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Most Downloaded Propulsion and Power Research Articles

The most downloaded articles from ScienceDirect in the last 90 days.

1. Effects of injection timing, before and after top dead center on the propulsion and power in a diesel engine

June 2014
Nader Raeie | Sajjad Emami | Omid Karimi Sadaghiyani

It is well known that injection strategies including the injection timing and pressure play the most important role in determining engine performance, especially in pollutant emissions. However, the...

2. Light-weighting in aerospace component and system design

June 2018
L. Zhu | N. Li | P.R.N. Childs

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...

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

June 2016
C. Priyant Mark | A. Selwyn

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...

4. Design of a high-performance centrifugal compressor with new surge margin improvement technique for high speed turbomachinery

March 2018
Sagar Pakle | Kyle Jiang

This paper presents the design of a centrifugal compressor for high-speed turbomachinery. The main focus of the research is to develop a centrifugal compressor with improved aerodynamic performance....

5. Review on film cooling of liquid rocket engines

March 2018
S.R. Shine | S.Shri Nidhi

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....

6. Turbine blade temperature calculation and life estimation - a sensitivity analysis

June 2013
Majid Rezazadeh Reyhani | Mohammad Alizadeh | Alireza Fathi | Hiwa Khaledi

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...

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

September 2018
F. Piscitelli | G. Saccone | A. Gianvito | G. Cosentino | L. Mazzola

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...

8. Heat transfer and airflow characteristics enhancement of compact plate-pin fins heat sinks – a review

June 2018
Amer Al-damook | FahadSaleh Alkasmoul

Plate-pin heat sinks are widely used for the electronic cooling system, internal combustion IC engine, cooling of gas turbine blades and other different applications to enhance the thermal performance...

9. Improving the performance of LOX/kerosene upper stage rocket engines

September 2017
IgorN. Nikischenko | Raymond D. Wright | Roman A. Marchan

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...

10. Performance index improvement of a double-pipe cooler with MgO/water-ethylene glycol (50:50) nano-suspension

March 2020
H. Arya | M.M. Sarafraz | O. Pourmehran | M. Arjomandi

A series of tests was conducted to unlock the potential application of MgO/water-EG (ethylene glycol) nanofluids (NF) in a double-pipe heat exchanger (HEX). The overall heat transfer coefficient (HTC),...

11. Future aircraft cabins and design thinking: optimisation vs. win-win scenarios

June 2013
A. Hall | T. Mayer | I. Wuggetzer | P.R.N. Childs

With projections indicating an increase in mobility over the next few decades and annual flight departures expected to rise to over 16 billion by 2050, there is a demand for the aviation industry and...

12. Review: laser ignition for aerospace propulsion

March 2016
Steven A. O’Briant | Sreenath B. Gupta | Subith S. Vasu

Renewed interest in the use of high-speed ramjets and scramjets and more efficient lean burning engines has led to many subsequent developments in the field of laser ignition for aerospace use and application....

13. Nozzle geometry variations on the discharge coefficient

March 2016
M.M.A. Alam | T. Setoguchi | S. Matsuo | H.D. Kim

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...

14. Aero-thermal redesign of a high pressure turbine nozzle guide vane

December 2019
Hadi Yavari | Ali Khavari | Mohammad Alizadeh | Behrad Kashfi | Hiwa Khaledi

The current article presents conceptual, preliminary and detailed aero-thermal redesign of a typical high pressure turbine nozzle guide vane. Design targets are lower coolant consumption, reduced manufacturing...

15. The zero-dimensional model of the scavenging process in the opposed-piston two-stroke aircraft diesel engine

December 2019
Ł. Grabowski | K. Pietrykowski | P. Karpiński

The analysis of the scavenging process in two-stroke engines is important in terms of achieved performance and emission of toxic substances. The amount of mass of air used for the scavenging process...

16. Performance assessment of simple and modified cycle turboshaft gas turbines

June 2013
Barinyima Nkoi | Pericles Pilidis | Theoklis Nikolaidis

This paper focuses on investigations encompassing comparative assessment of gas turbine cycle options. More specifically, investigation was carried out of technical performance of turboshaft engine...

17. Design point analysis of two-shaft gas turbine engines topped by four-port wave rotors for power generation systems

September 2019
A. Fatsis

Wave rotors are rotating equipment designed to exchange energy between high and low enthalpy fluids by means of unsteady pressure waves. In ground power plants, they can be used as topping devices to...

18. Endwall aerodynamic losses from turbine components within gas turbine engines

March 2017
Phil Ligrani | Geoffrey Potts | Arshia Fatemi

A survey of research on aerodynamic loss investigations for turbine components of gas turbine engines is presented. Experimental and numerically predicted results are presented from investigations undertaken...

19. Leakage performance of labyrinth seal for oil sealing of aero-engine

March 2019
Guoqing Li | Qian Zhang | Zhijun Lei | Enliang Huang | Hongwei Wu | Gang Xu

Experimental investigation has been done to evaluate the leakage performance of labyrinth seal for oil sealing on high-speed sealing test rig at different working and geometric parameters. Typical values...

20. Combustion performance studies of aluminum and boron based composite solid propellants in sub-atmospheric pressure regimes

December 2019
Pratim Kumar | Mayank Varshney | Aniket Manash

The aim of present study is to investigate the burning rate, ignition delay, and flame characteristics of ammonium perchlorate (AP)-hydroxyl terminated poly-butadiene (HTPB) [AP/HTPB] based composite...

21. Effect of surface roughness on the aerodynamic performance of turbine blade cascade

June 2014
Tao Bai | Jingyuan Liu | Weihao Zhang | Zhengping Zou

The effect of surface roughness on the boundary development and loss behavior of turbine blades is investigated with different Reynolds numbers in this paper. The result shows that the velocity profile...

22. Numerical simulation of a hydrocarbon fuelled valveless pulsejet

June 2014
Joseph Kalyan Raj Isac | Logu Mohanraj | Enumula Srikar Sai | Vijay Kumar Kannan

Jet propulsion technology has been limited to being identified largely with turbojets and turbo-machinery driven jet engines. Of late there has been a renewed interest in pulsejet technology and it...

23. Numerical investigation on the heat transfer enhancement using a confined slot impinging jet with nanofluid

December 2019
Ibrahim K. Alabdaly | M.A. Ahmed

In this article, laminar convective heat transfer of a confined slot impinging jet with nanofluid has been numerically investigated over Reynolds number ranges of 200–1000. Two circular ribs are mounted...

24. Optimization of gas turbines for sustainable turbojet propulsion

June 2015
Yousef S.H. Najjar | Ibrahim A.I. Balawneh

Gas-turbines are widely used to power aero planes because they are light, compact with a high power-to-weight ratio. In the turbo jet engine, the main operating variables are: compressor pressure ratio...

25. Propulsion and launching analysis of variable-mass rockets by analytical methods

September 2013
D.D. Ganji | M. Gorji | M. Hatami | A. Hasanpour | N. Khademzadeh

In this study, applications of some analytical methods on nonlinear equation of the launching of a rocket with variable mass are investigated. Differential transformation method (DTM), homotopy perturbation...

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