CN114704928A - Air conditioner electric control system with variable time proportion and control method thereof - Google Patents
Air conditioner electric control system with variable time proportion and control method thereof Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004378 air conditioning Methods 0.000 claims abstract description 51
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 230000003247 decreasing effect Effects 0.000 claims abstract description 7
- 230000009467 reduction Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 230000000750 progressive effect Effects 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 4
- 238000004904 shortening Methods 0.000 abstract description 2
- 230000001276 controlling effect Effects 0.000 description 14
- 238000005485 electric heating Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
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- 230000033228 biological regulation Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 238000010438 heat treatment 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
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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
- F24F11/56—Remote control
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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
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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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
- 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
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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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
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump 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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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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
- F24F2110/12—Temperature of the outside 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
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
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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 provides an air conditioner electric control system with variable time proportion and a control method, comprising the following steps: the MCU module, a dial switch, a signal transmitting terminal, a signal receiving module and an output device which are electrically connected with each other; the MCU module carries out matched time length stepping increasing or decreasing according to the current working mode and the current time proportionality coefficient, and then the time shortening or increasing of the working time of the output equipment is controlled, an operator can obtain the adjusting and testing result of the air-conditioning electric control system more quickly and intuitively, and the problems of fixed adjusting direction of the time proportionality coefficient and single time proportion in the adjusting and testing process of the air-conditioning electric control system are solved.
Description
Technical Field
The invention relates to the technical field of air conditioner electric control, in particular to an air conditioner electric control system with variable time proportion and a control method.
Background
In order to realize various working modes and specific functions, an electric control system of an air conditioner product needs to accurately control the on-off time of output equipment such as a compressor, a fan, an electronic expansion valve and the like. During the research, development and debugging stage of the product, and during the functional test stage of the product, the research and development personnel need to determine whether the process control of the whole test is in accordance with the expectation. If the whole process needs to wait for M minutes every time, much time is consumed; when the second-level time delay such as S1 and S2 is measured, the time for observing the devices is too short to be clearly measured, so that the proportionality coefficient adjustment of an internal timing unit of an electric control system of the air conditioner is needed.
In order to solve the problem of proportional coefficient adjustment, a hardware switch is usually arranged on an electric control board at present, and when an electric control system normally operates, the switch is in a closed state, so that the electric control system works at normal time; when the electric control system is measured, the switch is in an open state, and the system adjusts the time step according to a specific proportion, so that the system finishes the start-stop control of the equipment in a new time unit in a measuring stage. However, the time scale can be adjusted in one direction, either time increase or time decrease, and only a single time scale exists, so that the time scale cannot be flexibly adjusted between time increase and time decrease, and the time scale coefficient cannot be flexibly adjusted according to specific debugging requirements.
Therefore, the air conditioner electric control system in the prior art has the problems of fixed time scale coefficient adjusting direction and single time scale, and can not meet the debugging requirement of the air conditioner electric control system.
Disclosure of Invention
Aiming at the problems of fixed time scale coefficient adjusting direction and single time scale in the prior art, the embodiment of the invention provides an air conditioner electric control system with variable time scale and a control method thereof.
In a first aspect, the present invention provides, in one embodiment, a variable time-scale air conditioning control system, comprising:
the device comprises an MCU module, a dial switch, a signal transmitting terminal, a signal receiving module and output equipment;
the dial switch is used for controlling the air conditioner electric control system to enter a corresponding working mode;
the signal receiving module is connected with the signal sending terminal and used for receiving a control instruction which is sent by the signal sending terminal and comprises a current time scale coefficient;
the MCU module is respectively connected with the dial switch and the signal receiving module, is used for acquiring the current working mode of the air-conditioning electric control system according to the current position combination of the dial switch, is also used for decoding a control instruction and adjusting the current time scale coefficient, and is also used for carrying out matched time length stepping increasing or decreasing according to the current working mode and the current time scale coefficient;
and the output equipment is connected with the MCU module and is used for controlling the working time according to the matched time length step-by-step incremental increase or decrement.
In one embodiment, the air conditioner electric control system further comprises a digital display module, wherein the digital display module is connected with the MCU module and used for displaying the current working mode and the current time scale factor.
In one embodiment, the signal transmission terminal includes a line controller and a remote controller,
the remote controller is connected with the MCU module through the signal receiving module and is used for sending a control instruction to the MCU module and displaying return information; and the wire controller is connected with the MCU module through a serial interface and is used for sending a control instruction to the MCU module and displaying return information.
In one embodiment, the air-conditioning electric control system further comprises an upper computer, wherein the upper computer is connected with the MCU module through a serial interface and is used for checking monitoring parameters of the air-conditioning electric control system, and the monitoring parameters comprise temperature, fan rotating speed or/and press frequency.
In one embodiment, the output device includes an inner fan, an outer fan, a compressor, or/and an electronic expansion valve.
In one embodiment, the air-conditioning electric control system further comprises an indicator light connected with the MCU module, and the indicator light is used for displaying the working state or communication state of the air-conditioning electric control system.
In a second aspect, in an embodiment, a method for controlling an electric control system of an air conditioner based on a variable time ratio as described in any one of the above embodiments is provided, and the method mainly includes:
s1: adjusting the position combination of the dial switches to obtain the current working mode;
s2: controlling the air conditioner electric control system by using the signal sending terminal, and enabling the air conditioner electric control system to enter a parameter setting mode by long pressing a first button of the signal sending terminal for N seconds;
s3: adjusting the current setting parameter on the display screen of the signal sending terminal to a code value corresponding to a time scale coefficient setting interface by clicking an add key and a subtract key on the signal sending terminal for multiple times, and then sending a time scale coefficient setting instruction to an air-conditioning electric control system by pressing a second button of the signal sending terminal;
s4: the air conditioner electric control system receives and decodes the time scale factor setting instruction, enters a 'time scale factor setting' state, and distinguishes and displays the current working mode on the digital display module according to the position combination of the current dial switch;
s5: the signal sending terminal is used for controlling the electric control system, switching is carried out among a plurality of proportionality coefficients by clicking an adding key and a subtracting key on the signal sending terminal for a plurality of times, and then a second button of the signal sending terminal is singly pressed, so that the air-conditioning electric control system receives and locks the proportionality coefficients;
s6: enabling the air conditioner electric control system to exit the parameter setting mode by long pressing a first button on the signal sending terminal for N seconds;
s7: the air conditioner electric control system carries out progressive or degressive time step length according to the current working mode and the newly set time scale coefficient, so as to achieve the control effect of time increase or time reduction;
s8: and adjusting and testing the air conditioning function.
In one embodiment, in step S7, each time the air conditioner electronic control system correctly receives and decodes the add/subtract key command, the air conditioner electronic control system correspondingly displays a scaling value corresponding to the current scaling factor through the digital display module, so that the operator can select the scaling value.
In one embodiment, said step S8 is followed by:
s9: and restoring the dial switch to a normal working mode position to ensure that the time step length for restoring the air-conditioning electric control system to be normal is increased.
In a third aspect, in one embodiment, an air conditioner is provided, which includes the variable time ratio air conditioner electric control system described in any one of the above embodiments.
Compared with the prior art, the invention has the following beneficial effects:
the MCU module carries out matched time length stepping increasing or decreasing according to the current working mode and the current time proportionality coefficient, and then the time shortening or increasing of the working time of the output equipment is controlled, an operator can obtain the adjusting and testing result of the air-conditioning electric control system more quickly and intuitively, and the problems of fixed adjusting direction of the time proportionality coefficient and single time proportion in the adjusting and testing process of the air-conditioning electric control system are solved.
Drawings
Fig. 1 is a schematic structural diagram of an electric control system of an air conditioner in an embodiment of the invention;
fig. 2 is a schematic flow chart illustrating a control method of an electric control system of an air conditioner according to another embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
In a first aspect, the present invention provides, in one embodiment, a variable time-scale air conditioning control system, comprising:
the device comprises an MCU module, a dial switch, a signal transmitting terminal, a signal receiving module and output equipment;
the dial switch is used for controlling the air conditioner electric control system to enter a corresponding working mode, wherein the dial switch is a two-bit dial switch, and 11, 01 and 00 correspond to a time increasing mode, a time reducing mode and a normal working mode respectively;
the signal receiving module is connected with the signal sending terminal and used for receiving a control instruction which is sent by the signal sending terminal and comprises a current time scale coefficient;
the MCU module is respectively connected with the dial switch and the signal receiving module, is used for acquiring the current working mode of the air-conditioning electric control system according to the current position combination of the dial switch, is also used for decoding a control instruction and adjusting the current time scale coefficient, and is also used for carrying out matched time length stepping increasing or decreasing according to the current working mode and the current time scale coefficient;
and the output equipment is connected with the MCU module and is used for controlling the working time according to the matched time length step-by-step incremental increase or decrement.
In the embodiment, the MCU module performs matched time length stepping increasing or decreasing according to the current working mode and the current time proportionality coefficient to control the working time of the output equipment, so that the problems of fixed time proportionality coefficient adjusting direction and single time proportion of the air conditioner electric control system are solved.
In one embodiment, the air conditioner electric control system further comprises a digital display module, wherein the digital display module is connected with the MCU module and is used for displaying the current working mode, the temperature, the current time scale coefficient and the like.
The air-conditioning electric control system is internally provided with 6 different time-lapse proportionality coefficients and 4 different time-lapse proportionality coefficients, and the digital display module correspondingly displays the following parameters:
when contracted 2-fold, "St 2" is displayed;
when contracted 4 times, display "St 4";
when contracted 6 times, "St 6" is displayed;
when contracted 10 times, it is denoted as "Sta";
when contracted 20-fold, showing "Stb";
when contracted 30-fold, showing "Stc";
when increased by 2-fold, "Lt 2" is shown;
when increased by 3 times, "Lt 3" is shown;
when increased 4-fold, "Lt 4" is shown;
when increased 10-fold, "Lta" is shown;
in the above embodiment, the digital display module displays the information of the current operating mode, the temperature, the current time scale factor, and the like. The air conditioner control system has the advantages that an operator can well control the working state of the current air conditioner, and the operator can conveniently perform subsequent operation.
In one embodiment, the signal transmitting terminal comprises a wire controller and a remote controller, wherein the remote controller is connected with the MCU module through a signal receiving module and is used for transmitting a control instruction to the MCU module and displaying return information; and the wire controller is connected with the MCU module through a serial interface and is used for sending a control instruction to the MCU module and displaying return information.
In the above embodiment, the signal sending terminal can also display the return information, so that the operator can accurately control the electronic control system.
In one embodiment, the air-conditioning electric control system further comprises an upper computer, wherein the upper computer is connected with the MCU module through a serial interface and is used for checking monitoring parameters of the air-conditioning electric control system, and the monitoring parameters comprise temperature, fan rotating speed or/and press frequency.
In one embodiment, the output device includes an inner fan, an outer fan, a compressor, or/and an electronic expansion valve.
In one embodiment, the air-conditioning electric control system further comprises an indicator light connected with the MCU module, and the indicator light is used for displaying the working state or communication state of the air-conditioning electric control system.
In a second aspect, in an embodiment, a method for controlling an electric control system of an air conditioner based on a variable time ratio as described in any one of the above embodiments is provided, and the method mainly includes:
s1: adjusting the position combination of the dial switches to obtain the current working mode;
s2: controlling the air conditioner electric control system by using the signal sending terminal, and enabling the air conditioner electric control system to enter a parameter setting mode by long pressing a first button of the signal sending terminal for N seconds;
s3: adjusting the current setting parameter on the display screen of the signal sending terminal to a code value corresponding to a time scale coefficient setting interface by clicking an add key and a subtract key on the signal sending terminal for multiple times, and then sending a time scale coefficient setting instruction to an air-conditioning electric control system by pressing a second button of the signal sending terminal;
s4: the air conditioner electric control system receives and decodes the time scale factor setting instruction, enters a 'time scale factor setting' state, and distinguishes and displays the current working mode on the digital display module according to the position combination of the current dial switch;
s5: the signal sending terminal is used for controlling the electric control system, switching is carried out among a plurality of proportionality coefficients by clicking an adding key and a subtracting key on the signal sending terminal for a plurality of times, and then a second button of the signal sending terminal is singly pressed, so that the air-conditioning electric control system receives and locks the proportionality coefficients;
s6: enabling the air conditioner electric control system to exit the parameter setting mode by long pressing a first button on the signal sending terminal for N seconds;
s7: the air conditioner electric control system carries out progressive or degressive time step length according to the current working mode and the newly set time scale coefficient, so as to achieve the control effect of time increase or time reduction;
s8: and adjusting and testing the air conditioning function.
In one embodiment, in step S7, each time the air conditioner electronic control system correctly receives and decodes the add/subtract key command, the air conditioner electronic control system correspondingly displays a scaling value corresponding to the current scaling factor through the digital display module, so that the operator can select the scaling value.
In one embodiment, said step S8 is followed by:
s9: and restoring the dial switch to a normal working mode position to enable the time step length of the air conditioner electric control system to be restored to be normal to be increased.
In a preferred embodiment, the air conditioner electric control system is set with a control flow for the sleep mode: a sleep key of the remote controller is pressed singly to enable the system to enter a sleep mode; at the moment, the inner fan is lowered to two gears for operation; then, the system automatically raises the set temperature by 1 ℃ every 1 hour until the maximum temperature reaches 27 ℃;
in order to measure the control flow as soon as possible, the time reduction treatment of the air conditioner electric control system is required, and the method mainly comprises the following steps:
s1: adjusting the position combination of the dial switch to a position 01 to obtain that the current working mode is a time-shrinking mode;
s2: the remote controller is used for controlling the air-conditioning electric control system, the air-conditioning electric control system enters a parameter setting mode by long pressing an 'air freshening' key on the remote controller for 5 seconds, and a code value of a current set parameter is displayed on a display screen of the remote controller;
s3: the method comprises the steps that by pressing an adding key and a subtracting key on a remote controller for multiple times, the current setting parameter on a display screen of the remote controller is adjusted to a code value '77' corresponding to a 'time scale factor setting' interface, and then a time scale factor setting instruction is sent to an air conditioner electric control system by pressing an on-off key of the remote controller;
s4: the air conditioner electric control system receives and decodes the time scale factor setting instruction, enters a 'time scale factor setting' state, and displays a current working mode of 'Shot' on the digital display module according to the position combination 01 of the current dial switch;
s5: the remote controller is used for controlling the electric control system, the adding and subtracting keys on the remote controller are pressed for multiple times, switching is carried out among a plurality of proportionality coefficients, Stc is selected at the moment, 1 hour is shortened to 2 minutes, and then the on-off key of the signal sending terminal is pressed singly, so that the air-conditioning electric control system receives and locks the proportionality coefficients;
s6: the air-conditioning electric control system exits the parameter setting mode by pressing the 'air freshening key' key on the remote controller for 5 seconds;
s7: the air-conditioning electric control system performs time step size decreasing according to the current working mode time reduction and a newly set time scale coefficient Stc, the time reduction of 1 hour is 2 minutes, and the time reduction control effect is achieved;
s8: the air conditioning function is regulated and tested, and whether the change condition of the set temperature is consistent with the preset temperature or not can be quickly tested;
s9: and restoring the dial switch to the normal working mode position 00 to ensure that the time step length for restoring the air-conditioning electric control system to be normal is increased progressively.
In a preferred embodiment, the system has the following settings for the auxiliary electric heating automatic start-stop function in the thermal mode: when the fan is in operation, if the indoor temperature is lower than a set threshold T1, the inner disc temperature is lower than a threshold T2 and the outdoor ambient temperature is lower than a threshold T3 which are simultaneously met and last for more than 10 seconds, the auxiliary electric heater is electrified and started; once the indoor temperature exceeds a set threshold T4, the inner disc temperature exceeds a threshold T5 and the outdoor ring temperature exceeds a threshold T6, and any one of the three is satisfied and lasts for more than 10 seconds, the inner fan is operated for 20 seconds in a delayed mode according to low-speed wind, and then the inner fan is turned off.
In order to clearly measure the processes, the time increasing processing can be carried out on the air conditioner electric control system, and the main steps comprise:
s1: adjusting the position combination of the dial switch to 11 positions to obtain that the current working mode is a time-increasing mode;
s2: the remote controller is used for controlling the air-conditioning electric control system, the air-conditioning electric control system enters a parameter setting mode by long pressing an 'air freshening' key on the remote controller for 5 seconds, and a code value of a current set parameter is displayed on a display screen of the remote controller;
s3: the method comprises the steps that by clicking an adding key and a subtracting key on a remote controller for multiple times, a current setting parameter on a display screen of the remote controller is adjusted to a code value '77' corresponding to a 'time proportionality coefficient setting' interface, then a switch key of the remote controller is pressed by a single time, and a time proportionality coefficient setting instruction is sent to an air conditioner electric control system;
s4: the air conditioner electric control system receives and decodes the time scale factor setting instruction, enters a 'time scale factor setting' state, and displays a current working mode of 'Lot' on the digital display module according to the position combination 11 of the current dial switch;
s5: the remote controller is used for controlling the electric control system, the addition and subtraction keys on the remote controller are pressed for multiple times, switching is carried out among a plurality of proportionality coefficients, Ltc is selected at the moment, the increment time of 10s is 30s, and then the on-off key of the signal sending terminal is pressed singly, so that the air-conditioning electric control system receives and locks the proportionality coefficients;
s6: the air-conditioning electric control system exits the parameter setting mode by pressing the 'air freshening key' key on the remote controller for 5 seconds;
s7: the air conditioner electric control system performs incremental time step according to the current working mode time reduction and the newly set time scale coefficient Lot, the time of 10s is increased to 30s, and the time increase control effect is achieved;
s8: the regulation and the measurement of the air conditioning function can be carried out, the automatic starting and stopping of the electric heating in the heating mode can be measured, the indoor temperature, the outdoor environment temperature and the partial pressure value of the inner disc temperature sensor are adjusted to meet the threshold condition of starting and stopping the electric heating, and then whether the change conditions of the electric heater and the fan are consistent with the preset conditions or not can be rapidly measured through the upper computer;
s9: and restoring the dial switch to the normal working mode position 00 to ensure that the time step length for restoring the air-conditioning electric control system to be normal is increased progressively.
In a third aspect, in one embodiment, an air conditioner is provided, which includes the air conditioner electric control system described in any one of the above embodiments.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. An air conditioning electric control system with variable time ratio, characterized in that the air conditioning electric control system comprises:
the device comprises an MCU module, a dial switch, a signal transmitting terminal, a signal receiving module and output equipment;
the dial switch is used for controlling the air conditioner electric control system to enter a corresponding working mode;
the signal receiving module is connected with the signal sending terminal and is used for receiving a control instruction which is sent by the signal sending terminal and comprises a current time scale coefficient;
the MCU module is respectively connected with the dial switch and the signal receiving module, is used for acquiring the current working mode of the air-conditioning electric control system according to the current position combination of the dial switch, is also used for decoding the control instruction and adjusting the current time scale coefficient, and is also used for carrying out matched time length stepping increasing or decreasing according to the current working mode and the current time scale coefficient;
and the output equipment is connected with the MCU module and is used for controlling the working time according to the matched time length step-by-step incremental increase or decrement.
2. The electric control system for air conditioners with variable time scale according to claim 1, further comprising a digital display module connected to the MCU module for displaying the current operating mode and the current time scale factor.
3. The electric control system for air conditioners with variable time ratio of claim 1 wherein the signal transmission terminal includes a line controller and a remote controller,
the remote controller is connected with the MCU module through the signal receiving module and is used for sending a control instruction to the MCU module and displaying return information; and the wire controller is connected with the MCU module through a serial interface and is used for sending a control instruction to the MCU module and displaying return information.
4. The variable time ratio electric control system for the air conditioner as claimed in claim 1, further comprising an upper computer, wherein the upper computer is connected with the MCU module through a serial interface, and is configured to check monitoring parameters of the electric control system for the air conditioner, wherein the monitoring parameters include temperature, fan speed or/and press frequency.
5. An electric control system for a variable time ratio air conditioner according to claim 1, wherein said output devices include an inner fan, an outer fan, a compressor or/and an electronic expansion valve.
6. The variable time ratio air-conditioning electric control system according to claim 1, further comprising an indicator light connected to the MCU module, wherein the indicator light is used to display an operating state or a communication state of the air-conditioning electric control system.
7. A control method of an air conditioner electric control system based on the variable time proportion of any one of claims 1-6 is characterized by mainly comprising the following steps:
s1: adjusting the position combination of the dial switches to obtain the current working mode;
s2: controlling the air conditioner electric control system by using the signal sending terminal, and enabling the air conditioner electric control system to enter a parameter setting mode by long pressing a first button of the signal sending terminal for N seconds;
s3: adjusting the current setting parameter on the display screen of the signal sending terminal to a code value corresponding to a time scale coefficient setting interface by clicking an add key and a subtract key on the signal sending terminal for multiple times, and then sending a time scale coefficient setting instruction to an air-conditioning electric control system by pressing a second button of the signal sending terminal;
s4: the air-conditioning electric control system receives and decodes the time scale coefficient setting instruction, enters a 'time scale coefficient setting' state, and displays the current working mode on the digital display module in a distinguishing way according to the position combination of the current dial switch;
s5: the signal sending terminal is used for controlling the electric control system, switching is carried out among a plurality of proportionality coefficients by clicking an adding key and a subtracting key on the signal sending terminal for a plurality of times, and then a second button of the signal sending terminal is singly pressed, so that the air-conditioning electric control system receives and locks the proportionality coefficients;
s6: enabling the air conditioner electric control system to exit the parameter setting mode by long pressing a first button on the signal sending terminal for N seconds;
s7: the air conditioner electric control system carries out progressive or degressive time step length according to the current working mode and the newly set time scale coefficient, so as to achieve the control effect of time increase or time reduction;
s8: and (5) adjusting and testing the air conditioning function.
8. The method as claimed in claim 7, wherein in step S7, each time the air conditioning electric control system correctly receives and decodes the plus and minus key command, the air conditioning electric control system correspondingly displays a proportional value corresponding to the current proportional coefficient through the digital display module for the operator to select.
9. The variable time-rate air conditioning control method of claim 7, wherein after the step S8, the air conditioning control method further comprises:
s9: and restoring the dial switch to a normal working mode position to ensure that the time step length for restoring the air-conditioning electric control system to be normal is increased.
10. An air conditioner characterized by comprising a variable time-ratio air conditioner electric control system according to any one of claims 1 to 6.
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