JPH0264841U - - Google Patents

Info

Publication number
JPH0264841U
JPH0264841U JP1989127106U JP12710689U JPH0264841U JP H0264841 U JPH0264841 U JP H0264841U JP 1989127106 U JP1989127106 U JP 1989127106U JP 12710689 U JP12710689 U JP 12710689U JP H0264841 U JPH0264841 U JP H0264841U
Authority
JP
Japan
Prior art keywords
ambient air
cooling load
threshold temperature
detected
stage cooling
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.)
Pending
Application number
JP1989127106U
Other languages
English (en)
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 filed Critical
Publication of JPH0264841U publication Critical patent/JPH0264841U/ja
Pending legal-status Critical Current

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
    • 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
    • F24F11/76—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 by means responsive to temperature, e.g. bimetal springs
    • 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
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D1/00—Devices using naturally cold air or cold water
    • 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
    • G05D23/1931—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 one space

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Air Conditioning Control Device (AREA)

Description

【図面の簡単な説明】
第１図はエコノマイザ制御装置を組入れた、空
調ユニツトの配線図、第２図はエコノマイザとダ
ンパ機構を示す、屋上型空調ユニツトの側面図で
ある。 図中、２４は室内フアン、２７，ＭＡＴ―１，
ＭＡＴ―２は混合空気サーモスタツト、３５，３
６，Ｃ１，Ｃ２は圧縮機、４０はエコノマイザ部
、４１，ＣＬＳは圧縮機締出しスイツチ、４２，
ＯＡＴは周囲空気サーモスタツト（温度検出器）
、４３はエコノマイザダンパ、４５はエコノマイ
ザ開口（導入口手段）、５０，ＴＣ―１，ＴＣ―
２はサーモスタツト、ＤＲ１，ＤＲ２はダンパリ
レー。

Claims (1)

  1. 【実用新案登録請求の範囲】 第１段階の冷房負荷と第２段階の冷房負荷を検
    出するための２段階サーモスタツトＴＣ―１，Ｔ
    Ｃ―２，５０と、周囲空気の第２閾値温度で閉成
    するようにセツトされた第２の周囲空気サーセス
    タツトＯＡＴ，４２を有する空調機において、囲
    い空気の冷房を行うに当たつてエコノマイザ４０
    の作動を空調機の圧縮機３５の作動と調和させる
    ためのエコノマイザ制御装置において、 前記第２閾値温度より低い第１閾値温度で閉成
    するようにセツトされた第１周囲空気サーモスタ
    ツトＣＬＳ，４１と、 第１段階の冷房負荷が検出されたとき周囲空気
    温度が前記第１閾値温度より低い場合は周囲空気
    を前記囲い区域へ導入するように前記エコノマイ
    ザを付勢するための第１回路要素ＤＲ１，ＭＡＴ
    ―１，ＭＡＴ―２と、 第１段階の冷房負荷が検出されたとき周囲空気
    温度が第１閾値温度より高く、第２閾値温度より
    低い場合には前記エコノマイザを付勢し、第２段
    階の冷房負荷が検出されたときは該エコノマイザ
    と共に前記圧縮機を付勢するための第２回路要素
    ＤＲ１―２，ＭＡＴ―１，ＭＡＴ―２，１６２，
    ＤＲ２―２，１２８と、 第２段階の冷房負荷が検出されたとき周囲空気
    温度が第２閾値温度より高い場合は前記圧縮機を
    付勢するための第３回路要素ＤＲ２―３，１２８
    ，Ｃ１とを備えていることを特徴とする空調機の
    エコノマイザ制御装置。
JP1989127106U 1981-11-23 1989-10-30 Pending JPH0264841U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/323,799 US4404815A (en) 1981-11-23 1981-11-23 Air conditioning economizer control method and apparatus

Publications (1)

Publication Number Publication Date
JPH0264841U true JPH0264841U (ja) 1990-05-16

Family

ID=23260770

Family Applications (2)

Application Number Title Priority Date Filing Date
JP57205926A Pending JPS58130921A (ja) 1981-11-23 1982-11-24 空調機のエコノマイザの制御方法および装置
JP1989127106U Pending JPH0264841U (ja) 1981-11-23 1989-10-30

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP57205926A Pending JPS58130921A (ja) 1981-11-23 1982-11-24 空調機のエコノマイザの制御方法および装置

Country Status (6)

Country Link
US (1) US4404815A (ja)
EP (1) EP0080838B1 (ja)
JP (2) JPS58130921A (ja)
CA (1) CA1165566A (ja)
DE (1) DE3272934D1 (ja)
ZA (1) ZA828631B (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158966B (en) * 1984-05-17 1987-06-24 Savile Burdett Method and device for controlling an apparatus
US4598764A (en) * 1984-10-09 1986-07-08 Honeywell Inc. Refrigeration heat pump and auxiliary heating apparatus control system with switchover during low outdoor temperature
JPH068697B2 (ja) * 1987-11-02 1994-02-02 株式会社日立製作所 外気導入形空気調和機及びその運転方法
US5447037A (en) * 1994-03-31 1995-09-05 American Standard Inc. Economizer preferred cooling control
US6250382B1 (en) 1999-05-04 2001-06-26 York International Corporation Method and system for controlling a heating, ventilating, and air conditioning unit
US8037713B2 (en) 2008-02-20 2011-10-18 Trane International, Inc. Centrifugal compressor assembly and method
US9353765B2 (en) * 2008-02-20 2016-05-31 Trane International Inc. Centrifugal compressor assembly and method
US7975506B2 (en) * 2008-02-20 2011-07-12 Trane International, Inc. Coaxial economizer assembly and method
US7856834B2 (en) 2008-02-20 2010-12-28 Trane International Inc. Centrifugal compressor assembly and method
US20100255768A1 (en) * 2009-04-07 2010-10-07 Carrier Corporation Airflow economizer and method for operating the same
WO2010141614A2 (en) * 2009-06-02 2010-12-09 Nordyne Inc. Hvac control using discrete-speed thermostats and run times
US9121628B2 (en) 2009-06-02 2015-09-01 Nortek Global Hvac Llc Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps
US8011199B1 (en) 2010-07-27 2011-09-06 Nordyne Inc. HVAC control using discrete-speed thermostats and run times
US9435557B2 (en) 2013-01-24 2016-09-06 Belimo Holding Ag Control unit for an HVAC system comprising an economizer and method for operating such control unit
US10921017B2 (en) * 2015-07-09 2021-02-16 Trane International Inc. Systems, aparatuses, and methods of air circulations using compact economizers
US11029057B2 (en) 2016-05-31 2021-06-08 Robert J. Mowris Economizer controller calibration
US11175060B2 (en) 2016-05-31 2021-11-16 Robert J. Mowris Fan-on detection and correction
US11029061B2 (en) 2016-05-31 2021-06-08 Robert J. Mowris Economizer perimeter gap sealing
US11879651B2 (en) 2016-05-31 2024-01-23 James Lau Occupancy-based fan control
US11460208B2 (en) 2016-05-31 2022-10-04 Robert J. Mowris Smart thermostat fan controller
US11022335B2 (en) 2016-05-31 2021-06-01 Robert J. Mowris Economizer cooling delay correction
US20220082268A1 (en) * 2020-09-11 2022-03-17 Waterfurnace International, Inc. Variable capacity heat pump system
US12345439B2 (en) * 2023-03-30 2025-07-01 Haier Us Appliance Solutions, Inc. Damper door for an air conditioning appliance

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017042A (ja) * 1973-06-18 1975-02-22
JPS5637438A (en) * 1979-08-31 1981-04-11 Matsushita Electric Ind Co Ltd Controlling of cooling device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3543103A (en) * 1968-06-11 1970-11-24 Honeywell Inc Pulse operated condition control device
US4270362A (en) * 1977-04-29 1981-06-02 Liebert Corporation Control system for an air conditioning system having supplementary, ambient derived cooling
US4293027A (en) * 1977-10-25 1981-10-06 Energetics Systems Corp. Control system for heating and cooling units
US4259847A (en) * 1978-08-16 1981-04-07 The Trane Company Stepped capacity constant volume building air conditioning system
US4267967A (en) * 1978-08-28 1981-05-19 J.C. Penney Company Inc. Two-speed automatic control of supply fans
US4266599A (en) * 1978-11-17 1981-05-12 The Trane Company Method and apparatus for controlling comfort conditions including setback
US4265299A (en) * 1979-09-28 1981-05-05 Borg-Warner Corporation Heat pump control system
US4272966A (en) * 1979-10-19 1981-06-16 Niemann Eugene E Cooling system utilizing outside air
US4245481A (en) * 1979-11-05 1981-01-20 Mcdermott Raymond J Supplemental cold-air supply system
JPS6012532B2 (ja) * 1980-10-13 1985-04-02 株式会社東芝 空気調和装置の制御方法
US4347712A (en) * 1980-11-03 1982-09-07 Honeywell Inc. Microprocessor discharge temperature air controller for multi-stage heating and/or cooling apparatus and outdoor air usage controller

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017042A (ja) * 1973-06-18 1975-02-22
JPS5637438A (en) * 1979-08-31 1981-04-11 Matsushita Electric Ind Co Ltd Controlling of cooling device

Also Published As

Publication number Publication date
EP0080838B1 (en) 1986-08-27
US4404815A (en) 1983-09-20
DE3272934D1 (en) 1986-10-02
ZA828631B (en) 1983-09-28
CA1165566A (en) 1984-04-17
EP0080838A1 (en) 1983-06-08
JPS58130921A (ja) 1983-08-04

Similar Documents

Publication Publication Date Title
JPH0264841U (ja)
US5119987A (en) Ventilating apparatus
EP0192140B1 (en) Air conditioning method
JP2755003B2 (ja) ダクト式空気調和機
JPH05248690A (ja) 空気調和装置
JPH0367936A (ja) ダクト式空気調和機
JP2767964B2 (ja) 空気調和機
JPS62138634A (ja) 空調装置
JPH0414950U (ja)
JPS5549646A (en) Air-conditioner
JPS6222948A (ja) 分離形ダクト式空気調和機
JP2692322B2 (ja) 空気調和装置
JPH0541909B2 (ja)
JPS6023623Y2 (ja) 可変風量空調設備における風量制御システム
JPH0436564U (ja)
JPH01169750U (ja)
JPH01112353U (ja)
JPH0414949U (ja)
JPS5737641A (en) Air conditioner
JPS60120123A (ja) 空気調和機の除湿方法
JPH0273536U (ja)
JPS62100441U (ja)
JPS62153649A (ja) 空気調和機
JPH0432455U (ja)
JPS5572745A (en) Controlling device for flow of refrigerant in multiple room air conditioner