WO2007097512A2 - Central control system and operation method thereof - Google Patents

Central control system and operation method thereof Download PDF

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Publication number
WO2007097512A2
WO2007097512A2 PCT/KR2006/005244 KR2006005244W WO2007097512A2 WO 2007097512 A2 WO2007097512 A2 WO 2007097512A2 KR 2006005244 W KR2006005244 W KR 2006005244W WO 2007097512 A2 WO2007097512 A2 WO 2007097512A2
Authority
WO
WIPO (PCT)
Prior art keywords
indoor unit
signal
central control
unit
control
Prior art date
Application number
PCT/KR2006/005244
Other languages
English (en)
French (fr)
Other versions
WO2007097512A3 (en
Inventor
Young-Hyoug Kim
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
Application filed by Lg Electronics Inc. filed Critical Lg Electronics Inc.
Priority to EP06823951.6A priority Critical patent/EP1987294B1/de
Priority to ES06823951.6T priority patent/ES2616570T3/es
Publication of WO2007097512A2 publication Critical patent/WO2007097512A2/en
Publication of WO2007097512A3 publication Critical patent/WO2007097512A3/en

Links

Classifications

    • 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
    • F24F11/30—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
    • 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
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • 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
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values

Definitions

  • the present invention relates to a central control system and an operation method thereof, and more particularly to a central control system and an operation method of the central system which restricts indoor unit control input from outside so that indoor units can be operated according to a schedule set by a central control unit.
  • a manager can centrally control a plurality of outdoor units and a plurality of indoor units connected to outdoor units without approaching the outdoor units by separately installing a central control unit connected to the outdoor units for central control and constructing a central control system to the central control unit.
  • the central control system controls the operations of the outdoor units and the indoor units through the central control unit and operates the indoor units according to control signals of a schedule of the indoor units by setting the schedule at the interval of an hour.
  • an object of the present invention is to provide a central control system and an operation method of the central control system which restricts a control signal received by indoor units and operates the indoor units according to setting of a schedule when a central control unit sets the schedule for controlling the operations of the indoor units.
  • Another object of the present invention is to provide a central control system and an operation method of the central control system which can reduce the power consumption and increase the effectiveness of central control by individually controlling indoor units with a central control unit.
  • a central control system comprising: at least one indoor unit; an outdoor unit connected to the indoor unit, for controlling the operation of the indoor unit; and a central control unit controlling the indoor unit by setting the operation schedule of the indoor unit and interrupting the individual control of an external signal input to the indor unit during the control according to a set schedule.
  • an operation method of a central control system which comprises the steps of: inputting an individual control signal to an indoor unit; deciding whether the performance of the input signal has been set; and determining whether the operation of the indoor unit according to the individual signal is to be performed according to the decision.
  • an operation method of a central control system which comprises the steps of: operating an indoor unit by a central signal of an central control unit; inputting an individual signal to the indoor unit during the operation of the indoor unit; and controlling the operation of the indoor unit by selecting a central signal or an individual signal on the basis of whether the central signal comprises setting of the operation of the indoor unit according to the individual signal.
  • the indoor units can be individually controlled by restricting external signals input to the indoor units and controlling the indoor units so that the indoor unit can be operated by the signals input from the central control unit.
  • FIG. 1 is a block diagram showing the constitution of a central control system according to the present invention.
  • FIG. 2 is a block diagram showing the constitution of a central control unit constituting a central control system according to the present invention
  • FlG. 3 is a block diagram showing the constitution of an indoor unit constituting a central control system according to the present invention.
  • FlG. 4 is a flow chart showing an operation method of a central control system according to the present inventio. Best Mode for Carrying Out the Invention
  • FlG. 1 is a block diagram showing the constitution of a central control system according to the present invention.
  • the central control system includes at least one indoor unit 30, a remote controller 40 controlling the indoor unit 30 at a remote place, an outdoor unit 20 connected to the indoor unit 30 to apply a control signal to the indoor unit 30, and a central control unit 10 connected to the outdoor unit 20 to apply a control signal for controlling the operations of the indoor unit 30 and the outdoor unit 20.
  • the outdoor unit 20 is connected to a plurality of indoor units 30, and applies the control signal of the central control unit 10 and transmits the control signal to the indoor units 30.
  • a plurality of outdoor units 20 connected to the central control unit 10 are grouped to facilitate the control of the operations of the indoor units 30 in the central control unit 10.
  • the central control unit 10 is connected to the outdoor units 20 and controls the operations of the outdoor units 20 and the indoor units 30.
  • the central control unit 10 collects information including individual information and addresses of the indoor units 30, recognizes the states of the indoor units, and applies a control signal for controlling the operation. Further, the central control unit 10 controls the indoor units 30 so that the indoor units 30 can be individually or simultaneously operated by setting a schedule.
  • FlG. 2 is a block diagram showing the constitution of the central control unit constituting the central control system according to the present invention.
  • the central control unit 10 includes a communication section 13 receiving individual information for controlling the indoor units 30, a storage section 12 storing a schedule in which the control of the indoor units 30 at an interval of an hour is stored, a control section 11 applying control signals to the indoor units 30 and the outdoor units 20 and setting the operations of the indoor units according to the schedule and transmitting control signals so that the indoor units 30 can perform set operations.
  • the communication section 13 receives information including individual information and addresses which are sent from the outdoor unit 20 connected to the communication section and the indoor unit.
  • the communication section transmits control signals sent by the central control unit 10 for controlling the outdoor unit 20 and the indoor unit 30 to the corresponding indoor unit 30 and the outdoor unit 20.
  • the received individual information of the indoor unit 30 and the outdoor unit 20 is stored in the storage section 12 and control programs for controlling the indoor unit 30 and the outdoor unit 20 and control signals set through the programs are stored in the storage section 12.
  • the control section 11 controls the operation of the central control unit 10 and generally controls the outdoor unit 20 and the indoor unit 30.
  • control section 11 includes a main control section 111 loading the individual information of the indoor unit 30 and the outdoor unit 20 which is stored in the storage section 12 and controlling and monitoring the operations of the outdoor unit 20 and the indoor unit 30, a schedule setting section 112 setting and changing the operation schedules on the outdoor unit 20 and the indoor unit 30, and a system monitoring section processing signals so that the information on the operation state of the indoor unit 30 can be output.
  • the main control section 111 reads the state information of the outdoor unit 20 and the indoor unit 30 which is received in the communication section 13 and monitors the states, and controls the outdoor unit 20 and the indoor unit 30.
  • the main control section reads the state information of the indoor units 30 through the individual information of the outdoor unit 20 and the indoor unit 30 which is stored in the storage section 12.
  • the system monitoring section 112 read the individual information and the operation states of the indoor units so that the operation state of the indoor unit 30 can be confirmed in real time.
  • the system monitoring section 113 reads the current operation state, the operation mode, the wind amount, the locking state, the set temperature, the disorder state, the current power consumption, and the like of the indoor unit.
  • the schedule setting section 112 sets and changes the schedule on the outdoor unit
  • FIG. 3 is a block diagram showing the constitution of the indoor unit constituting the central control system according to the present invention.
  • the indoor unit 30 includes a control section 301 analyzing a received control signal and controlling the operation of the indoor unit 30, a storage section 304 in which the individual information of the indoor unit and a control signal set in the central control unit 10 are stored, a communication section 303 transmitting and receiving the control signal to and from the central control unit 10, and a UI section 302 to which a control signal on the indoor unit 30 is input through a control panel provided in the indoor unit 30.
  • the communication section 303 receives a control signal for controlling the indoor unit 30 and transmits the individual information of the indoor unit 30 and the information including the operation state to the central control unit 10 through the outdoor unit 20.
  • the control section 301 analyzes the control signal received in the communication section 303 to control the operation of the indoor unit 30.
  • control section receives a control signal set in the schedule setting section 112 and operates the indoor unit 30 according to the control signal.
  • the storage section 302 stores the individual information of the indoor unit 30 and the control signal received in the central control unit 10. Then, the control signal received in the central control unit 10 is an operation control signal of the indoor unit 30 or a control signal set by the schedule setting section 111.
  • FlG. 4 is a flow chart showing the operation method of the central control system according to the present invention.
  • the control signal input to the indoor unit 30 includes a control signal input from a remote controller 40 of the indoor unit 30 and a control signal input from a control panel of the indoor unit 30.
  • the control signal inpout from the remote controller 40 of the indoor unit 30 and the control signal input from the control panel of the indoor unit 30 are referred to as "external signals”.
  • a control section 301 of the indoor unit 10 determines whether a schedule control signal set by the central control unit 10 is received.(Sl 1) Then, the schedule set by the central control unit 10 relates the operation control of the indoor unit 30 at the interval of an hour.
  • the control section 301 of the indoor unit 30 determines whether the schedule includes stop setting.(S12)
  • the indoor unit 30 interrupts the received external signal so that the indoor unti 30 cannot be operated according to the external signal.
  • the indoor unit 30 is operated only by the schedule set in the central control unit 10.
  • the indoor unit 30 maintains the current operation state and ignores the additionally input control signals.
  • permission setting a simultaneous performance of stop setting and locking setting is referred to as permission setting.
  • the indoor unit 30 is operated only by the schedule set in the central control unit 10.
  • the indoor units can be individually controlled.
  • a central control system and an operation method of the central control system of the present invention external signals input to indoor units are restricted. Further, since the indoor units can be controlled so as to be operated by signals input from a central control unit, the indoor unit can be individually controlled. Further, since the indoor units can be individually controlled so that unnecessary waste of power consumption can be prevented and the effectiveness of the central control of the central control unit can increase, the industrial applicability of the present invention is high.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Air Conditioning Control Device (AREA)
PCT/KR2006/005244 2006-02-20 2006-12-06 Central control system and operation method thereof WO2007097512A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP06823951.6A EP1987294B1 (de) 2006-02-20 2006-12-06 Zentrales steuersystem und betriebsverfahren dafür
ES06823951.6T ES2616570T3 (es) 2006-02-20 2006-12-06 Sistema de control central y método de operación del mismo

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020060016299A KR100988618B1 (ko) 2006-02-20 2006-02-20 중앙제어시스템 및 그 동작방법
KR10-2006-0016299 2006-02-20

Publications (2)

Publication Number Publication Date
WO2007097512A2 true WO2007097512A2 (en) 2007-08-30
WO2007097512A3 WO2007097512A3 (en) 2009-05-14

Family

ID=38437789

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2006/005244 WO2007097512A2 (en) 2006-02-20 2006-12-06 Central control system and operation method thereof

Country Status (5)

Country Link
EP (1) EP1987294B1 (de)
KR (1) KR100988618B1 (de)
CN (1) CN101535731A (de)
ES (1) ES2616570T3 (de)
WO (1) WO2007097512A2 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2058598A2 (de) * 2007-11-07 2009-05-13 LG Electronics Inc. Klimaanlage und Bedienungsverfahren dafür
EP2206985A3 (de) * 2009-01-07 2014-04-16 Mitsubishi Electric Corporation Klimaanlagensystem
EP2159502A3 (de) * 2008-08-28 2014-10-22 Samsung Electronics Co., Ltd. Kommunikationsverfahren für Klimaanlage
EP3098533A1 (de) * 2014-01-30 2016-11-30 Mitsubishi Heavy Industries, Ltd. Klimaanlagensystem und verfahren zur steuerung davon

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101954143B1 (ko) * 2011-12-22 2019-03-05 엘지전자 주식회사 공기조화시스템 및 공기조화시스템의 제어방법
CN103423834B (zh) * 2012-05-25 2016-05-04 珠海格力电器股份有限公司 空调运行时间的控制方法
CN103759387B (zh) * 2014-01-29 2016-06-08 天津大学 一种能控制室内空气品质的空调机组/器控制器及系统

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JPH05322287A (ja) * 1992-05-26 1993-12-07 Matsushita Seiko Co Ltd 空気調和システムの通信装置
JPH1047733A (ja) * 1996-07-29 1998-02-20 Matsushita Refrig Co Ltd 空気調和機のアドレス設定装置
JPH116644A (ja) * 1997-06-17 1999-01-12 Toshiba Corp 空調制御システム
US6073110A (en) * 1997-07-22 2000-06-06 Siemens Building Technologies, Inc. Activity based equipment scheduling method and system
JP3791568B2 (ja) * 1997-10-17 2006-06-28 三菱電機株式会社 空気調和システム
KR100484933B1 (ko) * 2002-08-06 2005-04-22 삼성전자주식회사 다실형 공기조화기
KR100565514B1 (ko) * 2003-12-09 2006-03-30 엘지전자 주식회사 에어컨의 중앙제어 시스템

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2058598A2 (de) * 2007-11-07 2009-05-13 LG Electronics Inc. Klimaanlage und Bedienungsverfahren dafür
EP2058598A3 (de) * 2007-11-07 2014-07-09 LG Electronics Inc. Klimaanlage und Bedienungsverfahren dafür
EP2159502A3 (de) * 2008-08-28 2014-10-22 Samsung Electronics Co., Ltd. Kommunikationsverfahren für Klimaanlage
EP2206985A3 (de) * 2009-01-07 2014-04-16 Mitsubishi Electric Corporation Klimaanlagensystem
EP3098533A1 (de) * 2014-01-30 2016-11-30 Mitsubishi Heavy Industries, Ltd. Klimaanlagensystem und verfahren zur steuerung davon
EP3098533A4 (de) * 2014-01-30 2017-03-29 Mitsubishi Heavy Industries, Ltd. Klimaanlagensystem und verfahren zur steuerung davon

Also Published As

Publication number Publication date
KR20070083056A (ko) 2007-08-23
KR100988618B1 (ko) 2010-10-18
EP1987294B1 (de) 2017-02-08
EP1987294A2 (de) 2008-11-05
CN101535731A (zh) 2009-09-16
WO2007097512A3 (en) 2009-05-14
EP1987294A4 (de) 2012-08-29
ES2616570T3 (es) 2017-06-13

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