IN2014DN07521A - - Google Patents

Info

Publication number
IN2014DN07521A
IN2014DN07521A IN7521DEN2014A IN2014DN07521A IN 2014DN07521 A IN2014DN07521 A IN 2014DN07521A IN 7521DEN2014 A IN7521DEN2014 A IN 7521DEN2014A IN 2014DN07521 A IN2014DN07521 A IN 2014DN07521A
Authority
IN
India
Prior art keywords
impellers
diffuser
stage
refrigerant circuit
heat exchangers
Prior art date
Application number
Other languages
English (en)
Inventor
Lin Sun
Joost Brasz
Original Assignee
Danfoss Turbocor Compressors B V
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 Danfoss Turbocor Compressors B V filed Critical Danfoss Turbocor Compressors B V
Publication of IN2014DN07521A publication Critical patent/IN2014DN07521A/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
    • 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
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/10—Centrifugal pumps for compressing or evacuating
    • F04D17/12—Multi-stage pumps
    • F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
    • 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
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
    • 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
    • F04D29/046—Bearings
    • F04D29/048—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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid 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
    • 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
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • 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
    • F25B30/00—Heat pumps
    • F25B30/02—Heat pumps of the compression 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
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0253—Compressor control by controlling speed with variable speed
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Geometry (AREA)
  • Electromagnetism (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IN7521DEN2014 2012-03-08 2012-03-08 IN2014DN07521A (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2012/028221 WO2013133832A2 (en) 2012-03-08 2012-03-08 High pressure ratio multi-stage centrifugal compressor

Publications (1)

Publication Number Publication Date
IN2014DN07521A true IN2014DN07521A (ru) 2015-04-24

Family

ID=49117477

Family Applications (1)

Application Number Title Priority Date Filing Date
IN7521DEN2014 IN2014DN07521A (ru) 2012-03-08 2012-03-08

Country Status (6)

Country Link
US (1) US20150107289A1 (ru)
EP (1) EP2823240B1 (ru)
CN (1) CN104246394B (ru)
AU (1) AU2012372806B2 (ru)
IN (1) IN2014DN07521A (ru)
WO (1) WO2013133832A2 (ru)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017506307A (ja) 2014-02-20 2017-03-02 ダンフォス・エイ／エス 遠心圧縮機用の制御システム及び方法
US10110156B2 (en) * 2016-02-01 2018-10-23 Hamilton Sunstrand Corporation Reducing fault energy from an electric motor drive for a compressor
US10212861B2 (en) * 2017-02-24 2019-02-19 Halliburton Energy Services, Inc. Variable frequency drive cabinet ventilation system, apparatus and method
JP7132238B2 (ja) 2017-03-24 2022-09-06 ジョンソン コントロールズ テクノロジー カンパニー 磁気軸受を備えた誘導電動機及び蒸気圧縮システム
KR20210129881A (ko) * 2020-04-21 2021-10-29 엘지전자 주식회사 압축기 및 이를 포함하는 칠러
KR20210129962A (ko) * 2020-04-21 2021-10-29 엘지전자 주식회사 압축기 및 칠러 시스템
CN112696840B (zh) * 2020-12-18 2022-04-08 无锡同方人工环境有限公司 全天候宽范围的双向流量调节装置及其调节工艺
CN112963977A (zh) * 2021-04-06 2021-06-15 青岛腾远设计事务所有限公司 一种离心式压缩机和冷水机组
US11946678B2 (en) 2022-01-27 2024-04-02 Copeland Lp System and method for extending the operating range of a dynamic compressor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4033738A (en) * 1976-03-12 1977-07-05 Westinghouse Electric Corporation Heat pump system with multi-stage centrifugal compressors
US4232533A (en) * 1979-06-29 1980-11-11 The Trane Company Multi-stage economizer
US4739628A (en) * 1986-11-28 1988-04-26 Shoemaker James F Extended range heat pump system and centrifugal compressor for use therewith
IL109967A (en) * 1993-06-15 1997-07-13 Multistack Int Ltd Compressor
US6129511A (en) * 1998-10-27 2000-10-10 Carrier Corporation Method and apparatus for controlling interaction between variable guide vanes and variable diffuser of a centrifugal compressor
JP2001200797A (ja) * 2000-01-17 2001-07-27 Hitachi Ltd 多段遠心圧縮機
US6872050B2 (en) * 2002-12-06 2005-03-29 York International Corporation Variable geometry diffuser mechanism
WO2007035700A2 (en) * 2005-09-19 2007-03-29 Ingersoll-Rand Company Multi-stage compression system including variable speed motors
BRPI0820894A2 (pt) * 2007-12-14 2015-06-16 Carrier Corp Processo para controlar operação de um sistema de aquecimento, ventilação e condicionamento de ar, e, sistema de aquecimento, ventilação e condicionamento de ar
US8037713B2 (en) * 2008-02-20 2011-10-18 Trane International, Inc. Centrifugal compressor assembly and method
JP4951583B2 (ja) * 2008-04-28 2012-06-13 日立アプライアンス株式会社 ターボ冷凍機
US8397126B2 (en) * 2009-07-06 2013-03-12 Intel Corporation Systems and methods for channel coding of wireless communication

Also Published As

Publication number Publication date
AU2012372806A1 (en) 2014-10-02
EP2823240A4 (en) 2016-03-23
WO2013133832A3 (en) 2014-04-03
EP2823240A2 (en) 2015-01-14
CN104246394B (zh) 2017-03-08
EP2823240B1 (en) 2018-11-14
WO2013133832A2 (en) 2013-09-12
CN104246394A (zh) 2014-12-24
AU2012372806B2 (en) 2015-12-10
US20150107289A1 (en) 2015-04-23

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