EP2056032B1 - Klimaanlage und Betriebsverfahren dafür - Google Patents

Klimaanlage und Betriebsverfahren dafür Download PDF

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Publication number
EP2056032B1
EP2056032B1 EP08252016A EP08252016A EP2056032B1 EP 2056032 B1 EP2056032 B1 EP 2056032B1 EP 08252016 A EP08252016 A EP 08252016A EP 08252016 A EP08252016 A EP 08252016A EP 2056032 B1 EP2056032 B1 EP 2056032B1
Authority
EP
European Patent Office
Prior art keywords
controller
units
remote controller
information
air conditioner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
EP08252016A
Other languages
English (en)
French (fr)
Other versions
EP2056032A1 (de
Inventor
Young Hyoug Kim
Hae Jin Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020070109664A external-priority patent/KR101374777B1/ko
Priority claimed from KR1020070112236A external-priority patent/KR101450541B1/ko
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP2056032A1 publication Critical patent/EP2056032A1/de
Application granted granted Critical
Publication of EP2056032B1 publication Critical patent/EP2056032B1/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
    • F24F3/065—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52—Indication arrangements, e.g. displays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers

Definitions

  • the present invention relates to an air conditioner and an operating method thereof, and more particularly, to an air conditioner, which can effectively control a plurality of units included in the air conditioner by including an indoor unit, and an operating method thereof.
  • an air conditioner for cooling, heating, or air cleaning, and is installed to discharge cooling/heating air indoors, and clean indoor air to provide comfortable indoor environment to a man.
  • Such an air conditioner is divided into an indoor unit composed of an indoor heat exchanger, and an outdoor unit composed of a compressor and an outdoor heat exchanger.
  • the air conditioner operates by controlling a power source supplied to the compressor or the heat exchanger.
  • a plurality of indoor units may be connected to the outdoor unit, and the outdoor unit is driven according to the number of indoor units driven, supplies a refrigerant to the indoor units according to a requested operating state, and is operated in a cooling or heating mode.
  • Such an air conditioner includes a predetermined controller for controlling an indoor unit and an outdoor unit.
  • the controller displays, on the screen, an entire list of a plurality of indoor units and outdoor units to be connected, and outputs an operating state of each of the indoor units and outdoor units on the screen so that a user can check a state of each unit.
  • Such a controller can merely produce an output for the plurality of indoor units and outdoor units connected, but cannot extract and output data only corresponding to a user desired state, thus making the convenience of management low.
  • EP-A-1429083 describes an integrated controlled multi-air conditioner system with a plurality of indoor and outdoor units and a local control means that is connected in common with the outdoor units over a network.
  • an air conditioner which includes a plurality of controllers in the air conditioner, and shares settings through data transmission and reception between the controllers so that a change in the settings may be applied to other controllers, thereby keeping the settings of the plurality of controllers the same and preventing a collision between the controllers, and an operating method thereof.
  • an air conditioner which allows user-desired information only to be outputted on the screen for selective monitoring and operation control by displaying, on the screen, operation information of a unit corresponding to a user command upon controlling a plurality of indoor units or outdoor units or other units by a controller, and an operating method thereof.
  • the present invention provides an air conditioner according to claim 1.
  • the present invention provides an operating method of an air conditioner according to claim 10.
  • the thus-constructed air conditioner and the operating method thereof according to the present invention can maintain the consistency of settings because data can be shared between a plurality of controllers and indoor units and outdoor units can be controlled according to the same settings by applying a changed setting to other controllers through communication between the plurality of controllers, and accordingly can enhance controlling efficiency and the convenience of users using the controllers because the stability of control of the air conditioner is improved by preventing a friction between the controllers.
  • the air conditioner and the operating method thereof according to the present invention can enhance user convenience for control of the air conditioner, enhance the convenience of management through the controllers, and accordingly enhance efficiency since it is possible to configure a screen corresponding to a user' s request by outputting operational information of units only corresponding to a user command inputted from the controllers and making the corresponding units controllable.
  • FIG. 1 is a configuration view showing the configuration of an air conditioner in accordance with one embodiment of the present invention
  • the air conditioner according to the present invention includes one or more indoor units I installed indoors and one or more outdoor units O connected to the indoor unit I and including a compressor and a heat exchanger.
  • the air conditioner further includes a controller connected to the outdoor unit O and the indoor unit I and for monitoring and controlling the operating state of the air conditioner.
  • the air conditioner may further include units, such as a ventilator, a humidifier, an air cleaner, and a heater. These units may be integratedly controlled by the controller. Although the present invention is limited to a case where the indoor unit I and the outdoor unit O are connected to the controller, it may also be applicable to a case the above-mentioned units are further connected thereto.
  • At least one indoor unit I of the air conditioner may be provided in one room, and one or more outdoor units O are driven by a request of at least one of a plurality of indoor units I.
  • the cooling/heating capacity varies in response to the indoor units I being driven, the number of operations of the outdoor units O and the number of operations of the compressor installed at the outdoor units O vary.
  • the number of outdoor units may vary depending on the cooling/heating capacity corresponding to the number of indoor units of the air conditioner and the capacity of the compressor provided therein.
  • the outdoor units O and the indoor units I are connected through refrigerant piping P, and perform a cooling or heating operation according to the flow of refrigerant between the outdoor units O and the indoor units I and sends and receives data there between according to a predetermined communication method.
  • the outdoor units O include a compressor supplied with refrigerant to compress the same, an outdoor heat exchanger for heat-exchanging between the refrigerant and outside air, an accumulator for extracting gaseous refrigerant from the refrigerant supplied and supplying the same to the compressor, and a four-way valve for selecting a flow path of refrigerant according to a heating operation. Further, the outdoor units O include a high pressure sensor for measuring the pressure of refrigerant discharged from the compressor and a low pressure sensor for measuring the pressure of refrigerant supplied to the compressor. Besides, a plurality of sensors, a valve, an oil recovery unit, etc. may be further included, but descriptions of these components will be omitted below.
  • the indoor units I include an indoor heat exchanger, an indoor fan, an expansion valve for expanding refrigerant supplied from the outdoor units O, and a plurality of sensors.
  • FIG. 2 is a view showing the relation between controllers of the air conditioner according to one embodiment of the present invention.
  • the air conditioner includes a plurality of controllers connected to the plurality of indoor units and outdoor units and for monitoring the operations of the indoor units and outdoor units from a remote location.
  • a plurality of controllers as shown in FIG. 2 , send and receives data therebetween to share data for controlling the indoor units and the outdoor units.
  • each of the controllers share setting data of the plurality of indoor units and outdoor units through data communication therebetween, and if there is a change in the settings of any one of the controllers, changed setting data is sent and received to apply them to each of the controllers, thereby making the setting data of the indoor units and outdoor units have the same set values in all the controllers connected to the indoor units and the outdoor units.
  • each of the controllers receives setting data corresponding to a change in settings from other controllers, it updates stored setting data and displays changed setting information on the screen, thereby allowing the users using the respective controllers to check that the settings are changed by other controllers.
  • the setting information displayed on the screen includes operation set values for the indoor units and outdoor units, authentication information in response to an access of the controllers, and an announcement message about a change in settings.
  • the controllers include a remote control R, a local controller LRC, and remote controllers RC1, RC10, and RC20.
  • the remote control R is connected to an indoor unit to display the operating state of the connected indoor unit and control the operation of the indoor unit according to a user command.
  • the remote control R includes a wired remote control connected to an indoor unit by wire to perform a two-way communication and a wireless remote control for inputting a control command into the indoor unit by a predetermined wireless communication method.
  • the remote control R may be connected to one indoor unit or to a plurality of indoor units. If connected to a plurality of indoor units, the remote control R displays an operating state of any one of the plurality of indoor units and transmits the same control command to the plurality of indoor units connected.
  • the local controller LRC and the remote controllers are connected to the plurality of indoor units and outdoor units to control the operations of the plurality of indoor units and outdoor units and monitor the operating states thereof.
  • the number of indoor units controllable in the local controller LRC is set the same as or smaller than the number of indoor units controllable in the remote controllers.
  • the local controller LRC may perform simple control of the indoor units connected.
  • the remote controllers RC1, RC10, and RC20 can monitor and control a plurality of indoor units and outdoor units, and can control a larger number of indoor units than the local controller can. Such remote controllers are provided with a wired or wireless communication device, and connected to the indoor units and outdoor units according to various communication methods. In some cases, the remote controllers RC1, RC10, and RC20 may have a priority of a control command over the local controller LRC and the remote control R.
  • These remote controllers RC1, RC10, and RC20 include a first remote controller RC1 directly connected to a plurality of indoor units and outdoor units, a second remote controller connected to the first remote controller RC1, and a third remote controller RC20 connected to the first remote controller or the second remote controller RC10 via the internet.
  • the first remote controller RC1 sends and receives data to and from the local controller LRC and the plurality of indoor units and outdoor units, and sends and receives data to and from the remote control through the indoor units and the outdoor units.
  • the remote control R and the first remote controller RC1 are directly connected to perform communication.
  • the second and third remote controllers RC10 and RC20 send and receive data through the first remote controller RC1 without being directly connected to the indoor units and the outdoor units.
  • the second remote controller RC10 has a control program installed therein to control the first remote controller RC1.
  • the first remote controller RC1 substantially controls the indoor units and the outdoor units
  • the first remote controller RC1 and the second remote controller RC10 may be considered as one controller. This is applicable, especially, when a user interface for the inputting of a user command and the outputting of predetermined data does not exist in the first remote controller RC1.
  • FIG. 3 is a view showing first and second embodiments according to the configurations of remote controllers and a local controller of the air conditioner of the present invention.
  • the first embodiment of the air conditioner includes a local controller LRC1 connected to a plurality of indoor units I11 to I13 and I21 to I23 and outdoor units O1 and 02 and controlling the plurality of indoor units and a first remote controller RC1 connected to the plurality of indoor units and outdoor units and communicating with the local controller LRC1.
  • the first remote controller RC1 changes a set value of the corresponding indoor unit, and generates a control command corresponding to the set value and transmits it to the corresponding indoor unit and an outdoor unit connected to the indoor unit.
  • the first remote controller RC1 transmits changed setting data to the local controller LRC1.
  • the local controller LRC1 updates stored setting data in accordance with setting data received from the first remote controller RC1. If a display means is provided at the output part of the local controller LRC1, changed setting information is outputted through the display means. Otherwise, if no display means is provided, a predetermined sound effect through a speaker provided, or a lamp provided flashes for a predetermined period of time to enable the outputting of a change in settings.
  • a control command for this is transmitted to the corresponding indoor unit and outdoor unit, and, at the same time, changed setting data is transmitted to the first remote controller RC1.
  • the first remote controller RC1 updates stored setting data based on the received setting data, and outputs resulting changed setting information on the screen through the display means.
  • the first remote controller RC1 is capable of locking settings in the operation control for the indoor unit and the outdoor unit in order to avoid the settings from being changed by other controllers. If a setting is locked by the first remote controller RC1, setting data for this is transmitted to each controller, thus displaying that the settings of the indoor unit and the outdoor unit are locked.
  • a set temperature of a predetermined indoor unit or indoor unit group is varied by the first remote controller RC1, the first remote controller RC1 transmits a control command for the changed set temperature to the indoor unit and the outdoor unit and transmits setting data with the changed set temperature to the local controller LRC1.
  • the local controller LRC1 updates stored setting data based on the received setting data, and if a display means is provided, changes the set temperature of the predetermined indoor unit or indoor unit group and displays the same. In some cases, an announcement message about a change in settings may be further displayed.
  • the first remote controller RC1 updates stored setting data with information that the indoor unit is set to be stopped in operation according to the setting data received from the local controller LRC1, and outputs changed setting information. Further, the first remote controller RC1 displays a current operating state of the indoor unit on the screen in accordance with operating state data received from the indoor unit and the outdoor unit, and outputs operating state date about the stopping of the operation of a predetermined indoor unit through a display means provided.
  • the second embodiment of the air conditioner as shown in (b) of FIG. 3 , further includes a remote control R22 connected to an indoor unit in the first embodiment.
  • a remote control R22 connected to an indoor unit in the first embodiment.
  • the same names and same reference numerals are used to refer to the same components as in the first embodiment, and description thereof will be omitted below.
  • the second embodiment of the air conditioner includes a plurality of indoor units I11 to I13 and I21 to I23 and outdoor units O1 and 02, a local controller LRC1, a first remote controller RC1, and a remote control R22.
  • the remote control R22 is connected to at least one of a plurality of indoor units, for example, the fifth indoor unit I22.
  • a plurality of remote controls to be connected to different indoor units may be provided.
  • the first remote controller RC1 or the local controller LRC1 transmits setting data to other controllers.
  • the remote control receives setting data on a connected indoor unit and updates stored setting data in accordance with changed setting data, and displays resultant changed setting information on the screen.
  • the air volume of the fifth indoor unit I22 is varied to middle by the first remote controller RC1
  • the remote control R22 connected to the fifth indoor unit I22 receives setting data of the first remote controller RC1, and changes the air volume of the fifth indoor unit I22 to middle and displays it on the screen.
  • an announcement message corresponding to a change in the setting may be further outputted.
  • the remote control R22 transmits a control command to the fifth indoor unit I22 and, at the same time, transmits changed setting data to the first remote controller RC1 and the local controller LRC1. At this time, the remote control R22 directly transmits setting data to the first remote controller RC1 and the local controller LRC1 according to a predetermined communication method, or transmits setting data through the connected fifth indoor unit I22.
  • a temperature setting for the fifth indoor unit I22 is locked by the first remote controller RC1
  • the locking of the setting of the fifth indoor unit I22 is displayed in the local controller LRC and the remote control R22, and the change of the temperature setting of the fifth indoor unit I22 is unavailable.
  • the second embodiment of the air conditioner may include a plurality of indoor units and outdoor units, a first remote controller RC1, and a remote control while excluding the local controller LRC1.
  • the components except for the local controller LRC1 and the operations thereof are the same as those in the embodiment of FIG. 2 , and thus descriptions thereof will be omitted below.
  • FIG. 4 is a view showing a third embodiment in accordance with the configuration of a plurality of remote controllers of an air conditioner of the present invention.
  • the third embodiment of the air conditioner includes, as shown in (a) of FIG. 4 , a plurality of indoor units I11 to I13, I21 to I23 and I31 to I33 and outdoor units O1 02 and 03, and a plurality of remote controllers.
  • the third embodiment of the air conditioner may further include, as shown in (b) of FIG. 4 , a local controller LRC2 or a remote control R31.
  • the configurations and operations of the local controller LRC2 and the remote control R31 are the same as those of the remote control R22 and the local controller LRC1 of the previous first and second embodiments, so a description thereof will be omitted below.
  • the local controller LRC2 controls the third outdoor unit 03 and the seventh to ninth indoor units I31 to I33 only.
  • the air conditioner includes a plurality of indoor units I11 to I13, I21 to I23 and I31 to I33 and outdoor units O1 02 and 03, a first remote controller RC1, and a second remote controller RC10.
  • the first remote controller RC1 is connected to the plurality of indoor units I11 to I13, I21 to I23 and I31 to I33 and outdoor units O1, O2 and 03 to perform monitoring and operation control
  • the second remote controller RC10 is connected to the first remote controller RC1 to receive data on the plurality of indoor units and outdoor units through the first remote controller RC1 and perform monitoring, and controls the operations thereof by transmitting an inputted control command to the indoor units and the outdoor units through the first remote controller RC1.
  • the first remote controller RC1 and the second remote controller RC10 are provided with a wired or wireless communication means to send and receive data therebetween, and can share log data including control logs or control data on the remote controllers, as well as setting data on the indoor units and the outdoor units.
  • the first remote controller RC1 transmits a control command to the predetermined indoor unit or indoor unit group and an outdoor unit connected thereto, and, at the same time, transmits changed setting data to the second remote controller RC10.
  • setting data is transmitted also by the local controller LRC2 or the remote control R31.
  • the second remote controller RC10 updates stored setting data based on the setting data received from the first remote controller RC1, and displays resultant setting information on the screen.
  • the second remote controller RC10 transmits changed setting information to the first remote controller RC1 along with a control command.
  • the first remote controller RC1 controls the indoor units and the outdoor units according to the control command received from the second remote controller RC10, and updates stored setting data based on the changed setting data, and transmits the setting data to other controllers connected thereto, i.e., the local controller LRC2 or the remote control R31.
  • FIG. 5 is a view showing a fourth embodiment in accordance with an access of a plurality of remote controllers and a remote location of an air conditioner of the present invention.
  • the fourth embodiment of the air conditioner includes, as shown in (a) of FIG. 5 , a plurality of indoor units I11 to I13, I21 to I23 and I31 to I33 and outdoor units O1 02 and 03, and a plurality of remote controllers connected thereto.
  • the fourth embodiment of the air conditioner further includes a third remote controller RC20 connected to a first remote controller in the previous third embodiment of FIG. 4 .
  • the same names and same reference numerals are used to refer to the same components as in the third embodiment, and description thereof will be omitted below.
  • a second remote controller may be excluded, and the first remote controller RC1 and the third remote controller RC20 may be connected.
  • the third remote controller RC20 a controller dedicated for controlling the indoor units and the outdoor units, or a mobile communication device, such as a laptop, computer, mobile phone, and PDA, may be used.
  • the first remote controller RC1 is connected to the second remote controller RC10, and the third remote controller RC20 is connected to the first remote controller RC1 via the internet.
  • the third remote controller RC20 may be connected to the second remote controller RC10.
  • the first remote controller RC1 further includes a predetermined branching means H1 for internet connection, and the second remote controller RC10 may be directly connected to the first remote controller RC1 as in the previous third embodiment, or connected thereto through the branching means H1 as shown in (a) of FIG. 5 .
  • the third remote controller RC20 may be provided with a control program for controlling the indoor units and the outdoor units, or may access the first remote controller RC1 through a program, such as an internet browser, without any particular program to control the indoor units and the outdoor units through the control menu provided in the first remote controller RC1.
  • a control program for controlling the indoor units and the outdoor units is provided in the third remote controller RC20
  • changed setting data is transmitted to the first remote controller RC1
  • the first remote controller updates stored setting data and transmits the setting data to the second remote controller RC10, the local controller LRC2, and the remote control R31.
  • Each of the controllers applies setting data according to received setting data, and outputs changed setting information.
  • the first remote controller RC1 transmits changed setting data to the third remote controller RC20.
  • the third remote controller RC1 applies received setting data, and outputs resultant changed setting information.
  • the first remote controller RC1 accesses the first remote controller RC1
  • the first remote controller RC1 provides a control menu corresponding to an external access, e.g., from the third remote controller RC20, to the third remote controller RC20.
  • the third remote controller RC20 changes the setting of a predetermined indoor unit or indoor unit group according to the control menu provided in the first remote controller RC1.
  • the third remote controller RC20 only monitors the operating states of the indoor units and the outdoor units based on data provided by the first remote controller RC1 and transmits an inputted user command to the first remote controller RC1, but does not store setting data on the indoor units and the outdoor units.
  • the third remote controller RC20 accesses the first remote controller RC1 to control a predetermined indoor unit or indoor unit group
  • setting data of the first remote controller RC1 is changed, and the first remote controller RC1 transmits changed setting data to the second remote controller RC10, the local controller LRC2, and the remote control R31.
  • the third remote controller RC20 accessed to the first remote controller RC1, if the settings of the indoor units and the outdoor units are changed from any one of the first remote controller RC1, second remote controller RC10, local controller LRC2, and remote control R31, changed setting data is transmitted to each of the controllers, and the first remote controller RC1 transmits changed setting information to the accessed third remote controller RC20.
  • the first remote controller RC1 stores authentication information in response to an access of the third remote controller RC20, and if the third remote controller RC20 accesses the first remote controller RC1, an authentication procedure is performed for the third remote controller RC20. Upon completion of authentication, the first remote controller RC1 transmits data on the control menu for controlling the indoor units and the outdoor units to the third remote controller RC20, and controls the indoor units and the outdoor units based on received data. On the other hand, if authentication fails, the third remote controller RC20 is disconnected.
  • Authentication information may include at least one of an ID, password, and user personal information for access to the first remote controller RC1.
  • FIG. 6 is a view showing a fifth embodiment in accordance with the connection configuration of a plurality of remote controllers of an air conditioner of the present invention.
  • the fifth embodiment of the air conditioner includes a plurality of indoor units I11 to I13, I21 to I23, I41 to I43 and I51 to I53 and outdoor units O1 02, 04 and 05, a first remote controller RC1, a second remote controller RC10, a first local controller LRC1, a second local controller LRC2, a first remote control R12, and a second remote control R53. Further, as shown in (b) of FIG. 6 , a third remote controller R20 may be further included.
  • the same names and same reference numerals are used to refer to the same components, such as the first and second remote controllers, the third remote controller, the local controller, and the remote control, as in the first to fourth embodiments, and description thereof will be omitted below.
  • the second remote controller RC10 is connected to the first remote controller RC1 and the fourth remote controller RC2, and the first remote controller RC1 is connected to the fourth remote controller RC2 through a predetermined branching means H2.
  • the first remote controller RC1, the fourth remote controller RC2, and the second remote controller RC10 may be connected to the third remote controller RC20 through the branching means H2.
  • the first remote controller RC1 is connected to the first and second outdoor units O1 and 02, and the first to sixth indoor units I11 to I13 and I21 to I23 to perform monitoring and operation control.
  • the first local controller LRC1 is connected to the first and second outdoor units O1 and O2 to control the first to sixth indoor units I11 to I13 and I21 to I23.
  • the first remote control R12 is connected to the second and third indoor units I12 and I13.
  • the fourth remote controller RC2 is connected to the fourth outdoor unit 04, the fifth outdoor unit 05, and the tenth to fifteenth indoor units I41 to I43 and I51 to I53 to perform monitoring and operation control.
  • the second local controller LRC2 is connected to the fifth outdoor unit 05 to control the thirteenth to fifteenth indoor units I51 to I53, and the remote control R53 is connected to the fifteenth indoor unit I53.
  • the second remote controller RC10 is connected to the first remote controller RC1 and the fourth remote controller RC2 to perform integrated control of the first and fourth remote controllers RC1 and RC2 through data communication with first and fourth remote controllers RC1 and RC2. That is to say, the second remote controller RC10 receives all the information on the first to sixth indoor units, the tenth to fifteenth indoor units, and the first, second, fourth and fifth outdoor units O1, 02, 04 and 05 from the first and fourth remote controllers RC1 and RC2.
  • the third remote controller RC20 as shown in (b) of FIG. 6 monitors and controls the first to sixth indoor units if connected to the first remote controller RC1, and monitors and controls the tenth to fifteenth indoor units if connected to the fourth remote controller RC2. Otherwise, if the third remote controller RC20 is connected to the second remote controller RC10, the first to sixth and tenth to fifteenth indoor units controlled by the first and second remote controllers can be integratedly controlled.
  • the third remote controller RC20 accesses the first, second, and fourth remote controllers RC1, RC10, and RC2, respectively, the first, second, and fourth remote controllers RC1, RC10, and RC2, as in the previous fourth embodiment, stores authentication information on the third remote controllers RC20, and performs a predetermined authentication procedure for the third remote controller RC20.
  • changed authentication information is transmitted to other remote controllers along with setting data of the indoor units and the outdoor units, to thus update the authentication information.
  • the authentication information may be transmitted also to the local controller in some cases.
  • FIG. 7 is a block diagram showing the configuration of the controllers of FIG. 2 .
  • the controllers as above are configured as shown in FIG. 7 .
  • the configurations may be different according to the type of the controllers, a common configuration of the controllers is as follows and will be described by taking an example of the configuration of the first remote controller RC1.
  • the remote controller RC includes a control part 10, a data part 20, a communication part 30, an input part 40, and an output part 50.
  • the input unit 40 includes at least one button or a touch input means, and applies an inputted user command to the control part 10.
  • the input unit 40 may include both the button and the touch input means if necessary. Further, the input part 40 may include a soft key to be displayed on the screen. If the input part 40 is provided with a plurality of buttons, each of the buttons performs an independent function, or the plurality of buttons are combined so as to input different data into the control part 10 according to a combination of the buttons.
  • the output part 50 is provided with a display means for outputting texts or images, displays the operating state of an indoor unit I received through the communication part 30, and outputs a set value corresponding to data inputted by the input part 40 on the screen according to a control command of the control part 10. Also, the output part 50 displays a control menu for controlling the indoor unit I and a schedule setting menu on the screen of the display means.
  • the output part 50 may further include a speaker for outputting a sound effect, a warning sound, and a voice announcement and a lamp to be lighted or flashed.
  • the data part 20 stores data to be inputted through the input part 40, and stores data received from the indoor unit I and an outdoor unit O through the communication part 30, control data for controlling the indoor unit I and the outdoor unit O, setting data corresponding to the control of the outdoor unit and the indoor unit, and address data for data transmission and reception with the indoor unit and the outdoor unit.
  • the communication part 30 includes a plurality of communication modules, and sends and receives data with the outdoor unit O and the indoor unit O, or other controllers in a predetermined communication method to apply the data to the control part 10. Further, the communication part 30 processes an external access via the internet, transmits a control command of the control part 10 through data transmission and reception with a unit, such as a ventilator or an air cleaner, and receives operating state data of each unit.
  • a unit such as a ventilator or an air cleaner
  • the remote control R is provided with a communication module for communication with the indoor unit
  • the local controller LRC is provided with a communication module for communication with the indoor unit and the outdoor unit, or the remote controller RC.
  • the communication part 30 can send and receive data in a different communication method corresponding to a connected unit, and in some cases, may further include a conversion part for converting data between different communication methods.
  • the control part 10 controls data sent and received through the communication part 30, and controls inputted and outputted data by allowing data inputted through the input part 40 to be outputted through the output part 50. Especially, the control part 10 controls the operations of the indoor unit I, outdoor unit O, ventilator, and air cleaner, and monitors the operations thereof by displaying their respective operating states through the output part 50.
  • control part 10 generates a control command and transmits it through the communication part 30 so that each unit can perform a predetermined operation in response to a user command inputted through the input part 40, and allows logs on sent and received data to be stored in the data part 20.
  • the control part 10 extracts a unit corresponding to a user command inputted through the input part 40 among the plurality of units, such as an indoor unit I, an outdoor unit O, a ventilator, and an air cleaner, and allows operational information of the extracted unit to be selectively displayed through the output part 50.
  • the operational information includes data corresponding to the operating state, operation mode, and operation setting of each unit, and the control part 10 controls so as to selectively display data on the unit having a specific operation information according to a user command.
  • control unit 10 controls such that only the unit operating in any one of the operating states, including ' in operation, 'shutdown' and ' error' can be selectively displayed, or such that the indoor unit or outdoor unit operating in any one of the operation modes, including ' cooling', ' heating' , ' dehumidification' , ' fan' , ' air cleaning' , and ' ventilation' , can be displayed. Further, it is possible to display only the unit whose air volume is higher or lower than a set value, or selectively output only the unit having a difference of a predetermined value between a set temperature and an indoor temperature. At this time, the ' All' category is further included in the categories of selection for each operating state so as to output all the units.
  • control unit 10 controls such that operational information of the unit corresponding to an inputted user command can be outputted in an image or in an icon comprised of a combination of a plurality of images and text, or outputted in a text list.
  • the control unit 10 if the settings for the operations of the indoor unit I and the outdoor unit O are changed in response to a user command inputted from the input part 40, the control unit 10 generates a control command based on changed setting data and transmits it to the indoor unit I and the outdoor unit O through the communication part 30, and transmits changed setting data to other controllers to share them. Also, when the settings are changed from any one of the controllers and changed setting data is received through the communication part 30, the control unit 10 stores the changed setting data, and updates and applies the existing settings. Accordingly, setting data on the indoor unit and the outdoor unit has the same set value in all the controllers included in the air conditioner.
  • the second or third remote controller RC10 and RC20 transmits a control command generated in response to an inputted user command to the first remote controller RC1 to thus transmit data to the first remote controller RC1.
  • FIG. 8 is an illustrative view showing an example in accordance with the output of a control screen of the controllers of FIG. 7 .
  • the remote controllers RC1, RC10, and RC20 display operational information of an indoor unit or outdoor unit connected or, if necessary, operational information of a ventilator or air cleaning unit on the screen of the output part 50.
  • the control part 10 of the remote controllers RC1, RC10, and RC20 controls such that operational information of each unit displayed on the screen can be outputted in an icon.
  • the icon is formed of an image or a combination of a plurality of images and text.
  • the remote controllers RC1, RC10, and RC20 display at least one icon corresponding to each unit on the control screen, and display some of the operational information of the unit corresponding to each icon in an image or text.
  • an operational information selection menu 12 for selectively inputting specific operational information is displayed at one side of the control screen of the remote controllers RC1, RC10, and RC20.
  • the control part 10 controls such that a unit corresponding to the selectively inputted operational information can be extracted and outputted on the screen.
  • control part 10 selects only the unit in the state of the corresponding operational information and outputs it on the screen.
  • control part 10 controls such that an icon or text list can be outputted not for the unit that is shut down or has an error occurred, but for the unit in operation among all the units.
  • FIG. 9 is an illustrative view showing another example in accordance with the output of a control screen of the controllers of FIG. 7 .
  • the control part 10 controls such that all the units connected can be displayed on the screen of the output part 50 in the corresponding icons. At this time, the control part 10 controls such that each icon can be displayed in a different from according to the type of the corresponding unit. When any one of the plurality of icons is selected, operational information of the unit corresponding to the selected icon is displayed at one side of the screen. Further, the icons corresponding to the units can be displayed on the control screen by unit, group, and zone.
  • the remote controls RC1, RC10, and RC20 controls such that operational information can be displayed in the icons as shown in FIG. 8 , or such that operational information can be outputted at one side of the screen when a predetermined icon is selected as shown in FIG. 9 .
  • At least one icon is displayed on the control screen of the output part 50, and detailed operational information on a selected icon is displayed at one side of the screen, and an icon selection menu 13 for selectively inputting the unit to be outputted on the screen so as to be outputted in an icon or text list can be displayed at one side of the screen.
  • FIG. 10 is an illustrative view showing an example in which the control screen of the controllers of FIG. 7 is outputted in a list.
  • the remote controllers RC1, RC10, and RC20 controls such that operational information of each unit displayed in a text list can be selectively displayed according to an operation mode 15, an operating state 16, and operation settings 17 to 19.
  • an operation mode 15 an operating state 16
  • operation settings 17 to 19 As the operating settings, a lock setting 17, set temperature 19, and indoor temperature 18 for a unit can be selectively inputted.
  • the set values of air volume, wind direction, etc. can be selectively inputted.
  • the setting for each category is a display condition for outputting information of a unit.
  • selection menus for the operating state 15, operational information 16, and operation settings 17 to 19 are displayed.
  • information of the unit corresponding the changed settings is outputted in a text list. Further, it is possible to display only a predetermined unit by the name 14 of the unit or display the units in an array.
  • an operating state is changed to an error occurrence and inputted while operational information of the plurality of units is being outputted in a text list, that is to say, if ' in operation' is inputted as a display condition for the operating state to output only a unit in operation on the screen and the setting of air volume is changed to middle, the unit which is in operation and whose air volume is middle is outputted in a text list.
  • FIG. 11 is an illustrative view showing an example of the control screen corresponding to the data management of the controllers of FIG. 7 .
  • the remote controllers RC1, RC10, and RC20 store information on indoor units and outdoor units to be connected, and change the setting of each unit.
  • the remote controllers RC1, RC10, and RC20 store information on the indoor unit name, physical address, model name, etc. of each of the indoor units and outdoor units. Further, if there exists an indoor unit newly connected and unregistered, it may be additionally registered or an registered indoor unit may be deleted. Even in a case where an indoor unit is newly added, changed setting data is transmitted to each controller.
  • the first remote controller RC1 transmits information of an added indoor unit to the second remote controller RC10 and the first local controller LRC1, but does not transmit setting data to the fourth remote controller RC2 and the second local controller LRC2. At this time, the remote control only receives information on a connected indoor unit.
  • changed setting data is transmitted to the first and fourth remote controllers RC1 and RC2 and the first and second local controllers LRC1 and LRC2.
  • FIG. 12 is an illustrative view showing an example of an authentication information management screen of the controllers of FIG. 7 .
  • the first remote controller RC1, fourth remote controller RC2, and second remote controller RC10 store authentication information on the third remote controller RC20 that is externally connected.
  • each of the controllers transmits changed authentication information to other controllers to share the authentication information. Accordingly, the third remote controller RC20 can access the first remote controller RC1, fourth remote controller RC2, and second remote controller RC10 by using the same authentication information.
  • the authentication information is not transmitted to other controllers.
  • the authentication information set to share exception is authentication information of the third remote controller RC20, the third remote controller RC20 can access only to a specific controller whose authentication information is registered.
  • FIG. 13 is a sequential view showing a method of selectively outputting operational information of a unit according to a user command in the controllers of FIG. 7 .
  • the remote controllers RC1, RC10, and RC20 output information on connected units in an icon or text list (S210).
  • the inputted display condition is a condition corresponding to an operating state (S230)
  • only the units operating in an inputted operating state is extracted and outputted in an icon or text list (S240). For example, if ' in operation' is inputted, only the units in operation are outputted, and if ' error' is inputted, only the units having an error occurred are displayed on the screen.
  • the inputted display condition is a condition corresponding to an operation mode (S250)
  • operational information is outputted for the units operating in the same operation mode as the inputted operation mode (S260). For example, if the operation mode is selected as ' cooling' , the units in cooling operation are displayed in an icon or text list.
  • the inputted display condition is a condition for other operation settings (S270)
  • the units having the same set value as an inputted operation set value is extracted to thus display operational information thereof (S280). For example, it is possible to display only the units whose air volume is ' strong' and whose target temperature value is 20 degrees or only the unit whose indoor temperature is 24 degrees.
  • FIG. 14 is a sequential view showing a method of outputting operational information of the units of the controllers of FIG. 7 .
  • the remote controllers RC1, RC10, and RC20 search for connected units (S350), and outputs operational information of the units on the screen based on data received from the connected units (S360). At this time, the operational information of the units is outputted in an icon or text list according to basic settings.
  • view icon When view icon is selected according to an inputted user command by manipulating the selection menu displayed on the screen (S370), the units are displayed in an icon composed of an image or a combination of images and text, and resultant operational information is displayed on the screen (S380).
  • FIG. 15 is a sequential view showing a method of data transmission between a plurality of controllers of an air conditioner of the present invention.
  • the remote controllers RC1, RC10, and RC20, the local controller LRC, and the remote control R share the changed setting.
  • the operation will be described by taking an example of (a) of FIG. 6 and the fifth embodiment of the air conditioner.
  • any one of the plurality of controllers for example, the first remote controller RC1 changes the setting of the second indoor unit I12 according to a user command S410 inputted through the input part 40, and stores the changed setting (S420). For example, a set temperature in a cooling mode is changed from 25 degrees to 23 degrees.
  • the first remote controller RC1 transmits a control command in response to a change in set temperature to the first outdoor unit O1 and the second outdoor unit I12 (S430).
  • the third remote controller RC20 is connected, setting data or changed setting information is transmitted to the third remote controller RC20.
  • the third remote controller RC20 is provided with a program for controlling the indoor units and the outdoor units as in the fourth embodiment, setting data is transmitted, or if the third remote controller RC20 controls through a control menu provided from the first remote controller, only change information is transmitted.
  • the operations of the first outdoor unit O1 and the second outdoor unit I12 are controlled according to a received control command (S490).
  • a received control command S490
  • changed operating state data is transmitted to the first remote controller RC1 (S500).
  • operating state data of the second indoor unit I12 is transmitted to the first local controller LRC1 and the first remote control R12 as well.
  • the first remote controller RC1 outputs operating states for the indoor units and the outdoor units on the screen according to operating state data received from the indoor units or the outdoor units (S480). At this time, the first remote controller RC1 transmits operating state data to the second remote controller RC10.
  • the first local controller LRC1, first remote control R12, and second remote controller RC10 update stored setting data based on setting data received from the first remote controller RC1 (S510), and output changed setting information on the screen (S520).
  • a control provided with no display means is adapted to flash a lamp provided or output a predetermined sound effect through a speaker.
  • setting data is transmitted to the second remote controller and the second local controller LRC2.
  • the third remote controller RC20 accesses the first remote controller RC1 (S440, S230), the first remote controller RC1 send a request for authentication information to the third remote controller RC20 (S450), and the third remote controller RC20 transmits predetermined authentication information to the first remote controller RC1 (S540).
  • the first remote controller RC1 performs an authentication procedure by comparing stored authentication information with the authentication information received from the third remote controller RC20 and checking whether they are consistent with each other or not.
  • the authentication information may include an ID, a password, or user' s personal information.
  • the first remote controller RC1 finishes authentication (S460), and transmits operating state data for the indoor units and the outdoor units to the third remote controller (S470). If authentication fails, the third remote controller RC20 is disconnected and operating states of the indoor units and the outdoor units are outputted (S480).
  • the third remote controller RC20 is provided with a control program for controlling the indoor units and the outdoor units, received data is displayed on the screen (S550) to monitor and control the indoor units and the outdoor units. Meanwhile, if there is no particular control program provided, the first remote controller RC1 provides a control menu for controlling the indoor units and the outdoor units to the third remote controller RC20.

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Claims (14)

  1. Klimaanlage, welche Folgendes aufweist:
    eine Vielzahl von Einheiten (I,O);
    eine erste mit der Vielzahl von Einheiten verbundene Steuervorrichtung zur Überwachung und Steuerung deren Betriebszustands; und
    eine mit der ersten Steuervorrichtung verbundene zweite Steuervorrichtung;
    dadurch gekennzeichnet, dass:
    im Falle der Änderung der Einstellungen der Vielzahl von Einheiten, die erste Steuereinrichtung geänderte Einstellungsdaten an die zweite Steuervorrichtung sendet; und
    die zweite Steuervorrichtung gespeicherte Einstellungsdaten basierend auf den empfangenen Einstellungsdaten aktualisiert und geänderte Einstellungsdaten auf dem Bildschirm anzeigt, welche mit der ersten Steuervorrichtung synchronisiert werden sollen; und
    im Falle der Eingabe einer Anzeigebedingung für zumindest eine Betriebsinformation unter bzw. inmitten Betriebszustand, Betriebsmodus und Betriebseinstellungen gemäß einem eingegebenen Benutzerbefehl, die erste Steuervorrichtung mindestens eine Einheit mit einer Anzeigebedingung entsprechend dem Benutzerbefehl aus der Vielzahl von Einheiten extrahiert, und Betriebsinformationen über die extrahierte Einheit ausgibt.
  2. Klimaanlage nach Anspruch 1, dadurch gekennzeichnet, dass die erste Steuervorrichtung entweder eine lokale Steuervorrichtung (LRC) zur einfachen Steuerung einer vorgegebenen Einheit der Vielzahl von Einheiten ist, oder eine Fernsteuerung (R), welche mit einer beliebigen der Vielzahl von Einheiten verbunden ist, oder entfernte Steuervorrichtungen (RC1, RC2, RC10 und RC20) zur Überwachung und Steuerung des Betriebs bzw. der Abläufe der Vielzahl von Einheiten; und
    die zweite Steuervorrichtung entweder eine lokale Steuervorrichtung (LRC) zur einfachen Steuerung einer vorgegebenen Einheit der Vielzahl von Einheiten ist, oder eine Fernsteuerung (R), welche mit einer beliebigen der Vielzahl von Einheiten verbunden ist, oder entfernte Steuervorrichtungen (RC1, RC2, RC10, RC20) zur Überwachung und Steuerung des Betriebs bzw. Abläufe der Vielzahl von Einheiten.
  3. Klimaanlage nach Anspruch 1, welche des Weiteren eine mit der ersten Steuervorrichtung verbundene dritte Steuervorrichtung für den Empfang von Betriebszustandsdaten über die Einheiten und für die Übertragung eines eingegebenen Steuerbefehls an die erste Steuervorrichtung zur Steuerung der Einheiten durch die erste Steuervorrichtung aufweist,
    dadurch gekennzeichnet, dass die dritte Steuervorrichtung die Einstellungsdaten von der ersten Steuervorrichtung empfängt, gespeicherte Einstellungsdaten aktualisiert, geänderte Einstellungsdaten auf dem Bildschirm anzeigt, und falls Einstellungsdaten über die Vielzahl von Einheiten gemäß eines eingegebenen Benutzerbefehls geändert werden, die geänderten Einstellungsdaten an die erste Steuervorrichtung sendet.
  4. Klimaanlage nach Anspruch 3, dadurch gekennzeichnet, dass die dritte Steuervorrichtung mit einer verdrahteten oder drahtlosen Kommunikationseinrichtung ausgestattet und mit der ersten Steuervorrichtung verbunden ist.
  5. Klimaanlage nach Anspruch 3, dadurch gekennzeichnet, dass die erste Steuervorrichtung Authentisierungsinformationen ansprechend auf einen Zugriff durch die dritte Steuervorrichtung speichert, und eine Authentisierung basierend auf den Authentisierungsinformationen nach Zugriff durch die dritte Steuervorrichtung ausführt.
  6. Klimaanlage nach Anspruch 5, dadurch gekennzeichnet, dass die erste Steuervorrichtung die Authentisierungsinformationen über die dritte Steuervorrichtung an die zweite Steuervorrichtung zur gemeinsamen Nutzung der Informationen sendet; und
    die dritte Steuervorrichtung auf die zweite Steuervorrichtung mit Hilfe derselben Authentisierungsinformationen zugreift, um Informationen über die Einheiten zu empfangen und zu steuern.
  7. Klimaanlage nach Anspruch 3, dadurch gekennzeichnet, dass falls eine beliebige Einstellungsinformation unter bzw. inmitten Betriebszustand, Betriebsmodus und Betriebseinstellungen der Vielzahl von Einheiten verändert wird, die erste Steuervorrichtung geänderte Einstellungsinformationen auf dem Bildschirm anzeigt und Einstellungsdaten einschließlich der geänderten Einstellungsinformationen an die zweite Steuervorrichtung und die dritte Steuervorrichtung sendet, und
    falls Einstellungsdaten über eine beliebige Einstellungsinformation unter bzw. inmitten Betriebszustand, Betriebsmodus und Betriebseinstellungen der Vielzahl von Einheiten von entweder der zweiten Steuervorrichtung oder der dritten Steuervorrichtung empfangen werden, gespeicherte Einstellungsdaten basierend auf den Einstellungsdaten aktualisiert werden und auf dem Bildschirm angezeigt werden.
  8. Klimaanlage nach Anspruch 1, dadurch gekennzeichnet, dass die erste Steuervorrichtung Folgendes aufweist:
    einen Ausgabeabschnitt (50) zur Anzeige von Betriebsinformationen über die Vielzahl von Einheiten;
    einen Eingabeabschnitt (40) zur Eingabe des Benutzerbefehls;
    einen Kommunikationsabschnitt (30) zur Sendung und Übertragung von Daten mit der Vielzahl von Einheiten; und
    einen Steuerabschnitt (10) zur Steuerung derart, dass eine dem Benutzerbefehl entsprechende Einheit basierend auf Daten über die Vielzahl von Einheiten, welche durch den Kommunikationsabschnitt (30) empfangen werden, extrahiert werden können, und dass Betriebsinformationen der extrahierten Einheit in einem Piktogramm oder Symbol oder einer Liste durch den Ausgabeabschnitt (50) ausgegeben werden können.
  9. Klimaanlage nach Anspruch 8, dadurch gekennzeichnet, dass falls es eine Vielzahl von Anzeigebedingungen entsprechend dem Benutzerbefehl gibt, der Steuerabschnitt (10) derart steuert, dass eine Einheit, welche alle der Vielzahl von Bedingungen erfüllt, extrahiert und durch den Ausgabeabschnitt (50) ausgegeben wird.
  10. Betriebsverfahren einer Klimaanlage, welches die folgenden Schritte aufweist:
    Änderung von Einstellungsinformationen durch eine erste Steuervorrichtung zur Steuerung einer Vielzahl von Einheiten ansprechend auf einen Benutzerbefehl;
    dadurch gekennzeichnet, dass das Verfahren des Weiteren die folgenden Schritte aufweist:
    Übertragung von ersten Einstellungsdaten einschließlich der geänderten Einstellungsinformation an eine zweite Steuervorrichtung;
    Empfang von zweiten Einstellungsdaten über eine Änderung bei den Einstellungsinformationen der Vielzahl von Einheiten von der zweiten Steuervorrichtung; und
    Aktualisierung der Einstellungsinformationen basierend auf den zweiten Einstellungsdaten und Anzeige der aktualisierten Einstellungsinformationen auf dem Bildschirm; und
    falls eine Anzeigebedingung für zumindest eine Betriebsinformation unter bzw. inmitten Betriebszustand, Betriebsmodus und Betriebseinstellungen der Vielzahl von Einheiten gemäß einem eingegebenen Benutzerbefehl eingegeben wird, Extrahieren der Einheiten, welche die Anzeigebedingung unter der Vielzahl von Einheiten erfüllen, und Ausgabe von Betriebsinformationen über diese auf dem Bildschirm.
  11. Verfahren nach Anspruch 10, welches des Weiteren die folgenden Schritte aufweist:
    Aktualisierung von Einstellungsdaten durch die zweite Steuervorrichtung basierend auf den ersten Einstellungsdaten, welche von der ersten Steuervorrichtung empfangen werden, und Anzeige derselben auf dem Bildschirm; und
    falls die Einstellungsinformationen der Vielzahl von Einheiten ansprechend auf einen eingegebenen Benutzerbefehl geändert werden, Übertragung der zweiten Einstellungsdaten einschließlich der geänderten Einstellungsinformationen an die erste Steuervorrichtung.
  12. Verfahren nach Anspruch 10, welches des Weiteren die folgenden Schritte aufweist, in welchen:
    eine Authentisierung für die dritte Steuervorrichtung ausgeführt wird, wenn die dritte Steuervorrichtung auf die erste Steuervorrichtung zugreift; und
    nach Beendigung der Authentisierung, Betriebszustandsdaten für die Einheiten an die dritte Steuervorrichtung übertragen werden, und die Einheiten basierend auf von der dritten Steuervorrichtung empfangenen Daten gesteuert werden.
  13. Verfahren nach Anspruch 10, welches des Weiteren die folgenden Schritte aufweist, in welchen:
    wenn keine Anzeigebedingung nach Eingabe eines Benutzerbefehls eingegeben wird, Betriebsinformationen über die gesamte Vielzahl von Einheiten auf dem Bildschirm ausgegeben werden.
  14. Verfahren nach Anspruch 13, dadurch gekennzeichnet, dass falls die Anzeigebedingung ein Betriebszustand ist, mindestens ein Betriebszustand einschließlich aller Zustände, im Betrieb befindlich, Stillstand und Störung, eingegeben wird,
    falls die Anzeigebedingung ein Betriebsmodus ist, jeder beliebige Betriebsmodus einschließlich aller Modi, Kühlmodus, Heizmodus, Gebläsemodus, Entfeuchtungsmodus, Belüftungsmodus und Luftreinigungsmodus, eingegeben wird, und
    falls die Anzeigebedingung Betriebseinstellungen ist, jede beliebige Betriebseinstellung einschließlich Sperreinstellung, Luftvolumen, Windrichtung und Solltemperatur, eingegeben wird.
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KR1020070109664A KR101374777B1 (ko) 2007-10-30 2007-10-30 공기조화기 및 그 동작방법
KR1020070112236A KR101450541B1 (ko) 2007-11-05 2007-11-05 공기조화기 및 그 동작방법

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