CN106765947A - A kind of air-conditioning diagnoses new detecting system - Google Patents
A kind of air-conditioning diagnoses new detecting system Download PDFInfo
- Publication number
- CN106765947A CN106765947A CN201611199974.2A CN201611199974A CN106765947A CN 106765947 A CN106765947 A CN 106765947A CN 201611199974 A CN201611199974 A CN 201611199974A CN 106765947 A CN106765947 A CN 106765947A
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- air
- temperature
- conditioning
- main control
- control mcu
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Classifications
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
- F24F2130/10—Weather information or forecasts
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
New detecting system is diagnosed the invention discloses a kind of air-conditioning, including main control MCU, coding/decoding module, analog-digital converter, infrared remote receiver, temperature sensor, electric-quantity monitoring chip, infrared remote receiver is used to obtain the design temperature infrared signal that air-conditioning remote control sends, the infrared signal is changed through analog-digital converter, coding/decoding module decodes design temperature and delivers to main control MCU, and main control MCU calculates the fault type of air-conditioning according to the relation of the indoor environment temperature, design temperature and power consumption data.Monitoring range of the present invention is wide, whether existing electric-quantity monitoring chip detection control source is over-pressed or under-voltage and detection is input into whether electric current is excessive, also recognize that design temperature and temperature sensor detect actual indoor temperature by infrared decoding technology, and comprehensive Cloud Server extracts the outdoor data of network weather forecasting.
Description
Technical field
New detecting system is diagnosed the present invention relates to field of air conditioning, especially a kind of air-conditioning.
Background technology
General air-conditioning only has plug-in motor temperature protection prompting, and room temperature shows, but does not have one to air-conditioning essence performance
Individual correct feedback information gives user and is exchanged, user cannot learn whether the refrigeration of air-conditioning normal, use environment whether
It is appropriate to wait range of information.User only knows that power-on setting is used, and air-conditioning is also only known and operated always, reaches design temperature
After stop compressor operating, when being broken down after long-time use, user cannot learn that failure cause is air-conditioning self problem（Such as
Lack of refrigerant or motor ages etc.）, or external issues（Such as outdoor temperature is too high or refrigeration space is too big etc.）.
The content of the invention
For the above-mentioned traditional air conditioner limitation of itself, new detection is diagnosed it is an object of the invention to provide a kind of air-conditioning
System.
The technical solution adopted by the present invention is：
A kind of air-conditioning diagnoses new detecting system, including main control MCU, coding/decoding module, analog-digital converter, infrared remote receiver, temperature
Degree sensor, electric-quantity monitoring chip, the main control MCU, analog-digital converter, coding/decoding module are electrically connected with successively, analog-digital converter
Respectively with infrared remote receiver, infrared remote receiver is used to obtain the design temperature infrared signal that air-conditioning remote control sends, the infrared letter
Number decoding design temperature through analog-digital converter conversion, coding/decoding module delivers to main control MCU, and temperature sensor is used to detect air-conditioning
Residing indoor environment temperature simultaneously feeds back to main control MCU, and electric-quantity monitoring chip is used to detect the power consumption data of air-conditioning and feed back to master
Control MCU, the power consumption data includes voltage and current, and main control MCU is according to the indoor environment temperature, design temperature and power consumption number
According to relation calculate air-conditioning fault type.
The air-conditioning diagnoses new detecting system also includes mobile phone A PP, Cloud Server, and the main control MCU sets from decoded
Constant temperature degree infrared signal extracts the manufacturer's information and type information of air-conditioning remote control, and is uploaded to Cloud Server, Cloud Server
It is associated with code database and remote controller key information, remote controller key is transferred out in code database according to manufacturer's information and type information
Feedback of the information is to main control MCU or adds the mobile phone A PP of this management system, mobile phone A PP to be used for directly output remote controller key to believe
Breath instruction exports remote controller key information command to main control MCU, main control MCU control to main control MCU or indirectly by Cloud Server
Infrared transmitter processed launches infrared signal to air-conditioning.
The Cloud Server is additionally operable to extract neural network forecast weather data and feed back to main control MCU, the neural network forecast weather
There is data outdoor temperature to be added to outdoor temperature in the algorithm for calculating air-conditioning fault type so as to main control MCU.
The algorithm that the main control MCU calculates air-conditioning fault type is：Temperature amplitude=reality reduction temperature is reduced when predetermined
Amplitude ± 20%, wherein：Actual to reduce temperature amplitude=F (t30)-F (t0), F (t0) is initial indoor temperature, and F (t30) is 30
Indoor temperature after minute, makes a reservation for reduce temperature amplitude=∑ t30-t0 (voltage (v) * electric currents (a)) * Energy Efficiency Ratio（B）/ space face
Product（A）* magnitudes of voltage of the initial temperature coefficient of refrigerating performance R* power factors C, v from 0 to 30 minutes, electric currents of a from 0 to 30 minutes
Value, C is power factor, and Cos ￠ set 0.80, and according to inductive load calculating current, I=P/U/Cos ￠, A are for nominal using empty
Between, B is nominal Energy Efficiency Ratio, and R is initial temperature coefficient of refrigerating performance, i.e., initial outdoor temperature refrigeration system corresponding with initial indoor temperature
Number, meets conditions above operation of air conditioner normally, is otherwise abnormal work.
The code database includes self-built infrared code storehouse and/or third party's code storehouse.
The mobile phone A PP is communicated by WiFi when being in LAN where main control MCU with main control MCU.
The design temperature infrared signal that the air-conditioning remote control sends includes frame head, manufacturer's information and type information, button
Field, postamble.
Beneficial effects of the present invention：
Monitoring range of the present invention is wide, and whether existing electric-quantity monitoring chip detection control source is over-pressed or under-voltage and detection input is
No electric current is excessive, also recognizes that design temperature and temperature sensor detect actual indoor temperature by infrared decoding technology, and
Comprehensive Cloud Server extracts the outdoor data of network weather forecasting, by sample rate current, sampled voltage, indoor temperature and outdoor temperature
It is comprehensive to introduce the influence factor for making a reservation for reduction temperature amplitude, and it is public to combine predetermined reduction temperature amplitude calculating using software algorithm
Whether just formula, draws authentic and valid predetermined reduction temperature amplitude, compare to judge air-conditioning with actual reduction temperature amplitude with this
Often operation；This detection mode can be when above-mentioned electric current and voltage detecting truly can not monitor operation of air conditioner, with absolute, true
Real effective indoor and outdoor temperature factor participates in calculating, that may be present as cooling system has laying dust, refrigeration so as to identify
Agent is very few, using space whether with it is nominal mismatch, the unconventional detection failure such as pipe laying is unreasonable.
Brief description of the drawings
Specific embodiment of the invention is described further below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram that off-line type air-conditioning of the present invention diagnoses new detecting system；
Fig. 2 is the schematic diagram that online air-conditioning of the invention diagnoses new detecting system；
Fig. 3 is the design temperature infrared signal oscillogram of air-conditioning remote control；
Fig. 4 be under different temperatures refrigerating capacity with outdoor temperature change curve.
Specific embodiment
As shown in figure 1, for a kind of air-conditioning of the invention diagnoses new detecting system, including main control MCU, coding/decoding module,
Analog-digital converter, infrared remote receiver, temperature sensor, electric-quantity monitoring chip.
The main control MCU, analog-digital converter, coding/decoding module are electrically connected with successively, analog-digital converter respectively with infrared receiver
Device, infrared remote receiver is used to obtain the design temperature infrared signal that air-conditioning remote control sends, and the infrared signal is through analog-digital converter
Conversion, coding/decoding module decode design temperature and deliver to main control MCU, and temperature sensor is used to detect indoor environment temperature residing for air-conditioning
Main control MCU is spent and feeds back to, electric-quantity monitoring chip is used to detect the power consumption data of air-conditioning and feed back to main control MCU, the power consumption number
According to including voltage and current, main control MCU calculates empty according to the relation of the indoor environment temperature, design temperature and power consumption data
The fault type of tune.
As shown in Fig. 2 the air-conditioning diagnoses new detecting system also includes mobile phone A PP, Cloud Server, the main control MCU from
Decoded design temperature infrared signal extracts the manufacturer's information and type information of air-conditioning remote control, and is uploaded to cloud service
Device, Cloud Server is associated with code database and remote controller key letter is transferred out in code database according to manufacturer's information and type information
Breath, remote controller key feedback of the information to main control MCU or adds the mobile phone A PP of this management system, and mobile phone A PP is used for directly output
Remote controller key information command exports remote controller key information command to master control to main control MCU or indirectly by Cloud Server
MCU, main control MCU control infrared transmitter launches infrared signal to air-conditioning.
Further, Cloud Server is additionally operable to extract neural network forecast weather data and feed back to main control MCU, the neural network forecast
There is weather data outdoor temperature to be added to outdoor temperature in the algorithm for calculating air-conditioning fault type so as to main control MCU.
The algorithm that the main control MCU calculates air-conditioning fault type is：Temperature amplitude=reality reduction temperature is reduced when predetermined
Amplitude ± 20%, wherein：Actual to reduce temperature amplitude=F (t30)-F (t0), F (t0) is initial indoor temperature, and F (t30) is 30
Indoor temperature after minute, makes a reservation for reduce temperature amplitude=∑ t30-t0 (voltage (v) * electric currents (a)) * Energy Efficiency Ratio（B）/ space face
Product（A）* magnitudes of voltage of the initial temperature coefficient of refrigerating performance R* power factors C, v from 0 to 30 minutes, electric currents of a from 0 to 30 minutes
Value, C is power factor, and Cos ￠ set 0.80, and according to inductive load calculating current, I=P/U/Cos ￠, A are for nominal using empty
Between, B is nominal Energy Efficiency Ratio, and R is initial temperature coefficient of refrigerating performance, i.e., initial outdoor temperature refrigeration system corresponding with initial indoor temperature
Number, meets conditions above operation of air conditioner normally, is otherwise abnormal work.
Wherein, the code database includes self-built infrared code storehouse and/or third party's code storehouse, and mobile phone A PP is in where main control MCU
Communicated with main control MCU by WiFi during LAN, conversely, then communicated with Cloud Server by mobile network, then by Cloud Server
Forward signal to main control MCU, so as to realize local and remote two kinds of control modes.As shown in figure 3, setting of sending of air-conditioning remote control
Constant temperature degree infrared signal includes frame head, manufacturer's information and type information, key fields, postamble.
Operation of air conditioner monitoring when may be only available for power network fluctuation or failure due to electric current and voltage detecting, and for possible
Whether there is laying dust, refrigerant in such as cooling system for existing very few, unreasonable with nominal mismatch, pipe laying using space
Unconventional detection failure, but can not truly monitor operation of air conditioner, therefore, the present invention is also from another angle, i.e. temperature
Detection, introduces absolute, authentic and valid indoor and outdoor temperature factor and participates in calculating, to improve detection accuracy.Therefore, this hair
The bright purpose for introducing outdoor temperature participation calculating is that outdoor temperature can also produce large effect, following experiment to refrigerating capacity
Shown in the table 1 and Fig. 4 for drawing：
With the rising and the decline of indoor temperature of outdoor temperature, coefficient of refrigerating performance R can be reduced accordingly, therefore introduce indoor temperature
Participate in calculating the raising for being conducive to accuracy with outdoor temperature, and directly using Cloud Server from Network Capture outdoor temperature, can
To reduce the cost of layout of outdoor temperature sensors.
As set forth above, it is possible to find out that monitoring range of the present invention is wide, existing electric-quantity monitoring chip detection control source whether mistake
Whether electric current is excessive for pressure or under-voltage and detection input, also recognizes design temperature and temperature sensor by infrared decoding technology
Detection actual indoor temperature, and comprehensive Cloud Server extracts the outdoor data of network weather forecasting, by sample rate current, sampling electricity
Pressure, indoor temperature and outdoor temperature comprehensively introduce the predetermined influence factor for reducing temperature amplitude, and are combined using software algorithm pre-
Surely temperature amplitude computing formula is reduced, authentic and valid predetermined reduction temperature amplitude is drawn, temperature amplitude is reduced with actual with this
Compare to judge whether air-conditioning normally runs；This detection mode can not can truly monitor sky in above-mentioned electric current and voltage detecting
During allocation and transportation row, participate in calculating with absolute, authentic and valid indoor and outdoor temperature factor, it is that may be present as dissipated so as to identify
Hot systems exist laying dust, refrigerant it is very few, using space whether with it is nominal mismatch, the unconventional detection such as pipe laying is unreasonable
Failure.
Preferred embodiments of the invention are the foregoing is only, the present invention is not limited to above-mentioned implementation method, as long as with
Essentially identical means realize that the technical scheme of the object of the invention is belonged within protection scope of the present invention.
Claims (7)
1. a kind of air-conditioning diagnoses new detecting system, it is characterised in that：Including main control MCU, coding/decoding module, analog-digital converter,
Infrared remote receiver, temperature sensor, electric-quantity monitoring chip, the main control MCU, analog-digital converter, coding/decoding module electrically connect successively
Connect, analog-digital converter respectively with infrared remote receiver, infrared remote receiver is used to obtaining the design temperature that air-conditioning remote control sends infrared
Signal, the infrared signal is changed through analog-digital converter, coding/decoding module decodes design temperature and delivers to main control MCU, TEMP
Device is used to detect indoor environment temperature residing for air-conditioning and feeds back to main control MCU, and electric-quantity monitoring chip is used to detect the power consumption of air-conditioning
Data simultaneously feed back to main control MCU, and the power consumption data includes voltage and current, and main control MCU is according to the indoor environment temperature, setting
The relation of temperature and power consumption data calculates the fault type of air-conditioning.
2. a kind of air-conditioning according to claim 1 diagnoses new detecting system, it is characterised in that:It also includes mobile phone
APP, Cloud Server, the main control MCU from decoded design temperature infrared signal extract air-conditioning remote control manufacturer's information and
Type information, and Cloud Server is uploaded to, Cloud Server is associated with code database and according to manufacturer's information and type information in coding
Transfer out remote controller key information in storehouse, remote controller key feedback of the information to main control MCU or add the mobile phone of this management system
APP, mobile phone A PP export distant for directly exporting remote controller key information command to main control MCU or indirectly by Cloud Server
Control device key information is instructed to main control MCU, and main control MCU control infrared transmitter launches infrared signal to air-conditioning.
3. a kind of air-conditioning according to claim 2 diagnoses new detecting system, it is characterised in that:The Cloud Server is also used
In extracting neural network forecast weather data and feeding back to main control MCU, the neural network forecast weather data has outdoor temperature so as to master control
Be added to for outdoor temperature in the algorithm for calculating air-conditioning fault type by MCU.
4. new detecting system is diagnosed according to a kind of any described air-conditionings of claim 1-3, it is characterised in that:The master control
MCU calculate air-conditioning fault type algorithm be：Temperature amplitude=reality reduction temperature amplitude ± 20% is reduced when predetermined, wherein：It is real
Border reduces temperature amplitude=F (t30)-F (t0), and F (t0) is initial indoor temperature, and F (t30) is indoor temperature after 30 minutes, in advance
Surely temperature amplitude=∑ t30-t0 (voltage (v) * electric currents (a)) * Energy Efficiency Ratio is reduced（B）/ spatial area（A）* initial temperature is freezed
The magnitude of voltage of coefficients R * power factors C, v from 0 to 30 minutes, current values of a from 0 to 30 minutes, C is power factor, Cos
￠ is set as 0.80, and according to inductive load calculating current, I=P/U/Cos ￠, A use space for nominal, and B is nominal Energy Efficiency Ratio, R
It is initial temperature coefficient of refrigerating performance, i.e., initial outdoor temperature coefficient of refrigerating performance corresponding with initial indoor temperature meets conditions above air-conditioning
Normal operation, is otherwise abnormal work.
5. a kind of air-conditioning according to claim 2 diagnoses new detecting system, it is characterised in that:The code database is included certainly
Build infrared code storehouse and/or third party's code storehouse.
6. a kind of air-conditioning according to claim 2 diagnoses new detecting system, it is characterised in that:The mobile phone A PP is in
Communicated with main control MCU by WiFi during LAN where main control MCU.
7. a kind of air-conditioning according to claim 1 diagnoses new detecting system, it is characterised in that:The air-conditioning remote control
The design temperature infrared signal for sending includes frame head, manufacturer's information and type information, key fields, postamble.
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| CN201611199974.2A CN106765947B (en) | 2016-12-22 | 2016-12-22 | A kind of air-conditioning diagnosis detection system |
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| CN201611199974.2A CN106765947B (en) | 2016-12-22 | 2016-12-22 | A kind of air-conditioning diagnosis detection system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386956A (en) * | 2018-01-22 | 2018-08-10 | 青岛海尔空调器有限总公司 | The control method and control system of air conditioner |
| CN110822628A (en) * | 2019-11-12 | 2020-02-21 | 福建和盛高科技产业有限公司 | Intelligent air conditioner controller and control method thereof |
| CN111631661A (en) * | 2020-06-01 | 2020-09-08 | 上海明略人工智能(集团)有限公司 | Fault positioning method of dish washing machine, storage medium and electronic device |
| CN112461376A (en) * | 2020-12-07 | 2021-03-09 | 爱沃泰科技(深圳)有限公司 | Self-adaptive infrared sensor signal sampling algorithm |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110822628B (en) * | 2019-11-12 | 2021-07-06 | 福建和盛高科技产业有限公司 | Intelligent air conditioner controller and control method thereof |
| CN111631661A (en) * | 2020-06-01 | 2020-09-08 | 上海明略人工智能(集团)有限公司 | Fault positioning method of dish washing machine, storage medium and electronic device |
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| CN112461376B (en) * | 2020-12-07 | 2024-05-24 | 爱沃泰科技(深圳)有限公司 | Adaptive infrared sensor signal sampling algorithm |
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| CN106765947B (en) | 2019-09-24 |
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Address after: 528400 2nd floor, No.87, Dongfu 4th Road, Jichang village, Dongfeng Town, Zhongshan City, Guangdong Province Patentee after: GUANGDONG SEYAS INTELLIGENT TECHNOLOGY Co.,Ltd. Address before: 528400 Guangdong city of Zhongshan province and Dongfeng Town East Village Road 248 building two floor two Patentee before: ZHONGSHAN XIYASI INTELLIGENT HOUSEHOLD APPLIANCE Co.,Ltd. |
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Denomination of invention: An air conditioning diagnosis and detection system Effective date of registration: 20220323 Granted publication date: 20190924 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: GUANGDONG SEYAS INTELLIGENT TECHNOLOGY CO.,LTD. Registration number: Y2022980003060 |