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ISSN: 2212-540X
CN: 10-1919/V
p-ISSN: 2097-3454

Review on the fundamentals and recent developments in rotating detonation engines experimental and numerical setups

Rotating detonation engines (RDE) offer a promising leap in thermal efficiency compared to conventional Brayton-based reaction engines. Over the past half-century, RDE technology has garnered increasing...

Light-weighting in aerospace component and system design

Light-weighting involves the use of advanced materials and engineering methods to enable structural elements to deliver the same, or enhanced, technical performance while using less material. The concept...

Review on film cooling of liquid rocket engines

Film cooling in combination with regenerative cooling is presently considered as an efficient method to guarantee safe operation of liquid rocket engines having higher heat flux densities for long duration....

Micro gas turbine: Developments, applications, and key technologies on components

Owing to their precedent characteristics, micro gas turbines (MGTs) have been favored as popular power machinery in plenty of energy systems such as distributed energy systems, range extenders, solar...

The hydrogen revolution in diesel engines: A comprehensive review of performance, combustion, and emissions

Fossil fuels have been the conventional source of energy that has driven economic growth and industrial development for a long time. However, their extensive use has led to immense environmental problems,...

Review on the development status and performance deign of adaptive cycle engines

The adaptive cycle engine (ACE) is considered a crucial candidate for the propulsion systems of next-generation aircraft. Its high thrust and low fuel consumption operating modes make it suitable for...

A review of cooling technologies for high temperature rotating components in gas turbine

Modern gas turbines work under demanding high temperatures, high pressures, and high rotational speeds. In order to ensure durable and reliable operation, effective cooling measures must be applied...

Technological advancements and future prospects of electrical power systems for sustainable more electric aircraft

This comprehensive study delves into the current state and future prospects of Electrical Power Systems (EPSs) in More Electric Aircraft (MEA). The paper begins by examining the limitations of traditional...

Advancing green propulsion: Experimental analysis of dual-mode operation in a hydrogen peroxide monopropellant thruster

Hydrogen peroxide (HTP) is receiving renewed attention as a green monopropellant for small-satellite propulsion. This study presents the design and experimental evaluation of a hydrogen peroxide monopropellant...

Suppression separation in conical shock wave/turbulent boundary layer interactions through porous bleed control

The separation control of conical shock wave/boundary layer interaction (CSBLI) has been investigated at Mach number M=2.05 with Reynolds number of Reτ≈150. Simulations of both controlled and uncontrolled...

A survey and analysis of multiphase electric propulsion motors and associated controllers for driving underwater platforms

Propulsion motors are essential for driving underwater platforms, which are designed to explore and exploit marine resources, primarily materials located within oceans and other bodies of water. Historically,...

Improving the performance of LOX/kerosene upper stage rocket engines

Improved liquid rocket engine cycles were proposed and analyzed via comparison with existing staged combustion and gas-generator cycles. The key features of the proposed cycles are regenerative cooling...

Nanofluids for automotive radiators: Thermophysical properties, opportunities, challenges, and research trends: A review

Radiators are used as a kind of heat exchanger to advance the performance of internal combustion engines by cooling different engine parts. Traditionally, water, ethylene glycol, engine oil, and their...

Design and analysis of annular combustion chamber of a low bypass turbofan engine in a jet trainer aircraft

The design of an annular combustion chamber in a gas turbine engine is the backbone of this paper. It is specifically designed for a low bypass turbofan engine in a jet trainer aircraft. The combustion...

Machine learning based modeling of triple-diffusive MHD hyperbolic nanofluid flow with heat transfer optimization in Darcy-Forchheimer porous medium

This study investigates magnetohydrodynamic (MHD) flow of a tangent hyperbolic nanofluid (HNF) over a stretching surface, incorporating thermal radiation, chemical reactions, and Soret-Dufour effects...

Turbine blade temperature calculation and life estimation - a sensitivity analysis

The overall operating cost of the modern gas turbines is greatly influenced by the durability of hot section components operating at high temperatures. In turbine operating conditions, some defects...

Characterization and manufacturing of a paraffin wax as fuel for hybrid rockets

The hybrid propulsion performed with paraffin waxes exhibits most attractive capabilities compared to solid or liquid engines, e.g., throttleability and re-ignition, alongside higher regression rates...

Effect of activation energy on mass transfer features of Powell-Eyring nanofluid via shrinking disk: Dual solutions and stability analysis

This study's main goal is to investigate the Darcy-Forchheimer model of Eyring-Powell nanofluid's mass and thermal transport mechanisms across a shrinking disk. Joule heating, magnetic field, thermophoresis,...

Review of flow instability in gas-turbine compression system

Compressor instability, particularly stall and surge, poses significant challenges to the performance, efficiency, and reliability of axial compressors in aerospace and power-generation systems. This...

Experimental and numerical investigations of the dry-low-NOx hydrogen micromix combustion chamber of an industrial gas turbine

Combined with the use of renewable energy sources for its production, hydrogen represents a possible alternative gas turbine fuel within future low emission power generation. Due to the large difference...

Performance optimization of a high-aspect-ratio fan blade using lean, sweep, and chord techniques

In this paper, the aerodynamic performance of a three-dimensional civil turbofan fan blade is enhanced through a coupled numerical framework integrated with advanced optimization algorithms, yielding...

Performance optimization of aeroengine piping system: State of the art and challenges

Performance characterization and optimization of aeroengine piping systems are critical for ensuring high-reliability operation. The inherent structural complexity of piping systems, combined with excitation...

An improved theoretical formulation for Sauter mean diameter of pressure-swirl atomizers using geometrical parameters of atomization

This study discusses the development of a mathematical model that is capable of predicting the drop size mean diameter of the spray generated by a pressure swirl atomizer, considering the effects of...

A comprehensive aerodynamic-thermal-mechanical design method for fast response turbocharger applied in aviation piston engines

Limited by the poor transient response performance of turbochargers, the dynamic performance of aviation piston engines tends to deteriorate. In a bid to enhance the turbocharger's acceleration capabilities,...

Nozzle geometry variations on the discharge coefficient

Numerical works have been conducted to investigate the effect of nozzle geometries on the discharge coefficient. Several contoured converging nozzles with finite radius of curvatures, conically converging...

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