Results 41 to 50 of about 3,388,121 (308)

A Thermal Fluid–Solid Coupling Simulation of Gas Fuel Control Valves for High-Precision Gas Turbines

Aerospace, 2023
Gas fuel control valves play important roles in the control of gas flow in high-precision gas turbines. To clarify the influence of coupling between the structure and the fluid system, a thermal fluid–solid coupling mechanism is presented based on ...
Haoran Pan, Wei Li, Kaikai Luo, Rui Wang, Liesheng Xiao, Zeqing Lian   +5 more
doaj   +1 more source

Empirical modelling and simulation of transmission loss between wireless sensor nodes in gas turbine engines [PDF]

, 2009
Transmission loss measurements between a grid of hypothetical WSN node locations on the surface of a gas turbine engine are reported for eight frequencies at 1 GHz intervals in the frequency range 3.0 to 11.0 GHz.
Andonovic, I., Atkinson, R.C., Dutta, P., Glover, I.A., Sasloglou, K., Whyte, G.   +5 more
core   +1 more source

Computational study of free surface film flow and subsequent disintegration of a sheet and ligaments into droplets from a rotary disk atomizer

Engineering Applications of Computational Fluid Mechanics, 2023
In the present study, a computational methodology based on computational fluid dynamics (CFD) is developed to investigate free surface film flow and its subsequent disintegration on a rotary disk atomizer.
Kuldeep Singh, Stephen Ambrose, Richard Jefferson-Loveday, Andrew Nicoli, Sandeep Mouvanal   +4 more
doaj   +1 more source

Experiments on turbulent boundary layers along a circular cylinder with and without separation [PDF]

, 1967
August 1967Includes bibliographical referencesSummary: Experiments were conducted in a turbulent boundary-layer near separation along a circular cylinder with the flow in the axial direction.
Fernholz, Hans, Gibson, Paul. Massachusetts Institute of Technology. Gas Turbine Laboratory   +1 more
core  

Environmental degradation of high-temperature protective coatings for ceramic-matrix composites in gas-turbine engines

npj Materials Degradation, 2019
The need for higher efficiencies and performance in gas-turbine engines that propel aircraft in the air, and generate electricity on land, is pushing the operating temperatures of the engines to unprecedented levels.
N. Padture
semanticscholar   +1 more source

A Review on Gas Turbine Gas-Path Diagnostics: State-of-the-Art Methods, Challenges and Opportunities

Aerospace, 2019
Gas-path diagnostics is an essential part of gas turbine (GT) condition-based maintenance (CBM). There exists extensive literature on GT gas-path diagnostics and a variety of methods have been introduced.
A. Fentaye, A. T. Baheta, S. I. Gilani, K. Kyprianidis   +3 more
semanticscholar   +1 more source

Comparison of sintering resistance property of new thermal barrier coatings LaMgAl11O19 and YSZ coatings for heavy-duty gas turbines

Cailiao gongcheng
With the development of heavy-duty gas turbines， its gas inlet temperature keeps increasing， and the traditional YSZ coatings could not service above 1200 ℃.
HE Lei, DENG Tiantian
doaj   +1 more source

Optimal Design and Analysis of a High-Load Supersonic Compressor Based on a Surrogate Model

Aerospace, 2023
To explore the internal flow mechanism and improve the performance of a supersonic compressor, an efficient global optimization design method was developed for an axial flow compressor and applied in the optimization design of a prototype supersonic ...
Shiji Zhou, Shengfeng Zhao, Chuangxin Zhou, Yunfeng Wu, Hang Yuan, Xingen Lu   +5 more
doaj   +1 more source

Gas-liquid mass transfer : a comparison of down-and up-pumping axial flow impellers with radial impellers [PDF]

, 2004
The performance of a down- and up-pumping pitched blade turbine and A315 for gas-liquid dispersion and mass transfer was evaluated and then compared with that of Rushton and Scaba turbines in a small laboratory scale vessel.
Aubin, Aubin, Aubin, Bakker, Bertrand, Birch, Bouaifi, Bujalski, C. Xuereb, Chapman, Gillot, Hari-Prajitno, J. Aubin, Jaworski, Jaworski, Jaworski, Kuboi, Kuzmanic, Lopes de Figueiredo, McFarlane, McFarlane, McFarlane, Merchuk, Mishra, Nienow, Nienow, Nienow, Nienow, Ozcan-Taskin, Ozcan-Taskin, R. Sardeing, Ranade, Van’t Riet, Vrabel, Warmoeskerken   +34 more
core   +1 more source

Research on the Flow Mechanism of a High-Loading Biomimetic Low-Pressure Turbine Cascade

Aerospace
The biomimetic turbine has an excellent flow drag reduction ability and wide incidence adaptability, so it has the potential to achieve high efficiency within a wide working range of high-performance variable cycle engines.
Hanliu Deng, Zhijun Lei, Xiaoqing Ouyang, Yuxiang He, Hang Yuan, Gang Li, Yanfeng Zhang, Xingen Lu, Gang Xu   +8 more
doaj   +1 more source