KR0166869B1 - Coolng and heating control device and its control method of airconditioner - Google Patents

Abstract

The present invention relates to an air conditioner, and in accordance with the indoor space during the cooling / heating operation by interlocking the left and right rotation louver and the distance detection sensor to transmit ultrasonic waves at a predetermined time interval, each distance of the indoor space to reflect the return time It is aimed to realize the uniformity of indoor temperature and efficient cooling / heating regardless of the structure of indoor space by sensing wind direction control, left / right rotating louver rotation speed control or cooling output according to each direction distance by sensing.

To achieve this purpose, the system is controlled to control the system, a microcomputer unit, a power supply unit for supplying power to each part of the system, an indoor temperature sensing unit for sensing an indoor temperature of a cooling / heating space, and to receive an operation command from a user. A user input unit provided with an operation button, a display unit for showing the operation state of the system to the user, a compressor drive unit for driving the compressor, an indoor blower fan unit for blowing cold / warm air, and to adjust the left and right direction of the cold / warm air The left and right rotation louver and the ultrasonic sensor for controlling the rotation of the ultrasonic sensor for recognizing the environment of the indoor space, the ultrasonic sensor driver for generating and transmitting the ultrasonic waves, and the ultrasonic waves transmitted from the ultrasonic transmitter are radiated on the opposite wall Ultrasonic receiving unit for receiving the return ultrasonic waves, and left to detect the direction of the direction of the left and right rotating louver Rotation louver direction detection unit, distance detection unit for detecting the distance by converting the time difference for the transmission and reception of the ultrasonic transmitter and the ultrasonic receiver, and the accumulated time and left and right rotation louver Cooling / heating control device for an air conditioner, comprising a left and right rotation louver direction detection unit for detecting the current direction (direction angle) of the left and right rotation louver by comparing the rotational angular velocity.

Description

Cooling / heating control device of air conditioner and control method

1 is a block diagram of a conventional ultrasonic sensor oscillator circuit.

Figure 2 (a) is a plan view of the interior of the conventional air conditioner installed.

(b) is an indoor side view of a conventional air conditioner installed.

3 is a block diagram of the air conditioner of the present invention.

Figure 4 (a) is a structural diagram of the indoor unit of the air conditioner of the present invention.

(b) is a structural diagram of an outdoor unit of the air conditioner of the present invention.

5 is a detailed view of the left and right rotary louver and the ultrasonic sensor driving device of the present invention.

6 is related to the left and right rotary louver and the ultrasonic sensor interlock of FIG.

(a) is a side view of the left and right rotating louver rotation shaft.

(b) is a bottom view of the left and right rotating louver rotation shaft.

(c) is a side view of the ultrasonic sensor axis.

(d) is a plan view of the rotation axis of the ultrasonic sensor.

7 is a flow rate control flow chart of the left and right rotation louver motor of the air conditioner according to the distance of each direction of the indoor space of the present invention.

8 is a compressor control flow chart of the air conditioner according to the distance of each direction of the indoor space of the present invention.

9 (a) is a distance sense map of each direction of the indoor space

(b) is the airflow control degree for each wind direction of the indoor space.

* Explanation of symbols for main parts of the drawings

10: microcomputer unit 11: power unit

12: room temperature sensing unit 13: user input unit

14 display unit 15 compressor driving unit

16: indoor blowing fan drive unit 17: left and right rotating louver and ultrasonic sensor drive unit

18: vertical rotation louver driving unit 19: ultrasonic transmission unit

20: ultrasonic receiver 21: left and right rotation louver direction detection unit

30: body 31: compressor

32: heat dissipation fan 33: condenser

34: connector 35: air intake

36: evaporator 37: blowing fan

38: left and right rotating louver 39: up and down rotating louver

40: diffuser frame 41: left and right rotating louver drive motor

42: left and right rotary louver cam 43: left and right rotary louver link

44: left and right rotating louver link shaft 45: left and right rotating louver rotating shaft

46: ultrasonic sensor support 47: ultrasonic transmitter

48: ultrasonic receiver 49: ultrasonic sensor rotation axis

50: ultrasonic sensor 51: vertical rotation louver driving motor

52: ultrasonic sensor protection net

The present invention relates to an air conditioner, and in particular, in the cooling / heating operation, the left and right rotating louvers and the distance sensing sensor interlock with each other by transmitting the ultrasonic waves at predetermined time intervals, and then return each time in the indoor space. By detecting the distance and adjusting the wind direction, left and right rotating louver rotation speed or cooling output according to the distance in each direction, the air conditioner's air conditioner is able to realize uniform temperature and efficient cooling / heating regardless of the structure of the indoor space. / Heating control device and control method.

1 is a block diagram of a conventional ultrasonic sensor oscillation circuit, which is connected to an ultrasonic sensor 1 and an ultrasonic sensor 1 for transmitting and receiving ultrasonic waves to recognize an indoor space environment opposite to an air conditioner. 1) an oscillator 2 for driving, an ultrasonic signal restorer 3 connected to the ultrasonic sensor 1 and receiving an ultrasonic signal received by the ultrasonic sensor 1 as an input, and the ultrasonic signal restorer ( The microcomputer unit 4 receiving the ultrasonic signal output from 3) and the signal output from the oscillator unit, the load driver 5 receiving the signal generated from the microcomputer unit 4, and the load driver 5. It consists of a load (6) receiving the signal amplified by.

The oscillator 2 is an ultrasonic oscillation circuit portion 2a for generating an ultrasonic frequency, a gate circuit portion 2b receiving an ultrasonic frequency output from the ultrasonic oscillation circuit portion 2a, and an output from the gate circuit portion 2b. A booster circuit portion 2c for boosting the ultrasonic frequency and a main oscillation circuit portion 2d for receiving a signal output to the gate circuit portion 2b.

The ultrasonic signal recovery unit 3 includes an amplifying circuit unit 3a for receiving and amplifying the ultrasonic signal received from the ultrasonic sensor 1 and a detection circuit unit 3b for detecting the ultrasonic signal amplified by the amplifying circuit unit 3a. ) And a waveform shaping circuit section 3c for shaping the ultrasonic signal detected by the detecting circuit section 3b into a waveform.

The microcomputer 4 includes a main oscillation circuit 2d of the oscillator 2, a signal processor 14a receiving an ultrasonic signal output from the waveform shaping circuit of the ultrasonic signal recovery unit 3, and the signal. It is composed of a central processing unit (4b) for receiving the ultrasonic signal output from the processing unit (4a) to control the entire system.

In the conventional ultrasonic sensor operated by the oscillation circuit configured as described above, as shown in FIG. 2, one ultrasonic sensor is attached to the front part of the air conditioner, one to the left and right side parts, and one to the upper part. After transmitting, calculate the distance to the wall by the time that the ultrasonic wave returns.

After calculating the distance to the wall, the area (S = d1 × D + d1 × d2 + W × d2 + d2 × d3 + d3 × D) and the volume (V = d1 × D × (d4 + H) + d1 × Calculate d2 × (d4 + H) + d2 × W × (d4 + H) + d2 × d3 × (d4 + H) + d3 × D × (d4 + H) + D × W × (d4 + H) .

By calculating the cooling / heating load according to the volume of the room to control the cooling / heating ability in multiple stages.

However, by attaching several ultrasonic sensors to the air conditioner, it detects the distance to each wall surface, calculates the area or volume of the indoor space, and adjusts the cooling / heating state according to the area or volume. In the case of a complex structure, the volume of the indoor space cannot be accurately calculated, and thus there is a problem in that the uniformity of the indoor space and efficient cooling / heating cannot be performed.

The present invention has been made to solve the above-mentioned problems, the object of the present invention is to attach a distance sensor and a direction sensor to the air conditioner to detect the distance by a certain rotation angle of the left and right rotating louver indoors It detects the distance to the wall in each direction of the space and adjusts the wind direction, air volume, or cooling / heating output according to the distance in each direction of the room, so that it is effective to improve the uniformity of the room temperature and improve cooling / heating regardless of the structure of the room. It is to provide a cooling and heating control device and method of an air conditioner.

The present invention for achieving the above object is a microcomputer unit by controlling the whole system, a power supply unit for supplying power to each part of the system, an indoor temperature detection unit for sensing the indoor temperature of the cooling / heating space, and from the user A user input unit provided with an operation button to receive an operation command, a display unit showing an operation state of the system from a user, a compressor drive unit for driving a compressor, an indoor blower fan unit for blowing cold / warm wind, and cold / warm wind Left and right rotating louver to adjust the left and right direction of the ultrasonic sensor and the left and right rotating louver to adjust the rotation of the ultrasonic sensor to recognize the environment of the indoor space, an ultrasonic transmitter for generating and transmitting the ultrasonic wave, and the ultrasonic wave transmitted from the ultrasonic transmitter Ultrasonic receiving unit for receiving ultrasonic waves radiated back to the opposite wall and the direction angle of the left and right rotating louver There are features that the swivel part yirueojim louver direction detection for detecting the direction.

Hereinafter, with reference to the accompanying drawings a preferred embodiment of the air conditioner of the present invention will be described in detail.

3 is a block diagram of the air conditioner according to the present invention, which controls the entire system to provide a microcomputer 10, a power supply 11 for supplying power to each of the system parts, and an indoor temperature of a cooling / heating space. A room temperature sensing unit 12 for sensing, a user input unit 13 provided with an operation button to receive an operation command from the user, a display unit 5 for showing the operation state of the system to the user, and a compressor for driving the compressor Compressor drive unit 15, indoor blower fan drive unit 16 for blowing cold and warm air, left and right rotation louvers for adjusting the left and right directions of cold and warm air, and left and right rotation for adjusting the rotation of the ultrasonic sensor to recognize the environment of the indoor space. The louver and the ultrasonic sensor driver 17, the vertical rotation louver driver 18 for adjusting the vertical direction of cold and warm air, the ultrasonic transmitter 19 for generating and transmitting ultrasonic waves, and the ultrasonic transmitter 19 Ultrasound is right It consists of an ultrasonic reception unit 20, a right and left direction of the louver rotation detection section 21 for detecting the orientation angle of the right and left direction to rotate the louvers receive ultrasound is reflected back to the side wall.

The microcomputer 10 includes an A / D converter 10a having a function of converting a temperature sensor resistance into a voltage and converting an output analog value into a digitalized value, an input unit 10b receiving external pressure; A control signal is provided to the central processing unit 10c for controlling each part of the system, an arithmetic unit 10d having an arithmetic processing function, a storage unit 10e for storing data necessary for input / output and arithmetic operation, and each drive unit of the system. It consists of the output part 10f which outputs.

4 (a) and 4 (b) are structural diagrams of the indoor unit and the outdoor unit of the air conditioner of the present invention. The air conditioner compresses the indoor unit (a) and the refrigerant to cool the indoor air through the evaporation of the refrigerant. And an outdoor unit (b) for liquefying and dissipating heat to the outside, and a connecting pipe (34) serving as a passage through which refrigerant flows between the indoor unit (a) and the outdoor unit (b).

At this time, the compressor (31), the heat dissipation fan 32, the condenser 33 is mounted inside the main body 30 of the outdoor unit (b).

In addition, an air inlet 35 for inhaling indoor air is formed in a lower surface of the main body 30 of the indoor unit a, and a heat exchanger of the air sucked through the air inlet 35 is provided in the lower part of the main body 30. A working evaporator 36 is mounted, and a blowing fan 37 is mounted on the upper part of the evaporator 36 to suck the indoor air outside the indoor unit a and send it to the upper side of the indoor unit a.

The upper and lower rotation louvers 38 and the upper and lower rotation louvers 39 for discharging the sucked air are mounted on the main body 30, and the middle part of the main body 30 is a vertical rotation louver mounted on the upper part of the main body 30. A vertical rotation louver motor 51, which is a driving device of the 39, is mounted, and the ultrasonic sensor protection net 52 is mounted by the main body 30, the middle ultrasonic transmission, and the receiver 47, 48.

In addition, the left and right rotation louver and the ultrasonic sensor driving device which is a driving device of the left and right rotation louvers 38 mounted on the main body 30 is mounted.

When the left and right rotation louver and the ultrasonic sensor driving device is described in detail as shown in FIG. 5, the left and right rotation louver driving motor 41 for driving the left and right rotation louvers 38 is mounted on the diffuser frame 40. The left and right rotation louver cams 42 are connected to the upper ends of the left and right rotation louver drive motors 41 and rotated by the drive of the left and right rotation louver drive motors 41. Left and right rotation louver links 43 are connected to the drive is inserted.

The left and right rotation louver link shaft 44 is connected to the upper and left rotation louver link 43, the left and right rotation louver 38 is attached to the upper and left rotation louver link shaft 44, the left and right rotation louver cam ( The left and right rotation louver rotation shaft 45 is coupled to the side wall of 42 to change the rotational motion into a reciprocating linear motion.

An ultrasonic sensor rotation support plate 45 is mounted at the lower end and the middle of the diffuser frame 40, and an ultrasonic wave transmitter and receiver is provided between the ultrasonic sensor rotation support plate 46 and the ultrasonic sensor rotation support plate 46 at the lower end of the diffuser frame 40. 47) 48 are mounted to the diffuser frame 40.

An upper end is coupled to the left and right rotation louvers 38, and a lower end is coupled to the lower end ultrasonic sensor support 46, and the left and right rotation louver rotation shaft 45 and the middle part ultrasonic sensor support 46 and an ultrasonic song and receiver ( 47 and 48 are installed so as to penetrate the ultrasonic sensor rotation shaft 49 to rotate left and right when the left and right rotation louver driving motor 41 is driven.

The ultrasonic sensor 50 is mounted on the ultrasonic sensor rotation shaft 49 between the left and right rotation louver rotation shafts 45 and the intermediate ultrasonic sensor support portion 46.

4 (a) and (b) show that the indoor unit and the outdoor unit of the air conditioner of the present invention are configured such that the outdoor unit (b) is a compressor (31) which causes a motive force of a cooling action by compressing a refrigerant, and the compressor (31) is a refrigerant. The condenser 30 is liquefied and heats the resulting heat to the outside, and the heat dissipation plate 32 for effectively dissipating the heat of the condenser 30, wherein the indoor unit (a) is a discharge direction of the air conditioning air Up and down rotation louver 39 for adjusting up and down, up and down rotation louver driving motor 41 for driving the up and down rotation louver 39 to rotate up and down, and left and right for adjusting the discharge direction of the air The left and right rotation louver links 43 for rotating the left and right rotation louvers 38 to the left and right by converting the rotational movement of the rotary louver 38 and the left and right rotational louver driving motor 41 into a reciprocating motion, and the left and right rotations. The louver 38 and the ultrasonic sensor axis of rotation 49 The left and right rotary louver driving motor 41, the ultrasonic sensor rotary shaft 49 moving in the same direction and the same speed as the left and right rotary louver 38, the ultrasonic sensor transmitter 47 for transmitting ultrasonic waves, and the angle of the indoor space. In order to detect the distance to the directional wall surface, the ultrasonic sensor receiver 48 which receives the ultrasonic waves after returning the ultrasonic waves is reflected, and the ultrasonic sensors built in the ultrasonic sensor transmitter / receiver 47 and 48 are damaged. It consists of an ultrasonic sensor guard net 52 attached to prevent it, an indoor blower fan 37 for discharging air-conditioned air into the room, and an evaporator 36 that absorbs and cools the heat of the hot air in the room space.

Looking at Figure 5 of the left and right rotation louver and sensor drive device detailed view of the air conditioner of the present invention configured as described above, the left and right rotation louver 38 for adjusting the discharge direction of the air-conditioning left and right, and the left and right rotation Rotation of the left and right rotation louver drive motor 41 for rotating the louver 38, the left and right rotation louver cam 42 connected to the rotation shaft of the left and right rotation louver driving motor 41, and the rotation of the left and right rotation louver cam 42. Left and right rotating louver link 43 for changing the movement to the left and right reciprocating motion, left and right rotating louver link shaft 44 which is reciprocated by the left and right rotating louver link 43, and the left and right rotating louver link shaft 44 And the left and right rotary louver rotating shaft 45 which performs left and right reciprocating motion, and the ultrasonic sensor rotating shaft 49 connected to the left and right rotary louver rotating shaft 45 and the left and right rotary louver 38 moving in the same direction and at the same speed. Transmitting ultrasound Supports the ultrasonic transmitter 47, the ultrasonic receiver 48 for receiving the ultrasonic waves reflected back after transmitting the ultrasonic waves to detect the distance to each directional wall surface of the indoor space, and the ultrasonic sensor axis 49 It consists of an ultrasonic sensor rotation support plate 46, and the ultrasonic sensor 50 for sensing the ultrasonic wave.

As shown in FIGS. 6A and 6B, which are detailed views of the left and right rotation louver rotation shafts and the ultrasonic sensor rotation shafts, the left and right rotation louver rotation shafts 45 and the ultrasonic sensor rotation shafts 49 are connected to each other.

As described above, the ultrasonic sensor 50 is interlocked with the left and right rotation louvers 38 and is oriented in the same direction as the air discharge direction of the left and right rotation louvers 38, and the ultrasonic sensor 50 is used. In the distance sensing method, the ultrasonic transmitter 47 transmits ultrasonic waves for a predetermined time, receives ultrasonic waves reflected by the ultrasonic receiver 48, and detects the distance of the air conditioning space (indoor) at a corresponding direction angle.

As described above, in the control method of the air conditioner of the present invention, it is determined whether the uniform cooling / heating function mode is input from the user (S101).

If it is not the uniform cooling / heating function mode, normal operation is performed (S102).

When the uniform cooling / heating function mode is input to the air conditioner, it is determined whether to drive the compressor by comparing the temperature set by the user with the room temperature (S103).

If the compressor is running, it means that the room temperature is higher than the set temperature, so that the room temperature is lower than the set temperature which is a condition for stopping the compressor, and the room temperature is lower than the temperature S105 obtained by subtracting the deviation temperature ΔT to give hysteresis to the set temperature determined. If the temperature is low, the compressor is stopped (S106).

If the room temperature is higher than the temperature S105 obtained by subtracting the deviation temperature? T for giving hysteresis to the set temperature, the compressor is continuously driven (S107).

According to whether the compressor is driven, the indoor blower fan is driven to discharge the air into the room according to the sensed distance to each wall in each direction of the indoor space (S108).

The left and right rotation louver motors are driven to interlock the left and right rotation louvers 16c and the distance sensing sensor according to the indoor fan fan rotation speed (S109).

After sensing the initial position of the left and right rotation louver while driving the left and right rotation louver motor, and transmits the ultrasonic waves at a predetermined time interval to detect the distance by the left and right rotation louver direction at the time that is reflected after the ultrasonic transmission (S110).

After sensing the distance by the left and right rotation louver direction (refer to the distance sensing map of each direction of the indoor space of FIG. 9 (a)), the air volume control degree of each wind direction of the indoor space (see FIG. 9 (b)) is stored. If it is closer than the preset minimum sensing distance (Xmin) at (S111), it is set to the minimum air volume (Vmin) preset at the storage device (S113).

If it is farther than the maximum sensing distance (Xmax) preset in the memory device, it is set to the maximum air volume Vmax preset in the memory device (S112) (S115), and is farther than the minimum sensing distance preset in the memory device and is greater than the maximum sensing distance. If the distance is close, the amount of wind is small when the detected distance is close, and the amount of air is increased when the detected distance is far, and the distance-specific constant (α) preset in the storage device is added to the distance according to the reference air volume (SV) preset in the storage device. The air volume according to the calculation is calculated (S112) (S114).

The rotational speed of the left and right rotation louvers is controlled to obtain the set air flow rate (S116).

On the other hand, if the compressor is not running, it means that the room temperature is lower than the set temperature, and thus the temperature at which the deviation temperature ΔT for giving hysteresis is added to the set temperature determined to be equal to or higher than the set temperature which is a condition for driving the compressor (S104). If the room temperature is higher than the compressor is driven (S107).

If the room temperature is lower than the temperature S104 obtained by adding the deviation temperature? T to give hysteresis to the set temperature, the compressor is stopped (S106).

The process after the step 104 repeats the above steps 106 to 115.

It is determined whether the uniform cooling / heating function mode is input from the user (S201).

If it is not the uniform cooling / heating function mode, normal operation is performed (S202).

When the uniform cooling / heating function mode is input to the air conditioner, the indoor blowing fan is driven by comparing the temperature set by the user with the room temperature (203).

The left and right rotation louver motors are driven for the left and right rotation louvers 16c and the distance detection sensor according to the indoor fan fan rotation speed (S204).

After detecting the initial position of the left and right rotation louver while driving the left and right rotation louver motor, and transmits the ultrasonic waves at a predetermined time interval to detect the distance by the left and right rotation louver direction at the time that is reflected after the ultrasonic transmission (S205).

After detecting the distance by the left and right rotation louver direction (refer to the distance sensing map of each direction of the indoor space of FIG. 9 (a)), the air volume control chart for each air volume of the indoor space (see FIG. 9 (b)) If it is closer than the preset minimum detection distance (Xmin) (S206) to set the minimum cooling (CVmin) to the storage device (S208).

If it is farther than the maximum sensing distance (CXmax) preset in the memory device, it is set to the maximum cooling (CVmax) preset in the memory device (S207) (S210), which is farther than the minimum sensing distance preset in the memory device and is closer than the maximum sensing distance. If the detected distance is close, the cooling is less. If the detected distance is far, the cooling is added. The distance-specific constant α is added to the storage device according to the preset standard cooling (CV). The cooling is arithmetic (S207) (S209).

The compressor by the set cooling capacity is controlled to obtain the set cooling (S211).

As described above, according to the cooling and heating control apparatus and method of the air conditioner of the present invention, after the ultrasonic wave is transmitted at regular intervals by interlocking the left and right rotating louvers and the distance sensing sensor according to the room temperature, the reflected time returns By detecting each distance of the indoor space, it is possible to realize uniformity of indoor temperature and efficient cooling / heating regardless of the structure of the indoor space by adjusting the wind direction control, left / right rotation louver rotation speed control or cooling output according to the distance for each direction. .

Claims (6)

A microcomputer unit for controlling the entire system, a power supply unit for supplying power to each part of the system, an indoor temperature sensing unit for sensing the indoor temperature of the cooling / heating space, and an operation button to receive an operation command from the user A user input unit, a display unit showing the operation state of the system to the user, a compressor drive unit for driving the compressor, an indoor blower fan unit for blowing cold and warm air, a left and right rotating louver for adjusting the left and right directions of cold and warm air, and the room Receives the left and right rotary louver and the ultrasonic sensor driver for adjusting the rotation of the ultrasonic sensor for recognizing the environment of the space, the ultrasonic transmitter for generating and transmitting ultrasonic waves, and the ultrasonic waves transmitted from the ultrasonic transmitter to the opposite wall to return Ultrasonic receiving unit and the left and right rotation louver direction detection unit for detecting the direction of the directional angle of the left and right rotation louvers, The distance detection unit that detects the distance by converting the time difference required for transmitting / receiving the ultrasonic transmitter and the ultrasonic receiver, and compares the accumulated time and the rotational angular velocity of the left and right rotary louvers after changing the direction of travel of the left and right rotary louvers. Cooling / heating control device for an air conditioner comprising a left and right rotation louver direction detection unit for detecting the direction (direction angle) of the rotary louver. According to claim 1, It is composed of a structure that directly connects the distance sensing device rotation axis attached to the distance sensing device to the left and right rotation louver rotation axis so as to interlock with the distance sensing left and right rotation louver at the same position and the same acceleration in the same position. Cooling / heating control device of the air conditioner, characterized in that. Compressor, ultrasonic sensor, left and right rotating louver. A method for controlling air conditioning of an air conditioner having an indoor blowing fan, comprising: a first step of determining whether an operation mode is a uniform cooling function mode; and in the first step, if the operation mode is not a uniform cooling function mode, A second step of operating in an operation mode; and a third step of determining whether to operate the compressor by comparing and determining an indoor temperature and a preset temperature when the operation mode is a uniform cooling function mode in the first step; A fourth step of sensing the distance for each direction angle of the left and right rotating louvers by driving an ultrasonic sensor; a fifth step of calculating the air volume according to the detected distance in the fourth step; and a corresponding air volume calculated in the fifth step A sixth step of controlling the indoor blower fan and a seventh step of adjusting the driving speed of the indoor blower fan by separately controlling the input voltage of the indoor blower fan. How to heating / cooling control of the conditioner. 4. The method of claim 3, wherein the fourth step drives the left and right rotation louver motors to interlock the left and right rotation louvers and the distance sensor, detects an initial position of the left and right rotation louvers, and transmits the ultrasonic waves at predetermined time intervals. Cooling / heating control method of the air conditioner, characterized in that for detecting the distance to the left and right rotation louver angle direction by the return time after the transmission. The method of claim 3, wherein the fifth step detects the distance for each direction of the rotation louver and sets the minimum amount of air (Vmin) preset in the storage device when the distance is closer to the minimum detection distance (Xmin) preset in the storage device. If it is farther than the maximum sensing distance (Xmax) preset in the device, set it as the maximum air volume (Vmax) preset in the storage device.If the sensing distance is closer than the minimum sensing distance preset in the memory device and it is closer than the maximum sensing distance, it is When the detected distance is far, the air volume according to the distance is calculated by adding the distance-specific constant α set to the storage device according to the reference air volume SV set in the storage device so that the air volume increases. Cooling / Heating Control Method of Conditioner. In the cooling / heating control method of an air conditioner, the compressor control method includes a first step of determining whether the cooling / heating control of an air conditioner is a uniform function mode, and when the cooling / heating function mode is input to the air conditioner, A second step of driving a blower fan and driving the left and right rotating louver motors according to the indoor blowing fan rotational speed to detect the distance of each of the left and right rotating louver angles; If it is closer than the preset minimum sensing distance (Xmin), it is set to the minimum cooling (Vmin) preset in the memory. If it is farther than the maximum sensing distance (CVmax) preset in the storage, it is set to the maximum cooling (CVmax) preset in the storage. If the detected distance is closer, the cooling is less, and if the detected distance is far, the cooling is more than the minimum sensing distance set in the memory device. And a third step of controlling the compressor by the set capability to obtain the set cooling by calculating the cooling according to the distance by adding the preset constant for each distance (α) to the storage device according to the preset reference cooling (V) in the storage device. Cooling / heating control method of the air conditioner, characterized in that.