kind of Fig. 1: one schematic diagram of pressure release noise reduction recyclable device technical solution for cryogenic liquid tank lorry;
A kind of Fig. 2: two schematic diagram of pressure release noise reduction recyclable device technical solution for cryogenic liquid tank lorry;
Fig. 3: heat exchanger fin distribution schematic diagram;
Accompanying drawings symbol description: 1. cryogenic liquid tank lorries;2. blow valve;3. claw type quick coupling;4. corrugated flexible hose;5. into Mouth valve;6. inlet tube;10. recycling bin;11. filler;12. heat exchanger fin;13. outlet;14. outlet valve;15. blow valve;16. point Analyse sample tap;17. ring pipe;18. venthole;Bucket built in 20.;21. deflector;22. air vent;30, mobile device.
Specific embodiment
1,2 and 3 pair of technical solution of the present invention is described in further details with reference to the accompanying drawing:
One embodiment of technical solution:
As shown in Figure 1: production diameter be 1000mm, be highly the stainless steel recycling bin 10 of 3200mm, along bucket outer wall every Fig. 3 is shown in the stainless steel heat exchanger fin 12 of 200mm circumference longitudinal measure 3000mm × 150mm, the distribution of stainless steel heat exchanger fin 12;Import Pipe 6 uses stainless steel tube at 10 lower part 800mm of recycling bin25mm is introduced, and installs stainless steel tube on it25mm valve 5 one Only, two road branch pipes are divided by threeway along inner barrel wall after inlet tube 6 enters in bucket, two road branch pipes are separately connected a low temperature resistant ring Two ends of shape hose 17, low temperature resistant annular hose 17 are installed in inlet tube height along inner barrel wall gluing or bracket annular, and annular is soft Venthole 18 is evenly distributed on pipe 17;One layer of 100mm stainless steel ripple packing 11 is installed additional every 300mm in recycling bin;It will The both ends of recycling bin 10 are sealed with stainless steel plate, and outlet 13 uses stainless steel tube at the top of recycling bin 1040mm is drawn, access Corresponding medium low-pressure pipe network, successively installing analysis sample tap 16, stainless steel tube on outlet 1340mm blow valve 15, no Become rusty steel pipe25mm outlet valve 14 each one.
Two embodiment of technical solution:
As shown in Figure 2: production diameter is 1000mm, is highly the stainless steel cylinder recycling bin 10 1 of 3200mm, edge Stainless steel heat exchanger fin 12 of the bucket outer wall every 200mm circumference longitudinal measure 3000mm × 150mm, the distribution of stainless steel heat exchanger fin 12 See Fig. 3;Inlet tube 6 uses stainless steel tube at 10 lower part 800mm of recycling bin25mm is introduced, and installs stainless steel tube on it 5 one, 25mm valve, one piece of 200x200mm deflector 21 is installed immediately ahead of 10 inner barrel wall import of recycling bin, in recycling bin 10 Inner barrel wall inlet ambient is radially welded with bracket, and deflector 21 is mounted on immediately ahead of inner barrel wall import by bracket-suspending;It makes again Doing a diameter is 980mm, is highly bucket 20 built in the stainless steel cylinder of 3000mm, in 20 barrels of bottoms of built-in bucket to upward The ventilation circular hole 22 that diameter 8mm is uniformly made on 500mm height bucket wall, built-in bucket 20 is inserted in recycling bin 10, welding is passed through It supports and fixes between bucket, install one layer of 100mm stainless steel ripple packing 11 additional every 300mm inside built-in bucket 20 later;It will recycling Bucket 10 and 20 both ends of built-in bucket being placed in one are sealed with stainless steel plate simultaneously, and outlet 13 uses stainless steel at the top of recycling bin 10 Pipe40mm is drawn, and accesses corresponding medium low-pressure pipe network, successively installing analysis sample tap 16, stainless steel tube on outlet 1340mm blow valve 15, stainless steel tube25mm outlet valve 14 each one.
In above scheme one and scheme two, corrugated flexible hose 4 is vented by claw type quick coupling 3 and cryogenic liquid tank lorry 1 Connector connection after valve 2, the other end of corrugated flexible hose 4 are equipped with inlet valve 5, connect inlet tube 6 after valve;
Recycling bin staving described in above scheme one or scheme two is fixed on mobile device, i.e. hand hydraulic carrier On 30, convenient for low-pressure medium pipeline recently and most convenient shift position carry out repeatability aforesaid operations.
The course of work of above scheme one and scheme two is as follows:
It is when preparing pressure release, corrugated flexible hose 4 is quick by claw type before cryogenic liquid tank lorry 1 fills cryogenic liquid Connector 3 connect and fastens with the connector after 1 blow valve 2 of cryogenic liquid tank lorry, and standard-sized sheet inlet valve 5 opens simultaneously blow valve 15 to 1 It encloses, the blow valve 2 on standard-sized sheet cryogenic liquid tank lorry 1;When using device described in technical solution one, pressure is 0.2- in tank car 1 The pressure maintaining cryogenic gas of 0.4Mpa enters inlet tube 6, by the venthole 18 on annular hose 17 uniformly out of bucket lower part through resistance to Low-temperature heat exchange filler 11 is slowly spread to bucket top, and in the process, cryogenic gas is sufficiently changed with the filler 11 that exchanges heat in bucket Heat, while being exchanged heat by the stainless steel heat exchanger fin on bucket wall and outer wall with extraneous room temperature atmosphere;Using two institute of technical solution When the device stated, the pressure maintaining cryogenic gas that pressure is 0.2-0.4Mpa in tank car 1 is by inlet tube 6, the inlet in outer barrel 10 It uniformly diffuses in outer barrel through deflector 21, is changed by the stainless steel heat exchanger fin on bucket wall and outer wall with extraneous room temperature atmosphere Heat, while the filler 11 that the air vent 22 by being distributed on built-in bucket 20 enters in built-in bucket, with built-in bucket 20 further exchanges heat.
Cistern car decompression gas enters pressure reduction behind the space of big volume, due to the obstruction reduced velocity flow of filler, pressure and At this moment lower noise caused by high-speed flow drives described device container and pipeline using the high-purity gas after pressure difference heat exchange In not pure gas that may be present, by the gas being discharged by outlet 13 through 16 sampling analysis of analytical sampling mouth, purity is qualified Afterwards, blow valve 15, analytical sampling mouth 16 are closed, outlet valve 14 to 3 is opened and encloses to the conveying of same media gas low pressure pipe network.When low When pressure are down to 0.02Mpa or less in geothermal liquid tank car 1, outlet valve 14 and inlet valve 5 are closed, claw type quick coupling 3 is removed, The completion of cryogenic liquid tank lorry 1 fills preceding pressure release, can fill cryogenic liquid again.Closed recycling barrel can be placed to interior Portion's heat exchange filler reuses after bucket wall and outer wall heat exchanger fin and the external world exchange heat recovery room temperature.
Due to the cryogenic gas limited volume of cryogenic liquid tank lorry domestic demand pressure release, by testing repeatedly, the volume of recycling bin It needs the gas volume of pressure release to match with tank car, and fills the heat exchange filler of corresponding volume, that is, be able to achieve the sufficient effect of heat exchange, High-purity gas after making heat exchange restores room temperature substantially, while corresponding volume also achieves the effect of pressure release noise reduction.Cryogenic liquid What is be commonly charged in tank car is high purity liquid state gas such as oxygen, nitrogen etc., and economic value with higher can also using apparatus of the present invention High-purity gas is recycled, and eliminates low-temperature gas discharge bring security risk.
A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry of the present invention, efficiently solves cryogenic liquid tank lorry and fills The noise pollution of pressure release bring, security risk and the waste problem to high-purity gas before filling, by the same of the lower noise of pressure release When recycle the high-purity gas after pressure release, realize pressure leak process meet the requirement of environmental protection before cryogenic liquid tank lorry fills, eliminate Security risk brings certain economic well-being of workers and staff simultaneously;Apparatus of the present invention design is succinct, compact, reasonable, and investment cost is low, operation At low cost, easy to operate, heat exchange is abundant, noise is extremely low, reusable, therefore practical function of the present invention is significant.

Claims (10)

1. a kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry, described device include one pressure release noise reduction closed time It receives bucket (10), is filled with low temperature resistant heat exchange filler (11) in the recycling bin (10), on the outer barrel wall of recycling bin (10) lower part Equipped with inlet tube (6), inlet valve (5) is arranged on inlet tube (6), and top pail is covered equipped with outlet (13), outlet valve (14) It is arranged on outlet (13), is evenly distributed with heat exchanger fin (12) on recycling bin (10) outer barrel wall.
2. pressure release noise reduction recyclable device according to claim 1, it is characterised in that be also equipped in the recycling bin (10) Built-in bucket (20), built-in bucket (20) is interior in recycling bin (10) by cradle hangs, built-in bucket (20) bottom and bucket wall lower part It is evenly distributed with air vent (22), is filled with low temperature resistant heat exchange filler (11), recycling bin (10) and built-in bucket in built-in bucket (20) (20) top and bottom seal simultaneously, and inlet tube (6) is arranged on the outer barrel wall of recycling bin (10) lower part, and inlet valve (5) setting exists On inlet tube (6), at the top of built-in bucket (20), outlet valve (14) is arranged on outlet (13) for outlet (13) setting.
3. pressure release noise reduction recyclable device according to claim 1, it is characterised in that inlet tube (6) enters recycling bin (10) bucket Two-way air intake branch is divided by threeway in wall, air intake branch both ends are connect with two ends of a ring pipe (17) respectively, described Ring pipe (17) is installed by gluing or bracket along recycling bin (10) lower part interior bucket wall circular, on the inside of the ring pipe (17) uniformly Venthole (18) are distributed with.
4. pressure release noise reduction recyclable device according to claim 2, it is characterised in that before recycling bin (10) inner barrel wall import just Side is equipped with deflector (21), is radially welded with bracket in recycling bin (10) inner barrel wall inlet ambient, deflector (21) passes through branch Frame is vacantly mounted on immediately ahead of inner barrel wall import.
5. pressure release noise reduction recyclable device according to claim 1 or 2, it is characterised in that be equipped with and put before outlet valve (14) Empty valve (6) and pressure gauge (7).
6. pressure release noise reduction recyclable device according to claim 1 or 2, it is characterised in that be equipped with shifting in described device bottom Dynamic device (30).
7. pressure release noise reduction recyclable device according to claim 1 or 2, it is characterised in that the low temperature resistant heat exchange filler (11) Filling can be layered.
8. pressure release noise reduction recyclable device according to claim 7, it is characterised in that the low temperature resistant heat exchange filler (11) is Stainless steel ripple packing.
9. pressure release noise reduction recyclable device according to claim 1,2 or 4, it is characterised in that described device component includes bucket Wall, disengaging tracheae and valve, deflector and heat exchanger plates fin are all made of the low temperature resistant material of stainless steel.
10. pressure release noise reduction recyclable device according to claim 3, it is characterised in that the ring pipe (17) is low temperature resistant soft Pipe or copper pipe.
CN201811507503.2A 2018-12-11 2018-12-11 A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry Pending CN109373197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811507503.2A CN109373197A (en) 2018-12-11 2018-12-11 A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811507503.2A CN109373197A (en) 2018-12-11 2018-12-11 A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry

Publications (1)

Publication Number Publication Date
CN109373197A true CN109373197A (en) 2019-02-22

Family

ID=65373241

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811507503.2A Pending CN109373197A (en) 2018-12-11 2018-12-11 A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry

Country Status (1)

Country Link
CN (1) CN109373197A (en)

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05157199A (en) * 1991-12-04 1993-06-22 Ishikawajima Harima Heavy Ind Co Ltd Method and device for recovering surplus gas in pressure delivery tank
CN201297491Y (en) * 2008-10-22 2009-08-26 苏州市金宏气体有限公司 Argon recovery and purification device
CN102563345A (en) * 2012-02-21 2012-07-11 升华集团德清华源颜料有限公司 Silencer for pressure container
CN202338374U (en) * 2011-11-21 2012-07-18 郑州瑞气气体有限公司 Silencer used during tank car emptying
CN103016894A (en) * 2012-12-31 2013-04-03 惠州凯美特气体有限公司 Device for eliminating noises generated during discharge of gas in tank car filling pipeline
CN202927472U (en) * 2012-09-13 2013-05-08 四川侨源气体股份有限公司 Argon tank vehicle residual gas recovery device
CN104390125A (en) * 2014-10-27 2015-03-04 中国海洋石油总公司 Method and device applied to constant-pressure recovery of liquefied natural gas flash steam
CN104763875A (en) * 2014-11-29 2015-07-08 山东泰山钢铁集团有限公司 Liquid unloading method for liquefied natural gas or coal gas
CN205137081U (en) * 2015-11-09 2016-04-06 中交煤气热力研究设计院有限公司 CNG tank wagon residual air feeding mechanism
CN205331792U (en) * 2016-01-22 2016-06-22 池州森大轻工制品有限公司 Residual gas recovery unit in transport tank
CN205896677U (en) * 2016-08-04 2017-01-18 沈阳洪生气体有限公司 Retrieve device of interior high -purity gas residual air of tank wagon
CN107314615A (en) * 2016-06-12 2017-11-03 中国石油化工股份有限公司 LNG drops a hint re-liquefied recovery method
CN207552272U (en) * 2017-11-23 2018-06-29 四川同凯能源科技发展有限公司 A kind of liquefied natural gas (LNG) plant tank car device for recovering tail gas
CN108374981A (en) * 2018-05-16 2018-08-07 福州联众气体有限公司 The hand-push type miniature high efficiente callback device and flow of residual air in tank car storage tank
CN108413245A (en) * 2018-05-24 2018-08-17 浙江智海化工设备工程有限公司 Compressed gas recovery system and recovery method in a kind of cryogenic liquid transport tank car
CN207752784U (en) * 2018-02-05 2018-08-21 衢州杭氧气体有限公司 A kind of silencing means of liquid tank car exhaust gas emptying
CN108870867A (en) * 2018-09-05 2018-11-23 上海宝钢气体有限公司 A kind of liquefying plant and its application method using liquid nitrogen high efficiente callback high value residual air
CN209604905U (en) * 2018-12-11 2019-11-08 马鞍山钢铁股份有限公司 A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05157199A (en) * 1991-12-04 1993-06-22 Ishikawajima Harima Heavy Ind Co Ltd Method and device for recovering surplus gas in pressure delivery tank
CN201297491Y (en) * 2008-10-22 2009-08-26 苏州市金宏气体有限公司 Argon recovery and purification device
CN202338374U (en) * 2011-11-21 2012-07-18 郑州瑞气气体有限公司 Silencer used during tank car emptying
CN102563345A (en) * 2012-02-21 2012-07-11 升华集团德清华源颜料有限公司 Silencer for pressure container
CN202927472U (en) * 2012-09-13 2013-05-08 四川侨源气体股份有限公司 Argon tank vehicle residual gas recovery device
CN103016894A (en) * 2012-12-31 2013-04-03 惠州凯美特气体有限公司 Device for eliminating noises generated during discharge of gas in tank car filling pipeline
CN104390125A (en) * 2014-10-27 2015-03-04 中国海洋石油总公司 Method and device applied to constant-pressure recovery of liquefied natural gas flash steam
CN104763875A (en) * 2014-11-29 2015-07-08 山东泰山钢铁集团有限公司 Liquid unloading method for liquefied natural gas or coal gas
CN205137081U (en) * 2015-11-09 2016-04-06 中交煤气热力研究设计院有限公司 CNG tank wagon residual air feeding mechanism
CN205331792U (en) * 2016-01-22 2016-06-22 池州森大轻工制品有限公司 Residual gas recovery unit in transport tank
CN107314615A (en) * 2016-06-12 2017-11-03 中国石油化工股份有限公司 LNG drops a hint re-liquefied recovery method
CN205896677U (en) * 2016-08-04 2017-01-18 沈阳洪生气体有限公司 Retrieve device of interior high -purity gas residual air of tank wagon
CN207552272U (en) * 2017-11-23 2018-06-29 四川同凯能源科技发展有限公司 A kind of liquefied natural gas (LNG) plant tank car device for recovering tail gas
CN207752784U (en) * 2018-02-05 2018-08-21 衢州杭氧气体有限公司 A kind of silencing means of liquid tank car exhaust gas emptying
CN108374981A (en) * 2018-05-16 2018-08-07 福州联众气体有限公司 The hand-push type miniature high efficiente callback device and flow of residual air in tank car storage tank
CN108413245A (en) * 2018-05-24 2018-08-17 浙江智海化工设备工程有限公司 Compressed gas recovery system and recovery method in a kind of cryogenic liquid transport tank car
CN108870867A (en) * 2018-09-05 2018-11-23 上海宝钢气体有限公司 A kind of liquefying plant and its application method using liquid nitrogen high efficiente callback high value residual air
CN209604905U (en) * 2018-12-11 2019-11-08 马鞍山钢铁股份有限公司 A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry

Similar Documents

Publication Publication Date Title
CN104565806A (en) LNG (Liquefied Natural Gas) filling method for small ships
CN203099315U (en) Filling device with automatic filling equipment of air bottle
CN209604905U (en) A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry
CN208365193U (en) A kind of LNG storage tank
CN101783187B (en) Exhaustion method for main system of reactor
CN109386729A (en) A kind of pearlife fill system and its fill method
CN114392635A (en) Tantalum ethoxide automatic constant-temperature collecting and subpackaging device
CN109373197A (en) A kind of pressure release noise reduction recyclable device for cryogenic liquid tank lorry
CN201297491Y (en) Argon recovery and purification device
CN104923527A (en) Degreasing device and method applied to complex oxygen pipeline network
CN209209568U (en) A kind of storage device of flotation agent raw material
CN104139938A (en) Storage tank respiratory air collecting and purifying system and method
CN2915793Y (en) Powder material pneumatic conveyor with inner weighing bucket
CN207814920U (en) A kind of LNG liquid addition mechanism without immersed pump and precooling
CN214948227U (en) Gas storage tank with gas recovery mechanism
CN201173381Y (en) Tobacco shred expansion line infuser carbon dioxide recovering apparatus
CN208348943U (en) A kind of LNG storage tank
CN204769758U (en) Be applied to cleaner of complicated oxygen pipe network
CN107120525A (en) A kind of liquid argon volatilization condensate recycling device and its argon gas condensation recycling method
CN208268771U (en) A kind of Dewar tank fills and device for recovering tail gas
CN110131573A (en) A kind of quick loading system of hydrogen cell automobile hydrogen storage cylinder
CN112555670A (en) Movable liquid hydrogen zero release storage and filling integrated storage tank
CN219889320U (en) Poisonous gas leakage-proof storage tank
CN203868677U (en) Sealing head for cylinder body of semi-trailer liquefied natural gas tank car
CN115367321B (en) Long-time control automobile heat preservation transport tank with nano aerogel material heat preservation layer

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination