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EP0079255A1 Expired / Lapsed EP ⏱️ 0.0 years remaining

Device for the control of the supercharging pressure of a turbocharged engine in order to obtain an ameliorated dynamic response

Assignee: Renault SA
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Filing: 1982-10-11
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Granted: —
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Expires: 2002-10-11
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Abstract

Abstract Translated from French Dispositif de commande de la pression de suralimentation d'un moteur turbocompressé, du type comportant un turbocompresseur (2) dont la partie turbine (2a) est alimentée par l'échappement (3) du moteur (1), avec une vanne de décharge (8) en dérivation, et dont la partie compresseur (2b) alimente par un conduit (6) et un papillon des gaz (5) la conduite d'admission (7) du moteur (1), et dans lequel ladite vanne de décharge (8) est commandée par un vérin pneumatique (11) à ressort de rappel (12) agissant dans le sens de la fermeture et dont la chambre de commande (13) est raccordée par une conduite de liaison (14) audit conduit (6), caractérisé par le fait qu'une valve à retard (15) est interposée dans ladite conduite de liaison (14), ladite valve à retard (15) étant constituée par un étrangleur (16) et un clapet anti-retour (17) placé en parallèle. Device for controlling the boost pressure of a turbocharged engine, of the type comprising a turbocharger (2), the turbine part (2a) of which is supplied by the exhaust (3) of the engine (1), with a relief valve ( 8) in bypass, and of which the compressor part (2b) feeds by a pipe (6) and a throttle valve (5) the intake pipe (7) of the engine (1), and in which said relief valve ( 8) is controlled by a pneumatic cylinder (11) with return spring (12) acting in the closing direction and the control chamber (13) of which is connected by a connecting pipe (14) to said pipe (6), characterized by the fact that a delay valve (15) is interposed in said connecting pipe (14), said delay valve (15) being constituted by a throttle (16) and a non-return valve (17) placed in parallel.

Inventors

  • 👤 Henri Arnaud

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-03 11:17
CPC Classifications
F; F02; F02B; F02B37/00; F02B37/12; F02B37/18; F02B37/183; F02B37/186; F02B37/16; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3233403A Cited
FR2035829A1 Cited
DE2362133A1 Cited
FR2330861A1 Cited
US4222240A Cited

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