CN103158485A - Automobile air conditioning system and control method thereof - Google Patents
Automobile air conditioning system and control method thereof Download PDFInfo
- Publication number
- CN103158485A CN103158485A CN2011104125036A CN201110412503A CN103158485A CN 103158485 A CN103158485 A CN 103158485A CN 2011104125036 A CN2011104125036 A CN 2011104125036A CN 201110412503 A CN201110412503 A CN 201110412503A CN 103158485 A CN103158485 A CN 103158485A
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- Prior art keywords
- air
- conditioning system
- automotive
- intake passage
- air quantity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/24—Devices purely for ventilating or where the heating or cooling is irrelevant
- B60H1/26—Ventilating openings in vehicle exterior; Ducts for conveying ventilating air
- B60H1/28—Ventilating openings in vehicle exterior; Ducts for conveying ventilating air the openings being situated directly in front of vehicle front window
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/00764—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models the input being a vehicle driving condition, e.g. speed
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention provides an automobile air conditioning system and a control method of the automobile air conditioning system. The automobile air conditioning system comprises an air inlet channel, an air blower, an air quantity obtaining module and a controller. The air blower is arranged inside the air inlet channel. The air quantity obtaining module is used for obtaining the air quantity of the air inlet channel. The controller is connected with the air quantity obtaining module and the air blower and is used for judging whether the air quantity obtained by the air quantity obtaining module inside the air inlet channel meets the air quantity needed by the automobile air conditioning system when the automobile air conditioning system needs air intake. If the air quantity obtained by the air quantity obtaining module inside the air inlet channel meets the air quantity needed by the automobile air conditioning system, the air blower is not started, and otherwise, the air blower is started. The automobile air conditioning system and the control method of the automobile air conditioning system can use the wind energy generated in an automobile travelling process to replace part or all of the power consumption of the air blower, and reduces the power consumption and the using frequency of the air blower under the condition of guaranteeing the effective operation of the automobile air conditioning system.
Description
Technical field
The present invention relates to the automobile air conditioning technology field, relate in particular to a kind of automotive air-conditioning system and control method thereof.
Background technology
At present, generally adopt blowing engine as the air-supply source in automotive air-conditioning system, by the running of blowing engine, can extract outside air to provide automotive air-conditioning system required air quantity.Wherein, the power of the blowing engine that different automobile types is used is also different, does not wait from tens watts to several hectowatts, because the power of blowing engine is higher, thereby open for a long time blowing engine, will greatly increase the power consumption of automobile, and frequently use blowing engine also can cause the damage of blowing engine.
Summary of the invention
In view of this, the invention provides a kind of automotive air-conditioning system and control method thereof, the wind energy that produces in the time that running car can being utilized, the part or all of power consumption of replacement blowing engine, in the situation that guarantee effectively operation of automotive air-conditioning system, reduced power consumption and the frequency of utilization of blowing engine.
For addressing the above problem, the invention provides a kind of automotive air-conditioning system, comprising:
Air intake passage;
Blowing engine is arranged in described air intake passage;
The air quantity acquisition module is used for obtaining the air quantity in described air intake passage;
Controller, with described air quantity acquisition module be connected blowing engine and be connected, be used for when described automotive air-conditioning system needs air intake, judge whether the interior air quantity of described air intake passage that described air quantity acquisition module gets satisfies the required air quantity of described automotive air-conditioning system, if, do not open described blowing engine, otherwise, described blowing engine opened.
Optionally, described air quantity acquisition module is air flow sensor, is arranged in described air intake passage.
Optionally, described controller comprises:
The air compressor control module, be used for when the air quantity in described air intake passage does not satisfy the required air quantity of described automotive air-conditioning system, open described blowing engine, and according to the air quantity in described air intake passage and the required air quantity of described automotive air-conditioning system, adjust the rotating speed of described blowing engine.
Optionally, described automotive air-conditioning system also comprises:
Air door is arranged in described air intake passage;
Air damper controller is connected with described air door, is used for controlling the unlatching of described air door or closing;
Described controller is connected with described air damper controller, is used for controlling described door opening when described automotive air-conditioning system needs air intake.
Optionally, described controller also comprises:
The first airdoor control module is used for when described automotive air-conditioning system needs air intake, controls the described air door of described air damper controller control and opens with predetermined angle;
The second airdoor control module is used for controlling the described air door increase of described air damper controller control opening angle when the air quantity described air intake passage in does not satisfy the required air quantity of described automotive air-conditioning system;
The blowing engine opening module is used for opening fully when described air door, and the air quantity in described air intake passage is opened described blowing engine when still not satisfying the required air quantity of described automotive air-conditioning system.
Optionally, described air intake passage has a ventilation inlet, and described ventilation inlet is arranged at automotive front, and described air door is arranged near described ventilation inlet.
The present invention also provides a kind of control method of automotive air-conditioning system, is applied to an automotive air-conditioning system, and described automotive air-conditioning system comprises: air intake passage and blowing engine; Described method comprises:
When described automotive air-conditioning system needs air intake, obtain the air quantity in described air intake passage;
Judge whether the air quantity in described air intake passage satisfies the required air quantity of described automotive air-conditioning system;
When the air quantity in described air intake passage satisfies the required air quantity of described automotive air-conditioning system, do not open described blowing engine;
When the air quantity in described air intake passage does not satisfy the required air quantity of described automotive air-conditioning system, open described blowing engine.
Optionally, also comprise after the step of the described blowing engine of described unlatching:
According to the air quantity in described air intake passage and the required air quantity of described automotive air-conditioning system, adjust the rotating speed of described blowing engine.
Optionally, described automotive control system also comprises: be arranged at the air door in described air intake passage;
Describedly judge the air quantity in described air intake passage also comprises before whether satisfying the step of the required air quantity of described automotive air-conditioning system:
Control described door opening.
Optionally, the step of the described door opening of described control comprises:
Controlling described air door opens with predetermined angle;
Describedly judge the air quantity in described air intake passage also comprises after whether satisfying the step of the required air quantity of described automotive air-conditioning system:
When the air quantity in described air intake passage does not satisfy the required air quantity of described automotive air-conditioning system, control described air door and increase opening angle;
When described air door is opened fully, and the air quantity in described air intake passage is opened described blowing engine when still not satisfying the required air quantity of described automotive air-conditioning system.
The present invention has following beneficial effect:
The wind energy that produces when introducing running car, for automotive air-conditioning system provides required intake, the wind energy of introducing can replace the part or all of power consumption of blowing engine, in the situation that guarantee effectively operation of automotive air-conditioning system, has reduced power consumption and the frequency of utilization of blowing engine.
Description of drawings
Fig. 1 is a structural representation of the automotive air-conditioning system of the embodiment of the present invention;
Fig. 2 is another structural representation of the automotive air-conditioning system of the embodiment of the present invention;
Fig. 3 is the annexation schematic diagram of the controller of the embodiment of the present invention;
Fig. 4 is the flow process schematic diagram of control method of the automotive air-conditioning system of the embodiment of the present invention;
Fig. 5 is another schematic flow sheet of control method of the automotive air-conditioning system of the embodiment of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
Be illustrated in figure 1 as a structural representation of the automotive air-conditioning system of the embodiment of the present invention, this automotive control system comprises: air intake passage 101, blowing engine 102, air quantity acquisition module 103 and controller 104.
Wherein, air intake passage 101 is arranged at automotive interior, is used to automotive air-conditioning system that intake is provided.As can be seen from Figure 1, air intake passage 101 has a ventilation inlet, and this ventilation inlet is arranged at automotive front, for example is arranged at front cover for vehicle, perhaps is arranged at the automobile head position, so that the wind that automobile produces in the process of moving enters in air intake passage 101.
Air quantity acquisition module 103 is used for obtaining the air quantity in described air intake passage 101.In the present embodiment, air quantity acquisition module 103 is an air flow sensor, is arranged in described air intake passage 101.Certainly, air quantity acquisition module 103 also can obtain the interior air quantity of air intake passage 101 by additive method, for example, because the area of the ventilation inlet of air intake passage 101 is as can be known, speed during running car also can be learnt, thereby the speed can be according to the area of the ventilation inlet of air intake passage 101 and running car the time, calculate the air quantity in air intake passage 101.
The moving velocity V that supposes automobile be 80km/h (kilometer/hour), the area F of the ventilation inlet of air intake passage 101 is 0.008m
2(cubic meter), the air quantity L in air intake passage 101 can adopt following formula to calculate:
L＝3600F/V
＝3600*0.008m
2*80000m/3600s
＝640m
3/h
When running car, air intake passage 101 can be introduced the wind that produces in vehicle traveling process, when the air quantity of introducing when air intake passage 101 can satisfy the required air quantity of automotive air-conditioning system, can not open blowing engine 102, provide wind energy by the wind that produces in vehicle traveling process for automotive air-conditioning system fully, thereby can be in the situation that guarantee that automotive air-conditioning system effectively moves, and has reduced power consumption and the frequency of utilization of blowing engine.
In the embodiment of the present invention, can be when automotive air-conditioning system be opened, just open blowing engine 102, when the air quantity in wind path 10 1 being detected satisfies the required air quantity of described automotive air-conditioning system, close again blowing engine 102, when the air quantity in wind path 10 1 being detected does not satisfy the required air quantity of described automotive air-conditioning system, keep blowing engine 102 runnings.
Certainly, also can be when automotive air-conditioning system be opened, do not open blowing engine 102, when the air quantity in wind path 10 1 being detected satisfies the required air quantity of described automotive air-conditioning system, do not need to carry out the operation of closing blowing engine 102, and the air quantity in wind path 10 1 being detected is not when satisfying the required air quantity of described automotive air-conditioning system, then opens blowing engine 102.
In addition, in the embodiment of the present invention, can when opening blowing engine 102, according to air quantity and the required air quantity of described automotive air-conditioning system in air intake passage 101, adjust the rotating speed of described blowing engine 102.For instance, when the required air quantity of automotive air-conditioning system be 100m
3/ h (cube m/h), and the air quantity in air intake passage 101 are 60m
3During/h, can adjust blowing engine 102 rotating speeds this moment, makes it that 40m is provided
3The air quantity of/h is to satisfy the required air quantity of automotive air-conditioning system.
Based on foregoing description, described controller 104 can comprise the following functions module:
Air compressor control module (scheming not shown), be used for when the air quantity in described air intake passage 101 does not satisfy the required air quantity of described automotive air-conditioning system, open described blowing engine 102, and according to air quantity and the required air quantity of described automotive air-conditioning system in described air intake passage 101, adjust the rotating speed of described blowing engine 102.
Be illustrated in figure 2 as another structural representation of the automotive air-conditioning system of the embodiment of the present invention, this automotive control system comprises: air intake passage 101, blowing engine 102, air quantity acquisition module 103, controller 104, air door 105 and air damper controller 106.
Wherein, air intake passage 101 is arranged at automotive interior, is used to automotive air-conditioning system that intake is provided.Air intake passage 101 has a ventilation inlet, and this ventilation inlet is arranged at automotive front, so that the wind that automobile produces in the process of moving enters in air intake passage 101.
Blowing engine 102 is arranged in described air intake passage 101, and blowing engine 102 can provide air quantity for automotive air-conditioning system in the running.
Air quantity acquisition module 103 is used for obtaining the air quantity in described air intake passage 101.In the present embodiment, air quantity acquisition module 103 is an air flow sensor, is arranged in described air intake passage 101.
Air door 105 is arranged in described air intake passage 101, and is concrete, can be arranged near the ventilation inlet of described air intake passage 101, is used for controlling the unlatching of air intake passage 101 or closing;
Air damper controller 106 is connected with described air door 105, is used for controlling the unlatching of described air door 105 or closing; Air damper controller 106 can adopt a motor to realize.
In addition, when described automotive air-conditioning system does not need air intake, controller 104 can also control air damper controller 106 and cut out air door 105, if when automotive air-conditioning system does not need air intake, blowing engine 102 also is not in opening, controller 104 also needs to control blowing engine 102 and cuts out.
In the embodiment of the present invention, can by controlling the opening angle of air door 105, control the intake of air intake passage 101.Concrete, at first controller 104 can be controlled air door 105 and open a less angle, when the air quantity in judging air intake passage 101 does not satisfy the required air quantity of described automotive air-conditioning system, control again air door 105 and open larger angle, to increase the air quantity in air intake passage 101, after if air door 105 is opened fully, the air quantity in air intake passage 101 does not still satisfy the required air quantity of described automotive air-conditioning system, then controls blowing engine 102 and open.
Based on foregoing description, the controller 104 of the embodiment of the present invention can comprise the following functions module:
The first airdoor control module (scheming not shown) is used for when described automotive air-conditioning system needs air intake, controls the described air damper controller 106 described air doors 105 of control and opens with predetermined angle;
The second airdoor control module (scheming not shown) is used for controlling the opening angle of the described air damper controller 106 described air doors 105 of increase when the air quantity in described air intake passage 101 does not satisfy the required air quantity of described automotive air-conditioning system;
Blowing engine opening module (scheming not shown) is used for when described air door 105 is opened fully, and described air intake passage 101 interior air quantity are opened described blowing engine 102 when still not satisfying the required air quantity of described automotive air-conditioning system.
In addition, in the embodiment of the present invention, also can when opening blowing engine 102, according to air quantity and the required air quantity of described automotive air-conditioning system in air intake passage 101, adjust the rotating speed of described blowing engine 102.
Corresponding to the automotive air-conditioning system in above-described embodiment, the embodiment of the present invention also provides a kind of control method of automotive air-conditioning system.
Be illustrated in figure 4 as the flow process schematic diagram of control method of the automotive air-conditioning system of the embodiment of the present invention, this control method is applied to an automotive air-conditioning system, and described automotive air-conditioning system comprises: air intake passage and blowing engine; Described control method comprises the following steps:
Step 401 when described automotive air-conditioning system needs air intake, is obtained the air quantity in described air intake passage;
Step 402 judges whether the air quantity in described air intake passage satisfies the required air quantity of described automotive air-conditioning system, if so, and execution in step 403, otherwise, execution in step 404.
Step 403 is not opened described blowing engine;
Step 404 is opened described blowing engine.
In the present embodiment, when opening blowing engine, can also according to the air quantity in described air intake passage and the required air quantity of described automotive air-conditioning system, adjust the rotating speed of described blowing engine.
Be illustrated in figure 5 as the flow process schematic diagram of control method of the automotive air-conditioning system of the embodiment of the present invention, this control method is applied to an automotive air-conditioning system, and described automotive air-conditioning system comprises: air intake passage, blowing engine and be arranged at air door in described air intake passage; Described control method comprises the following steps:
Step 501 when described automotive air-conditioning system needs air intake, is controlled described door opening;
Step 502 is obtained the air quantity in described air intake passage;
Step 503 judges whether the air quantity in described air intake passage satisfies the required air quantity of described automotive air-conditioning system, if so, and execution in step 504, otherwise, execution in step 505.
Step 504 is not opened described blowing engine;
Step 505 is opened described blowing engine.
In the embodiment of the present invention, can by controlling the opening angle of air door, control the intake of air intake passage.Concrete, can be when described automotive air-conditioning system need air intake, controls described air door with predetermined angle (less angle) unlatching; When the air quantity in judging air intake passage does not satisfy the required air quantity of described automotive air-conditioning system, control described air door and increase opening angle; When described air door is opened fully, and the air quantity in described air intake passage is opened described blowing engine when still not satisfying the required air quantity of described automotive air-conditioning system.
The above is only the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. an automotive air-conditioning system, is characterized in that, comprising:
Air intake passage;
Blowing engine is arranged in described air intake passage;
The air quantity acquisition module is used for obtaining the air quantity in described air intake passage;
Controller, with described air quantity acquisition module be connected blowing engine and be connected, be used for when described automotive air-conditioning system needs air intake, judge whether the interior air quantity of described air intake passage that described air quantity acquisition module gets satisfies the required air quantity of described automotive air-conditioning system, if, do not open described blowing engine, otherwise, described blowing engine opened.
2. automotive air-conditioning system as claimed in claim 1, is characterized in that, described air quantity acquisition module is air flow sensor, is arranged in described air intake passage.
3. automotive air-conditioning system as claimed in claim 1, is characterized in that, described controller comprises:
The air compressor control module, be used for when the air quantity in described air intake passage does not satisfy the required air quantity of described automotive air-conditioning system, open described blowing engine, and according to the air quantity in described air intake passage and the required air quantity of described automotive air-conditioning system, adjust the rotating speed of described blowing engine.
4. automotive air-conditioning system as claimed in claim 1, is characterized in that, also comprises:
Air door is arranged in described air intake passage;
Air damper controller is connected with described air door, is used for controlling the unlatching of described air door or closing;
Described controller is connected with described air damper controller, is used for controlling described door opening when described automotive air-conditioning system needs air intake.
5. automotive air-conditioning system as claimed in claim 4, is characterized in that, described controller also comprises:
The first airdoor control module is used for when described automotive air-conditioning system needs air intake, controls the described air door of described air damper controller control and opens with predetermined angle;
The second airdoor control module is used for controlling the described air door increase of described air damper controller control opening angle when the air quantity described air intake passage in does not satisfy the required air quantity of described automotive air-conditioning system;
The blowing engine opening module is used for opening fully when described air door, and the air quantity in described air intake passage is opened described blowing engine when still not satisfying the required air quantity of described automotive air-conditioning system.
6. automotive air-conditioning system as claimed in claim 4, is characterized in that, described air intake passage has a ventilation inlet, and described ventilation inlet is arranged at automotive front, and described air door is arranged near described ventilation inlet.
7. the control method of an automotive air-conditioning system, be applied to an automotive air-conditioning system, it is characterized in that, described automotive air-conditioning system comprises: air intake passage and blowing engine; Described method comprises:
When described automotive air-conditioning system needs air intake, obtain the air quantity in described air intake passage;
Judge whether the air quantity in described air intake passage satisfies the required air quantity of described automotive air-conditioning system;
When the air quantity in described air intake passage satisfies the required air quantity of described automotive air-conditioning system, do not open described blowing engine;
When the air quantity in described air intake passage does not satisfy the required air quantity of described automotive air-conditioning system, open described blowing engine.
8. the control method of automotive air-conditioning system as claimed in claim 7, is characterized in that, also comprises after the step of the described blowing engine of described unlatching:
According to the air quantity in described air intake passage and the required air quantity of described automotive air-conditioning system, adjust the rotating speed of described blowing engine.
9. the control method of automotive air-conditioning system as claimed in claim 7, is characterized in that, described automotive control system also comprises: be arranged at the air door in described air intake passage;
Describedly judge the air quantity in described air intake passage also comprises before whether satisfying the step of the required air quantity of described automotive air-conditioning system:
Control described door opening.
10. the control method of automotive air-conditioning system as claimed in claim 9, is characterized in that, the step of the described door opening of described control comprises:
Controlling described air door opens with predetermined angle;
Describedly judge the air quantity in described air intake passage also comprises after whether satisfying the step of the required air quantity of described automotive air-conditioning system:
When the air quantity in described air intake passage does not satisfy the required air quantity of described automotive air-conditioning system, control described air door and increase opening angle;
When described air door is opened fully, and the air quantity in described air intake passage is opened described blowing engine when still not satisfying the required air quantity of described automotive air-conditioning system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104125036A CN103158485A (en) | 2011-12-12 | 2011-12-12 | Automobile air conditioning system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104125036A CN103158485A (en) | 2011-12-12 | 2011-12-12 | Automobile air conditioning system and control method thereof |
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| CN103158485A true CN103158485A (en) | 2013-06-19 |
Family
ID=48582227
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| CN2011104125036A Pending CN103158485A (en) | 2011-12-12 | 2011-12-12 | Automobile air conditioning system and control method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104268388A (en) * | 2014-09-19 | 2015-01-07 | 杨明强 | Method for metering equivalent energy consumption in heat energy exchange |
| CN107543318A (en) * | 2017-07-14 | 2018-01-05 | 珠海格力电器股份有限公司 | A kind of heater and its control method |
| CN109591551A (en) * | 2018-11-28 | 2019-04-09 | 东风汽车集团有限公司 | Automobile outer circulating air duct structure, the windscreen frame based on outer circulating air duct structure and air conditioning for automobiles wind circulating system |
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| CN101439654A (en) * | 2008-12-08 | 2009-05-27 | 奇瑞汽车股份有限公司 | Automobile air conditioner system and control method thereof |
| CN201986334U (en) * | 2011-04-01 | 2011-09-21 | 刘卫东 | Self-adaptive dynamic and precise air supply control device |
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|---|---|---|---|---|
| DE3133501A1 (en) * | 1981-08-25 | 1983-03-31 | Karl Kässbohrer Fahrzeugwerke GmbH, 7900 Ulm | Device for ventilating and air-conditioning the interior of a bus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104268388A (en) * | 2014-09-19 | 2015-01-07 | 杨明强 | Method for metering equivalent energy consumption in heat energy exchange |
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| CN107543318A (en) * | 2017-07-14 | 2018-01-05 | 珠海格力电器股份有限公司 | A kind of heater and its control method |
| CN109591551A (en) * | 2018-11-28 | 2019-04-09 | 东风汽车集团有限公司 | Automobile outer circulating air duct structure, the windscreen frame based on outer circulating air duct structure and air conditioning for automobiles wind circulating system |
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Application publication date: 20130619 |