US20190112965A1 - Separate cooling device and a separate cooling system for a vehicle - Google Patents

Separate cooling device and a separate cooling system for a vehicle Download PDF

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Publication number
US20190112965A1
US20190112965A1 US15/821,067 US201715821067A US2019112965A1 US 20190112965 A1 US20190112965 A1 US 20190112965A1 US 201715821067 A US201715821067 A US 201715821067A US 2019112965 A1 US2019112965 A1 US 2019112965A1
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US
United States
Prior art keywords
separate cooling
chamber
outlet
coolant
thermostat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US15/821,067
Other languages
English (en)
Inventor
Hyo Jo Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Motor Co
Kia Corp
Original Assignee
Hyundai Motor Co
Kia Motors Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hyundai Motor Co, Kia Motors Corp filed Critical Hyundai Motor Co
Assigned to KIA MOTORS CORPORATION, HYUNDAI MOTOR COMPANY reassignment KIA MOTORS CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LEE, HYO JO
Publication of US20190112965A1 publication Critical patent/US20190112965A1/en
Abandoned legal-status Critical Current

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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
    • 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
    • F01P7/165—Controlling of coolant flow the coolant being liquid by thermostatic control characterised by systems with two or more loops
    • 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
    • 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
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • 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
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
    • 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
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F01P2003/021—Cooling cylinders
    • 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
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F01P2003/024—Cooling cylinder heads
    • 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
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F01P2003/027—Cooling cylinders and cylinder heads in parallel
    • 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
    • F01P2007/146—Controlling of coolant flow the coolant being liquid using valves
    • 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
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • 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
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • F01P2025/31—Cylinder temperature
    • 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
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • F01P2025/33—Cylinder head temperature
    • 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
    • F01P2060/00—Cooling circuits using auxiliaries
    • F01P2060/18—Heater
    • 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
    • F01P2070/00—Details
    • F01P2070/04—Details using electrical heating elements

Definitions

  • the present disclosure relates to a separate cooling device and a separate cooling system for a vehicle. More particularly, the present disclosure relates to a separate cooling device and a separate cooling system for a vehicle that can enhance fuel consumption by separately controlling coolant flow flowing through a cylinder head and an engine block.
  • An electronic thermostat is a device that controls a flow rate by adjusting opening and closing of a valve according to an engine state. For enhancement of fuel consumption, the partial control of a coolant flow rate is required.
  • a head thermostat is a main thermostat that controls an engine outlet coolant temperature and a block thermostat controls a coolant temperature of a block in order to implement separation cooling of a cylinder head and an engine block.
  • the present disclosure is made in an effort to provide a separate cooling device and a separate cooling system for a vehicle having the advantages of being capable of enhancing fuel consumption by separately controlling coolant flow flowing through a cylinder head and an engine block.
  • the present disclosure is made in an effort to further provide a separate cooling device and a separate cooling system for a vehicle having the advantages of being capable of separately controlling coolant flow flowing a cylinder head and an engine block by applying one thermo heater and one thermostat.
  • An embodiment of the present disclosure provides a separate cooling device for a vehicle.
  • the separate cooling device includes a separate cooling housing including a first chamber in which a first inlet and a first outlet are formed, a second chamber in which a second inlet is formed, and a partition that is disposed to form the first chamber and the second chamber and in which an intermediate hole is formed to communicate with the first chamber and the second chamber.
  • the separate cooling device also includes a thermostat having a plate that opens and closes the first outlet and a valve that opens and closes the intermediate hole, and includes a thermo heater that selectively applies heat to the thermostat in order to open the first outlet or the first outlet and the intermediate hole.
  • the thermostat may include a thermostat housing that is connected with the plate and the valve. wax that is filled within the thermostat housing, and a spring that is disposed to elastically support the plate.
  • the thermo heater may further include a guide rod that is inserted within the thermostat housing to apply heat to the wax and that guides a movement of the thermostat housing.
  • the thermostat may be provided within the first chamber.
  • a guide portion may be formed in the partition and having a predetermined length in a moving direction of the valve in order to guide a movement of the valve.
  • the first inlet may inject coolant from a cylinder head, and the second inlet may inject coolant from an engine block.
  • a second outlet that discharges coolant to a heater and a third outlet that discharges coolant to an oil cooler may be formed in the separate cooling housing.
  • the second outlet and the third outlet may communicate with the first chamber.
  • the separate cooling system includes: a water pump; a cylinder head coolant line that communicates with the water pump; an engine block coolant line that communicates with the water pump; and a separate cooling housing including a first chamber in which a first inlet and first outlet are formed that communicate with the cylinder head coolant line, a second chamber in which a second inlet is formed that communicates with the engine block coolant line, and a partition that is disposed to form the first chamber and the second chamber and having an intermediate hole that is formed to communicate with the first chamber and the second chamber.
  • the separate cooling system also includes:
  • a thermostat having a plate that opens and closes the first outlet and a valve that opens and closes the intermediate hole; a thermo heater that selectively applies heat to the thermostat in order to open the first outlet or the first outlet and the intermediate hole; a first coolant temperature sensor that measures a coolant temperature of the cylinder head coolant line to output a corresponding signal; a second coolant temperature sensor that measures a coolant temperature of the engine block coolant line to output a corresponding signal; and a controller that controls an operation of the thermo heater according to an output signal of the first and second coolant temperature sensors.
  • the thermostat may include a thermostat housing that is connected with the plate and the valve, wax that is filled within the thermostat housing, and a spring that is disposed to elastically support the plate.
  • the thermo heater may further include a guide rod that is inserted within the thermostat housing to apply heat to the wax and that guides a movement of the thermostat housing.
  • the thermostat may be provided within the first chamber.
  • a guide portion may be formed in the partition and having a predetermined length in a moving direction of the valve in order to guide a movement of the valve.
  • the water pump may be a variable water pump.
  • the controller may control an operation of the variable water pump according to an output signal of the first and second coolant temperature sensors.
  • the controller may control an operation of the thermo heater to open the first outlet, if a temperature of an output signal of the first coolant temperature sensor is a predetermined first reference or more.
  • the controller may control an operation of the thermo heater to open the intermediate hole, if a temperature of an output signal of the second coolant temperature sensor is a predetermined second reference or more.
  • the controller may stop an operation of the water pump and the thermo heater, if a temperature of an output signal of the first and second coolant temperature sensors is a predetermined cold temperature or less.
  • the controller may operate the water pump, if a temperature of an output signal of the first and second coolant temperature sensors exceeds a predetermined cold temperature.
  • a separate cooling device and a separate cooling system for a vehicle are described and disclosed. Fuel consumption can be enhanced by separately controlling coolant flow flowing through a cylinder head and an engine block utilizing the disclosed separate cooling device and separate cooling system.
  • thermo heater and one thermostat a coolant flow flowing through a cylinder head and an engine block can be separately controlled utilizing the disclosed separate cooling device and separate cooling system.
  • FIG. 1 is a block diagram illustrating a configuration of a separate cooling system for a vehicle according to an embodiment of the present disclosure.
  • FIGS. 2-4 are diagrams illustrating a separate cooling device for a vehicle according to an embodiment of the present disclosure.
  • FIGS. 5-7 are diagrams illustrating an operation of a separate cooling system for a vehicle according to an embodiment of the present disclosure.
  • FIG. 1 is a block diagram illustrating a configuration of a separate cooling system for a vehicle according to an embodiment of the present disclosure.
  • a separate cooling system for a vehicle includes a water pump 10 and an engine 20 having a cylinder head 22 and an engine block 24 .
  • the separate cooling system also includes a separate cooling device 30 that controls flow of coolant that is discharged from the engine, a radiator 120 that cools a portion of the coolant that is discharged from the separate cooling device 30 , and a controller 100 that controls an operation of the separate cooling device 30 .
  • FIGS. 2-4 are diagrams illustrating a separate cooling device for a vehicle according to an embodiment of the present disclosure.
  • the separate cooling device 30 for a vehicle includes a separate cooling housing 50 having a first chamber 40 in which a first inlet 32 and a first outlet 36 are formed, a second chamber 42 in which a second inlet 34 is formed, and a partition 52 that is disposed to form the first chamber 40 and the second chamber 42 .
  • An intermediate hole 54 is formed in the partition 52 to communicate with the first chamber 40 and the second chamber 42 .
  • the separate cooling device 30 also includes a thermostat 60 having a plate 62 that opens and closes the first outlet 36 and a valve 64 that opens and closes the intermediate hole 54 .
  • the separate cooling device 30 also includes a thermo heater 70 that selectively applies a heat to the thermostat 60 in order to open the first outlet 36 or the first outlet 36 and the intermediate hole 54 .
  • the thermostat 60 includes a thermostat housing 66 that is connected with the plate 62 and the valve 64 , wax 65 that is filled within the thermostat housing 66 , and a spring 68 that is disposed to elastically support the plate 62 .
  • the thermo heater 70 further includes a guide rod 72 that is inserted within the thermostat housing 66 to apply heat to the wax 65 and that guides a movement of the thermostat housing 66 . As heat is applied to the wax 65 , when a volume of the wax expands, the thermostat housing 66 moves in a direction opposite to a forming direction of the guide rod 72 .
  • the thermostat 60 may be provided within the first chamber 40 .
  • the plate 62 may block the first outlet 32 and the valve 64 may block the intermediate hole 54 .
  • a guide portion 56 may be formed in the partition and having a predetermined length L in a moving direction of the valve 64 in order to guide a movement of the valve 64 .
  • the first outlet 36 and the intermediate hole 54 may be sequentially opened by a predetermined length L of the guide portion 56 .
  • the first outlet 36 is first opened by an expansion of the wax 65 .
  • the intermediate hole 54 is opened by an additional expansion of the wax 65 .
  • the first inlet 32 may inject coolant from the cylinder head 22
  • the second inlet 34 may inject coolant from the engine block 24 .
  • a second outlet 37 may be formed in the separate cooling housing 50 and that discharges coolant to a heater 107 (see FIG. 1 ).
  • a third outlet 38 may be formed in the separate cooling housing 50 that discharges coolant to an oil cooler 124 (see FIG. 1 ).
  • the second outlet 37 and the third outlet 38 may communicate with the first chamber 40 .
  • FIGS. 1-4 A separate cooling system for a vehicle according to an embodiment of the present disclosure is described with reference to FIGS. 1-4 .
  • the separate cooling system for a vehicle includes a cylinder head coolant line 101 that communicate with the water pump 10 and an engine block coolant line 103 that communicates with the water pump 10 .
  • the separate cooling system also includes a first coolant temperature sensor 26 that measures a coolant temperature of the cylinder head coolant line 101 to output a corresponding signal, i.e., a first signal, and a second coolant temperature sensor 28 that measures a coolant temperature of the engine block coolant line 103 to output a corresponding signal, i.e., a second signal.
  • the controller 100 controls an operation of the thermo heater 70 according to an output signal, i.e., the respective first and second signals, of the first and second coolant temperature sensors 26 and 28 .
  • the cylinder head coolant line 101 is formed to cool the cylinder head 22 and is connected with the first inlet 32 .
  • the engine block coolant line 103 is formed to cool the engine block 24 and is connected with the second inlet 34 .
  • the water pump 10 is a variable water pump.
  • the controller 100 may control an operation of the variable water pump 10 according to an output signal of the first and second coolant temperature sensors 26 and 28 .
  • a variable water pump means a water pump that can control a discharge flow rate with the electric or mechanical control. A configuration and operation of such a variable water pump will become apparent to a person of ordinary skill in the art and therefore a detailed description thereof has been omitted.
  • Coolant that passes through the separate cooling device 30 is transferred to the water pump 10 and is again transferred to the engine 20 .
  • Coolant that is discharged from the first outlet 36 may be transferred to the water pump 10 through the radiator 120 and may be transferred to the water pump 10 through a reservoir 111 .
  • Coolant that is discharged from the second outlet 37 may be transferred to the water pump 10 through, for example, a low-pressure exhaust gas recirculation valve or system (LP-EGR) 105 and the heater 107 .
  • LP-EGR low-pressure exhaust gas recirculation valve or system
  • Coolant that is discharged from the third outlet 38 may be transferred to the water pump 10 through an automatic transmission fluid (ATF) warmer 122 , the oil cooler 124 , and/or a high-pressure exhaust gas recirculation valve or system (HP-EGR) 126 .
  • ATF automatic transmission fluid
  • HP-EGR high-pressure exhaust gas recirculation valve or system
  • a separate coolant exhaust line may be connected with the separate cooling device 30 to cool an EGR valve 109 .
  • a coolant circuit is shown for the convenience of understanding.
  • the coolant circuit transfers coolant to the reservoir 111 , the EGR valve 109 , the LP-EGR 105 , the heater 107 , the ATF warmer 122 , the oil cooler 124 , and/or the HP-EGR 126 .
  • the present disclosure is not limited to a component configuration and a coolant circuit that are shown in the drawings.
  • FIGS. 5-7 are diagrams illustrating an operation of a separate cooling system for a vehicle according to an embodiment of the present disclosure.
  • FIGS. 1-7 an operation of a separate cooling system for a vehicle according to an embodiment of the present disclosure are described with reference to FIGS. 1-7 .
  • the controller 100 turns off an operation of the variable water pump 10 to stop a movement or flow of coolant. Accordingly, warm-up of the coolant may be made quicker or increased.
  • the thermo heater 70 maintains a state in which an operation thereof is turned off.
  • the controller 100 stops an operation of the water pump 10 and the thermo heater 70 if a temperature of an output signal or signals of the first and second coolant temperature sensors 26 and 28 is equal to or less than a predetermined cold temperature.
  • the predetermined cold temperature may be about 40° C.
  • the controller 100 drives the variable water pump 10 in a warm condition, such as for example, if a temperature of an output signal or signals of the first and second coolant temperature sensors 26 and 28 equals or exceeds about 40° C.
  • the controller 100 controls an operation of the thermo heater 70 to open the first outlet 36 in a hot condition, such as for example, if a temperature of an output signal of the first coolant temperature sensor 26 is equal to or greater than a predetermined first reference temperature (predetermined hot temperature).
  • predetermined hot temperature may be about 90° C.
  • the intermediate hole 54 maintains a state that is blocked by the valve 64 .
  • the controller 100 controls an operation of the thermo heater 70 to open the intermediate hole 54 in a high temperature hot condition, such as for example, if a temperature of an output signal of the second coolant temperature sensor 28 is equal to or greater than a predetermined second reference temperature (predetermined high temperature hot temperature).
  • predetermined high temperature hot temperature may be about 105° C.
  • a cylinder head and an engine block can be separated and cooled by a separate cooling device and a separate cooling system for a vehicle according to an embodiment of the present disclosure.
  • an area that stops a coolant movement within an engine block can be enlarged.
  • fuel consumption can be improved, and cooling performance can be improved in a high temperature hot condition by enabling coolant to flow to an engine block.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Temperature-Responsive Valves (AREA)
US15/821,067 2017-10-16 2017-11-22 Separate cooling device and a separate cooling system for a vehicle Abandoned US20190112965A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0134054 2017-10-16
KR1020170134054A KR20190042298A (ko) 2017-10-16 2017-10-16 차량의 분리 냉각 기구 및 차량의 분리 냉각 시스템

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US20190112965A1 true US20190112965A1 (en) 2019-04-18

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US15/821,067 Abandoned US20190112965A1 (en) 2017-10-16 2017-11-22 Separate cooling device and a separate cooling system for a vehicle

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US (1) US20190112965A1 (de)
KR (1) KR20190042298A (de)
DE (1) DE102017221915A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10968812B2 (en) * 2019-02-18 2021-04-06 Hyundai Motor Company Temperature responsive variable water pump and engine cooling system
US11300037B1 (en) * 2020-10-14 2022-04-12 Deere & Company Coolant pump module
US11753984B2 (en) 2020-10-14 2023-09-12 Deere & Company Coolant pump module

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200119997A (ko) 2019-04-11 2020-10-21 현대모비스 주식회사 운전석 에어백장치

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120204819A1 (en) * 2006-05-08 2012-08-16 Pasquale Dipaola Vehicle Cooling System With Directed Flows
US20150144078A1 (en) * 2012-05-31 2015-05-28 Jaguar Land Rover Limited Motor vehicle engine cooling system and method
US20150176472A1 (en) * 2012-05-31 2015-06-25 Jaguar Land Rover Limited Method of controlling temperature

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101884343B1 (ko) 2016-05-27 2018-08-01 (주)엠젠 문서 관리 시스템, 방법, 및 단말

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120204819A1 (en) * 2006-05-08 2012-08-16 Pasquale Dipaola Vehicle Cooling System With Directed Flows
US20150144078A1 (en) * 2012-05-31 2015-05-28 Jaguar Land Rover Limited Motor vehicle engine cooling system and method
US20150176472A1 (en) * 2012-05-31 2015-06-25 Jaguar Land Rover Limited Method of controlling temperature
US9581072B2 (en) * 2012-05-31 2017-02-28 Jaguar Land Rover Limited Motor vehicle engine cooling system and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10968812B2 (en) * 2019-02-18 2021-04-06 Hyundai Motor Company Temperature responsive variable water pump and engine cooling system
US11300037B1 (en) * 2020-10-14 2022-04-12 Deere & Company Coolant pump module
US11753984B2 (en) 2020-10-14 2023-09-12 Deere & Company Coolant pump module

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DE102017221915A1 (de) 2019-04-18
KR20190042298A (ko) 2019-04-24

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