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FR3035688B1 - ELECTRICAL COMPRESSOR WITH IMPROVED DYNAMIC SEALING SYSTEM - Google Patents

ELECTRICAL COMPRESSOR WITH IMPROVED DYNAMIC SEALING SYSTEM Download PDF

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Publication number
FR3035688B1
FR3035688B1 FR1559875A FR1559875A FR3035688B1 FR 3035688 B1 FR3035688 B1 FR 3035688B1 FR 1559875 A FR1559875 A FR 1559875A FR 1559875 A FR1559875 A FR 1559875A FR 3035688 B1 FR3035688 B1 FR 3035688B1
Authority
FR
France
Prior art keywords
compressor
sealing system
dynamic sealing
improved dynamic
electrical 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.)
Active
Application number
FR1559875A
Other languages
French (fr)
Other versions
FR3035688A1 (en
Inventor
Nicolas Martin
Nicolas Renard
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.)
Valeo Electrification SAS
Original Assignee
Valeo Systemes de Controle Moteur SAS
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 Valeo Systemes de Controle Moteur SAS filed Critical Valeo Systemes de Controle Moteur SAS
Priority to PCT/FR2016/051031 priority Critical patent/WO2016174376A1/en
Publication of FR3035688A1 publication Critical patent/FR3035688A1/en
Application granted granted Critical
Publication of FR3035688B1 publication Critical patent/FR3035688B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/32—Engines with pumps other than of reciprocating-piston type
    • F02B33/34—Engines with pumps other than of reciprocating-piston type with rotary pumps
    • F02B33/40—Engines with pumps other than of reciprocating-piston type with rotary pumps of non-positive-displacement 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
    • F04D29/059—Roller 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/102—Shaft sealings especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
    • F02B39/02—Drives of pumps; Varying pump drive gear ratio
    • F02B39/08—Non-mechanical drives, e.g. fluid drives having variable gear ratio
    • F02B39/10—Non-mechanical drives, e.g. fluid drives having variable gear ratio electric
    • 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
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/602—Drainage
    • F05D2260/6022—Drainage of leakage having past a seal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Supercharger (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Compressor (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

La présente invention concerne un compresseur 9 électrique comportant un arbre 13 entrainé en rotation par un moteur électrique par l'intermédiaire de roulements 16, l'arbre entraiment en rotation une roue de compresseur 14, le compresseur 9 comportant deux segments d'étanchéité 29a, 29b montés autour de l'arbre 13 entre les roulements 16 et la roue de compresseur 14 et comportant un trou d'évent 35, 37 de circulation de flux de polluants vers l'extérieur du compresseur, dont l'entrée est disposée entre les deux segments d'étanchéité, le compresseur comportant un chicanage 200 en amont du segment 29a disposé du coté de la roue 14.The present invention relates to an electric compressor 9 comprising a shaft 13 driven in rotation by an electric motor by means of bearings 16, the shaft drives a compressor wheel 14 in rotation, the compressor 9 comprising two sealing segments 29a, 29b mounted around the shaft 13 between the bearings 16 and the compressor wheel 14 and having a vent hole 35, 37 flow of pollutant flow to the outside of the compressor, the inlet of which is arranged between the two sealing segments, the compressor comprising a baffling 200 upstream of the segment 29a disposed on the side of the wheel 14.

FR1559875A 2015-04-30 2015-10-16 ELECTRICAL COMPRESSOR WITH IMPROVED DYNAMIC SEALING SYSTEM Active FR3035688B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/FR2016/051031 WO2016174376A1 (en) 2015-04-30 2016-05-02 Electric compressor with improved dynamic sealing system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1553935A FR3035686B1 (en) 2015-04-30 2015-04-30 ELECTRICAL COMPRESSOR WITH IMPROVED DYNAMIC SYSTEM OF SEALING
FR1553935 2015-04-30

Publications (2)

Publication Number Publication Date
FR3035688A1 FR3035688A1 (en) 2016-11-04
FR3035688B1 true FR3035688B1 (en) 2019-05-03

Family

ID=53674133

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1553935A Active FR3035686B1 (en) 2015-04-30 2015-04-30 ELECTRICAL COMPRESSOR WITH IMPROVED DYNAMIC SYSTEM OF SEALING
FR1559875A Active FR3035688B1 (en) 2015-04-30 2015-10-16 ELECTRICAL COMPRESSOR WITH IMPROVED DYNAMIC SEALING SYSTEM

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1553935A Active FR3035686B1 (en) 2015-04-30 2015-04-30 ELECTRICAL COMPRESSOR WITH IMPROVED DYNAMIC SYSTEM OF SEALING

Country Status (2)

Country Link
FR (2) FR3035686B1 (en)
WO (1) WO2016174376A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2966375A (en) * 1958-09-22 1960-12-27 Commissariat Energie Atomique Sealing device for the bearings of compressors or similar machines
US3909154A (en) * 1974-09-05 1975-09-30 Carrier Corp Centrifugal compressor
US5076765A (en) * 1988-08-03 1991-12-31 Nissan Motor Company, Altd. Shaft seal arrangement of turbocharger
WO2001007791A1 (en) * 1999-07-23 2001-02-01 Hitachi, Ltd. Turbo fluid machinery and dry gas seal used for the machinery
GB2516060B (en) 2013-07-09 2019-07-03 Valeo Air Man Uk Limited An electric supercharger having a protected bearing assembly

Also Published As

Publication number Publication date
FR3035686A1 (en) 2016-11-04
FR3035686B1 (en) 2019-03-22
FR3035688A1 (en) 2016-11-04
WO2016174376A1 (en) 2016-11-03

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