This book covers the selected proceedings of the International Conference on IC Engine, Propulsion, and Combustion (ICICEPC 2024). The book discusses the advancements in the fields of IC engine, propulsion, and combustion technologies to achieve the target of net zero carbon emission. The book offers detailed discussion and analysis of the topics such as aerospace combustion, combustion chemistry and reaction kinetics, combustion dynamics and instability, detonation and explosion, heterogeneous combustion, combustion diagnostics, high performance computing of combustion, gas turbine and rocket engine combustion, spray combustion, droplet evaporation and burning, high ash content coal gasification, carbon sequestration/carbon sapture and utilization, supersonic combustion, fire research, biomass high ash coal gasification, design, lubrication & thermal management, high energy materials for enhanced thermal efficiency, opposed piston engines for high thermal efficiency, bio-fuels production and utilization, methanol production and utilization, alternate fuels, hydrogen fueled IC engines, IC engines simulation and combustion, optical diagnostics for IC engines, engine controls and instrumentation, low temperature combustion (HCCI/PCCI/RCCI), nano additive for combustion enhancement, emissions control techniques for IC engines, catalytic converters for IC engines, hybrid electric vehicle, energy storage and utilization, clean coal combustion, and software controlled engines. This book also discusses the advancement in the technologies towards net zero carbon emission, which matches with the country goal. The chapters of the book have been designed in such a way that it will give a sequential understanding to beginners, researchers, professionals, and industries in the field of IC engine, propulsion and combustion technologies.