CN105437923A - Automatic adjusting method and system for in-car humidity - Google Patents
Automatic adjusting method and system for in-car humidity Download PDFInfo
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- CN105437923A CN105437923A CN201510846860.1A CN201510846860A CN105437923A CN 105437923 A CN105437923 A CN 105437923A CN 201510846860 A CN201510846860 A CN 201510846860A CN 105437923 A CN105437923 A CN 105437923A
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- car
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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
- B60H3/00—Other air-treating devices
- B60H3/02—Moistening ; Devices influencing humidity levels, i.e. humidity control
- B60H3/024—Moistening ; Devices influencing humidity levels, i.e. humidity control for only dehumidifying the air
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Abstract
The invention relates to the technical field of car air conditioners, and discloses an automatic adjusting method and system for in-car humidity through a car air conditioner. The automatic adjusting method for the in-car humidity comprises the following steps that 1, the in-car target humidity Ht and the in-car target temperature Ts are set; and 2, the purpose of adjusting the in-car humidity is achieved by judging the difference between the in-car humidity and the in-car target humidity, according to the difference between the in-car temperature and the in-car target temperature, and by controlling the operating states of a compressor, an external circulating system and an air blower through the algorithm. According to the automatic adjusting method and system for the in-car humidity, no device needs to be additionally arranged, the effect of effectively adjusting the in-car humidity can be achieved through the algorithm and by utilizing the basic function of the automatic car air conditioner, and the cost does not need to be increased.
Description
Technical field
The present invention relates to automobile air conditioning technology field, be specifically related to a kind of method and system utilizing air conditioning for automobiles to carry out car humidity automatically to regulate.
Background technology
Along with expanding economy, automobile is widely used as a kind of easy to use, quick and vehicle of economy.Automatic air conditioner system of vehicle replaces automobile manual air-conditioning system gradually, is widely used in automotive field.At present, a lot of to the research of auto Air Conditioner, as the automatic adjustment of leaving air temp, the control etc. of air quality, and improve drive safety, also become one of key factor that automatic air condition will consider.
Research finds, car humidity can affect the attention of chaufeur.Wherein the too high meeting of car humidity makes the decreased attention of chaufeur.Relatively more suitable humidity range is 40%-70%, will affect traveling comfort higher than this scope, reduces the attention of chaufeur.
Mounted air conditioner system is generally made up of compressor, condenser, drier receiver, expansion valve, evaporator and blowing engine etc., and comprises external circulating system and internal circulation system.At present the mode that the control method of car humidity is mostly employing increase device is realized.If application number is mention in the Chinese patent application of 201010200624 utilizing multiple H Exch being coated with desiccant, the a/c system replaced between refrigerating mode and regeneration mode is to realize vehicle humid control.But because this system increases multiple exchanger, add the complexity of a/c system, and add cost.
During air conditioner refrigerating, opening compressor can dehumidify, but the effect of this dehumidifying is not controlled.Current existing way is the dehumidifying of manually opened compressor, the not function of automatic dehumidifying.
Summary of the invention
In order to overcome the shortcoming of prior art with not enough, primary and foremost purpose of the present invention is to provide a kind of car humidity Automatic adjustment method.
Object of the present invention is achieved through the following technical solutions: a kind of car humidity Automatic adjustment method, comprises the following steps:
S1, setting car internal object humidity Ht and car internal object temperature Ts;
Concrete, described car internal object humidity value Ht is 40% ~ 70%;
S2, when detecting that car humidity is no more than car internal object humidity Ht, then detecting vehicle interior temperature and whether be less than car internal object temperature Ts, if then close external circulating system and compressor, otherwise close external circulating system and regulate vehicle interior temperature to target temperature Ts; If detect, car humidity is greater than car internal object humidity Ht, enters step S3;
S3, judge that whether the outer temperature of car is lower than vehicle interior temperature, if then enter step S4, otherwise enters step S5;
The outer temperature T1 of minimum car that S4, setting vehicle-mounted air conditioner compressor low-voltage variation and evaporator temperature are protected, must open outer temperature T2, the T1 < T2 of car of compressor during setup control vehicle interior temperature; Following situation is comprised according to the operation that the outer temperature value of car controls car humidity:
A, when the outer temperature of car is less than T1, open external circulating system;
B, when the outer temperature of car is between T1 and T2, open compressor and/or external circulating system;
C, when the outer temperature of car is greater than T2, open compressor.
Preferably, in step S4, car humidity can be carried out interval classification, more effectively regulate car humidity environment in conjunction with the outer temperature of car, be specially:
Setting humidity interval value Hi;
I, when car humidity is between Ht and (Ht+Hi), judges whether the outer temperature of car is less than T2, if then open external circulating system, otherwise open compressor;
II, when car humidity is between (Ht+Hi) and (Ht+2Hi), judges whether the outer temperature of car is less than T1, if then open external circulating system, otherwise open compressor;
III, when car humidity is greater than (Ht+2Hi), judges whether the outer temperature of car is less than T1, if then open external circulating system and increase air quantity, otherwise open compressor and increase air quantity;
The range changing of car humidity is larger, and in order to avoid frequent operation, described humidity interval value Hi should not arrange too small, and in conjunction with the range of humidity variation that people can obviously experience, described humidity interval value Hi is preferably 10 ~ 15.The variation range of this humidity interval value, is also easily converted to the change of air quantity gear, thus effectively regulates air quantity.
S5, open compressor, and increase air quantity according to the increase of car humidity.
In step S4 and step S5, increase air quantity and can accelerate outer circulation effect, realize the exchange of car body inner air and outer air fast, reach the object of rapid moisture removal.And the recruitment of air quantity associates with car humidity, increase air quantity along with the increase of car humidity.The relational expression of air quantity and car humidity is:
wherein Φ is relative humidity in car, in centesimal system; When in car, relative humidity is greater than 60, Φ gets 70; When in car, relative humidity is less than 40, Φ gets 30; Bar is air quantity gear value, is discrete value; " [] " symbol is round numbers.
Another object of the present invention is to provide a kind of car humidity variotrol, it is achieved through the following technical solutions:
A kind of car humidity variotrol, be connected with the compressor of vehicle-mounted automatic air conditioner, blowing engine and external circulating system, described car humidity variotrol comprises:
The outer temperature detecting module of car, detects and obtains the outer temperature information of car, and outer for car temperature information is transferred to car humidity control module;
The outer humidity detecting module of car, detects and obtains the outer humidity information of car, and by outer for car humidity information transmission to car humidity control module;
Vehicle interior temperature detection module, detects and obtains vehicle interior temperature information, and by vehicle interior temperature information transmission to car humidity control module;
Car humidity detection module, detects and obtains car humidity information, and by car humidity information transmission to car humidity control module;
Vehicle interior temperature arranges module, setting car internal object temperature, and car internal object temperature value is transferred to car humidity control module;
Car humidity arranges module, setting car internal object humidity, and car internal object humidity value is transferred to car humidity control module;
Car humidity control module, receive car internal object temperature value and car internal object humidity value, and according to the outer temperature information of the car received, car outer humidity information, vehicle interior temperature information and car humidity information, by calculating, control signal is sent compressor, blowing engine and external circulating system, control the running state of compressor, blowing engine and external circulating system.
The present invention has following advantage and effect relative to prior art:
The present invention, without the need to additionally increasing device, utilizes the basic function of vehicle-mounted automatic air conditioner, can be reached the effect effectively regulating car humidity, without the need to increasing cost by algorithm.The present invention can air humidity in accurately detecting car, needs preset value automatically to regulate air humidity in car, increase the traveling comfort of chaufeur and passenger according to human normal.
Accompanying drawing explanation
Fig. 1 is the diagram of circuit of car humidity Automatic adjustment method in embodiment;
Fig. 2 is the functional block diagram of car humidity variotrol in embodiment;
Fig. 3 is the graph of relation of air quantity and car humidity in embodiment.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, a kind of car humidity Automatic adjustment method, utilize the basic function such as the humidity detecting module of vehicle-mounted automatic air conditioner, temperature detecting module, compressor, blowing engine, and the external circulating system of vehicle-mounted automatic air conditioner, reached the object automatically regulating humidity by control method, detailed process is as follows:
S1, setting car internal object humidity Ht and car internal object temperature Ts;
Concrete, described car internal object humidity value Ht is 40% ~ 70%, can arrange according to actual needs; Car internal object temperature Ts is arranged according to the needs of chaufeur and passenger;
S2, when detecting that car humidity is no more than car internal object humidity Ht, then detecting vehicle interior temperature and whether be less than car internal object temperature Ts, if then close external circulating system and compressor, otherwise close external circulating system and regulate vehicle interior temperature to target temperature Ts; If detect, car humidity is greater than car internal object humidity Ht, enters step S3;
S3, judge that whether the outer temperature of car is lower than vehicle interior temperature, if then enter step S4, otherwise enters step S5;
The outer temperature T1 of minimum car that S4, setting vehicle-mounted air conditioner compressor low-voltage variation and evaporator temperature are protected, must open outer temperature T2, the T1 < T2 of car of compressor during setup control vehicle interior temperature;
Car humidity is carried out interval classification, more effectively regulates car humidity environment in conjunction with the outer temperature of car, be specially:
Setting humidity interval value Hi;
I, when car humidity is between Ht and (Ht+Hi), judges whether the outer temperature of car is less than T2, if then open external circulating system, otherwise open compressor;
II, when car humidity is between (Ht+Hi) and (Ht+2Hi), judges whether the outer temperature of car is less than T1, if then open external circulating system, otherwise open compressor;
III, when car humidity is greater than (Ht+2Hi), judges whether the outer temperature of car is less than T1, if then open external circulating system and increase air quantity, otherwise open compressor and increase air quantity;
The range changing of car humidity is larger, and in order to avoid frequent operation, described humidity interval value Hi should not arrange too small, in conjunction with the range of humidity variation that people can obviously experience, described humidity interval value Hi is preferably 10 ~ 15, and in the present embodiment, described humidity interval value Hi is set as 10.The variation range of this humidity interval value, is also easily converted to the change of air quantity gear, thus effectively regulates air quantity.
When the outer temperature of car is between T1 to T2, compressor can run as required, and according to the size of relative temperature and car humidity, controlling Inner eycle, outer circulation and compressor can increase dehumidifying effect in car simultaneously; When the outer temperature of car is greater than T2, compressor is automatic unlatching, and after opening compressor, utilize blender door to control vehicle interior temperature, now Main Function is dehumidifying; If the outer temperature of car is lower than vehicle interior temperature, can open outer circulation increases dehumidifying effect in car.Using the decision-point of T1, T2 two temperature values as temperature in the present invention.In the present embodiment, setting T1=4 DEG C, T2=15 DEG C; T1, T2 also can set according to actual needs.
S5, open compressor, and increase air quantity according to the increase of car humidity.
In step S4 and step S5, increase air quantity and can accelerate outer circulation effect, realize the exchange of car body inner air and outer air fast, reach the object of rapid moisture removal.And the recruitment of air quantity associates with car humidity, increase air quantity along with the increase of car humidity.
The relational expression of air quantity and car humidity is:
wherein Φ is relative humidity in car, in centesimal system; When in car, relative humidity is greater than 60, Φ gets 70; When in car, relative humidity is less than 40, Φ gets 30; Bar is air quantity gear value, is discrete value; " [] " symbol is round numbers.
Control air quantity by above-mentioned relation formula, the increase of humidity can be converted to the increase of air quantity shelves, and air quantity gear can be controlled within the specific limits, the traveling comfort causing passenger can not be affected.
If air quantity gear is not discrete value, but linear, then this relational expression can change the relation curve increased progressively into, as shown in Figure 3.
As shown in Figure 2, a kind of car humidity variotrol, be connected with the compressor of vehicle-mounted automatic air conditioner, blowing engine and external circulating system, described car humidity variotrol comprises:
The outer temperature detecting module of car, detects and obtains the outer temperature information of car, and outer for car temperature information is transferred to car humidity control module;
The outer humidity detecting module of car, detects and obtains the outer humidity information of car, and by outer for car humidity information transmission to car humidity control module;
Vehicle interior temperature detection module, detects and obtains vehicle interior temperature information, and by vehicle interior temperature information transmission to car humidity control module;
Car humidity detection module, detects and obtains car humidity information, and by car humidity information transmission to car humidity control module;
Vehicle interior temperature arranges module, setting car internal object temperature, and car internal object temperature value is transferred to car humidity control module;
Car humidity arranges module, setting car internal object humidity, and car internal object humidity value is transferred to car humidity control module;
Car humidity control module, receive car internal object temperature value and car internal object humidity value, and according to the outer temperature information of the car received, car outer humidity information, vehicle interior temperature information and car humidity information, by calculating, control signal is sent compressor, blowing engine and external circulating system, control the running state of compressor, blowing engine and external circulating system.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. a car humidity Automatic adjustment method, is characterized in that, comprises the following steps:
S1, setting car internal object humidity Ht and car internal object temperature Ts;
S2, when detecting that car humidity is no more than car internal object humidity Ht, then detecting vehicle interior temperature and whether be less than car internal object temperature Ts, if then close external circulating system and compressor, otherwise close external circulating system and regulate vehicle interior temperature to target temperature Ts; If detect, car humidity is greater than car internal object humidity Ht, enters step S3;
S3, judge that whether the outer temperature of car is lower than vehicle interior temperature, if then enter step S4, otherwise enters step S5;
The outer temperature T1 of minimum car that S4, setting vehicle-mounted air conditioner compressor low-voltage variation and evaporator temperature are protected, must open outer temperature T2, the T1 < T2 of car of compressor during setup control vehicle interior temperature; Following situation is comprised according to the operation that the outer temperature value of car controls car humidity:
A, when the outer temperature of car is less than T1, open external circulating system;
B, when the outer temperature of car is between T1 and T2, open compressor and/or external circulating system;
C, when the outer temperature of car is greater than T2, open compressor;
S5, open compressor, and increase air quantity according to the increase of car humidity.
2. a kind of car humidity Automatic adjustment method according to claim 1, is characterized in that: the internal object of car described in step S1 humidity value Ht is 40% ~ 70%.
3. a kind of car humidity Automatic adjustment method according to claim 1, is characterized in that: the concrete operations controlling car humidity according to the outer temperature value of car described in step S4 are:
Setting humidity interval value Hi;
I, when car humidity is between Ht and (Ht+Hi), judges whether the outer temperature of car is less than T2, if then open external circulating system, otherwise open compressor;
II, when car humidity is between (Ht+Hi) and (Ht+2Hi), judges whether the outer temperature of car is less than T1, if then open external circulating system, otherwise open compressor;
III, when car humidity is greater than (Ht+2Hi), judges whether the outer temperature of car is less than T1, if then open external circulating system and increase air quantity, otherwise open compressor and increase air quantity.
4. a kind of car humidity Automatic adjustment method according to claim 3, is characterized in that: described humidity interval value Hi is 10 ~ 15.
5. a kind of car humidity Automatic adjustment method according to any one of claim 1-4, is characterized in that: the relational expression of air quantity and car humidity is:
wherein Φ is relative humidity in car, in centesimal system; When in car, relative humidity is greater than 60, Φ gets 70; When in car, relative humidity is less than 40, Φ gets 30; Bar is air quantity gear value, is discrete value; " [] " symbol is round numbers.
6. a car humidity variotrol, be connected with the compressor of vehicle-mounted automatic air conditioner, blowing engine and external circulating system, it is characterized in that, described car humidity variotrol comprises:
The outer temperature detecting module of car, detects and obtains the outer temperature information of car, and outer for car temperature information is transferred to car humidity control module;
The outer humidity detecting module of car, detects and obtains the outer humidity information of car, and by outer for car humidity information transmission to car humidity control module;
Vehicle interior temperature detection module, detects and obtains vehicle interior temperature information, and by vehicle interior temperature information transmission to car humidity control module;
Car humidity detection module, detects and obtains car humidity information, and by car humidity information transmission to car humidity control module;
Vehicle interior temperature arranges module, setting car internal object temperature, and car internal object temperature value is transferred to car humidity control module;
Car humidity arranges module, setting car internal object humidity, and car internal object humidity value is transferred to car humidity control module;
Car humidity control module, receive car internal object temperature value and car internal object humidity value, and according to the outer temperature information of the car received, car outer humidity information, vehicle interior temperature information and car humidity information, by calculating, control signal is sent compressor, blowing engine and external circulating system, control the running state of compressor, blowing engine and external circulating system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510846860.1A CN105437923B (en) | 2015-11-26 | 2015-11-26 | A kind of vehicle humidity Automatic adjustment method and system |
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| CN201510846860.1A CN105437923B (en) | 2015-11-26 | 2015-11-26 | A kind of vehicle humidity Automatic adjustment method and system |
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| CN105437923B CN105437923B (en) | 2019-05-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123219A (en) * | 2016-06-28 | 2016-11-16 | 青岛海尔空调器有限总公司 | Air-conditioning temperature/humidity control method |
| CN109572358A (en) * | 2018-11-20 | 2019-04-05 | 重庆长安汽车股份有限公司 | A kind of crew module's humidity control system and method |
| CN109871058A (en) * | 2019-03-27 | 2019-06-11 | 上海博泰悦臻电子设备制造有限公司 | A kind of interior space temperature and humidity control method, system and storage medium |
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| EP0872368A2 (en) * | 1997-04-16 | 1998-10-21 | Sanden Corporation | Air conditioning apparatus for vehicle |
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| CN109572358A (en) * | 2018-11-20 | 2019-04-05 | 重庆长安汽车股份有限公司 | A kind of crew module's humidity control system and method |
| CN109871058A (en) * | 2019-03-27 | 2019-06-11 | 上海博泰悦臻电子设备制造有限公司 | A kind of interior space temperature and humidity control method, system and storage medium |
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| CN105437923B (en) | 2019-05-28 |
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