CN208794039U - A kind of LNG gasification station - Google Patents
A kind of LNG gasification station Download PDFInfo
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- CN208794039U CN208794039U CN201821254435.9U CN201821254435U CN208794039U CN 208794039 U CN208794039 U CN 208794039U CN 201821254435 U CN201821254435 U CN 201821254435U CN 208794039 U CN208794039 U CN 208794039U
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- storage tank
- lng
- sled
- pressurization
- groove
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Abstract
The utility model relates to a kind of LNG gasification stations, including pressurization sled of unloading, instrument wind air compression system, LNG storage tank, storage tank pressurization sled, gasifier system and converting system；By fluid pipeline and storage tank pressurization sled connection, the storage tank pressurization sled is connect by pipeline with LNG accumulator tank bottom end the pressurization sled of unloading；Flammable gas alarm is set in the LNG storage tank；The instrument wind air compression system is pressurized sled with storage tank by instrument air piping and gasifier system is connect；Freeze drier, air compressor machine and filter are set in the instrument wind air compression system；The utility model structure novel, integrated level is high, can substitute traditional Dewar bottle, provides gas source to the low-temperature storage tank system with LNG tank car, the novel integrated cryogenic liquid storage tank feeder is enable to supply incessantly to user.
Description
Technical field
The utility model relates to a kind of LNG gasification stations.
Background technique
The storage device that present cell heating and small-sized industrial boiler use is mostly LNG storage tank Dewar bottle, but LNG shuts out
The storage capacity of watt bottle is smaller, and LNG Dewar bottle is needed replacing after LNG use, just needs to interrupt air supply system at this time.Replacement
LNG Dewar bottle is time-consuming and laborious, while can bring big inconvenience to user.
Utility model content
In order to solve above-mentioned prior art problem, the utility model provides a kind of LNG gasification station, can improve above
It is insufficient.
The utility model relates to a kind of LNG gasification stations, including unload pressurization sled, instrument wind air compression system, LNG storage tank, storage
Tank pressurization sled, gasifier system and converting system；The pressurization sled of unloading is described by fluid pipeline and storage tank pressurization sled connection
Storage tank pressurization sled is connect by pipeline with LNG accumulator tank bottom end；Flammable gas alarm is set in the LNG storage tank；The instrument
Table wind air compression system is pressurized sled with storage tank by instrument air piping and gasifier system is connect；It is set in the instrument wind air compression system
Set freeze drier, air compressor machine and filter；The filter is connected between freeze drier and air compressor machine by pipeline；Institute
It states gasifier system and includes having heaters and air-heating type gasifier；The pressurization sled of unloading is increased by BOG gas pipeline and storage tank
Pressure sled connection, the storage tank pressurization sled connection are connect with LNG savings upper end；The pressurization sled of unloading passes through EAG diffuse channel
It penetrates through with BOG gas pipeline and is connect with the heater in gasifier system, the heater is connect with fire arrester；The back-fire relief
Device is connect with converting system, and the converting system includes voltage-regulating system, is flowmeter system and pressure and temp detection system；It is described
Voltage-regulating system includes water-bath type heater；Setting plus smelly system, institute between the flowmeter system and pressure and temp detection system
It states fluid pipeline and contains metal tube, the peripherally disposed water guide pore of setting in the metal tube；The metal tube
Thermal insulation layer is arranged in inside setting sealing internal layer, the metal tube outer wall.
Further, the finned tube of several matrix arrangements, setting in the finned tube are contained in the air-heating type gasifier
Helical fin volume is arranged connection fastener in finned tube periphery, square connecting member, the rectangular connection is arranged between connection fastener
Part is arranged in arrays.
Further, groove is arranged in the angular position of the finned tube, and width is gradually from outside to inside for the cell wall of the groove
Increase；The groove face of the groove is smooth.
Further, bar shaped is presented in the connection fastener, and the size of end is larger, and surface is smooth；The end with
Groove matches.
Further, groove is arranged in the square connecting member, and width gradually increases the cell wall of the groove from outside to inside；Institute
The groove face for stating groove is smooth.
Further, the storage tank pressurization is prized and LNG storage tank quantity two.
Further, setting connects fire fighting water system in the LNG storage tank.
Further, the pressure detecting system end setting is external connects gas end.
The utility model structure novel, integrated level is high, can substitute traditional Dewar bottle, gives the low temperature with LNG tank car
Tank system provides gas source, and the novel integrated cryogenic liquid storage tank feeder is enable to supply incessantly to user.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is air-bathing gasifier structural schematic diagram.
Fig. 3 is connection fastener, finned tube and rectangular connection sheet annexation figure.
Fig. 4 is fluid pipeline structural schematic diagram.
Diagram: 1, which unloads, is pressurized sled, 2 instrument wind air compression systems, 3 first LNG storage tanks, 4 first storage tanks pressurization sled, 5 second
LNG storage tank, 6 second storage tanks pressurization sled, 7 gasifier systems, 8 converting systems, 9 connect fire fighting water system, 10 external connect gas end, 11
Air-heating type gasifier, 12 heaters, 13 are unloaded booster, 14 freeze driers, 15 air compressor machines, 16 flammable gas alarms, 17
Fire arrester, 18 plus smelly system, 19 water-bath type heaters, 20 accumulator tank boosters, 21BOG gas pipeline, 22 fluid pipelines, 23
Instrument air piping, 24EAG diffuse channel, 25 helical fins volume, 26 finned tubes, 27 square connecting members, 28 connection fasteners, 29 are led
Water pipe hole, 30 sealing internal layers, 31 thermal insulation layers.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and implement
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is used only for explaining
The utility model is not used to limit the utility model.
As shown in Figure 1, a kind of LNG gasification station, including unload pressurization sled 1, instrument wind air compression system 2, LNG storage tank, storage tank
Pressurization sled, gasifier system 7 and converting system 8；The pressurization sled 1 of unloading is pressurized sled connection by fluid pipeline 22 and storage tank,
The storage tank pressurization sled is connect by pipeline with LNG accumulator tank bottom end；Flammable gas alarm 16 is set in the LNG storage tank；
Flammable gas alarm has infrared inductor, and high sensitivity, monitoring effect is good, and the instrument wind air compression system 2 passes through instrument
Air piping 23 is pressurized sled with storage tank and gasifier system 7 is connect；Freeze drier 14 is set in the instrument wind air compression system 2,
Air compressor machine 15 and filter；The filter is connected between freeze drier 14 and air compressor machine 15 by pipeline；The gasification
Device system 7 includes having heaters 12 and air-heating type gasifier 11；The pressurization sled 1 of unloading is by BOG gas pipeline 21 and storage tank
Pressurization sled connection, the storage tank pressurization sled connection are connect with LNG savings upper end；Wherein storage tank pressurization sled and LNG storage tank quantity
Two, be the first storage tank pressurization sled 4 and the second storage tank pressurization sled 6 respectively；First LNG storage tank 3 and the second LNG storage tank 6, two groups set
Standby is parallel relationship；It is described unload pressurization sled 1 by EAG diffuse channel 24 and BOG gas pipeline 21 perforation and with gasifier system
Heater 12 in system 7 connects, and the heater 12 connect with fire arrester 17, and fire arrester is for preventing inflammable gas and inflammable
The safety device of the propagation of flame of liquid vapour；The fire arrester 17 is connect with converting system 8, and the converting system 8 includes adjusting
Pressure system is flowmeter system and pressure and temp detection system；The voltage-regulating system includes water-bath type heater 19；The flow
Setting plus smelly system 18, the fluid pipeline 22 contain metal tube, the gold between meter systems and pressure and temp detection system
Belong to the peripherally disposed water guide pore 29 of setting in tube body；Setting sealing internal layer 30, the metal on the inside of the metal tube
Thermal insulation layer 31 is arranged in tube wall, and the structure for the water guide pore being arranged in metallic conduit is conducive to the cooling of pipeline, setting
Thermal insulation layer selects nanomicroporous material, seals the inner tube that internal layer selects resin material to be made, and leakproofness is strong.As in Figure 2-4,
The finned tube for containing several matrix arrangements in the air-heating type gasifier 11 is 20~30 groups in length and width direction, described
Setting helical fin rolls up 25 in finned tube, and connection fastener 28 is arranged in finned tube periphery, is arranged between connection fastener 28 rectangular
Connector 27, the square connecting member 27 are arranged in arrays.
Groove 29 is arranged in the angular position of the finned tube, and width gradually increases the cell wall of the groove from outside to inside；Institute
The groove face for stating groove is smooth.Wherein bar shaped is presented in connection fastener 28, and the size of end is larger, and surface is smooth；The end
Match with groove.
Groove 29 is arranged in the square connecting member 27, and width gradually increases the cell wall of the groove from outside to inside；It is described recessed
The groove face of slot is smooth.The both ends of connection fastener are fixed with finned tube and square connecting member respectively, this stable structure.
In order to increase fire-fighting structure, setting connects fire fighting water system 9 in LNG storage tank.
It is supplied for convenience to nearby users, in pressure detecting system end, setting is external connects gas end 10, can be with root
It is supplied according to needing to have a bath for plant area.
Working principle: it is stored by LNG using tank container, LNG gasification station is transported to by highway, in pressurization of unloading
Sled is pressurized container storage tank by the horizontal dedicated booster of unloading that unloading deck is arranged, is sent LNG using pressure difference low to 60m3
Warm LNG tank storage.Under the conditions of inoperative, the temperature of LNG storage is -162 DEG C in storage tank, and pressure is normal pressure；Under operating condition, storage
It stores tank booster and the LNG in LNG storage tank is pressurized to 0.3MPa (following pressures does not such as add explanation, is gauge pressure).It is pressurized
Low temperature LNG, into gasifier system, with air heat-exchange after be converted into gaseous state NG and increase temperature, outlet temperature compares environment temperature
Low 10 DEG C, pressure passes through water-bath type when the natural gas temperature of air-heating type gasifier outlet is not achieved 5 DEG C or more in 0.3MPa
Electric heater heating, most afterwards through pressure regulation, metering plus it is smelly, send into a point defeated pipe network to each use gas point.
Since overall structure selects skid structure, integrated level is high, is easily installed and moves, flexible and convenient to use, Neng Goushi
Existing central gas supply.
Claims (8)
1. a kind of LNG gasification station, it is characterised in that: including pressurization sled of unloading, the pressurization of instrument wind air compression system, LNG storage tank, storage tank
Sled, gasifier system and converting system；By fluid pipeline and storage tank pressurization sled connection, the storage tank increases the pressurization sled of unloading
Pressure sled is connect by pipeline with LNG accumulator tank bottom end；Flammable gas alarm is set in the LNG storage tank；The instrument wind is empty
Pressure system is pressurized sled with storage tank by instrument air piping and gasifier system is connect；Setting freezing in the instrument wind air compression system
Drying machine, air compressor machine and filter；The filter is connected between freeze drier and air compressor machine by pipeline；The gasification
Device system includes having heaters and air-heating type gasifier；The pressurization sled of unloading is connected by BOG gas pipeline and storage tank pressurization sled
It connects, the storage tank pressurization sled connection is connect with LNG savings upper end；The pressurization sled of unloading passes through EAG diffuse channel and BOG gas
Body pipeline is penetrated through and is connect with the heater in gasifier system, and the heater is connect with fire arrester；The fire arrester with turn
System connection is changed, the converting system includes voltage-regulating system, is flowmeter system and pressure and temp detection system；The pressure regulation system
System includes water-bath type heater；Setting plus smelly system between the flowmeter system and pressure and temp detection system；The liquid
Pipeline contains metal tube, the peripherally disposed water guide pore of setting in the metal tube；It is set on the inside of the metal tube
Sealing internal layer is set, thermal insulation layer is arranged in the metal tube outer wall.
2. a kind of LNG gasification station according to claim 1, it is characterised in that: containing several in the air-heating type gasifier
The finned tube of matrix arrangement, the interior setting helical fin of the finned tube are rolled up, and connection fastener are arranged in finned tube periphery, in connection buckle
Square connecting member is set between part, and the square connecting member is arranged in arrays.
3. a kind of LNG gasification station according to claim 2, it is characterised in that: the angular position setting of the finned tube is recessed
Slot, width gradually increases the cell wall of the groove from outside to inside；The groove face of the groove is smooth.
4. a kind of LNG gasification station according to claim 2, it is characterised in that: bar shaped, end is presented in the connection fastener
Size it is larger, surface is smooth；The end matches with groove.
5. a kind of LNG gasification station according to claim 2, it is characterised in that: groove is arranged in the square connecting member, described
Width gradually increases the cell wall of groove from outside to inside；The groove face of the groove is smooth.
6. a kind of LNG gasification station according to claim 1, it is characterised in that: the storage tank pressurization sled and LNG storage tank quantity
Two.
7. a kind of LNG gasification station according to claim 1, it is characterised in that: setting connects fire-fighting water system in the LNG storage tank
System.
8. a kind of LNG gasification station according to claim 1, it is characterised in that: the pressure detecting system end setting is outer
It sets and connects gas end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821254435.9U CN208794039U (en) | 2018-08-06 | 2018-08-06 | A kind of LNG gasification station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821254435.9U CN208794039U (en) | 2018-08-06 | 2018-08-06 | A kind of LNG gasification station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208794039U true CN208794039U (en) | 2019-04-26 |
Family
ID=66204536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821254435.9U Active CN208794039U (en) | 2018-08-06 | 2018-08-06 | A kind of LNG gasification station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208794039U (en) |
-
2018
- 2018-08-06 CN CN201821254435.9U patent/CN208794039U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.16 Shilin Avenue, Zone C, Jianqiao Industrial Park, Dadukou District, Chongqing Patentee after: Chongqing hengzhong Energy Equipment Co.,Ltd. Address before: No.16 Shilin Avenue, Zone C, Jianqiao Industrial Park, Dadukou District, Chongqing Patentee before: CHONGQING HENGZHONG ENERGY EQUIPMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |