Rent 9781439802083 | Advanced Direct Injection Combustion Engine Technologies and Development: Gasoline and Gas Engi...

Summary Table of Contents Author Biography

With concern increasing CO2 emissions and fuel efficiency, both gasoline and diesel direct injection (DI) engines are gaining in popularity for automotive application. This important two-volume work reviews the science and technology of different types of DI combustion engines recently developed for passenger cars and commercial vehicles.

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Contributor contact details	p. ix
Preface	p. xi
Overview of gasoline direct injection engines	p. 1
Introduction	p. 1
Overview of direct injection gasoline engines	p. 2
Potential and technologies for high-efficiency direct injection (DI) gasoline engine	p. 5
High-pressure fuel injection system	p. 11
Exhaust emissions and aftertreatment devices	p. 14
Summary	p. 17
References	p. 18
Stratified-charge combustion in direct injection gasoline engines	p. 20
Introduction	p. 20
Thermodynamic and combustion process	p. 21
Production engines with stratified gasoline direct injection (GDI)	p. 36
Future trends	p. 42
References	p. 43
The turbocharged direct injection spark-ignition engine	p. 45
Introduction	p. 45
Historical background: turbocharging for high specific output	p. 46
Problems and challenges associated with turbocharging the spark-ignition (SI) engine	p. 51
Advantages of combining direct injection and turbocharging in spark-ignition (SI) engines	p. 65
Challenges of applying direct injection to a turbocharged spark-ignition (SI) engine	p. 74
Future trends and possibilities	p. 75
Summary	p. 83
References	p. 84
The lean boost combustion system for improved fuel economy	p. 91
Pressures on the gasoline engine	p. 91
Downsizing strategies	p. 93
The lean-boost direct injection (LBDI) concept	p. 93
Exhaust emissions control: drive-cycle emissions	p. 99
Exhaust emissions control: off-cycle emissions	p. 99
Selective catalytic reduction (SCR) NO_x control as an alternative to lean NO_x trap (LNT)	p. 101
Conclusions	p. 103
Future trends	p. 104
Exhaust gas recirculation boosted direct injection gasoline engines	p. 105
Introduction	p. 105
Fundamentals of wide-open-throttle exhaust gas recirculation (WOT- EGR) operation	p. 108
Exhaust gas recirculation (EGR) circuit design	p. 115
Exhaust gas recirculation (EGR) operating maps	p. 124
In-vehicle requirements	p. 127
Future trends	p. 130
References	p. 131
Direct injection gasoline engines with autoignition combustion	p. 133
Introduction	p. 133
Principle of autoignition combustion in the gasoline engine	p. 135
Approaches to autoignition combustion operation in gasoline engines	p. 137
Operation and control of direct injection gasoline engines with autoignition combustion	p. 146
Development of practical gasoline engines with autoignition and spark-ignition (SI) combustion	p. 158
Future trends	p. 161
References	p. 163
Design and optimization of gasoline direct injection engines using computational fluid dynamics	p. 166
Introduction	p. 166
Direct injection spark-ignition (DIS1) injector technologies	p. 169
Homogeneous-charge direct injection (DI) system design and optimization	p. 173
Stratified-charge direct injection (DI) combustion system design and optimization	p. 189
Turbo-charged or super-charged direct injection (DI) combustion system design and optimization	p. 192
Future trends	p. 194
References and further reading	p. 196
Direct injection natural gas engines	p. 199
Introduction	p. 199
Technologies	p. 200
Potential applications	p. 221
Strengths and weaknesses	p. 222
Future trends	p. 225
Sources of further information and advice	p. 227
References	p. 228
Biofuels for spark-ignition engines	p. 229
Introduction	p. 229
Types and sources of biofuels	p. 231
Performance	p. 237
Emissions	p. 246
Operation	p. 253
Conclusions	p. 255
References	p. 256
Optical diagnostics for direct injection gasoline engine research and development	p. 260
Need for and merit of optical diagnostics	p. 260
Applications of optical diagnostics	p. 262
Future trends	p. 278
Conclusions	p. 279
References	p. 279
Index	p. 287
Table of Contents provided by Ingram. All Rights Reserved.

Hua Zhao is Director of the Centre for Advanced Powertrain and Fuels at Brunel University, West London. He has over 20 years' research experience in combustion engines and combustion flows. His research covers both gasoline and diesel engines and their fuels, with particular emphasis on advanced combustion processes and engine cycles. Professor Zhao is editor of Woodhead Publishing's book series 'Advanced Powertrain Technologies and their Fuels'.

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