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Use of Adaptive Injection Strategies to Increase the Full Load Limit of RCCI Operation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Dualfuel combustion using portinjection of low reactivity fuel combined with direct injection (DI) of a higher reactivity fuel, otherwise known as reactivity controlled compression ignition (RCCI), has been shown as a ...
Extending Lean and Exhaust Gas Recirculation Dilute Operating Limits of a Modern Gasoline Direct Injection Engine Using a Low Energy Transient Plasma Ignition System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The efficiency improvement and emissions reduction potential of lean and exhaust gas recirculation (EGR)dilute operation of sparkignition gasoline engines is well understood and documented. However, dilute operation is ...
Capturing Cyclic Variability in Exhaust Gas Recirculation Dilute Spark Ignition Combustion Using Multicycle RANS
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Dilute combustion is an effective approach to increase the thermal efficiency of sparkignition (SI) internal combustion engines (ICEs). However, high dilution levels typically result in large cycletocycle variations (CCV) ...
Influence of Charge Motion and Compression Ratio on the Performance of a Combustion Concept Employing In-Cylinder Gasoline and Natural Gas Blending
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present paper represents a small piece of an extensive experimental effort investigating the dual-fuel operation of a light-duty spark ignited engine. Natural gas (NG) was directly injected into the cylinder and gasoline ...
Development of a Hybrid Lagrangian–Eulerian Model to Describe Spark-Ignition Processes at Engine-Like Turbulent Flow Conditions
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: With the engine technology moving toward more challenging (highly dilute and boosted) operation, spark-ignition processes play a key role in determining flame propagation and completeness of the combustion process. On the ...