CN103879262A - Intelligent automobile temperature controller and temperature control method - Google Patents
Intelligent automobile temperature controller and temperature control method Download PDFInfo
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- CN103879262A CN103879262A CN201410107113.1A CN201410107113A CN103879262A CN 103879262 A CN103879262 A CN 103879262A CN 201410107113 A CN201410107113 A CN 201410107113A CN 103879262 A CN103879262 A CN 103879262A
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Abstract
The invention discloses an intelligent automobile temperature controller which comprises an MCU which is provided with a temperature sensor interface, an infrared array sensor interface, an environment temperature sensor interface, a refrigerant pressure sensor interface, a compressor drive module, an air blower drive module, a cooling fan drive module, an electric control water valve drive module, a mode motor drive module, a circulation motor drive module, an operation panel and a display. The temperature in an automobile is detected through multiple sensors in multiple areas, temperature data are collected, meanwhile, the heat of passengers, the sunshine heat and the like are detected, the temperature in the automobile is accurately controlled to be kept at the balance point of the set temperature, various heating devices and various refrigerating devices are controlled to operate in cooperation with one another, and energy consumption is reduced.
Description
Technical field
The present invention relates to a kind of automotive temp intelligent controller, and adopt the method for this automotive temp intelligent controller control temperature.
Background technology
Automotive intelligent constant temperature air conditioning system radical function is the operation that replaces people, can see through in summer, winter the hot blast that automatically starts automobile air or import driving engine, allow vehicle interior temperature reach the comfort temperature of setting, and then within vehicle interior temperature being maintained to the comfort standard of appointment, to reach the demand of comfortableization.Low-grade vehicle conventionally detects the temperature of return air in temperature control, judge whether vehicle interior temperature arrives the temperature of setting, more high-grade car can respectively increase in crew module's front and back a temperature sensor, after being averaged, judge whether vehicle interior temperature arrives the temperature of setting, this master mode control accuracy is not high, and thermal drop is obvious, cannot reach the comfortable requirement of occupant.
Summary of the invention
The object of the invention is the deficiency existing for prior art, a kind of automotive temp intelligent controller of temperature precise control is provided and adopts the temperature control method of this automotive temp intelligent controller, detect vehicle interior temperature by multiple sensors multizone, carry out temperature data acquisition, heat to occupant, Exposure to Sunlight heat etc. are detected simultaneously, accurately control vehicle interior temperature, remain on the equilibrium point of design temperature, control variously heat, fridge equipment cooperatively interacts running, reduces energy consumption.
For achieving the above object, the technical scheme that automotive temp intelligent controller of the present invention adopts is:
A kind of automotive temp intelligent controller, comprise MCU, described MCU is provided with temperature sensor interface, infrared sensor array interface, environment temperature sensor interface, refrigerant pressure sensor interface, driven compressor module, blowing engine driver module, cooling fan driver module, electric control water valve driver module, pattern motor drive module and circulation motor driver module, guidance panel and telltale, temperature sensor interface is connected with the temperature sensor that is arranged on air outlet and return air inlet, environment temperature sensor interface is connected with the environment temperature sensor that is arranged on car body outside, infrared sensor array interface is connected with infrared sensor array, refrigerant pressure sensor interface is connected with refrigerant pressure sensor, described driven compressor module is connected with compressor, blowing engine driver module is connected with blowing engine, cooling fan driver module is connected with cooling fan, electric control water valve drives and is connected with electric control water valve, pattern motor drives and is connected with pattern motor, circulation motor drives and is connected with circulation motor.
Described MCU is provided with frost sensor.
The technical scheme that automotive temp intelligent controller Temp. control method of the present invention adopts is:
A kind of described automotive temp intelligent controller Temp. control method, determine other position heats of Exposure to Sunlight heat in car, occupant's heat and Che Nei according to the temperature T of setting, adjust heating capacity or refrigerating capacity according to ambient temperature again, ambient temperature heats to heat up than the low employing of vehicle interior temperature, and cooling is to introduce cooling by car outer air; The outer temperature of car is lowered the temperature by freezing than vehicle interior temperature height, accurately controls refrigerating capacity with balance heat offsets by controlling the pressure of variable compressor, thus the interior constant temperature of service truck.
Design temperature is T, and MCU controls blowing engine startup and starts in the following order to gather the data of a sensor with minimum air quantity operation: infrared sensor array, environment temperature sensor, return air inlet temperature sensor, air outlet temperature sensor; Calculate current calorie value Q according to the temperature data gathering
c, Q
cin the calorie value being produced by Exposure to Sunlight area and temperature, the calorie value that occupant produces, car, the corresponding calorie value of temperature of the corresponding calorie value of each position temperature and inside, air channel is formed; And then go out balance calorie value Q according to design temperature T inverse
bif, Q
c< Q
bheat control, close compressor, more than whether detection Engine Coolant Temperature reaches 55 degree, if condition meets, open electric control water valve, the refrigerant fluid heat of driving engine is delivered on radiator, master mode motor keeps blowing pin pattern, and the air quantity of simultaneously controlling blowing engine makes the temperature of air outlet be not less than 40 degree; By detecting, calculate Q
c, adjust electric control water valve aperture and blower air quantity, so circulation finally reaches Q
cwith Q
bapproach and just proceed to thermal equilibrium control; If in like manner Q
c> Q
bcarry out refrigeration control, close electric control water valve, intelligent controller control compressor operating is freezed, and master mode motor keeps blowing face pattern, adjusts the temperature of blower air quantity control air outlet simultaneously, by detecting, calculate Q
c, adjust compressor and blower air quantity, so circulation finally reaches Q
cwith Q
bapproach and just proceed to thermal equilibrium control.
The present invention compared with prior art, has the following advantages:
Automotive temp intelligent controller is realized relative thermostatic control to occupant's ambient environment, can reduce energy consumption, avoids the air-conditioning of prior art to deposit all the time according to thermal drop control vehicle interior temperature;
Not only can gather vehicle interior temperature comprehensively but also can identify occupant and Exposure to Sunlight situation by infrared imagery technique, and can calculate respectively calorific value separately, also avoid installing in car the trouble of multiple temperature sensors.
Accompanying drawing explanation
Fig. 1 is the structural representation of automotive temp intelligent controller.
Fig. 2 is the structural representation of infrared sensor array.
Fig. 3 is automotive temp intelligent controller Temp. control method FB(flow block).
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand these embodiments is only not used in and limits the scope of the invention for the present invention is described, after having read the present invention, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present invention.
As shown in Figure 1, a kind of automotive temp intelligent controller, comprise MCU, described MCU is provided with temperature sensor interface, infrared sensor array interface, environment temperature sensor interface, refrigerant pressure sensor interface, driven compressor module, blowing engine driver module, cooling fan driver module, electric control water valve driver module, pattern motor drive module and circulation motor driver module, guidance panel and telltale, temperature sensor interface is connected with the temperature sensor that is arranged on air outlet and return air inlet, environment temperature sensor interface is connected with the environment temperature sensor that is arranged on car body outside, infrared sensor array interface is connected with infrared sensor array, refrigerant pressure sensor interface is connected with refrigerant pressure sensor, described driven compressor module is connected with compressor, blowing engine driver module is connected with blowing engine, cooling fan driver module is connected with cooling fan, electric control water valve drives and is connected with electric control water valve, pattern motor drives and is connected with pattern motor, circulation motor drives and is connected with circulation motor, MCU is also connected with frost sensor.
As shown in Figure 2, infrared sensor array comprises the array target surface 20 of the Fresnel camera lens group 10 of array setting and the infrared temperature sensor composition that array arranges, this target surface is connected with scan interface circuit, described Fresnel camera lens group is for being refracted to array target surface by the infrared radiation in scanning range, scan interface circuit is according to ranks sequential scanning, read one by one the information of the infrared temperature sensor on array target surface, described Fresnel camera lens group is made up of the individual independently Fresnel camera lens 101 of L × W, the array target surface of the infrared temperature sensor composition that described array arranges is made up of H × V infrared temperature sensor.
Fig. 3 is automotive temp intelligent controller Temp. control method diagram of circuit, open air-conditioning by guidance panel, design temperature is T, and MCU controls blowing engine startup and starts in the following order to gather the data of a sensor with minimum air quantity operation: infrared array temperature sensor, environment temperature sensor, return air inlet temperature sensor, air outlet temperature sensor.Calculate current calorie value Q according to the temperature data gathering
c, Q
cin the calorie value being produced by Exposure to Sunlight area and temperature, the calorie value that occupant produces, car, the corresponding calorie value of temperature of the corresponding calorie value of each position temperature and inside, air channel is formed; And then go out balance calorie value Q according to design temperature T inverse
bif, Q
c< Q
bheat control, close the excitation of variable compressor, more than whether detection Engine Coolant Temperature reaches 55 degree, if condition meets, open electric control water valve, the refrigerant fluid heat of driving engine is delivered on radiator, master mode motor keeps blowing the air quantity that pin pattern controls blowing engine simultaneously and makes the temperature of air outlet be not less than 40 degree, by detecting, calculate Q
c, adjust electric control water valve aperture and blower air quantity, so circulation finally reaches Q
cwith Q
bapproach and just proceed to thermal equilibrium control; If in like manner Q
c> Q
bcarry out refrigeration control, close electric control water valve, the work of intelligent controller output field voltage control magnetic coupling power-transfer clutch variable compressor is freezed, and master mode motor keeps blowing face pattern adjusts the temperature of blower air quantity control air outlet simultaneously.By detecting, calculate Q
c, adjust compressor field voltage and blower air quantity, so circulation finally reaches Q
cwith Q
bapproach and just proceed to thermal equilibrium control.Thermal equilibrium control is to determine other position heats of Exposure to Sunlight heat in car, occupant's heat and Che Nei according to the temperature T of setting, adjust heating capacity or refrigerating capacity according to ambient temperature again, conventionally ambient temperature heats to heat up than the low employing of vehicle interior temperature, and cooling is by car outer air (as run into the extraordinary circumstances such as pollen, peculiar smell except); The outer temperature of car is lowered the temperature by freezing than vehicle interior temperature height, accurately controls refrigerating capacity with balance heat offsets by controlling the pressure of variable compressor, thus the interior constant temperature of service truck.
Claims (4)
1. an automotive temp intelligent controller, it is characterized in that: comprise MCU, described MCU is provided with temperature sensor interface, infrared sensor array interface, environment temperature sensor interface, refrigerant pressure sensor interface, driven compressor module, blowing engine driver module, cooling fan driver module, electric control water valve driver module, pattern motor drive module and circulation motor driver module, guidance panel and telltale, temperature sensor interface is connected with the temperature sensor that is arranged on air outlet and return air inlet, environment temperature sensor interface is connected with the environment temperature sensor that is arranged on car body outside, infrared sensor array interface is connected with infrared sensor array, refrigerant pressure sensor interface is connected with refrigerant pressure sensor, described driven compressor module is connected with compressor, blowing engine driver module is connected with blowing engine, cooling fan driver module is connected with cooling fan, electric control water valve drives and is connected with electric control water valve, pattern motor drives and is connected with pattern motor, circulation motor drives and is connected with circulation motor.
2. automotive temp intelligent controller according to claim 1, is characterized in that: described MCU is provided with frost sensor.
3. an automotive temp intelligent controller Temp. control method as claimed in claim 1, it is characterized in that: determine other position heats of Exposure to Sunlight heat in car, occupant's heat and Che Nei according to the temperature T of setting, adjust heating capacity or refrigerating capacity according to ambient temperature again, ambient temperature heats to heat up than the low employing of vehicle interior temperature, and cooling is to introduce cooling by car outer air; The outer temperature of car is lowered the temperature by freezing than vehicle interior temperature height, accurately controls refrigerating capacity with balance heat offsets by controlling the pressure of variable compressor, thus the interior constant temperature of service truck.
4. automotive temp intelligent controller Temp. control method according to claim 3, it is characterized in that: design temperature is T, MCU controls blowing engine startup and starts in the following order to gather the data of a sensor with minimum air quantity operation: infrared sensor array, environment temperature sensor, return air inlet temperature sensor, air outlet temperature sensor; Calculate current calorie value Q according to the temperature data gathering
c, Q
cin the calorie value being produced by Exposure to Sunlight area and temperature, the calorie value that occupant produces, car, the corresponding calorie value of temperature of the corresponding calorie value of each position temperature and inside, air channel is formed; And then go out balance calorie value Q according to design temperature T inverse
bif, Q
c< Q
bheat control, close compressor, more than whether detection Engine Coolant Temperature reaches 55 degree, if condition meets, open electric control water valve, the refrigerant fluid heat of driving engine is delivered on radiator, master mode motor keeps blowing pin pattern, and the air quantity of simultaneously controlling blowing engine makes the temperature of air outlet be not less than 40 degree; By detecting, calculate Q
c, adjust electric control water valve aperture and blower air quantity, so circulation finally reaches Q
cwith Q
bapproach and just proceed to thermal equilibrium control; If in like manner Q
c> Q
bcarry out refrigeration control, close electric control water valve, intelligent controller control compressor operating is freezed, and master mode motor keeps blowing face pattern, adjusts the temperature of blower air quantity control air outlet simultaneously, by detecting, calculate Q
c, adjust compressor and blower air quantity, so circulation finally reaches Q
cwith Q
bapproach and just proceed to thermal equilibrium control.
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| CN201410107113.1A CN103879262B (en) | 2014-03-21 | 2014-03-21 | A kind of automotive temp intelligent controller and Temp. control method |
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| CN201410107113.1A CN103879262B (en) | 2014-03-21 | 2014-03-21 | A kind of automotive temp intelligent controller and Temp. control method |
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| CN103879262B CN103879262B (en) | 2016-01-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106573524A (en) * | 2014-09-24 | 2017-04-19 | 翰昂***株式会社 | Vehicle air conditioning device |
| CN107613725A (en) * | 2017-09-01 | 2018-01-19 | 驭势科技（北京）有限公司 | Automobile sensor temprature control method and system |
| CN108731220A (en) * | 2018-06-19 | 2018-11-02 | 广东美的制冷设备有限公司 | Air conditioning control method, apparatus and system |
| CN109703322A (en) * | 2018-11-30 | 2019-05-03 | 东风汽车有限公司 | Automobile internal environment adjusting method and electronic equipment |
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| CN202101366U (en) * | 2011-04-15 | 2012-01-04 | 奇瑞汽车股份有限公司 | Temperature detection device of automotive air conditioner |
| CN102410609A (en) * | 2011-10-27 | 2012-04-11 | 东莞中山大学研究院 | Intelligent temperature-regulating air-conditioning system |
| CN102538155A (en) * | 2011-12-16 | 2012-07-04 | 浙江兰通空调设备有限公司 | Multi-region automatic air conditioning system with passenger number detection function |
| CN203766437U (en) * | 2014-03-21 | 2014-08-13 | 江苏罗思韦尔电气有限公司 | Car temperature smart controller |
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2014
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100187211A1 (en) * | 2009-01-26 | 2010-07-29 | Nissan Technical Center North America, Inc. | Vehicle cabin heating system |
| CN202101366U (en) * | 2011-04-15 | 2012-01-04 | 奇瑞汽车股份有限公司 | Temperature detection device of automotive air conditioner |
| CN102410609A (en) * | 2011-10-27 | 2012-04-11 | 东莞中山大学研究院 | Intelligent temperature-regulating air-conditioning system |
| CN102538155A (en) * | 2011-12-16 | 2012-07-04 | 浙江兰通空调设备有限公司 | Multi-region automatic air conditioning system with passenger number detection function |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106573524A (en) * | 2014-09-24 | 2017-04-19 | 翰昂***株式会社 | Vehicle air conditioning device |
| CN107613725A (en) * | 2017-09-01 | 2018-01-19 | 驭势科技（北京）有限公司 | Automobile sensor temprature control method and system |
| CN108731220A (en) * | 2018-06-19 | 2018-11-02 | 广东美的制冷设备有限公司 | Air conditioning control method, apparatus and system |
| CN109703322A (en) * | 2018-11-30 | 2019-05-03 | 东风汽车有限公司 | Automobile internal environment adjusting method and electronic equipment |
| CN109703322B (en) * | 2018-11-30 | 2021-05-11 | 东风汽车有限公司 | Automobile internal environment adjusting method and electronic equipment |
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| CN103879262B (en) | 2016-01-20 |
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Inventor after: Zhou Xiangdong Inventor before: Zhou Xiangdong |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Intelligent automobile temperature controller and temperature control method Effective date of registration: 20190520 Granted publication date: 20160120 Pledgee: Yangzhou Branch of Societe Generale Bank Co., Ltd. Pledgor: Jiangsu Rothwell Electric Co., Ltd. Registration number: 2019320000240 |
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