CN104571182A - Electro-hydraulic hybrid-driven intelligent cooling system - Google Patents
Electro-hydraulic hybrid-driven intelligent cooling system Download PDFInfo
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- CN104571182A CN104571182A CN201410417936.4A CN201410417936A CN104571182A CN 104571182 A CN104571182 A CN 104571182A CN 201410417936 A CN201410417936 A CN 201410417936A CN 104571182 A CN104571182 A CN 104571182A
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Abstract
The invention discloses an electro-hydraulic hybrid-driven intelligent cooling system which comprises a controller, a sensor, an electrically-driven cooling system module and a hydraulically-driven cooling system module, wherein the sensor is connected to the input end of the controller, and the electrically-driven cooling system module and the hydraulically-driven cooling system module are connected to the output end of the controller; the sensor is connected with the controller through a line; a first motor and a second motor in the electrically-driven cooling system module are connected with the controller through a first motor driving signal and a second motor driving signal respectively; a hydraulic pump in the hydraulically-driven cooling system module is connected with the controller through a hydraulic pump speed governing signal. According to the system, the flow velocity of a cooling fluid and the rotating speed of a fan can be regulated and matched under different working conditions, so that proper cooling effects are achieved, and the temperature of the cooling fluid is controlled within the optimal range; in addition, the hydraulically-driven cooling system module and/or the electrically-driven cooling system module can be adaptively arranged and adopted according to the power of a driving source, so that energy is saved, and consumption is reduced.
Description
Technical field:
The present invention relates to cooling system technical field, relate to a kind of Intelligence Cooling System in particular.
Background technology:
Equip in actual use procedure, overheated or excessively cold operating mode all can cause certain harm to equipment.For internal combustion engine, when COOLANT TEMPERATURE, there is machine oil and go bad, wearing and tearing aggravation, the problem of power drop; When equipment is crossed cold, there is radiation loss large, engine capacity declines, the problems such as mixture combustion is incomplete.For the heavy-duty motor that new forms of energy car or some engineer equipment use, its heat eliminating medium also has a most suitable scope.Cooling system makes the cooling of equipment appropriateness, and keeps it to work in optimally temperature range, prevents apparatus overheat, excessively cold.
Engineering machinery or equipment are containing engine, torque converter (wheel box), hydraulic work device, steering mechanism, air-conditioning system etc., described parts all need refrigeratory to cool, thus multiple refrigeratory is had, traditional mode is for be combined in a module by multiple cooler package, and adopt a fan to force cooling, affect each other, and be unfavorable for arranging.
In addition, cooling equipment is put and is usually made up of heating radiator, pump, fan, pipeline and temperature control equipment etc., by heat being taken out of by liquid coolant, and through heat sink radiates in air, in prior art, the flowing velocity of tube-cooled liquid is constant, can not accelerate or the flowing velocity that slows down according to the applying working condition of reality, can only by the intensity of cooling regulating the rotating speed of fan to realize adjustment equipment, its cooling effect is not good, Given this, is improved for the problem existing for prior art.
Summary of the invention:
Object of the present invention is exactly the deficiency for prior art, and a kind of electric liquid combination drive Intelligence Cooling System is provided, it can realize the speed of cooling liquid speed and the optimum matching of rotation speed of the fan speed under different operating mode, thus reach suitable cooling effect, coolant temperature is controlled in the scope of the best, and the present invention can arrange according to the size of driving source power the hydraulic driving cooling system and/or electric drive cooling system that adapt, energy-saving consumption-reducing.
Technology solution of the present invention is as follows: a kind of electric liquid combination drive Intelligence Cooling System, comprise controller, sensor, electric drive cooling system module and hydraulic driving cooling system module, the input end of described controller is connected with sensor, output terminal is connected with electric drive cooling system module and hydraulic driving cooling system module, described sensor is connected with controller by circuit, first motor of described electric drive cooling system inside modules is connected with controller with the second motor drive signal via the first motor drive signal respectively with the second motor, the hydraulic pump of described hydraulic driving cooling system inside modules is connected with controller via hydraulic pump speed-regulating signal,
Wherein, the temperature signal of various piece is sent to controller by described sensor, after the temperature signal of described controller pick-up transducers transmission, the temperature signal via controller computing that collects and process are exported the speed-regulating signal for hydraulic pump in the drive singal of motor in electric drive cooling system module and hydraulic driving cooling system module, described motor changes rotating speed after receiving the drive singal of controller, thus change the output pressure of pump and flow and have adjusted the rotating speed of fan, described hydraulic pump changes its output pressure and flow after receiving the speed-regulating signal of controller, thus change the rotating speed of the first oil motor and the second oil motor be connected with hydraulic pump, and then change the output pressure of pump and flow and have adjusted the rotating speed of fan, thus the speed of cooling liquid speed and the optimum matching of rotation speed of the fan speed under forming different operating mode.
Preferred as technique scheme, described electric drive cooling system module comprises the first drive source, pump, the first motor, the second motor, fan and heating radiator, described first motor is connected with controller with the second motor drive signal via the first motor drive signal respectively with the second motor, the output shaft end of described first motor is connected with pump, described pump is arranged in cooling line, described pump is connected with heating radiator by cooling line, the side of described heating radiator is provided with fan, and described fan is arranged on the output shaft end of described second motor.
Preferred as technique scheme, described hydraulic driving cooling system module comprises the second drive source, hydraulic pump, pump, first oil motor, second oil motor, hydraulic reservoir, fan and heating radiator, described hydraulic pump is connected with controller via hydraulic pump speed-regulating signal, the input shaft end of described hydraulic pump is connected with high-power second drive source, described hydraulic pump oil-in end is provided with hydraulic reservoir, the oil-out end of described hydraulic pump is connected with the first oil motor and the second oil motor, described hydraulic pump, first oil motor and hydraulic reservoir form the first circulation, described hydraulic pump, second oil motor and hydraulic reservoir form the second circulation, the output shaft end of the first oil motor in described first circulation is connected with pump, described pump is arranged in cooling line, described cooling line is connected with heating radiator, the side of described heating radiator is provided with fan, described fan is arranged on the output shaft end of the second oil motor.
Preferred as technique scheme, the first described oil motor is all connected with the oil-out of hydraulic pump with the oil-in of the second oil motor, first oil motor is all connected with hydraulic reservoir with the oil-out of the second oil motor, and described hydraulic reservoir is connected with the oil-in of hydraulic pump.
Preferred as technique scheme, the tach signal that described controller can input the first motor, the second motor, the first oil motor, the second oil motor and hydraulic pump is as with reference to controlled quentity controlled variable.
Preferred as technique scheme, the output terminal of described controller can be provided with display, and controller has CAN interface and RS232 interface, and described display is connected by CAN interface or RS232 Interface and Controler.
Preferred as technique scheme, described sensor comprise engine coolant temperature sensor, in cold intake air temperature sensor, hydraulic work system temperature sensor, torque converter oil temperature sensor, environment temperature sensor or other temperature sensor.
Preferred as technique scheme, described sensor be engine coolant temperature sensor, in cold intake air temperature sensor, hydraulic work system temperature sensor, torque converter oil temperature sensor, environment temperature sensor or other temperature sensor one, two or more.
Preferred as technique scheme, described hydraulic driving cooling system module is generally used for high-power heat-dissipation, as engineering machinery engine and/or hydraulic system heat radiation.
Preferred as technique scheme, described electric drive cooling system module is generally used for middle low power heat radiation, as torque converter and/or steering and/or equipment and/or air-conditioning heat dissipation.
Beneficial effect of the present invention is: can adapt to the drive source under different operating mode, after the temperature signal of described controller pick-up transducers transmission, then the temperature signal via controller computing collected and process are exported output pressure and the flow of regulable control electric drive cooling system module motor speed and hydraulic pump by controller, the cooling requirements under different operating mode can be met.Described hydraulic driving cooling system module and electric drive cooling system module can be arranged in same equipment, also can arrange separately, flexible structure, energy-saving consumption-reducing.
Described hydraulic driving cooling system module changes the rotating speed of the first oil motor and the second oil motor by the output pressure and flow changing hydraulic pump, utilize the change of the first hydraulic motor rotary speed to change output pressure and the flow of pump, thus the speed of cooling liquid speed in controlled cooling model pipeline, controlled the rotating speed of fan by the change of the second hydraulic motor rotary speed simultaneously; Described electric drive cooling system module by arranging the first motor on pump, utilizes the first motor to change output pressure and the flow of water pump, thus the speed of cooling liquid speed in controlled cooling model pipeline, simultaneously by the rotating speed of the second Electric Machine Control fan.The present invention can realize the speed of cooling liquid speed and the optimum matching of rotation speed of the fan speed under different operating mode, thus realizes the cooling effect that is applicable to, thus coolant temperature is controlled in the scope of the best.
Accompanying drawing illustrates:
Fig. 1 is the theory diagram of cooling system of the present invention.
In figure, the 10, first drive source; 20, the second drive source; 30, pump; 40, the first motor; 41, the second motor; 50, hydraulic pump; 60, the first oil motor; 61, the second oil motor; 70, hydraulic reservoir; 80, fan; 90, heating radiator.
Embodiment:
Embodiment: by particular specific embodiment, embodiments of the present invention are described below, those skilled in the art can understand other advantages of the present invention and effect easily by content disclosed in the present specification." first " and " second " in the present embodiment is for convenience of explanation, and be not used to limit of the present invention can practical range.
As shown in Figure 1, a kind of electric liquid combination drive Intelligence Cooling System, comprises controller, sensor, electric drive cooling system module and hydraulic driving cooling system module.Described hydraulic driving cooling system module is generally used for high-power heat-dissipation, as engineering machinery engine and/or hydraulic system heat radiation.Described electric drive cooling system module is generally used for middle low power heat radiation, as torque converter and/or steering and/or equipment and/or air-conditioning heat dissipation.Wherein, electric drive cooling system module comprises the first drive source 10, pump 30, first motor 40, second motor 41, fan 80 and heating radiator 90; Described hydraulic driving cooling system module comprises the second drive source 20, hydraulic pump 50, pump 30, first oil motor 60, second oil motor 61, hydraulic reservoir 70, fan 80 and heating radiator 90.The input end of described controller is connected with sensor, output terminal is connected with electric drive cooling system module and hydraulic driving cooling system module, and described controller can input the tach signal of the first motor 40, second motor 41, first oil motor 60, second oil motor 61 and hydraulic pump 50 as reference controlled quentity controlled variable.Described sensor is connected with controller by circuit, first motor 40 of described electric drive cooling system inside modules is connected with controller with the second motor drive signal via the first motor drive signal respectively with the second motor 41, and the hydraulic pump 50 of described hydraulic driving cooling system inside modules is connected with controller via hydraulic pump speed-regulating signal.
First drive source 10, pump 30, first motor 40, second motor 41, fan 80 and heating radiator 90 during described electric drive cooling system module comprises, described first motor 40 is connected with controller with the second motor drive signal via the first motor drive signal respectively with the second motor 41, the output shaft end of described first motor 40 is connected with pump 30, described pump 30 is arranged in cooling line, described pump 30 is connected with heating radiator 90 by cooling line, the side of described heating radiator 90 is provided with fan 80, and described fan 80 is arranged on the output shaft end of described second motor 41.
Described hydraulic driving cooling system module comprises the second drive source 20, hydraulic pump 50, pump 30, first oil motor 60, second oil motor 61, hydraulic reservoir 70, fan 80 and heating radiator 90, described hydraulic pump 50 is connected with controller via hydraulic pump speed-regulating signal, the input shaft end of described hydraulic pump 50 is connected with the second drive source 20, described hydraulic pump 50 oil-in end is provided with hydraulic reservoir 70, the oil-out end of described hydraulic pump 50 is connected with the first oil motor 60 and the second oil motor 61, described hydraulic pump 50, first oil motor 60 and hydraulic reservoir 70 form the first circulation, described hydraulic pump 50, second oil motor 61 and hydraulic reservoir 70 form the second circulation, the output shaft end of the first oil motor 60 in described first circulation is connected with pump 30, described pump 30 is arranged in cooling line, described cooling line is connected with heating radiator 90, the side of described heating radiator 90 is provided with fan 80, described fan 80 is arranged on the output shaft end of the second oil motor 61, wherein, described first oil motor 60 is all connected with the oil-out of hydraulic pump 50 with the oil-in of the second oil motor 61, first oil motor 60 is all connected with hydraulic reservoir 70 with the oil-out of the second oil motor 61, described hydraulic reservoir 70 is connected with the oil-in of hydraulic pump 50.
Sensor comprise engine coolant temperature sensor, in cold intake air temperature sensor, hydraulic work system temperature sensor, torque converter oil temperature sensor, environment temperature sensor or other temperature sensor; In concrete use procedure, corresponding sensor can be selected as required, the sensor that namely equipment uses be engine coolant temperature sensor, in cold intake air temperature sensor, hydraulic work system temperature sensor, torque converter oil temperature sensor, in environment temperature sensor one, two or more.Certainly, described sensor can also comprise other temperature sensor, determines according to actual service condition.
In the present embodiment, engine coolant temperature sensor is fixedly installed on engine body or on liquid circulation pipeline or on the heating radiator of engine; In cold intake air temperature sensor be fixedly installed on charge air cooler body or on the air inlet pipeline of engine; Hydraulic work system temperature sensor is fixedly installed on the casing of hydraulic work system, pipeline or heating radiator; Torque converter oil temperature sensor is fixedly installed on torque converter body or on torque converter oil pipe line or heating radiator.
The temperature signal of various piece is sent to controller by described sensor, after the temperature signal of described controller pick-up transducers transmission, the temperature signal via controller computing that collects and process are exported the speed-regulating signal for hydraulic pump 50 in the drive singal of motor in electric drive cooling system module and hydraulic driving cooling system module, described motor changes rotating speed after receiving the drive singal of controller, thus change the output pressure of pump 30 and flow and have adjusted the rotating speed of fan 80, its output pressure and flow is changed after described hydraulic pump 50 receives the speed-regulating signal of controller, thus change the rotating speed of the first oil motor 60 and the second oil motor 61 be connected with hydraulic pump 50, and then change the output pressure of pump 30 and flow and have adjusted the rotating speed of fan 80, thus the speed of cooling liquid speed and the optimum matching of rotation speed of the fan speed under forming different operating mode.
The output terminal of controller can be provided with display, and described controller has CAN interface and RS232 interface, and described display is connected by CAN interface or RS232 Interface and Controler; Described display can show the temperature value of sensor transmissions, the output pressure of hydraulic pump 50 and pump 30 and flow, the rotating speed etc. of the first motor 40, second motor 41, first oil motor 60, second oil motor 61 and fan 80.
Principle of work: controller gathers coolant temperature by sensor, in cold intake air temperature, hydraulic work system temperature, torque converter oil temperature, after environment temperature equitemperature signal, the temperature signal via controller computing that collects and process are exported the speed-regulating signal for hydraulic pump 50 in the drive singal of motor in electric drive cooling system module and hydraulic driving cooling system module, described motor changes rotating speed after receiving the drive singal of controller, thus change the output pressure of pump 30 and flow and have adjusted the rotating speed of fan 80, its output pressure and flow is changed after described hydraulic pump 50 receives the speed-regulating signal of controller, thus change the rotating speed of the first oil motor 60 and the second oil motor 61 be connected with hydraulic pump 50, and then change the output pressure of pump 30 and flow and have adjusted the rotating speed of fan 80, thus the speed of cooling liquid speed and the optimum matching of rotation speed of the fan speed under forming different operating mode.
Above content is only preferred embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (10)
1. an electric liquid combination drive Intelligence Cooling System, it is characterized in that: comprise controller, sensor, electric drive cooling system module and hydraulic driving cooling system module, the input end of described controller is connected with sensor, output terminal is connected with electric drive cooling system module and hydraulic driving cooling system module, described sensor is connected with controller by circuit, first motor (40) of described electric drive cooling system inside modules is connected with controller with the second motor drive signal via the first motor drive signal respectively with the second motor (41), the hydraulic pump (50) of described hydraulic driving cooling system inside modules is connected with controller via hydraulic pump speed-regulating signal,
Wherein, the temperature signal of various piece is sent to controller by described sensor, after the temperature signal of described controller pick-up transducers transmission, the temperature signal via controller computing that collects and process are exported the speed-regulating signal for hydraulic pump (50) in the drive singal of motor in electric drive cooling system module and hydraulic driving cooling system module, described motor changes rotating speed after receiving the drive singal of controller, thus change the output pressure of pump (30) and flow and have adjusted the rotating speed of fan (80), its output pressure and flow is changed after described hydraulic pump (50) receives the speed-regulating signal of controller, thus change the rotating speed of the first oil motor (60) and the second oil motor (61) be connected with hydraulic pump (50), and then change the output pressure of pump (30) and flow and have adjusted the rotating speed of fan (80), thus the speed of cooling liquid speed and the optimum matching of rotation speed of the fan speed under forming different operating mode.
2. one according to claim 1 electric liquid combination drive Intelligence Cooling System, it is characterized in that: described electric drive cooling system module comprises the first drive source (10), pump (30), first motor (40), second motor (41), fan (80) and heating radiator (90), described first motor (40) is connected with controller with the second motor drive signal via the first motor drive signal respectively with the second motor (41), the output shaft end of described first motor (40) is connected with pump (30), described pump (30) is arranged in cooling line, described pump (30) is connected with heating radiator (90) by cooling line, the side of described heating radiator (90) is provided with fan (80), described fan (80) is arranged on the output shaft end of described second motor (41).
3. one according to claim 1 electric liquid combination drive Intelligence Cooling System, it is characterized in that: described hydraulic driving cooling system module comprises the second drive source (20), hydraulic pump (50), pump (30), first oil motor (60), second oil motor (61), hydraulic reservoir (70), fan (80) and heating radiator (90), described hydraulic pump (50) is connected with controller via hydraulic pump speed-regulating signal, the input shaft end of described hydraulic pump (50) is connected with high-power second drive source (20), described hydraulic pump (50) oil-in end is provided with hydraulic reservoir (70), the oil-out end of described hydraulic pump (50) is connected with the first oil motor (60) and the second oil motor (61), described hydraulic pump (50), first oil motor (60) and hydraulic reservoir (70) form the first circulation, described hydraulic pump (50), second oil motor (61) and hydraulic reservoir (70) form the second circulation, the output shaft end of the first oil motor (60) in described first circulation is connected with pump (30), described pump (30) is arranged in cooling line, described cooling line is connected with heating radiator (90), the side of described heating radiator (90) is provided with fan (80), described fan (80) is arranged on the output shaft end of the second oil motor (61).
4. one according to claim 3 electric liquid combination drive Intelligence Cooling System, it is characterized in that: described first oil motor (60) is all connected with the oil-out of hydraulic pump (50) with the oil-in of the second oil motor (61), first oil motor (60) is all connected with hydraulic reservoir (70) with the oil-out of the second oil motor (61), and described hydraulic reservoir (70) is connected with the oil-in of hydraulic pump (50).
5. one according to claim 1 electric liquid combination drive Intelligence Cooling System, is characterized in that: described controller can input the tach signal of the first motor (40), the second motor (41), the first oil motor (60), the second oil motor (61) and hydraulic pump (50) as reference controlled quentity controlled variable.
6. one according to claim 1 electric liquid combination drive Intelligence Cooling System, it is characterized in that: the output terminal of described controller can be provided with display, controller has CAN interface and RS232 interface, and described display is connected by CAN interface or RS232 Interface and Controler.
7. one according to claim 1 electric liquid combination drive Intelligence Cooling System, is characterized in that: described sensor comprise engine coolant temperature sensor, in cold intake air temperature sensor, hydraulic work system temperature sensor, torque converter oil temperature sensor, environment temperature sensor or other temperature sensor.
8. one according to claim 7 electric liquid combination drive Intelligence Cooling System, is characterized in that: described sensor be engine coolant temperature sensor, in cold intake air temperature sensor, hydraulic work system temperature sensor, torque converter oil temperature sensor, environment temperature sensor or other temperature sensor one, two or more.
9. one according to claim 1 electric liquid combination drive Intelligence Cooling System, is characterized in that: described hydraulic driving cooling system module is generally used for high-power heat-dissipation, as engineering machinery engine and/or hydraulic system heat radiation.
10. one according to claim 1 electric liquid combination drive Intelligence Cooling System, is characterized in that: described electric drive cooling system module is generally used for middle low power heat radiation, as torque converter and/or steering and/or equipment and/or air-conditioning heat dissipation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410417936.4A CN104571182A (en) | 2014-08-22 | 2014-08-22 | Electro-hydraulic hybrid-driven intelligent cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410417936.4A CN104571182A (en) | 2014-08-22 | 2014-08-22 | Electro-hydraulic hybrid-driven intelligent cooling system |
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| CN104571182A true CN104571182A (en) | 2015-04-29 |
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| CN201410417936.4A Pending CN104571182A (en) | 2014-08-22 | 2014-08-22 | Electro-hydraulic hybrid-driven intelligent cooling system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145276A (en) * | 2020-09-30 | 2020-12-29 | 郑州铁路职业技术学院 | Heat radiation system of engine |
| CN112403173A (en) * | 2019-08-21 | 2021-02-26 | 陕西青朗万城环保科技有限公司 | Large-air-volume gas cooling device control system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0156078A1 (en) * | 1984-01-23 | 1985-10-02 | Borg-Warner Corporation | Temperature control system for internal combustion engine |
| US5215044A (en) * | 1991-02-11 | 1993-06-01 | Behr Gmbh & Co. | Cooling system for a vehicle having an internal-combustion engine |
| JPH0979211A (en) * | 1995-09-12 | 1997-03-25 | Aisin Seiki Co Ltd | Cooling system for vehicle |
| CN1088795C (en) * | 1995-12-21 | 2002-08-07 | 西门子加拿大有限公司 | Total cooling assembly for IC engine-powered vehicles |
-
2014
- 2014-08-22 CN CN201410417936.4A patent/CN104571182A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0156078A1 (en) * | 1984-01-23 | 1985-10-02 | Borg-Warner Corporation | Temperature control system for internal combustion engine |
| US5215044A (en) * | 1991-02-11 | 1993-06-01 | Behr Gmbh & Co. | Cooling system for a vehicle having an internal-combustion engine |
| JPH0979211A (en) * | 1995-09-12 | 1997-03-25 | Aisin Seiki Co Ltd | Cooling system for vehicle |
| CN1088795C (en) * | 1995-12-21 | 2002-08-07 | 西门子加拿大有限公司 | Total cooling assembly for IC engine-powered vehicles |
Non-Patent Citations (1)
| Title |
|---|
| 孟建: ""工程机械冷却能力单片机控制系统"", 《中国优秀博硕士学位论文全文数据库 (硕士) 工程科技Ⅱ辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112403173A (en) * | 2019-08-21 | 2021-02-26 | 陕西青朗万城环保科技有限公司 | Large-air-volume gas cooling device control system |
| CN112145276A (en) * | 2020-09-30 | 2020-12-29 | 郑州铁路职业技术学院 | Heat radiation system of engine |
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