CN206369078U - One kind zero evaporates liquefied natural gas tank car - Google Patents
One kind zero evaporates liquefied natural gas tank car Download PDFInfo
- Publication number
- CN206369078U CN206369078U CN201620892232.7U CN201620892232U CN206369078U CN 206369078 U CN206369078 U CN 206369078U CN 201620892232 U CN201620892232 U CN 201620892232U CN 206369078 U CN206369078 U CN 206369078U
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- natural gas
- liquefied natural
- storage tank
- tank
- lng storage
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Abstract
Liquefied natural gas tank car is evaporated the utility model proposes one kind zero, including LNG tank cars, the LNG storage tank for holding liquefied natural gas is provided with the LNG tank cars, refrigeration machine is also equipped with the LNG tank cars, the utility model can realize zero evaporation during liquefied natural gas transport, it is to avoid cause energy waste and environmental pollution.
Description
Technical field
The utility model belongs to natural gas transportation technical field, and more particularly to one kind zero evaporates liquefied natural gas tank car.
Background technology
At present, liquefied natural gas (LNG) is a kind of clean energy resource, and it, which is discharged, is far below coal, oil.In recent years, China
Greatly develop LNG applications.Main application field has generating, transport, chemical industry, the energy.A LNG important transportation mode is logical
LNG tank cars are crossed to be transported.Due to the LNG places of production, often distance applications market is distant, and LNG tank cars need long-distance transportation.
Inevitable generation BOG (Boil of can not be completely eliminated in heat transfer of the environment to LNG, transportation in LNG tank cars
gas).These BOG often use emptying measure, on the one hand cause energy waste, on the other hand cause environmental pollution.
Therefore, need one kind zero badly now and evaporate liquefied natural gas tank car, can avoid causing energy waste and environmental pollution.
Utility model content
Liquefied natural gas tank car is evaporated the utility model proposes one kind zero, liquefied natural gas transport in the prior art is solved
There is the problem of energy waste and environmental pollution.
What the technical solution of the utility model was realized in：Zero evaporation liquefied natural gas tank car, including LNG tank cars, LNG
It is provided with tank car on the LNG storage tank for holding liquefied natural gas, LNG tank cars and is also equipped with refrigeration machine.
As a preferred embodiment, the evaporator of refrigeration machine is installed in LNG storage tank.
As a preferred embodiment, the evaporator of refrigeration machine is installed in thermally insulated container, thermally insulated container passes through pipe
Road is connected with LNG storage tank.
As a preferred embodiment, refrigeration machine includes mixture throttling refrigerating machine, G-M refrigeration machines, pulse tube
Any one or more in refrigeration machine, sterlin refrigerator, hot sound refrigerating machine.
As a preferred embodiment, LNG storage tank be heat insulation-type storage tank, adiabatic method be vacuum-powders insulation tank,
Any one in vacuum insulation tank or high vacuum multiple layer heat insulation tank.
As a preferred embodiment, being provided with switch valve on the pipeline that thermally insulated container is connected with LNG storage tank.
As a preferred embodiment, LNG storage tank, which is provided with feed tube and drain pipe, feed tube, is provided with hydraulic pressure
Stop valve and safety valve are provided with table and air cutoff valve, drain pipe.
As a preferred embodiment, LNG storage tank bottom is provided with unloading unit.
As a preferred embodiment, feed tube is connected with booster, resistance is provided between feed tube and booster
Firearm.
As a preferred embodiment, being provided with temperature sensing device in LNG storage tank, temperature sensing device is connected with
Warning device, when temperature sensing device detects in LNG storage tank temperature and is higher than preset value, warning device carries out police instruction.
Employ after above-mentioned technical proposal, the beneficial effects of the utility model are：The utility model passes through natural in liquefaction
Refrigeration machine is set on the tank car of gas, and the evaporator of refrigeration machine is connected with LNG storage tank, or by by the evaporation of refrigeration machine
Device is arranged in thermally insulated container, is then connected thermally insulated container with LNG storage tank, it is ensured that zero evaporation of liquefied natural gas, simultaneously
Realize energy-conservation and environmental protection.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment one；
Fig. 2 is the structural representation of the utility model embodiment two.
In figure, 1, refrigeration machine；11st, evaporator；2nd, LNG storage tank；3rd, LNG tank cars；4th, thermally insulated container；5th, pipeline.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment one
It is provided with as shown in figure 1, the present embodiment zero evaporates on liquefied natural gas tank car, including LNG tank cars 3, LNG tank cars 3
Refrigeration machine 1 is also equipped with LNG storage tank 2 for holding liquefied natural gas, LNG tank cars 3.The evaporator of refrigeration machine 1 is installed on
In LNG storage tank 2.Refrigeration machine 1 includes mixture throttling refrigerating machine 1, G-M refrigeration machines 1, pulse tube refrigerating machine 1, stirling refrigeration
Any one or more in machine 1, hot sound refrigerating machine 1.LNG storage tank 2 is heat insulation-type storage tank, and adiabatic method is vacuum-powders insulation
Any one in tank, vacuum insulation tank or high vacuum multiple layer heat insulation tank.
LNG storage tank 2, which is provided with feed tube and drain pipe, feed tube, is provided with hydralic pressure gauge and air cutoff valve, drain pipe
On be provided with stop valve and safety valve.The bottom of LNG storage tank 2 is provided with unloading unit.Feed tube is connected with booster, feed tube with
Spark arrester is provided between booster.Temperature sensing device is provided with LNG storage tank 2, temperature sensing device is connected with alarm dress
Put, when temperature sensing device detects in LNG storage tank 2 temperature and is higher than preset value, warning device carries out police instruction.(the part
Not shown in content graph).
Embodiment two
From unlike embodiment one, refer in Fig. 2, the present embodiment, the evaporator 11 of refrigeration machine 1 is installed on adiabatic appearance
In device 4, thermally insulated container 4 is connected by pipeline 5 with LNG storage tank 2, and the gas of LNG storage tank 2 enters thermally insulated container 4, by evaporator 11
Cooling liquid.Natural gas after liquefaction returns to LNG storage tank 2 by pipeline 5.
This zero evaporation liquefied natural gas tank car operation principle be：By setting refrigeration machine on the tank car of liquefied natural gas
1, and the evaporator 11 of refrigeration machine 1 is connected with LNG storage tank 2, or by the way that the evaporator 11 of refrigeration machine 1 is arranged at into thermal insulation
In container 4, then thermally insulated container 4 is connected with LNG storage tank 2, it is ensured that zero evaporation of liquefied natural gas, while realizing energy-conservation
And environmental protection.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (8)
1. one kind zero evaporates liquefied natural gas tank car, including LNG tank cars, it is characterised in that being provided with the LNG tank cars is used for
Hold and be also equipped with refrigeration machine on the LNG storage tank of liquefied natural gas, the LNG tank cars, the evaporator of the refrigeration machine is installed on
In the LNG storage tank；The evaporator of the refrigeration machine is installed in thermally insulated container, the thermally insulated container by pipeline with it is described
LNG storage tank is connected.
2. zero evaporation liquefied natural gas tank car according to claim 1, it is characterised in that the refrigeration machine includes mixing work
In matter j-t refrigerator, G-M refrigeration machines, pulse tube refrigerating machine, sterlin refrigerator, hot sound refrigerating machine any one or it is many
Kind.
3. zero evaporation liquefied natural gas tank car according to claim 1, it is characterised in that the LNG storage tank is heat insulation-type
Storage tank, adiabatic method is any one in vacuum-powders insulation tank, vacuum insulation tank or high vacuum multiple layer heat insulation tank.
4. it is according to claim 1 zero evaporation liquefied natural gas tank car, it is characterised in that the thermally insulated container with it is described
Switch valve is provided with the pipeline of LNG storage tank connection.
5. it is according to claim 1 zero evaporation liquefied natural gas tank car, it is characterised in that the LNG storage tank be provided with into
Be provided with liquid pipe and drain pipe, the feed tube on hydralic pressure gauge and air cutoff valve, the drain pipe be provided with stop valve and
Safety valve.
6. zero evaporation liquefied natural gas tank car according to claim 1, it is characterised in that the LNG storage tank bottom is set
There is unloading unit.
7. zero evaporation liquefied natural gas tank car according to claim 5, it is characterised in that the feed tube is connected with supercharging
Device, spark arrester is provided between the feed tube and the booster.
8. zero evaporation liquefied natural gas tank car according to claim 1, it is characterised in that be provided with the LNG storage tank
Temperature sensing device, the temperature sensing device is connected with warning device, and the temperature sensing device detects warm in LNG storage tank
When degree is higher than preset value, the warning device carries out police instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892232.7U CN206369078U (en) | 2016-08-16 | 2016-08-16 | One kind zero evaporates liquefied natural gas tank car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892232.7U CN206369078U (en) | 2016-08-16 | 2016-08-16 | One kind zero evaporates liquefied natural gas tank car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206369078U true CN206369078U (en) | 2017-08-01 |
Family
ID=59388416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620892232.7U Expired - Fee Related CN206369078U (en) | 2016-08-16 | 2016-08-16 | One kind zero evaporates liquefied natural gas tank car |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090597A (en) * | 2016-08-16 | 2016-11-09 | 中科赛德（北京）科技有限公司 | A kind of zero evaporation liquefied natural gas tank car |
-
2016
- 2016-08-16 CN CN201620892232.7U patent/CN206369078U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090597A (en) * | 2016-08-16 | 2016-11-09 | 中科赛德（北京）科技有限公司 | A kind of zero evaporation liquefied natural gas tank car |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170801 Termination date: 20190816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |