CN111089397A - Multi-point passive temperature detection control system and method for air conditioner - Google Patents
Multi-point passive temperature detection control system and method for air conditioner Download PDFInfo
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- CN111089397A CN111089397A CN201911269423.2A CN201911269423A CN111089397A CN 111089397 A CN111089397 A CN 111089397A CN 201911269423 A CN201911269423 A CN 201911269423A CN 111089397 A CN111089397 A CN 111089397A
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
- F24F11/526—Indication arrangements, e.g. displays giving audible indications
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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
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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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- 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
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
- F24F11/88—Electrical aspects, e.g. circuits
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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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- 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
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Abstract
The invention discloses a multipoint passive temperature detection control system and a multipoint passive temperature detection control method for an air conditioner, which realize multipoint passive temperature detection and positioning of the air conditioner, remote air conditioner monitoring and intelligent control, and reasonably control the periodic working time and the wind direction of the air conditioner and the working mode of a wind speed motor according to peak load shifting parameters in different time periods by an APP application module, a communication module, a singlechip, a display setting module, a temperature query module, a passive temperature detection module, a fault alarm module, a watchdog circuit, an output control module, an auxiliary heating element, a refrigerating element, a fan control element and a power supply module. According to the invention, through multipoint passive temperature detection and intelligent control of the air conditioner, the temperature balance of the working space of the air conditioner is improved, and the power consumption of the load peak section is reduced and the power consumption of the valley section is improved by utilizing peak-valley period parameter adjusting control; the peak-valley load difference of the power grid operation is reduced, and the purposes of energy conservation and consumption reduction are achieved.
Description
Technical Field
The invention belongs to the technical application field of household appliances, and particularly relates to a multi-point passive temperature detection control system and method for an air conditioner.
Background
With the development of the internet of things technology, how to improve the remote application of household appliances and improve the energy-saving efficiency of electric equipment is necessary to research intelligent electric equipment which meets the management requirements of the power grid demand side and can be controlled in a peak staggering manner. The temperature measurement of the air-conditioning operation space is easy to cause temperature imbalance of the air-conditioning operation space because the temperature measurement of the air-conditioning operation space only depends on the temperature detection on the air-conditioning body, and in addition, the control mode of the air conditioner lacks an intelligent response power peak-valley time period, and the peak-shifting and parameter-adjusting control of the air conditioner is actively realized, thereby achieving the purpose of energy conservation and consumption reduction.
Disclosure of Invention
The embodiment of the invention aims to provide a multipoint passive temperature detection control system and a multipoint passive temperature detection control method for an air conditioner, and aims to solve the problems that the multipoint temperature detection and intelligent response power peak-valley time period of an operating space are not available in various conventional air conditioner temperature control modes, and the peak-shifting parameter-regulating control of the air conditioner is actively realized.
The embodiment of the invention is realized in such a way that the multipoint passive temperature detection control system of the air conditioner comprises the following components: the device comprises an APP (application) module, a communication module, a single chip microcomputer, a display setting module, a temperature query module, an APP module, a communication module, a single chip microcomputer, a display setting module, a temperature query module, a passive temperature detection module, a fault alarm module, a watchdog circuit and output control module, an auxiliary heating element, a refrigeration element, a wind speed control element, a wind direction control element 1, a wind direction control element 2 and a power supply module;
the APP module is installed on third-party application software on the mobile equipment and is used for realizing remote control and parameter setting of the air conditioner through programming;
the single chip microcomputer is connected with the power supply module, the display setting module, the temperature query module, the fault alarm module, the communication module, the watchdog circuit, the output control module, the auxiliary heating element, the refrigerating element, the wind speed control element, the wind direction control element 1 and the wind direction control element 2, and is used for compiling a complete control program to realize multipoint passive temperature detection of the air conditioner, intelligent positioning of the passive temperature detection module, peak-to-peak parameter adjustment control and control parameter selection at the peak-to-valley period of electric power;
the power supply module adopts a three-terminal voltage stabilizing block for voltage stabilization, and selects a low-temperature drift voltage stabilizing diode for secondary voltage stabilization;
the display setting module is connected with the single chip microcomputer and is used for realizing the working temperature setting, the intelligent mode setting, the clock setting, the peak-valley power consumption time period and the adjustment parameter setting of the air conditioner multipoint passive temperature detection control system as well as the actual temperature display and the function indication of the air conditioner working;
the temperature query module is connected with the singlechip, consists of a reading antenna and a scanning receiving circuit and is used for analyzing and receiving the signal of the wireless temperature measuring sensor returned by the passive temperature detection module;
the passive temperature detection module consists of surface acoustic wave temperature sensing devices and antennas and is used for being distributed and installed in an air conditioner working space, responding to temperature query detection of the temperature query module in real time and realizing multipoint coding of the passive temperature detection module through arrangement of reflection grids on a signal transmission path;
the fault alarm module is connected with the singlechip, adopts sound-light alarm, consists of a light-emitting diode, a loudspeaker and a driving circuit and is used for realizing sound-light alarm when the system fails;
the communication module is connected with the single chip microcomputer, and the APP on the mobile equipment and the application of the Internet of things are realized by the WIFI communication module;
the watchdog circuit is connected with the singlechip and used for preventing the system from being interfered to cause the program to be lost or the program to enter into a dead cycle to cause the system to be halted;
the output control module is connected with the single chip microcomputer, and controls the on-off of the magnetic latching relay through the two-way JX03 bidirectional relay driving integrated circuit, so that the on-off control of an air conditioner auxiliary heating element and a refrigeration element and the intelligent control of a wind speed motor and a wind direction motor are realized;
the auxiliary heating element is connected with the output control module and used for heating an air conditioner;
the refrigerating element is connected with the output control module and used for refrigerating an air conditioner;
the wind speed control element is connected with the output control module, is programmed by the singlechip, generates a PWM signal by the singlechip, and is used for controlling the conduction time of the thyristor so as to realize the control of the speed of the fan alternating current motor;
the system adopts a 4-phase 6-wire stepping motor to realize the swing control of wind direction blades, adopts an ULN 2003 AN chip for motor driving, and realizes the control of the horizontal direction and the vertical direction of the wind direction through programming.
And furthermore, the passive temperature detection module is composed of surface acoustic wave temperature sensing devices and an antenna and is used for being distributed and installed in an air conditioner working space, responding to temperature query detection of the temperature query module in real time, and realizing multipoint coding of the passive temperature detection module through arrangement of the reflection grid bars on a signal transmission path.
Another objective of an embodiment of the present invention is to provide a method for a multipoint passive temperature detection control system of an air conditioner, where the method for the multipoint passive temperature detection control system of the air conditioner includes: an air conditioner user sets the working temperature and parameters of the air conditioner through a display setting module or an APP module on the mobile equipment; the system realizes multi-point temperature measurement of an air conditioner working space through a temperature query module and a passive temperature detection module, and realizes intelligent control of air conditioner wind direction and wind speed and intelligent space positioning of the passive temperature detection module according to the parameters; the system selects and formulates a smooth transition output control scheme according to the peak-valley time period and the adjustment parameters of the power grid, and controls the start-stop working period of the air conditioner working element through an output control module, so that the peak-valley power consumption is adjusted, and the load energy management under the environment of the intelligent power grid is realized; the whole function is realized by matching a main program, an APP application module program, an air conditioner parameter setting and processing subprogram, a temperature inquiry subprogram, a passive temperature detection module intelligent positioning subprogram, a communication subprogram and an output control subprogram;
the temperature inquiry subprogram sends out an electromagnetic scanning signal through the temperature inquiry module, and the passive temperature detection module receives the electromagnetic wave signal and converts the electromagnetic wave signal into surface acoustic waves working in the passive temperature detection module by the interdigital transducer; the acoustic surface wave is converted into an electromagnetic wave signal by the interdigital transducer and returns to the temperature query module through the antenna; the temperature query module extracts the reflection grating code according to the electromagnetic wave signal returned by the passive temperature detection module to realize the identity recognition of the passive temperature detection module; extracting temperature characteristics of an echo signal returned by the passive temperature detection module according to the linear characteristic relation between the propagation characteristics of the surface acoustic wave and the temperature; the temperature query module obtains temperature information according to the characteristics of the electromagnetic wave signals returned by the passive temperature detection module, and wireless and passive multipoint temperature detection and intelligent control of the air-conditioning working space are realized;
the air conditioner parameter setting and processing subprogram is used for programming the main program through the display setting module circuit to realize the working temperature setting, the intelligent mode setting, the clock setting, the peak valley period of power consumption and the setting of adjustment parameters of the air conditioner multipoint passive temperature detection control system, as well as the actual temperature display and the function indication of the LED; the communication subprogram realizes the control of the APP on the mobile equipment, the setting of the working parameters of the air conditioner and the application of the Internet of things through the WIFI communication module; the output control subprogram sets different start-stop temperatures of the air conditioner in peak-valley time periods and air conditioner working temperatures and adjustment parameters set by a user in peak-peak, peak-valley and flat power utilization time periods, realizes the peak staggering start-stop control function and system fault alarm module function of the auxiliary heating element and the refrigeration element of the air conditioner, and realizes intelligent wind speed control and intelligent wind direction control by calling the output control program;
k peak shift adjustment parameters for different periods:
k peak shift adjustment parameter = (power system weight Kd × 40% + user weight Ky × 60%);
setting Kd peak shifting adjustment parameters by the power system according to peak-valley period parameter adjustment requirements, wherein the value range is 0-1;
setting the Ky peak staggering adjustment parameter by an air conditioner user according to personal requirements, wherein the value range is 0-1;
kq parameter is the peak shifting adjustment parameter of air conditioner start;
kt parameter is the adjustment parameter for the peak load shifting of the air conditioner;
kfq parameter is peak-off adjustment parameter for starting air conditioner in peak section;
kft parameter is peak-off adjustment parameter of air conditioner in peak section;
kgq parameter is peak staggering adjustment parameter for starting the air conditioner at the valley section;
kgt parameter is the adjustment parameter for off-peak stopping of the air conditioner in the valley section;
the Kpq parameter is a peak staggering adjustment parameter for starting the flat-section air conditioner;
the Kpt parameter is a peak load shifting adjustment parameter of the flat air conditioner;
peak and peak section time:
kq parameter = Kfq parameter = 1;
kt parameter = Kft parameter = K;
the valley period:
kq parameter = Kgq parameter = K;
kt parameter = Kgt parameter = 0;
leveling time:
kq parameter = Kpq parameter = 1;
kt parameter = Kpt parameter = 0;
in the heating mode:
k adjusting parameters (the value range is 0-1);
△ T ═ Ws air conditioner set temperature — Wq air conditioner start temperature;
wq air conditioner start temperature = Ws air conditioner set temperature-Kq parameter × △ T;
wt air conditioner stop temperature = Ws air conditioner set temperature-Kt parameter × △ T;
in the case of a refrigeration mode:
k adjusting parameters (the value range is 0-1);
△ T ═ Wq air conditioner start temperature — Ws air conditioner set temperature;
wq air conditioner start temperature = Ws air conditioner set temperature + Kq parameter × △ T;
wt air conditioner stop temperature = Ws air conditioner set temperature + Kt parameter × △ T.
Further, the multiple passive temperature detection modules and the temperature query module based on the radar principle realize the multipoint temperature detection of the air conditioner working space through programming; the working process is as follows:
the passive temperature detection module receives the electromagnetic wave signal and converts the electromagnetic wave signal into surface acoustic waves working in the passive temperature detection module by the interdigital transducer; the acoustic surface wave is converted into an electromagnetic wave signal by the interdigital transducer and returns to the temperature query module through the antenna; the temperature query module extracts the reflection grating code according to the electromagnetic wave signal returned by the passive temperature detection module to realize the identity recognition of the passive temperature detection module; extracting temperature characteristics of an echo signal returned by the passive temperature detection module according to the linear characteristic relation between the propagation characteristics of the surface acoustic wave and the temperature; the temperature query module obtains temperature information according to the characteristics of the electromagnetic wave signals returned by the passive temperature detection module, and wireless and passive temperature monitoring is realized.
Furthermore, the output control subprogram realizes the three-dimensional division of the working space of the air conditioner through the four-gear control of the air speed of the air conditioner motor and the four-gear control of the horizontal wind direction and the vertical wind direction of the air conditioner motor, and can quickly or accurately position the spatial position of the passive temperature detection module through the temperature change of different spaces; the method specifically comprises the following steps:
the method comprises the following steps: judging a positioning mode D, and turning to the step fifteen for accurate positioning;
step two: the circulation variables N1, N2 and N3 are one;
step three: judging that the horizontal wind direction circulation variable N1 of the motor is more than 4, and turning to the thirteen step;
step four: controlling the horizontal direction angle Jp of the motor to 20 degrees, 70 degrees, 100 degrees and 160 degrees corresponding to the cyclic variable N1=1,2,3, 4;
step five: judging that the motor vertical wind direction circulation variable N2 is greater than 4, and turning to the step twelve;
step six: controlling the motor vertical direction angle Jc to 20 degrees, 70 degrees, 100 degrees and 160 degrees corresponding to the cyclic variable N2=1,2,3, 4;
step seven: judging that the circulation variable N3 of the wind speed motor is greater than 4, and turning to the eleventh step;
step eight: controlling the wind speed Js of the motor to be full speed, high speed, medium speed and low speed corresponding to the circulation variable N3=1,2,3 and 4;
step nine: reading and storing the temperature data of each passive temperature detection module;
step ten: a loop variable N3= N3+1, and go to step seven;
step eleven: a loop variable N3=1, a loop variable N2= N2+1, and go to step five;
step twelve: cycling variables N2=1, N3=1, N1= N1+1, go to step three;
step thirteen: analyzing temperature data, marking parameter spaces with maximum temperature change and secondary maximum temperature change of each passive temperature detection module, and marking the parameter spaces as a main space position and a secondary space position (a horizontal wind direction x, a vertical wind direction y and a motor wind speed z);
fourteen steps: the positioning mode D is set as accurate positioning and the step I is carried out;
step fifteen: assigning the number of passive temperature sensing modules to a cycle variable N4;
sixthly, the steps are as follows: if the loop variable N4 is zero, turning to twenty-eight;
seventeen steps: reading the main space position (x 1, y1, z 1) and the secondary space position (x 2, y2, z 2) of the passive temperature detection module corresponding to the cyclic variable N4
Eighteen steps of determining the primary and secondary spatial parameter size, if X1> X2, △ X = -10 °, if X1= X2, △ X =0 °, if X1< X2, △ 0X =10 °, if Y1> Y2, △ 1Y = -10 °, if Y1= Y2, △ Y =0 °, if Y1< Y2, △ Y =10 °, if Z1> Z2, △ Z = -1, if Z1= Z2, △ Z =0, if Z1< Z2, △ Z =1, storing the parameters (△ X, △ Y, △ Z)
Nineteen steps: assigning (x 1, y1, z 1) as initial values of the cyclic variables to Nx, Ny, Nz, (x 2, y2, z 2) as final values of the cyclic variables;
twenty steps: if the motor horizontal wind direction cyclic variable Nx, the vertical wind direction cyclic variable Ny and the wind speed motor cyclic variable Nz are simultaneously equal to x2, y2 and z2 respectively, turning to the twenty-six step;
twenty-one step, cyclic variables Nx = Nx + △ X, Ny = Ny + △ Y, Nz = z1
Step twenty-two: controlling the horizontal direction angle Jp of the motor to a position corresponding to the cyclic variable Nx; controlling the angle Jc of the motor in the vertical direction to a position corresponding to the cyclic variable Ny; controlling the wind speed Js of the motor to be at the full speed, the high speed, the medium speed and the low speed corresponding to the circulation variable Nz;
twenty-three steps: reading and storing temperature data of the N4 corresponding to the passive temperature detection module;
twenty-four steps: judging a circulating variable Nz of the wind speed motor, and if the circulating variable Nz is equal to z2, turning to a twenty step;
twenty-five steps, namely, a loop variable Nz = Nz + △ Z, turning to twenty-two steps
Twenty-six steps: analyzing the temperature data, marking the accurate spatial position (horizontal wind direction x, vertical wind direction y and motor wind speed z) of the N4 corresponding to the passive temperature detection module, and storing;
twenty-seven steps: loop variable N4= N4-1, go to step sixteen;
twenty-eight steps: finishing;
fast positioning and accurate positioning of the working space of the air conditioner;
the method comprises the following steps of quickly positioning space division of a multi-point passive temperature detection module, enabling an air conditioner air outlet to form space division of different angles in the vertical direction according to a sixteen space division method of a horizontal wind direction and a vertical wind direction of a motor, enabling an air conditioner working space to be divided into 64 parts of three-dimensional space by combining four-gear control of full speed, high speed, medium speed and low speed of the wind speed of an air conditioner motor, setting a coordinate with the maximum temperature change of the three-dimensional space corresponding to the passive temperature detection module as a main space coordinate and setting a coordinate with the second maximum temperature change of the three-dimensional space corresponding to the passive temperature detection module as a secondary space coordinate by inquiring the temperature change of the multi-point passive temperature detection module of the;
the accurate positioning of the multipoint passive temperature detection module is based on the rapid positioning of the multipoint passive temperature detection module, primary and secondary space coordinate parameters (X1, Y1, Z1) and (X2, Y2, Z2) obtained by the rapid positioning of the passive temperature detection modules are used as starting and stopping variables, circulating variables (△ X, △ Y, △ Z) are set, and the accurate positioning of the multipoint passive temperature detection module in space is obtained through analysis by circularly detecting the temperature change of the corresponding space.
Further, the output control subprogram selects different air conditioner working temperatures in the peak-valley period, peak-valley period and flat power consumption period according to the power grid peak-valley period and adjustment parameters and the air conditioner working temperature and adjustment parameters set by the user, and adopts a smooth output control scheme in the power consumption period transition period, wherein the peak-staggering parameter-adjusting control flow is as follows:
step 1: judging whether the alarm mark exists or not, and turning to the step S5 if the alarm mark does not exist;
step 2: judging whether a silencing mark exists or not, and turning to the step 4 if the silencing mark exists;
and step 3: driving an audible and visual alarm, and turning to step 27;
and 4, step 4: driving an LED alarm lamp, and turning to step 27;
and 5: judging whether a time interval conversion mark exists or not, and converting to a step 8 without a mark;
step 6: reading temperature data of the multipoint passive temperature detection module, selecting a fan control mode corresponding to a peak-valley period and sending the corresponding temperature to Wc;
and 7: reading an air conditioner adjusting parameter K at a corresponding time interval;
and 8: outputting and controlling each motor according to the control modes of the air conditioner wind speed, the horizontal wind direction and the vertical wind direction at each time interval;
and step 9: reading the working state mark of the air conditioner;
step 10: judging that the working mode of the air conditioner is a non-refrigeration mode, and turning to step 19;
step 11: judging that the measured temperature Wc is less than the air conditioner starting temperature Wq, and turning to step 15;
step 12: judging that the peak-valley trend mark is not '1-2', and turning to the step 14;
step 13: controlling a smoothing coefficient, and turning to the step 11;
step 14: closing a magnetic latching relay, and turning to the step 27;
step 15: judging that the measured temperature Wc is greater than the air conditioner starting temperature Wq, and turning to step 27;
step 16: judging that the peak-valley trend mark is not '2-1', and turning to the step 18;
and step 17: controlling the smoothing coefficient, and turning to step 15;
step 18: turning off the magnetic latching relay, and turning to step 27;
step 19: judging that the measured temperature Wc is greater than the air conditioner starting temperature Wq, and turning to step 23;
step 20: judging that the peak-valley trend mark is not '1-2', turning to step 22;
step 21: control of smoothing coefficient, go to step 19;
step 22: closing a magnetic latching relay, and turning to the step 27;
step 23: judging that the measured temperature Wc is less than the air conditioner stop temperature Wt, and turning to step 27;
step 24: judging that the peak-valley trend mark is not '2-1', turning to step 26;
step 25: controlling the smoothing coefficient, and turning to step 23;
step 26: the magnetic latching relay is closed;
step 27: clearing output control interruption;
step 28: returning;
smooth coefficient control, in order to select the K peak-to-peak adjustment parameters, in the transition period of each time interval of the peak valley of the power system, the overexcitation of load response is avoided, through a power utilization peak valley time interval trend coding diagram, peak valley trend marks are set in control cycles of different times, through the judgment of the peak valley trend marks, in combination with the working state of the air conditioner, the smooth coefficients Kp (0.146, 0.236, 0.382, 0.618, 0.764 and 0.854) are adopted for control in the last control cycles of the start-stop control of the air conditioner, and the K peak-to-peak adjustment parameters of the air conditioner in the time interval transition period are as follows:
k peak shift adjustment parameter = (power system weight Kd × 40% + user weight Ky × 60%) × Kp;
according to the air conditioner multipoint passive temperature detection control system and method, remote control and parameter setting of an air conditioner are achieved through the APP module installed on the mobile equipment, and function expansion application of the Internet of things is achieved through the communication module; the temperature query module and the passive temperature detection module realize multi-point temperature measurement of the air-conditioning working space, and realize space positioning of the air-conditioning passive temperature detection module and intelligent control of the fan according to the parameters, so that the problem of unbalanced temperature of the working space is solved; the adjustment of the air conditioner start-stop control temperature and the selection of the fan working mode according to the peak-valley time period and the adjustment parameters of the power grid realize the interaction between users and the power grid system, thereby realizing the peak load shifting control of the peak clipping and valley filling of the power grid and achieving the purposes of power demand side management, energy saving and consumption reduction.
Drawings
Fig. 1 is a schematic structural diagram of a multipoint passive temperature detection control system of an air conditioner according to an embodiment of the present invention;
in the figure: 1. the APP module 2 and the communication module; 3. a single chip microcomputer; 4. a display setting module; 5. a temperature query module; 6. a passive temperature detection module; 7. a fault alarm module; 8. a watchdog circuit; 9. an output control module; 10. a refrigeration element; 11. an auxiliary heating element; 12. a wind speed control element; 13. a wind direction control element 1; 14. a wind direction control element 2; 15. a power supply module;
FIG. 2 is a flowchart of a multi-point passive temperature detection control system method of an air conditioner according to an embodiment of the present invention;
FIG. 3 is a flow chart of a method for fast and accurate positioning of a passive temperature sensing module according to an embodiment of the present invention;
FIG. 4 is a block diagram of an output control subroutine provided in accordance with an embodiment of the present invention;
FIG. 5 is a diagram of an embodiment of the present invention for providing a quick spatial coding of an air conditioner fan in horizontal and vertical directions;
FIG. 6 is a trend code chart of peak-valley period of power consumption according to an embodiment of the present invention;
fig. 7 is a circuit diagram of an air conditioner cooling element and a heating control circuit provided by an embodiment of the invention;
fig. 8 is a circuit diagram of a wind direction control circuit according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the multipoint passive temperature detection control system of the air conditioner in the embodiment of the present invention; the system comprises an APP application module 1, a communication module 2, a single chip microcomputer 3, a display setting module 4, a temperature query module 5, a passive temperature detection module 6, a fault alarm module 7, a watchdog circuit 8, an output control module 9, a refrigeration element 10, an auxiliary heating element 11, a wind speed control element 12, a wind direction control element I13, a wind direction control element II 14 and a power module 15.
The APP module 1 is a third-party application software installed on the mobile equipment, and realizes remote control and parameter setting of the air conditioner through programming;
the single chip microcomputer 3 is connected with the power supply module 15, the display setting module 4, the temperature query module 5, the fault alarm module 7, the communication module 2, the watchdog circuit 8, the output control module 9, the auxiliary heating element 11, the refrigerating element 10, the wind speed control element 12, the wind direction control element I13 and the wind direction control element II 14 and is used for compiling a complete control program to realize multipoint passive temperature detection of the air conditioner, intelligent positioning of the passive temperature detection module 6, peak-to-peak parameter regulation control and control parameter selection in a power peak-to-valley period;
the power module 13 adopts the prior art, and uses a three-terminal voltage stabilizing block to stabilize voltage, and selects a low-temperature drift voltage stabilizing diode to perform secondary voltage stabilization;
the display setting module 4 is connected with the singlechip 3, consists of an 8155 interface chip, a 74ls138 decoder, a non-inverting amplifier 7407, an inverting amplifier 75452, a nixie tube, an LED (light emitting diode), a 5K resistor and keys, and is used for realizing the working temperature setting, the intelligent mode setting, the clock setting, the setting of the power peak valley time period and the adjustment parameter of the air conditioner passive temperature detection control system and the function indication of the actual temperature display and the air conditioner working;
the temperature query module 5 is connected with the singlechip 3, consists of a reading antenna and a scanning receiving circuit and is used for analyzing and receiving the signal of the wireless temperature measuring sensor returned by the passive temperature detection module 6;
the passive temperature detection module 6 is composed of surface acoustic wave temperature sensing devices and antennas and used for being distributed and installed in an air conditioner working space, responding to temperature query detection of the temperature query module 5 in real time, and realizing multipoint coding of the passive temperature detection module 6 through arrangement of reflection grids on a signal transmission path;
the fault alarm module 7 is connected with the singlechip 3, adopts sound-light alarm, consists of a light-emitting diode, a loudspeaker and a driving circuit and is used for realizing sound-light alarm when a system fails;
The watchdog circuit 8 is connected with the singlechip 3, and the X5045 adopted by the system is a programmable circuit integrating three functions of watchdog, voltage monitoring and serial E2PROM, and is used for preventing the system from being interfered to cause program loss or program to enter dead cycle to cause system crash;
the output control module 9 is connected with the singlechip 3, and controls the on-off of the magnetic latching relay through a two-way JX03 bidirectional relay drive integrated circuit, so that the on-off control of the air conditioner auxiliary heating element 11 and the refrigeration element 10 and the intelligent control of the wind speed control element 12, the wind direction control element I13 and the wind direction control element II 14 are realized; as shown in FIG. 7; the single chip microcomputer outputs pulse signals 1 and 0 with 100ms intervals to output control circuits INA, INB, INC and IND magnetic latching relays for attracting, and controls an auxiliary heating element and a refrigerating element of the air conditioner to work. The single chip microcomputer outputs pulse signals 0 and 1 at intervals of 100ms to the output control circuits INA and INB, INC and IND magnetic latching relays to be turned off, and the air conditioner auxiliary heating element 11 and the refrigerating element 10 are stopped to work.
The wind speed control element 12 is connected with the output control module 9, is programmed by the singlechip, generates a PWM signal by the singlechip, and is used for controlling the conduction time of the thyristor so as to realize the control of the speed of the fan alternating current motor;
the first wind direction control element 13 and the second wind direction control element 14 are connected with the output control module, and the system adopts a 4-phase 6-wire stepping motor to realize the swing control of wind direction blades, as shown in figure 8; the motor drive adopts ULN 2003 AN chip, realizes the horizontal direction and vertical direction control of wind direction through programming.
As shown in fig. 2, a flow chart of a method of a multipoint passive temperature detection control system of an air conditioner according to an embodiment of the present invention is provided;
an air conditioner user sets the working temperature and the parameter Ky of the air conditioner through a display setting module or an APP module on the mobile equipment; the system realizes multi-point temperature measurement of an air conditioner working space through a temperature query module and a passive temperature detection module, and realizes intelligent control of air conditioner wind direction and wind speed and intelligent space positioning of the passive temperature detection module according to the parameters; the system selects and makes a smooth transition output control scheme according to the peak-valley time period of the power grid and the adjusting parameter Kd, and controls the start-stop working period of the air conditioner working element through an output control module, so that the peak-valley power consumption is adjusted, and the load energy management under the environment of the intelligent power grid is realized; the whole function is realized by matching a main program, an APP application module program, an air conditioner parameter setting and processing subprogram, a temperature inquiry subprogram, a passive temperature detection module intelligent positioning subprogram, a communication subprogram and an output control subprogram;
the temperature inquiry subprogram sends out an electromagnetic scanning signal through the temperature inquiry module, and the passive temperature detection module receives the electromagnetic wave signal and converts the electromagnetic wave signal into surface acoustic waves working in the passive temperature detection module by the interdigital transducer; the acoustic surface wave is converted into an electromagnetic wave signal by the interdigital transducer and returns to the temperature query module through the antenna; the temperature query module extracts the reflection grating code according to the electromagnetic wave signal returned by the passive temperature detection module to realize the identity recognition of the passive temperature detection module; extracting temperature characteristics of an echo signal returned by the passive temperature detection module according to the linear characteristic relation between the propagation characteristics of the surface acoustic wave and the temperature; the temperature query module obtains temperature information according to the characteristics of the electromagnetic wave signals returned by the passive temperature detection module, and wireless and passive multipoint temperature detection and intelligent control of the air-conditioning working space are realized;
the air conditioner parameter setting and processing subprogram is used for programming the main program through the display setting module circuit to realize the working temperature setting, the intelligent mode setting, the clock setting, the peak valley period of power consumption and the setting of adjustment parameters of the air conditioner multipoint passive temperature detection control system, as well as the actual temperature display and the function indication of the LED; the communication subprogram realizes the control of the APP on the mobile equipment, the setting of the working parameters of the air conditioner and the application of the Internet of things through the WIFI communication module; the output control subprogram sets different start-stop temperatures of the air conditioner in peak-valley time periods and air conditioner working temperatures and adjustment parameters set by a user in peak-peak, peak-valley and flat power utilization time periods, realizes the peak staggering start-stop control function and system fault alarm module function of the auxiliary heating element and the refrigeration element of the air conditioner, and realizes intelligent wind speed control and intelligent wind direction control by calling the output control program;
k peak shift adjustment parameters for different periods:
k peak shift adjustment parameter = (power system weight Kd × 40% + user weight Ky × 60%);
setting Kd peak shifting adjustment parameters by the power system according to peak-valley period parameter adjustment requirements, wherein the value range is 0-1;
setting the Ky peak staggering adjustment parameter by an air conditioner user according to personal requirements, wherein the value range is 0-1;
kq parameter is the peak shifting adjustment parameter of air conditioner start;
kt parameter is the adjustment parameter for the peak load shifting of the air conditioner;
kfq parameter is peak-off adjustment parameter for starting air conditioner in peak section;
kft parameter is peak-off adjustment parameter of air conditioner in peak section;
kgq parameter is peak staggering adjustment parameter for starting the air conditioner at the valley section;
kgt parameter is the adjustment parameter for off-peak stopping of the air conditioner in the valley section;
the Kpq parameter is a peak staggering adjustment parameter for starting the flat-section air conditioner;
the Kpt parameter is a peak load shifting adjustment parameter of the flat air conditioner;
peak and peak section time:
kq parameter = Kfq parameter = 1;
kt parameter = Kft parameter = K;
the valley period:
kq parameter = Kgq parameter = K;
kt parameter = Kgt parameter = 0;
leveling time:
kq parameter = Kpq parameter = 1;
kt parameter = Kpt parameter = 0;
in the heating mode:
k adjusting parameters (the value range is 0-1);
△ T ═ Ws air conditioner set temperature — Wq air conditioner start temperature;
wq air conditioner start temperature = Ws air conditioner set temperature-Kq parameter × △ T;
wt air conditioner stop temperature = Ws air conditioner set temperature-Kt parameter × △ T;
in the case of a refrigeration mode:
k adjusting parameters (the value range is 0-1);
△ T ═ Wq air conditioner start temperature — Ws air conditioner set temperature;
wq air conditioner start temperature = Ws air conditioner set temperature + Kq parameter × △ T;
wt air conditioner stop temperature = Ws air conditioner set temperature + Kt parameter × △ T.
As shown in fig. 3, a flowchart of a method for fast and accurately positioning a multi-point passive temperature detection module according to an embodiment of the present invention; the output control subprogram realizes the three-dimensional division of the working space of the air conditioner through the four-gear control of the air speed, high speed, medium speed and low speed of the air conditioner motor and the four-gear control of the horizontal wind direction and the vertical wind direction of the air conditioner motor, and can quickly or accurately position the spatial position of the passive temperature detection module through the temperature change of different spaces; the method specifically comprises the following steps:
step S301: judging a positioning mode D, and turning to the step S315 for accurate positioning;
step S302: the circulation variables N1, N2 and N3 are one;
step S303: judging that the motor horizontal wind direction circulating variable N1 is more than 4, and turning to the step S313;
step S304: controlling the horizontal direction angle Jp of the motor to 20 degrees, 70 degrees, 100 degrees and 160 degrees corresponding to the cyclic variable N1=1,2,3, 4;
step S305: judging that the motor vertical wind direction circulation variable N2 is greater than 4, and turning to the step S312;
step S306: controlling the motor vertical direction angle Jc to 20 degrees, 70 degrees, 100 degrees and 160 degrees corresponding to the cyclic variable N2=1,2,3, 4;
step S307: judging that the circulating variable N3 of the wind speed motor is greater than 4, and turning to the step S311;
step S308: controlling the wind speed Js of the motor to be full speed, high speed, medium speed and low speed corresponding to the circulation variable N3=1,2,3 and 4;
step S309: reading and storing the temperature data of each passive temperature detection module;
step S310: loop variable N3= N3+1, go to step S307;
step S311: a loop variable N3=1, a loop variable N2= N2+1, and go to step S305;
step S312: loop variables N2=1, N3=1, N1= N1+1, go to step S303;
step S313: analyzing temperature data, marking parameter spaces with maximum temperature change and secondary maximum temperature change of each passive temperature detection module, and marking the parameter spaces as a main space position and a secondary space position (a horizontal wind direction x, a vertical wind direction y and a motor wind speed z);
step S314: the positioning mode D is set as accurate positioning, and the step S301 is switched to;
step S315: assigning the number of passive temperature sensing modules to a cycle variable N4;
step S316: if the loop variable N4 is zero, go to step S328;
step S317: reading the main space position (x 1, y1, z 1) and the secondary space position (x 2, y2, z 2) of the passive temperature detection module corresponding to the cyclic variable N4
Step S318: judging the primary and secondary spatial parameter sizes, if X1> X2, △ X = -10 °, if X1= X2, △ X =0 °, if X1< X2, △ 0X =10 °, if Y1> Y2, △ 1Y = -10 °, if Y1= Y2, △ Y =0 °, if Y1< Y2, △ Y =10 °, if Z1> Z2, △ Z = -1, if Z1= Z2, △ Z =0, if Z1< Z2, △ Z =1, storing the parameters (△ X, △ Y, △ Z)
Step S319: assigning (x 1, y1, z 1) as initial values of the cyclic variables to Nx, Ny, Nz, (x 2, y2, z 2) as final values of the cyclic variables;
step S320: if the motor horizontal wind direction cyclic variable Nx, the vertical wind direction cyclic variable Ny and the wind speed motor cyclic variable Nz are simultaneously equal to x2, y2 and z2 respectively, turning to step S326;
step S321, loop variables Nx = Nx + △ X, Ny = Ny + △ Y, and Nz = z1
Step S322: controlling the horizontal direction angle Jp of the motor to a position corresponding to the cyclic variable Nx; controlling the angle Jc of the motor in the vertical direction to a position corresponding to the cyclic variable Ny; controlling the wind speed Js of the motor to be at the full speed, the high speed, the medium speed and the low speed corresponding to the circulation variable Nz;
step S323: reading and storing temperature data of the N4 corresponding to the passive temperature detection module;
step S324: judging a circulating variable Nz of the wind speed motor, and if the circulating variable Nz is equal to z2, turning to the step S320;
step S325, the loop variable Nz = Nz + △ Z, and the step S322 is switched to;
step S326: analyzing the temperature data, marking the accurate spatial position (horizontal wind direction x, vertical wind direction y and motor wind speed z) of the N4 corresponding to the passive temperature detection module, and storing;
step S327: loop variable N4= N4-1, go to step S316;
step S328: finishing;
space division for rapid positioning of the multipoint passive temperature detection module is shown in fig. 5, according to a sixteen space division method of a horizontal wind direction and a vertical wind direction of a motor, space division with different angles is formed in the vertical direction of an air outlet of an air conditioner, four-gear control of full speed, high speed, medium speed and low speed of the wind speed of an air conditioner motor is combined, an air conditioner working space is divided into 64 parts of three-dimensional space, through temperature change query of the multipoint passive temperature detection module of the 64 parts of three-dimensional space, a coordinate with the maximum temperature change of the three-dimensional space corresponding to the passive temperature detection module is set as a main space coordinate, and a coordinate with the maximum temperature change of the three-dimensional space corresponding to the three-dimensional space is set as a;
the accurate positioning of the multipoint passive temperature detection module is based on the rapid positioning of the multipoint passive temperature detection module, primary and secondary space coordinate parameters (X1, Y1, Z1) and (X2, Y2, Z2) obtained by the rapid positioning of the passive temperature detection modules are used as starting and stopping variables, circulating variables (△ X, △ Y, △ Z) are set, and the accurate positioning of the multipoint passive temperature detection module in space is obtained through analysis by circularly detecting the temperature change of the corresponding space.
Fig. 4 is a block diagram of an output control subroutine provided in an embodiment of the present invention. And the system starts sound-light alarm output according to the fault alarm module mark. Setting different start-stop temperatures of the air conditioner in power consumption periods of sharp, peak, valley and flat according to the working temperature of the air conditioner set by a user, and realizing the off-peak start-stop control function of the auxiliary heating element and the refrigeration element of the air conditioner; the method specifically comprises the following steps:
step S401: judging whether an alarm mark exists or not, and turning to the step S405 if no alarm mark exists;
step S402: judging whether a silencing mark exists or not, and turning to the step S404 if the silencing mark exists;
step S403: driving an audible and visual alarm, and turning to the step S427;
step S404: driving an LED alarm lamp, and turning to step S427;
step S405: judging whether a time period conversion mark exists or not, and converting to the step S408 without a mark;
step S406: reading temperature data of the multipoint passive temperature detection module, selecting a fan control mode corresponding to a peak-valley period and sending the corresponding temperature to Wc;
step S407: reading an air conditioner adjusting parameter K at a corresponding time interval;
step S408: outputting and controlling each motor according to the control modes of the air conditioner wind speed, the horizontal wind direction and the vertical wind direction at each time interval;
step S409: reading the working state mark of the air conditioner;
step S410: judging that the working mode of the air conditioner is a non-refrigeration mode, and turning to the step S419;
step S411: judging that the measured temperature Wc is less than the air conditioner starting temperature Wq, and turning to step S415;
step S412: judging that the peak-valley trend mark is not FAH, and turning to step S414;
step S413: control of smoothing coefficient, go to step S411;
step S414: closing the magnetic latching relay, and turning to the step S427;
step S415: judging that the measured temperature Wc is greater than the air conditioner starting temperature Wq, and turning to step S427;
step S416: judging that the peak-valley trend sign is not AFH, and turning to step S418;
step S417: control of smoothing coefficient, go to step S415;
step S418: turning off the magnetic latching relay, and turning to the step S427;
step S419: judging that the measured temperature Wc is greater than the air conditioner starting temperature Wq, and turning to step S423;
step S420: judging whether the peak-valley trend mark is FAH, and turning to step S422;
step S421: control of smoothing coefficient, go to step S419;
step S422: closing the magnetic latching relay, and turning to the step S427;
step S423: judging that the measured temperature Wc is less than the air conditioner stop temperature Wt, and turning to step S427;
step S424: judging that the peak-valley trend sign is not AFH, and turning to step S426;
step S425: smoothing coefficient control, go to step S423;
step S426: the magnetic latching relay is closed;
step S427: clearing output control interruption;
step S428: and returning.
Smoothing coefficient control, in order to select a K peak-to-peak adjustment parameter, in a transition period of each peak-to-valley period of an electric power system, to avoid overstimulation of load response, setting peak-to-valley trend marks in control periods of different times through a power consumption peak-to-valley period trend code diagram as shown in fig. 6, judging through the peak-to-valley trend marks, combining with an air conditioner working state, and adopting smoothing coefficients Kp (0.146, 0.236, 0.382, 0.618, 0.764, 0.854) for control in the last control periods of air conditioner start-stop control, wherein the K peak-to-peak adjustment parameter is as follows:
k peak shift adjustment parameter = (power system weight Kd × 40% + user weight Ky × 60%) × Kp;
the multipoint passive temperature detection control system of the air conditioner enables an air conditioner user to realize remote control and parameter setting of the air conditioner by utilizing the APP module installed on the mobile equipment, and can realize function expansion application of the Internet of things by utilizing the communication module; the temperature query module and the passive temperature detection module realize multi-point temperature measurement of the air-conditioning working space, and realize space positioning of the air-conditioning passive temperature detection module and intelligent control of the fan according to the parameters, so that the problem of unbalanced temperature of the working space is solved; the air conditioner start-stop control temperature adjustment and the fan working mode selection are carried out according to the peak-valley time period and the adjustment parameters of the power grid, and the interactive air conditioner peak shifting and parameter adjusting control mode of a user and the power grid system is realized, so that the demand side management of the power system is extended to a user side, the purpose of peak clipping and valley filling of the power grid is met, and the load energy management under the environment of the smart power grid is promoted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The multipoint passive temperature detection control system of the air conditioner is characterized by comprising: the device comprises an APP application module, a communication module, a single chip microcomputer, a display setting module, a temperature query module, a passive temperature detection module, a fault alarm module, a watchdog circuit, an output control module, an auxiliary heating element, a refrigeration element, a wind speed control element, a wind direction control element 1, a wind direction control element 2 and a power supply module;
the APP module is installed on third-party application software on the mobile equipment and is used for realizing remote control and parameter setting of the air conditioner through programming;
the single chip microcomputer is connected with the power supply module, the display setting module, the temperature query module, the fault alarm module, the communication module, the watchdog circuit, the output control module, the auxiliary heating element, the refrigerating element, the wind speed control element, the wind direction control element 1 and the wind direction control element 2, and is used for compiling a complete control program to realize multipoint passive temperature detection of the air conditioner, intelligent positioning of the passive temperature detection module, peak-to-peak parameter adjustment control and control parameter selection at the peak-to-valley period of electric power;
the power supply module adopts a three-terminal voltage stabilizing block for voltage stabilization, and selects a low-temperature drift voltage stabilizing diode for secondary voltage stabilization;
the display setting module is connected with the single chip microcomputer and is used for realizing the working temperature setting, the intelligent mode setting, the clock setting, the peak-valley power consumption time period and the adjustment parameter setting of the air conditioner multipoint passive temperature detection control system as well as the actual temperature display and the function indication of the air conditioner working;
the temperature query module is connected with the singlechip, consists of a reading antenna and a scanning receiving circuit and is used for analyzing and receiving the signal of the wireless temperature measuring sensor returned by the passive temperature detection module;
the passive temperature detection module consists of surface acoustic wave temperature sensing devices and antennas and is used for being distributed and installed in an air conditioner working space, responding to temperature query detection of the temperature query module in real time and realizing multipoint coding of the passive temperature detection module through arrangement of reflection grids on a signal transmission path;
the fault alarm module is connected with the singlechip, adopts sound-light alarm, consists of a light-emitting diode, a loudspeaker and a driving circuit and is used for realizing sound-light alarm when the system fails;
the communication module is connected with the single chip microcomputer, and the APP on the mobile equipment and the application of the Internet of things are realized by the WIFI communication module;
the watchdog circuit is connected with the singlechip and used for preventing the system from being interfered to cause the program to be lost or the program to enter into a dead cycle to cause the system to be halted;
the output control module is connected with the single chip microcomputer, and realizes the start-stop control of the air conditioner auxiliary heating element and the refrigeration element and the intelligent control of the wind speed motor and the wind direction motor through the driving circuit;
the auxiliary heating element is connected with the output control module and used for heating an air conditioner;
the refrigerating element is connected with the output control module and used for refrigerating an air conditioner;
the wind speed control element is connected with the output control module and realizes the control of the speed of the fan alternating current motor through the programming of the single chip microcomputer;
and the wind direction control element 1 and the wind direction control element 2 are connected with the output control module and are used for realizing the control of the wind direction in the horizontal direction and the vertical direction through programming.
2. The air conditioner multipoint passive temperature detection control system of claim 1, wherein the passive temperature detection module is composed of surface acoustic wave temperature sensing devices and antennas and is used for being distributed and installed in the air conditioner working space, responding to temperature inquiry detection of the temperature inquiry module in real time, and realizing multipoint coding of the passive temperature detection module through arrangement of the reflection bars on the signal transmission path.
3. A multipoint passive temperature detection control system method of an air conditioner is characterized by comprising the following steps: an air conditioner user sets the working temperature and parameters of the air conditioner through a display setting module or an APP module on the mobile equipment; the system realizes multi-point temperature measurement of an air conditioner working space through a temperature query module and a passive temperature detection module, and realizes intelligent control of air conditioner wind direction and wind speed and intelligent space positioning of the passive temperature detection module according to the parameters; the system selects and formulates a smooth transition output control scheme according to the peak-valley time period and the adjustment parameters of the power grid, and controls the start-stop working period of the air conditioner working element through an output control module, so that the peak-valley power consumption is adjusted, and the load energy management under the environment of the intelligent power grid is realized; the whole function is realized by matching a main program, an APP application module program, an air conditioner parameter setting and processing subprogram, a temperature inquiry subprogram, a passive temperature detection module intelligent positioning subprogram, a communication subprogram and an output control subprogram.
4. The method as claimed in claim 3, wherein the multipoint temperature measurement is implemented by programming a plurality of passive temperature detection modules and a temperature query module based on radar principle.
5. The method as claimed in claim 3, wherein the output control subroutine performs the four-step control of the air speed of the air conditioner motor and the four-step control of the horizontal wind direction and the vertical wind direction of the air conditioner motor to realize the three-dimensional division of the working space of the air conditioner, and the spatial position of the passive temperature detection module can be rapidly or precisely located by the temperature change of different spaces.
6. The method as claimed in claim 3, wherein the output control subroutine selects different air conditioner operating temperatures during peak-valley periods and during average power consumption periods according to the power grid peak-valley period and the adjustment parameters and the air conditioner operating temperatures and adjustment parameters set by the user, and adopts a smooth output control scheme during the transition period of the power consumption periods.
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