WO2021073057A1 - Système de refroidissement à double circulation de véhicule, et véhicule - Google Patents
Système de refroidissement à double circulation de véhicule, et véhicule Download PDFInfo
- Publication number
- WO2021073057A1 WO2021073057A1 PCT/CN2020/084114 CN2020084114W WO2021073057A1 WO 2021073057 A1 WO2021073057 A1 WO 2021073057A1 CN 2020084114 W CN2020084114 W CN 2020084114W WO 2021073057 A1 WO2021073057 A1 WO 2021073057A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cooling
- cooling system
- vehicle
- engine
- radiator
- Prior art date
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 153
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000110 cooling liquid Substances 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000003921 oil Substances 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 239000012809 cooling fluid Substances 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000002826 coolant Substances 0.000 description 13
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/20—Cooling circuits not specific to a single part of engine or machine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
-
- 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
- F02B29/0437—Liquid cooled heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0413—Controlled cooling or heating of lubricant; Temperature control therefor
-
- 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
Definitions
- the present disclosure is based on the application with the CN application number 201910975641.1 and the filing date of October 15, 2019, and claims its priority.
- the disclosure of the CN application is hereby incorporated into the present disclosure as a whole.
- the present disclosure belongs to the technical field of vehicle cooling and heat dissipation, and relates to a vehicle dual-cycle cooling system, which is suitable for a vehicle multi-heat source system and an efficient heat dissipation method that requires a large heat dissipation capacity.
- Vehicles especially engineering vehicles, must meet various functional requirements such as driving and operation.
- Vehicle systems have many heat sources, such as engine cooling system heat source, engine boost air heat source, vehicle transmission system heat source, vehicle hydraulic system heat source, etc., depending on the host system configuration ,
- the vehicle heat source is different.
- the vehicle cooling system is an important system that guarantees the temperature requirements of the engine cooling system coolant in the vehicle system, the temperature requirements of the engine charge air cooling, the temperature requirements of the transmission oil of the vehicle transmission system, and the temperature requirements of the hydraulic oil of the vehicle hydraulic system.
- the vehicle system is highly energy-efficient, clean emission, and reliable.
- the traditional vehicle cooling system is limited by fan size characteristics, driving characteristics, and noise limitations, limited by the combination of multiple radiators, and limited by the space form of the power cabin, and it is difficult to balance the operating temperature requirements of the various systems of the vehicle.
- Existing vehicles have problems such as low heat dissipation efficiency of the cooling system, large structural size, and high heat dissipation and energy consumption.
- the present disclosure is directed to a vehicle dual-cycle cooling system and a vehicle that improve one or more of the above-mentioned defects in the prior art.
- the present disclosure provides a dual-cycle cooling system for a vehicle, including:
- the cooling circuit of the engine cooling system is provided with an engine, an engine water pump and a first radiator, wherein the engine water pump is arranged to drive the coolant to circulate in the cooling circuit of the engine cooling system, so that the cooling system of the engine has been obtained
- the heat of the cooling liquid is exchanged with the cooling air in the first radiator;
- the cooling circuit of the charge air cooling system is provided with a second radiator, a circulation pump and an intercooler, wherein the circulation pump is set to drive the coolant to circulate in the cooling circuit of the charge air cooling system , So that the coolant that has obtained the heat of the charge air in the intercooler exchanges heat with the cooling air in the second radiator; and the cooling circuit of the engine cooling system and the cooling circuit of the charge air cooling system are independent of each other , And the first radiator and the second radiator are arranged side by side in a direction perpendicular to the flow direction of the cooling air.
- the vehicle dual-cycle cooling system includes the radiator of the vehicle hydraulic system, and the vehicle hydraulic system
- the radiator is configured to exchange heat between the hydraulic oil of the vehicle hydraulic system and the cooling air.
- the vehicle hydraulic system is configured to exchange heat between the hydraulic oil of the vehicle hydraulic system and the cooling air.
- the radiator, the first radiator and the second radiator are arranged side by side in a direction perpendicular to the flow direction of the cooling air.
- a fourth radiator is provided in the cooling circuit of the engine cooling system, and the fourth radiator is configured so that the transmission oil of the vehicle transmission system and the coolant in the cooling circuit of the engine cooling system realize heat therein. exchange.
- the vehicle dual-circulation cooling system is also provided with a fan, and the fan is used to provide cooling air.
- the present disclosure also provides a vehicle including the above-mentioned vehicle dual-cycle cooling system.
- the vehicle is a construction vehicle.
- Fig. 1 is a diagram of a dual-cycle cooling system for a vehicle according to an embodiment of the present disclosure
- the present disclosure provides a dual-cycle cooling system for a vehicle, including an engine cooling system 10 and a charge air cooling system 20.
- the engine cooling system 10 mainly solves the cooling of the engine 1 coolant
- the charge air cooling system 20 mainly solves the engine 1. Cooling of charge air.
- the cooling circuit of the engine cooling system 10 is provided with an engine 1, an engine water pump 2 and a first radiator 5.
- the coolant is driven by the engine water pump 2 to circulate in the cooling circuit, and the coolant flows through the cooling cavity of the engine 1 to obtain the heat of the engine cooling system, so that the engine 1 is cooled.
- the cooling liquid realizes heat exchange with the cooling air in the first radiator 5.
- the cooling circuit of the charge air cooling system 20 is provided with a second radiator 7, a circulation pump 9, and an intercooler 8.
- the circulation pump 9 is driven by the engine machinery or electric energy, and the coolant is driven by the circulation pump 9 to cool the charge air.
- the system 20 circulates in the cooling circuit.
- the coolant flows through the intercooler 8 and exchanges heat with the supercharged air of the engine, obtains heat from the supercharged air, and the coolant exchanges heat with the cooling air in the second radiator 7 While being cooled, the flow direction of the supercharged air is denoted by B.
- the coolant in the charge air cooling system 20 flows through the intercooler 8 after passing through the second radiator 7 to cool the charge air of the engine 1, reduce the flow space volume of the charge air, reduce the pressure loss of the charge air, and increase
- the supercharged air pressure ensures that the supercharged air of the engine 1 enters the combustion chamber of the engine. Improve the engine combustion effect, improve vehicle performance, reduce fuel consumption, and reduce emission indicators.
- the cooling circuit of the engine cooling system 10 and the cooling circuit of the charge air cooling system 20 are independent of each other, that is, they are independent of each other in fluid flow, and the first radiator 5 of the engine cooling system 10 and the charge air are cooled
- the second radiators 7 of the system 20 are arranged side by side in a direction perpendicular to the flow direction of the cooling air. Since the first radiator 5 and the second radiator 7 are arranged side by side in a direction perpendicular to the flow direction of the cooling air, the cooling air will enter the first radiator 5 and the second radiator 7 at the same time. At the same time, it realizes the heat exchange between the engine cooling system and the increased air cooling system. In this way, the thermal efficiency is improved, the heat dissipation efficiency of the cooling air is improved, and the energy consumption of the vehicle cooling system is reduced.
- the intercooler 8 is a water-cooled intercooler.
- the vehicle dual-cycle cooling system further includes a fan 30, the cooling air is provided by the fan 30, the flow direction of the cooling air before the heat exchange is represented by C, and the flow direction of the cooling air after the heat exchange is represented by D.
- the engine cooling system 10 can also cool the transmission oil of the vehicle transmission system at the same time.
- the cooling circuit of the engine cooling system 10 is provided with the fourth radiator 4 of the vehicle transmission system.
- the coolant in the cooling circuit of the engine cooling system 10 realizes heat exchange in the fourth radiator 4, thereby cooling the vehicle transmission system.
- the flow direction of the transmission oil of the vehicle transmission system is represented by A.
- the vehicle dual-cycle cooling system includes a third radiator 6 for the vehicle hydraulic system.
- the third radiator 6 of the vehicle hydraulic system is configured to exchange heat between the hydraulic oil of the vehicle hydraulic system and the cooling air.
- the third radiator 6, the first radiator 5, and the second radiator 7 used in the vehicle hydraulic system are arranged side by side in a direction perpendicular to the flow direction of the cooling air. Since the first radiator 5, the second radiator 7 and the third radiator 6 of the vehicle hydraulic system are arranged side by side in a direction perpendicular to the flow direction of the cooling air, the cooling air will enter the first radiator 5 and the second radiator at the same time.
- the second radiator 7 and the third radiator 6 of the vehicle hydraulic system make it possible to simultaneously realize the heat exchange of the engine cooling system, the increased air cooling system and the vehicle hydraulic system.
- the present disclosure realizes efficient cooling and heat dissipation of the heat of each system of the vehicle, and the number of related radiators can be different according to the configuration of the host system.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910975641.1 | 2019-10-15 | ||
CN201910975641.1A CN110725741A (zh) | 2019-10-15 | 2019-10-15 | 一种并联组合的车辆双循环冷却系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021073057A1 true WO2021073057A1 (fr) | 2021-04-22 |
Family
ID=69221242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2020/084114 WO2021073057A1 (fr) | 2019-10-15 | 2020-04-10 | Système de refroidissement à double circulation de véhicule, et véhicule |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN110725741A (fr) |
WO (1) | WO2021073057A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114521809A (zh) * | 2022-01-25 | 2022-05-24 | 宁波曼华电器有限公司 | 一种双循环冷却空气炸锅 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110725741A (zh) * | 2019-10-15 | 2020-01-24 | 吉林大学 | 一种并联组合的车辆双循环冷却系统 |
CN115162454A (zh) * | 2022-05-05 | 2022-10-11 | 吉林大学 | 一种全液压传动履带式推土机双循环冷却系统 |
CN115288840A (zh) * | 2022-06-20 | 2022-11-04 | 山推工程机械股份有限公司 | 一种基于热管的新型推土机热管理系统 |
Citations (6)
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FR2914694A1 (fr) * | 2007-04-05 | 2008-10-10 | Renault Sas | Systeme de gestion des echanges thermiques d'un moteur de vehicule automobile |
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CN110173336A (zh) * | 2019-05-24 | 2019-08-27 | 吉林大学 | 一种新组合的车辆双循环冷却系统 |
CN110725741A (zh) * | 2019-10-15 | 2020-01-24 | 吉林大学 | 一种并联组合的车辆双循环冷却系统 |
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DE10043579B4 (de) * | 2000-09-05 | 2006-04-06 | Mtu Friedrichshafen Gmbh | Brennkraftmaschine mit einer Kühler und Kühlerlüfter enthaltenden Kühlanlage für ein Fahrzeug, insbesondere im Eisenbahnverkehr |
EP2282029B2 (fr) * | 2009-06-29 | 2022-04-20 | Joseph Vögele AG | Machine autoporteuse |
CN206816345U (zh) * | 2017-03-31 | 2017-12-29 | 山东大学 | 单层框架式独立散热器 |
CN107882624A (zh) * | 2017-12-19 | 2018-04-06 | 吉林大学 | 工程车辆双循环冷却系统 |
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- 2019-10-15 CN CN201910975641.1A patent/CN110725741A/zh active Pending
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2020
- 2020-04-10 WO PCT/CN2020/084114 patent/WO2021073057A1/fr active Application Filing
Patent Citations (6)
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FR2914694A1 (fr) * | 2007-04-05 | 2008-10-10 | Renault Sas | Systeme de gestion des echanges thermiques d'un moteur de vehicule automobile |
JP2017122425A (ja) * | 2016-01-08 | 2017-07-13 | トヨタ自動車株式会社 | 過給機付き内燃機関の制御装置 |
CN109252990A (zh) * | 2018-09-30 | 2019-01-22 | 天津大学 | 满足汽油压燃全工况对进气温度要求的进气温度控制系统 |
CN110145391A (zh) * | 2019-04-02 | 2019-08-20 | 中国北方发动机研究所(天津) | 一种混合动力多循环冷却系统 |
CN110173336A (zh) * | 2019-05-24 | 2019-08-27 | 吉林大学 | 一种新组合的车辆双循环冷却系统 |
CN110725741A (zh) * | 2019-10-15 | 2020-01-24 | 吉林大学 | 一种并联组合的车辆双循环冷却系统 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114521809A (zh) * | 2022-01-25 | 2022-05-24 | 宁波曼华电器有限公司 | 一种双循环冷却空气炸锅 |
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