CN103867281A - Engine cooling system for vehicle and control method of the same - Google Patents
Engine cooling system for vehicle and control method of the same Download PDFInfo
- Publication number
- CN103867281A CN103867281A CN201310127523.8A CN201310127523A CN103867281A CN 103867281 A CN103867281 A CN 103867281A CN 201310127523 A CN201310127523 A CN 201310127523A CN 103867281 A CN103867281 A CN 103867281A
- Authority
- CN
- China
- Prior art keywords
- engine
- channel
- motor
- control valve
- passage
- 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.)
- Pending
Links
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
- 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
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/08—Arrangements of lubricant coolers
-
- 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
- F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
-
- 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
- F01P2037/00—Controlling
- F01P2037/02—Controlling starting
-
- 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
- F01P2060/04—Lubricant cooler
- F01P2060/045—Lubricant cooler for transmissions
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
An engine cooling system for a vehicle includes a water pump disposed to supply an engine with a coolant and a radiator disposed to cool heated coolant of the engine by exchanging heat with outside air. The system may include: a control valve that is disposed at one side of the engine to control flow rate and flow passage of coolant; a first passage that connects the control valve with the radiator and connects the radiator with the water pump; a TOC that is disposed between an outlet of the radiator and the water pump to be connected through the first passage; a second passage that connects the TOC with the control valve and directly supplies the TOC with the coolant exhausted from the engine; and a heater that is disposed in a third passage that bypasses the engine to connect the control valve with the water pump.
Description
The cross reference of related application
The application requires the preference of No. 10-2012-0147801st, the korean patent application of submitting on December 17th, 2012, and the full content of this application is incorporated into this, for all objects of quoting by this.
Technical field
The present invention relates to a kind of engine-cooling system and for the control flow direction of vehicle and coolant flow so that the controlling method of optimum cool condition to be provided.
Background technique
Control coolant temperature with the electromic thermostat of vehicularized water pump or applications exploiting electronic heater.
And, although exist a kind of being used for that ATF(automatic transmission fluid is installed on the preheat circuit of engine-cooling system) method of heater, it has increased cost, and effect bad.
In addition, when application ATF heater is when reducing the frictional force of automatic transmission by its rapidly pre-warming, the ANALYSIS OF COOLANT FLOW Speed Reduction of heating pipe line, fuel consumption is because the minimizing that is fed to the heat of heater from motor increases, and the independent bypass channel of necessary installation.
The information that is disclosed in background parts of the present invention is only intended to deepen the understanding to general background of the present invention, and should not be regarded as admitting or imply that in any form this information structure has been the known prior art of persons skilled in the art.
Summary of the invention
All aspects of of the present invention provide for the engine-cooling system of vehicle and controlling method thereof, its advantage is to control according to engine warming up condition and entire engine operating conditions flow direction and the flowing velocity of freezing mixture, to provide optimum cooling effect by the waste heat with motor effectively, cooling performance and heat pump performance are improved.
A kind of engine-cooling system for vehicle, wherein water pump is set to motor supply coolant, and radiator is set to by carrying out the freezing mixture of the heating of cooling described motor with the heat exchange of outside air, can comprise: control valve, first passage, speed changer Fuel Oil Cooler (TOC), second channel and heater, wherein, the side that described control valve is arranged on described motor is to control flowing velocity and the flow channel of freezing mixture; Described first passage connects described control valve and described radiator, and connects described radiator and described water pump; Described TOC is arranged between the outlet and described water pump of the described radiator connecting by described first passage; Described second channel connects described TOC and described control valve, and the described freezing mixture of directly discharging from described motor to described TOC supply; Described heater is arranged in third channel, and motor is to connect described control valve and described water pump described in described third channel bypass.
Described control valve can be Electrocontrolled tee valve.
Engine fuel cooler (EOC) can be arranged between described TOC and described water pump by connecting described first passage and described second channel.
Described EOC can be set to be parallel to described TOC.
Bypass channel can be formed between described radiator and described water pump, a part of freezing mixture bypass of discharging from described radiator by described bypass channel, and the freezing mixture of bypass is fed to described water pump.
Open/closed valve can be arranged on bypass channel.
A kind of engine-cooling system for vehicle, wherein be arranged on the coolant inlet side of described motor to the water pump of motor supply coolant, and radiator is set to by carrying out the freezing mixture of the heating of cooling described motor with the heat exchange of outside air, can comprise: control valve, first passage, TOC, EOC and heater, wherein, described control valve is arranged on the coolant outlet side of described motor; Described first passage connects described control valve and described radiator, and connects described radiator and described water pump; Described TOC is arranged in the second channel that is connected to described control valve, between described radiator and described water pump, and is connected to described first passage; Described EOC connects and is arranged in described second channel with described TOC; Described heater is arranged in third channel, and described third channel connects described control valve and described water pump.
Open/closed valve can be arranged in the described first passage between described radiator and described water pump.
A kind of according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, wherein be arranged on the coolant inlet side of described motor to the water pump of motor supply coolant, radiator is set to by carrying out the freezing mixture of the heating of cooling described motor with the heat exchange of outside air, control valve is arranged on the coolant outlet side of described motor, wherein said control valve is connected with described radiator by first passage, be connected to the TOC being arranged in described first passage by second channel, and be connected to heater by third channel, and EOC is set to parallel with the TOC between described first passage and described second channel, wherein said Seasonal Model is divided into engine warming up pattern in summer, summer fuel-firing preheating pattern, summer coolant temperature control mode, with maximum cooling performance requirement pattern in summer, and winter engine warming up pattern, winter engine warming up and heating mode, heating and fuel Heating pattern, and heating and cooling agent temp-controled mode, and in described summer engine warming up pattern and described winter engine warming up pattern, prevent that described freezing mixture from discharging from described motor, and described control valve is closed described first passage, described second channel and described third channel, to improve the temperature of described motor.
In described summer fuel-firing preheating pattern, described control valve can be closed described first passage and described third channel and be opened described second channel, make the freezing mixture of the heating of described motor be fed to described TOC and described EOC, to improve the temperature of speed changer fuel oil and engine fuel.
In summer coolant temperature control mode, described control valve can be opened the described first passage and the described second channel that are connected to described radiator, the cooling freezing mixture of described radiator is mixed with the freezing mixture of the heating of described motor, and the freezing mixture with the mixing of applicable temperature is fed to described motor through described TOC and described EOC.
The described freezing mixture flowing in described first passage and described second channel with predetermined flowing velocity can pass through described EOC.
In the cooling performance requirement pattern of maximum in summer, described control valve can be opened described first passage, make the described freezing mixture of discharging from described motor be fed to described radiator with maximum fluidity speed, and be fed to described motor by the cooling freezing mixture of described radiator through described TOC and described EOC.
In described winter engine warming up and heating mode, described control valve can be opened described third channel, to inner heating properties is maximized, the high temperature coolant that makes described motor is through described heater and be again fed to described motor.
In described winter heating and fuel Heating pattern, described control valve can be opened described second channel and described third channel, makes the high temperature coolant of described motor be fed to described TOC and described EOC again to circulate in motor.
In described heating and cooling agent in winter temp-controled mode, described control valve can be opened described first passage, described second channel and described third channel, and described freezing mixture is circulated in described radiator, described TOC, described EOC and described heater.
As mentioned above, can control the current method of freezing mixture and flowing velocity so that optimum cool condition to be provided according to engine warming up process and engine operation process for the engine-cooling system of vehicle and controlling method thereof, cooling performance, heat pump performance and the heating properties of motor are improved.
The three-way valve of applying vehicularized passage control type replaces thermostat valve, and to control rapidly flow direction and the flowing velocity of freezing mixture according to operating conditions, therefore the operational reliability of system and efficiency are improved.
In addition, coolant channel is formed as connecting engine, radiator, TOC and EOC, make to be effectively fed to speed changer Fuel Oil Cooler (TOC) and engine fuel cooler (EOC) from the freezing mixture of motor and radiator discharge, wherein the layout of system becomes simple, freezing mixture is fed to each constituent elements according to drive condition, and flowing velocity that can optimization freezing mixture.
Method and apparatus of the present invention has other characteristic and advantage, these characteristics and advantage will be apparent from the accompanying drawing that is incorporated herein and embodiment subsequently, or will in the accompanying drawing being incorporated herein and embodiment subsequently, state in detail, these the drawings and specific embodiments are jointly for explaining certain principles of the present invention.
Brief description of the drawings
Fig. 1 is according to the skeleton diagram of the exemplary engine-cooling system for vehicle of the present invention.
Fig. 2 has shown the operating conditions of the exemplary engine-cooling system in each summer mode, for explaining according to the controlling method of the engine-cooling system for vehicle of the present invention.
Fig. 3 has shown the operating conditions of the exemplary engine-cooling system in each winter mode, for explaining according to the controlling method of the engine-cooling system for vehicle of the present invention.
Fig. 4 is according to the skeleton diagram of the exemplary engine-cooling system for vehicle of the present invention.
Fig. 5 is according to the skeleton diagram of the exemplary engine-cooling system for vehicle of the present invention.
Embodiment
Now will be concrete with reference to each embodiment of the present invention, in the accompanying drawings with in following description the example of these embodiments is shown.Although the present invention will combine and be described with exemplary, should understand, this specification is not intended to limit the invention to those exemplary.On the contrary, the present invention is intended to not only cover these exemplary, and covers various replacements, amendment, equivalents and other embodiment that can be included within the spirit and scope of the present invention that limited by claims.
Fig. 1 is the skeleton diagram of the engine-cooling system for vehicle of each embodiment according to the present invention.
With reference to accompanying drawing, according to the present invention, each embodiment uses the waste heat of motor 101 effectively for the engine-cooling system 100 of vehicle, and control the flow direction of freezing mixture and flowing velocity so that optimum cooler environment to be provided according to engine warming up process and engine operation process, cooling performance, heat pump performance and the heating properties of motor are improved, and reduced fuel consumption.
For this reason, at the engine-cooling system 100 for vehicle of each embodiment according to the present invention, as shown in Figure 1, be arranged on the coolant entrance side of motor 101 to the water pump 103 of motor 101 supply coolants, radiator 105 is set to by carrying out the freezing mixture of the cooling heating through motor 101 with the heat exchange of outside air.
At this, according to the present invention, the engine-cooling system 100 for vehicle of each embodiment further comprises control valve 107, first passage 109, speed changer Fuel Oil Cooler (TOC) 111, second channel 113 and heater 119.
Meanwhile, the coolant outlet side that control valve 107 is arranged on motor 101 is to control flowing of the freezing mixture of discharging from motor 101.
In each embodiment, TOC111 is arranged between the outlet side and water pump 103 of the radiator 105 in first passage 109.
In addition, heater 119 is arranged in the third channel 117 that connects control valve 107 and water pump 103.
At this, control valve 107 can be the three-way valve of vehicularized passage control type, and path 10 9, passage 113 and passage 117 are selectively opened/close, or opening ratio and can controlling respectively by control valve 107 of they, makes the flowing velocity of the high temperature coolant of motor 101 be subject to accurate control.
Meanwhile, in each embodiment, engine fuel cooler (EOC) 115 can be arranged on second channel 113, and this second channel 113 connects control valve 107 and the first passage 109 between TOC111 and water pump 103.
EOC115 can be set to be parallel to TOC111, and the freezing mixture of radiator 105 can be diverted to EOC115 and TOC111.
Hereinafter, with reference to Fig. 2 and Fig. 3, the operation and control method of the engine-cooling system 100 for vehicle to each embodiment according to the present invention is described.
Fig. 2 has shown the operating conditions of the engine-cooling system in each summer mode, for explaining the controlling method of the engine-cooling system for vehicle of each embodiment according to the present invention, and Fig. 3 has shown the operating conditions of the engine-cooling system in each winter mode, for explaining the controlling method of the engine-cooling system for vehicle of each embodiment according to the present invention.
With reference to accompanying drawing, according to the present invention, the controlling method of the engine-cooling system for vehicle of each embodiment, according to the Seasonal Model of the vehicle of the engine-cooling system 100 for vehicle as above, is controlled flowing of freezing mixture by controlling control valve 107.
At this, Seasonal Model can be divided into maximum cooling performance requirement pattern of engine warming up pattern in summer, summer fuel-firing preheating pattern, summer coolant temperature control mode, summer, winter engine warming up pattern, winter engine warming up and heating mode, heating and fuel Heating pattern, and heating and cooling agent temp-controled mode.
First, in summer engine warming up pattern and winter engine warming up pattern, as shown in the S10 of the S1 of Fig. 2 and Fig. 3, control valve 107 is controlled first passage 109, second channel 113 and third channel 117, and freezing mixture can not be discharged so that the temperature of motor 101 raises fast from motor 101.
Therefore,, in summer engine warming up pattern and winter engine warming up pattern, freezing mixture cannot arrive radiator 105 or TOC111, and preheating is rapidly carried out by freezing mixture in the metal surface of cylinder head, cylinder block and motor 101.
In the summer of each embodiment fuel-firing preheating pattern, as shown in the S2 of Fig. 2, control valve 107 is closed first passage 109 and third channel 117 and is opened second channel 113, therefore the freezing mixture of the heating of motor 101 circulates in TOC111 and EOC115, and speed changer fuel oil and engine fuel heat by freezing mixture mobile in TOC111 and EOC115.
At this, EOC115 is set to be parallel to TOC111, makes freezing mixture mobile in first passage 109 and second channel 113 be fed to equably EOC115 and TOC111 with predetermined flowing velocity.
Therefore, in summer fuel-firing preheating pattern, the high temperature coolant of discharging from motor 101 circulates and comes heating transmission fuel oil and engine fuel among TOC111 and EOC115, and therefore the waste heat of motor makes the temperature of the fuel oil of each device raise fast and not need apparatus for fuel heating.
In this case, first passage 109 and third channel 117 are closed, and prevent that freezing mixture is fed to radiator 105 and heater 119, and high temperature coolant is fed to TOC111 and EOC115, have therefore effectively heated fuel oil by freezing mixture.
According to the summer of each embodiment in coolant temperature control mode, as shown in the S3 of Fig. 2, control valve 107 is opened the first passage 109 that is connected to radiator 105 and second channel 113, the freezing mixture of heating and the cooling freezing mixture of radiator 105 of motor 101 are mixed, and be fed to TOC111 and motor 101.
At this, the temperature that is fed to the freezing mixture of EOC115 by first passage 109 and second channel 113 can change, and the flowing velocity of freezing mixture can change.
Therefore,, in summer coolant temperature control mode, the high temperature coolant of motor 101 is shunted and is fed to radiator 105, TOC111 and EOC115 by control valve 107, and the temperature of the freezing mixture that is fed to motor 101 is controlled in applicable scope.
According in summer of each embodiment maximum cooling performance requirement pattern, as shown in the S4 of Fig. 2, control valve 107 is opened first passage 109 and is made the freezing mixture of motor 101 be fed to radiator 105 with maximum fluidity speed, and the cooling freezing mixture of radiator 105 is fed to motor 101 again through TOC111 and EOC115.
That is to say, summer, maximum cooling performance requirement pattern required the maximum cooling performance of motor 101, wherein whole freezing mixtures of motor 101 are fed to radiator 105 by control valve 107, and the whole freezing mixtures that are fed to motor 101 come cooling by external control.
In this process, can maximize the flowing velocity through the freezing mixture of radiator 105, and by the cooling freezing mixture of radiator 105 through TOC111 and EOC115 to improve its fuel cools efficiency.
Meanwhile, in the cooling performance requirement pattern of maximum in summer, third channel 117 is closed, and prevents that the freezing mixture of heating is fed to heater 119, therefore can improve cooling performance.
In addition, according to each embodiment winter engine warming up and heating mode in, as shown in the S20 of Fig. 3, control valve 107 is opened third channel 117 to improve heating properties, and the freezing mixture of the heating of motor 101 process heater 119 is to be again fed to motor 101.
Therefore, the high temperature coolant process heater 119 of motor 101, and improved the inner efficiency of heating surface.
, be maintained under the condition higher than predetermined value in temperature, freezing mixture passes through heater 119 to be fed to motor 101, therefore motor 101 preheating rapidly meanwhile.
According in the winter heating of each embodiment and fuel Heating pattern, as shown in Figure 3, control valve 107 is opened second channel 113 and third channel 117, make the high temperature coolant of motor 101 be fed to TOC111, EOC115, and heater 119, and freezing mixture circulation in motor 101 again.
Therefore,, by control valve 107, the high temperature coolant of motor 101 is fed to second channel 113 and third channel 117 with the flowing velocity being applicable to.
Therefore, high temperature coolant process TOC111 and EOC115 are with heated fuel oil and through heater 119, to improve the heat exchange efficiency for heating inner air.
At this, what control valve 107 was controlled second channel 113 and third channel 117 opens ratio to improve the flowing velocity of freezing mixture, and this freezing mixture is for having much room for improvement in fuel consumption efficiency or heated fuel oil inner heating load is lower in the situation that.
In addition, in the winter time in heating and cooling agent temp-controled mode, as shown in the S40 of Fig. 3, control valve 107 is opened first passage 109, second channel 113 and third channel 117, and freezing mixture is circulated in radiator 105, TOC111, EOC115 and heater 119.
Therefore, in path 10 9, passage 113 and passage 117, the temperature of the freezing mixture of circulation is suitably maintained with circulation in motor 101.
Therefore, according to the present invention, the engine-cooling system for vehicle of each embodiment and controlling method 100 thereof are used the waste heat of motor 101 effectively, and control the flow direction of freezing mixture and flowing velocity so that optimum cool condition to be provided according to engine warming up process and engine operation process, cooling performance, heat pump performance and the heating properties of motor are improved, and reduced fuel consumption.
In addition, the control valve 107 of applying vehicularized passage three-way valve type replaces thermostat valve, and control valve 107 controls flow direction and the flowing velocity of freezing mixture rapidly according to drive condition, to improve the efficiency of valve reliability of operation and whole system.
In addition, coolant channel is formed as connecting engine 101, radiator 105, TOC111 and EOC115, make the freezing mixture of discharging from motor 101 and radiator 105 effectively be fed to speed changer Fuel Oil Cooler (TOC) 111 and engine fuel cooler (EOC) 115, wherein the layout of system becomes simple, freezing mixture is fed to each constituent elements according to drive condition, and can maximize the flowing velocity of freezing mixture.
Fig. 4 is the skeleton diagram of the engine-cooling system for vehicle of each embodiment according to the present invention.
With reference to accompanying drawing, according to the present invention, each embodiment uses the waste heat of motor 201 effectively for the engine-cooling system 200 of vehicle, and control the flow direction of freezing mixture and flowing velocity so that optimum cooler environment to be provided according to engine warming up process and engine operation process, cooling performance, heat pump performance and the heating properties of motor are improved, and reduced fuel consumption.
For this reason, at the engine-cooling system 200 for vehicle of each embodiment according to the present invention, as shown in Figure 4, be arranged on the coolant entrance side of motor 201 to the water pump 203 of motor 201 supply coolants, radiator 205 is set to by carrying out the freezing mixture of the cooling heating through motor 201 with the heat exchange of outside air.
At this, according to the present invention, the engine-cooling system 200 for vehicle of each embodiment further comprises control valve 207, first passage 209, speed changer Fuel Oil Cooler (TOC) 211, second channel 213 and heater 219.
Meanwhile, the coolant outlet side that control valve 207 is arranged on motor 201 is to control flowing of the freezing mixture of discharging from motor 201.
In each embodiment, TOC211 is arranged between the outlet side and water pump 203 of the radiator 205 in first passage 209.
In addition, heater 219 is arranged in the third channel 217 that connects control valve 207 and water pump 203.
At this, control valve 207 can be the three-way valve of motorization passage control type, and passage 209, passage 213 and passage 217 are selectively opened/close, or opening ratio and can controlling respectively by control valve 207 of they, makes the flowing velocity of the high temperature coolant of motor 201 be subject to accurate control.
Meanwhile, in each embodiment, engine fuel cooler (EOC) 215 can be arranged on second channel 213, and this second channel 213 connects control valve 207 and the first passage 209 between TOC211 and water pump 203.
EOC215 can be set to be parallel to TOC211, and the freezing mixture of radiator 205 can be diverted to EOC215 and TOC211.
At this, bypass channel 221 can be formed between radiator 205 and water pump 203, and passage 221 makes the freezing mixture bypass of discharging from radiator 205 to be fed to water pump 203.
In each embodiment of the present invention, open/closed valve 223 can be arranged on bypass channel 221.
That is to say, in the time that vehicle need to maximize cooling performance, according to the present invention, the engine-cooling system 200 for vehicle of each embodiment has improved the ANALYSIS OF COOLANT FLOW speed of radiator 205 by bypass channel 221 and open/closed valve 223.
In addition, in the time that external temperature is higher and coolant temperature is higher, open open/closed valve 223 to improve the flowing velocity of the freezing mixture of circulation in radiator 205 according to drive condition, coolant temperature is reduced.
Fig. 5 is the skeleton diagram of the engine-cooling system for vehicle of each embodiment according to the present invention.
With reference to accompanying drawing, according to the present invention, each embodiment uses the waste heat of motor 301 effectively for the engine-cooling system 300 of vehicle, and control the flow direction of freezing mixture and flowing velocity so that optimum cooler environment to be provided according to engine warming up process and engine operation process, cooling performance, heat pump performance and the heating properties of motor are improved, and reduced fuel consumption.
For this reason, at the engine-cooling system 300 for vehicle of each embodiment according to the present invention, as shown in Figure 5, be arranged on the coolant entrance side of motor 301 to the water pump 303 of motor 301 supply coolants, radiator 305 is set to by carrying out the freezing mixture of the cooling heating through motor 301 with the heat exchange of outside air.
At this, according to the present invention, the engine-cooling system 300 for vehicle of each embodiment further comprises control valve 307, first passage 309, speed changer Fuel Oil Cooler (TOC) 311, EOC315 and heater 319.
Meanwhile, the coolant outlet side that control valve 307 is arranged on motor 301 is to control flowing of the freezing mixture of discharging from motor 301.
In each embodiment, TOC311 is arranged on the second channel 313 separating between radiator 305 and water pump 303, to be connected to control valve 307.
EOC315 connects and arranges in second channel 313 with TOC311, and EOC315 is connected to the first passage 309 at the outlet side of radiator 305.
In addition, heater 319 is arranged in the third channel 317 that connects control valve 307 and water pump 303.
At this, open/closed valve 321 can be arranged in the first passage 309 between radiator 305 and water pump 303.
The engine-cooling system for vehicle (200 and 300) of the exemplary of Fig. 4 according to the present invention and Fig. 5 has the similar functions identical with the exemplary of Fig. 1 to Fig. 3 and effect, therefore will omit its specific descriptions.
Therefore, the engine-cooling system for vehicle of each embodiment according to the present invention (100,200 and 300) and controlling method thereof are used the waste heat of motor (101,201 and 301) effectively, and control the flow direction of freezing mixture and flowing velocity so that optimum cooler environment to be provided according to engine warming up process and engine operation process, cooling performance, heat pump performance and the heating properties of motor are improved, and reduced fuel consumption.
In addition, the control valve (107,207 and 307) of application motorization passage three-way valve type replaces thermostat valve, and control valve is controlled flow direction and the flowing velocity of freezing mixture rapidly according to drive condition, to improve the efficiency of valve reliability of operation and whole system.
In addition, coolant channel is formed as connecting engine (101,201 and 301), radiator (105,205 and 305), TOC(111,211 and 311) and EOC(115,215 and 315), make to be effectively fed to TOC(111,211 and 311 from the freezing mixture of motor (101,201 and 301) and radiator (105,205 and 305) discharge) and EOC(115,215 and 315), wherein the layout of system becomes simple, freezing mixture is fed to each constituent elements according to drive condition, and can optimize the flowing velocity of freezing mixture.
The aforementioned description that the concrete exemplary of the present invention is presented is for the purpose of illustration and description.Limit the present invention is not thought in these descriptions, or the present invention is defined as to disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.Exemplary is selected and the object described is to explain certain principles of the present invention and practical application thereof, thereby made others skilled in the art can realize and utilize various exemplary of the present invention and various selection and change.Scope of the present invention is intended to be limited by appended claims and equivalents thereof.
Claims (17)
1. for an engine-cooling system for vehicle, wherein water pump is set to motor supply coolant, and radiator is set to, by carrying out the freezing mixture of the heating of cooling described motor with the heat exchange of outside air, comprising:
Control valve, described control valve is arranged on a side of described motor to control flowing velocity and the flow channel of freezing mixture;
First passage, described first passage connects described control valve and described radiator, and connects described radiator and described water pump;
Speed changer Fuel Oil Cooler, described speed changer Fuel Oil Cooler is arranged between the outlet and described water pump of the described radiator connecting by described first passage;
Second channel, described second channel connects described speed changer Fuel Oil Cooler and described control valve, and the described freezing mixture of directly discharging from described motor to described speed changer Fuel Oil Cooler supply; And
Heater, described heater is arranged in third channel, and motor is to connect described control valve and described water pump described in described third channel bypass.
2. the engine-cooling system for vehicle according to claim 1, wherein said control valve is Electrocontrolled tee valve.
3. the engine-cooling system for vehicle according to claim 1, wherein engine fuel cooler is arranged between described speed changer Fuel Oil Cooler and described water pump by connecting described first passage and described second channel.
4. the engine-cooling system for vehicle according to claim 3, wherein said engine fuel cooler is set to be parallel to described speed changer Fuel Oil Cooler.
5. the engine-cooling system for vehicle according to claim 1, wherein bypass channel is formed between described radiator and described water pump, a part of freezing mixture bypass of discharging from described radiator by described bypass channel, and the freezing mixture of bypass is fed to described water pump.
6. the engine-cooling system for vehicle according to claim 5, open/closed valve is arranged on bypass channel.
7. the engine-cooling system for vehicle, wherein be arranged on the coolant inlet side of described motor to the water pump of motor supply coolant, and radiator is set to, by carrying out the freezing mixture of the heating of cooling described motor with the heat exchange of outside air, comprising:
Control valve, described control valve is arranged on the coolant outlet side of described motor;
First passage, described first passage connects described control valve and described radiator, and connects described radiator and described water pump;
Speed changer Fuel Oil Cooler, described speed changer Fuel Oil Cooler is arranged in the second channel that is connected to described control valve, and described speed changer Fuel Oil Cooler, between described radiator and described water pump, and is connected to described first passage;
Engine fuel cooler, described engine fuel cooler is connected and is arranged in described second channel with described speed changer Fuel Oil Cooler; And
Heater, described heater is arranged in third channel, and described third channel connects described control valve and described water pump.
8. the engine-cooling system for vehicle according to claim 7, wherein open/closed valve is arranged in the described first passage between described radiator and described water pump.
9. one kind according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, wherein be arranged on the coolant inlet side of described motor to the water pump of motor supply coolant, radiator is set to by carrying out the freezing mixture of the heating of cooling described motor with the heat exchange of outside air, control valve is arranged on the coolant outlet side of described motor, wherein said control valve is connected with described radiator by first passage, be connected to the speed changer Fuel Oil Cooler being arranged in described first passage by second channel, and be connected to heater by third channel, and engine fuel cooler is set to parallel with the speed changer Fuel Oil Cooler between described first passage and described second channel,
Wherein said Seasonal Model is divided into engine warming up pattern in summer, summer fuel-firing preheating pattern, summer coolant temperature control mode, with maximum cooling performance requirement pattern in summer, and winter engine warming up pattern, winter engine warming up and heating mode, heating and fuel Heating pattern, and heating and cooling agent temp-controled mode, and
In described summer engine warming up pattern and described winter engine warming up pattern, prevent that described freezing mixture from discharging from described motor, and described control valve is closed described first passage, described second channel and described third channel, to improve the temperature of described motor.
10. according to claim 9 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, in described summer fuel-firing preheating pattern, described control valve is closed described first passage and described third channel and is opened described second channel, make the freezing mixture of the heating of described motor be fed to described speed changer Fuel Oil Cooler and described engine fuel cooler, to improve the temperature of speed changer fuel oil and engine fuel.
11. is according to claim 9 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, wherein in summer coolant temperature control mode, described control valve is opened the described first passage and the described second channel that are connected to described radiator, the cooling freezing mixture of described radiator is mixed with the freezing mixture of the heating of described motor, and the freezing mixture with the mixing of applicable temperature is fed to described motor through described speed changer Fuel Oil Cooler and described engine fuel cooler.
12. is according to claim 10 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, and the described freezing mixture wherein flowing in described first passage and described second channel with predetermined flowing velocity is through described engine fuel cooler.
13. is according to claim 11 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, and the described freezing mixture wherein flowing in described first passage and described second channel with predetermined flowing velocity is through described engine fuel cooler.
14. is according to claim 9 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, wherein in the cooling performance requirement pattern of maximum in summer, described control valve is opened described first passage, make the described freezing mixture of discharging from described motor be fed to described radiator with maximum fluidity speed, and be fed to described motor by the cooling freezing mixture of described radiator through described speed changer Fuel Oil Cooler and described engine fuel cooler.
15. is according to claim 9 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, wherein in described winter engine warming up and heating mode, described control valve is opened described third channel, to inner heating properties is maximized, make the high temperature coolant of described motor again be fed to described motor through described heater.
16. is according to claim 9 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, in described heating in winter and fuel Heating pattern, described control valve is opened described second channel and described third channel, makes the high temperature coolant of described motor be fed to described speed changer Fuel Oil Cooler and described engine fuel cooler again to circulate in motor.
17. is according to claim 9 according to the controlling method of the engine-cooling system for vehicle of Seasonal Model, wherein in described heating and cooling agent in winter temp-controled mode, described control valve is opened described first passage, described second channel and described third channel, and described freezing mixture is circulated in described radiator, described speed changer Fuel Oil Cooler, described engine fuel cooler and described heater.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120147801A KR101394051B1 (en) | 2012-12-17 | 2012-12-17 | Engine cooling system for vehicle and control method in the same |
| KR10-2012-0147801 | 2012-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103867281A true CN103867281A (en) | 2014-06-18 |
Family
ID=50821528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310127523.8A Pending CN103867281A (en) | 2012-12-17 | 2013-04-12 | Engine cooling system for vehicle and control method of the same |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20140165932A1 (en) |
| KR (1) | KR101394051B1 (en) |
| CN (1) | CN103867281A (en) |
| DE (1) | DE102013103423A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822481A (en) * | 2015-01-26 | 2016-08-03 | 摩丁制造公司 | Thermal management unit for vehicle powertrain |
| CN105937431A (en) * | 2015-03-04 | 2016-09-14 | 通用汽车环球科技运作有限责任公司 | Thermal control module |
| CN107345497A (en) * | 2016-05-04 | 2017-11-14 | 现代自动车株式会社 | Flow control valve and its control method |
| CN109469542A (en) * | 2017-09-08 | 2019-03-15 | 现代自动车株式会社 | A kind of control method of the cooling system with coolant control valve unit |
| CN110792501A (en) * | 2018-08-01 | 2020-02-14 | 现代自动车株式会社 | Control method of cooling system for vehicle |
| CN110792502A (en) * | 2018-08-01 | 2020-02-14 | 现代自动车株式会社 | Control method of vehicle cooling system |
| CN111764995A (en) * | 2019-04-02 | 2020-10-13 | 现代自动车株式会社 | Water pump for vehicle |
| CN114810326A (en) * | 2021-01-18 | 2022-07-29 | 长城汽车股份有限公司 | Control method and device of engine thermal management loop, storage medium and vehicle |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6079766B2 (en) * | 2014-12-12 | 2017-02-15 | トヨタ自動車株式会社 | Engine cooling system and operation method thereof |
| US10619530B2 (en) | 2015-01-26 | 2020-04-14 | Modine Manufacturing Company | Thermal management unit for vehicle powertrain |
| JP6386411B2 (en) * | 2015-04-03 | 2018-09-05 | 日立オートモティブシステムズ株式会社 | Internal combustion engine cooling system and control method thereof |
| DE102015107926A1 (en) | 2015-05-20 | 2016-11-24 | Volkswagen Aktiengesellschaft | Internal combustion engine and motor vehicle |
| CN105332784A (en) * | 2015-11-26 | 2016-02-17 | 南车戚墅堰机车有限公司 | Temperature control system with temperature control valve installed on water outlets of radiators |
| KR102496812B1 (en) * | 2018-08-06 | 2023-02-06 | 현대자동차 주식회사 | Control method of cooling system |
| KR102451920B1 (en) * | 2018-08-10 | 2022-10-06 | 현대자동차 주식회사 | Coolant flow valve, cooling system provided with the same and control methof for the same |
| KR102496809B1 (en) * | 2018-08-22 | 2023-02-06 | 현대자동차 주식회사 | Control method for cooling system |
| CN110630368A (en) * | 2019-10-18 | 2019-12-31 | 中国船舶重工集团公司第七一九研究所 | Cooling system of supercritical carbon dioxide combined cycle power device of marine diesel engine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040216700A1 (en) * | 2003-05-02 | 2004-11-04 | Hutchins William R. | Engine cooling systems |
| US20050034688A1 (en) * | 2003-08-14 | 2005-02-17 | Mark Lelkes | Engine cooling disc valve |
| CN1598262A (en) * | 2003-09-20 | 2005-03-23 | 现代自动车株式会社 | Engine cooling system control apparatus for vehicles and method thereof |
| US20050199193A1 (en) * | 2002-09-04 | 2005-09-15 | Hutchins William R. | Engine cooling systems |
| CN202081952U (en) * | 2011-05-26 | 2011-12-21 | 北汽福田汽车股份有限公司 | Engine cooling system with hydraulic automatic speed changer |
| CN102713192A (en) * | 2009-11-06 | 2012-10-03 | Mtu腓特烈港有限责任公司 | Cooling system of an internal combustion engine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001280133A (en) * | 2000-03-31 | 2001-10-10 | Nidec Tosok Corp | Cooling water controller |
-
2012
- 2012-12-17 KR KR1020120147801A patent/KR101394051B1/en not_active IP Right Cessation
-
2013
- 2013-03-20 US US13/847,682 patent/US20140165932A1/en not_active Abandoned
- 2013-04-05 DE DE102013103423.3A patent/DE102013103423A1/en not_active Withdrawn
- 2013-04-12 CN CN201310127523.8A patent/CN103867281A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050199193A1 (en) * | 2002-09-04 | 2005-09-15 | Hutchins William R. | Engine cooling systems |
| US20040216700A1 (en) * | 2003-05-02 | 2004-11-04 | Hutchins William R. | Engine cooling systems |
| US20050034688A1 (en) * | 2003-08-14 | 2005-02-17 | Mark Lelkes | Engine cooling disc valve |
| CN1598262A (en) * | 2003-09-20 | 2005-03-23 | 现代自动车株式会社 | Engine cooling system control apparatus for vehicles and method thereof |
| CN102713192A (en) * | 2009-11-06 | 2012-10-03 | Mtu腓特烈港有限责任公司 | Cooling system of an internal combustion engine |
| CN202081952U (en) * | 2011-05-26 | 2011-12-21 | 北汽福田汽车股份有限公司 | Engine cooling system with hydraulic automatic speed changer |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822481A (en) * | 2015-01-26 | 2016-08-03 | 摩丁制造公司 | Thermal management unit for vehicle powertrain |
| CN105822481B (en) * | 2015-01-26 | 2019-04-26 | 摩丁制造公司 | Thermal management unit for vehicle engine assembly |
| CN105937431A (en) * | 2015-03-04 | 2016-09-14 | 通用汽车环球科技运作有限责任公司 | Thermal control module |
| CN107345497A (en) * | 2016-05-04 | 2017-11-14 | 现代自动车株式会社 | Flow control valve and its control method |
| CN107345497B (en) * | 2016-05-04 | 2021-06-08 | 现代自动车株式会社 | Flow control valve and control method thereof |
| CN109469542A (en) * | 2017-09-08 | 2019-03-15 | 现代自动车株式会社 | A kind of control method of the cooling system with coolant control valve unit |
| CN110792501A (en) * | 2018-08-01 | 2020-02-14 | 现代自动车株式会社 | Control method of cooling system for vehicle |
| CN110792502A (en) * | 2018-08-01 | 2020-02-14 | 现代自动车株式会社 | Control method of vehicle cooling system |
| CN110792501B (en) * | 2018-08-01 | 2022-05-03 | 现代自动车株式会社 | Control method of cooling system for vehicle |
| CN111764995A (en) * | 2019-04-02 | 2020-10-13 | 现代自动车株式会社 | Water pump for vehicle |
| CN114810326A (en) * | 2021-01-18 | 2022-07-29 | 长城汽车股份有限公司 | Control method and device of engine thermal management loop, storage medium and vehicle |
| CN114810326B (en) * | 2021-01-18 | 2023-11-10 | 长城汽车股份有限公司 | Control method and device of engine thermal management loop, storage medium and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102013103423A1 (en) | 2014-06-18 |
| US20140165932A1 (en) | 2014-06-19 |
| KR101394051B1 (en) | 2014-05-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103867281A (en) | Engine cooling system for vehicle and control method of the same | |
| CN107339142B (en) | Dynamical system heat management system | |
| US7650753B2 (en) | Arrangement for cooling exhaust gas and charge air | |
| KR100962902B1 (en) | Cooling Apparatus of an Internal Combustion Engine | |
| CN104675504B (en) | Cooling system for hybrid vehicle and adjusting method thereof | |
| EP2198137B1 (en) | Arrangement for cooling of oil in a gearbox for a vehicle | |
| JP2011173543A (en) | Battery cooling/heating device | |
| CN101218422A (en) | Engine cooler | |
| CN102486113A (en) | Method for controlling exhaust gas heat recovery systems in vehicles | |
| CN206664207U (en) | A kind of vehicle changes in temperature circulatory system and automobile | |
| JP7248378B2 (en) | Method for operating ship cooling system | |
| US11318814B2 (en) | Cooling apparatus | |
| CN102733921A (en) | An engine cooling system and a cooling method | |
| CN104373250A (en) | Cooling apparatus and cooling control method for egr gas and engine oil | |
| JP2012500364A (en) | Cooling system for a vehicle driven by an internal combustion engine | |
| EP2247835A1 (en) | Exhaust gas recirculation cooling circuit | |
| CN101718217A (en) | Fluid-cooled internal combustion engine with oil cooler and its operating method | |
| CN109578126A (en) | High/low temperature dual cycle cooling system for hybrid vehicle | |
| JP2013199853A (en) | Cooling device | |
| CN102146835B (en) | Cooling system | |
| CN107453008A (en) | A kind of pure electric vehicle battery bag heating system and its control method | |
| CZ306847B6 (en) | A thermoregulatory system, especially for cars | |
| CN105745412A (en) | Method and device for ventilating a heat management system of an internal combustion engine | |
| CN205297711U (en) | Engine intelligent cooling system based on components of a whole that can function independently cooling and reverse cooling | |
| CN202369895U (en) | Radiator system, control system and double-steel-wheel road roller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140618 |
|
| WD01 | Invention patent application deemed withdrawn after publication |