Table Of Contents - Delphi Multec 3.5 Applications Manual

Multec 3.5 Fuel Injector Application Manual
1. 0 INTRODUCTION ................................................................................1-1
1.1
S D
COPE OF OCUMENT
1.2
C
LASSIFICATION
1.3
D M
OCUMENT ANAGEMENT
1.3.1 Document Release and Updates ......................................................................................... 1-1
1.4
C C
OMMERCIAL ONSIDERATIONS
1.5
O
BJECTIVES OF THIS
1.6
H M
OW THIS ANUAL IS
1.7
C U
ONVENTIONS
1.8
H .................................................................................................................................... 1-5
YPERLINKS
1.9
A D
PPLICABLE OCUMENTS
1.9.1 Order of Precedence ............................................................................................................1-5
1.9.2 Government Documents ...................................................................................................... 1-5
1.9.3 Other Delphi Reference Documents .................................................................................... 1-5
1.9.4 Industry Documents .............................................................................................................1-6
1.9.5 Useful Web Sites.................................................................................................................. 1-6
2. 0 FUNDAMENTALS ..............................................................................2-1
2.1
G ........................................................................................................................................ 2-1
ENERAL
2.2
E C
NGINE OMBUSTION
2.2.1 Air/Fuel Ratio Effects on Combustion .................................................................................. 2-3
2.2.2 Fuel Atomization................................................................................................................... 2-7
2.2.3 Fuel Spray Characteristics and Injection Timing.................................................................. 2-8
2.2.4 Benefits of Electronic Fuel Injection Over Other Types of Fuel Systems ............................ 2-9
2.2.5 Impact of Transient Conditions on Combustion ................................................................... 2-9
2.2.6 Impact of Fuel Composition................................................................................................2-10
2.2.7 Engine-Vehicle Environment..............................................................................................2-14
2.2.8 Maximum Power Fueling Requirements ............................................................................2-19
2.2.9 Injector Flow Tolerances ....................................................................................................2-20
2.3
F F C
UEL LOW ONSIDERATIONS
2.3.1 Minimum Fuel Pump Flow Output......................................................................................2-21
2.3.2 Nominal Fuel Pump Output ................................................................................................2-21
2.3.3 Fuel Pump Check Valve Requirements .............................................................................2-22
2.3.4 Pressure Regulator Gain/Considerations (Vacuum Biased)..............................................2-22
2.4
I E
MPACT OF MISSIONS
2.4.1 The Impact of Emission Requirements on Fuel Control Systems .....................................2-23
2.4.2 Fuel Injector Design Effects on Evaporative Emissions.....................................................2-25
2.4.3 Impact of Canister Purge on Engine Fueling .....................................................................2-26
2.4.4 Impact of EGR and PCV on engine fueling........................................................................2-27
2.4.5 Injector Flow Characterization............................................................................................2-27
3. 0 PRODUCT DESCRIPTION.................................................................3-1
3.1
S ............................................................................................................................................ 3-1
COPE
3.2
G D
ENERAL ESCRIPTION
3.2.1 Appearance .......................................................................................................................... 3-3
3.2.2 Exterior Outline..................................................................................................................... 3-3
Delphi Energy and Chassis Systems

Table of Contents

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.............................................................................................................................. 1-1
............................................................................................................... 1-1
....................................................................................................... 1-1
M .......................................................................................................... 1-1
ANUAL
A ..................................................................................................... 1-2
RRANGED
M ............................................................................................... 1-4
SED IN THIS ANUAL
................................................................................................................ 1-5
F ............................................................................................. 2-2
UNDAMENTALS
........................................................................................................2-20
R ..........................................................................................2-23
EQUIREMENTS
................................................................................................................... 3-1
Table of Contents
Revision: 11/05-1 i