JPH06129689A - Controller for air conditioner - Google Patents

Abstract

PURPOSE:To maintain comfortableness of an environment in a room without influence of a thermal load of a heat source apparatus except an air conditioner. CONSTITUTION:Comfortableness measuring means 1 has a sensor 2, an input unit 3 and a comfortableness calculator 4. Control means 5 has a thermal load calculator 6, an operating amount calculator 7 and an operating amount corrector 8. The calculator 6 calculates a heat quantity generated by an operating state from a heat source apparatus 10, and the calculator 7 calculates an operating amount according to a set comfortableness set by comfortableness setting means 9 and comfortableness in a room measured by the means 1. The corrector 8 corrects an operating amount of an air conditioner 11 by a change of the heat quantity due to a variation in a using state of the apparatus 10 based on signals of the calculators 6 and 7. The conditioner 11 is operated according to an operating amount to be transmitted from the collector 8 to air condition a room 12.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner control device for controlling an air conditioner on the basis of comfort level.

[0002]

2. Description of the Related Art In recent years, control devices for air conditioners have come to control the comfort level of persons in the room including temperature, humidity and radiation in order to improve the living environment.

Conventionally, a control device for an air conditioner of this type has a configuration as shown in Japanese Patent Laid-Open No. 3-181738. That is, it is common to calculate and feed back the operation amount of the air conditioner so that the measured values of the indoor thermal environment and comfort level (hereinafter referred to as PMV) match the target value set by the person in the room. . PMV is a comfort index calculated from temperature, humidity, radiant temperature, air flow velocity, amount of activity and amount of clothes described in International Standard ISO-7730 of International Organization for Standardization (ISO). In addition, JP-A-3-7093
As described in Japanese Unexamined Patent Publication No. No. 0-242, that to which PMV for air quality control and air quality purification is added, and JP-A-3-79947.
As described in Japanese Patent Publication, there is also proposed a device which detects a fire by detecting infrared rays and temperature.

[0004]

However, in the above-mentioned conventional configuration, since the fluctuation of the heat load is not directly detected and predicted, the fluctuation of the heat load cannot be dealt with until the thermal environment or PMV fluctuates. When a large heat load occurs in
There is a problem that the thermal environment and PMV felt by the occupants change significantly, and when cleaning the air quality, P
Although the MV is predicted and the fluctuation of the heat load is predicted, there is a problem that, for example, the fluctuation of the heat load due to a heat source device other than an air conditioner such as a gas stove or a TV cannot be dealt with.

The present invention solves the above-mentioned conventional problems, and is not affected by the heat load of heat source equipment other than air conditioning equipment,
An object of the present invention is to provide a control device for an air conditioner that can maintain a comfortable room.

[0006]

In order to achieve the above object, the present invention sets a comfort level measuring means for measuring the comfort level of a room in which a heat source device is installed, and sets the room to a comfort level preferred by a user. A comfort level setting unit and a control unit for controlling the air conditioner are provided, and the control unit includes a heat load calculation unit that calculates the amount of heat generated from the heat source device, and the comfort level and the comfort level measured by the comfort level measuring unit. A configuration having an operation amount calculation unit for calculating the operation amount of the air conditioner from the comfort level set by the setting means, and an operation amount correction unit for correcting the operation amount of the air conditioner by the amount of change in the heat amount of the heat source device Is.

[0007]

In the above structure, the heat load amount calculation unit calculates the amount of heat generated by the heat source device from the operation information of the heat source device,
The operation amount correction unit calculates an operation amount that cancels the heat amount, and the operation amount correction unit corrects the steady operation amount to operate the air conditioning equipment.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. In the figure, reference numeral 1 is a comfort level measuring means for measuring the PMV in the room, and the comfort level measuring means 1 is composed of a detection part 2, an input part 3 and a comfort level calculation part 4. The detection unit 2 detects temperature, humidity, radiant temperature, air flow velocity, etc., the input unit 3 inputs the activity amount, clothing amount, etc. of the person in the room, and the comfort level calculation unit 4 detects the detection unit 2
And PMV is calculated based on the signal input from the input unit 3. The control means 5 is composed of a heat load amount calculation unit 6, an operation amount calculation unit 7, and an operation amount correction unit 8. The comfort level setting means 9 sets the indoor environment to the PMV desired by the user, and is connected to the operation amount calculation section 7. The heat load amount calculation unit 6 calculates the amount of heat generated by the operating state of the heat source device 10 such as a gas stove in which the operation of stopping and ignition is arbitrarily performed by the person in the room. Manipulated variable calculator 7
Then, the set PMV set by the comfort level setting means 9
And the indoor PMV measured by the comfort level measuring means 1 to calculate the operation amount of the air conditioner 11. The operation amount correction unit 8 corrects the operation amount based on the signals from the heat load amount calculation unit 6 and the operation amount calculation unit 7 by the amount of change in the heat amount due to the change in the usage state of the heat source device 10. And the control means 5
Is connected to the air conditioner 11 to perform "stop / cooling / heating" and "strong wind / weak wind", and the room 12 is air-conditioned by operating according to the operation amount transmitted from the operation amount correcting unit 8. The comfort level measuring means 1, the heat source device 10, and the air conditioning device 11 are installed in the same room 12.

Next, the operation will be described with reference to FIG. That is, when starting, in step 101, the amount of activity and the amount of clothing of the person in the room 12 is input to the input unit 3, and in step 102, a preferable target PMV is set. Next, in step 103, the room P of the room 12 is calculated from the activity amount and the clothing amount input in step 101, and the temperature, humidity, radiation temperature, and air flow velocity detected by the detection unit 2.
The MV is calculated. Next, in step 104, the indoor PMV is compared with the target PMV. If the difference is not within a certain range, it is determined that a comfortable indoor environment has not been realized, and the process proceeds to step 105, where the indoor PMV becomes the target PMV. Calculate the operation amount of the gas stove that matches,
Based on the result, step 106 to step 108
Any one of the above is set and the process returns to step 103. on the other hand,
If the difference is within a certain range, it is determined that a comfortable indoor environment is realized, and the process proceeds to step 109. In step 109, if the usage state of the heat source device 10 does not change from the usage state of the previous execution of step 109, the operation amount of the gas stove is not corrected and step 1
Return to 03. On the other hand, when there is a change in the usage state of the heat source device 10, the process proceeds from step 110 to step 113 and then from step 114 to step 121 based on the change and the immediately preceding manipulated variable of the gas stove. The operation amount of the gas stove is corrected by the amount of change in the amount of heat due to the change in the use condition of 10.

As described above, according to the air conditioner control device of the embodiment, the heat load amount calculation unit 6 for calculating the amount of heat generated from the heat source device 10, the PMV and the comfort level set by the comfort level setting means 9 are used. M measured by the measuring means 1
The operation amount calculation unit 7 calculates the operation amount of the air conditioner 11 from PV, and the operation amount correction unit 8 corrects the operation amount of the air conditioner 11 by the amount of change in the heat amount of the heat source device 10. Even if the amount of heat suddenly changes due to the operation of, the comfortable living environment including temperature, humidity and radiation can be realized.

Although a gas stove is used as the heat source device 10 in the above embodiment, any device having a heat source can be applied.

[0012]

As is apparent from the above embodiments, the control device for an air conditioner according to the present invention has a thermal load amount calculation unit for calculating the amount of heat generated from a heat source device, and a comfort level set by a comfort level setting means. And a control having an operation amount calculation unit for calculating the operation amount of the air conditioner from the comfort level measured by the comfort level measuring means and an operation amount correction unit for correcting the operation amount of the air conditioner by the amount of change in the heat amount of the heat source device. With this configuration, it is possible to maintain the comfort level of the indoor environment without being affected by the heat load of the heat source equipment other than the air conditioning equipment.

[Brief description of drawings]

FIG. 1 is a block diagram of a control device for an air conditioner according to an embodiment of the present invention.

FIG. 2 is an operation flowchart of the control device of the air conditioner.

[Explanation of symbols]

 1 Comfort Level Measuring Unit 5 Control Unit 6 Heat Load Calculation Unit 7 Manipulation Quantity Calculation Unit 8 Manipulation Quantity Correction Unit 9 Comfort Level Setting Unit 10 Heat Source Equipment 11 Air Conditioning Equipment 12 Room

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Masataka Ozeki 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.

Claims (1)

[Claims] 1. A comfort level measuring unit for measuring a comfort level of a room in which a heat source device is installed, a comfort level setting unit for setting a room to a comfort level desired by a user, and a control unit for controlling an air conditioner. The control means includes a heat load amount calculation unit that calculates the amount of heat generated from the heat source device, the comfort level measured by the comfort level measurement unit, and the comfort level set by the comfort level setting unit, based on the air conditioning. An air conditioner control device comprising: an operation amount calculation unit that calculates an operation amount of a device; and an operation amount correction unit that corrects an operation amount of an air conditioner by an amount of change in the heat amount of the heat source device.