Results 21 to 30 of about 777,128 (224)

Effect of heat processing on microstructures and tensile properties of selective laser melting Hastelloy X alloy

Cailiao gongcheng, 2019
The technology of selective laser melting was used to fabricate Hastelloy X samples. The effect of hot isostatic pressing (HIP) and solution treatment on microstructures and tensile properties of Hastelloy X samples was investigated. The results show the
LI Ya-li, LEI Li-ming, HOU Hui-peng, HE Yan-li   +3 more
doaj   +1 more source

Probabilistic Failure Risk of Aeroengine Life-Limited Parts Considering the Random Load Interference Effect

Aerospace, 2023
Probabilistic failure risk analysis of aeroengine life-limited parts is of great significance for flight safety. Current probabilistic failure risk analysis uses equal amplitude load calculations for conservative estimation, avoiding inclusion of the ...
Guo Li, Shuchun Huang, Wanqiu Lu, Junbo Liu, Shuiting Ding, Gong Zhang, Bo Zhen   +6 more
doaj   +1 more source

Parametric Performance of Ultra-light Gas Turbine Power Plant for Heavy Lift Multicopters Flight Systems Using Astra - Russian Aviation Engine Optimization Software

MATEC Web of Conferences, 2018
A detailed parametric analysis was performed on entire performance cycle model of micro gas turbine power plant. The parametric analysis was studied using Russian Software named ASTRA.
Vimalachandran T. Aurthur, Tkachenko Andrey Yurievich, Rybakov Viktor Nikolaevich   +2 more
doaj   +1 more source

Review of the development of the probabilistic damage tolerance assessment of life-limited parts in compliance with the airworthiness regulations

Propulsion and Power Research, 2023
Probabilistic damage tolerance is a critical method to understand and communicate risk and safety. This paper reviews recent research on the probabilistic damage tolerance design for life-limited parts.
Shuiting Ding, Huimin Zhou, Junbo Liu, Xingyu Zhang, Guo Li   +4 more
doaj   +1 more source

Simulation of Transient Temperature and Clearance after Shutdown of Aeroengine Based on CFD and FEA Coupled Models

Shock and Vibration
It is crucial to comprehend the heat soak phenomenon, which may result in a significant temperature increase after the shutdown followed by a gradual decrease. This could bring potential risks for the engine including oil coking.
Xuanming Ge, Yan Gao, Wei Gu, Dongyu Sui, Lingling Yue   +4 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

Advanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara, Vincent Rat, Quentin Dubreuil, Patrice Valorge, Simon Goutier, Alain Denoirjean, Olivier Messe, Céline Ruelle, Jean‐Philippe Poli   +8 more
wiley   +1 more source

Acoustic mode detection in an engine nacelle with a scaled rig fan

Advances in Aerodynamics
Acquiring acoustic modes with high quality data in large-scale nacelles is quite challenging in the engine industry because of the complex configuration, high flow speed, tremendous number of acoustic modes, and some other extraordinary interference.
Kangle Xu, Yiang Lyu, Lijuan Feng, Changchun Liu, Jiayuan Ji   +4 more
doaj   +1 more source

Damage coupling mechanical behaviors of 2D-SiC/SiC composite

Cailiao gongcheng, 2019
By using axial and off-axis loading tests with off-axis angle as 45°, the tensile, compressive and in-plane shear stress-strain behaviors along the fiber bundles directions of a 2D-SiC/SiC composite were obtained, and the damage coupling mechanical ...
GUO Hong-bao, XIE Jun
doaj   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

Advanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar, Akash Vyas, Mohammad Aatif Qazi, Nashit Jalal, Maria Ophelia Jarligo, Mostafa Yakout, Jing Liu, André McDonald   +7 more
wiley   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

Advanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source