CN210105974U - Be used for large-scale natural gas engine pressure boost mist cooling system - Google Patents
Be used for large-scale natural gas engine pressure boost mist cooling system Download PDFInfo
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- CN210105974U CN210105974U CN201921061946.3U CN201921061946U CN210105974U CN 210105974 U CN210105974 U CN 210105974U CN 201921061946 U CN201921061946 U CN 201921061946U CN 210105974 U CN210105974 U CN 210105974U
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- temperature
- natural gas
- engine
- water
- intercooler
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 239000003345 natural gas Substances 0.000 title claims abstract description 40
- 238000001816 cooling Methods 0.000 title claims abstract description 32
- 239000003595 mist Substances 0.000 title abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 239000007789 gas Substances 0.000 claims abstract description 57
- 238000002156 mixing Methods 0.000 claims abstract description 17
- 238000005192 partition Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000017525 heat dissipation Effects 0.000 claims description 28
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 238000001192 hot extrusion Methods 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
The utility model discloses a be used for large-scale natural gas engine pressure boost mist cooling system belongs to large-scale natural gas engine cooling arrangement, and the technical problem that solves is how to satisfy large-scale mist's cooling demand, and technical scheme is: the natural gas heat pump engine comprises an air compressor, a natural gas liquid storage tank, a gas mixing channel, an intercooler, a low-temperature radiator, an engine and a high-temperature radiator, wherein the intercooler is arranged in the gas mixing channel, a water channel partition plate is arranged on the intercooler, a high-temperature water inlet and a high-temperature water outlet are formed in one side of the water channel partition plate, a low-temperature water inlet and a low-temperature water outlet are formed in the other end of the water channel partition plate, and the high-temperature water inlet, the high-temperature water outlet, the; the air compressor and the natural gas liquid storage tank are communicated with the air inlet of the gas mixing channel through a gas pipeline, and the mixed gas passing through the intercooler enters the air inlet of the engine from the air outlet of the gas mixing channel through the gas pipeline.
Description
Technical Field
The utility model relates to a large-scale natural gas engine cooling arrangement, specifically speaking are used for large-scale natural gas engine pressure boost mist cooling system.
Background
The large natural gas engine has the advantages that the natural gas has little pollution to the environment, the natural gas engine needs the natural gas and the air to be pressurized and then enters the engine, and the influence of the pressurized high-temperature gas on the engine is mainly two points: firstly, the air volume is large, which is equivalent to that the air sucked by the engine is reduced; secondly, the high-temperature air is particularly unfavorable for the combustion of the engine, the power can be reduced, and the emission can be deteriorated. Under the same combustion conditions, the engine power will drop by about 3% to 5% for every 10 ℃ rise in charge air temperature. This problem is very serious, and the power which is not easy to increase can be offset by the over-high air temperature, in order to solve these problems, the supercharged air needs to be cooled again and sent into the engine, the natural gas engine needs a large gas flow, and the common intercooler cannot meet the requirements. How to meet the cooling requirement of large-scale mixed gas is a technical problem which needs to be solved urgently in the prior art.
Disclosure of Invention
The technical task of the utility model is to provide a be used for large-scale natural gas engine pressure boost mist cooling system, solve the problem of how to satisfy large-scale mist's cooling demand.
The technical task of the utility model is realized according to the following mode, a be used for large-scale natural gas engine pressure boost mist cooling system, including air compressor machine, natural gas liquid storage pot, gas mixing channel, intercooler, low temperature radiator, engine and high temperature radiator, the intercooler sets up in gas mixing channel, is provided with the water channel partition panel on the intercooler, one side of water channel partition panel is provided with high temperature water inlet and high temperature delivery port, the other end of water channel partition panel is provided with low temperature water inlet and low temperature delivery port, high temperature water inlet, high temperature delivery port, low temperature water inlet and low temperature delivery port all set up on the intercooler;
the air compressor and the natural gas liquid storage tank are communicated with the air inlet of the gas mixing channel through a gas pipeline, and the mixed gas passing through the intercooler enters the air inlet of the engine from the air outlet of the gas mixing channel through the gas pipeline;
the water outlet on the engine shell, the water inlet of the high-temperature radiator, the water outlet of the high-temperature radiator, the high-temperature water inlet, the intercooler, the high-temperature water outlet and the water return port of the engine shell are sequentially communicated through water pipelines; the high-temperature radiator is used for adjusting the temperature of the engine and ensuring that the temperature of engine lubricating oil reaches the optimal temperature of lubrication at about 90 degrees;
the water outlet, the low-temperature water inlet, the intercooler, the low-temperature water outlet and the water inlet of the low-temperature radiator are sequentially communicated through water pipelines; the low-temperature radiator is used for meeting the heat dissipation requirement of the high-temperature mixed gas.
Preferably, the intercooler includes the core and is located left hydroecium and the right hydroecium at core both ends, and the core comprises cooling tube and heat dissipation area, and cooling tube and heat dissipation area interval arrangement, and cooling tube intercommunication left hydroecium and right hydroecium, the left hydroecium with the intermediate position of lower hydroecium be provided with a hydroecium partition panel respectively, the both sides of the hydroecium partition panel of left hydroecium are provided with high temperature discharge valve and low temperature discharge valve respectively, high temperature discharge valve is used for the high temperature water to pass through the exhaust of left hydroecium in-process, the low temperature discharge valve is used for the low temperature water to pass through.
Preferably, the lower side of the core is provided with a condensate collecting tank for collecting condensate on the surface of the intercooler.
Preferably, the heat dissipation belt adopts a rectangular dislocation type heat dissipation belt, so that the gas is disturbed, and the heat absorption capacity is increased.
Preferably, the radiating pipe adopts multichannel sawtooth mouth organ pipe, can increase the heat absorption area of cooling water.
Preferably, the radiating pipe is formed by one-time extrusion through a hot extrusion forming process.
Preferably, the left water chamber and the right water chamber are formed by one-step forming through an all-aluminum casting and injection molding process.
More preferably, the outer side of the core is provided with an aluminum plate, and the aluminum plate is used for sealing the core.
The utility model discloses a be used for large-scale natural gas engine pressure boost mist cooling system has following advantage:
the high-temperature channel of the utility model absorbs heat through the engine, enters the high-temperature radiator, then enters the intercooler and then returns to the engine; the low-temperature radiator adopts an independent low-temperature channel to finish heat dissipation, the utility model is mainly suitable for an air inlet system of a large natural gas engine, and the pressurized high-pressure high-temperature natural gas and air mixed gas are cooled;
the heat dissipation belt adopts a rectangular dislocation type, so that gas is disturbed, the heat absorption capacity is increased, and the volume of a gas channel can be ensured;
the cooling pipe adopts a multi-channel sawtooth harmonica pipe, so that the heat absorption area of cooling water can be increased, the efficiency of an intercooler is improved, gas can be generated at a high temperature of a cooling water channel to influence heat dissipation, an exhaust hole is added, water can be generated after the gas in a natural gas mixed gas channel is cooled, and a condensate water collecting tank is added;
the utility model can meet the heat dispersion of the intercooler with the minimum volume, and reduce the whole space of the engine;
compressing natural gas and air by an air compressor to increase the density and raise the temperature, allowing the compressed natural gas and air to enter a mixed gas channel, absorbing heat of high-temperature mixed gas by a heat dissipation belt and a heat dissipation pipe, transferring the heat to water in a high-temperature cooling heat dissipation pipe to remove heat, and allowing the water to enter an intercooler for cooling to finish the whole cooling process; wherein, the high-temperature cooling water is also used for cooling a lubricating oil, the lubricating oil needs a temperature of about 90 ℃, and the lubricating effect is good; according to the test of a laboratory, the pipe structure obtains heat dissipation coefficient, inside pressure drop and water resistance, the water air cooler with the structure can be matched with large engines of other models, and the structure is more efficient than the previous structure.
The utility model has the characteristics of reasonable in design, simple structure, easily processing, small, convenient to use, a thing is multi-purpose etc, therefore, has fine popularization and use value.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a supercharged mixed gas cooling system for a large natural gas engine;
FIG. 2 is a schematic structural diagram of the intercooler shown in FIG. 1;
FIG. 3 is a schematic structural view of the core of FIG. 2 after being wrapped with an aluminum plate and sealed;
FIG. 4 is a schematic diagram of a heat pipe;
fig. 5 is a schematic structural view of a heat dissipation tape.
In the figure: 1. the air compressor machine, 2, the natural gas liquid storage pot, 3, the gas mixing passageway, 4, the intercooler, 5, the low temperature radiator, 6, the engine, 7, the high temperature radiator, 8, the water passage partition panel, 9, the high temperature water inlet, 10, the high temperature delivery port, 11, the low temperature water inlet, 12, the low temperature delivery port, 13, the core, 14, left hydroecium, 15, right hydroecium, 16, the cooling tube, 17, the heat dissipation area, 18, the hydroecium partition panel, 19, high temperature discharge valve, 20, low temperature discharge valve, 21, the comdenstion water collecting vat, 22, the water pipeling, 23, gas pipeline, 24, aluminum plate.
In fig. 1, arrows indicate the direction of flow of the mixed gas or water.
Detailed Description
The present invention will be described in detail with reference to the drawings and specific embodiments for a supercharged mixed gas cooling system for large natural gas engines.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and for simplification of description. And are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in the attached drawing 1, the utility model discloses a be used for large-scale natural gas engine pressure boost mist cooling system, its structure includes air compressor machine 1, natural gas liquid storage pot 2, gas mixing channel 3, intercooler 4, low temperature radiator 5, engine 6 and high temperature radiator 7, intercooler 4 is installed in gas mixing channel 3, install water channel partition panel 8 on intercooler 4, one side of water channel partition panel 8 is equipped with high temperature water inlet 9 and high temperature water outlet 10, low temperature water inlet 11 and low temperature water outlet 12 are installed to the other end of water channel partition panel 8, high temperature water inlet 9, high temperature water outlet 10, low temperature water inlet 11 and low temperature water outlet 12 all are located intercooler 4; the air compressor 1 and the natural gas liquid storage tank 2 are communicated with an air inlet of the gas mixing channel 3 through a gas pipeline 23, mixed gas passing through the intercooler 4 enters an air inlet of the engine 6 from an air outlet of the gas mixing channel 3 through the gas pipeline 23, and a water outlet on a shell of the engine 6, a water inlet of the high-temperature radiator 7, a water outlet of the high-temperature radiator 7, a high-temperature water inlet 9, the intercooler 4, a high-temperature water outlet 10 and a water return port of the shell of the engine 6 are sequentially communicated through a water pipeline; the high-temperature radiator 7 is used for adjusting the temperature of the engine 6 and ensuring that the temperature of lubricating oil of the engine 6 reaches the optimal temperature of lubrication at about 90 degrees; the water outlet of the low-temperature radiator 5, the low-temperature water inlet 11, the intercooler 4, the low-temperature water outlet 12 and the water inlet of the low-temperature radiator 5 are sequentially communicated through a water pipeline 22; the low-temperature radiator 5 is used for meeting the heat dissipation requirement of the high-temperature mixed gas.
As shown in fig. 2, the intercooler 4 includes a core 13, and a left water chamber 14 and a right water chamber 15 located at two ends of the core 13, the core 13 is composed of a heat dissipation pipe 16 and a heat dissipation belt 17, the heat dissipation pipe 16 and the heat dissipation belt 17 are arranged at an interval, the heat dissipation pipe 16 communicates the left water chamber 14 and the right water chamber 15, a water chamber partition plate 18 is respectively installed at the middle positions of the left water chamber 14 and the lower water chamber 15, a high temperature exhaust valve 19 and a low temperature exhaust valve 20 are respectively installed at two sides of the water chamber partition plate 18 of the left water chamber 14, the high temperature exhaust valve 19 is used for exhausting high temperature water in the process of passing through the left water chamber 14, and the low temperature. A condensate collection groove 21 is mounted on the lower side of the core body 13, and the condensate collection groove 21 is used for collecting condensate on the surface of the intercooler 4. As shown in fig. 5, the heat dissipation band 17 is a rectangular offset heat dissipation band 17, which is used to disturb the flow of the gas and increase the heat absorption capacity. As shown in fig. 4, the heat dissipating pipe 16 is a multi-channel zigzag harmonica pipe, which can increase the heat absorbing area of the cooling water. The heat dissipation pipe 16 is a heat dissipation pipe formed by one-time extrusion molding through a hot extrusion molding process. The left water chamber 14 and the right water chamber 15 are formed by the left water chamber 14 and the right water chamber 15 through the all-aluminum casting and injection molding process in one step. As shown in fig. 3, the core 13 is wrapped with an aluminum sheet 24, and the aluminum sheet 24 is used to seal the core 13.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. A supercharged mixed gas cooling system for a large natural gas engine is characterized by comprising an air compressor, a natural gas liquid storage tank, a gas mixing channel, an intercooler, a low-temperature radiator, an engine and a high-temperature radiator, wherein the intercooler is arranged in the gas mixing channel;
the air compressor and the natural gas liquid storage tank are communicated with the air inlet of the gas mixing channel through a gas pipeline, and the mixed gas passing through the intercooler enters the air inlet of the engine from the air outlet of the gas mixing channel through the gas pipeline;
the water outlet on the engine shell, the water inlet of the high-temperature radiator, the water outlet of the high-temperature radiator, the high-temperature water inlet, the intercooler, the high-temperature water outlet and the water return port of the engine shell are sequentially communicated through water pipelines; the high-temperature radiator is used for adjusting the temperature of the engine and ensuring that the temperature of engine lubricating oil reaches the optimal temperature of lubrication at about 90 degrees;
the water outlet, the low-temperature water inlet, the intercooler, the low-temperature water outlet and the water inlet of the low-temperature radiator are sequentially communicated through water pipelines; the low-temperature radiator is used for meeting the heat dissipation requirement of the high-temperature mixed gas.
2. The supercharged mixed gas cooling system for the large-scale natural gas engine according to claim 1, wherein the intercooler comprises a core body, and a left water chamber and a right water chamber which are arranged at two ends of the core body, the core body is composed of a radiating pipe and a radiating belt, the radiating pipe and the radiating belt are arranged at intervals, the radiating pipe is communicated with the left water chamber and the right water chamber, a water chamber partition plate is respectively arranged at the middle positions of the left water chamber and the lower water chamber, a high-temperature exhaust valve and a low-temperature exhaust valve are respectively arranged at two sides of the water chamber partition plate of the left water chamber, the high-temperature exhaust valve is used for exhausting high-temperature water in the process of passing through the left water chamber, and the.
3. The supercharged mixed gas cooling system for a large-scale natural gas engine according to claim 2, wherein the underside of the core is provided with a condensate collecting groove for collecting condensate on the surface of an intercooler.
4. The supercharged mixed gas cooling system for large-scale natural gas engines according to claim 2 or 3, characterized in that the heat dissipation belt is a rectangular offset heat dissipation belt.
5. The supercharged mixed gas cooling system for large-scale natural gas engines of claim 4, wherein said heat dissipation pipe is a multichannel zigzag harmonica pipe.
6. The supercharged mixed gas cooling system for large-scale natural gas engines of claim 5, wherein said heat pipe is a one-time extruded heat pipe made by a hot extrusion process.
7. The supercharged mixed gas cooling system for the large-scale natural gas engine according to claim 6, wherein the left water chamber and the right water chamber are formed in one step by an all-aluminum casting and injection molding process.
8. The supercharged mixed gas cooling system for large-scale natural gas engines of claim 7, wherein the outside of the core is provided with aluminum plates for sealing the core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061946.3U CN210105974U (en) | 2019-07-08 | 2019-07-08 | Be used for large-scale natural gas engine pressure boost mist cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061946.3U CN210105974U (en) | 2019-07-08 | 2019-07-08 | Be used for large-scale natural gas engine pressure boost mist cooling system |
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| Publication Number | Publication Date |
|---|---|
| CN210105974U true CN210105974U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921061946.3U Active CN210105974U (en) | 2019-07-08 | 2019-07-08 | Be used for large-scale natural gas engine pressure boost mist cooling system |
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| CN (1) | CN210105974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114624020A (en) * | 2021-11-17 | 2022-06-14 | 浙江航驱汽车科技有限公司 | Steering gear running state cooling system device |
-
2019
- 2019-07-08 CN CN201921061946.3U patent/CN210105974U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114624020A (en) * | 2021-11-17 | 2022-06-14 | 浙江航驱汽车科技有限公司 | Steering gear running state cooling system device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210108 Address after: 271400 Office of Haili auto parts science and Technology Park, middle section of Panlongshan Avenue, Ningyang Economic Development Zone, Zibo City, Shandong Province Patentee after: Shandong Haili Tongchuang Cooling Technology Development Co.,Ltd. Address before: Ciyao Economic Development Zone, Ningyang County, Tai'an City, Shandong Province Patentee before: SHANDONG TONGCHUANG AUTO COOLING SYSTEM Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 271400 office building of Haili auto parts science and Technology Park, middle section of Panlongshan Avenue, Ningyang Economic Development Zone, Tai'an City, Shandong Province Patentee after: Shandong Haili Tongchuang Cooling Technology Development Co.,Ltd. Address before: 271400 Office of Haili auto parts science and Technology Park, middle section of Panlongshan Avenue, Ningyang Economic Development Zone, Zibo City, Shandong Province Patentee before: Shandong Haili Tongchuang Cooling Technology Development Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 271400 office building of Haili auto parts science and Technology Park, middle section of Panlongshan Avenue, Ningyang Economic Development Zone, Tai'an City, Shandong Province Patentee after: Shandong Xingneng Thermal Energy Technology Co.,Ltd. Country or region after: China Address before: 271400 office building of Haili auto parts science and Technology Park, middle section of Panlongshan Avenue, Ningyang Economic Development Zone, Tai'an City, Shandong Province Patentee before: Shandong Haili Tongchuang Cooling Technology Development Co.,Ltd. Country or region before: China |