BENDIX TCH-001-026 用户手册

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页码 5
Technical 
Bulletin
Bulletin No.: PRO-01-26
Effective Date: 12/15/86
Cancels: PRO-01-26 Dated 11/28/83
Page: 1 of 5
Subject: 
Compressor Turbocharging
Traditionally, Bendix has permitted compressor turbocharging with certain exceptions
and limitations.  Generally, original equipment installations of turbocharged compressors
have prior Bendix approval.  Factors affecting approval of a specific installation include
the engine, turbocharger and compressor combination.
Compressor turbocharging becomes a concern in the Aftermarket when one of the
components of the originally approved combination is changed or when turbocharging is
considered for a previously unturbocharged compressor.  For example, when a
turbocharged TuFlo 501 is changed over to a TuFlo 700.
The following can be used as a guide to determine if it is acceptable to turbocharge a
Bendix compressor in a specific application.
TURBOCHARGING
Definition
A turbocharger is a turbine driven compressor unit where the turbine is driven by the hot
gases of the engine exhaust.  Its function is to increase engine efficiency and power
output by compressing air drawn through the vehicle air cleaner and directing the
compressed air into the engine intake manifold.  The air pressure generated can
typically fluctuate between 30 psi and a slight vacuum, depending upon engine load.
Turbocharger outlet pressure increases as engine load increases.
A vehicle brake system compressor is turbocharged when its inlet is connected to the
outlet or PRESSURE side of the turbocharger.  For example; a compressor would be
turbocharged if its inlet is connected to the intake manifold of a turbocharged engine.