CN102313336A - Automatic constant-temperature control method for automotive air conditioning controller - Google Patents
Automatic constant-temperature control method for automotive air conditioning controller Download PDFInfo
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- CN102313336A CN102313336A CN201110295237A CN201110295237A CN102313336A CN 102313336 A CN102313336 A CN 102313336A CN 201110295237 A CN201110295237 A CN 201110295237A CN 201110295237 A CN201110295237 A CN 201110295237A CN 102313336 A CN102313336 A CN 102313336A
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Abstract
The invention discloses an automatic constant-temperature control method for an automotive air conditioning controller, which specifically comprises the following steps: 1) determining a hybrid air door motion formula interval by an automotive air conditioning controller according to the input part of an external environment temperature sensor; 2) comprehensively calculating the stop position of hybrid air door feedback voltage according to the input part of an internal temperature sensor and a set temperature; 3) calculating the current external temperature zone according to the processor of the automotive air conditioning to determine a hybrid air door motion interval; and 4) calculating the voltage value of the current hybrid air door position according to the hybrid air door calculation formula, automatically regulating the air discharge speed of an air door, and enabling the inside of an automobile to be constantly kept at the set temperature, wherein the voltage calculation formula of the hybrid air door is P=[Kp-(Tset+Kc)]/Ka. With the method, the temperature in the automobile is kept to be constant, operation to the automotive air conditioning controller by a driver is reduced, the comfort experience to users by automotive environment is improved, and the comfort performance of the finished automobile is improved.
Description
Technical field
The present invention relates to a kind of automatic constant-temperature control method, especially relate to a kind of automatic constant-temperature control method of automotive air-conditioning controller.
Background technology
Along with developing rapidly of China's economic and auto industry, the popularity rate of automobile has improved widely, and air conditioning for automobiles has been not only the sign of living standards of the people raising and has become one of important symbol that improves the automobile competitiveness.Paying attention to quality of life, the protection environment, today of energy savings, people have higher requirement to the energy saving and the thermal comfort of air conditioning for automobiles.
At present, the automotive air-conditioning controller major part all is manual wire drawing type and electronic control panel, and automatic controller is less relatively.The following problem of these air-conditioner controller ubiquities: 1. the changes in temperature temperature can not be regulated automatically; 2. vehicle interior temperature can not be constant among a small circle at one; 3. the user can not feeling comfortably cool property, always can be overheated or cold excessively; 4. present most of automatic air condition logic and electric air-conditioning are similar; Be to control blender door and compressor control mode according to ambient temperature differences; Because the temperature lag property of sensor is brought the sometimes hot and sometimes cold variation of air outlet, cause user's comfortableness to decline to a great extent like this.
Summary of the invention
Technical problem to be solved by this invention is the automatic constant-temperature control method that a kind of automotive air-conditioning controller is provided to the problem that exists in the prior art; Its objective is and solve a temperature constant control difficult problem in the automobile interior; Thereby comfortable driving, the environment of riding are provided; Reduce the operation of driver, improve the safety of driving automotive air-conditioning controller.
Technical scheme of the present invention is the automatic constant-temperature control method of this kind automotive air-conditioning controller, specifically comprises:
1) automotive air-conditioning controller confirms that through ambient temperature sensor importation the blender door equation of motion is interval;
2) go out blender door feedback voltage stop position according to internal temperature sensor importation and design temperature COMPREHENSIVE CALCULATING;
3) processor through air conditioning for automobiles self calculates between the definite blender door active region in current external temperature zone;
4) calculate current blender door position voltage value according to the blender door computing formula, the air-out speed of damper reaches the constant temperature that remains on setting in the maintenance car automatically.
The voltage computing formula of described blender door position is P=[Kp-(Tset+Kc)]/Ka, wherein, and P: blender door feedback voltage;
Kp: the constant of calculating according to blender door linear temperature opisometer;
Tset: temperature is set;
Kc: the artificial adjustment parameter value of setting;
Ka: the constant of calculating according to blender door linear temperature opisometer.
The computational methods of described blender door position voltage value are:
1) at first set up the automotive air-conditioning system stand in the laboratory, EAT keeps 5 degree, and water temperature 85 degree blow top blast pin pattern, and the blender door feedback voltage from being as cold as complete warm 20 points of average mark entirely, is write down the leaving air temp of these 20 points;
2) make the temperature curve chart according to the leaving air temp of 20 points with EXCEL, calculate Kp, Kc and Ka value,
P＝[Kp-(Tset+Kc)]/Ka；
Kp: (blender door voltage max * stand leaving air temp is poor)/blender door voltage difference;
Kc: the constant value of outer temperature subregion adjustment;
Ka: the stand leaving air temp is poor/the blender door voltage difference;
3) according to the vehicle interior temperature and the design temperature temperature difference, adjustment Kc parameter, it is approaching that vehicle interior temperature and design temperature are thought, fluctuation up and down in 2-3 degree allowed band.
Described blender door linear temperature is under certain water temperature, the certain EAT, blows when blender door warms up the position entirely from being as cold as entirely under the top blast pin pattern air outlet temperature variation curve.
Average water temperature when described certain water temperature is engine start.
Described certain water temperature is preferably 85 degree.
Described certain EAT is that bench test is preferably the 0-10 degree through the temperature behind the HVAC evaporimeter.
Automatic constant-temperature control method with a kind of automotive air-conditioning controller of said structure has the following advantages:
1. the automatic constant-temperature control method of this kind automotive air-conditioning controller keeps the constant of automobile vehicle interior temperature automatically, reduces the operation of driver to automotive air-conditioning controller, improves environment inside car user's comfortableness is experienced, and has improved the comfort property of car load.
2. the automatic constant-temperature control method of this kind automotive air-conditioning controller calculates blender door position voltage value according to exact calculating formula, makes air-conditioning temperature automatically controlled more accurate, has improved the degree of A.T.C.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described further:
Fig. 1 blows top blast pin model temperature linear diagram among the present invention.
Fig. 2 is the present invention's control curve map of temperature 0 when spending outside.
Fig. 3 is the present invention's control curve map of temperature 20 when spending outside.
Fig. 4 is the present invention's control curve map of temperature 30 when spending outside.
Fig. 5 is the present invention's control curve map of temperature 10 when spending outside.
The specific embodiment
Combine to know that the automatic constant-temperature control method of this kind automotive air-conditioning controller is specially by structure shown in Fig. 1-5:
1) automotive air-conditioning controller confirms that through ambient temperature sensor importation the blender door equation of motion is interval;
2) go out blender door feedback voltage stop position according to internal temperature sensor importation and design temperature COMPREHENSIVE CALCULATING;
3) processor through air conditioning for automobiles self calculates between the definite blender door active region in current external temperature zone;
4) calculate current blender door position voltage value according to the blender door computing formula, the air-out speed of damper reaches the constant temperature that remains on setting in the maintenance car automatically.
The voltage computing formula of blender door position is P=[Kp-(Tset+Kc)]/Ka, wherein, and P: blender door feedback voltage;
The computational methods of blender door position voltage value do,
1) at first set up the automotive air-conditioning system stand in the laboratory, EAT keeps 5 degree, and water temperature 85 degree blow top blast pin pattern, and the blender door feedback voltage from being as cold as complete warm 20 points of average mark entirely, is write down the leaving air temp of these 20 points;
2) make the temperature curve chart according to the leaving air temp of 20 points with EXCEL, calculate Kp, Kc and Ka value,
P＝[Kp-(Tset+Kc)]/Ka；
Kp: (blender door voltage max * stand leaving air temp is poor)/blender door voltage difference;
Kc: the constant value of outer temperature subregion adjustment;
Ka: the stand leaving air temp is poor/the blender door voltage difference;
3) according to the vehicle interior temperature and the design temperature temperature difference, adjustment Kc parameter, it is approaching that vehicle interior temperature and design temperature are thought, fluctuation up and down in 2-3 degree allowed band.
The blender door linear temperature is under certain water temperature, the certain EAT, blows when blender door warms up the position entirely from being as cold as entirely under the top blast pin pattern air outlet temperature variation curve.
Average water temperature when certain water temperature is engine start is preferably 85 degree; Certain EAT is that bench test is preferably the 0-10 degree through the temperature behind the HVAC evaporimeter.
The automatic constant-temperature control method of automotive air-conditioning controller of the present invention adopts external temperature sensor to import and distinguishes between temperature-controlled area, and the air conditioning for automobiles processor inside draws and regulate automatically blender door position voltage value through external temperature sensor input, internal temperature sensor input and design temperature COMPREHENSIVE CALCULATING.Regulate the air-conditioning leaving air temp and go out wind component, keep vehicle interior temperature constant.
Claims (8)
1. the automatic constant-temperature control method of an automotive air-conditioning controller is characterized in that: described control method does,
1) automotive air-conditioning controller confirms that through ambient temperature sensor importation the blender door equation of motion is interval;
2) go out blender door feedback voltage stop position according to internal temperature sensor importation and design temperature COMPREHENSIVE CALCULATING;
3) processor through air conditioning for automobiles self calculates between the definite blender door active region in current external temperature zone;
4) calculate current blender door position voltage value according to the blender door computing formula, the air-out speed of damper reaches the constant temperature that remains on setting in the maintenance car automatically.
2. the automatic constant-temperature control method of a kind of automotive air-conditioning controller according to claim 1, it is characterized in that: the voltage computing formula of described blender door position is P=[Kp-(Tset+Kc)]/Ka, wherein, P: blender door feedback voltage;
Kp: the constant of calculating according to blender door linear temperature opisometer;
Tset: temperature is set;
Kc: the artificial adjustment parameter value of setting;
Ka: the constant of calculating according to blender door linear temperature opisometer.
3. the automatic constant-temperature control method of a kind of automotive air-conditioning controller according to claim 2 is characterized in that: the computational methods of described blender door position voltage value do,
1) at first set up the automotive air-conditioning system stand in the laboratory, EAT keeps 5 degree, and water temperature 85 degree blow top blast pin pattern, and the blender door feedback voltage from being as cold as complete warm 20 points of average mark entirely, is write down the leaving air temp of these 20 points;
2) make the temperature curve chart according to the leaving air temp of 20 points with EXCEL, calculate Kp, Kc and Ka value,
P＝[Kp-(Tset+Kc)]/Ka；
Kp: (blender door voltage max * stand leaving air temp is poor)/blender door voltage difference;
Kc: the constant value of outer temperature subregion adjustment;
Ka: the stand leaving air temp is poor/the blender door voltage difference;
3) according to the vehicle interior temperature and the design temperature temperature difference, adjustment Kc parameter, it is approaching that vehicle interior temperature and design temperature are thought, fluctuation up and down in 2-3 degree allowed band.
4. according to the automatic constant-temperature control method of claim 2 or 3 described a kind of automotive air-conditioning controllers; It is characterized in that: described blender door linear temperature is under certain water temperature, the certain EAT; Blow when blender door warms up the position entirely from being as cold as entirely under the top blast pin pattern air outlet temperature variation curve.
5. the automatic constant-temperature control method of a kind of automotive air-conditioning controller according to claim 4 is characterized in that: the average water temperature when described certain water temperature is engine start.
6. the automatic constant-temperature control method of a kind of automotive air-conditioning controller according to claim 5 is characterized in that: described certain water temperature is preferably 85 degree.
7. the automatic constant-temperature control method of a kind of automotive air-conditioning controller according to claim 4 is characterized in that: described certain EAT is for through the temperature behind the HVAC evaporimeter, and bench test is preferably the 0-10 degree.
8. according to the automatic constant-temperature control method of claim 5 or 6 described a kind of automotive air-conditioning controllers, it is characterized in that: described certain EAT is that bench test is preferably the 0-10 degree through the temperature behind the HVAC evaporimeter.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978866A (en) * | 2014-05-09 | 2014-08-13 | 惠州华阳通用电子有限公司 | Method for controlling blowing mode of automobile automatic air conditioner |
| CN108332341A (en) * | 2017-03-23 | 2018-07-27 | 龙晓明 | Airconditioning control data based on HVAC system generate and autocontrol method |
| CN109109611A (en) * | 2018-08-09 | 2019-01-01 | 上海耀杉电子科技有限公司 | Control method and multi-temperature zone automatic air-conditioning system for multi-temperature zone automatic air-conditioning system |
| CN112078325A (en) * | 2020-07-31 | 2020-12-15 | 芜湖云雀电子科技有限公司 | Automatic control method for vehicle-mounted air conditioner |
| CN112460765A (en) * | 2020-11-30 | 2021-03-09 | 珠海格力电器股份有限公司 | Air conditioner control method and device, air conditioner and storage medium |
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| CN101865511A (en) * | 2010-06-02 | 2010-10-20 | 芜湖博耐尔汽车电气系统有限公司 | Controlling method for keeping constant temperature by automobile air-conditioner |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103978866A (en) * | 2014-05-09 | 2014-08-13 | 惠州华阳通用电子有限公司 | Method for controlling blowing mode of automobile automatic air conditioner |
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| CN108332341A (en) * | 2017-03-23 | 2018-07-27 | 龙晓明 | Airconditioning control data based on HVAC system generate and autocontrol method |
| CN108332341B (en) * | 2017-03-23 | 2019-10-29 | 龙晓明 | Air conditioning for automobiles control data based on HVAC system generate and autocontrol method |
| CN109109611A (en) * | 2018-08-09 | 2019-01-01 | 上海耀杉电子科技有限公司 | Control method and multi-temperature zone automatic air-conditioning system for multi-temperature zone automatic air-conditioning system |
| CN112078325A (en) * | 2020-07-31 | 2020-12-15 | 芜湖云雀电子科技有限公司 | Automatic control method for vehicle-mounted air conditioner |
| CN112078325B (en) * | 2020-07-31 | 2023-07-04 | 芜湖云雀电子科技有限公司 | Automatic control method for vehicle-mounted air conditioner |
| CN112460765A (en) * | 2020-11-30 | 2021-03-09 | 珠海格力电器股份有限公司 | Air conditioner control method and device, air conditioner and storage medium |
| CN112460765B (en) * | 2020-11-30 | 2021-10-15 | 珠海格力电器股份有限公司 | Air conditioner control method and device, air conditioner and storage medium |
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Application publication date: 20120111 |