EP3847372A4 - Schmiermittelfreier zentrifugalverdichter - Google Patents

Schmiermittelfreier zentrifugalverdichter Download PDF

Info

Publication number
EP3847372A4
EP3847372A4 EP19888086.6A EP19888086A EP3847372A4 EP 3847372 A4 EP3847372 A4 EP 3847372A4 EP 19888086 A EP19888086 A EP 19888086A EP 3847372 A4 EP3847372 A4 EP 3847372A4
Authority
EP
European Patent Office
Prior art keywords
lubrication
centrifugal compressor
free centrifugal
free
compressor
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.)
Withdrawn
Application number
EP19888086.6A
Other languages
English (en)
French (fr)
Other versions
EP3847372A1 (de
Inventor
Esteban José ECHENIQUE
Santiago LABOLLITA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Smart E LLC
Original Assignee
Smart E LLC
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 Smart E LLC filed Critical Smart E LLC
Publication of EP3847372A1 publication Critical patent/EP3847372A1/de
Publication of EP3847372A4 publication Critical patent/EP3847372A4/de
Withdrawn legal-status Critical Current

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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/041—Axial thrust balancing
    • F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
    • 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
    • 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
    • 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
    • F04D25/0653—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the motor having a plane air gap, e.g. disc-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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Compressor (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
EP19888086.6A 2018-11-19 2019-11-20 Schmiermittelfreier zentrifugalverdichter Withdrawn EP3847372A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862769323P 2018-11-19 2018-11-19
PCT/US2019/062465 WO2020106879A1 (en) 2018-11-19 2019-11-20 Lubrication-free centrifugal compressor

Publications (2)

Publication Number Publication Date
EP3847372A1 EP3847372A1 (de) 2021-07-14
EP3847372A4 true EP3847372A4 (de) 2022-07-27

Family

ID=70774271

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19888086.6A Withdrawn EP3847372A4 (de) 2018-11-19 2019-11-20 Schmiermittelfreier zentrifugalverdichter

Country Status (8)

Country Link
US (1) US20220049709A1 (de)
EP (1) EP3847372A4 (de)
JP (1) JP2022536225A (de)
CN (1) CN113383164A (de)
BR (1) BR112021009442A8 (de)
CA (1) CA3115111A1 (de)
MX (1) MX2021002763A (de)
WO (1) WO2020106879A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220299033A1 (en) * 2021-03-18 2022-09-22 Gscd Corp. Gas Seal Column Pump for Elevated Temperature Applications
CN117967600B (zh) * 2024-04-01 2024-05-28 佛山市南海九洲普惠风机有限公司 一种磁悬浮离心风机叶轮

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008108063A1 (ja) * 2007-03-01 2008-09-12 Ntn Corporation モータ一体型磁気軸受装置
US20090127956A1 (en) * 2005-12-09 2009-05-21 Ntn Corporation Motor built-in magnetic bearing device
WO2012058069A2 (en) * 2010-10-27 2012-05-03 Dresser-Rand Company System and method for rapid pressurization of a motor/bearing cooling loop for a hermetically sealed motor/compressor system
US20170146271A1 (en) * 2014-07-31 2017-05-25 Mitsubishi Heavy Industries Thermal Systems, Ltd. Turbo chiller

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL109967A (en) * 1993-06-15 1997-07-13 Multistack Int Ltd Compressor
CH694814A5 (de) * 1999-10-05 2005-07-29 Silphenix Gmbh Homopolares, passives, elektrodynamisches Magnetlager mit erhöhter Steifigkeit.
NL1018212C2 (nl) * 2001-06-05 2002-12-10 Siemens Demag Delaval Turbomac Compressoreenheid omvattende een centrifugaalcompressor en een elektromotor.
US8183456B1 (en) * 2002-05-23 2012-05-22 Jon Murray Schroeder Thermoelectric device with make-before-break high frequency converter
JP4349089B2 (ja) * 2003-11-10 2009-10-21 株式会社エクォス・リサーチ アキシャルギャップ回転電機
TW200521350A (en) * 2003-12-25 2005-07-01 Delta Electronics Inc Magnetic bearing system
BRPI0709178A2 (pt) * 2006-03-24 2011-06-28 Siemens Ag unidade de compressor e uso de um meio refrigerante
TW201141014A (en) * 2009-12-22 2011-11-16 Kress Motors LLC Dipolar axial compression permanent magnet motor
US9287745B2 (en) * 2011-01-27 2016-03-15 Shibaura Institute Of Technology Stator teeth, stator, rotating electric machine, and method for controlling rotating electric machine
CN103427538B (zh) * 2013-08-27 2015-10-21 三峡大学 飞轮电池磁悬浮支承装置
ITFI20130204A1 (it) * 2013-09-03 2015-03-04 Nuovo Pignone Srl "fan-cooled electrical machine with axial thrust compensation"
US20150104335A1 (en) * 2013-10-15 2015-04-16 Solar Turbines Incorporated Internal-driven compressor having a powered compressor rotor
CA2983037C (en) * 2015-04-21 2023-05-16 Exonetik Inc. Magnetorheological fluid clutch apparatus with cylindrical fluid gap
CN204741386U (zh) * 2015-06-23 2015-11-04 江西理工大学 双转子轴向磁路机械变磁通永磁型同步电机
US10598221B2 (en) * 2016-10-11 2020-03-24 Baker Hughes Oilfield Operations, Llc Permanent magnet thrust bearing
CN107420321A (zh) * 2017-06-30 2017-12-01 华中科技大学 一种永磁轴向磁通变频风机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090127956A1 (en) * 2005-12-09 2009-05-21 Ntn Corporation Motor built-in magnetic bearing device
WO2008108063A1 (ja) * 2007-03-01 2008-09-12 Ntn Corporation モータ一体型磁気軸受装置
WO2012058069A2 (en) * 2010-10-27 2012-05-03 Dresser-Rand Company System and method for rapid pressurization of a motor/bearing cooling loop for a hermetically sealed motor/compressor system
US20170146271A1 (en) * 2014-07-31 2017-05-25 Mitsubishi Heavy Industries Thermal Systems, Ltd. Turbo chiller

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020106879A1 *

Also Published As

Publication number Publication date
US20220049709A1 (en) 2022-02-17
MX2021002763A (es) 2021-05-12
BR112021009442A2 (pt) 2021-08-17
CA3115111A1 (en) 2020-05-28
WO2020106879A1 (en) 2020-05-28
BR112021009442A8 (pt) 2021-09-08
CN113383164A (zh) 2021-09-10
JP2022536225A (ja) 2022-08-15
EP3847372A1 (de) 2021-07-14

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