CN102494388A - Control method and system for preventing musty odor from car air-conditioners and car - Google Patents
Control method and system for preventing musty odor from car air-conditioners and car Download PDFInfo
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- CN102494388A CN102494388A CN2011104186913A CN201110418691A CN102494388A CN 102494388 A CN102494388 A CN 102494388A CN 2011104186913 A CN2011104186913 A CN 2011104186913A CN 201110418691 A CN201110418691 A CN 201110418691A CN 102494388 A CN102494388 A CN 102494388A
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004378 air conditioning Methods 0.000 claims description 77
- 238000001514 detection method Methods 0.000 claims description 56
- 230000002159 abnormal effect Effects 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 4
- 210000000988 bone and bone Anatomy 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 abstract description 4
- 230000011664 signaling Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention provides a control method for preventing musty odor from car air-conditioners, which includes the following steps of 1) detecting whether a car air-conditioner refrigerating system runs normally or not, if so, then keeping the step 1), if not, then going to the step 2); and 2) controlling a ventilation system in the car air-conditioner refrigerating system to work in a delaying mode so as to dry the surface of an evaporator of the car air-conditioner refrigerating system and then turning off the ventilation system. The invention further provides a control system for preventing musty odor from car air-conditioners and a car utilizing the same. The control method is capable of effectively solving the problem that musty odor is generated along with air supply of air-conditioners due to humid surfaces of evaporators when the car air-conditioners are started.
Description
Technical field
The invention belongs to automobile technical field, relate to a kind of control method, the control system that prevents the generation of air conditioning for automobiles musty and automobile that adopts this control system that prevents that the air conditioning for automobiles musty from producing.
Background technology
In hot summer, people also often will endure the misery that the air-conditioning air-out has musty to the fullest extent in the comfortable driving environment that enjoyment automobile room conditioning is provided.During the air-conditioning operate as normal, evaporimeter is handled the dehumidification of lowering the temperature through its hot-air, the airborne water vapour formation globule that through the A/C evaporator surface time, can condense.These globules that condense can absorb some impurity and dusts from outside air usually.If automobile goes through the place stuff or that dust is more of being everlasting, the surface of A/C evaporator can deposit more how airborne impurity and dust.If automobile is in this wet environment and the dust for a long time; Then the A/C evaporator surface can grow countless moulds and fungi; These organisms can send the musty of putrescibility, and when turning on the aircondition once more, it is inner that these mustys are blown to whole automobile bodies; Usually make driver and crew feel dizzy or uncomfortable in chest, and health is produced harm.Though be provided with drainpipe in the air conditioning HVAC (Heating, Ventilation and Air Conditioning, i.e. heating ventilation and air conditioning), also can only get rid of a part of condensed water, the water on A/C evaporator surface is drained.
Summary of the invention
Technical problem to be solved by this invention is to the above-mentioned deficiency that exists in the prior art; A kind of control method, the control system that prevents the generation of air conditioning for automobiles musty and automobile that adopts this control system that prevents that the air conditioning for automobiles musty from producing is provided; This control method can effectively solve air conditioning for automobiles when opening, and causes the problem of air-conditioning air-out with musty owing to evaporator surface is moist.
Solving the technical scheme that technical problem of the present invention adopted is that this prevents the control method that the air conditioning for automobiles musty produces, and may further comprise the steps:
1) detects automobile air conditioning refrigerating system and whether be in normal operating conditions: in this way, proceed step 1); As not, get into step 2);
2) the air exchange system delay working in the said automobile air conditioning refrigerating system of control is to close after the evaporator surface drying with automobile air conditioning refrigerating system again.
Preferably; In step 2) in also comprise: when detecting automobile air conditioning refrigerating system and be in abnormal operating state, be the mode of operation of fine day or rainy day controlling air exchange system according to outside weather again: control said air exchange system when outside weather when fine and be operated in the outer circulation pattern; Control said air exchange system when outside weather during for the rainy day and be operated in interior circulation pattern.
Further preferably; In step 2) in, when detecting automobile air conditioning refrigerating system and be in abnormal operating state, whether the air blast that detects in the air exchange system works with the maximum wind speed; When detecting air blast and do not work with the maximum wind speed, the control air blast is worked with the maximum wind speed.With maximum quantity of wind work, and the air that guarantees to flow through evaporator surface is the air that humidity is little and temperature is high through the control air blast, thereby can in the shortest time, evaporator surface be dried up.
The delay working time of preferred said air exchange system is 30 seconds.
A kind of control system that prevents that the air conditioning for automobiles musty from producing comprises the air exchange system in control module and the automobile air conditioning refrigerating system, wherein:
Control module is used to detect automobile air conditioning refrigerating system and whether is in normal operating conditions, and judges whether to export control signal to control the work of said air exchange system, until the evaporator surface bone dry of automobile air conditioning refrigerating system according to testing result;
Air exchange system is used to receive the control signal that control module is exported, and carries out delay working according to said control signal.
Preferably; This system also includes the rain sensor state detection unit; Said rain sensor state detection unit be used for command detection rain sensor according to control module be in electricity condition or power-down state, and according to said testing result output detection signal; Said control module is used to receive the detection signal of rain sensor state detection unit output, and controls air exchange system according to the different detection signals that receive and be operated in outer circulation pattern or interior circulation pattern.
Further preferably, said control module also includes the wind speed detection module, and whether it is used for command detection air blast according to control module with the work of maximum wind speed, and according to testing result output relevant detection signal; Said control module is used to receive the detection signal of wind speed detection module output, and controls air blast in the air exchange system with the work of maximum wind speed according to the different detection signals that receive.
Preferably, store preset delay time value in the said control module, when the delay working time of air exchange system reached said preset delay time value, the control air exchange system quit work.Preferred said preset delay time value is 30 seconds.
A kind of automobile comprises the above-mentioned control system that prevents that the air conditioning for automobiles musty from producing.
The invention has the beneficial effects as follows:
1, takes into full account user's request, reduce or problem that the musty of having avoided taking place frequently in the air conditioning for automobiles use produces, use air-conditioning to bring great convenience, reduced after-sale service cost simultaneously to user security.
2, the present invention has adopted integrated control system, can satisfy safe and reliable, the requirement easily rapidly of control.
3, all parts of native system all are the electric elements that adopt existing maturation, like rain sensor etc., implement simply, are convenient to promote.
Description of drawings
Fig. 1 is the flow chart that prevents the control method of air conditioning for automobiles musty generation in the embodiment of the invention 1;
Fig. 2 is the block diagram that prevents the control system of air conditioning for automobiles musty generation in the embodiment of the invention 1;
Fig. 3 is the control circuit figure that prevents the control system of air conditioning for automobiles musty generation in the embodiment of the invention 1.
The specific embodiment
For making those skilled in the art understand technical scheme of the present invention better, the present invention is described in further detail below in conjunction with the accompanying drawing and the specific embodiment.
A kind of control method that prevents that the air conditioning for automobiles musty from producing may further comprise the steps:
1) detects automobile air conditioning refrigerating system and whether be in normal operating conditions: in this way, proceed step 1); As not, get into step 2);
2) the air exchange system delay working in the said automobile air conditioning refrigerating system of control is to close after the evaporator surface drying with automobile air conditioning refrigerating system again.
The operation principle of control method of the present invention is:
When automobile air conditioning refrigerating system was in abnormal operating state, the rain sensor signal gathering unit was gathered the rain sensor signal in real time and the rain sensor signal that collects is exported; Control module is used to receive the rain sensor signal of rain sensor signal gathering unit output; When automobile air conditioning refrigerating system is in abnormal operating state; Whether control module detects the rain sensor signal that receives effective; Control automobile air conditioning refrigerating system according to testing result and get into the inside/outside circulation: when the automobile rainfall sensor invalidating signal, then control automobile air conditioning refrigerating system and get into outer circulation; When the automobile rainfall sensor signal is effective, then controls automobile air conditioning refrigerating system and get into interior circulation.
Whether the air blast in the automobile air conditioning refrigerating system of control module detection simultaneously works with the maximum wind speed when air blast with the work of maximum wind speed, controls air blast still to close automatically behind a certain Preset Time of maximum wind speed work; Work when air blast, control air blast with the work of maximum wind speed, and close automatically behind a certain Preset Time of working with the maximum wind speed.
Embodiment 1:
As shown in Figure 1, the present invention prevents the control method that the air conditioning for automobiles musty produces, and may further comprise the steps:
1) detects automobile air conditioning refrigerating system and whether be in normal operating conditions: in this way, proceed step 1); As not, get into step 2);
The normal operating conditions of said automobile air conditioning refrigerating system is meant the state when air-conditioning refrigeration system is opened, and the abnormal operating state of said automobile air conditioning refrigerating system is meant that air-conditioning refrigeration system is not opened and the state of air exchange system when opening.
2) when detecting automobile air conditioning refrigerating system and be in abnormal operating state, control the air exchange system delay working in the said automobile air conditioning refrigerating system, to close again after the evaporator surface drying with automobile air conditioning refrigerating system.
Preferably, when detecting automobile air conditioning refrigerating system and be in abnormal operating state, be the mode of operation of fine day or rainy day controlling air exchange system according to outside weather again: control said air exchange system when outside weather when fine and be operated in the outer circulation pattern; Control said air exchange system when outside weather during for the rainy day and be operated in interior circulation pattern.
Particularly; When air exchange system is opened; Can be in to such an extent that electricity condition still is that power-down state judges that outside weather is fine day or rainy day according to the rain sensor in the automobile; And then the mode of operation of control air exchange system: when detecting automobile rainfall sensor and be in power-down state, then control said air exchange system and be operated in the outer circulation pattern; When detect automobile rainfall sensor be in during electricity condition, then control said air exchange system and be operated in interior circulation pattern.
The outer circulation pattern of said air exchange system is to instigate indoor air of automobile and outside air to carry out the mode of operation of Gas Exchange to take a breath; The interior circulation pattern of air exchange system is meant that the indoor air of automobile does not carry out Gas Exchange with outside air, the mode of operation that keeps the indoor air circulation of automobile to flow.
And; When detecting automobile air conditioning refrigerating system and be in abnormal operating state; Whether the air blast that detects in the air exchange system earlier works with the maximum wind speed; When detecting air blast and work with the maximum wind speed, the control air blast is still with the work of maximum wind speed, and control air blast delay working is closed after a period of time automatically; When detecting air blast, then control air blast with the work of maximum wind speed, and close automatically after making air blast delay working a period of time not with the work of maximum wind speed.
The delay working time of controlling said air exchange system is preferably 30 seconds.
As shown in Figure 2, in the present embodiment, this control system that prevents that the air conditioning for automobiles musty from producing comprises the air exchange system in control module and the automobile air conditioning refrigerating system, wherein:
Said control module is used to detect automobile air conditioning refrigerating system and whether is in normal operating conditions; And judge whether to export the work of control signal: when the duty detection module detects A/C request signal in the control panel of automobile air conditioning refrigerating system when effective with the air blast in the control air exchange system according to said testing result; Judge that automobile air conditioning refrigerating system is in normal operating conditions, then control signal is not exported in instruction; When the duty detection module detects A/C request signal in the control panel of automobile air conditioning refrigerating system when invalid; Judge that automobile air conditioning refrigerating system is in abnormal operating state; Instruction outputs control signals to air blast; Said air blast delay working, until the evaporator surface bone dry of automobile air conditioning refrigerating system, air blast quits work.
Wherein, store preset delay time value in the control module, in the present embodiment, said preset delay time value is set at 30 seconds.When the delay working time of the air blast in the air exchange system reached 30 seconds, control module control air blast quit work.
This control system also includes the rain sensor state detection unit, said rain sensor state detection unit be used for command detection rain sensor according to control module be in electricity condition or power-down state, and according to said testing result output detection signal; Said control module is used to receive the detection signal of rain sensor state detection unit output; And control air exchange system according to the different detection signals that receive and be operated in outer circulation pattern or interior circulation pattern: be in power-down state when the rain sensor state detection unit detects rain sensor; Then control module is controlled said air blast and is operated in the outer circulation pattern after receiving with it the relevant detection signal; When the rain sensor state detection unit detect rain sensor be in electricity condition, control module is controlled said air blast and is operated in interior circulation pattern after receiving with it the relevant detection signal.
The residing state of rain sensor has reflected extraneous weather conditions: when rain sensor be in during electricity condition, rain sensor is in running order, representes that then extraneous weather does not have rainfall, weather is fine; When rain sensor is in power-down state, represent that then extraneous weather has rainfall, weather is the rainy day.
This control module also includes the wind speed detection module, and whether it is used for command detection air blast according to control module with the work of maximum wind speed, and according to testing result output relevant detection signal; Control module is used to receive the detection signal of wind speed detection module output; And control the wind speed of air blast according to the different detection signal that receives: when the wind speed detection module detects air blast and works with the maximum wind speed; Then control module is after receiving with it the relevant detection signal, and the control air blast is still worked with the maximum wind speed; When the wind speed detection module detected air blast and do not work with the maximum wind speed, then control module was after receiving with it the relevant detection signal, and the control air blast is worked with the maximum wind speed.
In conjunction with shown in Figure 3, the concrete course of work of the present invention is following:
In the automobile air conditioning refrigerating system course of work, when control module receives " ON " push button signalling on the Air-Conditioning Control Panel, judge that the A/C request signal is effective, and then judge that automobile air conditioning refrigerating system is in normal operating conditions; After control module receives " OFF " push button signalling or IGON OFF signal on the Air-Conditioning Control Panel, judge that the A/C request signal is invalid, and then judge that automobile air conditioning refrigerating system is in abnormal operating state.
When control module detects automobile air conditioning refrigerating system and is in abnormal operating state, instruction rain sensor state detection unit detect rain sensor be in electricity condition or power-down state; Control module then according to the different detection signal of rain sensor state detection unit output control air exchange system be operated in circulation pattern still be the outer circulation pattern.
And; When control module detects automobile air conditioning refrigerating system and is in abnormal operating state; Whether instruction wind speed detection module detects air blast with the work of maximum wind speed, and said control module is controlled air blast in the air exchange system with the work of maximum wind speed according to the no detection signal of wind speed detection module output.
If before " OFF " push button signalling or IGON OFF signal of control module on receiving Air-Conditioning Control Panel; Air blast is worked with non-maximum wind speed; Then the control air blast is with the work of maximum wind speed behind " OFF " push button signalling or the IGON OFF signal received on the control panel, and delay working is closed after a period of time automatically; If air blast is worked with the maximum wind speed; Then behind " OFF " push button signalling or IGON OFF signal received on the control panel; The control air blast is still worked with the maximum wind speed; And close automatically after a period of time with maximum wind speed delay working, pass through evaporator surface, in the shortest time, evaporator surface is dried up to guarantee maximum quantity of wind, the air that humidity is little and temperature is high.
A kind of automobile adopts the above-mentioned control system that the air conditioning for automobiles musty produces that prevents.
Embodiment 2:
The difference of present embodiment and embodiment 1 is: present embodiment does not have the rain sensor state detection unit among the embodiment 1.
Other structures in the present embodiment and use are all identical with embodiment 1, repeat no more here.
It is understandable that above embodiment only is the illustrative embodiments that adopts for principle of the present invention is described, yet the present invention is not limited thereto.For the one of ordinary skilled in the art, under the situation that does not break away from spirit of the present invention and essence, can make various modification and improvement, these modification also are regarded as protection scope of the present invention with improving.
Claims (10)
1. control method that prevents that the air conditioning for automobiles musty from producing may further comprise the steps:
1) detects automobile air conditioning refrigerating system and whether be in normal operating conditions: in this way, proceed step 1); As not, get into step 2);
2) the air exchange system delay working in the said automobile air conditioning refrigerating system of control is to close after the evaporator surface drying with automobile air conditioning refrigerating system again.
2. control method according to claim 1 is characterized in that, in step 2) in also comprise:
When detecting automobile air conditioning refrigerating system and be in abnormal operating state, be the mode of operation of fine day or rainy day controlling air exchange system according to outside weather again: control said air exchange system when outside weather when fine and be operated in the outer circulation pattern; Control said air exchange system when outside weather during for the rainy day and be operated in interior circulation pattern.
3. control method according to claim 1 and 2; It is characterized in that; In step 2) in, when detecting automobile air conditioning refrigerating system and be in abnormal operating state, whether the air blast that detects in the air exchange system works with the maximum wind speed; When detecting air blast and do not work with the maximum wind speed, the control air blast is worked with the maximum wind speed.
4. control method according to claim 3 is characterized in that, the delay working time of said air exchange system is 30 seconds.
5. a control system that prevents that the air conditioning for automobiles musty from producing is characterized in that, comprises the air exchange system in control module and the automobile air conditioning refrigerating system, wherein:
Control module is used to detect automobile air conditioning refrigerating system and whether is in normal operating conditions, and judges whether to export control signal to control the work of said air exchange system, until the evaporator surface bone dry of automobile air conditioning refrigerating system according to testing result;
Air exchange system is used to receive the control signal that control module is exported, and carries out delay working according to said control signal.
6. control according to claim 5 system is characterized in that this system also includes:
The rain sensor state detection unit, be used for command detection rain sensor according to control module be in electricity condition or power-down state, and according to said testing result output detection signal;
Said control module is used to receive the detection signal of rain sensor state detection unit output, and controls air exchange system according to the different detection signals that receive and be operated in outer circulation pattern or interior circulation pattern.
7. according to claim 5 or 6 described control systems, it is characterized in that said control module also includes:
Whether the wind speed detection module is used for command detection air blast according to control module with the work of maximum wind speed, and according to testing result output relevant detection signal;
Said control module is used to receive the detection signal of wind speed detection module output, and controls air blast in the air exchange system with the work of maximum wind speed according to the different detection signals that receive.
8. control according to claim 7 system is characterized in that, stores preset delay time value in the said control module, and when the delay working time of air exchange system reached said preset delay time value, the control air exchange system quit work.
9. control according to claim 8 system is characterized in that said preset delay time value is 30 seconds.
10. an automobile comprises the described control system that prevents that the air conditioning for automobiles musty from producing of one of claim 5-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104186913A CN102494388A (en) | 2011-12-13 | 2011-12-13 | Control method and system for preventing musty odor from car air-conditioners and car |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011104186913A CN102494388A (en) | 2011-12-13 | 2011-12-13 | Control method and system for preventing musty odor from car air-conditioners and car |
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Cited By (11)
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| CN102806826A (en) * | 2012-08-15 | 2012-12-05 | 奇瑞汽车股份有限公司 | Automotive air-conditioner mustiness removing device |
| CN102896999A (en) * | 2012-10-31 | 2013-01-30 | 无锡商业职业技术学院 | Automotive air-conditioner circuit capable of removing moisture and moldy taste |
| CN104676825A (en) * | 2013-12-02 | 2015-06-03 | 北汽福田汽车股份有限公司 | Air conditioning system and vehicle with same and controlling method of air conditioning system |
| CN105946504A (en) * | 2016-05-05 | 2016-09-21 | 上汽通用汽车有限公司 | Method and device for controlling running modes of vehicle-mounted air conditioner |
| CN106091326A (en) * | 2014-09-02 | 2016-11-09 | 福州臻美网络科技有限公司 | A kind of control device of air conditioning for automobiles |
| CN106427469A (en) * | 2016-11-07 | 2017-02-22 | 广州汽车集团股份有限公司 | Method and device for purifying air inside vehicle and vehicle air conditioner controller |
| CN107883509A (en) * | 2017-10-20 | 2018-04-06 | 四川三点水生物科技有限公司 | A kind of low wind speed equipment of the special interior culture of hickory chick |
| CN109720169A (en) * | 2019-01-04 | 2019-05-07 | 重庆长安汽车股份有限公司 | A kind of vehicle and its ventilating system and the method for ventilation applied to the vehicle |
| CN109764501A (en) * | 2018-12-03 | 2019-05-17 | 珠海格力电器股份有限公司 | Control method of unit carrying fresh air device and unit |
| CN111251820A (en) * | 2020-01-13 | 2020-06-09 | 广州小鹏汽车科技有限公司 | Air replacement method and device for vehicle |
| CN114379316A (en) * | 2021-12-07 | 2022-04-22 | 小马易行科技(上海)有限公司 | Method and device for preventing automotive air conditioner from generating musty odor, vehicle and processor |
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| CN102806826A (en) * | 2012-08-15 | 2012-12-05 | 奇瑞汽车股份有限公司 | Automotive air-conditioner mustiness removing device |
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| CN106427469B (en) * | 2016-11-07 | 2018-12-18 | 广州汽车集团股份有限公司 | Purification method, device and the vehicle air conditioner controller of vehicle interior air |
| CN106427469A (en) * | 2016-11-07 | 2017-02-22 | 广州汽车集团股份有限公司 | Method and device for purifying air inside vehicle and vehicle air conditioner controller |
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| CN109764501A (en) * | 2018-12-03 | 2019-05-17 | 珠海格力电器股份有限公司 | Control method of unit carrying fresh air device and unit |
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Application publication date: 20120613 |