System Analysis of Hydrocarbon-Fueled Deep-Throttlable Rocket Engine Using Gaseous Injection

Conversion of Diesel Engine to Port Injection CNG Engine Using Gaseous Injector Nozzle Multi Holes Geometries Improvement: A Review

This paper is the representation of the computational and experimental methods of a new injector nozzle for a sequential port injection CNG engine. The objective of this study was to review the previous research in the development of gaseous fuel injector for port injection CNG engine converted from diesel engine. Next, a simulation of the fuel flow of the new injector nozzle was made using FLU...

Numerical Simulation of Cryogenic Injection in Rocket Engine Combustion Chambers

Numerical Simulation of Cryogenic Injection in Rocket Engine Combustion Chambers

The numerical simulation of cryogenic combustion is crucial for a better understanding of the complex physics involved in reactive flows of rocket engines and to help to reduce the development cost of these engines. The focus of this study is set on the oxidizer injection and its dispersion through jet dense core destabilization and atomization or supercritical mixing. Specific models have been...

Rocket Engine Failure Detection Using System Identification Techniques

HPFT HPFTP This paper presents the; theoretical foundation and HPOP application of two univariate failure detection HPOT algorithms to Space Shuttl,; Main Engine (SSME) test LPFP firing data. Both algorithms were applied to data LPOP collected during steady-sutte operation of the engine, m One algorithm, the time s_'.ries algorithm, is based on MCC time series techniques and involves the comput...

Trends of Air Fuel Ratio on Engine Performance of Four Cylinder Direct Injection Hydrogen Fueled Engine

The present study focuses on the effect of air-fuel ratio on the performance of four cylinder hydrogen fueled direct injection internal combustion engine. GT-Power was utilized to develop the model for direct injection engine. Air-fuel ratio was varied from rich limit to a lean limit. The rotational speed of the engine was varied from 1250 to 4500 rpm. The acquired results shown that the air fu...