CN112212483A - Air conditioner control method and device based on infrared thermal imaging and air conditioning unit - Google Patents
Air conditioner control method and device based on infrared thermal imaging and air conditioning unit Download PDFInfo
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- CN112212483A CN112212483A CN202011112869.7A CN202011112869A CN112212483A CN 112212483 A CN112212483 A CN 112212483A CN 202011112869 A CN202011112869 A CN 202011112869A CN 112212483 A CN112212483 A CN 112212483A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000001931 thermography Methods 0.000 title claims abstract description 37
- 238000004378 air conditioning Methods 0.000 title claims abstract description 17
- 238000010408 sweeping Methods 0.000 claims description 286
- 230000003247 decreasing effect Effects 0.000 claims description 48
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 238000005057 refrigeration Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
- F24F11/89—Arrangement or mounting of control or safety devices
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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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- 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
- F24F11/65—Electronic processing for selecting an operating mode
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/48—Thermography; Techniques using wholly visual means
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention discloses an air conditioner control method and device based on infrared thermal imaging and an air conditioning unit, wherein an air deflector of an air conditioner is provided with infrared thermal imaging equipment, and the method comprises the following steps: dividing the room in which the air conditioner is arranged into a plurality of temperature areas; acquiring indoor infrared images through infrared thermal imaging equipment, and determining temperature data of a plurality of temperature areas according to infrared thermal imaging; and controlling the air deflector and the fan to supply air according to the temperature data of the plurality of temperature areas. The invention solves the problem that the thermocouple sensor in the prior art has large detection environment temperature error, so that the customer experience is poor, effectively improves the comfort level of a user, and saves energy.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method and device based on infrared thermal imaging and an air conditioning unit.
Background
The mode that domestic air conditioner indoor set detected the ring temperature has been for having placed thermocouple temperature sensor on the indoor set, and this design has leaded to a series of problems, can only detect the local temperature in indoor set next door including the ring temperature, can not feed back indoor true temperature condition in real time, and the hysteresis quality that leads to the indoor ring temperature of temperature to detect is great, and the temperature that often can appear setting is unmatched with actual temperature, influences the use experience of customer's air conditioner. Because the inaccurate of ring temperature detection for when the temperature that detects is higher than indoor temperature, make the compressor rotational speed too high, cause the waste of electric quantity, the refrigerating output is surplus, and the customer experiences and is cold partially, and the customer can only manual earlier rise the temperature this moment, thereby reduces the refrigerating output of air conditioner.
In addition, the air deflector of the conventional air conditioner indoor unit is only set to a certain rotating speed, so that the problems that the air deflector is cooler in a cold area and the air deflector is hotter in a hot area are caused.
Aiming at the problem that the environment temperature error detected by a thermocouple sensor is large in the related technology, so that the customer experience is poor, an effective solution is not provided at present.
Disclosure of Invention
The invention provides an air conditioner control method and device based on infrared thermal imaging and an air conditioner unit, and at least solves the problem that in the prior art, the environment temperature error detected by a thermocouple sensor is large, so that the customer experience is poor.
In order to solve the above technical problem, according to an aspect of an embodiment of the present invention, there is provided an air conditioner control method, where an infrared thermal imaging device is disposed on a wind deflector of an air conditioner, the method includes: dividing the room in which the air conditioner is arranged into a plurality of temperature areas; acquiring indoor infrared images through infrared thermal imaging equipment, and determining temperature data of a plurality of temperature areas according to infrared thermal imaging; and controlling the air deflector and the fan to supply air according to the temperature data of the plurality of temperature areas.
Further, the indoor division of air conditioner place is a plurality of temperature regions, includes: acquiring a scanning range of the infrared thermal imaging equipment, and dividing the scanning range into a plurality of temperature areas; the horizontal direction of the scanning range is at least divided into two temperature areas, and the vertical direction of the scanning range is at least divided into two temperature areas.
Further, according to the temperature data control aviation baffle and the fan of a plurality of temperature areas and supply air, include: determining the wind sweeping speed of a wind sweeping plate and the wind speed of a fan according to the temperature data of the plurality of temperature areas and the operation mode of the air conditioner; and controlling the air deflector to sweep air according to the air sweeping speed, and controlling the fan to operate according to the air speed.
Further, the wind sweeping speed comprises: the upper and lower wind sweeping speeds and the left and right wind sweeping speeds; the upper and lower wind sweeping speeds at least comprise a preset average upper and lower wind sweeping speed and a preset minimum upper and lower wind sweeping speed, and the left and right wind sweeping speeds at least comprise a preset average left and right wind sweeping speed and a preset minimum left and right wind sweeping speed.
Further, the method for determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature data of the plurality of temperature areas and the operation mode of the air conditioner comprises the following steps: judging whether the temperatures of the plurality of temperature areas meet a preset temperature or not; if so, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are the preset minimum upper and lower wind sweeping speeds, the left and right wind sweeping speeds are the preset minimum left and right wind sweeping speeds, and the wind speed of the fan is the preset minimum wind speed; otherwise, determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature change conditions of the temperature areas and the operation mode of the air conditioner.
Further, the operation mode of the air conditioner at least comprises a cooling mode and a heating mode; when the operation mode of air conditioner is the refrigeration mode, according to the temperature variation condition in a plurality of temperature regions and the operation mode of air conditioner confirm the wind speed of sweeping the wind board and the wind speed of fan, include: when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively; when the temperature change of the temperature area in the horizontal direction is increased, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are increased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased progressively; and when the temperature change of the temperature area in the vertical direction is increased, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively.
Further, when the operation mode of the air conditioner is the heating mode, the method for determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature change conditions of the plurality of temperature areas and the operation mode of the air conditioner comprises the following steps: when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the horizontal direction is increased, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively; when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the vertical direction is increased, the upward and downward wind sweeping speeds of the wind sweeping plate are determined to be increased, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased gradually.
According to another aspect of the embodiments of the present invention, there is provided an air conditioner control apparatus, in which an infrared thermal imaging device is disposed on a wind deflector of an air conditioner, the apparatus including: the area dividing module is used for dividing the room where the air conditioner is located into a plurality of temperature areas; the temperature determining module is used for acquiring indoor infrared images through infrared thermal imaging equipment and determining temperature data of a plurality of temperature areas according to the infrared thermal imaging; and the air supply control module is used for controlling the air deflector and the fan to supply air according to the temperature data of the plurality of temperature areas.
According to another aspect of the embodiment of the invention, an air conditioning unit is provided, which comprises the air conditioning control device.
According to still another aspect of an embodiment of the present invention, there is provided a storage medium containing computer-executable instructions for performing the air conditioning control method as described above when executed by a computer processor.
According to the invention, the infrared thermal imaging device is designed on the air deflector of the indoor unit, the environment temperature of the whole house is detected along with the up-and-down swing of the air deflector, the temperature conditions of different temperature areas are obtained, and the adjustment of the wind speed of the fan and the wind sweeping speed of the air deflector is further realized according to the temperature, so that the output of the refrigerating output is adjusted, the corresponding distribution of the refrigerating capacity of each temperature area is realized, and the accurate temperature control effect is achieved. The problems that the environment temperature error of thermocouple sensor detection is large, the air deflector cannot be adjusted automatically, refrigerating capacity is excessive or insufficient, customer experience is poor, electric quantity is wasted and the like are effectively solved, comfort of users is effectively improved, and energy is saved.
Drawings
Fig. 1 is an alternative flowchart of an air conditioner control method according to an embodiment of the present invention;
fig. 2 is another alternative flowchart of an air conditioner control method according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an infrared thermal imaging device and the partitioning of temperature zones according to an embodiment of the present invention; and
fig. 4 is a block diagram of an alternative configuration of an air conditioning control apparatus according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Example 1
In preferred embodiment 1 of the present invention, there is provided an air conditioner control method, which can be directly applied to various air conditioning units, and an infrared thermal imaging device is disposed on an air deflector of an air conditioner. In particular, fig. 1 shows an alternative flow chart of the method, which, as shown in fig. 1, comprises the following steps S102-S106:
s102: dividing the room in which the air conditioner is arranged into a plurality of temperature areas;
s104: acquiring indoor infrared images through infrared thermal imaging equipment, and determining temperature data of a plurality of temperature areas according to infrared thermal imaging;
s106: and controlling the air deflector and the fan to supply air according to the temperature data of the plurality of temperature areas.
In the above embodiment, an infrared thermal imaging device is designed on the air deflector of the indoor unit, the environment temperature of the whole room is detected along with the up-and-down swing of the air deflector, so that the temperature conditions of different temperature areas are obtained, and further, the adjustment of the wind speed of the fan and the wind sweeping speed of the air deflector is realized according to the temperature, so that the output of the refrigerating capacity is adjusted, the corresponding distribution of the refrigerating capacity of each temperature area is realized, and the accurate temperature control effect is achieved. The problems that the environment temperature error of thermocouple sensor detection is large, the air deflector cannot be adjusted automatically, refrigerating capacity is excessive or insufficient, customer experience is poor, electric quantity is wasted and the like are effectively solved, comfort of users is effectively improved, and energy is saved.
Wherein, divide into a plurality of temperature regions with the indoor division of air conditioner place, include: acquiring a scanning range of the infrared thermal imaging equipment, and dividing the scanning range into a plurality of temperature areas; the horizontal direction of the scanning range is at least divided into two temperature areas, and the vertical direction of the scanning range is at least divided into two temperature areas.
Wherein, sweep wind speed includes: the upper and lower wind sweeping speeds and the left and right wind sweeping speeds; the upper and lower wind sweeping speeds at least comprise a preset average upper and lower wind sweeping speed and a preset minimum upper and lower wind sweeping speed, and the left and right wind sweeping speeds at least comprise a preset average left and right wind sweeping speed and a preset minimum left and right wind sweeping speed.
Determining the wind sweeping speed of a wind sweeping plate and the wind speed of a fan according to the temperature data of a plurality of temperature areas and the operation mode of the air conditioner, wherein the method comprises the following steps: judging whether the temperatures of the plurality of temperature areas meet a preset temperature or not; if so, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are the preset minimum upper and lower wind sweeping speeds, the left and right wind sweeping speeds are the preset minimum left and right wind sweeping speeds, and the wind speed of the fan is the preset minimum wind speed; otherwise, determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature change conditions of the temperature areas and the operation mode of the air conditioner.
The operation modes of the air conditioner at least comprise a cooling mode and a heating mode; when the operation mode of air conditioner is the refrigeration mode, according to the temperature variation condition in a plurality of temperature regions and the operation mode of air conditioner confirm the wind speed of sweeping the wind board and the wind speed of fan, include: when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively; when the temperature change of the temperature area in the horizontal direction is increased, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are increased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased progressively; and when the temperature change of the temperature area in the vertical direction is increased, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively.
When the operation mode of the air conditioner is a heating mode, the wind sweeping speed of the wind sweeping plate and the wind speed of the fan are determined according to the temperature change conditions of a plurality of temperature areas and the operation mode of the air conditioner, and the method comprises the following steps: when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the horizontal direction is increased, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively; when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the vertical direction is increased, the upward and downward wind sweeping speeds of the wind sweeping plate are determined to be increased, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased gradually.
In a refrigeration mode, based on the temperature obtained by scanning detection, the up-down wind sweeping speed, the left-right wind sweeping speed and the fan wind speed of an air deflector of the indoor unit are controlled, so that the wind speed is increased when wind in all directions passes through a high-temperature area, the dwell time of the air deflector is increased (namely, the wind sweeping speed of the air deflector is reduced, the waiting time at the high-temperature area is longer), the cold quantity distribution is increased, the rapid adjustment of the temperature is further completed, the indoor environment temperature rapidly reaches a set value, the indoor unit enters a low-wind-speed operation mode, the indoor unit operates in an energy-saving mode, and the power consumption is.
Another air conditioner control method is further provided in preferred embodiment 1 of the present invention, and specifically, fig. 2 shows an alternative flowchart of the method, and as shown in fig. 2, the method includes the following steps S202 to S218:
s202: the infrared sensor scans the temperature of each direction; when the sensor swings along with the air deflector, the temperature of each area in a room is scanned and recorded in real time;
s204: transmitting the azimuth temperature to a main control chip for processing; the temperature data scanned to each area is transmitted into the main control chip for processing, the angle of the air deflector and the air speed of the air outlet are automatically adjusted in real time, the cold quantity is properly distributed, the temperature of each area is uniformly adjusted, the temperature of each indoor point is the same, the customer experience is excellent, and the power consumption can be effectively reduced;
s206: the horizontal direction Tm > Tn > Tp;
s208: corresponding to each temperature zone
Upper and lower wind sweeping speeds: v2;
left and right wind sweeping speed: s3, S2, S1;
wind speed of a fan: f1, F2, F3;
s210: the vertical direction Tm > Tn > Tp;
s212: corresponding to each temperature zone
Upper and lower wind sweeping speeds: v3, V2, V1;
left and right wind sweeping speed: s2;
wind speed of a fan: f1, F2, F3;
s214: each direction Tm ═ Tn ═ Tp ═ T0;
s216: corresponding to each temperature zone
Upper and lower wind sweeping speeds: v3;
left and right wind sweeping speed: s3;
wind speed of a fan: F3.
s218: and (6) ending.
Fig. 3 shows a schematic diagram of the division of the infrared thermal imaging device and the temperature areas in the present invention, as shown in the figure, an infrared thermal imaging sensor is designed on the air deflector of the indoor unit, and when the sensor swings along with the air deflector, the sensor scans and records the temperature of each area in the room in real time, and transmits the temperature data scanned to each area into the main control chip for processing, so as to determine the temperature of each temperature area. Dividing temperature areas based on the scanning range of the sensors on the upper and lower air guide plates, wherein the upper and lower air guide angles are theta0--θ3The left and right pendulum wind angle is theta'0--θ'3The collected temperature areas are divided into nine area temperature values of upper left, middle left, lower left, middle upper middle, middle, middle lower middle, upper right, middle right and lower right, when the air deflector rotates to different angles, the temperature values of the corresponding temperature area division are collected and transmitted to the main control chip to be compared with a set algorithm, and then the actions of the air deflector and the fan are controlled.
Under sweepingDrawing a left upper temperature of T1, a left middle temperature of T2, a left lower temperature of T3, a middle upper temperature of T4, a middle temperature of T5, a middle lower temperature of T6, a right upper temperature of T7, a right middle temperature of T8, and a right lower temperature of T9; the angle setting of the air deflector: at closing time is theta0Maximum opening degree of theta3Then, the angles of the upper, middle and lower portions are defined as, upper: theta0--θ1In the process: theta1--θ2The following steps: theta2--θ3(ii) a The left and right swinging wind plates are arranged: is theta 'at the leftmost side'0And the rightmost side is theta'3Then, the left, middle and right angles are defined as, left: theta'0--θ'1In the process: theta'1--θ'2And right: theta'2--θ'3(ii) a The wind speed can be automatically adjusted, and the wind speed is set to be F1-F3 in three gears (wherein F1>F2>F3) In that respect The temperature change in each azimuth area is detected, the changed value is sent to a main control chip through analog-to-digital conversion, corresponding algorithms under different temperature area settings are arranged in the chip, a control instruction is output, and the up-and-down wind sweeping speeds of an air deflector of the indoor unit, namely V1, V2 and V3 (V1) are adjusted>V2>V3), left and right wind sweeping speeds S1, S2, S3 (S1)>S2>S3) the wind speed of the indoor fan.
In the refrigeration mode, the environment temperature detection mode of the design and the calculation modes of the running speed of each air deflector and the wind speed of the fan are as follows:
(horizontal direction time T)m>Tn>Tp, the upper and lower wind sweeping speeds are constant V2, the left and right wind sweeping speeds are S3, S2 and S1, the wind speeds of the fan are F1, F2 and F3, and the fan passes through a high-temperature area in the horizontal direction according to the low horizontal wind sweeping speed and the rising speed of the fan at the ring temperature;
vertical direction Tm>Tn>Tp, the upper and lower wind sweeping speeds are V3, V2 and V1, the left and right wind sweeping speeds are S2, the wind speed of the fan is F1, F2 and F3, and the ring temperature passes through a vertical high temperature area according to the vertical wind sweeping low speed and the fan rising speed;
temperature T in all directionsmTn-T0, the upper and lower wind sweeping speeds are V3, the left and right wind sweeping speeds are S3, the wind speed of the fan is F3, the ring temperature is balanced in the state, the temperature value set by the customer is reached, the wind sweeping speed of the wind deflector is reduced, and the fan rotatesReducing speed and entering an energy-saving mode;
Tm>Tn>tp represents the detected temperature from high to low;
t0 is a set value indicating that the indoor temperature is constant.
The above algorithm is a control method in the cooling mode, and the heating mode is opposite to the cooling mode.
(horizontal direction time T)m>Tn>Tp, the upper and lower wind sweeping speeds are constant V2, the left and right wind sweeping speeds are S1, S2 and S3, the wind speeds of the fan are F3, F2 and F1, and the fan passes through a high-temperature area in the horizontal direction according to the low horizontal wind sweeping speed and the rising speed of the fan at the ring temperature;
vertical direction Tm>Tn>Tp, the upper and lower wind sweeping speeds are V1, V2 and V3, the left and right wind sweeping speeds are S2, the wind speed of the fan is F3, F2 and F1, and the ring temperature passes through a vertical high temperature area according to the vertical wind sweeping low speed and the fan rising speed;
temperature T in all directionsmWhen Tn is T0, the upper and lower wind sweeping speeds are V3, the left and right wind sweeping speeds are S3, and the wind speed of the fan is F3, the ring temperature is balanced in the state, the temperature value set by a client is reached, the wind sweeping speed of the wind deflector is reduced, the rotating speed of the fan is reduced, and the energy-saving mode is entered;
in detail, when T1>T2>T3，T4>T5>T6，T7>T8>T9, T1 ═ T4 ═ T7, T2 ═ T5 ═ T8, T3 ═ T6 ═ T9; namely, the temperature stratification is obvious, the temperature in the room is divided into three layers of temperatures, namely, the upper layer, the middle layer and the lower layer, the uniform rotating speed of the left and right wind sweeping plates is S2, and the wind sweeping angle of the upper and lower wind guiding plates is theta0--θ1When the wind speed of the fan is F3, the speed of the upper air deflector and the lower air deflector is V3; when the wind sweeping angle is theta1--θ2When the wind speed of the fan is F2, the speed of the upper air deflector and the lower air deflector is V2; when the wind sweeping angle is theta2--θ3In the time, the wind speed of the fan is F1, and the speed of the upper and lower air deflectors is V1.
Based on the temperature obtained by scanning detection, the wind speeds of an upper air deflector and a lower air deflector, the left-right air deflector and the wind speed of a fan of the indoor unit are controlled, so that the wind speed is increased when the wind in all directions passes through a high-temperature area, the wind speed of the fan is increased, the cold quantity distribution is increased, the rapid temperature regulation is further completed, the indoor environment temperature rapidly reaches a set value, the indoor unit enters low-wind-speed operation, the indoor unit operates in an energy-saving mode, and the power consumption is reduced.
Example 2
Based on the air conditioner control method provided in the foregoing embodiment 1, in a preferred embodiment 2 of the present invention, an air conditioner control device is further provided, and specifically, fig. 4 shows an alternative structural block diagram of the device, and as shown in fig. 4, the device includes:
a zone dividing module 402, configured to divide an indoor area where an air conditioner is located into a plurality of temperature zones;
a temperature determining module 404, connected to the region dividing module 402, configured to obtain an indoor infrared image through an infrared thermal imaging device, and determine temperature data of a plurality of temperature regions according to infrared thermal imaging;
and the air supply control module 406 is connected with the temperature determination module 404 and is used for controlling the air deflector and the fan to supply air according to the temperature data of the plurality of temperature areas.
In the above embodiment, an infrared thermal imaging device is designed on the air deflector of the indoor unit, the environment temperature of the whole room is detected along with the up-and-down swing of the air deflector, so that the temperature conditions of different temperature areas are obtained, and further, the adjustment of the wind speed of the fan and the wind sweeping speed of the air deflector is realized according to the temperature, so that the output of the refrigerating capacity is adjusted, the corresponding distribution of the refrigerating capacity of each temperature area is realized, and the accurate temperature control effect is achieved. The problems that the environment temperature error of thermocouple sensor detection is large, the air deflector cannot be adjusted automatically, refrigerating capacity is excessive or insufficient, customer experience is poor, electric quantity is wasted and the like are effectively solved, comfort of users is effectively improved, and energy is saved.
The region division module 402 includes: acquiring a scanning range of the infrared thermal imaging equipment, and dividing the scanning range into a plurality of temperature areas; the horizontal direction of the scanning range is at least divided into two temperature areas, and the vertical direction of the scanning range is at least divided into two temperature areas.
The blowing control module 406 includes: the determining submodule is used for determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature data of the temperature areas and the operation mode of the air conditioner; and the control submodule is used for controlling the air deflector to sweep air according to the air sweeping speed and controlling the fan to operate according to the air speed.
The wind sweeping speed comprises: the upper and lower wind sweeping speeds and the left and right wind sweeping speeds; the upper and lower wind sweeping speeds at least comprise a preset average upper and lower wind sweeping speed and a preset minimum upper and lower wind sweeping speed, and the left and right wind sweeping speeds at least comprise a preset average left and right wind sweeping speed and a preset minimum left and right wind sweeping speed.
The determination submodule includes: the judging unit is used for judging whether the temperatures of the plurality of temperature areas meet the preset temperature or not; the first determining unit is used for determining that the up-down wind sweeping speed of the wind sweeping plate is the preset minimum up-down wind sweeping speed, the left-right wind sweeping speed is the preset minimum left-right wind sweeping speed, and the wind speed of the fan is the preset minimum wind speed if the up-down wind sweeping speed of the wind sweeping plate is the preset minimum up-down wind sweeping speed; and the second determining unit is used for determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature change conditions of the plurality of temperature areas and the operation mode of the air conditioner.
The operation modes of the air conditioner at least comprise a cooling mode and a heating mode; when the operation mode of the air conditioner is the cooling mode, the second determining unit includes: when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively; when the temperature change of the temperature area in the horizontal direction is increased, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are increased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased progressively; and when the temperature change of the temperature area in the vertical direction is increased, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively.
When the operation mode of the air conditioner is the heating mode, the second determining unit includes: when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the horizontal direction is increased, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, the up and down wind sweeping speeds of the wind sweeping plate are preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively; when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively; when the temperature change of the temperature area in the vertical direction is increased, the upward and downward wind sweeping speeds of the wind sweeping plate are determined to be increased, the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased gradually.
With regard to the apparatus in the above embodiments, the specific manner in which each unit and each module performs operations has been described in detail in the embodiments related to the method, and will not be described in detail herein.
Example 3
Based on the air conditioning control device provided in the above embodiment 2, in a preferred embodiment 3 of the present invention, there is also provided an air conditioning unit including the air conditioning control device as described above.
In the above embodiment, an infrared thermal imaging device is designed on the air deflector of the indoor unit, the environment temperature of the whole room is detected along with the up-and-down swing of the air deflector, so that the temperature conditions of different temperature areas are obtained, and further, the adjustment of the wind speed of the fan and the wind sweeping speed of the air deflector is realized according to the temperature, so that the output of the refrigerating capacity is adjusted, the corresponding distribution of the refrigerating capacity of each temperature area is realized, and the accurate temperature control effect is achieved. The problems that the environment temperature error of thermocouple sensor detection is large, the air deflector cannot be adjusted automatically, refrigerating capacity is excessive or insufficient, customer experience is poor, electric quantity is wasted and the like are effectively solved, comfort of users is effectively improved, and energy is saved.
Example 4
Based on the air-conditioning control method provided in embodiment 1 above, there is also provided in preferred embodiment 4 of the present invention a storage medium containing computer-executable instructions for performing the air-conditioning control method as described above when executed by a computer processor.
In the above embodiment, an infrared thermal imaging device is designed on the air deflector of the indoor unit, the environment temperature of the whole room is detected along with the up-and-down swing of the air deflector, so that the temperature conditions of different temperature areas are obtained, and further, the adjustment of the wind speed of the fan and the wind sweeping speed of the air deflector is realized according to the temperature, so that the output of the refrigerating capacity is adjusted, the corresponding distribution of the refrigerating capacity of each temperature area is realized, and the accurate temperature control effect is achieved. The problems that the environment temperature error of thermocouple sensor detection is large, the air deflector cannot be adjusted automatically, refrigerating capacity is excessive or insufficient, customer experience is poor, electric quantity is wasted and the like are effectively solved, comfort of users is effectively improved, and energy is saved.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (10)
1. The air conditioner control method is characterized in that an infrared thermal imaging device is arranged on an air deflector of an air conditioner, and the method comprises the following steps:
dividing the room in which the air conditioner is arranged into a plurality of temperature areas;
acquiring an indoor infrared image through the infrared thermal imaging equipment, and determining temperature data of the plurality of temperature areas according to the infrared thermal imaging;
and controlling the air deflector and the fan to supply air according to the temperature data of the plurality of temperature areas.
2. The method of claim 1, wherein dividing an interior of a room in which an air conditioner is located into a plurality of temperature zones comprises:
acquiring a scanning range of the infrared thermal imaging equipment, and dividing the scanning range into a plurality of temperature areas; the horizontal direction of the scanning range is at least divided into two temperature areas, and the vertical direction of the scanning range is at least divided into two temperature areas.
3. The method of claim 1, wherein controlling the air deflection plates and the air blower to blow air according to the temperature data of the plurality of temperature zones comprises:
determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature data of the temperature areas and the operation mode of the air conditioner;
and controlling the air deflector to sweep air according to the air sweeping speed, and controlling the fan to operate according to the air speed.
4. The method of claim 3, wherein the sweep speed comprises: the upper and lower wind sweeping speeds and the left and right wind sweeping speeds; the upper and lower wind sweeping speeds at least comprise a preset average upper and lower wind sweeping speed and a preset minimum upper and lower wind sweeping speed, and the left and right wind sweeping speeds at least comprise a preset average left and right wind sweeping speed and a preset minimum left and right wind sweeping speed.
5. The method of claim 4, wherein determining the sweep speed of the sweep plate and the wind speed of the fan based on the temperature data for the plurality of temperature zones and the operating mode of the air conditioner comprises:
judging whether the temperatures of the plurality of temperature areas meet a preset temperature or not;
if so, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are the preset minimum upper and lower wind sweeping speeds, the left and right wind sweeping speeds are the preset minimum left and right wind sweeping speeds, and the wind speed of the fan is the preset minimum wind speed;
otherwise, determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature change conditions of the temperature areas and the operation mode of the air conditioner.
6. The method of claim 5, wherein the operation mode of the air conditioner includes at least a cooling mode and a heating mode; when the operation mode of the air conditioner is the refrigeration mode, determining the wind sweeping speed of the wind sweeping plate and the wind speed of the fan according to the temperature change conditions of the plurality of temperature areas and the operation mode of the air conditioner, and the method comprises the following steps:
when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are the preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively;
when the temperature change of the temperature area in the horizontal direction is increased, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are the preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively;
when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are increased progressively, wherein the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased progressively;
and when the temperature change of the temperature area in the vertical direction is increased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively.
7. The method of claim 6, wherein when the operation mode of the air conditioner is the heating mode, determining the sweeping speed of the sweeping plate and the wind speed of the fan according to the temperature change conditions of the plurality of temperature areas and the operation mode of the air conditioner comprises:
when the temperature change of the temperature area in the horizontal direction is decreased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are the preset average up and down wind sweeping speeds, and the wind speed of the fan is increased progressively;
when the temperature change of the temperature area in the horizontal direction is increased progressively, determining that the left and right wind sweeping speeds of the wind sweeping plate are increased progressively, wherein the up and down wind sweeping speeds of the wind sweeping plate are the preset average up and down wind sweeping speeds, and the wind speed of the fan is decreased progressively;
when the temperature change of the temperature area in the vertical direction is decreased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are decreased progressively, wherein the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is increased progressively;
and when the temperature change of the temperature area in the vertical direction is increased progressively, determining that the upper and lower wind sweeping speeds of the wind sweeping plate are increased progressively, wherein the left and right wind sweeping speeds of the wind sweeping plate are the preset average left and right wind sweeping speeds, and the wind speed of the fan is decreased progressively.
8. The utility model provides an air conditioner controlling means which characterized in that, be equipped with infrared thermal imaging equipment on the aviation baffle of air conditioner, the device includes:
the area dividing module is used for dividing the room where the air conditioner is located into a plurality of temperature areas;
the temperature determining module is used for acquiring the indoor infrared image through the infrared thermal imaging equipment and determining the temperature data of the plurality of temperature areas according to the infrared thermal imaging;
and the air supply control module is used for controlling the air deflector and the fan to supply air according to the temperature data of the plurality of temperature areas.
9. An air conditioning assembly characterized by comprising the air conditioning control device according to claim 8.
10. A storage medium containing computer-executable instructions for performing the air conditioning control method of any one of claims 1 to 7 when executed by a computer processor.
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Application publication date: 20210112 |