EP2479504B1 - Klimaanlage - Google Patents

Klimaanlage Download PDF

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Publication number
EP2479504B1
EP2479504B1 EP11192996.4A EP11192996A EP2479504B1 EP 2479504 B1 EP2479504 B1 EP 2479504B1 EP 11192996 A EP11192996 A EP 11192996A EP 2479504 B1 EP2479504 B1 EP 2479504B1
Authority
EP
European Patent Office
Prior art keywords
information
air conditioner
indoor unit
maintenance
time
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.)
Active
Application number
EP11192996.4A
Other languages
English (en)
French (fr)
Other versions
EP2479504A3 (de
EP2479504A2 (de
Inventor
Tomofumi Kawai
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.)
Fujitsu General Ltd
Original Assignee
Fujitsu General Ltd
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Filing date
Publication date
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Publication of EP2479504A2 publication Critical patent/EP2479504A2/de
Publication of EP2479504A3 publication Critical patent/EP2479504A3/de
Application granted granted Critical
Publication of EP2479504B1 publication Critical patent/EP2479504B1/de
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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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • 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
    • F24F11/56—Remote control
    • 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
    • F24F11/46—Improving electric energy efficiency or saving
    • 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
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers

Definitions

  • the present invention relates to an air conditioner that displays contents of a maintenance operation and its operation time.
  • a filter is provided in the indoor unit of the ACs so that dirt and dust in the air do not enter an air-intake, and some of the ACs have a function of automatically cleaning the filter when the operation is stopped after the operation time reaches a predetermined integrated operation time.
  • the conventional air conditioner automatically starts a maintenance operation (drying operation and filter cleaning) independently of a stop operation performed by the user when the AC satisfies predetermined conditions. Therefore, in the conventional air conditioner, when an operator controls the stop operation of the air conditioning operation, the operation time and power consumption (electricity expenses) of the air conditioning operation are transmitted from the AC body to the RC through bidirectional communication, however, the information for the maintenance operation is not transmitted.
  • the operation is not stopped even if the stop operation of the air conditioner is performed. Therefore, because it is not known what type of operation is being operated and how long the operation is continued, the air conditioner may be forcibly stopped or a new air-conditioning operation may be started, that is, the maintenance operation is not satisfactorily performed.
  • an object in one aspect of an embodiment of the invention to provide an air conditioner capable of clearly recognizing contents of a maintenance operation and a time for the maintenance operation.
  • JP-H08-271039 A shows an air conditioner according to the preamble of claim 1.
  • an air conditioner is defined in claim 1 and includes an air conditioner body that performs maintenance operation after air conditioning is operated; and a remote controller that controls the operation of the air conditioner body, wherein the air conditioner body includes a body receiver that receives a control signal for controlling the operation from the remote controller, a body transmitter that transmits operation information for the air conditioner body to the remote controller, and a maintenance-operation information generator that generates contents of the maintenance operation and its operation time as the operation information, and the remote controller includes a remote-controller transmitter that transmits a control signal for controlling the operation to the air conditioner body, a remote-controller receiver that receives operation information for the air conditioner body transmitted from the air conditioner body, and a display unit that displays the contents of maintenance operation and the operation time included in the operation information received by the remote-controller receiver, wherein when the remote-controller transmitter transmits a control signal to stop the operation to the air conditioner body, the body receiver receives the control signal, the maintenance-operation information generator generates the contents of the maintenance operation and its operation time
  • FIG. 1 is a diagram for explaining a relationship among an air conditioner body and a RC according to one embodiment of the present invention, a humidifier, and an externally connected device.
  • FIG. 2 is a block diagram of a schematic configuration among the air conditioner body, the RC, the humidifier, and the externally connected device in FIG. 1 .
  • FIG. 3 is a plan view of the RC of the air conditioner according to the present embodiment.
  • the air conditioner according to the present embodiment is formed with an AC indoor unit 2 being an air conditioner body, a RC 1, and an outdoor unit (not illustrated).
  • a remote operation and various settings are performed from the RC 1 to the AC indoor unit 2 using bidirectional communication through radio frequency (RF) modules.
  • RF radio frequency
  • the RC 1 acquires various operation information from the AC indoor unit 2, the information is displayed on a display unit of the RC 1, to be used for operation control and various settings.
  • the RC 1 according to the present embodiment has a wired connection with a personal computer (PC) 3 through a universal serial bus (USB) connection terminal being an external connection terminal to transmit the acquired various operation information thereto, so that the PC 3 can manage the operation information.
  • the RC 1 according to the present embodiment can remotely operate a humidifier 4 or the like being a unit to be operated other than the AC indoor unit 2 using infrared light-emitting diode (IR LED) being an infrared transmitter.
  • IR LED infrared light-emitting
  • the RC 1 includes an RF module 11 being a RC transmitter and an RC receiver including a transceiver and an antenna for performing bidirectional wireless communication with the AC indoor unit 2, a USB socket 12 for USB connection with the PC 3 that manages information, an IR LED 13 that transmits a command to the humidifier 4 through an infrared (IR) diode to control it, an MPU board 14 that mounts thereon a micro processor unit (MPU) including a memory that stores therein data such as the various operation information received from the AC indoor unit 2 for a fixed period (here, 40 days) and controls units of the RC 1, a liquid-crystal display (LCD) unit 15 being a display unit for displaying control information of the RC 1 and the operation information (operation time, power consumption,
  • MPU micro processor unit
  • the AC indoor unit 2 includes an RF module 21 being a body receiver and a body transmitter for performing bidirectional wireless communication with the RF module 11 of the RC 1, and an MPU board 22 mounting thereon an MPU that controls the units of the AC indoor unit 2 based on commands from the RC 1 received by the RF module 21, collects the operation information for the AC indoor unit 2, calculates operation time and power consumption (electricity expenses) in an air-conditioner operation mode 22a or in a maintenance operation mode 22b, and also includes memory that stores therein data for a fixed period (here, 10 days).
  • the MPU board 22 forms a maintenance-operation information generator that generates contents of characteristic maintenance operation according to the present invention and its operation time as operation information.
  • the AC indoor unit 2 further includes an RTC 23 being a timer required for displaying a countdown for the operation time of the maintenance operation.
  • the PC 3 includes a USB socket 31 for connecting a USB cable to the USB socket 12 of the RC 1.
  • the PC 3 installs operation-information management software to thereby enable data transmission/reception upon USB connection, periodical collection of operation information from the AC indoor unit 2 through the RC 1, and continuous control of the operation on the PC screen.
  • the humidifier 4 includes an infrared proximity detector (IR PD) unit 41 for receiving an infrared signal transmitted from the IR LED 13 of the RC 1.
  • IR PD infrared proximity detector
  • the RC 1 can control the humidifier 4 using this infrared signal (command).
  • the RC 1 controlling the air conditioner includes the LCD unit 15 formed from a liquid-crystal display portion for displaying operation information (contents of maintenance information, operation time, power consumption, etc.), and the key operating unit 16 for controlling the operation of the AC indoor unit 2.
  • the key operating unit 16 is provided with Start/Stop key 16a for controlling operation start and operation stop of the AC indoor unit 2, and also with OK key 16b required for start of pairing.
  • the air conditioner according to the present embodiment performs bidirectional wireless communication using the RF modules between the RC 1 and the AC indoor unit 2. Therefore, if a different model of AC is provided close to these two, the RC 1 cannot discriminate an operation-target device from the other, and thus the air conditioner requires previous pairing setting.
  • FIG. 4 is a sequence diagram of a pairing setting operation performed between the RC 1 and the AC indoor unit 2 according to the present embodiment.
  • FIG. 5 is a diagram of one example of AC model information that can be received during the pairing setting in FIG. 4 .
  • FIG. 6 is a diagram of one example of AC model information minimum required for the pairing setting in FIG. 4 .
  • Step S60 when the operator depresses a pairing button (not illustrated) provided in the AC indoor unit 2, a pairing execution status is indicated with sound of a buzzer and with blinking of the lamp, a pairing request signal of the AC indoor unit 2 is sent to the RF module 21, and the pairing is started (Step S60).
  • Step S61 “Pairing is being registered” is displayed on the LCD unit 15 of the RC 1.
  • Step S62 communication for the pairing is performed between the RF modules 11 and 21 (Step S62), and after it is checked whether these are models whose pairing can be registered (Step S63), a pairing complete signal indicating completion of the pairing of the RF modules is transmitted from the RF module 21 to the MPU board 22 (Step S64), and the pairing complete signal indicating completion of the pairing of the RF modules is transmitted from the RF module 11 to the MPU board 14 (Step S65).
  • an AC model information request is transmitted as general data from the RC 1 to the AC indoor unit 2 (Step S66).
  • a signal indicating the AC model information that can be received from the AC indoor unit 2 includes, as illustrated in FIG. 5 , a series name (Z/S), manufacturing year of the indoor unit (A to Z), a character string (model name: within 16 characters), a derivative model (1), and an AC ID (MAC address).
  • the RF module 21 of the AC indoor unit 2 transmits a general-data transmission complete signal to the RC 1 to notify the RC 1 that the transmission has been successful (Step S67).
  • the MPU board 14 of the RC 1 switches the RF module 11 to the reception mode (Step S68).
  • the MPU board 22 of the AC indoor unit 2 transfers the model information of the AC to the RC 1 (Step S69).
  • the RF module 11 transmits an information transfer complete signal to the AC indoor unit 2, to notify the AC indoor unit 2 that the transmission has been successful (Step S70).
  • the RC 1 When acquiring the AC model information, the RC 1 notifies the RF module 11 that the reception mode is canceled (Step S71), and receives a reception mode complete signal (Step S72).
  • the MPU board 14 of the RC 1 determines whether the AC indoor unit 2 for setting the pairing is the corresponding model, based on the acquired AC model information.
  • the MPU board 14 of the RC 1 transmits the general data for the successful pairing to the AC indoor unit 2 (Step S73).
  • the RF module 21 of the AC indoor unit 2 notifies the RC 1 that the transmission of the general data is completed (transmission has been successful) (Step S74).
  • the MPU board 14 of the RC 1 displays the success of the pairing on the LCD unit 15 for 5.5 seconds, and the operator selects "Z" or "S" according to the series name, so that the contents of the selected model are written to the EEPROM.
  • the MPU board 14 of the RC 1 transmits general data for unsuccessful pairing to the AC indoor unit 2 (Step S75).
  • the RF module 21 of the AC indoor unit 2 notifies the RC 1 that transmission of the general data is completed (Step S76).
  • the MPU board 14 of the RC 1 displays the unsuccessful pairing on the LCD unit 15 for 5.5 seconds, performs a pairing clearing process (Step S77), and receives notification that the pairing clearing process is completed (Step S78).
  • the MPU board 22 of the AC indoor unit 2 also performs a pairing clearing process (Step S79), and receives notification that the pairing clearing process is completed (Step S80).
  • the pairing setting is ended in this manner.
  • FIG. 7 is a communication sequence diagram when log information is exchanged between the RC and the AC after the pairing setting according to the present embodiment.
  • the RC 1 requests the operation status log from the AC indoor unit 2 every day at fixed time, to perform a collecting operation.
  • the MPU board 14 of the RC 1 transmits a log request to the MPU board 22 of the AC indoor unit 2 through the RF modules 11 and 21 (Step S81).
  • the RC 1 transmits the log request and then waits for the log data sent from the AC indoor unit 2.
  • the RC 1 determines this as a reception error due to reception time-out, ends the waiting for reception of the log, and ends the log collection on that day. Because the EEPROM of the MPU board 22 of the AC indoor unit 2 has a capacity such that logs for the AC operation status for 10 days at maximum can be stored, even if the reception error occurs, the logs are collectively transferred when the next log can be received.
  • the RC 1 when sequentially receiving the log data from the AC indoor unit 2 (Steps S82, S83, ⁇ ), the RC 1 stores the log data in the EEPROM of the MPU board 14 at each time.
  • a method of storing logs is implemented in such a manner that when the EEPROM has any area where data is not stored, the log is written to the area, while when the EEPROM has no area where data is not stored, the log is overwritten to the write area of the oldest log, and is stored therein.
  • the RC 1 When receiving the end of log indicating the end of log data from the AC indoor unit 2 (Step S84), the RC 1 completes acquisition of the logs.
  • the RC 1 transmits an operation control command to the AC indoor unit 2 at any time other than the fixed time, and acquires the operation status log from the AC indoor unit 2, so that the acquired operation status log can be displayed on the LCD unit 15 of the RC 1.
  • FIG. 8 is a diagram of a display example when a start operation is performed from the RC to the air conditioner body while the operation is stopped.
  • FIG. 9 is a diagram of a display example when a stop operation is performed from the RC to the air conditioner body in operation.
  • FIG. 10 is a diagram of a display example when the stop operation is performed from the RC to the air conditioner body in operation and then inner cleaning operation is performed.
  • FIG. 11 is a diagram of a display example when the stop operation is performed from the RC to the air conditioner body in operation and then inner cleaning operation and a filter cleaning operation are performed.
  • the operator depresses the Start/Stop key 16a of the RC 1, and the log is requested from the AC indoor unit 2 before an operation-stop status is displayed.
  • the MPU board 22 of the AC indoor unit 2 calculates electricity expenses and an operation time in the air-conditioner operation mode 22a and transmits the calculated results to the RC 1, so that the electricity expenses and the operation time of Today's operation (air-conditioning operation) can be displayed in "Notice” indicated by an open arrow. After 5.5 seconds have passed since the display of "Notice", the operation-stop status indicated by an open arrow is displayed. A total of today's electricity expenses and a total of yesterday's electricity expenses are displayed on the operation-stop screen.
  • Power consumption of the AC fluctuates caused by a cooling or heating operation mode and a set temperature. Therefore, the power consumption is determined in such a manner that the AC indoor unit 2 measures the power consumption in real time, integrates power consumptions to determine power consumption, and determines the power consumption using the determined power consumption and the electricity expenses per unit time stored in the MPU board 22 of the AC indoor unit 2, although these are not illustrated.
  • the RC 1 When the AC indoor unit 2 is in air-conditioning operation and the RC 1 also displays a screen of "in cooling operation" as illustrated in FIG. 10 , the operator depresses the Start/Stop key 16a of the RC 1, the log is requested from the AC indoor unit 2 similarly to the case of FIG. 9 , and the today's electricity expenses and its operation time calculated by the MPU board 22 of the AC indoor unit 2 are displayed on the RC 1.
  • the MPU board 22 of the AC indoor unit 2 determines that the air-conditioning operation is cooling operation and condensation may be formed on the heat exchanger or the like, and automatically starts inner cleaning operation for drying the inside of the indoor unit after the air-conditioning operation is stopped, to perform the inner cleaning operation of the maintenance operation.
  • the inner cleaning operation time is determined according to the cooling operation time before the operation is stopped using a table stored in the MPU board 22 of the AC indoor unit 2.
  • the MPU board 22 of the AC indoor unit 2 calculates electricity expenses required for the maintenance operation from the maintenance operation time and from the electricity expenses per unit time of the maintenance operation stored in the MPU board 22 of the AC indoor unit 2, and transmits information for the maintenance operation mode, the operation time, and for the electricity expenses to the RC 1, and the RC 1 displays thereon the received information.
  • the RC 1 displays a remaining time of the inner cleaning operation (remaining: about 90 minutes) using the maintenance operation time information after 5.5 seconds have passed since the display, and the remaining time is counted down on the display.
  • the measurement of the countdown is performed by the RTC 17 of the RC 1.
  • the measurement is performed by the RTC 23 of the AC indoor unit 2, and the countdown information may be transmitted to the RC 1 and displayed thereon.
  • the indicator indicating that "inner cleaning operation” as illustrated in FIG. 10 is performed and the "remaining operation time” are displayed on the LCD unit 15 of the RC 1.
  • This enables the operator to learn the contents of the maintenance operation after the operation is stopped and the remaining time of the maintenance operation. Therefore, these pieces of information help the operator determine whether a normal operation is waited until the end of the maintenance operation or the maintenance operation is suspended to perform the normal operation, depending on the remaining time. For example, if the operator depresses the Start/Stop key 16a of the RC 1 when some time still remains, the inner cleaning operation is suspended, and the operation-stop screen indicated by the white allow is displayed.
  • the operation-stop screen displays thereon a total of the today's electricity expenses and a total of the yesterday's electricity expenses, and displays an amount of money including electricity expenses required for the inner cleaning operation up to its suspension in the total of the today's electricity expenses.
  • the operation time only for the maintenance operation (here, inner cleaning operation) and actual electricity expenses are displayed, and the operation-stop status indicated by the white arrow is then displayed.
  • the operation-stop screen displays thereon the total of the today's electricity expenses and the total of the yesterday's electricity expenses.
  • the RC 1 When the AC indoor unit 2 is in the air-conditioning operation and the RC 1 also displays thereon a screen of "in cooling operation" as illustrated in FIG. 11 , and when the operator depresses the Start/Stop key 16a of the RC 1, similarly to the case of FIG. 10 , the RC 1 requests the log from the AC indoor unit 2, and the electricity expenses for today's operation and the operation time calculated by the MPU board 22 of the AC indoor unit 2 are displayed on the RC 1. Similarly to FIG. 10 , the MPU board 22 of the AC indoor unit 2 determines that the air-conditioning operation is the cooling operation and condensation may be formed on the heat exchanger or the like, and automatically starts the inner cleaning operation after the air-conditioning operation is stopped. At this time, the AC indoor unit 2 transmits information for the maintenance operation mode, the operation time, and for the electricity expenses to the RC 1, and the RC 1 displays thereon the received information.
  • the RC 1 displays a countdown of the remaining operation time during the inner cleaning operation, using the maintenance operation time information, after 5.5 seconds have passed since the display of the information.
  • the inner cleaning is finished after 90 minutes, and the RC 1 displays an operation time only for the inner cleaning operation and actual electricity expenses as indicated by the white arrow.
  • the MPU board 22 of the AC indoor unit 2 automatically starts the filter cleaning operation for cleaning the filter as indicated by the white arrow.
  • the AC indoor unit 2 transmits information for the maintenance operation mode, the operation time, and for the electricity expenses to the RC 1, similarly to the inner cleaning operation, and the RC 1 displays the received information.
  • the operation status and the countdown of the remaining time are displayed on the RC 1.
  • the countdown display is similar to the case of the inner cleaning operation, and may therefore be performed by using either one of the RTCs in the RC 1 and in the AC indoor unit 2.
  • the operation time only for the filter cleaning operation and the electricity expenses are displayed, and the operation-stop status indicated by the next white arrow is then displayed.
  • the operation-stop screen displays thereon a total of the today's electricity expenses and a total of the yesterday's electricity expenses.
  • FIG. 12 is a flowchart of the operation of the air conditioner according to the present embodiment. The operation in the case of automatically performing maintenance operation after the air-conditioning operation will be explained with reference to FIG. 12 .
  • Step S100 it is determined whether the stop of the air-conditioning operation is required by the operator during the air-conditioning operation.
  • the AC indoor unit 2 waits until the stop of the air-conditioning operation is required (Step S101).
  • the MPU board 22 of the AC indoor unit 2 calculates an operation time and electricity expenses for the air-conditioning operation, and the information for the air-conditioning operation time and the electricity expenses or the like is transmitted from the AC indoor unit 2 to the RC 1 through the RF module 21, and the RC 1 acquires the information for the air-conditioning operation time and the electricity expenses or the like (Step S102).
  • the AC indoor unit 2 determines whether the maintenance operation is required after the air-conditioning operation is ended. When the maintenance operation is not required (No at Step S103), the MPU board 14 of the RC 1 displays the acquired operation time and electricity expenses for the air-conditioning operation (Step S104).
  • Step S103 when it is determined that the maintenance operation is required (Yes at Step S103), the MPU board 22 of the AC indoor unit 2 extracts a preset maintenance operation time from the table stored in the MPU board 22 of the AC indoor unit 2, calculates the electricity expenses, and generates the information for the maintenance operation (Step S105).
  • the AC indoor unit 2 transmits the maintenance operation information to the RC 1, and the RC 1 displays the maintenance operation time and the electricity expenses on the LCD unit 15 of the RC 1 (Step S106).
  • the RC 1 displays a countdown of the remaining operation time based on the operation time sent from the AC indoor unit 2 (Step S107).
  • the RC 1 sets the reception wait status from the AC indoor unit 2 to be off for energy saving until completion of the countdown, and notifies the AC indoor unit 2 of the completion after the countdown is completed.
  • the AC indoor unit 2 calculates a maintenance operation time and its actual electricity expenses, and calculates a total operation time of the air-conditioning operation and the maintenance operation and electricity expenses therefor, and transmits the information to the RC.
  • the RC 1 displays the maintenance operation time and the electricity expenses on the LCD unit 15 (Step S108), and, thereafter, displays the total operation time and electricity expenses for the air-conditioning operation and the maintenance operation (Step S109).
  • the air conditioner when the maintenance operation is automatically started after the air-conditioning operation is stopped, the air conditioner according to the present embodiment causes the RC 1 to display thereon the contents of the maintenance operation and the time required for the maintenance operation. Therefore, the operator can get to know what kind of maintenance operation is being performed after the air-conditioning operation is stopped, and learn even how long the maintenance operation is continued. Therefore, these pieces of information help the operator determine how to perform the following operation using the RC. Particularly, when the operation time of the maintenance operation is displayed as the countdown, the operator can learn the remaining time of the maintenance operation, and this information helps the operator determine whether the normal operation is waited until the end of the maintenance operation or the maintenance operation is suspended to perform the normal operation.
  • the RC 1 includes the USB socket 12 being an external connection terminal connecting to the PC 3 that can manage operation information for the AC indoor unit 2. Therefore, by USB-connecting the RC 1 and the PC 3, the operation information for the AC indoor unit 2 can be collected to the PC 3 through the RC 1, which enables the PC 3 to manage the operation information for the AC indoor unit 2.
  • FIG. 13 is a communication sequence diagram when log information is exchanged between the RC and PC according to the present embodiment.
  • the logs of the operation status of the AC stored in the EEPROM of the MPU board 14 of the RC 1 are transmitted to the PC 3 according to the communication sequence between the AC indoor unit 2 and the RC 1.
  • the EEPROM of the MPU board 14 of the RC 1 has a capacity such that the logs received from the AC for 40 days at maximum can be stored.
  • Step S85 When the RC 1 and the PC 3 are USB-connected to each other, a series of processes (enumeration) until communication becomes possible by the USB driver is performed, and completion of the enumeration allows communication between the RC 1 and the PC 3 (Step S85). During the enumeration, an indicator of "connection is detected: USB-connected" is displayed on the LCD unit 15 of the RC 1.
  • the PC 3 requests the AC information from the RC 1 (Step S86).
  • the RC 1 responds to the request and transmits the AC information stored in the EEPROM of the MPU board 14 to the PC 3 (Step S87).
  • the AC information includes a product name of an AC, a series name, a performance range, manufacturing year of the indoor unit, a voltage to be used, an AC MAC address, room information, and a RC type.
  • the PC 3 checks the received AC information against the managed AC information, and identifies to which of ACs the received AC information corresponds. When a plurality of ACs are managed by the PC 3, it is necessary to check to which of the ACs the received AC information corresponds.
  • the PC 3 requests AC-operation setting information from the RC 1 in order to load the operation setting information (Step S88).
  • the RC 1 responds to this request and transmits the AC-operation setting information stored in the EEPROM of the MPU board 14 to the PC 3 (Step S89).
  • the AC-operation setting information includes a volume level, with or without voice, switching to an energy saving function (human sensor), equipped with an inner cleaning function or not, a time for maintenance, equipped with an energy saving fan or not, equipped with an auto powerful function or not, and current switching.
  • the PC 3 requests a log from the RC 1 in order to load the log (Step S90).
  • the RC 1 responds to this log request from the PC 3 and transmits the log data thereto (Step S91).
  • the PC 3 and the RC 1 repeat a request for next data and transmission of log data (Steps S92, S93, S94) respectively.
  • the RC 1 transmits "End of log" to the PC 3 when no log data to be transmitted remains (Step S95), and the log loading process is thereby completed in the PC 3. Thereafter, the USB connection for connecting the PC 3 and the RC 1 is disconnected (Step S96), and the RC 1 is thereby released from the communication mode with the PC 3, so that the display of the LCD unit 15 shifts to the normal display.
  • the operation log of the AC temporarily stored (logs for 10 days at maximum can be stored) in the AC indoor unit 2 is transmitted to the RC 1 and stored therein (logs for 40 days at maximum can be stored), and the log stored in the RC 1 is transferred to the PC 3 when the RC 1 and the PC 3 are USB-connected to each other.
  • the PC 3 uses the operation-information management software pre-installed therein to enable management of the operation information for the AC indoor unit 2 as illustrated in FIG. 14 to FIG. 29 .
  • FIG. 14 to FIG. 29 are diagrams of a PC screen example through which the operation information for the AC is managed based on the log information acquired by the PC.
  • the screen as illustrated in FIG. 14 is displayed in the PC 3 using the operation-information management software.
  • clicking on a calendar tag 102 allows to display a calendar screen 103 in which dairy operation time and electricity expenses, monthly and yearly electricity expenses, monthly target electricity expenses for the AC in the "Living room 1" are described. This enables the operator to continuously check the operation status and the electricity expenses for each AC, thus using the information for efficient usage and setting of the AC.
  • a graph tag 105 on the screen in the state of FIG. 16
  • a graph screen 106 in which dairy electricity expenses are illustrated by a bar graph can be displayed.
  • cumulative electricity expenses of the AC required for "Living room 1” a total of electricity expenses for one month, a total of electricity expenses for the previous month, a total of annual electricity expenses, a total of electricity expenses for the previous year, and monthly target electricity expenses, or the like are also displayed, and therefore the operation status of the AC can be obtained from various angles.
  • the graph screen 106 in which electricity expenses for the Living-room 1 button 101 and electricity expenses for a Bedroom 1 button 107 are added up respectively is displayed in different colors (different densities in a monochrome display). This enables the operator to get to know at a glance the total of the electricity expenses for the ACs in all the rooms and its breakdown.
  • the graph screen 106 is provided with a "Reduce” button 109 and an "Enlarge” button 110. For example, when the Enlarge button 110 is clicked in the state of FIG. 18 , a graph rate changes as illustrated in FIG. 19 in the graph screen 106, so that the graph can be enlarged. This enables the operator to clearly learn a fine change of electricity expenses.
  • a large number of ACs such as the Living-room 1 button 101, a Dining-room 1 button 111, a Japanese-room 1 button 112, a Bedroom 1 button 113, a kids-room 1 button 114, Another room 1 button 115, a Kids-room 2 button 116 are registered in the Select AC tag 100.
  • the all-rooms total button 108 by clicking the all-rooms total button 108, the graph indicating the total of electricity expenses for all the rooms for each day is displayed.
  • the electricity expenses for each room are further displayed in different colors (different densities in monochrome display), and this enables the operator to get to know at a glance the breakdown of the electricity expenses even for the large number of ACs.
  • a window 117 indicating details of the operation status on that day can be opened.
  • the electricity expenses and the operation time for all the rooms on that day, and an average temperature of outside air temperatures, or the like can be displayed on the window 117.
  • an AC-setting confirmation screen 119 as illustrated in FIG. 22 is a screen obtained when the Living-room 1 button 101 of the Select AC tag 100 is clicked and a "Confirm AC setting" tag 118 is clicked.
  • the AC-setting confirmation screen 119 is used to easily confirm the details of setting contents of the AC registered in the Living-room 1 button 101 on the screen of the PC 3.
  • each function of the setting contents is also displayed on the AC-setting confirmation screen 119, so that when a setting content is to be changed, the operator can change the setting content while understanding it right.
  • a Next page button 120 as illustrated in FIG. 23 , an AC-setting confirmation screen 119 at the next page is displayed.
  • the setting content to be changed is clicked, so that contents to be changed are displayed as a menu and the setting content is changed by clicking on a desired content. If the operator wants to return to the AC-setting confirmation screen 119 at the previous page, a Previous page button 121 is clicked.
  • the setting information changed in this manner is sent from the USB-connected PC 3 to the RC 1.
  • a command or the like is sent from the RC 1 to the AC indoor unit 2
  • the changed setting information is sent with the command, so that the setting of the AC indoor unit 2 is changed.
  • a One point advice button 123 illustrated in FIG. 24 when clicked, a One-point advice window 122 is opened, and some advice for the operator to efficiently use the AC is displayed.
  • a plurality of One-point advice windows 122 are provided, by clicking a Next page button 122a or a Previous page button 122b, another One-point advice window 122 can be opened (see FIG. 25 ).
  • a file management tag 124 adjacent to the Select AC tag 100 is clicked, to display a Load button 125 for loading data from CD-ROM or the like, a Write button 126 for writing data to CD-R or the like, a Delete Model button 127 for deleting a model of ACs registered in the AC selection tag, a File button 128 for writing a file to a flexible disk (FD) or the like, a "How to use this software” button 129 for displaying Help for the PC software, and a button 130 for "About this software" with which a name, a source, and version information of the PC software are displayed.
  • the Delete Model button 127 among these buttons is clicked, to open a window 131 as illustrated in FIG.
  • the Living-room 1 button among the window 131 is clicked, to open a confirmation window 132 to confirm the deletion, as illustrated in FIG. 28 , and by clicking on "Yes” or "No", it can be deleted or the deletion thereof can be cancelled.
  • the button 130 for "About this software" in the file management tag 124 is clicked, to enable display of a screen 133 in which a name of the PC software, a name of its source, or released date, although it is not illustrated, are displayed.
  • the operation information for the AC indoor unit 2 can be managed even by the PC 3 through the RC 1. Therefore, the contents which cannot be displayed within the display screen of the RC 1 can be displayed in detail using a display of an externally connected device such as the PC 3.
  • the setting screen of the AC as illustrated in FIG. 23 and FIG. 24 functions for inner cleaning and filter cleaning intervals for the maintenance operation are described, so that the operator understands the contents, which enables the operator to appropriately set the maintenance operation.
  • the contents of the maintenance operation are displayed on the LCD unit 15 of the RC 1, the operator can appropriately determine whether the maintenance operation is continued or is suspended to perform normal operation.
  • the RC transmitter transmits the control signal for stopping the operation to the air conditioner body
  • the body receiver receives the control signal
  • the maintenance-operation information generator generates the contents of the maintenance operation and its operation time as the operation information.
  • the RC receiver receives the operation information and displays the contents of the maintenance operation and its operation time on the display unit.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Air Conditioning Control Device (AREA)

Claims (3)

  1. Klimaanlage, umfassend:
    - einen Klimaanlagenkörper (2), der nach dem Klimatisierungsbetrieb einen Wartungsbetrieb durchführt, und
    - eine Fernsteuerung (1), die den Betrieb des Klimaanlagenkörpers steuert, wobei
    - der Klimaanlagenkörper (2) umfasst:
    -- einen Körperempfänger (21), der von der Fernsteuerung (1) ein Steuersignal zum Steuern des Betriebs empfängt, und
    -- einen Körpersender (21), der Betriebsinformationen für den Klimaanlagenkörper (2) an die Fernsteuerung (2) sendet, und
    -- einen Wartungsbetrieb-Informationsgenerator (22), der Inhalte des Wartungsbetriebs und seine Betriebszeit als Betriebsinformationen generiert, und
    - die Fernsteuerung (1) umfasst:
    -- einen Fernsteuerungssender (11), der ein Steuersignal zum Steuern des Betriebs an den Klimaanlagenkörper (2) sendet,
    -- einen Fernsteuerungsempfänger (11), der von dem Klimaanlagenkörper (2) gesendete Betriebsinformationen für den Klimaanlagenkörper (2) empfängt, und
    -- eine Anzeigeeinheit (15), die die Inhalte des Wartungsbetriebs und die Betriebszeit anzeigt, die in den von dem Fernsteuerungsempfänger (11) erhaltenen Betriebsinformationen enthalten sind, wobei, wenn der Fernsteuerungssender (11) ein Steuersignal zum Beenden des Betriebs an den Klimaanlagenkörper (2) sendet, der Körperempfänger das Steuersignal empfängt, der Wartungsbetrieb-Informationsgenerator die Inhalte des Wartungsbetriebs und seine Betriebszeit als Betriebsinformationen generiert, während, wenn Betriebsinformationen von dem Körpersender (21) gesendet werden, der Fernsteuerungsempfänger (11) die Betriebsinformationen empfängt und die Inhalte des Wartungsbetriebs und seine Betriebszeit auf der Anzeigeeinheit (15) anzeigt,
    dadurch gekennzeichnet, dass
    wenn der Wartungsbetrieb automatisch gestartet wird, nachdem der Klimatisierungsbetrieb durch den Klimaanlagenkörper (2) beendet ist, die Anzeigeeinheit (15) die Inhalte des Wartungsbetriebs und die für den Wartungsbetrieb benötigte Zeitdauer anzeigt.
  2. Klimaanlage nach Anspruch 1, ferner umfassend eine in wenigstens einem von dem Klimaanlagenkörper (2) und der Fernsteuerung (1) vorgesehene Zeitschaltuhr (17, 23), die Zeit verwaltet, wobei
    nachdem die Betriebszeit des Wartungsbetriebs auf der Anzeigeeinheit (15) angezeigt ist, die Zeitschaltuhr (17, 23) verwendet wird, um einen Countdown der verbleibenden Zeitdauer des Wartungsbetriebs anzuzeigen.
  3. Klimaanlage nach Anspruch 2, wobei, wenn die Zeitschaltuhr (17, 23) in dem Klimaanlagenkörper (2) vorgesehen ist, für jeden festen Zeitpunkt, nachdem der Countdown gestartet ist, Countdown-Informationen von dem Körpersender (21) an den Fernsteuerungsempfänger (11) gesendet werden, und die Inhalte des Wartungsbetriebs und die verbleibende Zeitdauer auf der Anzeigeeinheit (15) angezeigt werden.
EP11192996.4A 2011-01-20 2011-12-12 Klimaanlage Active EP2479504B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011010305A JP2012149855A (ja) 2011-01-20 2011-01-20 空気調和機

Publications (3)

Publication Number Publication Date
EP2479504A2 EP2479504A2 (de) 2012-07-25
EP2479504A3 EP2479504A3 (de) 2018-03-28
EP2479504B1 true EP2479504B1 (de) 2020-04-01

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EP11192996.4A Active EP2479504B1 (de) 2011-01-20 2011-12-12 Klimaanlage

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US (1) US20120186287A1 (de)
EP (1) EP2479504B1 (de)
JP (1) JP2012149855A (de)
CN (1) CN102607139A (de)
AU (1) AU2012200160B2 (de)
ES (1) ES2786044T3 (de)

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WO2017017804A1 (ja) 2015-07-29 2017-02-02 三菱電機株式会社 空気調和システム、コントローラ、及びプログラム
JP6663727B2 (ja) * 2016-01-20 2020-03-13 アズビル株式会社 メンテナンス支援システムおよび方法
CN106210170B (zh) * 2016-07-18 2019-01-29 珠海格力电器股份有限公司 一种多联空调机组网络的内机地址确定装置及方法
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Also Published As

Publication number Publication date
AU2012200160A1 (en) 2012-08-09
EP2479504A3 (de) 2018-03-28
ES2786044T3 (es) 2020-10-08
EP2479504A2 (de) 2012-07-25
AU2012200160B2 (en) 2015-06-04
JP2012149855A (ja) 2012-08-09
CN102607139A (zh) 2012-07-25
US20120186287A1 (en) 2012-07-26

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