JP2707890B2 - Control device for air conditioner - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control device for an air conditioner for controlling indoor temperature, air volume and direction to enhance the comfort of humans in the room. The present invention relates to a control device of an air conditioner that is adapted to automatically perform a comfortable air conditioning operation in a mounted air conditioner.

[0002]

2. Description of the Related Art Conventionally, when controlling the indoor temperature with an air conditioner, in the case of heating, for example, control to shift the set temperature of the air conditioner higher for a certain period of time in order to improve the rising characteristics of the indoor temperature, or to control the outdoor temperature Similarly, a control method of shifting the set temperature higher for a certain period of time at the time of decrease has been used. For example, "In order to quickly raise the room temperature during heating, the room target set temperature is set to be lower than the user's set temperature until the room temperature becomes higher than the user's set temperature set by the remote controller or the operation panel. The temperature of the air conditioner was controlled in such a way as to set it higher. In addition, the control that treats the predicted number of votes (PMV) calculated based on the indoor environment and the state of the human, and the standard new effective temperature (SET) that predicts the physiological state and sensation of the human as evaluation indexes for controlling the air conditioner. Methods have been used.

[0003]

However, in the conventional control device described above, the air conditioning load of the room where the air conditioner is installed is large or small, for example, "When the load is too small, the room temperature becomes higher than the target. It takes too long for the room temperature to reach the target temperature if the load is too high or the load is too high. " (SE
In order to treat T) as an evaluation index for controlling the air conditioner, for example, for example, "At the time of heating, the set temperature is set to a higher temperature until a certain time after the operation of the air conditioner is started, and the room is heated at a stretch. After that, when the room warms up, the set temperature will be changed slightly lower for economical driving. "
As a result of not being able to reflect the personal preference of the method of use, there has been a problem that the user must set the operation means and the like one by one.

The present invention is intended to solve such a conventional problem, and can automatically and easily perform an air-conditioning operation according to the environment of a room or personal preference, and can perform a user operation. An object of the present invention is to provide a control device for an air conditioner that can be released from troublesome setting of means and the like.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides an indoor temperature detecting means for detecting an indoor temperature of an air conditioner, an outdoor temperature detecting means for detecting an outdoor temperature, and an air conditioner. Set temperature detecting means for detecting the set temperature of the air conditioner, operating means capable of indicating the user's sensation in the indoor environment in at least two categories of cold or hot, and detecting the elapsed time from the start of operation of the air conditioner Operating time detecting means, a season judging means for judging a season from the outdoor temperature, a storing means for storing output values from the respective means, and an input of a user's intention display which is an output value from the storing means. Operation determining means for determining the presence or absence, and when it is determined that the user's intention is input by the operation determining means, the room temperature, the outdoor temperature, and the air conditioner, which are output values from the respective means, Means for learning the operation content from the constant temperature and the user's intention display and the elapsed time and season from the start of operation of the air conditioner, and means for estimating the operation content by referring to the results obtained from each of the means, Control signal generating means for generating a control signal for controlling the air conditioner based on a signal output from the means for estimating the operation content.

According to the present invention, the season judging means judges the season based on the outdoor temperature at a certain time estimated by the optical sensor.

In the present invention, the season judging means judges the season by a calendar function.

[0008]

According to the present invention, there is provided an indoor temperature and an outdoor temperature which are output values from the indoor and outdoor temperature detecting means, a set temperature which is an output value from the set temperature detecting means, and
Learn the user's operation content from the user's bodily sensation, which is the output value from the operating means, the elapsed operating time of the air conditioner, which is the output value from the operating time detecting means, and the season, which is the output value from the season judging means. In addition, by estimating the operation content based on the results obtained from each means, it is possible to automatically and easily perform an air-conditioning operation that matches the room environment, personal preference, season, and time.

Further, according to the present invention, the season judging means judges the season based on the outdoor temperature at a certain time estimated by the optical sensor, so that the air conditioner can more accurately match the environment of the room, personal preference, season and time. Driving can be performed automatically and easily.

Further, according to the present invention, the season judging means judges the season by the calendar function, so that the air-conditioning operation according to the room environment, personal preference, season and time can be performed automatically and easily. be able to.

[0011]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic block diagram of a control device for an air conditioner according to one embodiment of the present invention. In FIG. 1, 11 is an indoor temperature detecting means, 111 is an indoor temperature signal,
12 is an outdoor temperature detecting means, 121 and 122 are outdoor temperature signals, 13 is a set temperature detecting means, 131 is a set temperature signal, 14 is an operation means for inputting a user's intention display such as a remote controller or an operation panel, and 141 is an operation means. A signal value such as a bodily sensation input by the user in the means 14, an input generation signal 142 generated when the user inputs in the operation means 14, and an input generation signal 142 after the operation of the air conditioner 22 is started Operating time detecting means for detecting the time until the reception of the information, 151 is an operating elapsed time signal, 16 is a season judging means for judging a season from the outdoor temperature signal 122, 16
1 is a season signal output by the season judging means 16, 1
7 is storage means for storing an indoor temperature signal 111, an outdoor temperature signal 121, a set temperature signal 131, a signal 141 such as a user's bodily sensation, an operation elapsed time signal 151, and a seasonal signal 161;
171 is a storage signal output by the storage means, 18 is an operation determination means for determining the presence or absence of an input of a user's intention display from the storage signal 171, 181 is storage signals 171 and 182 when there is a user input Signals 171 and 19 when there is no user input are operation content learning means, 191 is a reference information value obtained by the operation content learning means, 20 is operation content estimating means, 201 is operation content estimation value, and 21 is operation content Control signal generating means for generating a control signal for controlling the air conditioner 22 based on the estimated value 201, 211 is a control signal, and 22 is an air conditioner.

The operation of the above configuration will be described below. The indoor temperature detecting means 11, for example, a suction temperature sensor, and the outdoor temperature detecting means 12, for example, an outside air temperature sensor, are provided in the air conditioner 22. When the indoor temperature signal 111 is output from the indoor temperature detecting means 11 and the outdoor temperature signal 121 is output from the outdoor temperature detecting means 12, the contents such as the indoor and outdoor temperatures are output to the storage means 17. From the set temperature detecting means 13,
When the set temperature signal 131 at that time is input to the storage means, and the signal value 141 of the sensation such as hot or cold input by the user is input from the operation means 14 to the storage means, and the intention of the user is input. Is output to the operation time detecting means 15. In the operation time detecting means 15,
The elapsed time from the start of operation of the air conditioner 22 to the reception of the input generation signal 142 is output to the storage unit 17 as the operation time elapsed signal 151. The season judging means 16 determines, for example, “midwinter when the outdoor temperature signal 122 is less than t1 degree, around winter when t1 degree or more and less than t2 degree, and t2 degree or more t
The season is determined by the outdoor temperature signal 122 such as "when the temperature is less than 3 degrees, around the summer, and when the temperature is more than t3 degrees, it is midsummer."
A seasonal signal 161 such as around winter, around summer, or midsummer is output to the storage means. The storage unit 17 stores each of the units 11, 12, 13,
Signals 111, 121, output from 14, 15, 16
131, 141, 151, and 161 are stored every N seconds and when a user's intention, such as hot or cold, that is the user's bodily sensation is input by the operation means 14, and is output to the operation determination means 18 as a storage signal 171. The operation determining means 18 determines whether or not the user's intention display has been input by the operating means 14. If there is an input, the stored signal 171 is set to 181 to the operation content learning means 19. 171 is output to the operation content estimating means 20 as 182.

The operation content learning means 19 includes the operation determining means 1
8 as a teacher signal, for example,
"What is the season, how many minutes after the start of the operation of the air conditioner, how many times the indoor temperature, the outdoor temperature and the set temperature are, how was the user's experience?" learn. After the learning is completed, the teacher signal is output to the operation content estimating means 20 as the reference information value 191.

On the other hand, the operation content estimating unit 20 that has received the signal 182 output from the operation determining unit 18 uses the reference information value 191 output from the operation content learning unit 19 to determine, for example, “What is the season, How many minutes after the start of the operation of the air conditioner, how many times are the indoor temperature, the outdoor temperature, and the set temperature, so what is the user's bodily sensation, and raise the set temperature several times? " This is estimated and output to the control signal generation means 21 as the operation content estimated value 201.
The control signal generation means 21 controls the air conditioner 22 based on the operation content estimation value 201, for example, by generating a control signal 211 such as "raise the set temperature by one degree" or "do nothing".

Next, the operation content learning means 19 will be described with reference to FIG.
Will be described in detail. In FIG. 2, 23 is an input signal receiving unit, and 24 is a reference information generating unit. Reference numeral 25 denotes a reference information unit which stores the reference information generated by the reference information generation unit and outputs the reference information to the operation content estimating means. The operation of the above configuration will be described below. 230
Is an input signal when the user inputs an intention display, which is the season, the elapsed operation time, the indoor temperature, the outdoor temperature, the set temperature, and the sensation such as hot or cold, and is input to the input signal receiving unit 23. In the input signal receiving section 23, the input signal 230
Is output to the reference information generation unit 24 as an input vector 231. In the reference information generation unit 24, the input vector 231
Is used as a teacher signal for each season (hot / cold) categories (events), driving elapsed time, indoor temperature, outdoor temperature,
The reference information 241 including the set temperature is generated and output to the reference information unit 25. In the reference information section 25, the reference information 241
Are classified into a plurality of blocks according to the season of the reference information value 241 and stored. The reference information 241 stored for each season is output to the operation content estimating means 20 in FIG. 1 as a reference information value 251.

Next, the operation content estimating means 20 will be described with reference to FIG.
Will be described in detail. In FIG. 3, reference numeral 31 denotes an input signal receiving unit, and 32 denotes a reference information unit. 33 is a distance calculation unit, and 34 is an operation content estimation unit. The operation of the above configuration will be described below. 3
Reference numeral 10 denotes an input signal, which is the season, the elapsed operation time, the indoor temperature, the outdoor temperature, the set temperature, and the sensation of hot, cold, etc., and is input to the input signal receiving unit 31. The input signal receiving unit 31 outputs the input signal 310 to the distance calculation unit 33 as an input vector 311. The distance calculation unit 33 calculates the distance from each reference information of the reference information unit 32 that matches the season and category of the input vector 311. For example, the distance (dAj) between the input vector 311 and the reference information is obtained by the following equation (1). The distance (dAj) between the input vector 311 and each reference information of the reference information section 32 is the distance signal 3
31 is output to the operation content estimation unit 34. The operation content estimating unit 34 determines the condition of the following expression (2) for each category of the season (dAj) for each category, and when the condition is satisfied, for example, the distance (dAj) is obtained by the distance calculating unit 33 in the current input vector 311. Distance signal 3 with reference information for each season
As a result of the determination made by the operation content estimating unit 34, when the condition of the following equation (2) is satisfied for the “cold” category, “the set temperature is increased by 2 degrees” or the “hot” category is When the condition of Expression (2) is satisfied, an operation content estimation value 341 of “decrease the set temperature by one degree” is output. If the condition of the following equation (2) is not satisfied, an operation content estimation value 341 of “do nothing” is output.

DAj = Σ (xi−Raji) ² (1) dAj: distance from j-th reference information xi: i-th input vector Raji: i-th input vector of j-th reference information dDj ≧ dAj dDj: distance from a predetermined j-th reference information As described above, according to the first embodiment, by learning and estimating the operation contents of the user, for example, "what is the season, air When minutes have passed since the operation of the harmonic machine started,
Since the indoor temperature, the outdoor temperature, and the set temperature are the same, what is the user's bodily sensation? "
As described above, the air-conditioning operation according to the room environment, personal preference, season and time can be automatically and easily performed, and the troublesome setting of the operation means and the like by the user can be relieved.

Next, the season judging means according to the second embodiment of the present invention will be described in detail with reference to FIG. 41 is an optical sensor, 42 is a time estimating unit, and 43 is a season judging unit. The operation of the above configuration will be described below. The optical sensor 41 is provided in an outdoor unit of the air conditioner, and has the outdoor brightness 4 determined by the optical sensor 41.
11 is output to the time estimating unit 42. The time estimation unit 42 determines from the outdoor brightness 411 that, for example, “the outdoor brightness is less than x1, night; if x1 or more and less than x2, morning or evening; evening,
Time signals 421 such as day and night are output to the season judging unit 43. Further, an outdoor temperature signal 121 which is an output value from the outdoor temperature detecting means 12 in FIG. The season determining unit 43 determines the season from the outdoor brightness 411 and the outdoor temperature signal 121. For example, it is determined that “the outdoor temperature of 35 degrees in the daytime is midsummer” and the season signal 43
Outputs 1.

As described above, according to the second embodiment,
By accurately judging the season using the optical sensor, learning and estimating the operation content of the user for each season, for example, `` What is the season and how many minutes after the operation of the air conditioner started? The room temperature, the outdoor temperature, and the set temperature are different, so what is the user's bodily sensation, so how many times should the set temperature be raised? " It is possible to automatically and easily perform the air-conditioning operation according to the time, and it is possible to release the troublesome setting of the operation means and the like by the user.

Next, the details of the season judging means according to the third embodiment of the present invention will be described. When the season judging means 16 in FIG. 1 has a calendar function for outputting a signal about a month, a day, and the like, the calendar information is output to the storage means 17 as a season signal 161.

As described above, according to the third embodiment,
The season judging means having a calendar function judges the season more accurately, and learns and guesses the user's operation contents according to the season, for example, `` What is the season, and since the operation of the air conditioner started, Minutes later,
Since the indoor temperature, the outdoor temperature, and the set temperature are the same, what is the user's bodily sensation? "
In this way, it is possible to automatically and easily perform air-conditioning operation according to the room environment, personal preference, season and time, and to release the troublesome setting of user's operation means etc. Can be.

[0022]

As is apparent from the above embodiment, the output values from the indoor and outdoor temperature detecting means and the set temperature detecting means according to the first aspect of the present invention are output values from the indoor and outdoor temperature detecting means. The set temperature, the user's bodily sensation that is the output value from the operating means, and the elapsed time of operation of the air conditioner that is the output value from the operating time detecting means and the season that is the output value from the season judging means. Automatically and easily perform air-conditioning operation according to the room environment, personal preference, season and time by learning the operation contents and estimating the operation contents based on the results obtained from each means. It is possible to relieve the troublesome setting of the operation means and the like by the user.

Further, according to the present invention, the season judging means judges the season based on the outdoor temperature at a certain time estimated by the optical sensor, so that the air conditioner suitable for the environment of the room, personal preference, season and time can be obtained more accurately. Driving can be performed automatically and easily, and the user can be free from troublesome setting of operation means and the like.

Further, according to the present invention, the season judging means judges the season by the calendar function, so that the air-conditioning operation according to the room environment, personal preference, season and time can be performed automatically and easily. It is possible to relieve the troublesome setting of the operation means and the like by the user.

[Brief description of the drawings]

FIG. 1 is a schematic block diagram illustrating a configuration of an air conditioner according to a first embodiment of the present invention.

FIG. 2 is a schematic block diagram of an operation content learning unit in the apparatus.

FIG. 3 is a schematic block diagram of operation content estimating means in the apparatus.

FIG. 4 is a schematic block diagram showing a configuration of a season judging means according to a second embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Indoor temperature detecting means 12 Outdoor temperature detecting means 13 Set temperature detecting means 14 Operating means 15 Operating time detecting means 16 Season judging means 17 Storage means 18 Operation judging means 19 Operation contents learning means 20 Operation contents estimating means 21 Control signal generating means 22 Air conditioner 23 Input signal receiving unit 24 Reference information generating unit 25 Reference information unit 31 Input signal receiving unit 32 Reference information unit 33 Distance calculating unit 34 Operation estimating unit 41 Optical sensor 42 Time estimating unit 43 Season determining unit

 ──────────────────────────────────────────────────の Continuing on the front page (72) Inventor Takehiko Shida 1006 Kadoma Kadoma, Osaka Prefecture Inside Matsushita Electric Industrial Co., Ltd. (72) Inventor Takayuki Imai 1006 Kadoma Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. (72) Inventor Naka Grandchild 1006 Kazuma Kadoma, Osaka Prefecture Inside Matsushita Electric Industrial Co., Ltd. (72) Inventor ▲ Yoshi ▼ Kunio Ta 1006 Okadoma Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. 56) References JP-A-3-111721 (JP, A) JP-A-4-131639 (JP, A) JP-A-2-161245 (JP, A) JP-A-2-178553 (JP, A) JP JP-A-59-1004038 (JP, A) JP-A-63-108145 (JP, A) JP-A-3-191243 (JP, A)

Claims (3)

(57) [Claims] An indoor temperature detecting means for detecting an indoor temperature of the air conditioner; an outdoor temperature detecting means for detecting an outdoor temperature; a set temperature detecting means for detecting a set temperature of the air conditioner; Means for indicating the feeling of the indoor environment in at least two categories of cold and hot, operating time detecting means for detecting the elapsed time from the start of the operation of the air conditioner, and seasonal judging for judging the season from the outdoor temperature Means, storage means for storing an output value from each of the means, operation determining means for determining whether or not a user's intention display, which is an output value from the storage means, has been input; When it is determined that the intention indication of the air conditioner has been input, the output values from the respective means are the indoor temperature, the outdoor temperature, the set temperature of the air conditioner, the user's intention indication, and the operation start of the air conditioner. Means for learning the operation content from the elapsed time and season, means for estimating the operation content by referring to the results obtained from each of the means, and air based on the signal output from the means for estimating the operation content. A control signal generating means for generating a control signal for controlling the air conditioner. 2. The control device for an air conditioner according to claim 1, wherein the season judging means judges the season based on the outdoor temperature at a certain time estimated by the optical sensor. 3. The control device for an air conditioner according to claim 1, wherein the season judging means judges the season by a calendar function.