IN148375B - - Google Patents

Info

Publication number
IN148375B
IN148375B IN361/CAL/78A IN361CA1978A IN148375B IN 148375 B IN148375 B IN 148375B IN 361CA1978 A IN361CA1978 A IN 361CA1978A IN 148375 B IN148375 B IN 148375B
Authority
IN
India
Application number
IN361/CAL/78A
Other languages
English (en)
Inventor
E Gylland Jr
T Conley
G Steele
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IN148375B publication Critical patent/IN148375B/en

Links

Classifications

    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B41/00—Pumping installations or systems specially adapted for elastic fluids
    • F04B41/06—Combinations of two or more pumps
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/022—Compressor control arrangements
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Compressor (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
IN361/CAL/78A 1977-04-22 1978-04-04 IN148375B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/789,909 US4102149A (en) 1977-04-22 1977-04-22 Variable capacity multiple compressor refrigeration system

Publications (1)

Publication Number Publication Date
IN148375B true IN148375B (de) 1981-01-31

Family

ID=25149078

Family Applications (1)

Application Number Title Priority Date Filing Date
IN361/CAL/78A IN148375B (de) 1977-04-22 1978-04-04

Country Status (10)

Country Link
US (1) US4102149A (de)
JP (1) JPS53135049A (de)
AU (1) AU3505878A (de)
BE (1) BE866017A (de)
CA (1) CA1070129A (de)
DE (1) DE2816142A1 (de)
ES (1) ES469023A1 (de)
FR (1) FR2388226A1 (de)
IN (1) IN148375B (de)
IT (1) IT1095205B (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197719A (en) * 1976-01-29 1980-04-15 Dunham-Bush, Inc. Tri-level multi-cylinder reciprocating compressor heat pump system
US4205537A (en) * 1978-12-11 1980-06-03 General Electric Company Multiple hermetic-motor compressor in common shell
US4951475A (en) * 1979-07-31 1990-08-28 Altech Controls Corp. Method and apparatus for controlling capacity of a multiple-stage cooling system
US4418548A (en) * 1982-03-29 1983-12-06 Trane Cac, Inc. Variable capacity multiple compressor refrigeration system
US4594858A (en) * 1984-01-11 1986-06-17 Copeland Corporation Highly efficient flexible two-stage refrigeration system
US4748820A (en) * 1984-01-11 1988-06-07 Copeland Corporation Refrigeration system
US4787211A (en) * 1984-07-30 1988-11-29 Copeland Corporation Refrigeration system
EP0149366A1 (de) * 1984-01-17 1985-07-24 L'unite Hermetique S.A. Ölstandausgleichsvorrichtung für parallel laufende Verdichter in einem Kühlkreislauf und mit solcher Vorrichtung ausgerüstete, mit parallel laufenden Verdichtern versehene Kälteanlage
US4551989A (en) * 1984-11-30 1985-11-12 Gulf & Western Manufacturing Company Oil equalization system for refrigeration compressors
US4729228A (en) * 1986-10-20 1988-03-08 American Standard Inc. Suction line flow stream separator for parallel compressor arrangements
US4792288A (en) * 1986-11-28 1988-12-20 Siemens Aktiengesellschaft Encapsulated compressor
JP2557903B2 (ja) * 1987-09-10 1996-11-27 株式会社東芝 空気調和機
EP0308532A1 (de) * 1987-09-23 1989-03-29 VIA Gesellschaft für Verfahrenstechnik mbH Drucklufttrockner
US4889475A (en) * 1987-12-24 1989-12-26 Tecumseh Products Company Twin rotary compressor with suction accumulator
US4971529A (en) * 1987-12-24 1990-11-20 Tecumseh Products Company Twin rotary compressor with suction accumulator
JP2865707B2 (ja) * 1989-06-14 1999-03-08 株式会社日立製作所 冷凍装置
US5022146A (en) * 1989-08-30 1991-06-11 Tecumseh Products Company Twin rotary compressor with suction accumulator
US5236311A (en) * 1992-01-09 1993-08-17 Tecumseh Products Company Compressor device for controlling oil level in two-stage high dome compressor
WO2003038278A2 (en) * 2001-10-29 2003-05-08 Hebert Thomas H Multiple compressor common circuit structure design
US7810353B2 (en) * 2005-05-27 2010-10-12 Purdue Research Foundation Heat pump system with multi-stage compression
US20070187086A1 (en) * 2006-02-14 2007-08-16 Anatoly Nikolayevich Ivanov Device for cutting slot-shaped seats in wells by hydro-sandblasting method
DE102008045103A1 (de) * 2008-08-29 2010-03-11 TEKO Gesellschaft für Kältetechnik mbH Hubkolbenverdichter für Kältemittel
US8192171B2 (en) * 2009-01-15 2012-06-05 Ingersoll-Rand Company Compressor system
US8011191B2 (en) 2009-09-30 2011-09-06 Thermo Fisher Scientific (Asheville) Llc Refrigeration system having a variable speed compressor
US8011201B2 (en) * 2009-09-30 2011-09-06 Thermo Fisher Scientific (Asheville) Llc Refrigeration system mounted within a deck
DE102010033321A1 (de) 2010-08-04 2012-02-09 Wurm Gmbh & Co. Kg Elektronische Systeme Steuerungsverfahren für eine Verbundanlage
US8925346B2 (en) 2012-02-07 2015-01-06 Thermo Fisher Scientific (Asheville) Llc High performance freezer having cylindrical cabinet
US9951984B2 (en) 2013-05-21 2018-04-24 Carrier Corporation Tandem compressor refrigeration system and a method of using the same
CN105091386B (zh) * 2015-09-08 2017-09-08 广东申菱环境系统股份有限公司 一种地铁站用螺杆压缩机并联系统
DE102015119493A1 (de) 2015-11-11 2017-05-11 Ebm-Papst Mulfingen Gmbh & Co. Kg Vorrichtung und Verfahren zur Multifunktionsvernetzung
US10731901B2 (en) 2017-03-21 2020-08-04 Lennox Industries Inc. Method and apparatus for balanced fluid distribution in multi-compressor systems
US20180340526A1 (en) * 2017-05-26 2018-11-29 Lennox Industries Inc. Method and apparatus for common pressure and oil equalization in multi-compressor systems
US10495365B2 (en) 2017-03-21 2019-12-03 Lennox Industries Inc. Method and apparatus for balanced fluid distribution in tandem-compressor systems
CN110462310B (zh) 2017-04-06 2021-11-19 开利公司 用于降低包括多个异步电动马达的压缩机系统的最大涌入电流的方法和用于实施该方法的压缩机系统
US10465937B2 (en) 2017-08-08 2019-11-05 Lennox Industries Inc. Hybrid tandem compressor system and method of use
CN113669965A (zh) 2020-04-30 2021-11-19 特灵空调系统(中国)有限公司 并联压缩机中的ocr控制的系统和方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2253623A (en) * 1937-05-18 1941-08-26 Westinghouse Electric & Mfg Co Refrigerating apparatus
US3358466A (en) * 1966-04-25 1967-12-19 American Radiator & Standard Auxiliary compressor in motor casing for controlling pressure therein
US3621670A (en) * 1970-01-12 1971-11-23 Vilter Manufacturing Corp Lubricating oil equalizing system
US3785169A (en) * 1972-06-19 1974-01-15 Westinghouse Electric Corp Multiple compressor refrigeration system

Also Published As

Publication number Publication date
CA1070129A (en) 1980-01-22
IT7822611A0 (it) 1978-04-21
AU3505878A (en) 1979-10-18
DE2816142A1 (de) 1978-11-02
JPS5436327B2 (de) 1979-11-08
BE866017A (fr) 1978-10-16
ES469023A1 (es) 1979-09-01
IT1095205B (it) 1985-08-10
JPS53135049A (en) 1978-11-25
US4102149A (en) 1978-07-25
FR2388226A1 (fr) 1978-11-17

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