CN109084409B - Detection system for preventing over-temperature rise of air conditioner device, detection control method and air conditioner - Google Patents
Detection system for preventing over-temperature rise of air conditioner device, detection control method and air conditioner Download PDFInfo
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- CN109084409B CN109084409B CN201810953257.7A CN201810953257A CN109084409B CN 109084409 B CN109084409 B CN 109084409B CN 201810953257 A CN201810953257 A CN 201810953257A CN 109084409 B CN109084409 B CN 109084409B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a detection system for preventing the temperature of an air conditioner device from being excessively increased, a detection control method and an air conditioner, wherein the detection system comprises an ambient temperature detection module, a solar radiation detection module, a judgment module and a controller, wherein the ambient temperature detection module detects the ambient temperature of an air conditioner external unit; the solar radiation detection module detects the intensity of solar radiation received by the air conditioner external unit; the judgment module judges whether the temperature rise of the components is too high according to the detection data, and when the temperature rise of the components is too high, the controller adjusts working components in the air conditioner external machine to cool the components. The environment temperature detection module and the solar radiation detection module are used for jointly detecting the environment temperature and the received radiation intensity of the air conditioner outdoor unit, when the environment temperature and the received radiation intensity jointly reach a preset threshold value, the temperature of the air conditioner outdoor unit is reduced to control the temperature of components, the components are prevented from being burnt and failed due to overhigh temperature, the service performance and the service life of the air conditioner are further influenced, and the phenomenon that the normal work of the air conditioner is influenced due to misjudgment caused by inaccurate detection results is also prevented.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a detection system for preventing an air conditioner device from being excessively high in temperature, a detection control method and an air conditioner.
Background
The existing air conditioners are more and more widely used, and are distributed in various regions throughout the world, in the use process, along with the influence of external factors such as temperature rise and radiation enhancement, the reliable operation of electrical components in an electrical appliance box of the air conditioner can be influenced, the problems of burning, failure and even firing of the components due to overhigh temperature can be caused, the service performance and the service life of the air conditioner are further influenced, the after-sale service cost is increased, the air conditioner generally only tests the temperature rise value of the components at certain environmental temperature before leaving a factory, most of the factors influencing the temperature rise of the components after sale also comprise the heat effect caused by solar radiation, only the influence of the environmental temperature on the components of the air conditioner is detected, the test result is inaccurate, misjudgment is easily caused, the components are cooled, and the components are caused to work abnormally.
Disclosure of Invention
The invention aims to solve the problems that air conditioner components are easy to lose effectiveness due to overhigh temperature and detection results are inaccurate and easy to misjudge in the prior art, and provides a detection system, a detection control method and an air conditioner for preventing overhigh temperature of the air conditioner components.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a detection system for preventing the temperature rise of components of an air conditioner from being too high is arranged on an air conditioner external unit and comprises an ambient temperature detection module, a solar radiation detection module and a judgment module
The environment temperature detection module is used for detecting the environment temperature of the air conditioner external unit;
the solar radiation detection module is used for detecting the intensity of solar radiation received by the air conditioner external unit;
the judgment module is respectively connected with the environment temperature detection module and the solar radiation detection module and is used for judging whether the temperature rise of the components is too high according to the detection data of the environment temperature detection module and the solar radiation detection module.
Furthermore, the environment temperature detection module is arranged on the periphery of the air conditioner external unit.
Furthermore, the environment temperature detection module is arranged in the air conditioner external machine.
Further, the environment temperature detection module comprises an environment temperature sensor.
Furthermore, the solar radiation detection module comprises a solar receiving panel and a converter, the solar panel is arranged on the surface of the air conditioner outdoor unit, the converter is used for converting the radiation received by the solar receiving panel into an electric signal, and the converter is connected with the judgment module.
Further, the solar radiation detection module comprises a solar radiation sensor.
A detection method for preventing the temperature rise of air conditioner components is characterized in that the detection system for preventing the temperature rise of the air conditioner components is used, and the method comprises the following steps:
an environment temperature detection module for detecting the environment temperature of the air conditioner outdoor unit and sending the detection data to the judgment module,
the solar radiation detection module detects the intensity of solar radiation received by the air conditioner external unit, sends detection data to the judgment module,
and the judgment module is used for judging whether the detection data of the environment temperature detection module and the solar radiation detection module reach a preset threshold value at the same time, and judging that the temperature rise of the components is too high when the detection data of the environment temperature detection module and the solar radiation detection module reach the preset threshold value at the same time.
Further, there are multiple sets of preset thresholds.
The utility model provides a prevent air conditioner of air conditioner components and parts temperature rise too high, includes the outer machine of air conditioner, still includes foretell detecting system, the controller that prevents the too high temperature rise of air conditioner components and parts, the controller is connected with the judgement module, and when the judgement module judged the components and parts temperature rise too high, the work piece that the outer built-in of air conditioner was adjusted to the controller cooled down components and parts.
Furthermore, the working component comprises a compressor, and when the frequency of the compressor is reduced, the load is reduced to cool the components.
Furthermore, the working component comprises a fan, and the fan cools the components when the rotating speed is increased.
Furthermore, the working part comprises an air door, the air door is arranged on the outer case of the air conditioner, and the air door cools the components when being opened.
A control method for preventing the temperature rise of air conditioner components from being too high for an air conditioner is used for controlling the air conditioner for preventing the temperature rise of the air conditioner components from being too high, and comprises the following steps: when the judgment module judges that the temperature rise of the components is too high, a signal is sent to the controller, and the controller adjusts working components in the air conditioner external machine to cool the components.
Further, the cooling of the components comprises one or more of reducing the frequency of the compressor, increasing the rotating speed of the fan, and opening an air door of an air conditioner external box.
From the above description of the invention, it can be known that, compared with the prior art, the detection system for preventing the temperature of the air conditioner device from being excessively increased, the detection control method and the air conditioner provided by the invention adopt the environment temperature detection module and the solar radiation detection module to jointly detect the environment temperature and the received radiation intensity of the air conditioner external unit, and when the environment temperature and the received radiation intensity jointly reach the preset threshold value, the temperature of the air conditioner external unit temperature control device is reduced, the device temperature is prevented from being excessively increased, the device is prevented from being burnt and losing efficacy, the service performance and the service life of the air conditioner are further influenced, and the false judgment caused by inaccurate detection result is also prevented.
Drawings
FIG. 1 is a block diagram of a detection system for preventing over-temperature rise of components of an air conditioner according to the present invention;
FIG. 2 is a flow chart of the detection for preventing the temperature rise of the air conditioner components from being too high according to the present invention;
FIG. 3 is a block diagram of the air conditioner for preventing the temperature rise of the components of the air conditioner from being too high according to the present invention;
FIG. 4 is a control flow chart of the air conditioner of the present invention for preventing the temperature rise of the components of the air conditioner from being too high.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The first embodiment is as follows:
as shown in FIG. 1, a detecting system for preventing over-high temperature rise of air conditioner components is arranged on an air conditioner outdoor unit and comprises an ambient temperature detecting module 1, a solar radiation detecting module 2 and a judging module 3,
the environment temperature detection module 1 is used for detecting the environment temperature of the air conditioner outdoor unit, is arranged at the periphery of the air conditioner outdoor unit, adopts an environment temperature sensor such as an environment temperature sensing bulb to detect the environment temperature of the air conditioner outdoor unit,
the solar radiation detection module 2 is arranged on the surface of the air conditioner outdoor unit, adopts a solar receiving plate and a converter, the converter is used for converting the radiation received by the solar receiving plate into an electric signal such as a current value, detects the solar radiation intensity received by the air conditioner outdoor unit according to the current value,
the judgment module 3 is respectively connected with the environment temperature detection module 1 and the solar radiation detection module 2, whether the temperature rise of the components is too high is judged according to the detection data of the environment temperature detection module 1 and the solar radiation detection module 2, the independent environment temperature detection or the solar radiation detection easily causes misjudgment, for example, the radiation intensity is stronger under the condition of low environment temperature, and the influence on the temperature rise of the components is very little, or the environment temperature is high and the influence on the temperature rise of the components is very little under the condition of no radiation heat.
As shown in fig. 2, a detection method for preventing an excessive temperature rise of an air conditioner component includes the following steps:
s1: an environment temperature detection module for detecting the environment temperature of the air conditioner outdoor unit and sending the detection data to the judgment module,
s2: the solar radiation detection module detects the intensity of solar radiation received by the air conditioner external unit, sends detection data to the judgment module,
s3: the judgment module is used for judging whether the detection data of the ambient temperature detection module and the detection data of the solar radiation detection module reach a preset threshold value or not, setting the preset threshold value of the ambient temperature to be T, setting the preset threshold value of the radiation intensity corresponding to the current value to be A, and judging that the temperature rise of the components is too high when the ambient temperature reaches the preset value T and the current value of the radiation intensity conversion reaches the preset value A.
As shown in fig. 3, an air conditioner for preventing temperature rise of components of an air conditioner from being too high comprises an air conditioner external unit, and further comprises the air conditioner cooling detection control system and the controller 4, wherein the controller 4 is connected with the judgment module 3, and when the judgment module 3 judges that the temperature rise of the components is too high, the controller 4 adjusts working components in the air conditioner external unit to cool the components. The working part comprises a compressor, and when the frequency of the compressor is reduced, the load is reduced to cool the components. The working component comprises a fan, and the fan cools components when rotating at a high speed. The working part comprises an air door, the air door is arranged on the outer case of the air conditioner, and the air door cools the components when being opened.
As shown in fig. 4, the method for controlling an air conditioner to prevent an excessive temperature rise of an air conditioner component, for controlling the air conditioner to prevent an excessive temperature rise of an air conditioner component, includes the following steps:
s1: an environment temperature detection module for detecting the environment temperature of the air conditioner outdoor unit and sending the detection data to the judgment module,
s2: the solar radiation detection module detects the intensity of solar radiation received by the air conditioner external unit, sends detection data to the judgment module,
s3: the judgment module is used for judging whether the detection data of the ambient temperature detection module and the detection data of the solar radiation detection module reach a preset threshold value or not, setting the preset threshold value of the ambient temperature to be T, setting the preset threshold value of the radiation intensity corresponding to the current value to be A, and judging that the temperature rise of the components is too high when the ambient temperature reaches the preset value T and the current value of the radiation intensity conversion reaches the preset value A.
S4: when the judgment module judges that the temperature of the components is too high, the judgment module sends a signal to the controller, the controller enters a cooling mode, the controller adjusts working components in the air conditioner external unit to cool the components, and the air conditioner external unit temperature is reduced by adopting one or more of reducing the frequency of a compressor of the air conditioner external unit, reducing the load, increasing the rotating speed of a fan of the air conditioner external unit, accelerating the heat dissipation of a mainboard, and opening an air door of the air conditioner external unit to improve the heat dissipation of a controller part.
The second embodiment is as follows:
the difference between the present embodiment and the first embodiment is that the ambient temperature detection module 1 is disposed in the air conditioner external unit, and the ambient temperature sensor is used to detect the ambient temperature of the air conditioner external unit.
The third concrete embodiment:
the difference between the present embodiment and the first and second embodiments is that the present embodiment uses a solar radiation sensor to detect the solar radiation intensity received by the air conditioner external unit, a sensing element of the solar radiation sensor uses a wire-wound electroplated multi-contact thermopile, a black coating with a high absorption rate is coated on the surface of the thermopile, a hot junction is on a sensing surface, a cold junction is located in the unit, a thermoelectric potential difference is generated by the cold and hot junctions, and the solar radiation intensity received by the air conditioner external unit is detected according to the potential difference.
The fourth concrete embodiment:
the difference between this embodiment and the first to third embodiments is that there are multiple sets of preset thresholds in this embodiment.
The judging module is used for judging whether the detection data of the environment temperature detection module and the solar radiation detection module reach preset threshold values at the same time, setting the preset threshold values of the environment temperature to be T1, T2 and T3 … … Tn, setting the preset threshold values of the radiation intensity corresponding to current values to be A1, A2 and A3 … … An, entering a cooling mode when the environment temperature reaches a preset value T1 and the current value of the radiation intensity conversion reaches a preset value A1, entering the cooling mode when the environment temperature reaches a preset value T2 and the current value of the radiation intensity conversion reaches a preset value A2, and so on, and judging that the temperature rise of the components is too high.
According to the detection system for preventing the temperature of the air conditioner device from being excessively increased, the detection control method and the air conditioner, the environment temperature detection module and the solar radiation detection module are adopted to jointly detect the environment temperature and the received radiation intensity of the air conditioner external unit, when the environment temperature and the received radiation intensity jointly reach the preset threshold value, the temperature of the air conditioner external unit temperature control device is reduced, the device temperature is prevented from being excessively increased, burning failure is prevented, the service performance and the service life of the air conditioner are further influenced, and the situation that the normal work of the air conditioner is influenced due to misjudgment caused by inaccurate detection result is.
The above description is only a few specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by the design concept should fall within the scope of the present invention.
Claims (12)
1. The utility model provides a prevent too high detecting system of air conditioning device temperature rise sets up on the outer machine of air conditioner, its characterized in that: comprises an environment temperature detection module, a solar radiation detection module and a judgment module
The environment temperature detection module is used for detecting the environment temperature of the air conditioner external unit and is arranged on the periphery of the air conditioner external unit;
the solar radiation detection module is used for detecting the intensity of solar radiation received by the air conditioner outdoor unit and comprises a solar receiving plate and a converter, the solar receiving plate is arranged on the surface of the air conditioner outdoor unit, the converter is used for converting the radiation received by the solar receiving plate into an electric signal, and the converter is connected with the judgment module;
the judgment module is respectively connected with the environment temperature detection module and the solar radiation detection module and is used for judging whether the temperature rise of the components is too high according to the detection data of the environment temperature detection module and the solar radiation detection module.
2. The detecting system for preventing the over-high temperature rise of the air conditioner as claimed in claim 1, wherein: the environment temperature detection module is arranged in the air conditioner external machine.
3. The detecting system for preventing the over-high temperature rise of the air conditioner as claimed in claim 1, wherein: the environment temperature detection module comprises an environment temperature sensor.
4. The detecting system for preventing the over-high temperature rise of the air conditioner as claimed in claim 1, wherein: the solar radiation detection module comprises a solar radiation sensor.
5. A method for detecting excessive temperature rise of an air conditioner, which is characterized in that the detecting system for preventing excessive temperature rise of an air conditioner as claimed in any one of claims 1 to 4 is used, and the method comprises the following steps:
an environment temperature detection module for detecting the environment temperature of the air conditioner outdoor unit and sending the detection data to the judgment module,
the solar radiation detection module detects the intensity of solar radiation received by the air conditioner external unit, sends detection data to the judgment module,
and the judgment module is used for judging whether the detection data of the environment temperature detection module and the solar radiation detection module reach a preset threshold value at the same time, and judging that the temperature rise of the components is too high when the detection data of the environment temperature detection module and the solar radiation detection module reach the preset threshold value at the same time.
6. The detecting method for preventing the over-high temperature rise of the air conditioner as claimed in claim 5, wherein: there are multiple sets of preset thresholds.
7. The utility model provides a prevent air conditioner of air conditioning equipment temperature rise too high, includes outer machine of air conditioner, its characterized in that: the detection system for preventing the temperature rise of the air conditioner device from being too high and the controller are further included according to any one of claims 1 to 4, the controller is connected with the judgment module, and when the judgment module judges that the temperature rise of the component is too high, the controller adjusts a working component in the air conditioner external machine to cool the component.
8. An air conditioner for preventing over-temperature rise of air conditioner according to claim 7, wherein: the working part comprises a compressor, and when the frequency of the compressor is reduced, the load is reduced to cool the components.
9. An air conditioner for preventing over-temperature rise of air conditioner according to claim 7, wherein: the working component comprises a fan, and the fan cools components when rotating at a high speed.
10. An air conditioner for preventing over-temperature rise of air conditioner according to claim 7, wherein: the working part comprises an air door, the air door is arranged on the outer case of the air conditioner, and the air door cools the components when being opened.
11. A control method for preventing an air conditioner from being excessively raised in temperature, characterized by controlling the air conditioner of any one of claims 7 to 10, comprising the steps of: when the judgment module judges that the temperature rise of the components is too high, a signal is sent to the controller, and the controller adjusts working components in the air conditioner external machine to cool the components.
12. The control method for preventing the temperature rise of the air conditioner as set forth in claim 11, wherein: and the cooling of the components comprises one or more of reducing the frequency of the compressor, increasing the rotating speed of the fan, and opening an air door of an air conditioner outer box.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810953257.7A CN109084409B (en) | 2018-08-21 | 2018-08-21 | Detection system for preventing over-temperature rise of air conditioner device, detection control method and air conditioner |
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| CN201810953257.7A CN109084409B (en) | 2018-08-21 | 2018-08-21 | Detection system for preventing over-temperature rise of air conditioner device, detection control method and air conditioner |
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| CN109084409B true CN109084409B (en) | 2020-01-24 |
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| CN110307624A (en) * | 2019-06-04 | 2019-10-08 | 珠海格力电器股份有限公司 | Control method and device of air conditioner multi-connected system, storage medium and control equipment |
| CN111023413A (en) * | 2019-12-18 | 2020-04-17 | 宁波奥克斯电气股份有限公司 | Air conditioner control method and device and air conditioner |
| CN111306747B (en) * | 2020-03-27 | 2024-02-09 | 宁波奥克斯电气股份有限公司 | Electric cabinet cooling control method and device and air conditioner |
| CN112594895B (en) * | 2020-11-19 | 2022-08-09 | 珠海格力电器股份有限公司 | Intelligent regulation and control method and system for temperature of outdoor unit |
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| CN100344039C (en) * | 2002-04-29 | 2007-10-17 | 乐金电子(天津)电器有限公司 | Apparatus of preventing overheat of power source part for air conditioner |
| JP2012220031A (en) * | 2011-04-04 | 2012-11-12 | Panasonic Corp | Air conditioner |
| JP2014224618A (en) * | 2013-05-15 | 2014-12-04 | 大和ハウス工業株式会社 | Temperature information acquiring device, and outside air temperature determining device |
| US9518873B2 (en) * | 2013-06-27 | 2016-12-13 | Google Technology Holdings LLC | Electronic system and method for thermal management therein taking into account solar thermal loading |
| CN106247483B (en) * | 2016-08-12 | 2019-09-03 | 青岛海尔空调器有限总公司 | The control method and device of reactor temperature |
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