JPH0468251A - Control device for air conditioner - Google Patents

Abstract

PURPOSE:To simultaneously provide temperature comfortable to each of a plurality of persons present in the same room by providing an auxiliary heater control means to individually control a plurality of auxiliary heaters based on the set temperature of a set temperature input means. CONSTITUTION:an auxiliary heater control means 14 comprises a microcomputer in an electric control circuit 10. The auxiliary heater control means individually controls ON and OFF of energization to corresponding auxiliary heaters A8a and B8b so that temperature is adjusted to a value approximately equal to a set value through comparison of detecting temperatures from thermistors A9a and B9b for measuring a room temperature corresponding to respective set temperatures, based on set temperatures from set temperature input means A11a and B11b, and changes the temperature of discharge air. Air having different temperatures can be simultaneously fed and each of a plurality of living persons present in a room can be exposed to air comfortable to his own body, whereby comfortable cooling freed from excessive cooling is carried out.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to control for preventing the human body from becoming too cold during cooling operation of an air conditioner, particularly during sleep operation.

[Prior Art] Fig. 3 is a block diagram showing a conventional air conditioner control device. In Fig. 1, (1) is a compressor, (2) is a four-way valve, (
3) is an outdoor heat exchanger, (4) is a throttle mechanism (5) is an indoor heat exchanger, and (6) is an outdoor fan.

(7) is equipped with an indoor fan.

(8) is an auxiliary heater.

A thermistor (9) for measuring room temperature is installed near the indoor heat exchanger (5), and is connected to the electric control circuit (10) together with the auxiliary heater (8).

(11) is a set temperature input means for setting and inputting the room temperature.

(12) and (13) are user A and user B.

Next, the operation will be explained.

During cooling operation, high-temperature, high-pressure refrigerant gas discharged from the compressor m (1) passes through the four-way valve (2) to the outdoor heat exchanger (3).
Enter.

Here, the refrigerant gas is heat exchanged by the outdoor blower (6), and further passes through the throttle mechanism (4) to the indoor heat exchanger (5).
), undergoes heat exchange by the indoor fan (7), enters the four-way valve (2) again, and returns to the compressor (1).

Next, the room temperature setting in the refrigeration cycle will be explained with reference to the flowchart of FIG. 4.

When the cooling operation is turned on in step (20), step (
21) Proceed to.

Here, the set temperature t1 is inputted to the electric control circuit (10) by the set temperature input means (11).

Next, in step (22), the actual room temperature t2 is measured by the room temperature measurement thermistor (9).
).

Next, in step (23), when t+>tz in the electric control circuit (10), that is, the room temperature is below the set temperature.
If the temperature is too cold, the auxiliary heater (8) is turned on in step (24) to raise the room temperature.

If 1+>12 is not satisfied, then in step (25) the auxiliary heater (8) is de-energized.

Then proceed to step (26) and assist the driver to continue driving.
If continuing, return to step (21).

An air conditioner equipped with this type of auxiliary heater (8) is known, for example, as disclosed in Japanese Patent Publication No. 61-25049.

[Problem to be solved by the invention] Conventional air conditioner control devices are configured as described above, so the indoor temperature can be maintained uniformly, but since individuals have different preferences for temperature settings, When there are multiple people, especially when the air conditioner is running, there is a problem that a comfortable set temperature for one person may be cold and uncomfortable for another person.

This invention was made to solve the above-mentioned problems, and aims to provide a control device for an air conditioner that allows a plurality of people in the same room to obtain their own comfortable temperature at the same time.

[Means for Solving the Problems] A control device for an air conditioner according to the present invention includes a plurality of auxiliary heaters installed in the air conditioner and a plurality of set temperature input means for inputting set temperatures.

Auxiliary heater control means is provided for individually controlling the plurality of auxiliary heaters based on the set temperature of the set temperature input means.

[Function] In the air conditioner according to the present invention, a plurality of auxiliary heaters are individually controlled by the auxiliary heater control means, and air having different temperatures matching each set temperature is blown at the same time.

[Example] An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a configuration diagram showing a control device for an air conditioner according to an embodiment of the present invention. In FIG. 9, (1) is a compressor, (2)
) is a four-way valve, and (3) is an outdoor heat exchanger.

(4) is a throttle mechanism, (5) is an indoor heat exchanger, (6) is an outdoor blower, (7) is an indoor blower, and (8) heats the air blown from an air conditioner (not shown). With the auxiliary heater,
The indoor heat exchanger (5) is divided into two in the width direction, and each is provided with an auxiliary heater A (8a) and an auxiliary heater B (8b).

(9) detects the room temperature near the air outlets (not shown) installed at both widthwise ends of the indoor heat exchanger (5) corresponding to auxiliary heater A (8a) and auxiliary heater B (8b). room temperature measurement thermistor A (9a) and room temperature measurement thermistor B (9b
) has been established.

(lO) is an electric control circuit that controls the operation of the air conditioner (not shown), which includes the auxiliary heater A (8a), the auxiliary heater B (8b), and the thermistor A (9a) for measuring room temperature.
) and thermistor B (9b) for room temperature measurement are connected.

(11) is a set temperature input means for inputting the set temperature in the room, which includes auxiliary heater A (8a) and auxiliary heater B (8b).
) corresponding to the set temperature input means A (lla).
and set temperature input means B (llb).

It is constituted by a remote controller (not shown) or the like, and transmits a set temperature signal to the electric control circuit (10).

(12) and (13) are user A and user B in the room, respectively, with user A (12) at auxiliary heater A (8a) and user B (13) at auxiliary heater B (8b). ) side.

(14) is an auxiliary heater control means constituted by a microcomputer (not shown) in the electric control circuit (10), which includes the set temperature manual means A (lla) and the set temperature input means B (llb). Based on the set temperature from , each set temperature is compared with the detected temperature of the corresponding room temperature measurement thermistor A (9a) and room temperature measurement thermistor B (9b), and the corresponding temperature is adjusted so as to approach the set temperature. Auxiliary heater A (8a) and auxiliary heater B (
The temperature of the blowing air is changed by individually controlling the energization in step 8b) on and off.

Next, the operation will be explained using the flowchart shown in FIG.

When the cooling operation is turned on in step (30), the process proceeds to step (31).

In step (31), air conditioner users (12) and (1)
3) "Individual air conditioning mode j switch (not shown) is set to O"
If N is selected, the process proceeds to step (32), where air conditioner user A (12) enters set temperature input means A (lla
) to manually input the set temperature tla to the auxiliary heater control means (14) of the electric control circuit (10).

Similarly, user B (13) also uses set temperature input means B (
11b) to input the set temperature tub to the auxiliary heater control means (14) of the electric control circuit (10).

In the next step (33), the thermistor A for room temperature measurement is
(9a) and room temperature measurement thermistor B (9b) measure room temperature t2a and t2b, respectively, and the auxiliary heater (
14).

In the next step (34), the room temperature t2a and the user A (1
Compare the set temperatures t and a in 2) and find that L+a>t2a,
In other words, when it is currently too cold, the auxiliary heater A (8a) is turned on in step (35) to raise the air temperature on the user A (12) side, so that the user A (
12) Raise the room temperature on the side.

Conversely, when j+a<j2a, that is, when it is currently "warm", the auxiliary heater A (8
a) is turned OFF, the room temperature on the user A (12) side is lowered, and the temperature is adjusted to a comfortable temperature for the user A (12).

Further, in steps (37) to (39), the temperature is similarly adjusted by controlling the auxiliary heater B (8b) so that the temperature is comfortable for the user B (13).

Next, in step (40), it is determined whether to continue driving.

If continuing, return to step (30).

In the above embodiment, user A (■2) is on the auxiliary heater A (8a) side, and user A (2) is on the auxiliary heater B (8b) side.
I explained it assuming that user B (13) is on the side, but
The positions of user A (12) and user B (13) are automatically detected with respect to the air conditioner using sensors, etc., and the auxiliary heater A (8a) and the auxiliary heater are automatically detected. It may also be possible to control the ON/OFF state of (8b), which has the effect of making the driving operation easier and more accurate.

In addition, in order to adjust the room temperature, the auxiliary heater (8) is energized.
N and OFF operation control may be controlled more precisely, such as strong, medium 9-low, and off.

In addition, although the above embodiment shows the case of cooling, it is also possible to partially change the heating air temperature during heating using the auxiliary heater (8) to match the comfortable temperature of multiple users. This has the effect of providing a device that can provide additional heating.

[Effects of the Invention] As described above, according to the present invention, an air conditioner is provided with a plurality of auxiliary heaters installed in the air conditioner and a plurality of set temperature input means for inputting set temperatures, and the setting of the set temperature input means is provided. Since the configuration includes an auxiliary heater control means that individually controls the plurality of auxiliary heaters based on the temperature, it is possible to simultaneously blow air to countries with different temperatures, and each individual resident in the room can individually control the auxiliary heaters. Since the user can be exposed to a comfortable breeze, the user can enjoy comfortable air conditioning without getting too cold during cooling.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing a control device for an air conditioner according to an embodiment of the present invention, and FIG. 2 is a flowchart 1 explaining the operation according to the embodiment of the present invention. FIG. 3 is a configuration diagram showing a conventional air conditioner control device;
FIG. 4 is a flowchart explaining the conventional operation. (8) is the auxiliary heater (11) is the set temperature input means (
14) is an auxiliary heater control means. In addition, the same symbols in the two figures indicate the same or equivalent parts.

Claims (1)

[Claims] An auxiliary heater that includes a plurality of auxiliary heaters installed in an air conditioner and a plurality of set temperature input means for inputting set temperatures, and that individually controls the plurality of auxiliary heaters based on the set temperature of the set temperature input means. A control device for an air conditioner, comprising a control means.