KR20060068962A - Remote control process of air conditioning appliance - Google Patents

Abstract

The present invention connects one outdoor gas engine heat pump air-conditioner and an indoor unit of a plurality of indoor air conditioners to remotely control the outdoor unit and indoor unit by wired / wireless communication through the indoor unit, and operates and stops each indoor unit. And it provides a control method of a multi-type gas engine heat pump air-conditioner for operating the outdoor unit in the mode of the indoor unit that is initially set mode (operation) of a plurality of indoor units to facilitate various operation control.

In addition, the present invention improves the efficiency of controlling the operation and operation for the multi-type gas engine heat pump air-conditioner, the control method of the multi-type gas engine heat pump air-conditioner to maximize the satisfaction and reliability in use by users or administrators using the same To provide.

Gas Engine Heat Pump, Air Conditioner, Remote, Wired / Wireless, Remote Control, Reset, Return, Indoor Unit, Outdoor Unit

Description

Control method for multi-type gas engine heat pump air conditioner {REMOTE CONTROL PROCESS OF AIR CONDITIONING APPLIANCE}

1 is a conceptual block diagram of an air conditioner to be implemented by applying the control method of the present invention;

2 is an exemplary view showing a connection state of an outdoor unit and an indoor unit to apply the present invention,

3 is an exemplary view of a remote controller for easily applying the control method of the present invention;

4 is a flowchart illustrating an execution relationship for a control method according to the present invention.

<Description of the code | symbol about the principal part of drawing>

10: indoor unit 11: control unit

12: storage unit 13: central processing unit

14: communication modem 20: outdoor unit

30: remote control 40: communication means

The present invention relates to wire / wireless communication for a multi-type gas engine heat pump air conditioner in which one outdoor gas engine heat pump air conditioner (hereinafter referred to as 'outdoor unit') and a plurality of indoor air conditioners (hereinafter referred to as 'indoor') are used. To control remotely through

More specifically, the multi-type gas engine heat pump can be controlled remotely via wired or wireless to easily supply cooling and heating of the air conditioner, so that each indoor unit can be easily operated and stopped, and various operation controls can be achieved. The present invention relates to a control method of a multi-type gas engine heat pump air conditioner for operating an outdoor unit in a mode of an indoor unit in which the mode is initially set and operated (operated) among indoor units.

Conventionally, a multi-type gas engine heat pump air conditioner that supplies air conditioning and heating starts to operate an outdoor unit installed outdoors, and when the temperature of the refrigerant required for air conditioning reaches a critical temperature after the outdoor unit is operated, the indoor unit installed indoors is operated to supply air conditioning and heating. Done.

In the conventional control method for the multi-type gas engine heat pump air conditioner as described above, the mode of the indoor unit when the operation of the indoor unit that is being operated for the first time out of a plurality of indoor units connected to the same outdoor unit starts operation in a different mode. When the indoor unit and all indoor units connected to the outdoor unit are stopped, and all the indoor units connected to the same outdoor unit all operate in the same mode, but the indoor units operate in different modes, the outdoor unit is normal. The indoor unit, which operates but has a changed mode, has problems such as cold air coming out and heating while being heated.

In this way, the multi-type gas engine heat pump air conditioner checks the state of each part and function only during operation to operate the safety device in the event of an abnormal phenomenon, stops the air conditioner and turns on the inspection lamp to notify the user of the abnormal condition and take action. If there is a problem in the air conditioner, that is, when the air conditioner is cooled by the mixed mode of the user, the user will not know how the installed air conditioner has failed, so after contacting the manager to the manager where the air conditioner is installed There was a hassle to come in and repair or restart.

Therefore, due to the above problems, the control method of operation and operation of the conventional multi-type gas engine heat pump air conditioner has some limitations on its efficiency. And there is always a problem that the reliability is lowered.

The present invention has been made to solve the problems of the prior art as described above has the following object.

The present invention connects one outdoor gas engine heat pump air-conditioner and an indoor unit of a plurality of indoor air conditioners to remotely control the outdoor unit and indoor unit by wired / wireless communication through the indoor unit, and operates and stops each indoor unit. And it is an object of the present invention to provide a control method of a multi-type gas engine heat pump air-conditioner for operating the outdoor unit in the mode of the indoor unit that is initially set mode (operation) of a plurality of indoor units to facilitate various operation control.                         

Another object of the present invention is to improve the efficiency of controlling the operation and operation for the multi-type gas engine heat pump air conditioner, and control the multi-type gas engine heat pump air conditioner to maximize the satisfaction and reliability in use by users or administrators using the same To provide a method.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment for achieving the above object of the present invention will be described in detail.

In describing the present invention, when it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

In addition, the terms to be described below are terms set in consideration of functions in the present invention, which may vary depending on the intention or custom of the user and the producer, and the definition should be made based on the contents throughout the present specification.

That is, the present invention, when operating the indoor units connected to the outdoor unit, which is a gas engine heat pump air-conditioner, check whether the indoor unit is abnormal in the process of operating the outdoor unit by the first indoor mode set mode, if there is a problem by pressing the reset button reset signal If the indoor unit is not abnormal, the control method to operate by pressing the operation button by the remote control capable of wired and wireless communication after selecting the function (MODE), the automatic operation in the process of selecting the mode by the remote control Checking whether the indoor unit performs the heating operation instead of the cooling operation when the operation button for the cooling operation is selected during the blowing operation, the cooling operation, and the heating operation; Recognizing the mixed air / heating mixture when the indoor unit performs the heating operation while the outdoor unit performs the cooling operation, outputting an alarm sound through the buzzer, and stopping the operation of the indoor unit; If the indoor unit is performing the cooling operation while the outdoor unit is performing the cooling operation, the indoor sensor senses the indoor temperature, and compares the detected indoor temperature with a preset temperature set by the user or the administrator. Stopping the indoor unit when the indoor temperature compared to the predetermined temperature is greater than the set temperature; When the indoor temperature compared above is less than or equal to the set temperature, the indoor unit is configured to be executed in a step of operating a cooling operation.

In addition, when the operation button for the heating operation is selected in the process of selecting the mode by the remote control step of checking whether the indoor unit is performing the cooling operation rather than the heating operation; Recognizing the mixed air / heating mixture when the indoor unit performs the cooling operation while the outdoor unit performs the heating operation, outputting an alarm sound through the buzzer, and stopping the operation of the indoor unit; If the indoor unit is performing the heating operation while the outdoor unit is performing the heating operation, the indoor sensor detects the indoor temperature, and compares the detected indoor temperature with a preset temperature set by the user or the administrator. Stopping the indoor unit when the indoor temperature compared to the predetermined temperature is lower than the set temperature; When the room temperature compared above is greater than or equal to the set temperature, the indoor unit is configured to be executed in a step of operating a heating operation.

In the control method of the present invention executed as described above, the outdoor unit is operated by an indoor unit that is initially set in mode when each indoor unit connected to the outdoor unit is operated. In this case, the operation mode of the indoor unit that is being operated for the first time among other indoor units connected to the outdoor unit is newly changed. When the indoor unit starts to operate in the same mode, the indoor unit performs normal operation. However, the indoor unit does not have the same operation mode as that of the indoor unit that is being operated at the first time. At the same time an alarm light such as a diode is turned on, the alarm sound is repeatedly output by the buzzer for a predetermined time to inform the user that the modes are mixed.

In this way, when the operation mode of the indoor unit that is being operated and the mode of the indoor unit that starts a new operation are not the same, the indoor unit that is set to another mode and starts operation is immediately stopped, and the operation is stopped even in the outdoor unit. It is recognized that the mode is recognized only during operation, and the mode is not recognized during the stop, so that the outdoor unit does not stop due to the mixed mode.

At this time, the user or administrator can reset the indoor unit where the alarm sound is generated by the buzzer through the remote control capable of wired / wireless communication to remove the alarm and error information, and then change the mode to restart the operation. It is possible to simply solve the problem of stopping the cooling and heating supply of the entire multi-type gas engine heat pump air conditioner.

On the other hand, in the execution of the control method of the present invention can be variously modified and can take various forms.

It is to be understood, however, that the present invention is not limited to the specific forms referred to in the above description, but rather includes all modifications, equivalents and substitutions within the spirit and scope of the invention as defined by the appended claims. It should be understood to do.

In order to help the understanding of the present inventors control method is implemented as described above will be briefly described with reference to the accompanying drawings, the connection relationship by wired and wireless communication between the outdoor unit and the indoor unit which is the technical background of the present invention.

First, as shown in the accompanying drawings, Figures 1 and 3, Figure 1 is a conceptual block diagram of the air conditioner to be implemented by applying the control method of the present invention, Figure 3 is easy to apply the control method of the present invention An illustration of a remote control for the purpose of illustration is shown.

That is, the alarm signal, which is an abnormal signal generated in the multi-type gas engine heat pump air conditioner, is outputted to the manager and the user, thereby enabling control according to the control command of the manager and the user.

To this end, the control unit 11 is to control the indoor unit 10 and the outdoor unit 20 is connected to each other to enable wired and wireless communication, which is a plurality of indoor unit 10 and the outdoor unit as shown in FIG. Data communication between the RS-485 communication port and the communication method of the multi-drop (MULTI-DROP), non-Echo (NON-ECHO) communication speed is composed of 9600BPS wired and wireless communication, according to the indoor unit ( 10) the main body of the outdoor unit 20 should be provided with a display function indicating the operating state.

In addition, the wired / wireless remote controller 30 has various button functions, so that the controller and the user can easily operate the indoor unit 10 even at a short distance by easily transmitting a signal to the control unit 11, and at the same time, an outdoor unit connected by wired / wireless communication. Operation of 20 is also possible.

Accordingly, the central processing unit 13 receives a state abnormal signal and an alarm signal generated by the multi-type gas engine heat pump air conditioner and performs a stored procedure in the storage unit 12 to generate a signal informing the state of the air conditioner. In addition, it is to follow the control procedure stored in the storage unit 12 or the control command generated by the wired / wireless remote controller 30 and to process according to the control commands of the remote manager and the user connected through the communication modem 14.

The communication modem 14 notifies the remote manager and the user of the integrated air conditioner status signal input to the central processing unit 13 through the communication network, and when the remote manager and the user input a control command through the communication network, It is to pass to the central processing unit (13).

In addition, the communication means 40 is composed of a wireless telephone 41, a wired telephone 42 and the Internet terminal 43, which is connected to the communication modem 14 through a communication network, so that the multi-type gas engine hit At the same time, it is possible to receive or check the abnormal state of the pump air conditioner, and at the same time, the control signal for the multi-type gas engine heat pump air conditioner can be easily transmitted from a long distance.

In addition, the remote controller 30 transmits a signal to the control unit 11 in the main body of the indoor unit 10 at a predetermined distance, which is also linked to the outdoor unit 20 connected to the indoor unit 10 to enable wired and wireless communication. I can do it.

The remote control 30 as shown in Figure 3, consisting of a number of button functions, which is a wind direction button 31 for adjusting the direction of the wind, wind speed button 32 for adjusting the amount of wind, setting Temperature button 33 to easily control the temperature, Run / Stop button 34 to operate and stop the desired indoor unit, Time setting button 35 for the administrator and user to easily set the operating time of the air conditioner, Air conditioners Function button 36 to select automatically, cooling, humidification, ventilation, and heating, which are the functions of the manager and the user, as desired, and reset the signal for restart after removing the abnormality in the multi-type gas engine heat pump air conditioner. Composed of a return button (37) for transmitting a and a display window (38) displayed so that the manager and user can easily check the setting state and operation state of the air conditioner It is.

As shown in FIG. 4, this is a flowchart for explaining an execution relationship for a control method according to the present invention.

First, in case of operating each indoor unit connected to the outdoor unit, which is a gas engine heat pump air conditioner, check whether the indoor unit is abnormal in the process of operating the outdoor unit by the indoor unit set in the first mode, and if it is abnormal, press the return button to transmit the reset signal. do.

At this time, if the indoor unit is not abnormal, after selecting the function (MODE) (S10) by pressing the operation button by the remote control capable of wired and wireless communication is operated.

When the operation button for cooling operation is selected among the automatic operation (S11), the blowing operation (S12), the cooling operation (20), and the heating operation (30) in the process of selecting a mode by the remote controller, the indoor unit is cooled. After confirming whether the heating operation is being performed instead of the operation (S21), and if the indoor unit is heating during the cooling operation of the outdoor unit at the time, the controller recognizes the mixed cooling / heating and outputs an alarm sound through the buzzer. At the same time (S22) to stop the operation of the indoor unit (S23).

If the indoor unit performs the cooling operation while the outdoor unit is performing the cooling operation, the indoor sensor senses the indoor temperature, and compares the detected indoor temperature with a preset temperature set by the user or the administrator. S24) If the above room temperature is greater than the set temperature, the indoor unit is stopped (S23). Otherwise, if the above room temperature is less than or equal to the set temperature, the indoor unit operates the cooling operation (S25). Will be done.

On the other hand, when the operation button for the heating operation is selected in the process of selecting the mode by the remote control after checking whether the indoor unit is performing the cooling operation, not the heating operation (S31) after the outdoor unit is heated operation If the indoor unit is in the cooling operation during the process of performing the recognition as a mixture of cooling / heating to output the alarm sound through the buzzer (S32) and at the same time stop the operation of the indoor unit (S33).

And, if the indoor unit is performing the heating operation during the heating operation of the outdoor unit in the above process, the indoor sensor detects the indoor temperature, and compares the detected indoor temperature with a preset temperature set by the user or administrator ( S34), wherein the indoor unit is stopped when the indoor temperature is less than the set temperature (S33). If the indoor temperature is greater than or equal to the set temperature, the indoor unit is heated. Will be operated (S35).

On the basis of this, when the present invention, using the wired and wireless remote control and communication means, the administrator and the user can easily control the indoor unit at a short distance or a long distance and at the same time connected to the indoor and outdoor units by wired and wireless communication to control the outdoor unit interlocked with the indoor unit It becomes possible, and thus the administrator and the user is provided with the convenience that can be easily restarted even if not go to the outdoor unit.

As described above, in the present invention, the indoor unit and the outdoor unit are connected by wired or wireless communication so that the outdoor unit can be controlled remotely through the indoor unit, and the operation and stop and various operation control for each indoor unit can be easily performed. Due to the effect of operating the outdoor unit in the mode of indoor unit that is set and operated (operated) in the mode, the efficiency of the operation and operation of the overall multi-type gas engine heat pump air conditioner is controlled and improved. Can achieve several effects simultaneously, such as maximizing satisfaction and reliability.

Claims (2)

When operating each indoor unit connected to the outdoor unit, which is a gas engine heat pump air-conditioner, check whether the indoor unit is abnormal while the outdoor unit is operated by the indoor unit set in the first mode, and if there is a problem, press the reset button to transmit the reset signal. If the indoor unit is not abnormal, the control method for operating by pressing the operation button by the remote control capable of wired and wireless communication after selecting the function (MODE); If the operation button for the cooling operation is selected during the automatic operation, the blowing operation, the cooling operation, and the heating operation in the process of selecting a mode by the remote controller, it is necessary to check whether the indoor unit performs the heating operation instead of the cooling operation. step; Recognizing the mixed air / heating mixture when the indoor unit performs the heating operation while the outdoor unit performs the cooling operation, outputting an alarm sound through the buzzer and stopping the operation of the indoor unit; If the indoor unit is performing the cooling operation while the outdoor unit is performing the cooling operation, the indoor sensor senses the indoor temperature, and compares the detected indoor temperature with a preset temperature set by the user or the administrator. Stopping the indoor unit when the indoor temperature compared to the predetermined temperature is greater than the set temperature; The control method of the multi-type gas engine heat pump air conditioner, characterized in that the indoor unit is performed to operate the cooling operation when the indoor temperature is less than or equal to the set temperature. The method of claim 1, Checking whether the indoor unit performs cooling operation instead of heating operation when the operation button for heating operation is selected in the process of selecting a mode by the remote controller; Recognizing the mixed air / heating mixture when the indoor unit performs the cooling operation while the outdoor unit performs the heating operation, outputting an alarm sound through the buzzer and stopping the operation of the indoor unit; If the indoor unit is performing the heating operation while the outdoor unit is performing the heating operation, the indoor sensor detects the indoor temperature, and compares the detected indoor temperature with a preset temperature set by the user or the administrator. Stopping the indoor unit when the indoor temperature compared to the lower than the set temperature; The control method of the multi-type gas engine heat pump air conditioner, characterized in that the indoor unit is performed in a step of operating the heating operation when the indoor temperature is greater than or equal to the set temperature.

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