DK1478855T3 - Centrifugalkompressor - Google Patents

Centrifugalkompressor

Info

Publication number
DK1478855T3
DK1478855T3 DK03706156T DK03706156T DK1478855T3 DK 1478855 T3 DK1478855 T3 DK 1478855T3 DK 03706156 T DK03706156 T DK 03706156T DK 03706156 T DK03706156 T DK 03706156T DK 1478855 T3 DK1478855 T3 DK 1478855T3
Authority
DK
Denmark
Prior art keywords
compressor
centrifugal
balancing
thrust
sharing
Prior art date
Application number
DK03706156T
Other languages
English (en)
Inventor
Ronald David Conry
Original Assignee
Turbocor 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27762091&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK1478855(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Turbocor Inc filed Critical Turbocor Inc
Application granted granted Critical
Publication of DK1478855T3 publication Critical patent/DK1478855T3/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • F04D29/058—Bearings magnetic; electromagnetic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F04D29/023—Selection of particular materials especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • 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
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
    • F25B1/053—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of turbine type
    • 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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • 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
    • F25B6/00—Compression machines, plants or systems, with several condenser circuits
    • F25B6/02—Compression machines, plants or systems, with several condenser circuits arranged in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/50—Bearings
    • F05B2240/51—Bearings magnetic
    • F05B2240/515—Bearings magnetic electromagnetic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/15—Rare earth metals, i.e. Sc, Y, lanthanides
    • 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
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B2400/06—Several compression cycles arranged in parallel
    • F25B2400/061—Several compression cycles arranged in parallel the capacity of the first system being different from the second

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Centrifugal Separators (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
DK03706156T 2002-02-28 2003-02-28 Centrifugalkompressor DK1478855T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002373905A CA2373905A1 (en) 2002-02-28 2002-02-28 Twin centrifugal compressor
PCT/CA2003/000285 WO2003072946A1 (en) 2002-02-28 2003-02-28 A centrifugal compressor

Publications (1)

Publication Number Publication Date
DK1478855T3 true DK1478855T3 (da) 2009-01-05

Family

ID=27762091

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03706156T DK1478855T3 (da) 2002-02-28 2003-02-28 Centrifugalkompressor

Country Status (14)

Country Link
US (1) US7240515B2 (da)
EP (1) EP1478855B1 (da)
JP (1) JP4377695B2 (da)
KR (1) KR20040094740A (da)
CN (1) CN1639466B (da)
AT (1) ATE407296T1 (da)
AU (1) AU2003208203B2 (da)
BR (1) BR0307586A (da)
CA (1) CA2373905A1 (da)
DE (1) DE60323336D1 (da)
DK (1) DK1478855T3 (da)
ES (1) ES2316726T3 (da)
PT (1) PT1478855E (da)
WO (1) WO2003072946A1 (da)

Families Citing this family (95)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO323324B1 (no) 2003-07-02 2007-03-19 Kvaerner Oilfield Prod As Fremgangsmate for regulering at trykket i en undervannskompressormodul
KR20070045266A (ko) * 2004-07-27 2007-05-02 터보코 인코포레이티드 동적 제어 압축기
WO2007013892A2 (en) 2004-11-12 2007-02-01 Board Of Trustees Of Michigan State University Composite turbomachine impeller and method of manufacture
EP1963762B1 (en) * 2005-12-06 2021-01-27 Carrier Corporation Lubrication system for touchdown bearings of a magnetic bearing compressor
US8137081B2 (en) * 2006-02-03 2012-03-20 Siemens Aktiengesellschaft Compressor unit
DE202006005461U1 (de) * 2006-04-04 2007-08-16 Sedlak, Holger Vorrichtung zum Pumpen von Wärme
US8156757B2 (en) 2006-10-06 2012-04-17 Aff-Mcquay Inc. High capacity chiller compressor
FR2912995B1 (fr) * 2007-02-26 2009-05-22 Alcatel Lucent Sas Dispositif de controle thermique embarque a bord d'un engin spatial
US20100139298A1 (en) * 2007-05-07 2010-06-10 Alexander Lifson Motor-compressor drive apparatus
DE102007028742A1 (de) * 2007-06-21 2008-12-24 Daimler Ag Luftversorger, insbesondere für ein Luftversorgungssystem von Brennstoffzellen
US20090081031A1 (en) * 2007-09-26 2009-03-26 Koopman Dennis E Vertical vapor compressor
KR101381085B1 (ko) * 2007-11-13 2014-04-10 엘지전자 주식회사 로터리식 2단 압축기
FR2924205B1 (fr) * 2007-11-23 2013-08-16 Air Liquide Dispositif et procede de refrigeration cryogenique
CN101896779B (zh) * 2007-12-31 2015-07-15 江森自控科技公司 用于转子冷却的方法和系统
US7975506B2 (en) 2008-02-20 2011-07-12 Trane International, Inc. Coaxial economizer assembly and method
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
US7856834B2 (en) * 2008-02-20 2010-12-28 Trane International Inc. Centrifugal compressor assembly and method
JP5632297B2 (ja) * 2008-03-13 2014-11-26 エーエーエフ−マックウェイ インク． チラーシステム及びチラーシステムの作動方法
RU2010142965A (ru) 2008-04-17 2012-05-27 Синкрони, Инк. (US) Высокоскоростной электродвигатель с постоянным магнитом и генератор с металлическим ротором с низким уровнем потерь
JP2011520410A (ja) 2008-04-18 2011-07-14 シンクロニー，インコーポレイテッド 集積電子工学を用いた磁力スラスト軸受
US20090277400A1 (en) * 2008-05-06 2009-11-12 Ronald David Conry Rankine cycle heat recovery methods and devices
US8544256B2 (en) * 2008-06-20 2013-10-01 Rolls-Royce Corporation Gas turbine engine and integrated heat exchange system
US8516850B2 (en) * 2008-07-14 2013-08-27 Johnson Controls Technology Company Motor cooling applications
US7987913B2 (en) * 2008-09-26 2011-08-02 Baker Hughes Incorporated Electrical submersible pump with equally loaded thrust bearings and method of pumping subterranean fluid
GB2469015B (en) * 2009-01-30 2011-09-28 Compair Uk Ltd Improvements in multi-stage centrifugal compressors
US8269388B2 (en) * 2009-02-02 2012-09-18 Aktiebolaget Skf Magnetic bearing assembly for rotors
DE102009016392A1 (de) * 2009-04-07 2010-10-14 Man Turbo Ag Verdichteranordnung
US8061151B2 (en) * 2009-05-18 2011-11-22 Hamilton Sundstrand Corporation Refrigerant compressor
US9583991B2 (en) 2009-06-24 2017-02-28 Synchrony, Inc. Systems, devices, and/or methods for managing magnetic bearings
BE1019030A5 (nl) 2009-08-03 2012-01-10 Atlas Copco Airpower Nv Turbocompressorsysteem.
JP4897018B2 (ja) 2009-08-19 2012-03-14 三菱重工コンプレッサ株式会社 機械ユニットの配置システム
KR101065549B1 (ko) * 2009-10-27 2011-09-19 엘지전자 주식회사 듀얼 터보 냉동기
IT1397707B1 (it) * 2009-12-22 2013-01-24 Nuovo Pignone Spa Bilanciamento dinamico di spinta per compressori centrifughi.
KR20110082356A (ko) * 2010-01-11 2011-07-19 엘지전자 주식회사 터보 압축기 및 이의 조립 방법
TWI386611B (zh) * 2010-02-10 2013-02-21 Ind Tech Res Inst 無油潤滑離心式冷媒壓縮機及其潤滑方法
CN102155429B (zh) * 2010-02-12 2013-07-24 财团法人工业技术研究院 无油润滑离心式冷媒压缩机及其润滑方法
FR2961260B1 (fr) 2010-06-15 2014-05-02 Turbomeca Architecture de turbomoteur non lubrifie
WO2011163456A1 (en) 2010-06-23 2011-12-29 Synchrony, Inc. Split magnetic thrust bearing
US8931304B2 (en) * 2010-07-20 2015-01-13 Hamilton Sundstrand Corporation Centrifugal compressor cooling path arrangement
US8342821B2 (en) 2010-10-21 2013-01-01 Baker Hughes Incorporated Tuned bearing
CN103201462B (zh) * 2010-11-03 2015-08-05 丹佛斯公司 一种离心压缩机和致冷系统
FR2970044B1 (fr) * 2010-12-31 2013-02-01 Thermodyn Groupe motocompresseur a profil aerodynamique variable.
CN102200360B (zh) * 2011-01-28 2013-08-14 大连三洋压缩机有限公司 一种压缩机均油系统
RU2480631C1 (ru) * 2011-12-12 2013-04-27 Закрытое акционерное общество "Научно-исследовательский и конструкторский институт центробежных и роторных компрессоров им. В.Б. Шнеппа" Вакуумный центробежный компрессор
CN103206378B (zh) * 2012-01-11 2015-10-07 复盛股份有限公司 多段式热泵压缩机
AU2012367336A1 (en) * 2012-01-23 2014-08-21 Danfoss A/S Variable-speed multi-stage refrigerant centrifugal compressor with diffusers
EP2812579B1 (en) * 2012-02-07 2017-04-05 Johnson Controls Technology Company Hermetic motor cooling and control
EP2677177B1 (en) * 2012-06-22 2020-10-14 Skf Magnetic Mechatronics Electric centrifugal compressor for vehicles
EP2677176B1 (en) * 2012-06-22 2018-12-19 Skf Magnetic Mechatronics Compact electric centrifugal compressor
DE102012012540A1 (de) * 2012-06-26 2014-01-02 Robert Bosch Gmbh Turboverdichter
US10443603B2 (en) 2012-10-03 2019-10-15 Praxair Technology, Inc. Method for compressing an incoming feed air stream in a cryogenic air separation plant
US9175691B2 (en) * 2012-10-03 2015-11-03 Praxair Technology, Inc. Gas compressor control system preventing vibration damage
US10385861B2 (en) 2012-10-03 2019-08-20 Praxair Technology, Inc. Method for compressing an incoming feed air stream in a cryogenic air separation plant
US9157446B2 (en) 2013-01-31 2015-10-13 Danfoss A/S Centrifugal compressor with extended operating range
WO2014200476A1 (en) 2013-06-12 2014-12-18 Danfoss Turbocor Compressors B.V. Compressor with rotor cooling passageway
CN103410770B (zh) * 2013-07-24 2015-09-16 黄佳华 轴向力磁力自平衡装置
CN103615842B (zh) * 2013-10-29 2016-05-11 广州市盈夏制冷技术有限公司 一种节能整体压缩机装置
US9382911B2 (en) 2013-11-14 2016-07-05 Danfoss A/S Two-stage centrifugal compressor with extended range and capacity control features
EP3080527B1 (en) * 2013-12-12 2022-05-04 Johnson Controls Tyco IP Holdings LLP Steam turbine driven centrifugal heat pump
DE102013022146A1 (de) * 2013-12-18 2015-06-18 Man Diesel & Turbo Se Radialverdichter und Verdichteranordnung mit einem solchen Radialverdichter
CN104632636B (zh) * 2014-02-21 2017-12-15 珠海格力电器股份有限公司 压缩机、压缩机的降温方法和冷水式空调机组
US20170102003A1 (en) * 2014-03-28 2017-04-13 Carrier Corporation Chiller Compressor Rolling Bearings with Squeeze Film Dampers
US10082151B2 (en) 2014-04-02 2018-09-25 Dresser-Rand Company Damper seal for double flow compressor arrangement
CN106461278B (zh) 2014-04-16 2020-03-06 江森自控科技公司 运行冷却器的方法
CN104847675A (zh) * 2015-05-05 2015-08-19 重庆美的通用制冷设备有限公司 离心压缩机
CN104879306B (zh) * 2015-05-13 2017-03-08 苏州市朗吉科技有限公司 一种离心压缩机
FR3037110B1 (fr) 2015-06-05 2019-11-01 Danfoss A/S Compresseur frigorifique centrifuge
JP6543405B2 (ja) 2015-07-06 2019-07-10 ジョンソン コントロールズ テクノロジー カンパニーＪｏｈｎｓｏｎ Ｃｏｎｔｒｏｌｓ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏｍｐａｎｙ 多段遠心圧縮機のための容量制御システム及び方法
US10648702B2 (en) 2015-08-11 2020-05-12 Carrier Corporation Low capacity, low-GWP, HVAC system
KR101607492B1 (ko) * 2015-09-04 2016-04-11 터보윈 주식회사 직결 구동형 듀얼 터보 블로워 냉각 구조
WO2017135949A1 (en) 2016-02-04 2017-08-10 Danfoss A/S Active surge control in centrifugal compressors using microjet injection
CN113482943B (zh) * 2016-07-13 2023-11-10 三菱电机株式会社 电动送风机及电气设备
US20180073779A1 (en) * 2016-09-15 2018-03-15 Daikin Applied Americas Inc. Centrifugal compressor
CN107975957B (zh) * 2016-10-25 2021-01-29 青岛海尔智能技术研发有限公司 制冷系统、制冷设备及其控制方法
CN107975956B (zh) * 2016-10-25 2021-01-29 青岛海尔智能技术研发有限公司 双蒸发器制冷系统、制冷设备及其控制方法
CN109996966A (zh) 2016-12-14 2019-07-09 开利公司 两级离心压缩机
US11274679B2 (en) * 2017-02-14 2022-03-15 Danfoss A/S Oil free centrifugal compressor for use in low capacity applications
FR3063778A1 (fr) * 2017-03-08 2018-09-14 BD Kompressor GmbH Turbocompresseur centrifuge
US20210285694A1 (en) * 2017-04-13 2021-09-16 Clay Manley Method of Using Catalyzed Graphene with Nanoparticle Reacting Agent to Improve the Efficiency of a Thermal Vapor Compression System
DE202018006465U1 (de) * 2017-04-13 2020-07-27 Clay Manley System zur Verwendung eines Reaktionsmittels aus katalysiertem Graphen mit Nanopartikeln zur Verbesserung der Effizienz eines Systems zur thermischen Dampfkompression
CN107194198B (zh) * 2017-07-06 2020-02-18 沈阳透平机械股份有限公司 离心压缩机闭式叶轮轴向推力计算方法、装置及存储介质
US10280850B1 (en) * 2018-01-23 2019-05-07 Ford Global Technologies, Llc Double-ended electric supercharger
EP3557078A1 (fr) * 2018-04-20 2019-10-23 Belenos Clean Power Holding AG Compresseur de fluide
EP3557080A1 (fr) * 2018-04-20 2019-10-23 Belenos Clean Power Holding AG Pompe à chaleur comprenant un compresseur de fluide
CN110864467A (zh) * 2018-08-28 2020-03-06 艾默生环境优化技术(苏州)有限公司 一种制冷剂循环系统
TWI696761B (zh) 2018-11-14 2020-06-21 財團法人工業技術研究院 磁浮離心式壓縮機及其控制方法
CN109578297B (zh) * 2019-01-18 2023-09-05 南通大通宝富风机有限公司 一种立式磁悬浮水蒸气压缩机
US11391291B2 (en) * 2019-02-07 2022-07-19 Emerson Climate Technologies, Inc. Foil bearing assembly
EP3712434B1 (en) 2019-03-20 2021-12-22 Danfoss A/S Check valve damping
KR20220156208A (ko) * 2021-05-18 2022-11-25 현대자동차주식회사 차량용 듀얼 압축기
CN115704644A (zh) * 2021-08-10 2023-02-17 中国石油天然气股份有限公司 一种lng液化装置及其控制方法
CN113883069B (zh) * 2021-09-09 2024-01-12 鑫磊压缩机股份有限公司 一种采用磁性行星转子轴系增速的多级压缩机
CN113776231A (zh) * 2021-10-15 2021-12-10 西安热工研究院有限公司 一种基于热泵及制冷系统的凝汽器余热回收利用系统及方法
CN115638133B (zh) * 2022-09-19 2023-10-27 百事德机械（江苏）有限公司 一种具备高散热结构的磁悬浮风机蜗壳及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2458560A (en) * 1946-08-13 1949-01-11 Westinghouse Electric Corp Two temperature refrigeration apparatus
US2814254A (en) * 1954-04-16 1957-11-26 David P Litzenberg Motor driven pumps
DE3729486C1 (de) * 1987-09-03 1988-12-15 Gutehoffnungshuette Man Kompressoreinheit
JPH05502076A (ja) * 1989-12-20 1993-04-15 アライド・シグナル・インコーポレーテツド 可変速ターボ真空ポンプ
DE4016776A1 (de) * 1990-04-05 1991-10-17 Mtu Friedrichshafen Gmbh Aufladegruppe mit steuerbaren ladeluftverdichtern fuer eine brennkraftmaschine
US5222370A (en) 1992-01-17 1993-06-29 Carrier Corporation Automatic chiller stopping sequence
DE4204610A1 (de) * 1992-02-15 1993-08-19 Herberts Gmbh Verfahren zur herstellung von spachtelmassen und verwendung der erhaltenen spachtelmassen
GB9219167D0 (en) 1992-09-10 1992-10-28 Derivative Technology Limited Compressor
US5350039A (en) * 1993-02-25 1994-09-27 Nartron Corporation Low capacity centrifugal refrigeration compressor
IL109967A (en) * 1993-06-15 1997-07-13 Multistack Int Ltd Compressor
US5876637A (en) * 1996-08-20 1999-03-02 North Carolina State University Luminescent copper aluminum halide materials
US5875637A (en) 1997-07-25 1999-03-02 York International Corporation Method and apparatus for applying dual centrifugal compressors to a refrigeration chiller unit

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DE60323336D1 (de) 2008-10-16
JP2005519214A (ja) 2005-06-30
KR20040094740A (ko) 2004-11-10
CA2373905A1 (en) 2003-08-28
AU2003208203A1 (en) 2003-09-09
EP1478855A1 (en) 2004-11-24
PT1478855E (pt) 2008-12-11
WO2003072946A1 (en) 2003-09-04
US20050223737A1 (en) 2005-10-13
ES2316726T3 (es) 2009-04-16
AU2003208203B2 (en) 2009-06-11
JP4377695B2 (ja) 2009-12-02
ATE407296T1 (de) 2008-09-15
BR0307586A (pt) 2005-01-25
EP1478855B1 (en) 2008-09-03
US7240515B2 (en) 2007-07-10
CN1639466A (zh) 2005-07-13
CN1639466B (zh) 2011-09-28

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