Results 21 to 30 of about 221,523 (306)

Strain hardening exponents and strength coefficients for aeroengine isotropic metallic materials – a reverse engineering approach

Journal of the Mechanical Behavior of Materials, 2014
The strain hardening exponent and strength coefficient of the Ramberg-Osgood flow rule are required for the accurate design analysis of the materials of aeroengine components.
Rajendran R., Venkateshwarlu M., Petley Vijay, Verma Shweta   +3 more
doaj   +1 more source

Analyses of the Effect of Cycle Inlet Temperature on the Precooler and Plant Efficiency of the Simple and Intercooled Helium Gas Turbine Cycles for Generation IV Nuclear Power Plants

Applied Sciences, 2017
Nuclear Power Plant (NPP) precooler coolant temperature is critical to performance because it impacts the work required to increase the coolant pressure.
Arnold Gad-Briggs, Theoklis Nikolaidis, Pericles Pilidis   +2 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

Experimental and Computational Analysis of the Unstable Flow Structure in a Centrifugal Compressor with a Vaneless Diffuser

Chinese Journal of Mechanical Engineering, 2019
The unstable flow phenomena in compressors, such as stall and surge, are closely related to the efficiency and the operating region. It is indispensable to capture the unstable flow structure in compressors and understand the mechanism of flow ...
Xiang Xue, Tong Wang
doaj   +1 more source

Microstructure evolution of creep damaged DZ411 superalloy during rejuvenation heat treatment

Journal of Aeronautical Materials, 2019
The simple solution and aging treatment processes were adopted to rejuvenate the microstructure of creep damaged DZ411 superalloy. The microstructure evolution of superalloy during rejuvenation process was investigated by OM and SEM, and then the ...
TANG Wenshu, XIAO Junfeng, GAO Sifeng, LI Yongjun, NAN Qing, ZHANG Jiong   +5 more
doaj   +1 more source

Monitoring thermoacoustic instability: A comparative analysis of feature-based and end-to-end deep learning approaches

Applications in Energy and Combustion Science
This paper compares two data-driven frameworks for monitoring thermoacoustic instability (TAI) in a gas turbine combustor. A conventional machine learning approach using handcrafted features is contrasted with an end-to-end deep learning method employing
Jikang Wang, Yichen Wang, Yupeng Qin, Xuan Lv   +3 more
doaj   +1 more source

Numerical Research on the Jet Mixing Mechanism of the De-Swirling Lobed Mixer Integrated with OGV

Energies, 2023
The outlet guide vane (OGV) is integrated with the lobed mixer to improve the exhaust system’s performance with a high core inlet swirl. The best location for integrating the OGV is along the central line of the lobe’s trough and near the exit plane of ...
Zhijun Lei, Hanliu Deng, Xiaoqing Ouyang, Yanfeng Zhang, Xingen Lu, Gang Xu, Junqiang Zhu   +6 more
doaj   +1 more source

Numerical study of a two-stage transonic fan dynamic characteristics in transient processes

Propulsion and Energy
The transient performance of aero-engine during acceleration and deceleration processes has a significant effect on the maneuverability of the aircraft.
Fan Liu, Zhipeng Cao, Chaobin Guan, Longbo Zhao, Xiao Niu, Hong Yan   +5 more
doaj   +1 more source

Research progress on application of new thermal barrier coatings in advanced aero-engines

Journal of Aeronautical Materials
The operating temperatures of hot-section components in advanced aero-engines continue to increase，accompanied by increasingly severe service conditions.
TIAN Wei, GUO Huiming, LIU Yanfei
doaj   +1 more source

Development and experimental study on linear friction welding titanium alloy blisk

Journal of Aeronautical Materials, 2020
Taking the advanced aeroengine compressor blisk as the application object, the development and experimental study on the TC11/TC17 different materials linear friction welding integral blisk was carried out. The microstructure of welded joint was analyzed,
LI Zuojun, TIAN Wei, ZHANG Tiancang, JI Yajuan, ZHONG Yan   +4 more
doaj   +1 more source