CN111637598A - Temperature measurement remote controller and method for automatically calibrating and accurately controlling temperature of air-conditioning room on site - Google Patents
Temperature measurement remote controller and method for automatically calibrating and accurately controlling temperature of air-conditioning room on site Download PDFInfo
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- CN111637598A CN111637598A CN202010558321.9A CN202010558321A CN111637598A CN 111637598 A CN111637598 A CN 111637598A CN 202010558321 A CN202010558321 A CN 202010558321A CN 111637598 A CN111637598 A CN 111637598A
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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
- F24F11/52—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
- F24F11/62—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
- F24F11/89—Arrangement or mounting of control or safety devices
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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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/005—Calibration
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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
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/20—Feedback from users
Abstract
The invention discloses a temperature measurement remote controller and a method for automatically calibrating and accurately controlling the temperature of an air-conditioning room on site, which relate to the technical field of air conditioners and have the technical scheme that: the remote controller comprises a remote controller body, an operation display screen, a plurality of temperature sensors, a microprocessor, a power supply device and a wireless signal receiver. The temperature measurement remote controller can sense the ambient temperature information of the frequently-moving area of indoor personnel in real time, instantaneously measure the body surface temperature information of a human body, and transmit the measured temperature information to the control processor in the air conditioner, so that the air conditioner can accurately regulate and control the indoor temperature; according to the on-site automatic calibration and accurate control method, the temperature data is measured by using the temperature measurement remote controller, the original indoor environment temperature measurement value of the air conditioner is automatically corrected on the room site, the air conditioner is intelligently controlled according to the corrected temperature measurement value and a human body thermal comfort formula, the start and stop of the air conditioner compressor or the rotation speed change of the compressor are regulated, and the indoor environment temperature is accurately controlled.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a temperature measurement remote controller and a method for automatically calibrating and accurately controlling the temperature of an air conditioning room on site.
Background
With the rapid development of economy in recent years, people are continuously pursuing improvement of quality of life. Nowadays, air conditioners have become indispensable electrical appliances for every household. Various manufacturers continuously innovate and improve air conditioning technology, the air conditioning function is increasingly powerful, and the air conditioner is more energy-saving, convenient and humanized when in use.
At present, most room air conditioners mainly control the start and stop of the air conditioner by comparing the indoor temperature with the temperature set by a user (a fixed frequency air conditioner is the start and stop of a compressor in the air conditioner controlled, and a variable frequency air conditioner is the start and stop and the rotation speed change of the compressor in the air conditioner controlled). The room air conditioner has special temperature sensor for measuring indoor temperature, and the temperature measuring probe is set in the protecting filter screen of the indoor heat exchanger to sense the return air temperature and to replace indoor temperature for participating in the control circulation of the air conditioner. In consideration of indoor space utilization, the room air conditioner is usually arranged at a corner far away from a human activity area, and the temperature measured by the temperature measuring probe cannot truly reflect the temperature distribution condition of the room, especially the temperature distribution condition of the human activity area space, and the measured temperature in the air-conditioned room cannot be automatically calibrated on site, so that the room air conditioner is inconvenient to accurately control the temperature in the room. Therefore, the invention aims to design a temperature measurement remote controller and a method for automatically calibrating and accurately controlling the temperature of an air-conditioning room on site so as to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide a temperature measurement remote controller and a method for automatically calibrating and accurately controlling the temperature of an air-conditioned room on site, wherein the temperature measurement remote controller can sense the environmental temperature information of a frequently-moving area of indoor personnel in real time, instantaneously measure the body surface temperature information of a human body, transmit the measured temperature information to a control processor in an air conditioner and facilitate the air conditioner to accurately regulate and control the indoor temperature; according to the method for the on-site automatic calibration and the accurate control of the temperature of the air-conditioning room, the temperature data is measured by using the temperature measurement remote controller, the original indoor environment temperature measurement value of the air conditioner is automatically corrected on the room site, the intelligent control of the air conditioner is carried out according to the corrected temperature measurement value and in combination with a human body thermal comfort formula, the start and stop of an air-conditioning compressor or the rotation speed change of the compressor are regulated, and the accurate control of the indoor environment temperature is realized.
The technical purpose of the invention is realized by the following technical scheme: the temperature measurement remote controller comprises a rectangular remote controller body, and an operation display screen is embedded in the top surface of the remote controller body; the remote controller comprises a remote controller body, a plurality of temperature sensors and a control module, wherein the plurality of temperature sensors are arranged on the outer wall of the remote controller body and are respectively positioned on the top surface of the remote controller body, the bottom surface of the remote controller body and two opposite side walls of the remote controller body; the remote controller body is internally provided with a microprocessor and a power supply device, and the operation display screen and the temperature sensor are connected with the microprocessor; the side wall of the remote controller body is provided with a wireless signal receiver, and the wireless signal receiver is connected with the microprocessor.
By adopting the technical scheme, the temperature measurement remote controller is used for measuring the temperature information of a human body in a room and the environment near the activity area of the human body in the room, when in use, the temperature measurement remote controller is placed on the top surface of the household decoration equipment, and the temperature measurement remote controller is convenient for measuring the environment temperature information of the frequently activity area of the human body in the room through the plurality of temperature sensors on the outer wall of the remote controller body; in addition, when a person holds the remote controller body in a room, the temperature information of the body surface of the human body can be measured through the plurality of temperature sensors on the outer wall of the remote controller body; the plurality of temperature sensors on the outer wall of the remote controller body transmit the measured indoor environment temperature information and the human body surface temperature information to the microprocessor for analysis and processing, and the microprocessor transmits the analyzed and processed indoor environment temperature information and the human body surface temperature information to the control processor in the room air conditioner through the wireless signal receiver, so that the control processor in the room air conditioner can control the room air conditioner to accurately regulate and control the indoor environment temperature according to the indoor environment temperature information and the human body surface temperature information; through the wireless signal receiver, the temperature measurement remote controller and the room air conditioner can conveniently transmit information in a wireless mode; the display screen is operated, so that the temperature value can be conveniently set, and the working state and the function of the room air conditioner can be conveniently adjusted; meanwhile, the operation is convenient to be carried out at night without a lamp by operating the display screen; this temperature measurement remote controller can the normal regional ambient temperature information of activity of indoor personnel in real time perception, the human body surface temperature information of instantaneous measurement to with the control treater in the temperature information transmission of measuring to the air conditioner, the air conditioner of being convenient for carries out accurate regulation and control to indoor temperature.
The invention is further configured to: the temperature sensor of remote controller body bottom surface is 2 ~ 3, and equidistant distribution.
Through adopting above-mentioned technical scheme, the temperature sensor of remote controller body bottom surface is 2 ~ 3, and equidistant distribution, is convenient for ensure that the adversary grips the human body surface temperature measurement's of the personnel of remote controller body precision.
The invention is further configured to: the remote controller body outer wall plates has the insulating layer, temperature sensor is located the insulating layer top surface.
Through adopting above-mentioned technical scheme, through the insulating layer, be convenient for prevent that the heat that gives off influences temperature sensor's temperature measurement with the electrical component during operation in the remote controller body.
The invention is further configured to: the power supply device is a rechargeable storage battery; the remote controller body lateral wall is equipped with the interface that charges who is connected with power supply unit.
By adopting the technical scheme, the power supply device is a rechargeable storage battery, can supply power to the temperature measurement remote controller for a long time, and is convenient to supply power; through the interface that charges, be convenient for carry out the operation of charging for power supply unit.
The invention is further configured to: the remote controller body is equipped with infrared signal generator with the relative lateral wall of interface that charges.
By adopting the technical scheme, the distance information between the remote controller body and the room air conditioner can be conveniently measured through the infrared signal generator.
The invention is further configured to: the temperature sensor is a high-precision sheet temperature sensor.
Through adopting above-mentioned technical scheme, temperature sensor is the slice temperature sensor of high accuracy, is convenient for to the measurement of the human body surface temperature of the personnel who hold the remote controller body.
The method for automatically calibrating and accurately controlling the temperature of the air-conditioning room on site based on the temperature measurement remote controller comprises the following steps:
s1, measuring the body surface temperature z and the ambient temperature y near the human activity area by adopting a temperature measurement remote controllerbAnd measuring the body surface temperature z and the environment temperature y of the human bodybThe temperature measurement remote controller transmits the temperature measurement data to a control processor in the room air conditioner through a wireless signal receiver of the temperature measurement remote controller and a signal processor in the room air conditioner to participate in start and stop control of the air conditioner;
s2, defining the temperature information measured by the sensor for sensing the indoor temperature on the room air conditioner as the return air temperature x of the room, and defining the room air conditioner demand temperature given by the instruction given by the temperature measuring remote controller as the set temperature ts；
S3, determining the steady state of the room internal temperature distribution measured by the temperature measuring remote controller, and recording the return air temperature x and the ambient temperature y when the room air conditioner is shut downbSensing relative position data between the temperature measurement remote controller and the room air conditioner by using an infrared signal generator of the temperature measurement remote controller, and recording and judging the relative position data; then, the return air temperature x is used for judgment, the unit sliding window length is set to be k, and x is set at the moment jj～xj+kSample variance σ (x)j～xj+k) And through historical data, a reasonable threshold Q is setσ(x)Judging the condition that the temperature distribution in the room tends to be stable;
s4, evaluating the influence probability of the temperature measuring remote controller by the surrounding heat source, comparing the return air temperature x with the environment temperature ybThe change trend of the air conditioner is evaluated, and the return air temperature x and the ambient temperature y are regulated by adopting an improved dynamic time regulation methodbThe two groups of data are analyzed, and the threshold value of the similarity distance of the two groups of data is set as QD(xj,ybj)And in D (x)j,ybj)＜QD(xj,ybj)When the temperature measurement remote controller is evaluated, the probability that the temperature measurement remote controller is influenced by a peripheral heat source is low;
s5, selecting one of the N steady-state conditions i according to the steady-state conditions of the room internal temperature distribution determined in the step S3, and screening out at least M of the return air temperature xjA sample XiAnd ambient temperature ybAt least MjA sample YBiFor constructing a data-driven auto-correction model, wherein Xi＝(xi，1，xi，2…，xi,j,…xi,Mj)1×Mj，YBi＝(yBi,1,yBi,2...yBi,j...，yBi，Mj)1×MjI.e. based on all of the N stabilities involved in building the auto-correction modelState condition, obtaining
Wherein the content of the first and second substances,
s6, according to the step S5, defining a correction function f, and mapping the return air temperature x to the corrected accurate indoor environment temperature xCAbove, i.e. xC＝f(x)Obtaining a minimum difference by said correction function f
Then, solving the obtained minimized difference value by adopting an optimization algorithm to complete the automatic correction process of the whole indoor measured temperature; wherein the content of the first and second substances,
s7, according to the step S6, correcting the accurate indoor environment temperature xCThe signal is sent to a signal receiver of the room air conditioner, and the signal receiver sends the accurate indoor environment temperature xCIs sent to a control processor in the room air conditioner, and the control processor is used for controlling the room air conditioner according to the accurate indoor environment temperature xCThe signal of (2) is combined with a human thermal comfort formula, and the start and stop of a compressor of the room air conditioner or the change of the rotating speed of the compressor are regulated and controlled, so that the accurate control of the indoor environment temperature is realized.
The invention is further configured to: the condition for determining that the room internal temperature distribution is stable in step S3 is σ (x)j～xj+k)＜Qσ。
The invention is further configured to: in the process of evaluating the probability of the temperature measuring remote controller being influenced by the surrounding heat sources in the step S4, the return air temperature x and the environment temperature y are usedbTo evaluate x and y from the angle of the time series data similarity measurebThe data distribution and the consistency of the time sequence change.
In conclusion, the invention has the following beneficial effects: the environment temperature information of the frequently moving area of indoor personnel can be conveniently measured through the plurality of temperature sensors on the outer wall of the remote controller body; in addition, when a person holds the remote controller body in a room, the temperature information of the body surface of the human body can be measured through the plurality of temperature sensors on the outer wall of the remote controller body; the plurality of temperature sensors on the outer wall of the remote controller body transmit the measured indoor environment temperature information and the human body surface temperature information to the microprocessor for analysis and processing, and the microprocessor transmits the analyzed and processed indoor environment temperature information and the human body surface temperature information to the control processor in the room air conditioner through the wireless signal receiver, so that the control processor in the room air conditioner can control the room air conditioner to accurately regulate and control the indoor environment temperature according to the indoor environment temperature information and the human body surface temperature information; through the wireless signal receiver, the temperature measurement remote controller and the room air conditioner can conveniently transmit information in a wireless mode; the display screen is operated, so that the temperature value can be conveniently set, and the working state and the function of the room air conditioner can be conveniently adjusted; meanwhile, the operation is convenient to be carried out at night without a lamp by operating the display screen; the temperature measurement remote controller can sense the ambient temperature information of the frequently-moving area of indoor personnel in real time, instantaneously measure the body surface temperature information of a human body, and transmit the measured temperature information to the control processor in the air conditioner, so that the air conditioner can accurately regulate and control the indoor temperature; according to the method for the on-site automatic calibration and the accurate control of the temperature of the air-conditioning room, the temperature data is measured by using the temperature measurement remote controller, the original indoor environment temperature measurement value of the air conditioner is automatically corrected on the room site, the intelligent control of the air conditioner is carried out according to the corrected temperature measurement value and in combination with a human body thermal comfort formula, the start and stop of an air-conditioning compressor or the rotation speed change of the compressor are regulated, and the accurate control of the indoor environment temperature is realized.
Drawings
FIG. 1 is a schematic perspective view of the structure in example 1 of the present invention;
fig. 2 is a schematic structural view of a bottom surface of a remote controller body in embodiment 1 of the present invention;
fig. 3 is a schematic view of a connection structure between an infrared signal generator and a side wall of a remote controller body in embodiment 1 of the present invention;
fig. 4 is a schematic view of an internal structure of a remote controller body in embodiment 1 of the present invention;
FIG. 5 is a partial sectional view of an outer wall of a remote controller body in embodiment 1 of the present invention;
FIG. 6 is a schematic diagram of temperature measurement performed by a temperature measurement remote controller in embodiment 1 of the present invention;
FIG. 7 is a flowchart in embodiment 2 of the present invention;
FIG. 8 is a schematic diagram illustrating the determination of whether the indoor temperature measurement of the temperature measuring remote controller is affected by the surrounding heat sources in embodiment 2 of the present invention;
FIG. 9 is a schematic view showing a process of correcting measured indoor temperature data in example 2 of the present invention;
fig. 10 is a schematic diagram of the automatic calibration and precise control principle of the air conditioning room temperature field in embodiment 2 of the present invention.
In the figure: 1. a remote controller body; 2. operating the display screen; 3. a temperature sensor; 4. a microprocessor; 5. a power supply device; 6. a wireless signal receiver; 7. a thermal insulation layer; 8. an infrared signal generator; 9. a charging interface; 10-indoor machine of room air conditioner; 11. an air conditioner remote control signal receiver and a control panel; 12. an air-conditioning indoor temperature sensor; 13. home decoration equipment; 14. areas of constant activity of personnel; 15. air supply outlet of indoor machine of air conditioner; 16. a heat generating object near the air conditioner remote controller.
Detailed Description
The present invention is described in further detail below with reference to figures 1-10.
Example 1: as shown in fig. 1 to 6, the temperature measurement remote controller comprises a rectangular remote controller body 1, and an operation display screen 2 is embedded on the top surface of the remote controller body 1. A plurality of temperature sensor 3 are installed to 1 outer wall of remote controller body, and a plurality of temperature sensor 3 are located the top surface of remote controller body 1, the bottom surface of remote controller body 1 and the two relative lateral walls of remote controller body 1 respectively. The remote controller body 1 is internally provided with a microprocessor 4 and a power supply device 5, and the operation display screen 2 and the temperature sensor 3 are connected with the microprocessor 4. The side wall of the remote controller body 1 is provided with a wireless signal receiver 6, and the wireless signal receiver 6 is connected with the microprocessor 4.
In this embodiment, this temperature measurement remote controller is used for measuring the temperature information of the indoor human body table and the indoor near environment of people's activity region in the room, during the use, places this temperature measurement remote controller in the decoration equipment top surface of house, through a plurality of temperature sensor 3 of 1 outer wall of remote controller body, is convenient for measure the indoor people and often moves regional ambient temperature information. In addition, when a person holds the remote controller body 1 in a room, the temperature information of the body surface of the human body can be measured by the plurality of temperature sensors 3 on the outer wall of the remote controller body 1. A plurality of temperature sensor 3 of 1 outer wall of remote controller body transmit measured indoor environment temperature information and human body surface temperature information to microprocessor 4 and carry out analysis and processing, microprocessor 4 passes through in the control treater of wireless signal receiver 6 transmission to room air conditioner with indoor environment temperature information and the human body surface temperature information after analysis and processing, the control treater in the room air conditioner of being convenient for carries out accurate regulation and control to indoor environment temperature according to this indoor environment temperature information and human body surface temperature information control room air conditioner. The wireless signal receiver 6 is convenient for the wireless information transmission between the temperature measuring remote controller and the room air conditioner. By operating the display screen 2, it is convenient to set the temperature value and adjust the working state and function of the room air conditioner. Meanwhile, the operation is convenient to be carried out at night without a lamp through the operation display screen 2. This temperature measurement remote controller can the normal regional ambient temperature information of activity of indoor personnel in real time perception, the human body surface temperature information of instantaneous measurement to with the control treater in the temperature information transmission of measuring to the air conditioner, the air conditioner of being convenient for carries out accurate regulation and control to indoor temperature.
As shown in fig. 6, the room air conditioner measures the return air temperature x ═ ta,rActual indoor ambient average temperature ys＝ta,rmIdeal human body required environment temperature yt＝ta,hdIndoor ambient temperature y measured by temperature measuring remote controllerb＝ta,rcThe air supply temperature of the room air conditioner is ta,sThe indoor set temperature set by the personnel through the remote controller is ta,setWhen the temperature measuring remote controller contacts with the person, the measured body surface temperature z is ts,psNear the temperature measuring remote controllerHeat source temperature ts,p。
The temperature sensors 3 on the bottom surface of the remote controller body 1 are 2-3 and distributed at equal intervals.
In this embodiment, the temperature sensors 3 on the bottom surface of the remote controller body 1 are 2-3, and are distributed at equal intervals, so that the accuracy of measuring the body surface temperature of the person holding the remote controller body 1 by the opponent is ensured.
The outer wall of the remote controller body 1 is plated with a heat insulation layer 7, and the temperature sensor 3 is located on the top surface of the heat insulation layer 7.
In this embodiment, the heat insulating layer 7 is used to prevent the heat emitted by the power consuming components in the remote controller body 1 from affecting the temperature measurement of the temperature sensor 3.
The power supply device 5 is a rechargeable battery. The charging interface 9 connected with the power supply device 5 is installed on the side wall of the remote controller body 1.
In this embodiment, the power supply device 5 is a rechargeable battery, which can supply power to the temperature measurement remote controller for a long time and is convenient to supply power. Through the charging interface 9, the operation of charging the power supply device 5 is facilitated.
The remote controller body 1 is installed with infrared signal generator 8 with the relative lateral wall of interface 9 that charges.
In the present embodiment, the distance information between the remote controller body 1 and the room air conditioner is conveniently measured by the infrared signal generator 8.
The temperature sensor 3 is a high-precision sheet-like temperature sensor.
In this embodiment, the temperature sensor 3 is a high-precision sheet-like temperature sensor, which facilitates measurement of the body surface temperature of the person holding the remote controller body 1.
Example 2: the method for on-site automatic calibration and accurate control of the temperature of the air-conditioned room based on the temperature measurement remote controller, as shown in fig. 7 to 10, comprises the following steps:
s1, measuring the body surface temperature z and the ambient temperature y near the human activity area by adopting a temperature measurement remote controllerbAnd measuring the body surface temperature z and the environment temperature y of the human bodybWireless signal receiver and room air conditioner through temperature measurement remote controllerAnd the signal processor in the air conditioner is transmitted to the control processor in the room air conditioner to participate in the start-stop control of the air conditioner.
S2, defining the temperature information measured by the sensor for sensing the indoor temperature on the room air conditioner as the return air temperature x of the room, and defining the room air conditioner demand temperature given by the instruction given by the temperature measuring remote controller as the set temperature ts。
S3, as shown in FIG. 8, the steady state situation of the room internal temperature distribution measured by the temperature measuring remote controller is judged, and when the room air conditioner is shut down, the return air temperature x and the ambient temperature y are recordedbThe relative position data is recorded and judged (the relative position data is compared with a threshold value similar to the judgment of the relative position data, the measured relative position data is compared with a set relative position data threshold value, the measured relative position data falls into the set threshold value, and then the measured relative position data is judged to be accurate, so that the condition that the measured relative position data is inaccurate due to the fact that a plurality of remote controllers of the same type exist in a room or the remote controllers with unreasonable positions are placed is avoided). Then, the return air temperature x is used for judgment, the unit sliding window length is set to be k, and x is set at the moment jj～xj+kSample variance σ (x)j～xj+k) And through historical data, a reasonable threshold Q is setσ(x)The case where the temperature distribution inside the room tends to be stable is judged.
S4, evaluating the influence probability of the temperature measuring remote controller by the surrounding heat source, comparing the return air temperature x with the environment temperature ybThe change trend of the air conditioner is evaluated, and the return air temperature x and the ambient temperature y are regulated by adopting an improved dynamic time regulation methodbThe two groups of data are analyzed, and the threshold value of the similarity distance of the two groups of data is set as QD(xj,ybj)And in D (x)j,ybj)＜QD(xj,ybj)In time, the probability of evaluating the influence of the temperature measuring remote controller by the peripheral heat source is small.
S5, selecting one of the N steady-state conditions according to the steady-state condition of the temperature distribution in the room determined in the step S3In a steady state situation i and screening out at least M of the return air temperature xjA sample XiAnd ambient temperature ybAt least MjA sample YBiFor constructing a data-driven auto-correction model, wherein Xi＝(xi，1，xi，2...，xi,j,...xi,Mj)1×Mj，YBi＝(yBi,1,yBi,2...yBi,j...，yBi，Mj)1×MjThat is, the model is obtained according to all N steady-state situations participating in the construction of the automatic correction model
Wherein the content of the first and second substances,
s6, according to the step S5, the indoor temperature measurement data is corrected, the correction process is as shown in figure 9, a correction function f is defined, and the return air temperature x is mapped to the corrected accurate indoor environment temperature xCAbove, i.e. xCF (x), the correction function f is used to obtain a minimum difference
And then, solving the obtained minimized difference value by adopting an optimization algorithm to complete the automatic correction process of the whole indoor measured temperature. Wherein the content of the first and second substances,
the optimization algorithm includes a genetic algorithm, an ant colony algorithm, a particle swarm algorithm, and the like, and the optimization algorithm in this embodiment adopts the genetic algorithm.
S7, according to the step S6, correcting the accurate indoor environment temperature xCThe signal is sent to a signal receiver of the room air conditioner, and the signal receiver sends the accurate indoor environment temperature xCIs sent to a control processor in the room air conditioner, and the control processor is used for controlling the room air conditioner according to the accurate indoor environment temperature xCThe room space is regulated and controlled by combining a human body thermal comfort formulaThe method is characterized in that the starting and stopping of a compressor of the air conditioner or the rotating speed change of the compressor (aiming at a fixed-frequency air conditioner, the starting and stopping of the compressor in the air conditioner are regulated and controlled, and aiming at a variable-frequency air conditioner, the starting, stopping and rotating speed change of the compressor in the air conditioner are controlled), so that the accurate control of the indoor environment temperature is realized.
The condition for determining that the room internal temperature distribution is stable in step S3 is σ (x)j～xj+k)＜Qσ。
In the process of evaluating the probability of the temperature measuring remote controller being influenced by the surrounding heat sources in the step S4, the return air temperature x and the environment temperature y are usedbTo evaluate x and y from the angle of the time series data similarity measurebThe data distribution and the consistency of the time sequence change.
The method for automatically calibrating and accurately controlling the temperature field of the air-conditioning room automatically corrects the original indoor environment temperature measurement value of the air conditioner on the room field based on the temperature data measured by the temperature measurement remote controller, and performs intelligent control on the air conditioner by combining a human body thermal comfort formula according to the corrected temperature measurement value, so that the start and stop of an air-conditioning compressor or the rotation speed change of the compressor are regulated and controlled, and the accurate control on the indoor environment temperature is realized.
The working principle is as follows: the temperature measurement remote controller is used for measuring the temperature information of the human body surface in a room and the environment near the activity area of indoor people, and during use, the temperature measurement remote controller is placed on the top surface of home decoration equipment and is convenient for measuring the environment temperature information of the frequent activity area of indoor people through the plurality of temperature sensors 3 on the outer wall of the remote controller body 1. In addition, when a person holds the remote controller body 1 in a room, the temperature information of the body surface of the human body can be measured by the plurality of temperature sensors 3 on the outer wall of the remote controller body 1. A plurality of temperature sensor 3 of 1 outer wall of remote controller body transmit measured indoor environment temperature information and human body surface temperature information to microprocessor 4 and carry out analysis and processing, microprocessor 4 passes through in the control treater of wireless signal receiver 6 transmission to room air conditioner with indoor environment temperature information and the human body surface temperature information after analysis and processing, the control treater in the room air conditioner of being convenient for carries out accurate regulation and control to indoor environment temperature according to this indoor environment temperature information and human body surface temperature information control room air conditioner. The wireless signal receiver 6 is convenient for the wireless information transmission between the temperature measuring remote controller and the room air conditioner. By operating the display screen 2, it is convenient to set the temperature value and adjust the working state and function of the room air conditioner. Meanwhile, the operation is convenient to be carried out at night without a lamp through the operation display screen 2. This temperature measurement remote controller can the normal regional ambient temperature information of activity of indoor personnel in real time perception, the human body surface temperature information of instantaneous measurement to with the control treater in the temperature information transmission of measuring to the air conditioner, the air conditioner of being convenient for carries out accurate regulation and control to indoor temperature.
According to the method for the on-site automatic calibration and the accurate control of the temperature of the air-conditioning room, the temperature data is measured by using the temperature measurement remote controller, the original indoor environment temperature measurement value of the air conditioner is automatically corrected on the room site, the intelligent control of the air conditioner is carried out according to the corrected temperature measurement value and in combination with a human body thermal comfort formula, the start and stop of an air-conditioning compressor or the rotation speed change of the compressor are regulated, and the accurate control of the indoor environment temperature is realized.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (9)
1. Temperature measurement remote controller, characterized by: the remote controller comprises a rectangular remote controller body (1), wherein an operation display screen (2) is embedded in the top surface of the remote controller body (1); the remote controller comprises a remote controller body (1), wherein a plurality of temperature sensors (3) are arranged on the outer wall of the remote controller body (1), and the temperature sensors (3) are respectively positioned on the top surface of the remote controller body (1), the bottom surface of the remote controller body (1) and two opposite side walls of the remote controller body (1); a microprocessor (4) and a power supply device (5) are arranged in the remote controller body (1), and the operation display screen (2) and the temperature sensor (3) are connected with the microprocessor (4); the remote controller is characterized in that a wireless signal receiver (6) is arranged on the side wall of the remote controller body (1), and the wireless signal receiver (6) is connected with the microprocessor (4).
2. The thermometric remote control according to claim 1, wherein: the temperature sensors (3) on the bottom surface of the remote controller body (1) are 2-3 and distributed at equal intervals.
3. The thermometric remote control according to claim 1, wherein: the remote controller is characterized in that a heat insulation layer (7) is plated on the outer wall of the remote controller body (1), and the temperature sensor (3) is located on the top surface of the heat insulation layer (7).
4. The thermometric remote control according to claim 1, wherein: the power supply device (5) is a rechargeable storage battery; the remote controller is characterized in that a charging interface (9) connected with a power supply device (5) is arranged on the side wall of the remote controller body (1).
5. The thermometric remote control according to claim 4, wherein: the side wall of the remote controller body (1) opposite to the charging interface (9) is provided with an infrared signal generator (8).
6. The thermometric remote control according to claim 1, wherein: the temperature sensor (3) is a high-precision sheet-shaped temperature sensor.
7. The method for automatically calibrating and accurately controlling the temperature of the air-conditioned room on site is based on the temperature measurement remote controller of any one of claims 1 to 6, and is characterized in that: the method comprises the following steps:
s1, measuring the body surface temperature z and the ambient temperature y near the human activity area by adopting a temperature measurement remote controllerbAnd measuring the body surface temperature z and the environment temperature y of the human bodybThe temperature measurement remote controller transmits the temperature measurement data to a control processor in the room air conditioner through a wireless signal receiver of the temperature measurement remote controller and a signal processor in the room air conditioner to participate in start and stop control of the air conditioner;
s2, defining the temperature information measured by the sensor for sensing the indoor temperature on the room air conditioner as the return air temperature x of the room, and defining the room air conditioner demand temperature given by the instruction given by the temperature measuring remote controller as the set temperature ts；
S3, determining the steady state of the room internal temperature distribution measured by the temperature measuring remote controller, and recording the return air temperature x and the ambient temperature y when the room air conditioner is shut downbSensing relative position data between the temperature measurement remote controller and the room air conditioner by using an infrared signal generator of the temperature measurement remote controller, and recording and judging the relative position data; then, the return air temperature x is used for judgment, the unit sliding window length is set to be k, and x is set at the moment jj～xj+kSample variance σ (x)j～xj+k) And through historical data, a reasonable threshold Q is setσ(x)Judging the condition that the temperature distribution in the room tends to be stable;
s4, evaluating the influence probability of the temperature measuring remote controller by the surrounding heat source, comparing the return air temperature x with the environment temperature ybThe change trend of the air conditioner is evaluated, and the return air temperature x and the ambient temperature y are regulated by adopting an improved dynamic time regulation methodbThe two groups of data are analyzed, and the threshold value of the similarity distance of the two groups of data is set as QD(xj,ybj)And in D (x)j,ybj)＜QD(xj,ybj)When the temperature measurement remote controller is evaluated, the probability that the temperature measurement remote controller is influenced by a peripheral heat source is low;
s5, selecting one of the N steady-state conditions i according to the steady-state conditions of the room internal temperature distribution determined in the step S3, and screening out at least M of the return air temperature xjA sample XiAnd ambient temperature ybAt least MjA sample YBiFor constructing a data-driven auto-correction model, wherein Xi＝(xi，1，xi，2…，xi,j,…xi,Mj)1×Mj，YBi＝(yBi,1,yBi,2…yBi,j...，yBi，Mj)1×MjThat is, the model is obtained according to all N steady-state situations participating in the construction of the automatic correction model
Wherein the content of the first and second substances,
s6, according to the step S5, defining a correction function f, and mapping the return air temperature x to the corrected accurate indoor environment temperature xCAbove, i.e. xC(x) obtaining a minimum difference value by said correction function f
Then, solving the obtained minimized difference value by adopting an optimization algorithm to complete the automatic correction process of the whole indoor measured temperature; wherein the content of the first and second substances,
s7, according to the step S6, correcting the accurate indoor environment temperature xCThe signal is sent to a signal receiver of the room air conditioner, and the signal receiver sends the accurate indoor environment temperature xCIs sent to a control processor in the room air conditioner, and the control processor is used for controlling the room air conditioner according to the accurate indoor environment temperature xCThe signal of (2) is combined with a human thermal comfort formula, and the start and stop of a compressor of the room air conditioner or the change of the rotating speed of the compressor are regulated and controlled, so that the accurate control of the indoor environment temperature is realized.
8. The method for automatically calibrating and accurately controlling the temperature of the air-conditioned room in the field according to claim 7, which is characterized in that: the condition for determining that the room internal temperature distribution is stable in step S3 is σ (x)j～xj+k)＜Qσ。
9. The method for automatically calibrating and accurately controlling the temperature of the air-conditioned room in the field according to claim 7, which is characterized in that: in the process of evaluating the probability of the temperature measuring remote controller being influenced by the surrounding heat sources in the step S4, the return air temperature x and the environment temperature y are usedbTo evaluate x and y from the angle of the time series data similarity measurebThe data distribution and the consistency of the time sequence change.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113339942A (en) * | 2021-06-11 | 2021-09-03 | 珠海格力电器股份有限公司 | Air conditioner and correction method for detecting ambient temperature thereof |
| CN113654199A (en) * | 2021-08-06 | 2021-11-16 | 美的集团武汉制冷设备有限公司 | Air conditioner control method, air conditioner and medium |
| EP4227592A4 (en) * | 2020-10-07 | 2023-11-22 | Mitsubishi Electric Corporation | Air-conditioning device and air-conditioning system |
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2020
- 2020-06-18 CN CN202010558321.9A patent/CN111637598A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4227592A4 (en) * | 2020-10-07 | 2023-11-22 | Mitsubishi Electric Corporation | Air-conditioning device and air-conditioning system |
| CN113339942A (en) * | 2021-06-11 | 2021-09-03 | 珠海格力电器股份有限公司 | Air conditioner and correction method for detecting ambient temperature thereof |
| CN113339942B (en) * | 2021-06-11 | 2022-03-18 | 珠海格力电器股份有限公司 | Air conditioner and correction method for detecting ambient temperature thereof |
| CN113654199A (en) * | 2021-08-06 | 2021-11-16 | 美的集团武汉制冷设备有限公司 | Air conditioner control method, air conditioner and medium |
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