HK1112500A1 - Method and system for automatically optimizing zone duct damper positions - Google Patents

Method and system for automatically optimizing zone duct damper positions

Info

Publication number
HK1112500A1
HK1112500A1 HK08101158.8A HK08101158A HK1112500A1 HK 1112500 A1 HK1112500 A1 HK 1112500A1 HK 08101158 A HK08101158 A HK 08101158A HK 1112500 A1 HK1112500 A1 HK 1112500A1
Authority
HK
Hong Kong
Prior art keywords
automatically optimizing
damper positions
duct damper
zone duct
optimizing zone
Prior art date
Application number
HK08101158.8A
Other languages
English (en)
Inventor
Rajendra K Shah
William F Ostrand
Laurie Werbowsky
Original Assignee
Carrier Corp
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 Carrier Corp filed Critical Carrier Corp
Publication of HK1112500A1 publication Critical patent/HK1112500A1/xx

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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • 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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • 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
    • F24F3/044—Systems in which all treatment is given in the central station, i.e. all-air systems
    • F24F3/0442—Systems in which all treatment is given in the central station, i.e. all-air systems with volume control at a constant temperature
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
    • G05D23/1932—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces
    • G05D23/1934—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces each space being provided with one sensor acting on one or more control means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00—Control inputs relating to users or occupants
    • F24F2120/20—Feedback from users

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)
  • Duct Arrangements (AREA)
HK08101158.8A 2004-07-13 2008-01-30 Method and system for automatically optimizing zone duct damper positions HK1112500A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/889,735 US7017827B2 (en) 2004-01-20 2004-07-13 Method and system for automatically optimizing zone duct damper positions
PCT/US2005/022219 WO2006016989A1 (en) 2004-07-13 2005-06-23 Method and system for automatically optimizing zone duct damper positions

Publications (1)

Publication Number Publication Date
HK1112500A1 true HK1112500A1 (en) 2008-09-05

Family

ID=35839560

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08101158.8A HK1112500A1 (en) 2004-07-13 2008-01-30 Method and system for automatically optimizing zone duct damper positions

Country Status (8)

Country Link
US (1) US7017827B2 (xx)
EP (1) EP1794506A1 (xx)
JP (1) JP2008506922A (xx)
KR (1) KR20070029282A (xx)
CN (1) CN101018986B (xx)
AU (1) AU2005272068B2 (xx)
HK (1) HK1112500A1 (xx)
WO (1) WO2006016989A1 (xx)

Families Citing this family (111)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8463441B2 (en) 2002-12-09 2013-06-11 Hudson Technologies, Inc. Method and apparatus for optimizing refrigeration systems
US6983889B2 (en) * 2003-03-21 2006-01-10 Home Comfort Zones, Inc. Forced-air zone climate control system for existing residential houses
US7392661B2 (en) * 2003-03-21 2008-07-01 Home Comfort Zones, Inc. Energy usage estimation for climate control system
US7036559B2 (en) * 2003-07-08 2006-05-02 Daniel Stanimirovic Fully articulated and comprehensive air and fluid distribution, metering, and control method and apparatus for primary movers, heat exchangers, and terminal flow devices
US20050038553A1 (en) * 2003-08-15 2005-02-17 York International Corporation System and method for managing the production of a custom designed product
US8596079B2 (en) * 2005-02-02 2013-12-03 American Power Conversion Corporation Intelligent venting
US20060183419A1 (en) * 2005-02-17 2006-08-17 York International Corporation Air handling unit mixing method and system
US20080176503A1 (en) * 2005-05-03 2008-07-24 Daniel Stanimirovic Fully articulated and comprehensive air and fluid distribution, metering, and control method and apparatus for primary movers, heat exchangers, and terminal flow devices
US7775448B2 (en) * 2005-09-14 2010-08-17 Arzel Zoning Technology, Inc. System and method for heat pump oriented zone control
US7789317B2 (en) * 2005-09-14 2010-09-07 Arzel Zoning Technology, Inc. System and method for heat pump oriented zone control
US8621881B2 (en) * 2005-09-14 2014-01-07 Arzel Zoning Technology, Inc. System and method for heat pump oriented zone control
DE102006016191B4 (de) * 2006-04-06 2011-08-18 ZF Friedrichshafen AG, 88046 Mehrstufengetriebe
US20080044314A1 (en) * 2006-06-23 2008-02-21 Cephalon, Inc. Pharmaceutical measuring and dispensing cup
US7913180B2 (en) * 2006-11-30 2011-03-22 Honeywell International Inc. HVAC zone control panel with mode navigation
US20080128523A1 (en) * 2006-11-30 2008-06-05 Honeywell International Inc. Hvac zone control panel
US7693583B2 (en) * 2006-11-30 2010-04-06 Honeywell International Inc. HVAC zone control panel with constant function buttons
US7904830B2 (en) 2006-11-30 2011-03-08 Honeywell International Inc. HVAC zone control panel
US7693591B2 (en) * 2006-11-30 2010-04-06 Honeywell International Inc. HVAC zone control panel with checkout utility
US7558648B2 (en) * 2006-11-30 2009-07-07 Honeywell International Inc. HVAC zone control panel with zone configuration
US8290629B1 (en) * 2006-12-18 2012-10-16 Sprint Communications Company L.P. Airflow management
US7957839B2 (en) 2006-12-29 2011-06-07 Honeywell International Inc. HVAC zone controller
US8672733B2 (en) * 2007-02-06 2014-03-18 Nordyne Llc Ventilation airflow rate control
US7766246B2 (en) * 2007-03-15 2010-08-03 Honeywell International Inc. Variable speed blower control in an HVAC system having a plurality of zones
US7819331B2 (en) * 2007-04-13 2010-10-26 Honeywell International Inc. HVAC staging control
US20080307803A1 (en) * 2007-06-12 2008-12-18 Nordyne Inc. Humidity control and air conditioning
US7770806B2 (en) 2007-06-19 2010-08-10 Nordyne Inc. Temperature control in variable-capacity HVAC system
CA2678828A1 (en) * 2008-09-15 2010-03-15 Johnson Controls Technology Company Hvac controller user interfaces
US8655491B2 (en) 2008-10-27 2014-02-18 Lennox Industries Inc. Alarm and diagnostics system and method for a distributed architecture heating, ventilation and air conditioning network
US8463442B2 (en) 2008-10-27 2013-06-11 Lennox Industries, Inc. Alarm and diagnostics system and method for a distributed architecture heating, ventilation and air conditioning network
US8762666B2 (en) 2008-10-27 2014-06-24 Lennox Industries, Inc. Backup and restoration of operation control data in a heating, ventilation and air conditioning network
US9678486B2 (en) 2008-10-27 2017-06-13 Lennox Industries Inc. Device abstraction system and method for a distributed-architecture heating, ventilation and air conditioning system
US9261888B2 (en) 2008-10-27 2016-02-16 Lennox Industries Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8295981B2 (en) 2008-10-27 2012-10-23 Lennox Industries Inc. Device commissioning in a heating, ventilation and air conditioning network
US9432208B2 (en) 2008-10-27 2016-08-30 Lennox Industries Inc. Device abstraction system and method for a distributed architecture heating, ventilation and air conditioning system
US8798796B2 (en) 2008-10-27 2014-08-05 Lennox Industries Inc. General control techniques in a heating, ventilation and air conditioning network
US8655490B2 (en) 2008-10-27 2014-02-18 Lennox Industries, Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8874815B2 (en) 2008-10-27 2014-10-28 Lennox Industries, Inc. Communication protocol system and method for a distributed architecture heating, ventilation and air conditioning network
US8442693B2 (en) 2008-10-27 2013-05-14 Lennox Industries, Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8437878B2 (en) 2008-10-27 2013-05-07 Lennox Industries Inc. Alarm and diagnostics system and method for a distributed architecture heating, ventilation and air conditioning network
US8452906B2 (en) 2008-10-27 2013-05-28 Lennox Industries, Inc. Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
US8694164B2 (en) 2008-10-27 2014-04-08 Lennox Industries, Inc. Interactive user guidance interface for a heating, ventilation and air conditioning system
US8543243B2 (en) 2008-10-27 2013-09-24 Lennox Industries, Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8560125B2 (en) 2008-10-27 2013-10-15 Lennox Industries Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
US9651925B2 (en) * 2008-10-27 2017-05-16 Lennox Industries Inc. System and method for zoning a distributed-architecture heating, ventilation and air conditioning network
US9632490B2 (en) 2008-10-27 2017-04-25 Lennox Industries Inc. System and method for zoning a distributed architecture heating, ventilation and air conditioning network
US8433446B2 (en) 2008-10-27 2013-04-30 Lennox Industries, Inc. Alarm and diagnostics system and method for a distributed-architecture heating, ventilation and air conditioning network
US8352080B2 (en) 2008-10-27 2013-01-08 Lennox Industries Inc. Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
US8239066B2 (en) 2008-10-27 2012-08-07 Lennox Industries Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8788100B2 (en) 2008-10-27 2014-07-22 Lennox Industries Inc. System and method for zoning a distributed-architecture heating, ventilation and air conditioning network
US8977794B2 (en) 2008-10-27 2015-03-10 Lennox Industries, Inc. Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
US8352081B2 (en) 2008-10-27 2013-01-08 Lennox Industries Inc. Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
US8744629B2 (en) 2008-10-27 2014-06-03 Lennox Industries Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8615326B2 (en) 2008-10-27 2013-12-24 Lennox Industries Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8600559B2 (en) 2008-10-27 2013-12-03 Lennox Industries Inc. Method of controlling equipment in a heating, ventilation and air conditioning network
US9152155B2 (en) 2008-10-27 2015-10-06 Lennox Industries Inc. Device abstraction system and method for a distributed-architecture heating, ventilation and air conditioning system
US8725298B2 (en) 2008-10-27 2014-05-13 Lennox Industries, Inc. Alarm and diagnostics system and method for a distributed architecture heating, ventilation and conditioning network
US8437877B2 (en) 2008-10-27 2013-05-07 Lennox Industries Inc. System recovery in a heating, ventilation and air conditioning network
US8463443B2 (en) 2008-10-27 2013-06-11 Lennox Industries, Inc. Memory recovery scheme and data structure in a heating, ventilation and air conditioning network
US9325517B2 (en) 2008-10-27 2016-04-26 Lennox Industries Inc. Device abstraction system and method for a distributed-architecture heating, ventilation and air conditioning system
US8452456B2 (en) 2008-10-27 2013-05-28 Lennox Industries Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US9268345B2 (en) 2008-10-27 2016-02-23 Lennox Industries Inc. System and method of use for a user interface dashboard of a heating, ventilation and air conditioning network
US8802981B2 (en) 2008-10-27 2014-08-12 Lennox Industries Inc. Flush wall mount thermostat and in-set mounting plate for a heating, ventilation and air conditioning system
US9377768B2 (en) 2008-10-27 2016-06-28 Lennox Industries Inc. Memory recovery scheme and data structure in a heating, ventilation and air conditioning network
US8548630B2 (en) 2008-10-27 2013-10-01 Lennox Industries, Inc. Alarm and diagnostics system and method for a distributed-architecture heating, ventilation and air conditioning network
US8600558B2 (en) 2008-10-27 2013-12-03 Lennox Industries Inc. System recovery in a heating, ventilation and air conditioning network
US8774210B2 (en) 2008-10-27 2014-07-08 Lennox Industries, Inc. Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
US8855825B2 (en) 2008-10-27 2014-10-07 Lennox Industries Inc. Device abstraction system and method for a distributed-architecture heating, ventilation and air conditioning system
US8255086B2 (en) 2008-10-27 2012-08-28 Lennox Industries Inc. System recovery in a heating, ventilation and air conditioning network
US8564400B2 (en) 2008-10-27 2013-10-22 Lennox Industries, Inc. Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
US8661165B2 (en) 2008-10-27 2014-02-25 Lennox Industries, Inc. Device abstraction system and method for a distributed architecture heating, ventilation and air conditioning system
US8994539B2 (en) 2008-10-27 2015-03-31 Lennox Industries, Inc. Alarm and diagnostics system and method for a distributed-architecture heating, ventilation and air conditioning network
US8892797B2 (en) 2008-10-27 2014-11-18 Lennox Industries Inc. Communication protocol system and method for a distributed-architecture heating, ventilation and air conditioning network
WO2010078459A1 (en) * 2008-12-30 2010-07-08 Aquante Llc Automatically balancing register for hvac systems
US8019478B2 (en) * 2009-04-20 2011-09-13 Airxcel, Inc. Control system and method for controlling multi-stage air conditioners
US8328904B2 (en) 2009-05-04 2012-12-11 Bry-Air, Inc. Method and system for control of desiccant dehumidifier
USD648642S1 (en) 2009-10-21 2011-11-15 Lennox Industries Inc. Thin cover plate for an electronic system controller
USD648641S1 (en) 2009-10-21 2011-11-15 Lennox Industries Inc. Thin cover plate for an electronic system controller
US9017156B2 (en) * 2009-10-30 2015-04-28 Mestek, Inc. Air control module
US8805590B2 (en) * 2009-12-24 2014-08-12 International Business Machines Corporation Fan speed control of rack devices where sum of device airflows is greater than maximum airflow of rack
US8260444B2 (en) 2010-02-17 2012-09-04 Lennox Industries Inc. Auxiliary controller of a HVAC system
US8793022B2 (en) 2010-02-26 2014-07-29 Trane International, Inc. Automated air source and VAV box association
TWI402472B (zh) * 2010-06-30 2013-07-21 Chunghwa Telecom Co Ltd 變頻冷凍空調冰水系統之冷凍能力調控方法
US9239170B2 (en) 2010-11-04 2016-01-19 Air Divide, Llc Integrated self-contained plenum module
TWI408320B (zh) * 2011-02-15 2013-09-11 Zhi Ming Hsu Self - adjusting constant pressure type throttling device
US11035586B2 (en) 2012-02-02 2021-06-15 Carrier Corporation Energy recovery ventilator
CA2808939C (en) * 2012-05-04 2019-12-03 Sulzer Pump Solutions Ab Pump system
US9002532B2 (en) 2012-06-26 2015-04-07 Johnson Controls Technology Company Systems and methods for controlling a chiller plant for a building
US9638433B2 (en) * 2012-09-28 2017-05-02 Trane International Inc. System and method for managing HVAC excess air condition
US9188508B1 (en) * 2012-12-06 2015-11-17 Richard Rector Meyer Method and system using an HVAC air handler and thermostat for building energy loss testing, monitoring and cost control
US20140206274A1 (en) * 2013-01-21 2014-07-24 Lennox Industries Inc. Controller configured to receive blower volumes for different operating modes per zones, an hvac system including the controller and a method of operating the controller
US10184678B2 (en) 2013-09-06 2019-01-22 Carrier Corporation System and method for measuring duct leakage in a HVAC system
US10242129B2 (en) 2014-06-20 2019-03-26 Ademco Inc. HVAC zoning devices, systems, and methods
CN105363298B (zh) * 2014-08-15 2017-11-03 台达电子工业股份有限公司 具滤网脏污检测功能的换气设备及其检测方法
US10088178B2 (en) 2015-05-05 2018-10-02 MJC, Inc. Multi-zone variable refrigerant flow heating/cooling unit
CN104913473A (zh) * 2015-05-14 2015-09-16 杭州正清环保科技有限公司 一种用于空气净化的变压吸风系统
US11079149B2 (en) * 2015-06-09 2021-08-03 Carrier Corporation System and method of diluting a leaked refrigerant in an HVAC/R system
WO2017155924A1 (en) 2016-03-10 2017-09-14 Carrier Corporation Calibration of an actuator
US11162702B2 (en) 2016-04-28 2021-11-02 Trane International Inc. Method of associating a diagnostic module to HVAC system components
US11384951B2 (en) * 2017-06-14 2022-07-12 Joseph A. Ross Zoning system for air conditioning (HVAC) equipment
WO2019018513A1 (en) * 2017-07-19 2019-01-24 Carrier Corporation AUTOMATED MONITORING SYSTEM FOR FORCED AIR HANDLING SYSTEM AND METHOD OF OPERATION THEREOF
US10838441B2 (en) 2017-11-28 2020-11-17 Johnson Controls Technology Company Multistage HVAC system with modulating device demand control
US10838440B2 (en) 2017-11-28 2020-11-17 Johnson Controls Technology Company Multistage HVAC system with discrete device selection prioritization
US10641515B2 (en) 2017-12-21 2020-05-05 Rheem Manufacturing Company Linearization of airflow through zone dampers of an HVAC system
US10677489B2 (en) 2017-12-21 2020-06-09 Rheem Manufacturing Company Intelligent bypass damper operation in an HVAC system with zones
US11009243B2 (en) 2018-05-16 2021-05-18 Johnson Controls Technology Company Systems and methods for zoning system configuration
US10359202B1 (en) * 2018-10-30 2019-07-23 Donald B. Prather Air conditioning/heating airflow control method and system
US11506410B2 (en) * 2019-09-10 2022-11-22 Johnson Controls Tyco IP Holdings LLP Zone monitoring systems and methods for a zoning system
US11639804B2 (en) 2019-12-13 2023-05-02 Trane International Inc. Automated testing of HVAC devices
US11536483B1 (en) 2020-10-28 2022-12-27 Trane International Inc. Model-based control of zone dampers in an HVAC system
US11619409B2 (en) * 2021-02-26 2023-04-04 Goodman Global Group, Inc. Control system for a heating, ventilation, and air-conditioning system
US11892188B2 (en) 2021-05-30 2024-02-06 Trane International Inc. Capacity control for HVAC system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549601A (en) * 1982-06-21 1985-10-29 Carrier Corporation Variable volume multizone system
US4795088A (en) * 1987-06-11 1989-01-03 Mitsubishi Denki Kabushiki Kaisha Air conditioning system
FI88432C (fi) * 1989-01-13 1993-05-10 Halton Oy Foerfarande foer reglering och uppraetthaollande av luftstroemmar och motsvarande i ventilationsanlaeggningar och ett ventilationssystem i enlighet med foerfarandet
US5004149A (en) * 1989-01-24 1991-04-02 Kabushiki Kaisha Toshiba Central air conditioning system having compensating control function for total heat load in a plurality of rooms
FR2704330B1 (fr) * 1993-04-23 1995-06-23 Valeo Thermique Habitacle Procédé et dispositif pour réguler le débit d'un courant d'air.
US5579993A (en) * 1995-01-06 1996-12-03 Landis & Gyr Powers, Inc. HVAC distribution system identification
JP3783859B2 (ja) * 2002-07-19 2006-06-07 日立プラント建設株式会社 空調設備及びその制御方法

Also Published As

Publication number Publication date
CN101018986B (zh) 2011-03-02
JP2008506922A (ja) 2008-03-06
US7017827B2 (en) 2006-03-28
CN101018986A (zh) 2007-08-15
US20050156050A1 (en) 2005-07-21
EP1794506A1 (en) 2007-06-13
AU2005272068B2 (en) 2008-05-22
KR20070029282A (ko) 2007-03-13
WO2006016989A1 (en) 2006-02-16
AU2005272068A1 (en) 2006-02-16

Similar Documents

Publication Publication Date Title
HK1112500A1 (en) Method and system for automatically optimizing zone duct damper positions
ZA200702589B (en) System and method for connection optimization
GB2443773B (en) Automated shade control method and system
GB2462754B (en) Automated shade control method and system
EP1851750A4 (en) SYSTEM AND METHOD FOR CONTROL SYSTEM BASED ON GESTURES
GB0413261D0 (en) Method and arrangement for front building
EP1709365A4 (en) SYSTEM AND METHOD FOR FLAME STABILIZATION AND CONTROL
IL179774A0 (en) Systems and methods for controlling dynamic systems
GB0707654D0 (en) Method and system for solving an optimization problem
AP2007004275A0 (en) Method and system for controlling engine noise
GB0508300D0 (en) Gas burner and method for controlling the same
EP1737236A4 (en) EXAMINATION CONTROL SYSTEM AND CONSIDERATION PROCEDURE
EP2074355A4 (en) AIR CONDITIONING AND CONTROL PROCEDURE THEREFOR
EP1657658A4 (en) AUTOMATIC DESIGN SYSTEM, AUTOMATIC DESIGN PROCESS AND AUTOMATIC DESIGN PROGRAM
HK1102974A1 (en) Method and system for automatically optimizing zone duct damper positions
GB2420915B (en) Duct system
HK1079638A1 (en) Method and system for automatically configuring access control
GB2430486B (en) Building ventilation method and apparatus
GB0520245D0 (en) Indoor network gaming system and method therefor
EP1758309A4 (en) ACCESS POINT CONTROL SYSTEM AND ACCESS POINT CONTROL METHOD
GB0608596D0 (en) Automatic designing system, automatic designing method and automatic designing program
EP1769451A4 (en) SYSTEMS AND METHOD FOR OPTIMIZING MARKETING
GB0712257D0 (en) System design supporting program and method
EP2019951A4 (en) VENTILATION SYSTEM AND CORRESPONDING METHOD
IL162571A0 (en) Grille system and method

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20150623