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BR0307982A - Gas sealing system for the shaft of an electric motor compressor - Google Patents

Gas sealing system for the shaft of an electric motor compressor

Info

Publication number
BR0307982A
BR0307982A BR0307982-1A BR0307982A BR0307982A BR 0307982 A BR0307982 A BR 0307982A BR 0307982 A BR0307982 A BR 0307982A BR 0307982 A BR0307982 A BR 0307982A
Authority
BR
Brazil
Prior art keywords
electric motor
housing
accommodated
shaft
gas
Prior art date
Application number
BR0307982-1A
Other languages
Portuguese (pt)
Inventor
Eric David Appleford
William Brian Lane
Original Assignee
Alpha Thames Ltd
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 Alpha Thames Ltd filed Critical Alpha Thames Ltd
Publication of BR0307982A publication Critical patent/BR0307982A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • 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
    • F04D25/0686—Units comprising pumps and their driving means the pump being electrically driven specially adapted for submerged use
    • 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
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/102—Shaft sealings especially adapted for elastic fluid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Compressor (AREA)

Abstract

"SISTEMA DE VEDAçãO DE GáS PARA O EIXO DE UM MOTOCOMPRESSOR ELéTRICO". Para conjunto compreendido por um alojamento (40), um motor elétrico (30), acomodado dentro de uma primeira parte (42) do alojamento, maquinário giratório (32) acomodado dentro de uma segunda parte (44) do alojamento e acionado pelo motor elétrico, meios de separação (46) no alojamento, entre a primeira e a segunda partes do mesmo para separar o fluido movimentado pelo maquinário giratório (32) a partir do motor elétrico (30), dito conjunto prevendo meios de introdução go gás (48) para introduzir o gás de proteção do motor pelo menos substancialmente seco na primeira parte do alojamento (42) e meios de fluxo de gás restritos (54) para permitir um vazamento do gás de proteção do motor a partir da primeira parte do alojamento (42) para a segunda parte do alojamento (44) e sendo previsto também um método de operação de um motor elétrico (30) acomodado na primeira parte (42) do alojamento (40) e disposto para acionar a máquina giratória (32), acomodada na segunda parte (44) do alojamento."GAS SEALING SYSTEM FOR THE SHAFT OF AN ELECTRIC MOTORPRESSOR". For assembly comprised of a housing (40), an electric motor (30) accommodated within a first housing portion (42), rotating machinery (32) accommodated within a second housing portion (44) and driven by the electric motor separating means (46) in the housing between the first and second portions thereof for separating the fluid moved by the rotary machinery (32) from the electric motor (30), said assembly providing gas introducing means (48) for introducing at least substantially dry engine shield gas into the first housing portion (42) and restricted gas flow means (54) to allow a leakage of the engine shield gas from the first housing portion (42) for the second housing part (44) and also providing a method of operating an electric motor (30) accommodated in the first housing part (42) (40) and arranged to drive the rotary machine (32) accommodated in the secondpart (44) of the housing.

BR0307982-1A 2002-02-21 2003-02-21 Gas sealing system for the shaft of an electric motor compressor BR0307982A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0204139.0A GB0204139D0 (en) 2002-02-21 2002-02-21 Electric motor protection system
PCT/GB2003/000779 WO2003071139A1 (en) 2002-02-21 2003-02-21 Gas seal system for the shaft of an electric compressor motor

Publications (1)

Publication Number Publication Date
BR0307982A true BR0307982A (en) 2004-12-07

Family

ID=9931528

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0307982-1A BR0307982A (en) 2002-02-21 2003-02-21 Gas sealing system for the shaft of an electric motor compressor

Country Status (7)

Country Link
US (1) US20050142004A1 (en)
EP (1) EP1478856A1 (en)
AU (1) AU2003214370A1 (en)
BR (1) BR0307982A (en)
GB (1) GB0204139D0 (en)
NO (1) NO20043934L (en)
WO (1) WO2003071139A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0709145A2 (en) * 2006-03-24 2011-06-28 Siemens Ag method for operating a compressor unit, and an associated compressor unit
NO326735B1 (en) * 2006-06-30 2009-02-09 Aker Subsea As Method and apparatus for protecting compressor modules against unwanted contaminant gas inflow.
CA2560814C (en) * 2006-09-25 2014-08-26 Transcanada Pipelines Limited Tandem supersonic ejectors
NO327557B2 (en) 2007-10-09 2013-02-04 Aker Subsea As Pump protection system
NO328277B1 (en) 2008-04-21 2010-01-18 Statoil Asa Gas Compression System
EP2633198A4 (en) * 2010-10-27 2017-01-11 Dresser-Rand Company System and method for rapid pressurization of a motor/bearing cooling loop for a hermetically sealed motor/compressor system
NO333684B1 (en) * 2011-03-07 2013-08-12 Aker Subsea As UNDERWATER PRESSURE COOKING MACHINE
NO335469B1 (en) * 2011-09-29 2014-12-15 Aker Subsea As Pump system for water injection at high pressure
ITUB20152564A1 (en) * 2015-07-28 2017-01-28 Nuovo Pignone Tecnologie Srl MOTORCOMPRESSOR AND METHOD TO IMPROVE THE EFFICIENCY OF A MOTOR-COMPRESSOR
IT201700097796A1 (en) * 2017-08-31 2019-03-03 Nuovo Pignone Tecnologie Srl TURBOMACCHINE SYSTEMS WITH REFRIGERATION OF ACTIVE MAGNETIC CUSHIONS AND METHOD

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH480543A (en) * 1967-08-18 1969-10-31 Sulzer Ag System for conveying, compressing or circulating gases with a conveying fan driven by an electric motor
JPS5569793A (en) * 1978-11-20 1980-05-26 Mitsubishi Heavy Ind Ltd Sealing system for axis of blower for pressure transportation of poisonous gas
US4311004A (en) * 1979-10-26 1982-01-19 Rotoflow Corporation Gas compression system and method
NO172075C (en) * 1991-02-08 1993-06-02 Kvaerner Rosenberg As Kvaerner PROCEDURE FOR OPERATING A COMPRESSOR PLANT IN AN UNDERWATER STATION FOR TRANSPORTING A BROWN STREAM AND COMPRESSOR PLANT IN A UNDERWATER STATION FOR TRANSPORTING A BROWN STREAM
DE4111713A1 (en) * 1991-04-10 1993-01-14 Magnet Motor Gmbh FLUID PUMP
EP1069313B1 (en) * 1999-07-16 2005-09-14 Man Turbo Ag Turbo compressor
US6582185B2 (en) * 2001-09-14 2003-06-24 Praxair Technology, Inc. Sealing system

Also Published As

Publication number Publication date
EP1478856A1 (en) 2004-11-24
AU2003214370A1 (en) 2003-09-09
NO20043934L (en) 2004-11-19
GB0204139D0 (en) 2002-04-10
WO2003071139A1 (en) 2003-08-28
US20050142004A1 (en) 2005-06-30

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE 4A., 5A., 6A. E 7A. ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2051 DE 27/04/2010.