CN108716615A - A kind of gasification installation for LNG - Google Patents
A kind of gasification installation for LNG Download PDFInfo
- Publication number
- CN108716615A CN108716615A CN201810610408.9A CN201810610408A CN108716615A CN 108716615 A CN108716615 A CN 108716615A CN 201810610408 A CN201810610408 A CN 201810610408A CN 108716615 A CN108716615 A CN 108716615A
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- Prior art keywords
- pipeline
- lng
- pass
- connect
- interface
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS 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
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
- F17C7/02—Discharging liquefied gases
- F17C7/04—Discharging liquefied gases with change of state, e.g. vaporisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS 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
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS 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
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/04—Methods for emptying or filling
- F17C2227/046—Methods for emptying or filling by even emptying or filling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of gasification installations for LNG, including the first tank car interface, the second tank car interface and third tank car interface being correspondingly arranged, first liquid-phase outlet of LNG tank cars by first unload hose connect the first tank car interface, first tank car interface connects feed liquor quick action emergency valve by third pipeline, for feed liquor quick action emergency valve by the 4th pipeline connection LNG storage tank into liquid interface, the liquid interface that goes out of LNG tank cars passes through the 12nd pipeline connection air temperature type vaporizer.Advantages of the present invention：The low, stabilization of unloading of present invention energy consumption, the BOG caused by supercharging is after processing for personal in standing, safe and convenient, by air temperature and water bath carburetor gasification LNG, low energy consumption, feed liquor is equipped with quick action emergency valve with outlet tube, securely and reliably, water bath type vaporizer be equipped with by-pass line, in the case of ambient temperature height without using, not only about resource but also service life of equipment was extended, can be also used in depot after LNG gasification.
Description
Technical field
It unloads technical field more particularly to a kind of gasification installation for LNG the present invention relates to LNG.
Background technology
LNG is English liquefied natural gas（liquefied natural gas）Abbreviation.Main component is methane.LNG without
Color, tasteless, nontoxic and non-corrosive, volume is about the 1/600 of same amount gaseous natural gas volume.LNG and gasoline, diesel oil and pressure
Contracting natural gas (CNG) is compared, and has the apparent advantages such as safe, economy is strong, negative environment effects are small, energy storage density is high.
LNG is widely used in city bus, heavy truck and intercity bus as motor vehicle fuel, and matched LNG filling stations
It synchronizes and is rapidly developed.Existing LNG filling stations or gasification station, which are unloaded, fill and filled, all uses immersed pump, there is throwing
The disadvantages such as money and operating cost are high, reliability is low.And the BOG generated in station and in LNG tank cars cannot be efficiently used, and be easy
Generate waste.
Invention content
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of gasification for LNG proposed
Device.
To achieve the goals above, present invention employs following technical solutions：
A kind of gasification installation for LNG, it is characterised in that：Including the first tank car interface, the second tank car interface being correspondingly arranged
With third tank car interface, the second liquid phase that the second tank car interface unloads hose connection LNG tank cars by second exports, the second tank car
Interface connects tank car booster by first pipe, and tank car booster connects third tank car interface, third slot by second pipe
Vehicle interface connects the gas phase entrances of LNG tank cars by third hose of unloading, and the first liquid-phase outlet of LNG tank cars unloads by first
Hose connects the first tank car interface, and the first tank car interface connects feed liquor quick action emergency valve, feed liquor emergency cut-off by third pipeline
Valve by the 4th pipeline connect LNG storage tank into liquid interface；
The BOG interfaces of LNG tank cars connect BOG heaters by the 5th pipeline, motor-driven valve are additionally provided on the 5th pipeline, BOG adds
Hot device connects the intake interface of natural gas storage tank by the 6th pipeline, and natural gas storage tank passes through gas of using by oneself in the 7th pipeline docking station
The BOG interfaces of pipeline, the LNG storage tank are also connected by the 8th pipeline with the 5th pipeline；
The liquid interface that goes out of LNG storage tank connects air temperature type vaporizer by the 12nd pipeline, and it is tight to be equipped with out liquid on the 12nd pipeline
Anxious stop valve, air temperature type vaporizer connect water bath type vaporizer by the 13rd pipeline, and water bath type vaporizer passes through the 14th pipe
Road connects regulator, and regulator connects flowmeter by the 15th pipeline, and flowmeter is added smelly by the connection of the 16th pipeline
Machine, odorization machine pass through the 17th pipeline connection tracheae network interface.
Preferably, the EAG interfaces of the LNG storage tank connect low-temperature safety valve by low temperature blow-down pipe, and low-temperature safety valve is logical
The 9th pipeline connection EAG heaters are crossed, EAG heaters connect spark arrester by the tenth pipeline, and spark arrester passes through the 11st pipeline
Connection emptying tower.
Preferably, the vent of the BOG interfaces of the LNG storage tank, natural gas storage tank is connected often by room temperature blow-down pipe
Warm safety valve, room temperature safety valve are connected by the 12nd pipeline with the tenth pipeline.
Preferably, in the first pipe, second pipe, third pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline,
Seven pipelines, the 8th pipeline, the 9th pipeline, the tenth pipeline, the 11st pipeline, the 12nd pipeline, the 13rd pipeline, the 14th pipe
Road, the 15th pipeline, the 16th pipeline, the 17th pipe ends are all provided with there are one corresponding control valve.
Preferably, it is equipped with bypass pipe in the water bath type vaporizer both sides, bypass pipe both ends are managed with the described 13rd respectively
Road and the 14th pipeline are connected, and ball valve is equipped on bypass pipe.
Preferably, the regulator also connects feed channel of using by oneself in the station by the 18th pipeline, in the 18th pipe
Check valve is additionally provided with by the arrive at a station direction of interior personal feed channel of regulator on road.
The advantage of the invention is that：A kind of low, stabilization of unloading of gasification installation energy consumption for LNG provided by the present invention,
The BOG caused by supercharging for personal, safe and convenient in standing, passes through air temperature and water bath carburetor gasification LNG, energy consumption after processing
Low, feed liquor is equipped with quick action emergency valve with outlet tube, and securely and reliably, water bath type vaporizer is equipped with by-pass line, in ambient temperature
Without using not only about resource but also service life of equipment being extended, when the BOG in station after processing is not enough to supply in the case of height
Should stand it is interior with gas when, also being capable of use in depot after LNG gasification.
Description of the drawings
Fig. 1 is a kind of basic structure schematic diagram of gasification installation for LNG provided by the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, a kind of gasification installation for LNG provided by the invention, it is characterised in that：Including what is be correspondingly arranged
First tank car interface 1, the second tank car interface 2 and third tank car interface 3, the first tank car interface 1, the second tank car interface 2 and third
Tank car interface 3 connects LNG tank cars 14 by corresponding hose.Second tank car interface 2 by second unload hose 1.2 connect
The second liquid phase of LNG tank cars 14 exports, and the second tank car interface 2 connects tank car booster 4, tank car booster by first pipe 21
4 connect third tank car interface 3 by second pipe 22, and third tank car interface 3 connects LNG tank cars by third hose 1.3 of unloading
14 gas phase entrance.LNG in LNG storage tank 5 is again introduced into after being gasified by tank car booster 4 in LNG tank cars 14, leads to LNG
Pressure rise in tank car 14.
First liquid-phase outlet of LNG tank cars 14 by first unload hose 1.1 connect the first tank car interface 1, the first tank car
Interface 1 connects feed liquor quick action emergency valve 12 by third pipeline 23, and feed liquor quick action emergency valve 12 connects LNG by the 4th pipeline 24
Storage tank 5 into liquid interface 29.Pressure in the LNG tank cars 14 is more than the pressure in LNG storage tank 5, the LNG in LNG tank cars 14
Entered in LNG storage tank 5 by third pipeline 23 and the 4th pipeline 24.Feed liquor quick action emergency valve 12 is used for emergency cut-off.
The liquid interface that goes out of LNG storage tank 5 connects air temperature type vaporizer 18 by the 12nd pipeline 32, on the 12nd pipeline 32
It is equipped with out liquid quick action emergency valve 17, goes out liquid quick action emergency valve 17 for emergency cut-off.Air temperature type vaporizer 18 passes through the 13rd pipe
Road 33 connects water bath type vaporizer 19, and water bath type vaporizer 19 connects regulator 50 by the 14th pipeline 34.In the water
19 both sides of bath vaporizer be equipped with bypass pipe 70,70 both ends of bypass pipe respectively with the 13rd pipeline 33 and the 14th pipeline 34
It is connected, ball valve 70.1 is equipped on bypass pipe 70.
Regulator 50 connects flowmeter 51 by the 15th pipeline 35, and flowmeter 51 is added by the connection of the 16th pipeline 36
Smelly machine 52, odorization machine 52 pass through the 17th pipeline 37 connection tracheae network interface 53.Gas after metering is by adding smelly processing
After transport to station external application tracheae network interface 53.
The BOG interfaces of LNG tank cars 14 connect BOG heaters 7 by the 5th pipeline 25, and electricity is additionally provided on the 5th pipeline 25
Dynamic valve 13.When unloading, motor-driven valve 13 is closed, and motor-driven valve 13 is opened after unloading, and the BOG in LNG tank cars 14 is defeated after processing
To natural gas storage tank 6.BOG heaters 7 connect the intake interface of natural gas storage tank 6 by the 6th pipeline 26, and natural gas storage tank 6 is logical
Cross feed channel 10 of using by oneself in 27 docking station of the 7th pipeline, the BOG interfaces of the LNG storage tank 5 also by the 8th pipeline 28 with it is described
5th pipeline 25 is connected.
The regulator 50 also connects feed channel 10 of using by oneself in the station by the 18th pipeline 38, in the 18th pipeline
Check valve 38.1 is additionally provided with by the arrive at a station direction of interior personal feed channel 10 of regulator 50 on 38.
The EAG interfaces of the LNG storage tank 5 connect low-temperature safety valve 15 by low temperature blow-down pipe 41, and low-temperature safety valve 15 is logical
Cross the 9th pipeline 29 connection EAG heaters 8, EAG heaters 8 connect spark arrester 9 by the tenth pipeline 30, and spark arrester 9 passes through the
11 pipelines 31 connection emptying tower 11.
The vent of the BOG interfaces of the LNG storage tank 5, natural gas storage tank 6 connects room temperature peace by room temperature blow-down pipe 42
Full valve 16, room temperature safety valve 16 are connected by the 12nd pipeline 32 with the tenth pipeline 30.
In the first pipe 21, second pipe 22, third pipeline 23, the 4th pipeline 24, the 5th pipeline 25, the 6th pipeline
26, the 7th pipeline 27, the 8th pipeline 28, the 9th pipeline 29, the tenth pipeline 30, the 11st pipeline 31, the 12nd pipeline the 32, the tenth
Three pipelines 33, the 14th pipeline 34, the 15th pipeline 35, the 16th pipeline 36,37 both ends of the 17th pipeline are all provided with that there are one phases
The control valve answered.
Claims (6)
1. a kind of gasification installation for LNG, it is characterised in that：Including the first tank car interface being correspondingly arranged（1）, the second tank car
Interface（2）With third tank car interface（3）, the second tank car interface（2）It unloads hose by second（1.2）Connect LNG tank cars（14）
Second liquid phase outlet, the second tank car interface（2）Pass through first pipe（21）Connect tank car booster（4）, tank car booster（4）
Pass through second pipe（22）Connect third tank car interface（3）, third tank car interface（3）It is unloaded hose by third（1.3）Connection
LNG tank cars（14）Gas phase entrance, LNG tank cars（14）The first liquid-phase outlet unload hose by first（1.1）Connection first
Tank car interface（1）, the first tank car interface（1）Pass through third pipeline（23）Connect feed liquor quick action emergency valve（12）, feed liquor promptly cuts
Disconnected valve（12）Pass through the 4th pipeline（24）Connect LNG storage tank（5）Into liquid interface；
LNG tank cars（14）BOG interfaces pass through the 5th pipeline（25）Connect BOG heaters（7）, in the 5th pipeline（25）On also set
There is motor-driven valve（13）, BOG heaters（7）Pass through the 6th pipeline（26）Connect natural gas storage tank（6）Intake interface, natural gas storage
Tank（6）Pass through the 7th pipeline（27）Personal feed channel in docking station（10）, the LNG storage tank（5）BOG interfaces also pass through the 8th
Pipeline（28）With the 5th pipeline（25）It is connected；
LNG storage tank（5）The liquid interface that goes out pass through the 12nd pipeline（32）Connect air temperature type vaporizer（18）, in the 12nd pipeline
（32）It is equipped with out liquid quick action emergency valve（17）, air temperature type vaporizer（18）Pass through the 13rd pipeline（33）Connect water-bath type vaporization
Device（19）, water bath type vaporizer（19）Pass through the 14th pipeline（34）Connect regulator（50）, regulator（50）Pass through
15 pipelines（35）Connect flowmeter（51）, flowmeter（51）Pass through the 16th pipeline（36）Connect odorization machine（52）, odorization machine
（52）Pass through the 17th pipeline（37）Connection tracheae network interface（53）.
2. a kind of gasification installation for LNG according to claim 1, it is characterised in that：The LNG storage tank（5）EAG
Interface passes through low temperature blow-down pipe（41）Connect low-temperature safety valve（15）, low-temperature safety valve（15）Pass through the 9th pipeline（29）Connection
EAG heaters（8）, EAG heaters（8）Pass through the tenth pipeline（30）Connect spark arrester（9）, spark arrester（9）Pass through the 11st pipe
Road（31）Connection emptying tower（11）.
3. a kind of gasification installation for LNG according to claim 1, it is characterised in that：The LNG storage tank（5）BOG
Interface, natural gas storage tank（6）Vent pass through room temperature blow-down pipe（42）Connect room temperature safety valve（16）, room temperature safety valve
（16）Pass through the 12nd pipeline（32）With the tenth pipeline（30）It is connected.
4. a kind of gasification installation for LNG according to claim 1,2 or 3, it is characterised in that：In the first pipe
（21）, second pipe（22）, third pipeline（23）, the 4th pipeline（24）, the 5th pipeline（25）, the 6th pipeline（26）, the 7th pipe
Road（27）, the 8th pipeline（28）, the 9th pipeline（29）, the tenth pipeline（30）, the 11st pipeline（31）, the 12nd pipeline（32）,
13rd pipeline（33）, the 14th pipeline（34）, the 15th pipeline（35）, the 16th pipeline（36）, the 17th pipeline（37）Two
Hold corresponding control valve there are one being all provided with.
5. a kind of gasification installation for LNG according to claim 1, it is characterised in that：In the water bath type vaporizer
（19）Both sides are equipped with bypass pipe（70）, bypass pipe（70）Both ends respectively with the 13rd pipeline（33）With the 14th pipeline（34）
It is connected, in bypass pipe（70）It is equipped with ball valve（70.1）.
6. a kind of gasification installation for LNG according to claim 1, it is characterised in that：The regulator（50）Also
Pass through the 18th pipeline（38）Connect feed channel of using by oneself in the station（10）, in the 18th pipeline（38）On by regulator（50）
It arrives at a station interior personal feed channel（10）Direction be additionally provided with check valve（38.1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810610408.9A CN108716615B (en) | 2018-06-14 | 2018-06-14 | A gasification equipment for LNG |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810610408.9A CN108716615B (en) | 2018-06-14 | 2018-06-14 | A gasification equipment for LNG |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108716615A true CN108716615A (en) | 2018-10-30 |
| CN108716615B CN108716615B (en) | 2020-05-22 |
Family
ID=63912930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810610408.9A Active CN108716615B (en) | 2018-06-14 | 2018-06-14 | A gasification equipment for LNG |
Country Status (1)
| Country | Link |
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| CN (1) | CN108716615B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127230A (en) * | 1991-05-17 | 1992-07-07 | Minnesota Valley Engineering, Inc. | LNG delivery system for gas powered vehicles |
| WO2004020287A1 (en) * | 2002-08-30 | 2004-03-11 | Chart Inc. | Liquid and compressed natural gas dispensing system |
| EP1712831A1 (en) * | 2003-12-22 | 2006-10-18 | Ros Roca Indox Equipos E Ingenieria, S.L. | Mobile lng regasification plant |
| CN204922500U (en) * | 2015-07-17 | 2015-12-30 | 武汉三江航天远方科技有限公司 | Liquefied natural gas gasification measurement regulator |
| CN205372069U (en) * | 2016-01-15 | 2016-07-06 | 欧星(天津)新能源科技有限公司 | Novel integrated low -temperature liquid storage tank air feed device |
| CN205664115U (en) * | 2016-03-10 | 2016-10-26 | 东莞市新奥车用燃气发展有限公司 | Safe control system of gas station initiative |
| CN205781983U (en) * | 2016-06-05 | 2016-12-07 | 北京中嘉能燃气科技有限公司 | A kind of emergent LNG vaporization voltage-regulating system |
| CN107906362A (en) * | 2017-05-15 | 2018-04-13 | 阜阳国祯燃气有限公司 | A kind of LNG gasification system |
-
2018
- 2018-06-14 CN CN201810610408.9A patent/CN108716615B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127230A (en) * | 1991-05-17 | 1992-07-07 | Minnesota Valley Engineering, Inc. | LNG delivery system for gas powered vehicles |
| WO2004020287A1 (en) * | 2002-08-30 | 2004-03-11 | Chart Inc. | Liquid and compressed natural gas dispensing system |
| EP1712831A1 (en) * | 2003-12-22 | 2006-10-18 | Ros Roca Indox Equipos E Ingenieria, S.L. | Mobile lng regasification plant |
| CN204922500U (en) * | 2015-07-17 | 2015-12-30 | 武汉三江航天远方科技有限公司 | Liquefied natural gas gasification measurement regulator |
| CN205372069U (en) * | 2016-01-15 | 2016-07-06 | 欧星(天津)新能源科技有限公司 | Novel integrated low -temperature liquid storage tank air feed device |
| CN205664115U (en) * | 2016-03-10 | 2016-10-26 | 东莞市新奥车用燃气发展有限公司 | Safe control system of gas station initiative |
| CN205781983U (en) * | 2016-06-05 | 2016-12-07 | 北京中嘉能燃气科技有限公司 | A kind of emergent LNG vaporization voltage-regulating system |
| CN107906362A (en) * | 2017-05-15 | 2018-04-13 | 阜阳国祯燃气有限公司 | A kind of LNG gasification system |
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| Publication number | Publication date |
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| CN108716615B (en) | 2020-05-22 |
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