CN104089353A - LNG automobile air conditioner exchanger controllable in water quantity and water temperature - Google Patents
LNG automobile air conditioner exchanger controllable in water quantity and water temperature Download PDFInfo
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- CN104089353A CN104089353A CN201410316790.4A CN201410316790A CN104089353A CN 104089353 A CN104089353 A CN 104089353A CN 201410316790 A CN201410316790 A CN 201410316790A CN 104089353 A CN104089353 A CN 104089353A
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Abstract
The invention provides an LNG automobile air conditioner exchanger controllable in water quantity and water temperature. A plurality of cavities with the two ends being sealed are combined in parallel to form a whole, a pipeline in each cavity extends out of the cavity in a penetrating mode to form a pipe I and a pipe II, the two ends of each cavity are provided with a port I and a port II respectively, and the pipe II and the port I of the cavity I serve as a water outlet and a gas inlet respectively. The connecting mode of the cavity I and the cavity II is that the pipe I of the cavity I is connected with the port I of the cavity II in series, and the port II of the cavity I is connected with the pipe I of the cavity II in series. The pipe II of the cavity III is connected with the pipe I of the cavity II in series, the port I of the cavity III is connected with the port II of the cavity II in series, for the rest cavities, the ports I are connected with the ports II correspondingly, the pipes I are connected with the pipes II correspondingly, the port II at the tail end serves as a water inlet, and the pipe I at the tail end servers as a gas outlet. A branch port I is additionally formed in the end face of the cavity II. LNG enters the exchanger, cold energy recovery can be conducted on the LNG with the low temperature being -150 DEG C, heat exchange is conducted through internal circulating water, the circulating water is circulated through a water pump, and refrigeration is conducted immediately after the circulating water flows through the exchanger.
Description
Technical field
The present invention relates to the cold that LNG liquified natural gas when gasification discharge and recycle, support that air-conditioning reaches refrigeration object, for the interchanger of energy exchange, the controlled LNG air conditioning for automobiles interchanger of a kind of water yield and water temperature specifically.
Background technology
LNG industry is since the eighties in 20th century, and the discovery due to twice oil crisis and Geng Duo natural gas resource, makes people recognize that natural gas is than the more clean more efficient energy of oil.And huge resource consumption and problem of environmental pollution are also paid close attention to by people gradually, so the utilization of natural gas resource is developed rapidly.
In LNG liquefied natural gas automotive air-conditioning system, critical component is the heat exchanger for reclaiming the quantity of cold.At present, when the cold discharging when natural gas gasifies reclaims, heat exchanger can not effectively reclaim cold energy, and energy loss or heat exchanger freezing were lost efficacy, and makes LNG liquefied natural gas air conditioning for automobiles be difficult to realize refrigeration object.
Application number: the 201320594970.X applying date: 2013-09-26, a kind of novel LNG air conditioning for automobiles cold recovery exchanger, in cavity one, be provided with successively three layers of cavity, wherein in the outside of each interior cavity, be provided with helical duct, in two-layer helical duct, coordinate and be provided with LNG tracheae outside, wherein in the cavity of innermost layer, as LNG, evaporate air chamber, and be provided with a porous playpipe; LNG tracheae passes into LNG escape pipe from end cap two, and and the LNG tracheae series winding of inner chamber body helical duct, finally contact to porous playpipe, and pass into LNG air inlet pipe from the end cap one of the other end of innermost layer cavity; Three layers of cavity helical duct in end cap one, two and cavity one and cavity one form an in-line water return pipeline, and wherein the outer outlet pipe that is provided with of end cap one, is provided with water inlet pipe outside end cap two; Formation gas/liquid and refrigerant are divided into three layers and carry out three grades of heat exchange, have solved large temperature difference heat exchange loss problem; It is simple in structure, economical and practical, is the vitals of LNG liquefied natural gas air conditioning for automobiles cold recovery.This Product Assembly link is had relatively high expectations, and needs relatively high technology.Have the right
Application number: 201320014820.7 applyings date: 2013-01-11 the utility model is LNG air conditioning for automobiles cold recovery exchanger, evenly to be provided with a plurality of through holes on the end face of cast aluminium body, middle through hole evaporates air chamber as LNG, in this through hole, one end is provided with air inlet pipe, and air inlet pipe is laid with a plurality of apertures as playpipe in this through hole; The other end of this through hole is drawn heat exchanger tube and is mutually connected and stretch out at outermost layer in other through hole; Heat exchanger tube is U-shaped Ge screw type LNG heat exchanger tube, and its material is made of copper or aluminum.Because heat exchanger tube is in the intrinsic series connection of cast aluminium, LNG is evaporated and pass through cast aluminium bulk absorption cold, play the chemical functional that nature is used LNG, become the chief component of air supply rate, the cooling fluid of usining is carried out reverse flow heat exchange as coolant media and LNG liquefied natural gas, refrigerant is progressively lowered the temperature after for air conditioning for automobiles driver's cabin refrigeration and other refrigerator refrigeration.This structure manufacturing cost is higher, not only will prevent the gas leak phenomenon of cast aluminium body, also prevents the gas leakage problem of end face tube welding, if local so whole scrapping of leaking gas of cast aluminium body, so cost would be higher.
Summary of the invention
The present invention is directed to this situation, developed the controlled LNG air conditioning for automobiles interchanger of a kind of water yield and water temperature, object is that cold when LNG is gasified is recycled, for mating air-conditioning system, to automobile cab cooling, avoid due to the not enough impact of shining of background technology.
Technical scheme of the present invention is for this reason, comprise a plurality of sealed at both ends cavitys, a plurality of cavitys are combined into as a whole side by side, wherein cavity one is outer is surrounded by a plurality of cavitys, in each cavity, be provided with pipeline, pipeline runs through the two ends of extending cavity becomes pipe one, pipe two, and the two ends of cavity are respectively equipped with mouthful one, mouthfuls two, and the pipe two of cavity one and mouthful is respectively delivery port and air inlet; The connected mode of cavity one and cavity two is that the mouth one of the pipe one of cavity one and cavity two is connected, the mouth two of cavity one and the series connection of the pipe of cavity two; The pipe two of cavity three and the series connection of the pipe of cavity two, the mouth one of cavity three and two series connection of the mouth of cavity 2, remaining mouthful one and mouthful two corresponding connections, pipe one is connected with pipe two is corresponding; The mouth two of least significant end cavity is water inlet, Guan Yiwei gas outlet.
Improvement to such scheme is: described pipeline is flat tube or bellows or on straight tube, is added with fin in cavity.
Improvement to such scheme is: described cavity is five, and centre is cavity one, four cavitys two, cavity three, cavity four, the cavity five that lie around.
Improvement to such scheme is: the cross section of cavity one is square, and the cross section of cavity two, cavity three, cavity four, cavity five is rectangle, and it is foursquare overall structure that four rectangular cavitys and a square surround a cross section mutually.
Improvement to such scheme is: the pipeline in described cavity two, cavity three, cavity four, cavity five is many and is arranged in parallel.
Improvement to such scheme is: mouth two sides at cavity of cavity two arrange, and the mouth one of respective chamber three sides, the mouth one of mouth two respective chamber four sides of cavity three sides, the mouth one of mouth two respective chamber five sides of cavity four sides, the mouth two of cavity five passes as water inlet pipe from end face, and the pipe of cavity five picks out gas port again and again.
Improvement to such scheme is: the end face at cavity two is separately provided with a minute mouth one.
Beneficial effect:
The LNG air conditioning for automobiles interchanger that a kind of water yield provided by the invention and water temperature are controlled, this interchanger is convenient to be arranged on motor vehicle, mates use with air-conditioning system.LNG liquified natural gas enters after interchanger, and interchanger can carry out cold recovery to the LNG liquified natural gas of low temperature-150 ℃, by inner loop water, carries out heat exchange, and recirculated water circulates through water pump, refrigeration immediately after the interchanger of flowing through; This interchanger can expand to more application, as being equipped with or using LNG liquified natural gas as all kinds of automobiles of fuel, boats and ships etc., all kinds of occasions that also can be used as auxiliary cooling or heat.
In use, mouth one air inlet from cavity one, pipe two water outlets of cavity one, make cavity one gassy form extremely cold chamber, pipe one air inlet of cavity two, mouth one water outlet of cavity two connects successively again, the mouth two of cavity five passes into water, pipe one and gives vent to anger from end face, and it is reverse making air inlet and water outlet, contributes to cooling, cooling water is anti-icing fluid simultaneously, can minimumly at-40 ℃, also can not freeze.
Pipeline is flat tube or bellows or on straight tube, is added with fin, contributes to increase the contact area between cooling water or gas in cavity.
Five cavitys around with the parallel volume and easy for installation that helps combination that is designed with.The combination of a plurality of cavitys simultaneously has also facilitated dismounting and has safeguarded, when one of them damages, can only change, and need not wholely destroy, and has greatly saved cost.
The cross section of cavity one is square, and the cross section of cavity two, cavity three, cavity four, cavity five is rectangle, and it is foursquare overall structure that four rectangular cavitys and a square surround a cross section mutually, contributes to the volume and easy for installation of combination.
Pipeline in described cavity two, cavity three, cavity four, cavity five is many and is arranged in parallel, and is in order to guarantee many increases of tracheae and the contact area of cooling water.
The mouth two side settings at cavity of cavity two, and the mouth one of respective chamber three, the mouth one of mouth two respective chamber four of cavity three, the mouth one of mouth two respective chamber five of cavity four, the mouth two of cavity five passes from end face.To be compactness in order installing and the convenience of connection, can additionally not increase outer connection, utilize the structure of self to realize, simple and convenient.
The end face of cavity two is separately provided with a minute mouth one.In order to reduce the cycling distance of cooling water, be conducive to control the water yield and water temperature, because engine during idling with full duty during the LNG gas flow that needs different, also can cause the difference of water temperature, so the cycling distance of shortening cooling water is conducive to control the water yield and water temperature simultaneously.
Accompanying drawing explanation
Fig. 1 is expansion schematic diagram of the present invention.
Fig. 2 is that the axle of cavity one measures intention.
Fig. 3-1st, mouth one, mouthful two schematic diagrames at end face opening in the axonometric drawing of cavity two, three, four, five.
Fig. 3-2nd, mouth one, mouthful two schematic diagrames at lateral opening in the axonometric drawing of cavity two, three, four, five.
Fig. 4 is front section view of the present invention.
In figure, 1 is to manage two, 2nd, manages one, 3rd, mouth one, 4th, mouth two, 5th, minute mouth one, 6th, cavity one, 7th, cavity the two, the 8th, cavity the three, the 9th, cavity the four, the 10th, cavity five difference, the 11st, pipeline.
The specific embodiment
The present invention as shown in Figure 1,2,3, 4.
The LNG air conditioning for automobiles interchanger that a kind of water yield and water temperature are controlled, comprise a plurality of sealed at both ends cavitys, a plurality of cavitys are combined into as a whole side by side, wherein cavity 1 is outer is surrounded by a plurality of cavitys, in each cavity, be provided with pipeline 11, pipeline 11 runs through the two ends of extending cavity becomes pipe 1, pipe 21, and the two ends of cavity are respectively equipped with mouthfuls 1, mouthfuls 24, and the pipe 21 of cavity 1 and mouthfuls 1 is respectively delivery port and air inlet; The connected mode of cavity 1 and cavity 27 is that the mouth 1 of the pipe 1 of cavity 1 and cavity 27 is connected, the mouth 24 of cavity 1 and one 1 series connection of the pipe of cavity 27; The pipe 21 of cavity 38 and one 2 series connection of the pipe of cavity 27, the mouth 1 of cavity 38 and 24 series connection of the mouth of cavity 27, remaining mouthful 1 and mouthful 24 corresponding connections, pipe 1 is connected with pipe 21 is corresponding.The mouth 24 of least significant end cavity is water inlet, and pipe 1 is gas outlet.
Pipeline 11 is flat tube or bellows or on straight tube, is added with fin in cavity.
Cavity is five, and centre is cavity 1, four cavitys 27, cavity 38, cavity 49, the cavity 5 10 that lie around.
The cross section of cavity 1 is square, and the cross section of cavity 27, cavity 38, cavity 49, cavity 5 10 is rectangle, and four rectangular cavitys and a square surround a foursquare overall structure mutually.
The pipeline of cavity 27, cavity 38, cavity 49, cavity 5 10 is many and is arranged in parallel.
Mouth 24 sides at cavity of cavity 27 arrange, and the mouth 1 of respective chamber three sides, the mouth 1 of mouth 24 respective chamber 49 sides of cavity 38 sides, the mouth 1 of mouth 24 respective chamber 5 10 sides of cavity 49 sides, the mouth 24 of cavity 5 10 passes from end face, and the pipe 1 of cavity five picks out gas port again.
End face at cavity 38 is separately provided with a minute mouth 1.
Interchanger shell adopts insulation material to be incubated.
Occupation mode
In use, mouth one 3 air inlets from cavity 1, pipe 21 water outlets of cavity 1, make cavity one 6 gassies form extremely cold chamber, pipe 21 air inlets of cavity 27, mouth one 3 water outlets of cavity 27 connect that to make air inlet and water outlet be reverse more successively, contribute to cooling, cooling water is anti-icing fluid simultaneously, can minimumly at-40 ℃, also can not freeze.
Pipeline 11 is flat tube or bellows or on straight tube, is added with fin, contributes to increase the contact area between cooling water or gas in cavity.
Five cavitys around with the parallel volume and easy for installation that helps combination that is designed with.
The cross section of cavity 1 is square, the cross section of cavity 27, cavity 38, cavity 49, cavity 5 10 is rectangle, four rectangular cavitys and a square surround a foursquare overall structure mutually, the volume and easy for installation that contributes to combination, and around being conducive to being in contact with one another of each cavity, make its refrigeration better.
Pipeline in cavity 27, cavity 38, cavity 49, cavity 5 10 11 is arranged in parallel for many, is in order to guarantee many increases of tracheae and the contact area of cooling water.
The mouth 24 side settings at cavity of cavity 27, and the mouth 1 of respective chamber three, the mouth 1 of mouth 24 respective chamber 49 of cavity 38, the mouth 24 of cavity 5 10 passes into water, pipe 1 and gives vent to anger from end face, compactness in order to install and the convenience of connection, can additionally not increase outer connection, utilize the structure of self to realize, simple and convenient.
The end face of cavity 38 is separately provided with a minute mouth 1.In order to reduce the cycling distance of cooling water, be conducive to control the water yield and water temperature, because engine during idling with full duty during the LNG gas flow that needs different, also can cause the difference of water temperature, so the cycling distance of shortening cooling water is conducive to control the water yield and water temperature simultaneously.When engine, close this mouth one during in full duty, can realize the comprehensive operation of the water yield, also just reached the temperature that heat exchanger moves, thereby realized the controllability of the water yield and water temperature.
interchanger operation principle:
The circulation gas circuit of cavity and the connection in water route, form gas circuit and the separate closed cycle pipeline in water route.
Pipeline 11 is wrapped up by the recirculated water of cavity 27, cavity 38, cavity 49, cavity 5 10, through water pump, constantly circulates; Low temperature LNG liquified natural gas is when four groups of pipelines 11 pass through successively, and the LNG cold in every group of pipeline 11 is filled four recirculated waters in cavity and absorbs, and carries out abundant heat exchange, and recirculated water is cooled immediately and is delivered to the indoor evaporimeter of car steering by water pump.
When the water yield and water temperature need to be controlled, circulating water line switches and uses a minute mouth 1 through peripheral magnetic valve, water inlet switches to a minute chamber water inlet by former full chamber water inlet, former four water cavities that participate in circulation in interchanger become two water cavities and circulate, the former water yield becomes half of total Water, with the minimizing of rate of water added, the water temperature of exchange also changes thereupon, reaches coolant controlled object.
Patent of the present invention has the following advantages:
1. adopt standard sections 100 * 50 square steel and ￠ 14 copper pipes on the market to combine, overall length 600mm, simple in structure, volume is little, lightweight, and cost is low;
2. processing mode is simple, can be directly by welding after size blanking, without high-precision requirement;
3. interface all adopts standard card shell type to connect, and without each adapter of special processing, is convenient to install;
4. adopt the mode of utmost point cold core chamber isolation, guaranteeing in core chamber that cold gathers does not run off;
5. through pressure test and practical application test, interchanger is safe and reliable, and heat exchange efficiency is high;
6. practical function is strong, by simple structure, can realize the water yield and water temperature is controlled;
7. shell adopts insulation material to be incubated processing, prevents scattering and disappearing of cold, also reaches the object of protection simultaneously.
Claims (7)
1. the water yield and the controlled LNG air conditioning for automobiles interchanger of water temperature, comprise a plurality of sealed at both ends cavitys, a plurality of cavitys are combined into as a whole side by side, wherein cavity one is outer is surrounded by a plurality of cavitys, in each cavity, be provided with pipeline, pipeline runs through the two ends of extending cavity becomes pipe one, pipe two, and the two ends of cavity are respectively equipped with mouthful one, mouthfuls two, and the pipe two of cavity one and mouthful is respectively delivery port and air inlet; The connected mode of cavity one and cavity two is that the mouth one of the pipe one of cavity one and cavity two is connected, the mouth two of cavity one and the series connection of the pipe of cavity two; The pipe two of cavity three and the series connection of the pipe of cavity two, the mouth one of cavity three and two series connection of the mouth of cavity 2, remaining mouthful one and mouthful two corresponding connections, pipe one is connected with pipe two is corresponding, and the mouth two of least significant end cavity is water inlet, Guan Yiwei gas outlet.
2. the controlled LNG air conditioning for automobiles interchanger of a kind of water yield according to claim 1 and water temperature, is characterized in that: described pipeline is flat tube or bellows or on straight tube, is added with fin in cavity.
3. the controlled LNG air conditioning for automobiles interchanger of a kind of water yield according to claim 1 and water temperature, is characterized in that: described cavity is five, and centre is cavity one, four cavitys two, cavity three, cavity four, the cavity five that lie around.
4. according to a kind of water yield described in claim 1 or 3 and the controlled LNG air conditioning for automobiles interchanger of water temperature, it is characterized in that: the cross section of cavity one is square, the cross section of cavity two, cavity three, cavity four, cavity five is rectangle, and four rectangular cavitys and a square surround a foursquare overall structure in cross section mutually.
5. according to a kind of water yield described in claim 1 or 2 or 3 and the controlled LNG air conditioning for automobiles interchanger of water temperature, it is characterized in that: the pipeline in described cavity two, cavity three, cavity four, cavity five is many and is arranged in parallel.
6. according to a kind of water yield described in claim 1 or 3 and the controlled LNG air conditioning for automobiles interchanger of water temperature, it is characterized in that: mouth two sides at cavity of cavity two arrange, and the mouth one of respective chamber three sides, the mouth one of mouth two respective chamber four sides of cavity three sides, the mouth one of mouth two respective chamber five sides of cavity four sides, the mouth two of cavity five passes as water inlet pipe from end face, and the pipe of cavity five picks out gas port again and again.
7. the controlled LNG air conditioning for automobiles interchanger of a kind of water yield according to claim 6 and water temperature, is characterized in that: the end face at cavity two is separately provided with a minute mouth one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410316790.4A CN104089353B (en) | 2014-07-06 | 2014-07-06 | LNG automobile air conditioner exchanger controllable in water quantity and water temperature |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410316790.4A CN104089353B (en) | 2014-07-06 | 2014-07-06 | LNG automobile air conditioner exchanger controllable in water quantity and water temperature |
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| CN104089353A true CN104089353A (en) | 2014-10-08 |
| CN104089353B CN104089353B (en) | 2017-02-15 |
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| CN201410316790.4A Expired - Fee Related CN104089353B (en) | 2014-07-06 | 2014-07-06 | LNG automobile air conditioner exchanger controllable in water quantity and water temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567993A (en) * | 2016-10-25 | 2017-04-19 | 珠海格力电器股份有限公司 | Recovery system and recovery method using same |
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| KR20050012852A (en) * | 2005-01-03 | 2005-02-02 | 김기옥 | Land, sea, and air routes-combined/dedicated vehicle having an automatic handle and automatic upper right and left doors, a position movement device of various colors capable of controlling wind, a direction, and speed, and an air route-movement building |
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| CN203203161U (en) * | 2013-01-11 | 2013-09-18 | 湖北惠利百投资有限公司 | Liquefied natural gas (LNG) automotive air conditioning cold energy recycling heat exchanger |
| CN203533754U (en) * | 2013-09-26 | 2014-04-09 | 湖北惠利百投资有限公司 | Cooling capacity recycling heat exchanger of novel LNG automobile air conditioner |
| CN203964229U (en) * | 2014-07-06 | 2014-11-26 | 十堰赤霄汽车零部件科技有限公司 | The LNG air conditioning for automobiles interchanger that a kind of water yield and water temperature are controlled |
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2014
- 2014-07-06 CN CN201410316790.4A patent/CN104089353B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050012852A (en) * | 2005-01-03 | 2005-02-02 | 김기옥 | Land, sea, and air routes-combined/dedicated vehicle having an automatic handle and automatic upper right and left doors, a position movement device of various colors capable of controlling wind, a direction, and speed, and an air route-movement building |
| CN201364041Y (en) * | 2008-12-30 | 2009-12-16 | 王强 | Cooling and warming dual-use heat exchanger device of automotive air conditioner for LNG cold energy recovery |
| JP2011121541A (en) * | 2009-12-14 | 2011-06-23 | Ud Trucks Corp | Liquefied gas fuel vehicle |
| CN203203161U (en) * | 2013-01-11 | 2013-09-18 | 湖北惠利百投资有限公司 | Liquefied natural gas (LNG) automotive air conditioning cold energy recycling heat exchanger |
| CN203533754U (en) * | 2013-09-26 | 2014-04-09 | 湖北惠利百投资有限公司 | Cooling capacity recycling heat exchanger of novel LNG automobile air conditioner |
| CN203964229U (en) * | 2014-07-06 | 2014-11-26 | 十堰赤霄汽车零部件科技有限公司 | The LNG air conditioning for automobiles interchanger that a kind of water yield and water temperature are controlled |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106567993A (en) * | 2016-10-25 | 2017-04-19 | 珠海格力电器股份有限公司 | Recovery system and recovery method using same |
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Inventor after: Lin Changjun Inventor after: Peng Donghong Inventor after: Yang Jian Inventor before: Chen Weihua Inventor before: Lin Changjun Inventor before: Yang Jian Inventor before: Peng Donghong Inventor before: Zheng Shuangxi |
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Effective date of registration: 20161228 Address after: 442000 Shiyan city in Hubei Province Economic and Technological Development Zone whitecaps Auto City C district two building No. 1043 Applicant after: SHIYAN BANGXIN TRADE AND INDUSTRY CO., LTD. Address before: 442000 building, No. 63, Park Road, Hubei, Shiyan, China, 5 Applicant before: SHIYAN CHIXIAO AUTOMOTIVE COMPONENTS CO., LTD. |
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