CN203999536U - A kind of spatial arrangement structure of skid-mounted natural gas liquefaction device - Google Patents
A kind of spatial arrangement structure of skid-mounted natural gas liquefaction device Download PDFInfo
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- CN203999536U CN203999536U CN201420296818.8U CN201420296818U CN203999536U CN 203999536 U CN203999536 U CN 203999536U CN 201420296818 U CN201420296818 U CN 201420296818U CN 203999536 U CN203999536 U CN 203999536U
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- precooling
- sweet natural
- refrigerant compression
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Abstract
The utility model discloses a kind of spatial arrangement structure of skid-mounted natural gas liquefaction device, comprise the Sweet natural gas pre-processing module, depickling auxiliary circulation module, precooling refrigerant compression module, precooling refrigerant processes module, mix refrigerant compression and precooling module, mix refrigerant surge tank, deep cooling ice chest and the Sweet natural gas drying tower that are integrated on sled; The compression of Sweet natural gas pre-processing module and depickling auxiliary circulation module, mix refrigerant and the adjacent depickling loop module of precooling module mix refrigerant adjacent with precooling refrigerant compression module gapless compress and precooling module and Sweet natural gas pre-processing module, precooling refrigerant compression module are adjacent; Mix refrigerant surge tank, deep cooling ice chest and Sweet natural gas drying tower are arranged at the periphery of Sweet natural gas pre-processing module and mix refrigerant compression and precooling module.This arrangement can improve the on-the-spot installation effectiveness of natural gas liquefaction device, reduces floor space, is easy to dismounting and resettlement, reduces the mobile distance of Sweet natural gas and refrigeration agent.
Description
Technical field
The utility model relates to area of natural gas liquefaction, relates in particular to the spatial arrangement structure of each skid module in skid-mounted natural gas liquefaction device.
Background technology
At present, traditional natural gas liquefaction device, between its each functional module, mutually intersect, unified assembling must install at the scene time, installation takes time and effort, and floor space is larger, after each functional module is intersected, pipeline connects chaotic, causes the mobile distance of Sweet natural gas and refrigeration agent to increase, serious heat loss, needs powerful power set to provide mobilization dynamic for Sweet natural gas and refrigeration agent; Owing to cannot moving after traditional natural gas liquefaction device installation, be not suitable for the feature that needs resettlement after the unconventional natural air-air source short-term such as coal-seam gas, coke-oven gas is exploited simultaneously, make the very trouble of relocating of natural gas liquefaction device.
Utility model content
Technical problem to be solved in the utility model is: the spatial arrangement structure that a kind of skid-mounted natural gas liquefaction device is provided, this spatial arrangement structure can improve the on-the-spot installation effectiveness of natural gas liquefaction device, reduce the floor space of liquefying plant, be easy to dismounting and resettlement, reduce the mobile distance of Sweet natural gas and refrigeration agent.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of spatial arrangement structure of skid-mounted natural gas liquefaction device, is characterized in that: this liquefying plant comprises the Sweet natural gas pre-processing module, depickling auxiliary circulation module, precooling refrigerant compression module, precooling refrigerant processes module, mix refrigerant compression and precooling module, mix refrigerant surge tank, deep cooling ice chest and the Sweet natural gas drying tower that are integrated on sled; In described Sweet natural gas pre-processing module, be provided with natural air-air source import, on described deep cooling ice chest, be provided with liquify natural gas outlet, described Sweet natural gas pre-processing module and depickling auxiliary circulation module, mix refrigerant compression and precooling module are adjacent, described depickling loop module is adjacent with precooling refrigerant compression module gapless, and the compression of described mix refrigerant and precooling module and Sweet natural gas pre-processing module, precooling refrigerant compression module are adjacent; Depickling auxiliary circulation module is also adjacent with precooling refrigerant compression module, and described mix refrigerant surge tank, deep cooling ice chest and Sweet natural gas drying tower are arranged at the periphery of Sweet natural gas pre-processing module and mix refrigerant compression and precooling module.
As the preferred scheme of one, the long limit of described mix refrigerant surge tank, deep cooling ice chest and mix refrigerant compression and precooling module is adjacent, and another long limit of described Sweet natural gas drying tower and Sweet natural gas pre-processing module is adjacent.
As the preferred scheme of one, the exterior contour of described Sweet natural gas pre-processing module, depickling auxiliary circulation module, precooling refrigerant compression module, precooling refrigerant processes module, mix refrigerant compression and precooling module is rectangular-shaped.
As the preferred scheme of one, the spacing that the spacing between described Sweet natural gas pre-processing module and mix refrigerant compression and precooling module is made as between D1, precooling refrigerant compression module and depickling auxiliary circulation module is made as D2, D1=D2.
As the preferred scheme of one, the spacing between described Sweet natural gas pre-processing module and depickling auxiliary circulation module is made as D3, and the spacing between described mix refrigerant compression and precooling module and precooling refrigerant compression module is made as D4, D3=D4.
As the preferred scheme of one, the middle part of each module is provided with for restrained line, the reinforcing frame of gaining in strength.
Adopt after technique scheme, effect of the present utility model is: the modules of this spatial arrangement structure is all integrated on sled, be easy to dismounting and resettlement, the setting position of each module is optimized simultaneously, reduce the mobile distance of refrigeration agent and Sweet natural gas, reduce the floor space of liquefying plant, be also convenient to on-the-spot installation.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structure sectional view of the utility model embodiment;
In accompanying drawing: 1. Sweet natural gas pre-processing module; 2. depickling auxiliary circulation module; 3. precooling refrigerant processes module; 4. precooling refrigerant compression module; 5. mix refrigerant compression and precooling module; 6. natural air-air source import; 7. Sweet natural gas drying tower; 8. deep cooling ice chest; 9. liquify natural gas outlet; 10. mix refrigerant surge tank.
Embodiment
Below by specific embodiment, the utility model is described in further detail.
As shown in Figure 1, a spatial arrangement structure for skid-mounted natural gas liquefaction device, this liquefying plant comprises the Sweet natural gas pre-processing module 1, depickling auxiliary circulation module 2, precooling refrigerant compression module 4, precooling refrigerant processes module 3, mix refrigerant compression and precooling module 5, mix refrigerant surge tank 10, deep cooling ice chest 8 and the Sweet natural gas drying tower 7 that are integrated on sled; Wherein, the exterior contour of described Sweet natural gas pre-processing module 1, depickling auxiliary circulation module 2, precooling refrigerant compression module 4, precooling refrigerant processes module 3, mix refrigerant compression and precooling module 5 is rectangular-shaped.Each block length is 15 meters, and cross-sectional dimension is 3.3 × 3.3 meters.In described Sweet natural gas pre-processing module 1, be provided with natural air-air source import 6, on described deep cooling ice chest 8, be provided with liquify natural gas outlet 9, the long limit of described Sweet natural gas pre-processing module 1 one of them long limit and depickling auxiliary circulation module 2 is adjacent, another long limit of described depickling loop module is adjacent with precooling refrigerant compression module 4 gaplesss, and the minor face of described Sweet natural gas pre-processing module 1 and mix refrigerant compression and precooling module 5 minor faces are adjacent; The minor face of depickling auxiliary circulation module 2 is adjacent with precooling refrigerant compression module 4 minor faces, and described mix refrigerant surge tank 10, deep cooling ice chest 8 and Sweet natural gas drying tower 7 are arranged at the periphery of Sweet natural gas pre-processing module 1 and mix refrigerant compression and precooling module.
The spacing that spacing between described Sweet natural gas pre-processing module 1 and mix refrigerant compression and precooling module 5 is made as between D1, precooling refrigerant compression module 4 and depickling auxiliary circulation module 2 is made as D2, D1=D2.Spacing between described Sweet natural gas pre-processing module 1 and depickling auxiliary circulation module 2 is made as D3, and the spacing between described mix refrigerant compression and precooling module 5 and precooling refrigerant compression module 4 is made as D4, D3=D4.Wherein, D1==D2=D3=D4=1.2 rice.Be, on the space of 1.2 meters, corridor is set in spacing, be convenient to equipment inspection personnel walking and exchange device more.The middle part of each module is provided with for restrained line, the reinforcing frame of gaining in strength.This reinforcing frame arranges 5.7 meters of apart from two ends on length direction, and this reinforcing frame can restrained line or other equipment.
The long limit of described mix refrigerant surge tank 10, deep cooling ice chest 8 and mix refrigerant compression and precooling module 5 is adjacent, and described Sweet natural gas drying tower 7 is adjacent with another long limit of Sweet natural gas pre-processing module 1.
Principle of work of the present utility model is: Sweet natural gas enters into Sweet natural gas pre-processing module 1 from natural air-air source import 6, by this module, Sweet natural gas is carried out to removal of impurities, be dried and wait pre-treatment, during this time, Sweet natural gas enters into depickling auxiliary circulation module 2 to carry out turning back to Sweet natural gas pre-processing module 1 after depickling again, then enter into mix refrigerant compression and precooling module 5 and carry out precooling, natural gas transport after precooling is carried out final sub-zero treatment to the deep cooling ice chest 8 of mix refrigerant compression and precooling module 5 outsides, producing liquid Sweet natural gas is transported in storage tank and is preserved by liquify natural gas outlet 9.And can adopt amine or propane for natural gas liquefaction provides the precooling refrigeration agent of cold.Precooling flow of refrigerant circulation route is: by precooling refrigerant processes module 3, precooling refrigeration agent is processed, formation can be used in the gaseous refrigerant of compression, being transported to precooling refrigerant compression by the pipeline of depickling supplementary module inside compresses, in mix refrigerant compression and precooling module 5, carry out heat exchange with Sweet natural gas, make Sweet natural gas precooling, the precooling refrigeration agent after gasification returns in precooling refrigerant compression module 4 and re-starts compression.Mix refrigerant enters into mix refrigerant compression by mix refrigerant surge tank 10 and precooling module 5 is compressed, then enter into deep cooling ice chest 8 Sweet natural gas of precooling is carried out to deep cooling, make the complete liquefy of Sweet natural gas, be recycled to afterwards in mix refrigerant surge tank 10.
Claims (6)
1. a spatial arrangement structure for skid-mounted natural gas liquefaction device, is characterized in that: this liquefying plant comprises the Sweet natural gas pre-processing module, depickling auxiliary circulation module, precooling refrigerant compression module, precooling refrigerant processes module, mix refrigerant compression and precooling module, mix refrigerant surge tank, deep cooling ice chest and the Sweet natural gas drying tower that are integrated on sled; In described Sweet natural gas pre-processing module, be provided with natural air-air source import, on described deep cooling ice chest, be provided with liquify natural gas outlet, described Sweet natural gas pre-processing module and depickling auxiliary circulation module, mix refrigerant compression and precooling module are adjacent, described depickling loop module is adjacent with precooling refrigerant compression module gapless, and the compression of described mix refrigerant and precooling module and Sweet natural gas pre-processing module, precooling refrigerant compression module are adjacent; Depickling auxiliary circulation module is also adjacent with precooling refrigerant compression module, and described mix refrigerant surge tank, deep cooling ice chest and Sweet natural gas drying tower are arranged at the periphery of Sweet natural gas pre-processing module and mix refrigerant compression and precooling module.
2. the spatial arrangement structure of a kind of skid-mounted natural gas liquefaction device as claimed in claim 1, is characterized in that: the exterior contour of described Sweet natural gas pre-processing module, depickling auxiliary circulation module, precooling refrigerant compression module, precooling refrigerant processes module, mix refrigerant compression and precooling module is rectangular-shaped.
3. the spatial arrangement structure of a kind of skid-mounted natural gas liquefaction device as claimed in claim 2, it is characterized in that: the long limit of described mix refrigerant surge tank, deep cooling ice chest and mix refrigerant compression and precooling module is adjacent, another long limit of described Sweet natural gas drying tower and Sweet natural gas pre-processing module is adjacent.
4. the spatial arrangement structure of a kind of skid-mounted natural gas liquefaction device as claimed in claim 3, it is characterized in that: the spacing that the spacing between described Sweet natural gas pre-processing module and mix refrigerant compression and precooling module is made as between D1, precooling refrigerant compression module and depickling auxiliary circulation module is made as D2, D1=D2.
5. the spatial arrangement structure of a kind of skid-mounted natural gas liquefaction device as claimed in claim 4, it is characterized in that: the spacing between described Sweet natural gas pre-processing module and depickling auxiliary circulation module is made as D3, spacing between described mix refrigerant compression and precooling module and precooling refrigerant compression module is made as D4, D3=D4.
6. the spatial arrangement structure of a kind of skid-mounted natural gas liquefaction device as claimed in claim 5, is characterized in that: the middle part of each module is provided with for restrained line, the reinforcing frame of gaining in strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420296818.8U CN203999536U (en) | 2014-04-15 | 2014-06-05 | A kind of spatial arrangement structure of skid-mounted natural gas liquefaction device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420181245 | 2014-04-15 | ||
| CN201420181245.4 | 2014-04-15 | ||
| CN201420296818.8U CN203999536U (en) | 2014-04-15 | 2014-06-05 | A kind of spatial arrangement structure of skid-mounted natural gas liquefaction device |
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| CN203999536U true CN203999536U (en) | 2014-12-10 |
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| CN201420296818.8U Withdrawn - After Issue CN203999536U (en) | 2014-04-15 | 2014-06-05 | A kind of spatial arrangement structure of skid-mounted natural gas liquefaction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104017622A (en) * | 2014-04-15 | 2014-09-03 | 张家港富瑞特种装备股份有限公司 | Spatial arrangement structure of skid-mounted natural gas liquefying device |
-
2014
- 2014-06-05 CN CN201420296818.8U patent/CN203999536U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104017622A (en) * | 2014-04-15 | 2014-09-03 | 张家港富瑞特种装备股份有限公司 | Spatial arrangement structure of skid-mounted natural gas liquefying device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |