CN112880166B - Automatic setting method and device for temperature controller and temperature controller - Google Patents
Automatic setting method and device for temperature controller and temperature controller Download PDFInfo
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- CN112880166B CN112880166B CN202110192842.1A CN202110192842A CN112880166B CN 112880166 B CN112880166 B CN 112880166B CN 202110192842 A CN202110192842 A CN 202110192842A CN 112880166 B CN112880166 B CN 112880166B
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- 238000005057 refrigeration Methods 0.000 claims abstract description 44
- 230000008569 process Effects 0.000 claims abstract description 25
- 230000000694 effects Effects 0.000 claims description 43
- 230000007613 environmental effect Effects 0.000 claims description 21
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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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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Abstract
The invention discloses an automatic setting method and device for a temperature controller and the temperature controller. The temperature controller comprises a universal four-way valve pin, the universal four-way valve pin is used for connecting a refrigeration four-way valve pin of an air conditioner or a heating four-way valve pin of the air conditioner, and the method comprises the following steps: after the temperature controller is connected with the air conditioner and powered on, detecting the ambient temperature; controlling the air conditioner to refrigerate or heat according to the ambient temperature and the preset temperature; and automatically determining the type of the four-way valve of the air conditioner according to the environment temperature change condition in the running process of the air conditioner. The invention realizes the function of automatically determining the type of the four-way valve of the air conditioner on the premise of not increasing any hardware cost, can automatically detect and match the type of the four-way valve of the connected air conditioner, realizes the automatic setting of the temperature controller, further realizes the control of the air conditioner according to the determined type of the four-way valve, simplifies the wiring and setting operation of engineering installers, reduces the engineering installation difficulty, is convenient to install and improves the installation efficiency.
Description
Technical Field
The invention relates to the technical field of air conditioner control, in particular to an automatic setting method and device for a temperature controller and the temperature controller.
Background
At present, some air conditioners in the market adopt a universal 24V interface, and a temperature controller of a third party can be selectively matched and connected with the air conditioner through the universal 24V interface to realize the control of the air conditioner. The 24V universal interface comprises: y (compressor), G (fan), W (electric auxiliary heating), O (refrigeration four-way valve), B (heating four-way valve), R (24V power supply positive line), C (24V power supply negative line) and the like. After the interface of the temperature controller is connected with the unit interface, the air conditioner can be controlled by the temperature controller, referring to fig. 1A and fig. 1B, schematic connection diagrams of a heating four-way valve unit and a cooling four-way valve unit are respectively shown, wherein L1 and L2 respectively represent a live wire and a zero wire.
However, there are two types of four-way valves on the market: o (cooling four-way valve) and B (heating four-way valve), there is only one of the actual air conditioners, i.e., the air conditioner uses the heating four-way valve or uses the cooling four-way valve. The 24V universal interface only outputs a high level and a low level, is one-way controlled, and controls the air conditioner by the temperature controller, wherein the air conditioner is a four-way valve of which type, and the temperature controller cannot be automatically acquired, which brings inconvenience to engineering installation. Engineering installation personnel need to know the actual four-way valve type of the air conditioner, and set the four-way valve type used by the air conditioner on the temperature controller, and the temperature controller can normally control the air conditioner. If connect wrong or set up the mistake, can lead to the unit to operate unusually, if: the temperature controller controls heating, and the air conditioner actually operates to refrigerate, or the temperature controller controls refrigerating, and the air conditioner actually operates to heat; and the reliability and the service life of the air conditioner are affected due to control confusion.
Aiming at the problem of inconvenient installation of a temperature controller adopting a 24V universal interface in the prior art, an effective solution is not provided at present.
Disclosure of Invention
The embodiment of the invention provides an automatic setting method and device for a temperature controller and the temperature controller, which at least solve the problem that the temperature controller adopting a 24V universal interface in the prior art is inconvenient to install.
In order to solve the above technical problems, an embodiment of the present invention provides an automatic setting method for a temperature controller, where the temperature controller includes a universal four-way valve pin, and the universal four-way valve pin is used to connect a cooling four-way valve pin of an air conditioner or a heating four-way valve pin of the air conditioner, and the method includes: after the temperature controller is connected with the air conditioner and powered on, detecting the ambient temperature; controlling the air conditioner to refrigerate or heat according to the environment temperature and a preset temperature; and automatically determining the type of the four-way valve of the air conditioner according to the environment temperature change condition in the running process of the air conditioner.
Optionally, according to the ambient temperature and the preset temperature, the air conditioner is controlled to perform cooling or heating, including: if the environment temperature is higher than the preset temperature, controlling the air conditioner to refrigerate; and if the ambient temperature is less than or equal to the preset temperature, controlling the air conditioner to heat.
Optionally, the method for automatically determining the type of the four-way valve of the air conditioner according to the ambient temperature change condition during the operation of the air conditioner includes: judging whether the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner or not according to the change condition of the environmental temperature in the operation process of the air conditioner; if the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner, determining that the type of a four-way valve of the air conditioner is the same as the type of a default four-way valve of the temperature controller; if the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner, determining that the type of the four-way valve of the air conditioner is opposite to the type of the default four-way valve of the temperature controller; and the default four-way valve type of the temperature controller is a refrigerating four-way valve or a heating four-way valve.
Optionally, according to the ambient temperature change condition during the operation of the air conditioner, it is determined whether the control of the air conditioner by the temperature controller is consistent with the actual operation effect of the air conditioner, including: under the condition that the temperature controller controls the air conditioner to refrigerate, acquiring the current ambient temperature after the preset time of refrigeration; if the current ambient temperature is reduced compared with the ambient temperature before the preset time and the temperature reduction range is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner; if the current ambient temperature rises compared with the ambient temperature before the preset time and the temperature rise amplitude is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner; if the change amplitude of the current environment temperature compared with the environment temperature before the preset time is smaller than the preset threshold, the current environment temperature is obtained again after the preset time interval for judgment, and if the judgment times reach the preset times and the temperature change amplitude is still smaller than the preset threshold, the air conditioner is controlled to heat.
Optionally, according to the ambient temperature change condition during the operation of the air conditioner, it is determined whether the control of the air conditioner by the temperature controller is consistent with the actual operation effect of the air conditioner, including: under the condition that the temperature controller controls the air conditioner to heat, acquiring the current ambient temperature after the preset heating time; if the current ambient temperature rises compared with the ambient temperature before the preset time and the temperature rise amplitude is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner; if the current ambient temperature is reduced compared with the ambient temperature before the preset time and the temperature reduction range is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner; if the change amplitude of the current environment temperature compared with the environment temperature before the preset time is smaller than the preset threshold, the current environment temperature is obtained again after the preset time interval for judgment, and if the judgment times reach the preset times and the temperature change amplitude is still smaller than the preset threshold, the air conditioner is controlled to refrigerate.
Optionally, after automatically determining the type of the four-way valve of the air conditioner according to the ambient temperature change condition during the operation of the air conditioner, the method further includes: and controlling the air conditioner to heat, and if the rising amplitude of the environmental temperature does not reach a preset threshold value after preset time, determining that the air conditioner is a single-cold type.
Optionally, after automatically determining the type of the four-way valve of the air conditioner according to the ambient temperature change condition during the operation of the air conditioner, the method further includes: performing type setting according to the determined type of the four-way valve of the air conditioner, and quitting the function of automatically determining the type of the four-way valve; and controlling the air conditioner to work according to the received control instruction.
The embodiment of the invention also provides an automatic setting device of a temperature controller, wherein the temperature controller comprises a universal four-way valve pin, the universal four-way valve pin is used for connecting a refrigeration four-way valve pin of an air conditioner or a heating four-way valve pin of the air conditioner, and the device comprises: the detection module is used for detecting the ambient temperature after the temperature controller is connected with the air conditioner and powered on; the first control module is used for controlling the air conditioner to refrigerate or heat according to the environment temperature and a preset temperature; the first determination module is used for automatically determining the type of the four-way valve of the air conditioner according to the environment temperature change condition in the running process of the air conditioner.
An embodiment of the present invention further provides a temperature controller, including: the embodiment of the invention relates to an automatic setting device of a temperature controller.
The embodiment of the invention also provides a computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and when the computer program is executed by a processor, the automatic setting method of the temperature controller is realized.
By applying the technical scheme of the invention, the temperature controller comprises a universal four-way valve pin, after the temperature controller is connected with the air conditioner and powered on, the air conditioner is controlled to carry out refrigeration or heating according to the ambient temperature and the preset temperature, and the type of the four-way valve of the air conditioner is automatically determined according to the ambient temperature change condition in the running process of the air conditioner. From this under the prerequisite that does not increase any hardware cost, realized the function of automatic determination air conditioner cross valve type, the cross valve type of the air conditioner that can automated inspection match out to connect realizes the automatic setting of temperature controller, and then realizes the control to the air conditioner according to the cross valve type that determines, simplifies engineering installer's wiring and sets up the operation, reduces the air conditioner engineering installation degree of difficulty, simple to operate improves the installation effectiveness.
Drawings
FIG. 1A is a schematic diagram of the connection between a temperature controller and an air conditioner (a heating four-way valve unit) in the prior art;
FIG. 1B is a schematic diagram of the connection between a temperature controller and an air conditioner (a four-way valve unit for refrigeration) in the prior art;
FIG. 2 is a flow chart of an automatic setting method for a thermostat according to an embodiment of the present invention;
fig. 3A is a schematic diagram of a connection between a temperature controller and an air conditioner (a heating four-way valve unit) according to an embodiment of the present invention;
fig. 3B is a schematic diagram of a connection between a temperature controller and an air conditioner (a four-way refrigeration valve unit) according to an embodiment of the present invention;
fig. 4 is a specific flowchart of an automatic setting method of a temperature controller according to an embodiment of the present invention;
fig. 5 is a block diagram of an automatic setting device of a thermostat according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this invention and the accompanying drawings are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.
At present, the air conditioner supporting the universal 24V interface needs to select different wiring modes and different settings according to the type of a four-way valve of the air conditioner, and a third-party temperature controller manufacturer has too many different manufacturer setting modes, so that the requirements on engineering installation personnel are higher, and the installation is inconvenient.
In order to solve the above problems, an embodiment of the present invention provides an automatic setting method for a temperature controller, which is applied to a temperature controller, where the temperature controller includes a universal four-way valve pin (such as an O/B pin shown in fig. 3A and 3B) for connecting a cooling four-way valve pin of an air conditioner or a heating four-way valve pin of the air conditioner, that is, the temperature controller is connected to the four-way valve pin of the air conditioner through the universal four-way valve pin, if the air conditioner uses a cooling four-way valve, the universal four-way valve is connected to the cooling four-way valve pin of the air conditioner, and if the air conditioner uses a heating four-way valve, the universal four-way valve is connected to the heating four-way valve pin of the air conditioner. Compared with the figure 1A and the figure 1B, the temperature controller of the embodiment does not distinguish and set a refrigeration four-way valve pin and a heating four-way valve pin, but sets a universal four-way valve pin, and is matched with an automatic temperature controller setting method to realize automatic identification and detection of the type of the four-way valve of the air conditioner, so that the universality of the temperature controller is realized, the temperature controller can be compatible with the refrigeration four-way valve and the heating four-way valve, the wiring and setting operation of engineering installation personnel is simplified, and the installation is convenient.
Fig. 2 is a flowchart of an automatic setting method of a temperature controller according to an embodiment of the present invention, and as shown in fig. 2, the method includes the following steps:
s201, after the temperature controller is connected with the air conditioner and powered on, detecting the ambient temperature.
And S202, controlling the air conditioner to refrigerate or heat according to the ambient temperature and the preset temperature.
S203, automatically determining the type of the four-way valve of the air conditioner according to the environment temperature change condition in the running process of the air conditioner.
The four-way valve type of the air conditioner can be a cooling four-way valve or a heating four-way valve. The temperature controller can be provided with a default four-way valve type, namely the four-way valve of the air conditioner connected by default is a refrigerating four-way valve or a heating four-way valve, so that the temperature controller can control the air conditioner to work before the four-way valve type of the air conditioner connected by default is not determined, and the determination of the actual four-way valve type of the air conditioner can be assisted by the default four-way valve type.
As shown in fig. 3A and 3B, the air conditioner includes: the air conditioner comprises an outer machine 10 and an inner machine 20, wherein the inner machine and the outer machine of the air conditioner are connected with a temperature controller 30 through a 24V universal interface, and the air conditioner is controlled by the temperature controller. The 24V universal interface on the thermostat comprises: y (compressor), G (fan), W (electricity is assisted and is heated), O/B (general cross valve pin), R (24V power supply positive line) and C (24V power supply negative line). Considering that part of the air conditioners and the temperature controllers can support multiple systems, namely, multiple compressors, multiple four-way valves and multiple electric auxiliary heaters, the temperature controllers can be provided with multiple Y pins (such as Y1, Y2 and Y3 … …), multiple O/B pins (such as O/B1, O/B2 and O/B3 … …) and multiple W pins (W1, W2 and W3 … …) to meet different requirements.
According to the automatic setting method of the temperature controller, the temperature controller comprises a universal four-way valve pin, after the temperature controller is connected with the air conditioner and powered on, the air conditioner is controlled to carry out refrigeration or heating according to the ambient temperature and the preset temperature, and the type of the four-way valve of the air conditioner is automatically determined according to the ambient temperature change condition in the operation process of the air conditioner. From this under the prerequisite that does not increase any hardware cost, realized the function of automatic determination air conditioner cross valve type, the cross valve type of the air conditioner that can automated inspection match out to connect realizes the automatic setting of temperature controller, and then realizes the control to the air conditioner according to the cross valve type that determines, simplifies engineering installer's wiring and sets up the operation, reduces the air conditioner engineering installation degree of difficulty, simple to operate improves the installation effectiveness.
The function of automatically determining the type of the four-way valve can be automatically started after the temperature controller is connected with the air conditioner and powered on, and can also be started after receiving a starting instruction. Specifically, a start button can be arranged on the temperature controller, and after an engineering installer presses the start button, the function of automatically determining the type of the four-way valve is started, so that one-key detection of the type of the four-way valve is realized.
In one embodiment, controlling an air conditioner to cool or heat according to an ambient temperature and a preset temperature includes: if the ambient temperature is higher than the preset temperature, controlling the air conditioner to refrigerate; and if the ambient temperature is less than or equal to the preset temperature, controlling the air conditioner to heat.
Wherein the preset temperature may be a preset suitable temperature, for example 24 ℃. The ambient temperature is higher than the preset temperature, which indicates that the current ambient temperature is higher and needs to be refrigerated, so that the temperature controller controls the air conditioner to refrigerate; the ambient temperature is less than or equal to the preset temperature, which indicates that the current ambient temperature is low and needs to be heated, so that the temperature controller controls the air conditioner to heat.
In the embodiment, the middle temperature controller effectively controls the air conditioner to refrigerate or heat based on the current ambient temperature and the preset temperature, so that the type of the four-way valve of the air conditioner can be determined according to the actual operation effect of the air conditioner.
In one embodiment, the method for automatically determining the type of the four-way valve of the air conditioner according to the change situation of the environmental temperature during the operation of the air conditioner comprises the following steps: judging whether the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner or not according to the change condition of the environmental temperature in the operation process of the air conditioner; if the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner, determining that the type of the four-way valve of the air conditioner is the same as the default type of the four-way valve of the temperature controller; and if the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner, determining that the type of the four-way valve of the air conditioner is opposite to the default type of the four-way valve of the temperature controller.
Wherein, the default four-way valve type of the temperature controller is a refrigeration four-way valve or a heating four-way valve. The actual operation effect of the air conditioner can be reflected by the change condition of the environmental temperature in the operation process of the air conditioner.
According to the embodiment, whether the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner or not is judged, the four-way valve type of the air conditioner can be effectively determined to be consistent with or opposite to the default four-way valve type of the temperature controller, and the air conditioner four-way valve type can be quickly and effectively determined.
The temperature controller controls the air conditioner in two modes, i.e., cooling and heating, which are described below.
(1) Refrigeration control
According to the ambient temperature change condition in the air conditioner operation process, judge whether the temperature controller is unanimous with the actual operation effect of air conditioner to the control of air conditioner, include: under the condition that the temperature controller controls the air conditioner to refrigerate, acquiring the current ambient temperature after the preset time of refrigeration; if the current ambient temperature is reduced compared with the ambient temperature before the preset time and the temperature reduction range is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner; if the current ambient temperature rises compared with the ambient temperature before the preset time and the temperature rise amplitude is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner; if the change amplitude of the current environment temperature compared with the environment temperature before the preset time is smaller than the preset threshold, the current environment temperature is obtained again after the preset time interval for judgment, and if the judgment frequency reaches the preset frequency but the temperature change amplitude is still smaller than the preset threshold, the air conditioner is controlled to heat.
(2) Heating control
According to the ambient temperature change condition in the air conditioner operation process, judge whether the temperature controller is unanimous with the actual operation effect of air conditioner to the control of air conditioner, include: under the condition that the temperature controller controls the air conditioner to heat, acquiring the current ambient temperature after the preset heating time; if the current ambient temperature rises compared with the ambient temperature before the preset time and the temperature rise amplitude is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner; if the current ambient temperature is reduced compared with the ambient temperature before the preset time and the temperature reduction range is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner; if the change amplitude of the current environment temperature compared with the environment temperature before the preset time is smaller than the preset threshold, the current environment temperature is obtained again after the preset time interval for judgment, and if the judgment times reach the preset times and the temperature change amplitude is still smaller than the preset threshold, the air conditioner is controlled to refrigerate.
The preset time can be the time length of the air conditioner with obvious temperature change after starting operation, and the preset threshold value can be preset according to a test. In the running process of the air conditioner, the ambient temperature is reduced, and the temperature reduction amplitude is greater than or equal to a preset threshold value, which indicates that the air conditioner runs for refrigeration; when the ambient temperature rises and the temperature rise amplitude is larger than or equal to a preset threshold value, the air conditioner operates to heat; if the change amplitude of the environmental temperature is smaller than the preset threshold value, the current environmental working condition is relatively severe, and the operation needs to be carried out for a longer time. If the continuous circulation is carried out for multiple times, the change of the environmental temperature is not large, the air conditioner is probably a refrigerating four-way valve, the air conditioner actually heats, but the heating temperature rise is not obvious because the environmental temperature is too high, and the air conditioner needs to be converted into a heating mode to run for detection again; if the continuous circulation is performed for multiple times for heating, the change of the ambient temperature is not large, the air conditioner is probably a heating four-way valve, the air conditioner actually performs refrigeration, but the refrigeration and temperature reduction are not obvious because the ambient temperature is too low, and the air conditioner needs to be converted into a refrigeration mode for operation and detection again.
Through the embodiment, according to the change condition of the ambient temperature in the operation process of the air conditioner, the actual operation effect of the air conditioner can be obtained, the actual operation effect of the air conditioner is compared with the control of the temperature controller on the air conditioner, and therefore the type of the four-way valve of the air conditioner can be accurately and effectively determined according to the comparison result.
In one embodiment, after automatically determining the type of the four-way valve of the air conditioner according to the change of the environmental temperature during the operation of the air conditioner, the method further comprises the following steps: and controlling the air conditioner to heat, and if the rising amplitude of the environmental temperature does not reach a preset threshold value after the preset time, determining that the air conditioner is a single-cold type. The air conditioner is generally a cooling and heating machine type or a single cooling machine type, in the embodiment, after the type of a four-way valve of the air conditioner is determined, the temperature controller is utilized to normally control the air conditioner to perform heating operation, if the rising amplitude of the ambient temperature after the preset time does not reach the preset threshold value, the air conditioner cannot perform heating, and therefore the air conditioner can be determined to be the single cooling machine type, and automatic detection of the air conditioner type is achieved.
In one embodiment, after automatically determining the type of the four-way valve of the air conditioner according to the change of the environmental temperature during the operation of the air conditioner, the method further comprises the following steps: performing type setting according to the determined type of the four-way valve of the air conditioner, and quitting the function of automatically determining the type of the four-way valve; and controlling the air conditioner to work according to the received control instruction. The control command may be input by a user through a thermostat or a remote terminal, for example, the user sets an air conditioner operation mode, a target temperature, and the like. After the type of the four-way valve of the air conditioner is determined, the four-way valve type automatic determination method automatically completes setting and quits the function of automatically determining the type of the four-way valve, so that a user can normally control the air conditioner to work by using the temperature controller.
The ambient temperature in this embodiment may be detected using a temperature sensor. If the temperature controller is provided with a lead wire type temperature sensor or a wireless temperature sensor, the temperature sensor can be placed at the air outlet of an indoor unit of the air conditioner, the temperature change of refrigeration and heating of the air conditioner can be detected more quickly, and therefore the type of the four-way valve of the air conditioner can be identified and determined more quickly.
The above-mentioned automatic thermostat setting method is described with reference to a specific embodiment, however, it should be noted that the specific embodiment is only for better describing the present application and is not to be construed as a limitation to the present application. The same or corresponding terms as those of the above-described embodiments are explained, and the description of the present embodiment is omitted.
As shown in fig. 4, taking the default four-way valve type of the temperature controller as the refrigeration four-way valve as an example, the automatic setting process of the temperature controller includes the following steps:
s401, after the temperature controller is connected with the air conditioner, the temperature controller can be selected to enter a state of automatically detecting the type of the four-way valve after being electrified, namely, the function of automatically detecting the type of the four-way valve is started, and one-key detection is started.
S402, the default four-way valve type of the temperature controller is a refrigeration four-way valve.
S403, the current ambient temperature T1 is detected.
S404, judging whether the environment temperature T1 is higher than the proper temperature (such as 24 ℃), if so, entering S405, and if not, entering S412.
S405, the temperature controller controls the air conditioner to perform forced refrigeration.
S406, a certain time S is waited.
S407, detecting a current ambient temperature T2.
S408, judging whether T1-T2 is more than or equal to delta, if so, entering S409, and if not, entering S410.
And S409, successfully controlling the refrigeration, and determining the refrigeration four-way valve. Specifically, the ambient temperature is decreased by δ, which indicates that the air conditioner is running for refrigeration, and the four-way valve type of the air conditioner is consistent with the default four-way valve type of the temperature controller, and is a refrigeration four-way valve.
S410, judging whether T2-T1 is larger than or equal to delta, if yes, entering S411, and if not, returning to S406 to wait for S time and continuing to judge. If the temperature change does not reach delta after the cycle waits for N times, the forced heating is changed. The temperature change is not delta enough, which indicates that the current environment working condition is worse and needs to be operated for a longer time, if the continuous circulation is performed for multiple times of refrigeration, the environment temperature change is not large, the air conditioner is probably a refrigeration four-way valve, the air conditioner actually heats, but the heating temperature rise is not obvious because the environment temperature is too high, and the heating mode operation needs to be converted for detecting again.
S411, the temperature rises, the air conditioner actually heats, the control mode of the temperature controller is opposite to the actual operation effect, and the air conditioner is determined to be a heating four-way valve.
And S412, the temperature controller controls the air conditioner to forcibly heat.
S413, wait for a certain time S.
S414, the current ambient temperature T3 is detected.
S415, whether T3-T1 is more than or equal to delta is judged, if yes, the process goes to S416, and if not, the process goes to S417.
And S416, successfully controlling heating, and determining the heating as a refrigerating four-way valve. Specifically, the ambient temperature rises by δ, which indicates that the air conditioner is running for heating, and the four-way valve type of the air conditioner is consistent with the default four-way valve type of the temperature controller, and is a refrigeration four-way valve.
S417, judging whether T1-T3 is more than or equal to delta, if yes, entering S418, if no, returning to S413 to wait for S time and continuing the judgment. If the temperature change does not reach delta after the circulation waits for N times, the circulation changes to forced cooling. The temperature change is not delta enough, which shows that the current environment working condition is severe and needs to be operated for a longer time, if the continuous circulation is performed for multiple times of refrigeration, the environment temperature change is not large, the air conditioner is probably a heating four-way valve, the air conditioner actually performs refrigeration, but the refrigeration and temperature reduction are not obvious because the environment temperature is too low, and the operation needs to be switched to a refrigeration mode for secondary detection.
And S418, the temperature is reduced, the air conditioner actually refrigerates, and the control mode of the temperature controller is opposite to the actual operation effect and is determined to be a heating four-way valve.
Similar to the flow shown in fig. 4, if the default four-way valve type of the temperature controller is the heating four-way valve, the temperature controller is connected with the air conditioner completely, and after power is turned on, the function of automatically detecting the type of the four-way valve is started. Detecting the current ambient temperature T1, if T1 is higher than the proper temperature (such as 24 ℃), the temperature controller controls the air conditioner to perform forced refrigeration, after waiting for a certain time S, the change condition of the ambient temperature is detected, if the ambient temperature is reduced by delta, the air conditioner operates the refrigeration, the type of the four-way valve of the air conditioner is consistent with the default type of the four-way valve of the temperature controller, and the four-way valve is used for heating; if the environmental temperature rises by delta, the air conditioner is indicated to run for heating, and the type of the four-way valve of the air conditioner is opposite to the default type of the four-way valve of the temperature controller, and the four-way valve is a refrigeration four-way valve; if the temperature change is not delta enough, the current environment working condition is relatively bad, the air conditioner needs to operate for a longer time, if the air conditioner is continuously circulated for multiple times, the environment temperature change is not large, the air conditioner is probably a refrigeration four-way valve, the air conditioner actually heats, but the heating temperature rise is not obvious because the environment temperature is too high, and the air conditioner needs to be switched to a heating mode to operate for detection again. If T1 is less than or equal to the proper temperature (such as 24 ℃), the temperature controller controls the air conditioner to forcibly heat, after waiting for a certain time S, the change situation of the environmental temperature is detected, if the environmental temperature is reduced by delta, the air conditioner operates for cooling, the type of the four-way valve of the air conditioner is opposite to the default type of the four-way valve of the temperature controller, and the four-way valve is a cooling four-way valve; if the environmental temperature rises by delta, the air conditioner is indicated to run for heating, and the type of the four-way valve of the air conditioner is consistent with the default type of the four-way valve of the temperature controller and is the heating four-way valve; if the temperature change is not delta enough, the current environment working condition is severe, and the air conditioner needs to operate for a longer time, if the continuous circulation is performed for multiple times, the environment temperature change is not large, the air conditioner is probably a heating four-way valve, the air conditioner actually performs refrigeration, but the refrigeration and temperature reduction are not obvious because the environment temperature is too low, and the air conditioner needs to be switched to a refrigeration mode to operate for detection again.
From the above, if the control mode of the temperature controller (i.e. controlling the air conditioner to perform cooling or heating) is the same as the actual operation effect of the air conditioner, the type of the four-way valve of the air conditioner is the same as the default type of the four-way valve of the temperature controller. If the control mode of the temperature controller is inconsistent with the actual operation effect of the air conditioner, the type of the four-way valve of the air conditioner is opposite to the type of the four-way valve of the temperature controller default.
After the type of the four-way valve of the air conditioner is confirmed and the type setting is automatically carried out, the function of automatic detection is quitted, and then the air conditioner can be controlled to work according to the user setting mode, the temperature and the like.
According to the specific embodiment, on the premise that the hardware cost is not increased, the type of the four-way valve of the air conditioner can be automatically detected and matched, automatic setting is realized, the engineering installation difficulty of the air conditioner is reduced, and the installation efficiency is improved.
Based on the same inventive concept, the embodiment of the invention also provides an automatic setting device of the temperature controller, which can be used for realizing the automatic setting method of the temperature controller in the embodiment. The apparatus may be implemented by software and/or hardware. The temperature controller comprises a universal four-way valve pin, and the universal four-way valve pin is used for connecting a refrigeration four-way valve pin of the air conditioner or a heating four-way valve pin of the air conditioner.
Fig. 5 is a block diagram of an automatic setting device of a thermostat according to an embodiment of the present invention, and as shown in fig. 5, the automatic setting device includes:
the detection module 51 is used for detecting the ambient temperature after the temperature controller is connected with the air conditioner and powered on;
the first control module 52 is configured to control the air conditioner to perform cooling or heating according to the ambient temperature and a preset temperature;
the first determining module 53 is configured to automatically determine the type of the four-way valve of the air conditioner according to the ambient temperature change condition of the air conditioner during the operation process.
Optionally, the first control module 52 is specifically configured to: if the environment temperature is higher than the preset temperature, controlling the air conditioner to refrigerate; and if the environment temperature is less than or equal to the preset temperature, controlling the air conditioner to heat.
Optionally, the first determining module 53 includes:
the judging unit is used for judging whether the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner according to the change condition of the environmental temperature in the operation process of the air conditioner;
the determining unit is used for determining that the type of a four-way valve of the air conditioner is the same as the type of a default four-way valve of the temperature controller if the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner; if the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner, determining that the type of the four-way valve of the air conditioner is opposite to the type of the default four-way valve of the temperature controller; the default four-way valve type of the temperature controller is a refrigerating four-way valve or a heating four-way valve.
Optionally, the determining unit includes:
the first obtaining subunit is used for obtaining the current ambient temperature after the preset time of refrigeration under the condition that the temperature controller controls the air conditioner to refrigerate;
the first determining subunit is used for determining that the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner if the current environment temperature is reduced compared with the environment temperature before the preset time and the temperature reduction range is greater than or equal to a preset threshold value;
the second determining subunit is used for determining that the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner if the current ambient temperature is increased compared with the ambient temperature before the preset time and the temperature increase amplitude is greater than or equal to a preset threshold value;
and the third determining subunit is used for acquiring the current environment temperature again for judgment after the preset time interval if the change amplitude of the current environment temperature compared with the environment temperature before the preset time is smaller than the preset threshold, and controlling the air conditioner to heat if the judgment frequency reaches the preset frequency but the temperature change amplitude is still smaller than the preset threshold.
Optionally, the determining unit includes:
the second acquiring subunit is used for acquiring the current environment temperature after the preset heating time under the condition that the temperature controller controls the air conditioner to heat;
a fourth determining subunit, configured to determine that control of the air conditioner by the temperature controller is consistent with an actual operation effect of the air conditioner if the current ambient temperature increases compared with the ambient temperature before the preset time and a temperature increase amplitude is greater than or equal to a preset threshold;
a fifth determining subunit, configured to determine that control of the air conditioner by the temperature controller is inconsistent with an actual operation effect of the air conditioner if the current ambient temperature is decreased compared with the ambient temperature before the preset time and a temperature decrease range is greater than or equal to a preset threshold;
and the sixth determining subunit is configured to, if the variation amplitude of the current ambient temperature compared with the ambient temperature before the preset time is smaller than the preset threshold, obtain the current ambient temperature again after the preset time interval for judgment, and if the judgment frequency reaches the preset frequency but the temperature variation amplitude is still smaller than the preset threshold, control the air conditioner to perform refrigeration.
Optionally, the apparatus may further include: and the second determination module is used for controlling the air conditioner to heat after automatically determining the type of the four-way valve of the air conditioner according to the change condition of the environmental temperature in the running process of the air conditioner, and determining that the air conditioner is a single-cold type if the rising amplitude of the environmental temperature does not reach a preset threshold value after preset time.
Optionally, the apparatus may further include:
the exit module is used for automatically determining the type of the four-way valve of the air conditioner according to the environment temperature change condition in the running process of the air conditioner, then carrying out type setting according to the determined type of the four-way valve of the air conditioner, and exiting the function of automatically determining the type of the four-way valve;
and the second control module is used for controlling the air conditioner to work according to the received control instruction.
The device can execute the method provided by the embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the method provided by the embodiment of the present invention.
An embodiment of the present invention further provides a temperature controller, including: the automatic setting device of the temperature controller in the above embodiment.
An embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the automatic setting method for a temperature controller according to the above embodiment.
An embodiment of the present invention further provides an electronic device, including: at least one processor; and a memory communicatively coupled to the at least one processor; wherein the memory stores instructions executable by the at least one processor, and the instructions are executed by the at least one processor to enable the at least one processor to implement the thermostat auto-setting method according to the above embodiment.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The automatic setting method of the temperature controller is characterized in that the temperature controller comprises a universal four-way valve pin, the universal four-way valve pin is used for being connected with a refrigerating four-way valve pin of an air conditioner or a heating four-way valve pin of the air conditioner, and the automatic setting method of the temperature controller comprises the following steps:
after the temperature controller is connected with the air conditioner and powered on, detecting the ambient temperature;
controlling the air conditioner to refrigerate or heat according to the environment temperature and a preset temperature;
and automatically determining the type of the four-way valve of the air conditioner according to the environment temperature change condition in the running process of the air conditioner.
2. The method of claim 1, wherein controlling the air conditioner to cool or heat according to the ambient temperature and a preset temperature comprises:
if the environment temperature is higher than the preset temperature, controlling the air conditioner to refrigerate;
and if the ambient temperature is less than or equal to the preset temperature, controlling the air conditioner to heat.
3. The method of claim 1, wherein automatically determining the type of the four-way valve of the air conditioner according to the ambient temperature variation during the operation of the air conditioner comprises:
judging whether the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner or not according to the change condition of the environmental temperature in the operation process of the air conditioner;
if the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner, determining that the type of a four-way valve of the air conditioner is the same as the type of a default four-way valve of the temperature controller;
if the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner, determining that the type of the four-way valve of the air conditioner is opposite to the type of the default four-way valve of the temperature controller;
and the default four-way valve type of the temperature controller is a refrigerating four-way valve or a heating four-way valve.
4. The method of claim 3, wherein determining whether the control of the thermostat on the air conditioner is consistent with the actual operation effect of the air conditioner according to the ambient temperature variation during the operation of the air conditioner comprises:
under the condition that the temperature controller controls the air conditioner to refrigerate, acquiring the current ambient temperature after the preset time of refrigeration;
if the current ambient temperature is reduced compared with the ambient temperature before the preset time and the temperature reduction range is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner;
if the current ambient temperature rises compared with the ambient temperature before the preset time and the temperature rise amplitude is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner;
if the change amplitude of the current environment temperature compared with the environment temperature before the preset time is smaller than the preset threshold, the current environment temperature is obtained again after the preset time interval for judgment, and if the judgment times reach the preset times and the temperature change amplitude is still smaller than the preset threshold, the air conditioner is controlled to heat.
5. The method of claim 3, wherein determining whether the control of the thermostat on the air conditioner is consistent with the actual operation effect of the air conditioner according to the ambient temperature variation during the operation of the air conditioner comprises:
under the condition that the temperature controller controls the air conditioner to heat, acquiring the current ambient temperature after the preset heating time;
if the current ambient temperature rises compared with the ambient temperature before the preset time and the temperature rise amplitude is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is consistent with the actual operation effect of the air conditioner;
if the current ambient temperature is reduced compared with the ambient temperature before the preset time and the temperature reduction range is greater than or equal to the preset threshold value, determining that the control of the temperature controller on the air conditioner is inconsistent with the actual operation effect of the air conditioner;
if the change amplitude of the current environment temperature compared with the environment temperature before the preset time is smaller than the preset threshold, the current environment temperature is obtained again after the preset time interval for judgment, and if the judgment times reach the preset times and the temperature change amplitude is still smaller than the preset threshold, the air conditioner is controlled to refrigerate.
6. The method for automatically setting a thermostat according to claim 1, further comprising, after automatically determining a four-way valve type of an air conditioner according to a change in ambient temperature during operation of the air conditioner:
and controlling the air conditioner to heat, and if the rising amplitude of the environmental temperature does not reach a preset threshold value after preset time, determining that the air conditioner is a single-cold type.
7. The method for automatically setting a thermostat according to claim 1, further comprising, after automatically determining a four-way valve type of an air conditioner according to a change in ambient temperature during operation of the air conditioner:
performing type setting according to the determined type of the four-way valve of the air conditioner, and quitting the function of automatically determining the type of the four-way valve;
and controlling the air conditioner to work according to the received control instruction.
8. The utility model provides a temperature controller automatic setting device, its characterized in that, the temperature controller includes general cross valve pin, general cross valve pin is used for connecting the refrigeration cross valve pin of air conditioner or the four way valve pin that heats of air conditioner, temperature controller automatic setting device includes:
the detection module is used for detecting the ambient temperature after the temperature controller is connected with the air conditioner and powered on;
the first control module is used for controlling the air conditioner to refrigerate or heat according to the environment temperature and a preset temperature;
the first determination module is used for automatically determining the type of the four-way valve of the air conditioner according to the environment temperature change condition in the running process of the air conditioner.
9. A temperature controller, comprising: the thermostat automatic setting device of claim 8.
10. A computer-readable storage medium, on which a computer program is stored, wherein the program, when executed by a processor, implements the thermostat auto-setting method according to any one of claims 1 to 7.
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