CN203604034U - Thermal management system of engine - Google Patents
Thermal management system of engine Download PDFInfo
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- CN203604034U CN203604034U CN201320747331.2U CN201320747331U CN203604034U CN 203604034 U CN203604034 U CN 203604034U CN 201320747331 U CN201320747331 U CN 201320747331U CN 203604034 U CN203604034 U CN 203604034U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000001816 cooling Methods 0.000 claims abstract description 38
- 230000000630 rising Effects 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000002826 coolant Substances 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 230000002035 prolonged Effects 0.000 abstract 1
- 238000003745 diagnosis Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000012188 paraffin wax Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Abstract
The utility model provides a thermal management system of an engine. The thermal management system of the engine comprises a sensor installed on the engine, a cooling fan close to a radiator, a cooling fan control device used for controlling the cooling fan, a vehicle-mounted computer with a signal input interface and a signal output interface, a water inlet pipeline and a water outlet pipeline, the water inlet pipeline and the water outlet pipeline are connected with the engine and the radiator relative to the engine, the sensor is connected with the signal input interface of the vehicle-mounted computer, and the cooling fan control device is connected with the signal output interface of the vehicle-mounted interface. The thermal management system of the engine is characterized in that an electronically controlled water pump and an electronically controlled thermostat are additionally installed on the thermal insulation management system, and the electronically controlled water pump and the electronically controlled thermostat are also connected with the signal output interface of the vehicle-mounted computer. Compared with the prior art, the thermal management system of the engine can control the operating temperature of the engine intelligently and accurately so as to enable the engine to run in an optimal temperature range always; fuel consumption of the engine is reduced, abrasion of the engine is lowered, and the service life of the engine is prolonged.
Description
Technical field
The utility model relates to automobile technical field, is specifically related to a kind of new work engine heat management device.
Background technique
Since automobile and internal-combustion engine invention, internal-combustion engine just becomes the most important power source of automobile gradually.Internal-combustion engine technology has had the development of advancing by leaps and bounds.But never have great improvement and breakthrough in the past more than 50 year of the cooling technology growing up together with traditional combustion engine, normally motor and radiator form a closed waterway circulating (referring to accompanying drawing 1), the upper sensor 1 ' being connected with ECU 3 ' that arranges of motor 2 ' is to detect the temperature of engine cooling water, the parameters such as intake temperature, ECU 3 ' is connected with radiation fan 7 ' again, on closed water route, water pump 4 ' is set for driving water circulation, ECU 3 ' judges the operating mode of motor 2 ' according to the data of sensor 1 ' input, control radiation fan motor 7 ' unlatching and stop, thereby engine water temperature is controlled in certain temperature.Install mechanical type thermostat 5 ' additional, automatically regulate according to the height of cooling water temperature the water yield that enters radiator 6 ', change the range of DO of water, to regulate the heat dissipation potential of cooling system, assurance motor is worked in suitable temperature range.
But still there is certain defect in existing cooling technology: water pump is accompanied by the startup of motor always and moves, in the time that motor just starts temperature still low and water pump just drive water circulation always, extended the preheat time of motor, be unfavorable for saving energy and reduce the cost, low-carbon environment-friendly; Existing thermostat is mechanical type, when chilling temperature is during lower than specified value, the refined paraffin wax in temperature sensor is solid-state, thermostat valve under the effect of spring, kill engine and radiator between passage, cooling liquid, through water pump return engine, is carried out short circle in motor.When coolant temperature reaches after specified value, paraffin starts thawing and gradually becomes liquid, and volume increases thereupon and oppresses rubber pipe makes its contraction.When rubber pipe shrinks, push rod is done in order to thrust upwards, push rod has downward reaction thrust to make valve opening to valve.At this moment cooling liquid is via radiator and thermostat valve, then flows back to motor through water pump, carries out major cycle.Owing to being the open and close that realize valve by the variation of paraffin form, and the variation of paraffin form is by the temperature of induction cooling liquid, therefore has certain hysteresis quality, opens late as thermostat main valve, will cause engine overheat; Main valve is opened too early, makes engine warming up time lengthening, makes engine temperature too low.Generally speaking, the accurately operating temperature of accurate control engine of prior art, thus make motor all the time in optimum temperature range work; Engine fuel consumption also has the space further reducing.
Summary of the invention
The utility model object is just for solving the problems of the technologies described above, a kind of new work engine heat management device is disclosed, the technological scheme of taking is: this engine thermal management apparatus, comprise the sensor 1 being arranged on motor 2, near the cooling fan 7 of radiator 6, control the cooling fan controller of cooling fan 7, the vehicle-mounted computer (also claiming ECU) 3 that comprises signal input interface and signal output interface, inlet pipeline 261 and rising pipe 262 with respect to motor 2 connecting engines 2 with radiator 6, described sensor 1 is connected with the signal input interface of vehicle-mounted computer 3, cooling fan controller is connected with the signal output interface of vehicle-mounted computer 3, on inlet pipeline 261 or rising pipe 262, also install electric control pump 4 additional unlike the prior art, electric control pump 4 is also connected with the signal output interface of vehicle-mounted computer 3, also install electric-controlled thermostat 5 additional, electric-controlled thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.Adopt this technological scheme, can directly control electric control pump 4 and electric-controlled thermostat 5 by vehicle-mounted computer (also claiming ECU) 3, thereby whether or the size of flow the circulation of controlling cooling liquid in inlet pipeline 261 and rising pipe 262, thereby intelligent, the operating temperature of precision ground control engine, thus make motor all the time in optimum temperature range work; Reduce engine fuel consumption, reduce engine scuffing, improve service life of aeroengine.
Further, described sensor 1 comprises engine water temperature sensor, suction pressure and temperature transducer and/or engine rotation speed sensor.
Further, described cooling fan controller comprises motor 8, fan clutch 9 or modular fan clutch 10.
Further, described electric control pump 4 comprise can realize two kinds of working staties of open and close electrically switchable grating water pump or can the flexible automatically controlled adjustable speed water pump that changes coolant rate.
Further, described electric-controlled thermostat 5 is at its temperature sensor in-built electrical heating element.When energising, can make thermostat open rapidly.When thermostat no electric circuit, be equivalent to improve the mechanical type thermostat of open temp.
Further, described modular fan clutch 10, for cooling fan blade is directly installed on fan clutch, has saved fan hub.
Accompanying drawing explanation
Fig. 1 is engine thermal management apparatus structural representation of the prior art;
Fig. 2 is the engine thermal management apparatus structural representation of embodiment 1-2;
Fig. 3 is embodiment 3 engine thermal management apparatus structural representation;
Fig. 4 is embodiment 4 engine thermal management apparatus structural representation;
Fig. 5 is embodiment 5 engine thermal management apparatus structural representation;
Fig. 6 is embodiment 6 engine thermal management apparatus structural representation.
Wherein: 1-sensor, 2-motor, 3-vehicle-mounted computer, 4-electric control pump, 5-electric-controlled thermostat, 6-radiator, 7-cooling fan, 8-motor, 9-fan clutch; 10-modular fan clutch, 261-inlet pipeline, 262-rising pipe.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
Embodiment 1, referring to accompanying drawing 2
This engine thermal management apparatus, comprise the sensor 1 being arranged on motor 2, near the cooling fan 7 of radiator 6, control the motor 8 of cooling fan 7, the vehicle-mounted computer (also claiming ECU) 3 that comprises signal input interface and signal output interface, ECU has fault diagnosis functions simultaneously, inlet pipeline 261 and rising pipe 262 with respect to motor 2 connecting engines 2 with radiator 6, described sensor 1 is connected with the signal input interface of vehicle-mounted computer 3, motor 8 is connected with the signal output interface of vehicle-mounted computer 3, on inlet pipeline 261, also install electric control pump 4 additional, described electric control pump 4 is electrically switchable grating water pump, switch water pump is also connected with the signal output interface of vehicle-mounted computer 3, also install electric-controlled thermostat 5 additional, described electric-controlled thermostat 5 is at its temperature sensor in-built electrical heating element.When energising, can make thermostat open rapidly.When thermostat no electric circuit, be equivalent to improve the mechanical type thermostat of open temp.Electric-controlled thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.
ECU processes the signal of sensor 1 of input, draws engine operating condition, and split according to built-in control strategy cut out the pump, electric-controlled thermostat 5, motor 8 accurately control.When motor 2 cold start-up, the first closing switch water pump of ECU, motor 2 heats up rapidly.Reach after switch pump working condition, ECU control switch pump working, the data of inputting according to sensor 1 judge motor 3 operating modes simultaneously.When medium and small load, ECU controls electric-controlled thermostat 5 and opens in higher target water temperature, thereby the motor of ECU control simultaneously 8 drives cooling fans 7 to work.While load greatly, ECU controls electric-controlled thermostat 5 and is opening compared with low target water temperature, and meanwhile, thereby ECU controls motor, 8 control cooling fans 7 are worked.
embodiment 2, referring to accompanying drawing 2
This engine thermal management apparatus, comprise the sensor 1 being arranged on motor 2, near the cooling fan 7 of radiator 6, control the motor 8 of cooling fan 7, the vehicle-mounted computer (also claiming ECU) 3 that comprises signal input interface and signal output interface, ECU has fault diagnosis functions simultaneously, inlet pipeline 261 and rising pipe 262 with respect to motor 2 connecting engines 2 with radiator 6, described sensor 1 is connected with the signal input interface of vehicle-mounted computer 3, motor 8 is connected with the signal output interface of vehicle-mounted computer 3, on inlet pipeline 261, also install electric control pump 4 additional, described electric control pump 4 is automatically controlled adjustable speed water pump, adjustable speed water pump is also connected with the signal output interface of vehicle-mounted computer 3, between rising pipe 262 and inlet pipeline 261 and rising pipe 262, also install electric-controlled thermostat 5 additional, described electric-controlled thermostat 5 is at its temperature sensor in-built electrical heating element.When energising, can make thermostat open rapidly.When thermostat no electric circuit, be equivalent to improve the mechanical type thermostat of open temp.Electric-controlled thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.
The signal of the sensor 1 of ECU to input is processed, and draws the operating mode of motor 2.And according to built-in control strategy, adjustable speed water pump, electric-controlled thermostat 5, motor 8 are accurately controlled.When motor 2 cold start-up, ECU first controls the work of adjustable speed water pump small flow, and motor heats up rapidly.3ECU controls adjustable speed water pump and normally works, and simultaneously inputs data and judge the operating mode of motor 2 according to sensor 1.When medium and small load, ECU controls electric-controlled thermostat 5 and opens in higher target water temperature, thereby the motor of ECU control simultaneously 8 control cooling fans 7 are worked.When large load, ECU controls electric-controlled thermostat 5 and is opening compared with low target water temperature, and meanwhile, thereby ECU controls motor, 8 control cooling fans 7 are worked.
embodiment 3,referring to accompanying drawing 3
This engine thermal management apparatus, comprise the sensor 1 being arranged on motor 2, near the cooling fan 7 of radiator 6, control the fan clutch 9 of cooling fan 7, the vehicle-mounted computer (also claiming ECU) 3 that comprises signal input interface and signal output interface, ECU has fault diagnosis functions simultaneously, inlet pipeline 261 and rising pipe 262 with respect to motor 2 connecting engines 2 with radiator 6, described sensor 1 is connected with the signal input interface of vehicle-mounted computer 3, fan clutch 9 is connected with the signal output interface of vehicle-mounted computer 3, on inlet pipeline 261, also install electric control pump 4 additional, described electric control pump 4 is electrically switchable grating water pump, switch water pump is also connected with the signal output interface of vehicle-mounted computer 3, between rising pipe 262 and inlet pipeline 261 and rising pipe 262, also install electric-controlled thermostat 5 additional, described electric-controlled thermostat 5 is at its temperature sensor in-built electrical heating element.When energising, can make thermostat open rapidly.When thermostat no electric circuit, be equivalent to improve the mechanical type thermostat of open temp.Electric-controlled thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.
ECU processes the signal of sensor 1 of input, draws engine operating condition, and split according to built-in control strategy cut out the pump, electric-controlled thermostat 5, fan clutch 9 accurately control.When motor 2 cold start-up, the first closing switch water pump of ECU, motor 2 heats up rapidly.Reach after switch pump working condition, ECU control switch pump working, the data of inputting according to sensor 1 judge motor 3 operating modes simultaneously.When medium and small load, ECU controls electric-controlled thermostat 5 and opens in higher target water temperature, thereby the fan clutch of ECU control simultaneously 9 drives cooling fans 7 to work.While load greatly, ECU controls electric-controlled thermostat 5 and is opening compared with low target water temperature, and meanwhile, thereby ECU controls fan clutch, 9 control cooling fans 7 are worked.
embodiment 4,referring to accompanying drawing 4
This engine thermal management apparatus, comprise the sensor 1 being arranged on motor 2, near the cooling fan 7 of radiator 6, control the fan clutch 9 of cooling fan 7, the vehicle-mounted computer (also claiming ECU) 3 that comprises signal input interface and signal output interface, ECU has fault diagnosis functions simultaneously, inlet pipeline 261 and rising pipe 262 with respect to motor 2 connecting engines 2 with radiator 6, described sensor 1 is connected with the signal input interface of vehicle-mounted computer 3, fan clutch 9 is connected with the signal output interface of vehicle-mounted computer 3, on rising pipe 262, also install electric control pump 4 additional, described electric control pump 4 is automatically controlled adjustable speed water pump, adjustable speed water pump is also connected with the signal output interface of vehicle-mounted computer 3, between rising pipe 262 and inlet pipeline 261 and rising pipe 262, also install electric-controlled thermostat 5 additional, described electric-controlled thermostat 5 is at its temperature sensor in-built electrical heating element.When energising, can make thermostat open rapidly.When thermostat no electric circuit, be equivalent to improve the mechanical type thermostat of open temp.Electric-controlled thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.
Thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.
The signal of the sensor 1 of ECU to input is processed, and draws engine operating condition, and according to built-in control strategy, adjustable speed water pump, electric-controlled thermostat 5, fan clutch 9 is accurately controlled.When motor 2 cold start-up, ECU first controls the work of adjustable speed water pump small flow, and motor 2 heats up rapidly.ECU controls adjustable speed water pump and normally works, and the data of inputting according to sensor 1 judge motor 3 operating modes simultaneously.When medium and small load, ECU controls electric-controlled thermostat 5 and opens in higher target water temperature, thereby the fan clutch of ECU control simultaneously 9 drives cooling fans 7 to work.While load greatly, ECU controls electric-controlled thermostat 5 and is opening compared with low target water temperature, and meanwhile, thereby ECU controls fan clutch, 9 control cooling fans 7 are worked.
embodiment 5,referring to accompanying drawing 5
This engine thermal management apparatus, comprise the sensor 1 being arranged on motor 2, be directly installed on fan clutch for cooling fan blade near modular fan clutch 10 described in the modular fan clutch 10(of radiator 6, save fan hub), the vehicle-mounted computer (also claiming ECU) 3 that comprises signal input interface and signal output interface, ECU has fault diagnosis functions simultaneously, inlet pipeline 261 and rising pipe 262 with respect to motor 2 connecting engines 2 with radiator 6, described sensor 1 is connected with the signal input interface of vehicle-mounted computer 3, modular fan clutch 10 is connected with the signal output interface of vehicle-mounted computer 3, on inlet pipeline 261, also install electric control pump 4 additional, described electric control pump 4 is electrically switchable grating water pump, switch water pump is also connected with the signal output interface of vehicle-mounted computer 3, also install electric-controlled thermostat 5 additional, described electric-controlled thermostat 5 is at its temperature sensor in-built electrical heating element.When energising, can make thermostat open rapidly.When thermostat no electric circuit, be equivalent to improve the mechanical type thermostat of open temp.Electric-controlled thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.
ECU processes the signal of sensor 1 of input, draws engine operating condition, and split according to built-in control strategy cut out the pump, electric-controlled thermostat 5, modular fan clutch 10 accurately control.When motor 2 cold start-up, the first closing switch water pump of ECU, motor 2 heats up rapidly.Reach after switch pump working condition, ECU control switch pump working, the data of inputting according to sensor 1 judge motor 3 operating modes simultaneously.When medium and small load, ECU controls electric-controlled thermostat 5 and opens in higher target water temperature, and ECU control module fan clutch 10 is worked simultaneously.When large load, ECU controls electric-controlled thermostat 5 and is opening compared with low target water temperature, and meanwhile, ECU control module fan clutch 10 is worked.
embodiment 6,referring to accompanying drawing 6
This engine thermal management apparatus, comprise the sensor 1 being arranged on motor 2, be directly installed on fan clutch for cooling fan blade near modular fan clutch 10 described in the modular fan clutch 10(of radiator 6, save fan hub), the vehicle-mounted computer (also claiming ECU) 3 that comprises signal input interface and signal output interface, ECU has fault diagnosis functions simultaneously, inlet pipeline 261 and rising pipe 262 with respect to motor 2 connecting engines 2 with radiator 6, described sensor 1 is connected with the signal input interface of vehicle-mounted computer 3, modular fan clutch 10 is connected with the signal output interface of vehicle-mounted computer 3, on rising pipe 262, also install electric control pump 4 additional, described electric control pump 4 is automatically controlled adjustable speed water pump, adjustable speed water pump is also connected with the signal output interface of vehicle-mounted computer 3, between rising pipe 262 and inlet pipeline 261 and rising pipe 262, also install electric-controlled thermostat 5 additional, described electric-controlled thermostat 5 is at its temperature sensor in-built electrical heating element.When energising, can make thermostat open rapidly.When thermostat no electric circuit, be equivalent to improve the mechanical type thermostat of open temp.Electric-controlled thermostat 5 is also connected with the signal output interface of vehicle-mounted computer 3.
The signal of the sensor 1 of ECU to input is processed, and draws engine operating condition, and according to built-in control strategy, adjustable speed water pump, electric-controlled thermostat 5, modular fan clutch 10 is accurately controlled.When motor 2 cold start-up, ECU first controls the work of adjustable speed water pump small flow, and motor 2 heats up rapidly.ECU controls adjustable speed water pump and normally works, and the data of inputting according to sensor 1 judge motor 3 operating modes simultaneously.When medium and small load, ECU controls electric-controlled thermostat 5 and opens in higher target water temperature, and ECU control module fan clutch 10 is worked simultaneously.When large load, ECU controls electric-controlled thermostat 5 and is opening compared with low target water temperature, and meanwhile, ECU control module fan clutch 10 is worked.
Claims (6)
1. an engine thermal management apparatus, comprise the sensor (1) being arranged on motor (2), near the cooling fan (7) of radiator (6), control the cooling fan controller of cooling fan (7), the vehicle-mounted computer (3) that comprises signal input interface and signal output interface, inlet pipeline (261) and the rising pipe (262) of connecting engine (2) and radiator (6) with respect to motor (2), be used for driving water circulation water pump 4 ', automatically regulate the thermostat 5 ' of the water yield that enters radiator (6 ') according to the height of cooling water temperature, described sensor (1) is connected with the signal input interface of vehicle-mounted computer (3), cooling fan controller is connected with the signal output interface of vehicle-mounted computer (3), it is characterized in that described water pump (4 ') is electric control pump (4), the guide line of electric control pump (4) is also connected with the signal output interface of vehicle-mounted computer (3), described thermostat (5 ') is electric-controlled thermostat, and the guide line of electric-controlled thermostat (5) is also connected with the signal output interface of vehicle-mounted computer (3).
2. a kind of engine thermal management apparatus of claim 1, is characterized in that described sensor (1) comprises engine water temperature sensor, suction pressure and temperature transducer and/or engine rotation speed sensor.
3. a kind of engine thermal management apparatus of claim 1, is characterized in that described cooling fan controller comprises motor (8), fan clutch (9) or modular fan clutch (10).
4. a kind of engine thermal management apparatus of claim 1, it is characterized in that described electric control pump (4) comprise can realize two kinds of working staties of open and close numerical control switch water pump or can the flexible numerical control speed adjusting water pump that changes coolant rate.
5. a kind of engine thermal management apparatus of claim 1, is characterized in that described electric-controlled thermostat (5) is at its temperature sensor in-built electrical heating element.
6. a kind of engine thermal management apparatus of claim 3, is characterized in that described modular fan clutch (10), for cooling fan blade is directly installed on fan clutch, has saved fan hub.
。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747331.2U CN203604034U (en) | 2013-11-25 | 2013-11-25 | Thermal management system of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320747331.2U CN203604034U (en) | 2013-11-25 | 2013-11-25 | Thermal management system of engine |
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| Publication Number | Publication Date |
|---|---|
| CN203604034U true CN203604034U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320747331.2U Active CN203604034U (en) | 2013-11-25 | 2013-11-25 | Thermal management system of engine |
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| Country | Link |
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| CN (1) | CN203604034U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005832A (en) * | 2014-06-09 | 2014-08-27 | 广西玉柴机器股份有限公司 | Electronic control thermal management system for diesel engine |
| CN104481662A (en) * | 2014-12-08 | 2015-04-01 | 陕西法士特齿轮有限责任公司 | Automobile heat radiation system matched with hydraulic retarder and control method of automobile heat radiation system |
-
2013
- 2013-11-25 CN CN201320747331.2U patent/CN203604034U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005832A (en) * | 2014-06-09 | 2014-08-27 | 广西玉柴机器股份有限公司 | Electronic control thermal management system for diesel engine |
| CN104481662A (en) * | 2014-12-08 | 2015-04-01 | 陕西法士特齿轮有限责任公司 | Automobile heat radiation system matched with hydraulic retarder and control method of automobile heat radiation system |
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