CN203515992U - Refrigeration compressor - Google Patents
Refrigeration compressor Download PDFInfo
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- CN203515992U CN203515992U CN201320554708.2U CN201320554708U CN203515992U CN 203515992 U CN203515992 U CN 203515992U CN 201320554708 U CN201320554708 U CN 201320554708U CN 203515992 U CN203515992 U CN 203515992U
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Abstract
The embodiment of the utility model provides a refrigeration compressor. The refrigeration compressor is compact in structure, high in discharge capacity, reliable in performance, high in maintainability and high in degree of automation. The refrigeration compressor mainly comprises an inlet buffer, two main compression machines, an outlet gas-liquid separator, an electrical control cabinet and two motors, wherein the inlet buffer is connected with the outlet gas-liquid separator through the two main compression machines, the electrical control cabinet is connected with the inlet buffer, the two main compression machines, the outlet gas-liquid separator and the two motors, and all the devices are fixed to a base plate in a skid-mounted mode.
Description
Technical field
The utility model relates to azeotrope compression, LNG Liquefied natural gas field, relates in particular to a kind of refrigeration compressor.
Background technique
Rock gas is the inflammable gas that natural opening extraction comes in gas field, and main component is comprised of methane.LNG(Liquefied Natural Gas, LNG Liquefied natural gas) be that rock gas by gaseous state under normal pressure is cooled to-162 ℃, make it to condense into liquid.After natural gas liquefaction, can greatly save storage and transportation space and cost, and have that calorific value is large, performance high, have very tempting using value in national economy, in the energy consumption structure of China, rapid development has vast potential for future development in recent years.Accumulating mobility strong after natural gas liquefaction, is conducive to storage and transportation, reduces carrying cost; Can be used as the fuel of refueling; Can be used as the peak regulation of peak load and the accident of urban pipe network air feed, alleviate the stress state of peak, the city energy; Can be used as the source of the gas of LNG community gasification; The today of constantly increase in energy demand, land resources is day by day in short supply, the development of the minisize refrigeration compressor of integrated multifunction is extremely urgent.
Current more existing refrigeration compressors, but all there is complex structure, volume is large, refrigerating efficiency is low and the shortcoming such as difficult transportation.Therefore compact structure is researched and developed in design, and discharge capacity is large, and refrigerating efficiency is high, maintainability is strong, and the refrigeration compressor that automaticity is high is the core of miniature liquefaction plant.
Model utility content
The utility model embodiment provides a kind of refrigeration compressor, and compact structure, discharge capacity are large, reliable performance, maintainable strong and automaticity is high.
This refrigeration compressor comprises: import buffer, two compression main frames, the liquid/gas separator of working off one's feeling vent one's spleen, electrical control cabinet and two motors; Wherein, described import buffer is connected with the liquid/gas separator of working off one's feeling vent one's spleen by two compression main frames; Described electrical control cabinet and import buffer, two compression main frames, work off one's feeling vent one's spleen liquid/gas separator and two motors are connected respectively; Meanwhile, the equal skid of above all devices is fixed on a chassis;
Wherein, described two compression main frames suck gas phase cryogen by import buffer respectively, after two compression main frame two stage compression, mixing gas phase cryogen and liquid phase cryogen, import the liquid/gas separator of working off one's feeling vent one's spleen respectively again, high pressure vapor cryogen and the high pressure liquid phase cryogen by the liquid/gas separator of working off one's feeling vent one's spleen, exported respectively are wherein used equipment to rear end;
Wherein, described electrical control cabinet receives the feedback parameter of automatic instrument on import buffer, two compression main frames, work off one's feeling vent one's spleen liquid/gas separator and two each valves of motor, and sends control command according to feedback parameter;
Wherein, described two motors provide power for described two compression main frames.
Wherein, described refrigeration compressor further comprises: instrument panel, described instrument panel receives the feedback parameter of automatic instrument on import buffer, two compression main frames, work off one's feeling vent one's spleen liquid/gas separator and two each valves of motor, and shows.
Wherein, described refrigeration compressor further comprises: cooling blower, described cooling blower carries out air-cooled to whole refrigeration compressor.
Wherein, described refrigeration compressor further comprises: prying body, and described cooling blower is connected with prying body top board, and described import buffer, two compression main frames, the liquid/gas separator of working off one's feeling vent one's spleen, two motors, electrical control cabinet skid are in prying body base plate.
Wherein, described import buffer comprises import knock out drum and inlet ductwork;
Described import knock out drum accesses gas phase cryogen by inlet ductwork, carries out buffer storage.
Wherein, described import knock out drum is V-2205 knock out drum; And/or described inlet ductwork is E-2101 pipeline.
Wherein, described in, the liquid/gas separator of working off one's feeling vent one's spleen comprises: inlet ductwork, knockout drum and shutdown recycling can, and three connects successively;
Described knockout drum, by described inlet ductwork access azeotrope after compression, carries out gas-liquid separation; Described shutdown recycling can reclaims cryogen after shutdown.
Wherein, described knockout drum is V-2207 knockout drum.
Wherein, described compression main frame comprises: oil pump, lube oil cooler, crankcase, one-level gas exhaust piping, one-level cooler, secondary air inlet pipeline and secondary coolers; Wherein, oil pump, lube oil cooler, crankcase are connected to each other; One-level gas exhaust piping, one-level cooler, secondary air inlet pipeline are connected successively with secondary coolers;
Wherein, lubricant oil flows to crankcase after lube oil cooler is cooling, then by oil pump suck and compress after be discharged to lube oil cooler circulating cooling; Described one-level cooler and secondary coolers are carried out respectively one-level, two-stage compression to gas phase cryogen.
Wherein, described two compression main frames are connected to described import buffer and work off one's feeling vent one's spleen between liquid/gas separator with parallel way.
Wherein, described two compression main frames are Knox Western Eagle2445 (4-T) type compressor; And/or,
Described motor is YB24506-6W type motor.
Wherein, described motor is connected with two compression main frames by the stacked coupling of MV-FLM8-1700.
The utility model, in structural design, has adopted the layout of a sled two-shipper, and integrated import multicomponent cryogen supplements and outlet liquid phase cryogen cooling system, has met the requirement of structure compactness; Aspect maintainable, in the filter screen cleaning of automatic valve maintenance, piping filter, the replacing of lubricant oil filter and safety valve check etc., all can realize not shutdown operation.
Accompanying drawing explanation
Figure 1 shows that the structural representation of a kind of refrigeration compressor that the utility model embodiment provides.
Figure 2 shows that the structural representation of a kind of refrigeration compressor that another embodiment of the utility model provides.
Figure 3 shows that a kind of import buffer structure schematic diagram that another embodiment of the utility model provides.
Figure 4 shows that a kind of liquid/gas separator structural representation of working off one's feeling vent one's spleen that another embodiment of the utility model provides.
Figure 5 shows that a kind of compression main machine structure schematic diagram that another embodiment of the utility model provides.
Embodiment
Figure 1 shows that the structural representation of a kind of refrigeration compressor that the utility model provides.As shown in Figure 1, the refrigeration compressor that this embodiment provides comprises: import buffer 1, compression main frame 2A, compression main frame 2B, the liquid/gas separator 3 of working off one's feeling vent one's spleen, motor 4A, motor 4B and electrical control cabinet 5; Wherein, described import buffer 1 is connected with the liquid/gas separator 3 of working off one's feeling vent one's spleen by compression main frame 2A, 2B; Described electrical control cabinet 5 is connected respectively with import buffer 1, compression main frame 2A, compression main frame 2B, the liquid/gas separator 3 of working off one's feeling vent one's spleen, motor 4A, motor 4B; Meanwhile, the equal skid of above all devices is fixed on a chassis;
Wherein, described compression main frame 2A, 2B suck gas phase cryogen by import buffer 1 respectively, after two stage compression, mixing gas phase cryogen and liquid phase cryogen, import the liquid/gas separator 3 of working off one's feeling vent one's spleen respectively again, high pressure vapor cryogen and the high pressure liquid phase cryogen by the liquid/gas separator 3 of working off one's feeling vent one's spleen, exported respectively are wherein used equipment to rear end;
Wherein, described electrical control cabinet 5 receives the feedback parameter of automatic instrument on import buffer 1, compression main frame 2A, compression main frame 2B, the liquid/gas separator 3 of working off one's feeling vent one's spleen, motor 4A, each valve of motor 4B, and sends control command according to feedback parameter;
Wherein, described motor 4A, motor 4B are respectively described compression main frame 2A, compression main frame 2B provides power.
Wherein, described compression main frame 2A, 2B are connected to described import buffer 1 and work off one's feeling vent one's spleen between liquid/gas separator 3 with parallel way symmetry.
It will be understood by those skilled in the art that " skid " described in the utility model embodiment refers to is integrated in functional unit on a unsplit bedplate, can integral installation, mobile a kind of integration mode.Skid-mounted compact equipment, reduces and takes up an area than traditional mounting type.
In the utility model one embodiment, the gas phase cryogen pressure that described compression main frame 2A, 2B suck from import buffer 1 is 340KPaA, and the mixing gas phase cryogen after two stage compression and liquid phase cryogen pressure are 2590KPaA.
In the utility model one embodiment, described compression main frame 2A, 2B are Knox Western Eagle2445 (4-T) type compressor; Described motor is YB24506-6W type motor.Adopt Knox Western imported compressor can guarantee large discharge capacity and reliability requirement.
In the utility model one embodiment, described motor 4A, 4B are connected with compression main frame 2A, 2B by the stacked coupling of MV-FLM8-1700.
In the utility model one embodiment, electrical control cabinet adopts PLC to control and interlocks with DCS, in order to realize compressor automation, controls and DCS remote monitoring function.
Figure 2 shows that the structural representation of a kind of refrigeration compressor that another embodiment of the utility model provides.As shown in Figure 2, the refrigeration compressor that this embodiment provides further comprises: instrument panel 6, cooling blower 7 and prying body 8;
Described instrument panel 6 receives the feedback parameter of automatic instrument on import buffer 1, compression main frame 2A, compression main frame 2B, the liquid/gas separator 3 of working off one's feeling vent one's spleen, motor 4A, each valve of motor 4B, and shows.
7 pairs of whole refrigeration compressors of described cooling blower carry out air-cooled.
Described cooling blower 7 is connected with prying body 8 top boards, and described import buffer, two compression main frames, the liquid/gas separator of working off one's feeling vent one's spleen, two motors, electrical control cabinet skid are in prying body 8 base plates.
It will be understood by those skilled in the art that refrigeration compressor that some embodiment of the utility model provides can only comprise one or more in instrument panel 6, cooling blower 7 and prying body 8.
Figure 3 shows that a kind of import buffer structure schematic diagram that another embodiment of the utility model provides.As shown in Figure 3, described import buffer comprises import knock out drum 11 and inlet ductwork 12, and import knock out drum 11, by inlet ductwork 12 access gas phase cryogens, carries out buffer storage.
In the utility model one embodiment, described import knock out drum is V-2205 knock out drum; Described inlet ductwork is E-2101 pipeline.
Figure 4 shows that a kind of liquid/gas separator structural representation of working off one's feeling vent one's spleen that another embodiment of the utility model provides.As shown in Figure 4, described in, the liquid/gas separator of working off one's feeling vent one's spleen comprises: inlet ductwork 13, knockout drum 14 and shut down recycling can 15, and three connects successively;
Wherein, described knockout drum 14, by described inlet ductwork 13 accesses azeotrope after compression, carries out gas-liquid separation; Described shutdown recycling can 15 reclaims cryogen after shutdown.
In the utility model one embodiment, described knockout drum is V-2207 knockout drum.
Figure 5 shows that a kind of compression main machine structure schematic diagram that another embodiment of the utility model provides, wherein enlarged view is by 2A7, to be hidden the structural representation of part.As shown in Figure 5, described compression main frame comprises: oil pump 2A1, lube oil cooler 2A2, crankcase 2A3, one-level gas exhaust piping 2A4, one-level cooler 2A5, secondary air inlet pipeline 2A6 and secondary coolers 2A7; Wherein, oil pump 2A1, lube oil cooler 2A2, crankcase 2A3 are connected to each other; One-level gas exhaust piping 2A4, one-level cooler 2A5, secondary air inlet pipeline 2A6 are connected successively with secondary coolers 2A7;
Wherein, lubricant oil flows to crankcase 2A3 after lube oil cooler 2A2 is cooling, then by oil pump 2A1 suck and compress after be discharged to lube oil cooler 2A2 circulating cooling; Described one-level cooler 2A5 and secondary coolers 2A7 carry out respectively one-level, two-stage compression to gas phase cryogen.
Above-described embodiment is only explanation technical conceive of the present utility model and feature; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement etc., within all should being included in protection domain of the present utility model.
Claims (12)
1. a refrigeration compressor, is characterized in that, comprising: import buffer, two compression main frames, the liquid/gas separator of working off one's feeling vent one's spleen, electrical control cabinet and two motors; Wherein, described import buffer is connected with the liquid/gas separator of working off one's feeling vent one's spleen by two compression main frames; Described electrical control cabinet and import buffer, two compression main frames, work off one's feeling vent one's spleen liquid/gas separator and two motors are connected respectively; Meanwhile, the equal skid of above all devices is fixed on a chassis;
Wherein, described two compression main frames suck gas phase cryogen by import buffer respectively, after two compression main frame two stage compression, mixing gas phase cryogen and liquid phase cryogen, import the liquid/gas separator of working off one's feeling vent one's spleen respectively again, high pressure vapor cryogen and the high pressure liquid phase cryogen by the liquid/gas separator of working off one's feeling vent one's spleen, exported respectively are wherein used equipment to rear end;
Wherein, described electrical control cabinet receives the feedback parameter of automatic instrument on import buffer, two compression main frames, work off one's feeling vent one's spleen liquid/gas separator and two each valves of motor, and sends control command according to feedback parameter;
Wherein, described two motors provide power for described two compression main frames.
2. refrigeration compressor according to claim 1, it is characterized in that, further comprise: instrument panel, described instrument panel receives the feedback parameter of automatic instrument on import buffer, two compression main frames, work off one's feeling vent one's spleen liquid/gas separator and two each valves of motor, and shows.
3. refrigeration compressor according to claim 1 and 2, is characterized in that, further comprises: cooling blower, described cooling blower carries out air-cooled to whole refrigeration compressor.
4. refrigeration compressor according to claim 3, it is characterized in that, further comprise: prying body, described cooling blower is connected with prying body top board, and described import buffer, two compression main frames, the liquid/gas separator of working off one's feeling vent one's spleen, two motors, electrical control cabinet skid are in prying body base plate.
5. according to the arbitrary described refrigeration compressor of claim 1 or 2, it is characterized in that, described import buffer comprises import knock out drum and inlet ductwork;
Wherein, import knock out drum accesses gas phase cryogen by inlet ductwork, carries out buffer storage.
6. refrigeration compressor according to claim 5, is characterized in that, described import knock out drum is V-2205 knock out drum; And/or described inlet ductwork is E-2101 pipeline.
7. according to the arbitrary described refrigeration compressor of claim 1 or 2, it is characterized in that, described in the liquid/gas separator of working off one's feeling vent one's spleen comprise: inlet ductwork, knockout drum and shutdown recycling can, and three connects successively;
Wherein, described knockout drum, by described inlet ductwork access azeotrope after compression, carries out gas-liquid separation; Described shutdown recycling can reclaims cryogen after shutdown.
8. refrigeration compressor according to claim 7, is characterized in that, described knockout drum is V-2207 knockout drum.
9. refrigeration compressor according to claim 1 and 2, is characterized in that, described compression main frame comprises: oil pump, lube oil cooler, crankcase, one-level gas exhaust piping, one-level cooler, secondary air inlet pipeline and secondary coolers; Wherein, oil pump, lube oil cooler, crankcase are connected to each other; One-level gas exhaust piping, one-level cooler, secondary air inlet pipeline are connected successively with secondary coolers;
Wherein, lubricant oil flows to crankcase after lube oil cooler is cooling, then by oil pump suck and compress after be discharged to lube oil cooler circulating cooling; Described one-level cooler and secondary coolers are carried out respectively one-level, two-stage compression to gas phase cryogen.
10. refrigeration compressor according to claim 1 and 2, is characterized in that, described two compression main frames are connected to described import buffer and work off one's feeling vent one's spleen between liquid/gas separator with parallel way.
11. refrigeration compressors according to claim 1, is characterized in that, described two compression main frames are KnoxWesternEagle2445 (4-T) type compressor; And/or,
Described motor is YB24506-6W type motor.
12. refrigeration compressors according to claim 1, is characterized in that, described motor is connected with two compression main frames by the stacked coupling of MV-FLM8-1700.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554708.2U CN203515992U (en) | 2013-09-05 | 2013-09-05 | Refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554708.2U CN203515992U (en) | 2013-09-05 | 2013-09-05 | Refrigeration compressor |
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| CN203515992U true CN203515992U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320554708.2U Expired - Lifetime CN203515992U (en) | 2013-09-05 | 2013-09-05 | Refrigeration compressor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421129A (en) * | 2013-09-05 | 2015-03-18 | 天津凯德实业有限公司 | Refrigeration compressor |
| CN107956676A (en) * | 2016-10-17 | 2018-04-24 | 江苏恒威机械制造有限公司 | A kind of air compressor |
-
2013
- 2013-09-05 CN CN201320554708.2U patent/CN203515992U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421129A (en) * | 2013-09-05 | 2015-03-18 | 天津凯德实业有限公司 | Refrigeration compressor |
| CN107956676A (en) * | 2016-10-17 | 2018-04-24 | 江苏恒威机械制造有限公司 | A kind of air compressor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20140402 |