CN112746893B - Burette type pipeline intercooler and cooling system thereof - Google Patents
Burette type pipeline intercooler and cooling system thereof Download PDFInfo
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- CN112746893B CN112746893B CN202110003326.XA CN202110003326A CN112746893B CN 112746893 B CN112746893 B CN 112746893B CN 202110003326 A CN202110003326 A CN 202110003326A CN 112746893 B CN112746893 B CN 112746893B
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- intercooler
- condensation
- heat exchange
- shell
- dropper
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
- F02B29/0462—Liquid cooled heat exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/0406—Layout of the intake air cooling or coolant circuit
- F02B29/0425—Air cooled heat exchangers
- F02B29/0431—Details or means to guide the ambient air to the heat exchanger, e.g. having a fan, flaps, a bypass or a special location in the engine compartment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/0493—Controlling the air charge temperature
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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
Abstract
The invention discloses a burette type pipeline intercooler and a cooling system thereof, wherein the burette type pipeline intercooler comprises an intercooler shell, heat exchange burettes, a condensation shell, a heat dissipation belt and a temperature sensor, a hot air passage is formed inside the intercooler shell and used for flowing high-temperature gas, the temperature sensor is arranged at the air inlet end in the hot air passage, a condensation flow passage is formed inside the condensation shell and used for flowing cooling air, the condensation shell is positioned above the intercooler shell to form a heat dissipation gap, a plurality of heat exchange burettes are arranged between the intercooler shell and the condensation shell at intervals, the upper ends of the heat exchange burettes are communicated with the bottom surface of the condensation flow passage, the lower ends of the heat exchange burettes penetrate through the intercooler shell to enter the hot air passage through the heat dissipation gap, and refrigerant liquid is filled inside the heat exchange burettes. According to the invention, the heat exchange dropper is additionally arranged in the intercooler shell, and the high-temperature air intake of the engine enters the intercooler shell and then contacts the heat exchange dropper to form turbulent flow, so that the heat exchange with the refrigerant liquid in the heat exchange dropper can be rapidly carried out.
Description
Technical Field
The invention relates to a heat exchanger in a vehicle, in particular to a dropper type pipeline intercooler with a phase change heat dissipation function and a cooling system thereof.
Background
With the increasing power of automobile engines, the cooling requirement of the engines on the intake air after the engines are supercharged is increased. Meanwhile, due to the requirements of vehicle arrangement space and light weight, the traditional intercooler cannot meet the requirement of intercooling and heat dissipation independently.
Chinese utility model with application number CN201920024894.6 discloses an intercooler and vehicle, intercooler are used for cooling high temperature gas mixture, wherein, the intercooler has the intercooler casing department is constructed with coolant liquid import, coolant liquid export, air inlet and gas outlet, the coolant liquid with high temperature gas mixture takes place the heat transfer in the intercooler casing. The intercooler in this patent is if will improve heat transfer effect then need increase intercooler casing inner space, is not conform to the requirement that the interior part of car is compact to be arranged, and the absorptive heat of coolant liquid is effectively utilized not moreover.
Therefore, a dropper type pipeline intercooler and a cooling system thereof with simple structure and convenient operation are needed to be developed for assisting in intercooling heat dissipation and further improving the intercooling heat dissipation capacity.
Disclosure of Invention
The invention aims to solve the defects of the background technology and provide a dropper type pipeline intercooler and a cooling system thereof, which have simple and compact structure and are convenient to operate.
The technical scheme of the invention is as follows: the utility model provides a burette formula pipeline intercooler, its characterized in that, includes intercooler casing, heat transfer burette, condensation casing, heat dissipation area, temperature sensor, the inside hot air flue that forms of intercooler casing is used for high-temperature gas to flow, temperature sensor sets up the inlet end in hot air flue, the inside condensation runner that forms of condensation casing is used for cooling air to flow, the condensation casing is located intercooler casing top and forms the heat dissipation clearance, and is a plurality of heat transfer burette interval sets up between intercooler casing, condensation casing, heat transfer burette upper end and condensation runner bottom surface intercommunication, lower extreme pass in intercooler casing entering hot air flue through the heat dissipation clearance, the inside refrigerant liquid that is equipped with of heat transfer burette, the heat dissipation area sets up and contacts with intercooler casing, condensation casing and each heat transfer burette in the heat dissipation clearance.
Preferably, the heat exchange burette includes the upper tube portion that the pipe diameter is homogeneous and the lower tube portion that the internal diameter evenly enlarges downwards, upper tube portion and condensation casing intercommunication, lower tube portion are located the hot fluid air flue.
Furthermore, the refrigerant liquid is located in the lower pipe portion.
Preferably, the intercooler casing includes the intercooler roof and the intercooler bottom plate that set up from top to bottom to and connect the intercooler curb plate that forms hot fluid air flue jointly in intercooler roof and intercooler bottom plate both sides.
Furthermore, the condensation shell comprises a condensation top plate and a condensation bottom plate which are arranged up and down, and condensation side plates which are connected with two sides of the condensation top plate and the condensation bottom plate to form a condensation flow channel together; intercooler roof, intercooler bottom plate, condensation roof, condensation bottom plate parallel arrangement each other and length direction are unanimous.
Furthermore, a plurality of heat exchange burettes are arranged in rows at intervals along the width direction of the intercooler top plate, and a plurality of rows of heat exchange burettes are arranged at intervals along the length direction of the intercooler top plate.
Furthermore, the heat dissipation belt comprises a plurality of U-shaped unit bodies connected end to end, the U-shaped unit bodies extend along the width direction of the intercooler top plate, each heat dissipation belt is located between two adjacent rows of heat dissipation burettes and is arranged close to the heat dissipation burettes, the top of each heat dissipation belt is in contact with the condensation bottom plate, and the bottom of each heat dissipation belt is in contact with the intercooler top plate.
Preferably, the top surface of the intercooler shell is provided with an opening for a heat exchange dropper to pass through, the opening is hermetically connected with the heat exchange dropper, and a gap is formed between the lower end of the heat exchange dropper and the bottom surface of the heat flow air passage.
The invention also provides a cooling system which is characterized by comprising any one of the dropper type pipeline intercooler, a cooling fan and a fan heater, wherein the cooling fan is arranged outside the intercooler shell to enable the wind direction to be opposite to the heat dissipation belt, the air outlet end of the condensation flow channel is provided with a circulating pipeline which supplies heat to the fan heater from cooling air absorbing heat of refrigerant liquid and then returns to the air inlet end of the condensation flow channel, and the circulating pipeline is provided with a circulating air pump.
Preferably, the system also comprises a fan relay for controlling the cooling fan, the signal output end of the temperature sensor of the dropper type pipeline intercooler is communicated with the signal input end of an Electronic Control Unit (ECU), and the output end of the ECU is communicated with the signal input end of the fan relay.
The invention has the beneficial effects that:
1. a heat exchange dropper is additionally arranged in the intercooler shell, and high-temperature air entering the intercooler shell of the engine contacts with the heat exchange dropper to form turbulent flow, so that heat exchange with refrigerant liquid in the heat exchange dropper can be rapidly carried out.
2. The heat exchange burette enlarges the heat exchange area by the downward outer diameter, the lower end outer diameter is larger to be beneficial to the refrigerant liquid to be thermally expanded, and the upper end outer diameter is contracted to be beneficial to the steam condensation formed by the refrigerant liquid. After the refrigerant liquid is heated and gasified, most of steam exchanges heat with an external heat dissipation belt through an upper pipe part and a condensation flow channel of the heat exchange burette, flows back to the lower part of the heat exchange burette after condensation, cools high-temperature inlet air again, circulates by the way, and continuously and efficiently absorbs high-temperature inlet air heat through liquid-gas phase change.
3. The heat dissipation area contacts with heat transfer burette upper portion, condensation casing, has increased the heat radiating area of heat transfer burette upper portion and condensation runner, is favorable to promoting the heat exchange with external cooling medium after the refrigerant liquid gasification.
4. The temperature sensor can sense the air inlet temperature in the heat flow air passage, and the cooling fan is started as required, so that automatic control is realized. And the condensing flow channel is connected to the warm air blower, and the cooling air absorbing the heat of the refrigerant liquid supplies heat to the warm air blower as warm air auxiliary heat. And a small part of steam formed by the refrigerant liquid is cooled after supplying heat to the fan heater along with cooling air, returns to the condensation flow channel to continue cooling the refrigerant liquid, and returns to the heat exchange burette after being cooled to form a cooling cycle.
5. The structure is simple, the operation is convenient, and the device can be used for assisting intercooling heat dissipation in a limited arrangement space, so that the intercooling heat dissipation capacity is further improved.
Drawings
FIG. 1 is a schematic view of a dropper type pipeline intercooler
FIG. 2 is a sectional view of a dropper type pipeline intercooler of the present invention along the length direction of the intercooler casing
FIG. 3 is a schematic view of the structure of the cooling system of the present invention
FIG. 4 is a schematic view of the usage state of FIG. 2
FIG. 5 is a schematic view of cooling system control
Wherein: 1-intercooler casing 2-heat exchange dropper 3-condensation casing 4-heat dissipation band 5-heat flow air flue 6-condensation flow channel 7-heat dissipation gap 8-refrigerant liquid 9-temperature sensor 10-dropper type pipeline intercooler 11-intercooler top plate 12-intercooler bottom plate 13-intercooler side plate 14-opening hole 15-cooling fan 16-warm air blower 17-circulating pipeline 18-circulating air pump 19-fan relay 31-condensation top plate 32-condensation bottom plate 33-condensation side plate 41-U type unit body.
Detailed Description
The following specific examples further illustrate the invention in detail.
As shown in fig. 1-2, the dropper type pipeline intercooler 10 provided by the present invention comprises an intercooler housing 1, a heat exchange dropper 2, a condensation housing 3, and a heat dissipation band 4, temperature sensor 9, intercooler casing 1 is inside to form hot gas flow way 5 and is used for high-temperature gas to flow, temperature sensor 9 sets up the inlet end in hot gas flow way 5, the inside condensation runner 6 that forms of condensation casing 3 is used for cooling air to flow, condensation casing 3 is located 1 top formation heat dissipation clearance 7 of intercooler casing, 2 intervals of a plurality of heat transfer burettes set up in intercooler casing 1, between condensation casing 3, 2 upper ends and the 6 bottom surfaces intercommunication of condensation runner of heat transfer burette, the lower extreme passes intercooler casing 1 through heat dissipation clearance 7 and gets into in hot gas flow way 5, 2 inside refrigerant liquid 8 that are equipped with of heat transfer burette, heat dissipation area 4 sets up in heat dissipation clearance 7 with intercooler casing 1, condensation casing 3 and each heat transfer burette 2 contact.
The heat exchange dropper 2 comprises an upper pipe part 21 with uniform pipe diameter and a lower pipe part 22 with downward inner diameter uniformly expanded, wherein the upper pipe part 21 is communicated with the condensation shell 3, and the lower pipe part is positioned in the heat flow air passage 5. The refrigerant liquid 8 is located in the lower pipe portion 22, and the refrigerant liquid 8 is water in this embodiment.
The intercooler casing 1 includes an intercooler top plate 11 and an intercooler bottom plate 12 which are arranged up and down, and intercooler side plates 13 which are connected on two sides of the intercooler top plate 11 and the intercooler bottom plate 12 to form the heat flow air passage 5 together. The top surface (namely intercooler roof 11) of intercooler casing 1 is equipped with trompil 14 and supplies heat transfer burette 2 to pass, and trompil 14 and heat transfer burette 2 are sealing connection, have the clearance between heat transfer burette 2 lower extreme and the 5 bottom surfaces of hot flow air flue.
The condensation shell 3 comprises a condensation top plate 31 and a condensation bottom plate 32 which are arranged up and down, and condensation side plates 33 which are connected at two sides of the condensation top plate 31 and the condensation bottom plate 32 and form a condensation flow channel 6 together; the intercooler top plate 11, the intercooler bottom plate 12, the condensation top plate 31 and the condensation bottom plate 32 are arranged in parallel, and the length directions of the intercooler top plate, the intercooler bottom plate and the condensation bottom plate are consistent. In this embodiment, the arrow directions in fig. 1 are the width directions of the intercooler top plate 11, the intercooler bottom plate 12, the condensation top plate 31, and the condensation bottom plate 32, the high-temperature gas in the hot-fluid gas passage 5 flows along the length direction of the intercooler top plate 11, and the flow directions of the cooling air and the high-temperature gas in the condensation flow channel 6 are opposite.
In this embodiment, 2 heat exchange burettes 2 set up the line along 11 width direction intervals of intercooler roof, and 6 line heat exchange burettes 2 set up along 11 length direction intervals of intercooler roof.
The heat dissipation belt 4 comprises a plurality of U-shaped unit bodies 41 connected end to end, the U-shaped unit bodies 41 extend along the width direction of the intercooler top plate 11, each heat dissipation belt 4 is located between two adjacent rows of heat exchange burettes 2 and tightly attached to the heat exchange burettes 2, and the top of each heat dissipation belt 4 is in contact with the condensation bottom plate 32 and the bottom of the heat dissipation belt is in contact with the intercooler top plate 11.
As shown in fig. 3, the cooling system provided in this embodiment includes a dropper type pipeline intercooler 10, a cooling fan 15, an air heater 16, and a fan relay 19 for controlling the cooling fan 15, wherein the cooling fan 15 is disposed outside the intercooler housing 1 to enable a wind direction (arrow direction in fig. 1) to face the heat dissipation belt 4, a circulation pipe 17 is disposed at an air outlet end of the condensation flow channel 6 to supply heat to the air heater 16 from cooling air having absorbed heat of the refrigerant liquid 8, and then the cooling air returns to an air inlet end of the condensation flow channel 6, and a circulation air pump 18 is disposed on the circulation pipe 17. The signal output end of a temperature sensor 9 of a dropper type pipeline intercooler 10 is communicated with the signal input end of an electronic control unit ECU, and the signal input end of a fan relay 19 is communicated with the output end of the electronic control unit ECU.
The working principle of the invention is as follows.
As shown in fig. 4, high-temperature intake air of the engine enters the hot-fluid air passage 5, and the high-temperature intake air is blocked by the heat exchange dropper 2 to form turbulent flow, so that heat exchange is performed between the high-temperature intake air and the refrigerant liquid 8 in the heat exchange dropper 2. Cooling air flows in the condensation flow passage 6, after the refrigerant liquid 8 is heated and gasified, most of steam exchanges heat with the external heat dissipation belt 4 through the upper pipe part 21 of the heat exchange dropper and the condensation flow passage 6, and flows back to the lower part of the heat exchange dropper 2 after being condensed, so that high-temperature inlet air is cooled again. A small part of steam formed by the refrigerant liquid 8 is supplied to the fan heater along with cooling air through the circulating pipeline 17, and then returns to the condensation flow channel 6 after being cooled, and the steam returns to the heat exchange dropper after being cooled to form cooling circulation.
As shown in fig. 5, the control strategy is: the temperature sensor 9 senses the temperature of the airflow in the hot airflow passage 5, transmits a temperature signal to the ECU, and controls the on-off of the fan relay 19 according to a preset control strategy through the ECU so as to control the on-off of the cooling fan 15. The cooling fan 15 is activated at higher thermal loads and the cooling fan 15 is deactivated at lower loads.
Claims (6)
1. A dropper type pipeline intercooler is characterized by comprising an intercooler shell (1), a heat exchange dropper (2), a condensation shell (3), a heat dissipation belt (4) and a temperature sensor (9), wherein a heat flow air passage (5) is formed inside the intercooler shell (1) and is used for flowing high-temperature gas, the temperature sensor (9) is arranged at the air inlet end in the heat flow air passage (5), a condensation flow passage (6) is formed inside the condensation shell (3) and is used for flowing cooling air, the condensation shell (3) is positioned above the intercooler shell (1) to form a heat dissipation gap (7), a plurality of heat exchange droppers (2) are arranged between the intercooler shell (1) and the condensation shell (3) at intervals, the upper end of each heat exchange dropper (2) is communicated with the bottom surface of the condensation flow passage (6), and the lower end of each heat exchange dropper (2) passes through the intercooler shell (1) through the heat dissipation gap (7) and enters the heat flow air passage (5), the heat exchange dropper (2) is internally provided with refrigerant liquid (8), and the heat dissipation belt (4) is arranged in the heat dissipation gap (7) and is in contact with the intercooler shell (1), the condensation shell (3) and each heat exchange dropper (2);
the intercooler shell (1) comprises an intercooler top plate (11) and an intercooler bottom plate (12) which are arranged up and down, and intercooler side plates (13) which are connected on two sides of the intercooler top plate (11) and the intercooler bottom plate (12) to form a heat flow air passage (5) together;
the condensation shell (3) comprises a condensation top plate (31) and a condensation bottom plate (32) which are arranged up and down, and condensation side plates (33) which are connected with the two sides of the condensation top plate (31) and the condensation bottom plate (32) to form a condensation flow channel (6) together; the intercooler top plate (11), the intercooler bottom plate (12), the condensation top plate (31) and the condensation bottom plate (32) are arranged in parallel and have the same length direction;
the heat exchange burettes (2) are arranged in a row at intervals along the width direction of the intercooler top plate (11), and the heat exchange burettes (2) in multiple rows are arranged at intervals along the length direction of the intercooler top plate (11);
the heat dissipation belt (4) comprises a plurality of U-shaped unit bodies (41) connected end to end, the U-shaped unit bodies (41) extend in the width direction of the intercooler top plate (11), the heat dissipation belt (4) is located between two adjacent rows of heat exchange burettes (2) and tightly attached to the heat exchange burettes (2), and the top of the heat dissipation belt (4) is in contact with the condensation bottom plate (32) and the bottom of the heat dissipation belt is in contact with the intercooler top plate (11).
2. The dropper type line intercooler of claim 1, wherein the heat exchange dropper (2) includes an upper tube portion (21) having a uniform diameter and a lower tube portion (22) having a downward inner diameter uniformly enlarged, the upper tube portion (21) being communicated with the condenser case (3), and the lower tube portion being located in the hot air flow passage (5).
3. Dropper line intercooler according to claim 2, wherein the coolant liquid (8) is located in the lower tube part (22).
4. The dropper type pipeline intercooler of claim 1, wherein an opening (14) is formed in the top surface of the intercooler housing (1) for a heat exchange dropper (2) to pass through, the opening (14) is hermetically connected with the heat exchange dropper (2), and a gap is formed between the lower end of the heat exchange dropper (2) and the bottom surface of the heat flow air passage (5).
5. A cooling system, comprising a dropper pipe intercooler (10) as claimed in any one of claims 1 to 4, a cooling fan (15) and a fan heater (16), wherein the cooling fan (15) is disposed outside the intercooler housing (1) such that the direction of the air is opposite to the heat dissipation band (4), a circulation pipe (17) is disposed at the air outlet end of the condensation flow channel (6) for supplying heat to the fan heater (16) from the cooling air which has absorbed the heat of the refrigerant liquid (8) and then returning the cooling air to the air inlet end of the condensation flow channel (6), and a circulation air pump (18) is disposed on the circulation pipe (17).
6. The cooling system according to claim 5, further comprising a fan relay (19) controlling the cooling fan (15), the signal output of the temperature sensor (9) of the trickle line intercooler (10) being in communication with an electronic control unit ECU signal input, the ECU output being in communication with the fan relay (19) signal input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110003326.XA CN112746893B (en) | 2021-01-04 | 2021-01-04 | Burette type pipeline intercooler and cooling system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110003326.XA CN112746893B (en) | 2021-01-04 | 2021-01-04 | Burette type pipeline intercooler and cooling system thereof |
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| Publication Number | Publication Date |
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| CN112746893A CN112746893A (en) | 2021-05-04 |
| CN112746893B true CN112746893B (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110003326.XA Active CN112746893B (en) | 2021-01-04 | 2021-01-04 | Burette type pipeline intercooler and cooling system thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2351735Y (en) * | 1998-12-22 | 1999-12-01 | 李丕显 | Compound reducing hot tube type water circulation cooling equipment |
| JP2005248881A (en) * | 2004-03-05 | 2005-09-15 | Suzuki Motor Corp | Intercooler for vehicle |
| CN101586486A (en) * | 2009-06-15 | 2009-11-25 | 浙江大学 | Heat pipe oil cooler for vehicle |
| CN102362054A (en) * | 2009-03-23 | 2012-02-22 | 康奈可关精株式会社 | Charge air cooler, cooling system, and intake control system |
| CN204082310U (en) * | 2014-09-03 | 2015-01-07 | 上海汽车集团股份有限公司 | Intercooler, motor, automobile and boats and ships |
-
2021
- 2021-01-04 CN CN202110003326.XA patent/CN112746893B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2351735Y (en) * | 1998-12-22 | 1999-12-01 | 李丕显 | Compound reducing hot tube type water circulation cooling equipment |
| JP2005248881A (en) * | 2004-03-05 | 2005-09-15 | Suzuki Motor Corp | Intercooler for vehicle |
| CN102362054A (en) * | 2009-03-23 | 2012-02-22 | 康奈可关精株式会社 | Charge air cooler, cooling system, and intake control system |
| CN101586486A (en) * | 2009-06-15 | 2009-11-25 | 浙江大学 | Heat pipe oil cooler for vehicle |
| CN204082310U (en) * | 2014-09-03 | 2015-01-07 | 上海汽车集团股份有限公司 | Intercooler, motor, automobile and boats and ships |
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| CN112746893A (en) | 2021-05-04 |
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