CN201818460U - Novel hydraulic compressor - Google Patents
Novel hydraulic compressor Download PDFInfo
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- CN201818460U CN201818460U CN2010202078987U CN201020207898U CN201818460U CN 201818460 U CN201818460 U CN 201818460U CN 2010202078987 U CN2010202078987 U CN 2010202078987U CN 201020207898 U CN201020207898 U CN 201020207898U CN 201818460 U CN201818460 U CN 201818460U
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Abstract
The utility model discloses a novel hydraulic compressor. Gas inlet ends of more than two main hydraulic compressor pumps are connected to a first connecting node of an unloading gas pipeline in parallel through pipelines. The gas inlet end of an auxiliary hydraulic compressor pump is connected to a second connecting node of the unloading gas pipeline through a pipeline and the advance direction of gas in the unloading gas pipeline is used as reference. The second connecting node is located at the upstream of the first connecting node. A one-way valve is arranged on an unloading gas pipeline segment which is arranged between the second connecting node and the first connecting node. An exhuast end of the auxiliary hydraulic compressor pump is connected with the gas inlet ends of the main hydraulic compressor pumps through pipelines. Proved by practices, the work efficiency of the novel hydraulic compressor disclosed by the utility model is more than two times as high as the work efficiency of the prior art in which two high pressure pumps form a parallel set.
Description
Technical field
The utility model relates to a kind of compressor that surges, such as the hydraulic gas compressor that uses in unloadings such as LNG Liquefied natural gas or liquefied petroleum gas (LPG) or loading process.
Background technique
At present the hydraulic gas compressor produced of China compressor that promptly surges is mostly taked the compressor pump that surges (high-pressure service pump) parallel connection of two above quantity, and be contained in a technical approach in the body with the form of unit, each compressor pump that surges is that single pump adopts the secondary compress mode, compression ratio μ=3.52, this compression ratio mainly is to consider actual demand when natural gas unloading and selected, pressure maximum in the natural gas transportation tank car gas holder is 19.5MPa~20MPa, in the process of unloading, As time goes on, the gas holder internal pressure constantly descends, when being discharged to pressure in the gas holder and being 0.15MPa till.In addition, used in the gaseous fuel automobile aerating process, the refueling website also needs 19.5MPa~20MPa for the atmospheric pressure that adds of automobile from holding vessel usually.The above-mentioned compressor that surges can satisfy the use needs of some small-sized gas websites preferably.Compressor in use but such surges, also exist following deficiency, mainly show: gas is in uninstall process, when the ingress of the compressor that surges pressure (gas holder internal pressure) is big, the unloading time spent is shorter, and efficient is higher, when its ingress pressure drops to a certain less force value, the unloading time spent increases, and efficient reduces; Find that as the inventor under the situation less than 2MPa, the above-mentioned compressor that surges is in the lower working state of a kind of efficient to above-mentioned inlet pressure usually when using investigation.
The model utility content
Task of the present utility model is to solve the prior art existing above-mentioned technological deficiency of compressor of surging, and a kind of novel compressor that surges is provided.
Its technical solution is:
A kind of novel compressor that surges, comprise at least two masters that adopt two stage compression modes compressor pump that surges, the inlet end of all main compressor pumps that surge is connected on first connected node of unloading air delivering pipeline in parallel by pipeline, the above-mentioned novel compressor that surges also comprises an auxiliary compressor pump that surges that adopts the one-level compress mode, the inlet end of the auxiliary oil hydraulic pump that surges connects on second connected node of unloading air delivering pipeline by pipeline, with the gas direct of travel of unloading in the air delivering pipeline as reference, second connected node is positioned at the upstream of first connected node, unloading pneumatic tube highway section between second connected node and first connected node is provided with first control valve, and the exhaust end of the auxiliary compressor pump that surges is connected by pipeline with the inlet end of the main compressor pump that surges.
The above-mentioned master compressor pump that surges comprises main pump left side gas compression cylinder body, the main pump central hydraulic drives cylinder body and main pump right side gas compression cylinder body, the horizontal piston rod of one main pump runs through above-mentioned three cylinder bodies simultaneously, the horizontal piston rod of main pump is provided with the left piston of respectively corresponding three cylinder bodies, middle piston and right piston, a main pump left side, right side gas compression cylinder body is respectively arranged with air inlet port of main pump, exhaust port of main pump, the main pump secondary air inlet port that is connected with exhaust port of main pump, and main pump secondary exhaust port, path between exhaust port of main pump and the main pump secondary air inlet port is provided with the main pump heat exchanger that gas is cooled off, and is provided with the main pump one-way valve that adapts at each time of main pump air inlet port and each time exhaust port place; The compressed discharge from exhaust port of main pump after above-mentioned main pump one-way valve control gaseous is sucked into from air inlet port of main pump after flow to main pump secondary air inlet port after the cooling, compressed after gas is sucked into from main pump secondary air inlet port again from the discharge of main pump secondary exhaust port, after cooling, be sent to gas holder once more; Main pump left and right sides gas compression cylinder body is provided with the main pump coolant jacket.
The above-mentioned auxiliary compressor pump that surges comprises auxilliary pump left side gas compression cylinder body, auxilliary pump central hydraulic drives cylinder body and auxilliary pump right side gas compression cylinder body, the one auxilliary horizontal piston rod of pump runs through above-mentioned three cylinder bodies simultaneously, the auxilliary horizontal piston rod of pump is provided with the left piston of respectively corresponding three cylinder bodies, middle piston and right piston, auxilliary pump left side gas compression cylinder body is provided with two auxilliary pump air inlet ports and two auxilliary pump exhaust ports, auxilliary pump right side gas compression cylinder body also is provided with two auxilliary pump air inlet ports and two auxilliary pump exhaust ports, four auxilliary pump air inlet ports all are provided with corresponding auxilliary pump one-way valve, four auxilliary pump air inlet ports form the inlet end of the auxiliary oil hydraulic pump that surges in parallel, four auxilliary pump exhaust ports all are provided with corresponding auxilliary pump one-way valve, four auxilliary pump exhaust ports form the exhaust end of the auxiliary oil hydraulic pump that surges in parallel, and the path between the inlet end of the exhaust end of the auxiliary compressor pump that surges and the main compressor pump that surges is provided with the auxilliary pump heat exchanger that gas is cooled off; Auxilliary pump left and right sides gas compression cylinder body is provided with the main pump coolant jacket.
Above-mentioned first control valve is an one-way valve.
The above-mentioned novel compressor that surges also comprises the operation control device, the operation control device is made corresponding control action according to the signal that is arranged on the pressure transducer transmission on the unloading air delivering pipeline, when the gas pressure of unloading air delivering pipeline during greater than setting value, the operation control device is controlled all main compressor pump parallel runnings simultaneously of surging, when the gas pressure of the main air delivering pipeline of unloading during less than setting value, the operation control device switches to only a master surge compressor pump and the auxiliary compressor pump series operation of surging, and all the other main compressor pumps that surge are all out of service.
The above-mentioned master compressor pump that surges is two.
The power source of the above-mentioned auxiliary compressor pump that surges is the power source of the main compressor pump that surges, and the auxiliary compressor pump that surges is except that inlet end is different with the main compressor pump that surges aspect the exhaust end laying, and the size and the specification of the ram part of the two are identical.
The utility model can have following useful technique effect:
The utility model is by increasing the auxiliary compressor pump that surges, can unload needs according to real gas, the gas pressure that promptly arrives the compressor pump ingress at the gas pressure of unloading air delivering pipeline is during greater than setting value, as gas pressure during greater than 2MPa, can select all main compressor pump parallel runnings simultaneously of surging, so that the main compressor pump that surges has been given play to higher usefulness, during in the gas pressure decline of unloading air delivering pipeline and less than setting value, as gas pressure during less than 2MPa, can select to switch to a master surge compressor pump and the auxiliary compressor pump series operation of surging are only arranged, all the other main compressor pumps that surge are all out of service, the auxiliary compressor pump that surges of this moment, its " enthalpy N " value amount of carrying is a high-pressure service pump far above the main compressor pump that surges.Can increase work efficiency more than 1.5 times through the mode that practical proof the utility model is taked than prior art to be made of unit in parallel two high-pressure service pumps.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment:
Fig. 1 is the structural principle schematic representation of a kind of mode of execution of the utility model, and shows relevant power system and control section simultaneously.
Fig. 2 shows relevant cooling system and control section simultaneously.
Embodiment
In conjunction with Fig. 1 and Fig. 2, a kind of novel compressor that surges comprises two masters compressor pump (high-pressure service pump) i.e. surge compressor pump 1 and No. two masters surge compressor pump 2 and auxiliary compressor pump 3 that surges of master that surge.An above-mentioned master surge compressor pump 1 and No. two masters surge compressor pump 2 self structure and the method for operation, and the power source that is disposed all can be used for reference existing techniques in realizing.The power source of the above-mentioned auxiliary compressor pump 3 that surges preferably uses the power source of the main compressor pump that surges.Below above-mentioned relative section is described in detail:
The above-mentioned master compressor pump 1 that surges comprises that main pump left side gas compression cylinder body 101, main pump central hydraulic drive cylinder body (ram) 102 and main pump right side gas compression cylinder body 103, the horizontal piston rod 104 of one main pump runs through above-mentioned three cylinder bodies 101,102,103 simultaneously, and laterally piston rod 104 is provided with the left piston 105 of respectively corresponding three cylinder bodies, middle piston 106 and right piston 107.Main pump left side gas compression cylinder body is respectively arranged with air inlet port 108 of main pump, exhaust port 109 of main pump, main pump secondary air inlet port one 10 and main pump secondary exhaust port 111, exhaust port 109 of main pump secondary air inlet port one 10 and main pump is connected, path between exhaust port of main pump and the main pump secondary air inlet port is provided with the main pump heat exchanger 4 that gas is cooled off, be provided with the main pump one-way valve that adapts at each time of main pump air inlet port and each time exhaust port place, be sucked into from air inlet port of main pump by main pump one-way valve control gaseous that the back is compressed to flow to main pump secondary air inlet port after exhaust port of main pump is discharged, gas is sucked into the back from main pump secondary air inlet port again and compressedly discharges from the main pump secondary exhaust port, be sent to gas holder once more after cooling, main pump left side gas compression cylinder body is provided with main pump coolant jacket 5.Main pump right side gas compression cylinder body 103 is basic identical with main pump left side gas compression cylinder body 101 structures.Main pump central hydraulic driving cylinder body 102 is provided with and can correspondingly drives left and right hydraulic oil power that moves back and forth of the horizontal piston rod of above-mentioned main pump and control system, and power source is as the constituent element of hydraulic oil power and control system.An above-mentioned master surge the main pump left side gas compression cylinder body 101 of compressor pump 1 and the inlet end of this compressor pump 1 of inlet end interruption-forming of main pump right side gas compression cylinder body 103.
The above-mentioned No. two masters compressor pump 2 that surges comprises that main pump left side gas compression cylinder body 201, main pump central hydraulic drive cylinder body 202 and main pump right side gas compression cylinder body 203, the horizontal piston rod 204 of one main pump runs through above-mentioned three cylinder bodies 201,202,203 simultaneously, and the horizontal piston rod 204 of main pump is provided with the left piston 205 of respectively corresponding three cylinder bodies, middle piston 206 and right piston 207.Gas compression cylinder body in main pump right side is respectively arranged with air inlet port 208 of main pump, exhaust port 209 of main pump, main pump secondary air inlet port 210 and main pump secondary exhaust port 211, exhaust port 209 of main pump secondary air inlet port 210 and main pump is connected, path between exhaust port of main pump and the main pump secondary air inlet port is provided with the main pump heat exchanger 6 that gas is cooled off, be provided with the main pump one-way valve that adapts at each time of main pump air inlet port and each time exhaust port place, be sucked into from air inlet port of main pump by main pump one-way valve control gaseous that the back is compressed to flow to main pump secondary air inlet port after exhaust port of main pump is discharged, gas is sucked into the back from main pump secondary air inlet port again and compressedly discharges from the main pump secondary exhaust port, be sent to gas holder once more after cooling, gas compression cylinder body in main pump right side is provided with main pump coolant jacket 7.Main pump left side gas compression cylinder body 201 is basic identical with main pump right side gas compression cylinder body 203 structures.Main pump central hydraulic driving cylinder body 202 is provided with and can correspondingly drives left and right hydraulic oil power that moves back and forth of the horizontal piston rod of above-mentioned main pump and control system, and power source is as the constituent element of hydraulic oil power and control system.Above-mentioned No. two masters surge the main pump left side gas compression cylinder body 201 of compressor pump 2 and the inlet end of this compressor pump 2 of inlet end interruption-forming of main pump right side gas compression cylinder body 203.
The above-mentioned auxiliary compressor pump 3 that surges comprises that auxilliary pump left side gas compression cylinder body 301, auxilliary pump central hydraulic drive cylinder body 302 and auxilliary pump right side gas compression cylinder body 303, the one auxilliary horizontal piston rod 304 of pump runs through above-mentioned three cylinder bodies 301,302,303 simultaneously, and the auxilliary horizontal piston rod 304 of pump is provided with the left piston 305 of respectively corresponding three cylinder bodies, middle piston 306 and right piston 307.Auxilliary pump left side gas compression cylinder body 301 is provided with two auxilliary pump air inlet ports 308 and two auxilliary pump exhaust ports 309, and auxilliary pump right side gas compression cylinder body 303 also is provided with two auxilliary pump air inlet ports 310 and two auxilliary pump exhaust ports 311.Four auxilliary pump air inlet ports all are provided with corresponding auxilliary pump one-way valve, four auxilliary pump air inlet ports form the inlet end of the auxiliary oil hydraulic pump that surges in parallel, four auxilliary pump exhaust ports all are provided with corresponding auxilliary pump one-way valve, four auxilliary pump exhaust ports form the exhaust end of the auxiliary oil hydraulic pump that surges in parallel, as under the effect of auxilliary pump one-way valve, the auxilliary horizontal piston rod of pump is in the process that moves right, from an auxilliary pump air inlet port 308 that is positioned at auxilliary pump left side gas compression cylinder body 301 left ends and auxilliary pump air inlet port 310 inspiration gases that are positioned at auxilliary pump right side gas compression cylinder body 303 left ends, compression is simultaneously also discharged gases from an auxilliary pump exhaust port 309 that is positioned at auxilliary pump left side gas compression cylinder body 301 right-hand members with one that is positioned at auxilliary pump right side gas compression cylinder body 303 right-hand members auxilliary pump exhaust port 311, the auxilliary horizontal piston rod of pump is in the process that is moved to the left, from auxilliary pump air inlet port 308 that is positioned at auxilliary pump left side gas compression cylinder body 301 right-hand members and auxilliary pump air inlet port 310 inspiration gases that are positioned at auxilliary pump right side gas compression cylinder body 303 right-hand members, compression is simultaneously also discharged gases from an auxilliary pump exhaust port 309 that is positioned at auxilliary pump left side gas compression cylinder body 301 left ends with one that is positioned at auxilliary pump right side gas compression cylinder body 303 left ends auxilliary pump exhaust port 311.The exhaust end of the auxiliary compressor pump 3 that surges preferably is connected by pipeline with the surge inlet end of compressor pump 2 of No. two masters, and the exhaust end of the auxiliary compressor pump that surges is provided with the auxilliary pump heat exchanger 8 that gas is cooled off with path between the inlet end of leading the compressor pump that surges.Auxilliary pump left and right sides gas compression cylinder body is provided with main pump coolant jacket 9.Auxilliary pump central hydraulic drives cylinder body 302 and is provided with and can correspondingly drives left and right hydraulic oil power that moves back and forth of the horizontal piston rod of above-mentioned auxilliary pump and control system, and above-mentioned master is surged the power source of compressor pump as the constituent element of this hydraulic oil power and control system.
An above-mentioned master the surge inlet end of compressor pump 2 of compressor pump 1 and No. two masters that surges is connected on first connected node 11 of unloading air delivering pipeline 10 in parallel by pipeline, the inlet end of the auxiliary oil hydraulic pump 3 that surges connects on second connected node 12 of unloading air delivering pipeline 10 by pipeline, with the gas direct of travel of unloading in the air delivering pipeline 10 as reference, second connects 12 upstreams that are positioned at first connected node 11 of joint, the main air delivering pipeline of unloading between second connected node and first connected node is provided with first control valve, 13, the first control valve preferred one-way valve.
The above-mentioned novel compressor that surges also comprises the operation control device, the operation control device is made control action according to the signal that is arranged on unloading air delivering pipeline upward pressure sensor passes, when the gas pressure of unloading air delivering pipeline during greater than setting value, the operation control device is controlled all main compressor pump parallel runnings simultaneously of surging, when the gas pressure of unloading air delivering pipeline during less than setting value, the operation control device switches to only a master surge compressor pump and the auxiliary compressor pump series operation of surging, and all the other main compressor pumps that surge are all out of service.
Above-mentioned master is surged compressor pump also can be more than two.
Under the instruction of this specification, the technology contents of the required corresponding control section of the utility model actual motion, those skilled in the art require and can realize according to actual production.
Need to prove that under the instruction of this specification, those skilled in the art can also make considerable being equal to and replace or obvious mode of texturing, these all should be within protection domain of the present utility model.
Claims (7)
1. novel compressor that surges, comprise at least two masters that adopt two stage compression modes compressor pump that surges, the inlet end of all main compressor pumps that surge is connected on first connected node of unloading air delivering pipeline in parallel by pipeline, it is characterized in that: the described novel compressor that surges also comprises an auxiliary compressor pump that surges that adopts the one-level compress mode, the inlet end of the auxiliary oil hydraulic pump that surges connects on second connected node of unloading air delivering pipeline by pipeline, with the gas direct of travel of unloading in the air delivering pipeline as reference, second connected node is positioned at the upstream of first connected node, unloading pneumatic tube highway section between second connected node and first connected node is provided with first control valve, and the exhaust end of the auxiliary compressor pump that surges is connected by pipeline with the inlet end of the main compressor pump that surges.
2. the novel compressor that surges according to claim 1, it is characterized in that: the described master compressor pump that surges comprises main pump left side gas compression cylinder body, the main pump central hydraulic drives cylinder body and main pump right side gas compression cylinder body, the horizontal piston rod of one main pump runs through above-mentioned three cylinder bodies simultaneously, the horizontal piston rod of main pump is provided with the left piston of respectively corresponding three cylinder bodies, middle piston and right piston, a main pump left side, right side gas compression cylinder body is respectively arranged with air inlet port of main pump, exhaust port of main pump, the main pump secondary air inlet port that is connected with exhaust port of main pump, and main pump secondary exhaust port, path between exhaust port of main pump and the main pump secondary air inlet port is provided with the main pump heat exchanger that gas is cooled off, and is provided with the main pump one-way valve that adapts at each time of main pump air inlet port and each time exhaust port place; The compressed discharge from exhaust port of main pump after above-mentioned main pump one-way valve control gaseous is sucked into from air inlet port of main pump after flow to main pump secondary air inlet port after the cooling, compressed after gas is sucked into from main pump secondary air inlet port again from the discharge of main pump secondary exhaust port, after cooling, be sent to gas holder once more; Main pump left and right sides gas compression cylinder body is provided with the main pump coolant jacket.
3. the novel compressor that surges according to claim 2, it is characterized in that: the described auxiliary compressor pump that surges comprises auxilliary pump left side gas compression cylinder body, auxilliary pump central hydraulic drives cylinder body and auxilliary pump right side gas compression cylinder body, the one auxilliary horizontal piston rod of pump runs through above-mentioned three cylinder bodies simultaneously, the auxilliary horizontal piston rod of pump is provided with the left piston of respectively corresponding three cylinder bodies, middle piston and right piston, auxilliary pump left side gas compression cylinder body is provided with two auxilliary pump air inlet ports and two auxilliary pump exhaust ports, auxilliary pump right side gas compression cylinder body also is provided with two auxilliary pump air inlet ports and two auxilliary pump exhaust ports, four auxilliary pump air inlet ports all are provided with corresponding auxilliary pump one-way valve, four auxilliary pump air inlet ports form the inlet end of the auxiliary oil hydraulic pump that surges in parallel, four auxilliary pump exhaust ports all are provided with corresponding auxilliary pump one-way valve, four auxilliary pump exhaust ports form the exhaust end of the auxiliary oil hydraulic pump that surges in parallel, and the path between the inlet end of the exhaust end of the auxiliary compressor pump that surges and the main compressor pump that surges is provided with the auxilliary pump heat exchanger that gas is cooled off; Auxilliary pump left and right sides gas compression cylinder body is provided with the main pump coolant jacket.
4. the novel compressor that surges according to claim 3 is characterized in that: described first control valve is an one-way valve.
5. the novel compressor that surges according to claim 1 is characterized in that: the described novel compressor that surges also comprises the operation control device.
6. the novel compressor that surges according to claim 1 is characterized in that: the described master compressor pump that surges is two.
7. the novel compressor that surges according to claim 1, it is characterized in that: the power source of the described auxiliary compressor pump that surges is the power source of the main compressor pump that surges, the auxiliary compressor pump that surges is except that inlet end is different with the main compressor pump that surges aspect the exhaust end laying, and the size and the specification of both ram parts are identical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010202078987U CN201818460U (en) | 2010-05-31 | 2010-05-31 | Novel hydraulic compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010202078987U CN201818460U (en) | 2010-05-31 | 2010-05-31 | Novel hydraulic compressor |
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CN201818460U true CN201818460U (en) | 2011-05-04 |
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CN2010202078987U Expired - Fee Related CN201818460U (en) | 2010-05-31 | 2010-05-31 | Novel hydraulic compressor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104295485A (en) * | 2014-09-18 | 2015-01-21 | 杨开平 | Multistage plunger hydraulic sludge pump |
-
2010
- 2010-05-31 CN CN2010202078987U patent/CN201818460U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104295485A (en) * | 2014-09-18 | 2015-01-21 | 杨开平 | Multistage plunger hydraulic sludge pump |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20160531 |