CN207051055U - Liquefied natural gas (LNG) production sampler - Google Patents
Liquefied natural gas (LNG) production sampler Download PDFInfo
- Publication number
- CN207051055U CN207051055U CN201720874455.5U CN201720874455U CN207051055U CN 207051055 U CN207051055 U CN 207051055U CN 201720874455 U CN201720874455 U CN 201720874455U CN 207051055 U CN207051055 U CN 207051055U
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- pipeline
- natural gas
- valve
- liquefied natural
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses liquefied natural gas (LNG) production sampler.The utility model includes decompression type sampling probe, the decompression type sampling probe is connected with fast interface by pipeline, the one end of the fast interface away from decompression type sampling probe is connected with safety valve, the one end of the safety valve away from fast interface is connected with ball valve by pipeline, the one end of the ball valve away from safety valve is connected with pressure gauge by pipeline, the one end of the pressure gauge away from ball valve is connected with electrothermal gas pressure regulating valve by pipeline, and the described one end of electrothermal gas pressure regulating valve away from pressure gauge is connected with mitigation tank by pipeline.The utility model, design structure is reasonable, can be entered using decompression type sampling probe in storage tank and is sampled, improve the operating efficiency of sampling, liquified natural gas heating is allowed to accelerate gasification by electrothermal gas pressure regulating valve, it is therefore prevented that condensation and the generation of retrograde condensation phenomenon.
Description
Technical field
It the utility model is related to assay sampler technical field, more particularly to liquefied natural gas (LNG) production sampling dress
Put.
Background technology
Liquefied natural gas, main component are methane, and it is the energy most clean on the earth to be recognized.It is colourless, tasteless, nontoxic and
Non-corrosiveness, its volume are about the 1/625 of same amount gaseous natural gas volume, and the weight of liquefied natural gas is only androgynous ponding
45% or so.Its manufacturing process is the natural gas purification processing for first producing gas field, after the liquefaction of a succession of ultralow temperature, utilizes liquid
Change natural gas boat to transport.It is very small to air pollution after liquefied natural gas burning, and liberated heat is big, so liquefaction is natural
Gas is a kind of more advanced energy.
In the prior art to the sampling of liquefied natural gas, will be mainly acquired after liquefied natural gas gasifying, but
The condensation of uncontrollable natural gas and retrograde condensation phenomenon in tradition collection, the reliability of security and collection sample to collection is all
It is very unfavorable, once occur surprisingly can all cause irreversible injury for sampling equipment and sampling personnel.
It there is limitations that the sampling of natural gas is due to the list of sample position in current liquefied natural gas product sampling tool
One, by environment temperature, and transport flow, storage tank stratification etc. has a great influence, and the sample of collection is not reaching to
Matter state, without representativeness.
Utility model content
The purpose of this utility model is and the liquefied natural gas (LNG) production proposed in order to solve shortcoming present in prior art
Sampler.
To achieve these goals, the utility model employs following technical scheme：
Liquefied natural gas (LNG) production sampler, including decompression type sampling probe, the decompression type sampling probe pass through pipeline
Fast interface is connected with, the one end of the fast interface away from decompression type sampling probe is connected with safety valve, and the safety valve is remote
One end from fast interface is connected with ball valve by pipeline, and the one end of the ball valve away from safety valve is connected with pressure measurement by pipeline
Table, the one end of the pressure gauge away from ball valve are connected with electrothermal gas pressure regulating valve, the electrothermal gas pressure regulation by pipeline
The one end of valve away from pressure gauge is connected with mitigation tank by pipeline, and the described one end of tank away from electrothermal gas pressure regulating valve of relaxing connects
Filter cartridge is connected to, the filter cartridge is connected with pressure releasing device away from the side for relaxing tank, relief tube is connected with above the pressure releasing device
Road, the one end of the pressure releasing device away from filter cartridge are connected with sample connection, one end connection of the sample connection away from pressure releasing device
There is sampling intake valve, the described one end of sampling intake valve away from sample connection is connected with sampling bottle.
Preferably, the decompression type sampling probe can stretch into inside and be sampled.
Preferably, the pipeline is silicon steel pipe.
Preferably, the mitigation tank and sampling bottle are that stainless steel is made.
Preferably, described one end for relaxing tank is provided with manometer.
Compared with prior art, the beneficial effects of the utility model are：
In the utility model, the utility model, design structure is reasonable, can stretch into storage tank by decompression type sampling probe
Row sampling, improve the operating efficiency of sampling;Liquified natural gas heating is allowed to accelerate gasification by electrothermal gas pressure regulating valve,
Prevent condensation and the generation of retrograde condensation phenomenon;Design by relaxing tank makes natural gas play what is steadily relaxed in tank is relaxed
Effect reaches the state of homogeneous, adds the reliability of sample;By pressure releasing device for Keep Clear-High Voltage when active pressure release, ensure
The safety of device and personnel.
Brief description of the drawings
Fig. 1 be the utility model proposes liquefied natural gas (LNG) production sampler structural representation；
In figure：1st, decompression type sampling probe, 2, fast interface, 3, safety valve, 4, ball valve, 5, pressure gauge, 6, electrothermal gas
Body pressure regulator valve, 7, relax tank, 8, filter cartridge, 9, pressure releasing device, 10, sample connection, 11, intake valve, 12, sampling bottle, 13, pressure measurement
Meter.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1, liquefied natural gas (LNG) production sampler, including decompression type sampling probe 1, the decompression type sampling probe
1 is connected with fast interface 2 by pipeline, and the described one end of fast interface 2 away from decompression type sampling probe 1 is connected with safety valve 3,
The described one end of safety valve 3 away from fast interface 2 is connected with ball valve 4, the described one end of ball valve 4 away from safety valve 3 by pipeline
Pressure gauge 5 is connected with by pipeline, the described one end of pressure gauge 5 away from ball valve 4 is connected with electrothermal gas pressure regulation by pipeline
Valve 6, the described one end of electrothermal gas pressure regulating valve 6 away from pressure gauge 5 is connected with by pipeline relaxes tank 7, and the mitigation tank 7 is remote
One end from electrothermal gas pressure regulating valve 6 is connected with filter cartridge 8, and the filter cartridge 8 is connected with pressure release away from the side for relaxing tank 7
Device 9, the top of pressure releasing device 9 are connected with relief pipeline, and the described one end of pressure releasing device 9 away from filter cartridge 8 is connected with sample connection
10, the described one end of sample connection 10 away from pressure releasing device 9 is connected with sampling intake valve 11, and the sampling intake valve 11 is away from sampling
One end of interface 10 is connected with sampling bottle 12.
As a kind of technical optimization scheme of the present utility model, the decompression type sampling probe 1 can stretch into inside and be taken
Sample.
As a kind of technical optimization scheme of the present utility model, the pipeline is silicon steel pipe.
As a kind of technical optimization scheme of the present utility model, the mitigation tank 7 and sampling bottle 12 are that stainless steel is made.
As a kind of technical optimization scheme of the present utility model, described one end for relaxing tank 7 is provided with manometer 13.
Operation principle：
When in use, decompression type sampling probe 1 is connected by fast interface 2 with sampler enters storage tank to the utility model
Inside is sampled, and for sample from pipeline by safety valve 3, the effect of safety valve 3 is to ensure that the safety of compression pipeline, in order to avoid superpressure
And destructive accident occurs, sample is used for doing the work of controlling switch by flowing into ball valve 4, ball valve 4 after safety valve 3 in pipeline
With by flowing into electrothermal gas pressure regulating valve 6 after ball valve 4, electrothermal gas pressure regulating valve 6 can be heated actively sample, be promoted
Liquefied natural gas is changed into gaseous state, and subsequent natural gas is entered by pipeline relaxes tank 7, gas 7 mitigation pressure wave in tank is relaxed
It is dynamic, make the more steady state for reliably reaching homogeneous of sample, sample enters filter cartridge 8 after relaxing tank 7, and filter cartridge 8 can be gone
Except some dust in natural gas etc., pressure releasing device 9 is entered after the filtered box 8 of sample, pressure releasing device 9 shows pressure mistake in manometer 13
Gao Shi, pressure release can be carried out manually, without pressure discharge operations if pressure is normal, sample is after pressure releasing device 9 through sampling intake valve 11
Enter sampling bottle 12 afterwards, complete sampling.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. liquefied natural gas (LNG) production sampler, including decompression type sampling probe（1）, it is characterised in that：The decompression type sampling
Probe（1）Fast interface is connected with by pipeline（2）, the fast interface（2）Away from decompression type sampling probe（1）One end connect
It is connected to safety valve（3）, the safety valve（3）Away from fast interface（2）One end ball valve is connected with by pipeline（4）, the ball
Valve（4）Away from safety valve（3）One end pressure gauge is connected with by pipeline（5）, the pressure gauge（5）Away from ball valve（4）One
End is connected with electrothermal gas pressure regulating valve by pipeline（6）, the electrothermal gas pressure regulating valve（6）Away from pressure gauge（5）One
End is connected with mitigation tank by pipeline（7）, the mitigation tank（7）Away from electrothermal gas pressure regulating valve（6）One end be connected with
Filter box（8）, the filter cartridge（8）Away from mitigation tank（7）Side be connected with pressure releasing device（9）, the pressure releasing device（9）Top connects
There are relief pipeline, the pressure releasing device（9）Away from filter cartridge（8）One end be connected with sample connection（10）, the sample connection
（10）Away from pressure releasing device（9）One end be connected with sampling intake valve（11）, the sampling intake valve（11）Away from sample connection
（10）One end be connected with sampling bottle（12）.
2. liquefied natural gas (LNG) production sampler according to claim 1, it is characterised in that the decompression type sampling probe
（1）Inside can be stretched into be sampled.
3. liquefied natural gas (LNG) production sampler according to claim 1, it is characterised in that the pipeline is silicon steel
Pipe.
4. liquefied natural gas (LNG) production sampler according to claim 1, it is characterised in that the mitigation tank（7）With take
Sample bottle（12）It is that stainless steel is made.
5. liquefied natural gas (LNG) production sampler according to claim 1, it is characterised in that the mitigation tank（7）One
End is provided with manometer（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874455.5U CN207051055U (en) | 2017-07-19 | 2017-07-19 | Liquefied natural gas (LNG) production sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874455.5U CN207051055U (en) | 2017-07-19 | 2017-07-19 | Liquefied natural gas (LNG) production sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207051055U true CN207051055U (en) | 2018-02-27 |
Family
ID=61497514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720874455.5U Expired - Fee Related CN207051055U (en) | 2017-07-19 | 2017-07-19 | Liquefied natural gas (LNG) production sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207051055U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2584844A (en) * | 2019-06-17 | 2020-12-23 | Jdse Ltd | Sampling probe and vaporiser |
| WO2020254783A1 (en) * | 2019-06-17 | 2020-12-24 | Jdse Limited | Integrated sampling probe, valve and vaporiser |
| CN113640071A (en) * | 2021-07-14 | 2021-11-12 | 青岛海关技术中心 | Low temperature liquefied natural gas sample sampling device |
| GB2584842B (en) * | 2019-06-17 | 2023-04-05 | Jdse Ltd | Vaporiser with integrated valve |
-
2017
- 2017-07-19 CN CN201720874455.5U patent/CN207051055U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2584844A (en) * | 2019-06-17 | 2020-12-23 | Jdse Ltd | Sampling probe and vaporiser |
| WO2020254783A1 (en) * | 2019-06-17 | 2020-12-24 | Jdse Limited | Integrated sampling probe, valve and vaporiser |
| GB2584844B (en) * | 2019-06-17 | 2022-12-07 | Jdse Ltd | Sampling probe and vaporiser |
| GB2584842B (en) * | 2019-06-17 | 2023-04-05 | Jdse Ltd | Vaporiser with integrated valve |
| CN113640071A (en) * | 2021-07-14 | 2021-11-12 | 青岛海关技术中心 | Low temperature liquefied natural gas sample sampling device |
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Legal Events
| 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: 20180227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |