Conventional spark ignition engines that use gasoline for ignition typically require a mixture to be prepared by the carburettor. Port fuel injection systems allow for fuel injection into the engine’s intake port, which then passes through the …

In order to achieve the best engine efficiencies while minimizing pollutant emissions, the physical and chemical behavior of liquid hydrocarbons from renewable energies during their mixture formation and combustion must be understood. In the FVV …

The effect of the injection pressure on the dynamic flow characteristics of a lean direct injection gas turbine combustor under nonreactive conditions during liquid fuel atomization was investigated. The location of the internal recirculation …

Methanol is favored for its excellent physicochemical properties, becoming an ideal alternative fuel for engines. Adopting a dual-fuel injection mode of methanol port injection and gasoline direct injection (MPI + GDI) allows for more flexible …

The effects of charge current patterns on the injected fuel mass per stroke (IFMPS) were investigated. The charge and discharge currents supplied to a piezo injector are basically controlled by the peak and hold method. The hold current is …

The present work focuses on the numerical simulations of non-reactive and reactive cases in a trapped vortex combustor. Numerical simulations are carried out in ANSYS FLUENT to analyze the effects of fuel injection locations on mixing and …

A possibility of obtaining the micro- and macroparameters of a microalgae oil spray very similar to that of a diesel fuel as well as of ensuring the good level of their correspondence within a wide range of injection pressures distinct from …

When compared to other internal combustion engine types (SI engine, CI engine), the gasoline compression ignition engine (GCI engine) offers a promising and efficient way to enhance heat efficiency and less harmful emissions. The development of …

A new fuel injection system with a solenoid actuator was developed to reduce jet stabilization times and was compared to a conventional fuel injection system using a fast-acting valve. The jet stabilization time was examined from free-jet images …

Gasoline compression ignition (GCI) combustion faces problems such as high maximum pressure rise rate (MPRR) and combustion deterioration at high loads. This paper aims to improve the engine performance of the GCI mode by regulating concentration …

Liebherr develops hydrogen fuel injection system solutions to be used in on- and off-highway hydrogen combustions engines. Heavy-duty off-highway applications have partly different requirements compared to on-highway applications. Robustness …

Water-in-diesel emulsion fuel has become a popular alternative fuel for diesel engines. The main limitation is related to its stability, whereby it relies heavily on surfactants to remain homogeneous, therefore causing production costs to rise.

Hydrogen-fuelled internal combustion engines (ICE) offer a zero-carbon fuel option for many ICE applications. As part of a global interest to characterise and study the behavior of hydrogen fuel in existing ICE applications Ricardo is …

The current and future development of internal combustion engines must face several challenges related to the upcoming new emissions regulations. For the design of new low-emission concepts, cold start conditions are of crucial importance.

The aim of this present work was to investigate the combined effects of injection pressure and exhaust gas recirculation (EGR) on the combustion, performance and emission characteristics in a modified stationary diesel engine. Biodiesel blend …

In this paper, six light-duty gasoline vehicles meeting China VI emission standard were selected for cold start Worldwide Light-duty Test Cycle (WLTC) tests, including two vehicles with Port Fuel Injection (PFI), two vehicles with Gasoline Direct …

Air breathing engines (Scramjet) are taking more attention in the current research era because of its weight to thrust ratio. Brayton cycle is used to complete the thermodynamic processes just like other gas turbine engines. The engine consumes …

The characteristics of 500 bar ultra-high-pressure fuel injection system was studied on a 1.5 L gasoline direct injection (GDI) engine, the comparison of gaseous and particulate emissions and fuel consumption under cooled and hot engine conditions …

Hydrogen is advantageous for use in internal combustion engines (ICEs) because of its high laminar flame speed and carbon-neutral characteristics. However, because of its low minimum ignition energy, abnormal combustions such as back-fire …

Improving the combustion efficiency of fuels is essential to reducing pollutant emissions in the iron ore sintering process. The sintering bed surface steam-injection technology has attracted significant research interest for its potential …