Results 11 to 20 of about 11,940,761 (361)

Research progress and development trend of fiber-reinforced ceramic matrix composites

Journal of Aeronautical Materials, 2021
Fiber-reinforced ceramic matrix composites have many excellent mechanical properties for their high specific modulus，high specific strength, low coefficient of thermal expansion，high temperature resistance，corrosion resistance and wear resistance. Due to
ZHANG Menghua, PANG Zixuan, JIA Yunxiang, LI Juncaoyi, SHAN Chenwei   +4 more
doaj   +1 more source

Experimental Investigation on Evaluation Method of Milling-grinding Surface Quality for SiC_f/SiC Composite

Hangkong gongcheng jinzhan, 2022
Since SiCf/SiC composite is typical heterogeneous and anisotropic material,the metal material quality evaluation system is not fully applicable.There is an urgent need to establish a suitable surface quality evaluation method.Combined with the ultrasonic
LIU Cong, XIONG Yifeng, WANG Wenhu, JIANG Ruisong, HUANG Bo, LIU Xiumei, LIWeijun   +6 more
doaj   +1 more source

Research progress on formation mechanism of surface integrity in titanium alloy machining

Journal of Aeronautical Materials, 2021
Titanium alloy is the main application material for the key components of aero-engine due to its excellent properties, such as light weight, high strength, high temperature resistance, and fatigue resistance.
SHEN Xuehong, ZHANG Dinghua, YAO Changfeng, TAN Liang   +3 more
doaj   +1 more source

The Concise Latest Report on the Advantages and Disadvantages of Pure Biodiesel (B100) on Engine Performance: Literature Review and Bibliometric Analysis

Indonesian Journal of Science and Technology, 2021
Currently, many countries are promoting B100 as the main fuel for diesel engines towards the transition to 100% renewable energy applications. However, due to its properties, B100 has both advantages and disadvantages to replace diesel oil.
M. Setiyo, Dori Yuvenda, O. Samuel
semanticscholar   +1 more source

Complex artefact suppression for sparse reconstruction based on compensation approach in X‐ray computed tomography

IET Image Processing, 2023
To provide high‐quality imaging by decreasing the sparse view imaging artefact from the computed tomography (CT) images, this study addresses a new artefact suppression technique for sparse data for both single material and multi‐material objects that ...
Fuqiang Yang, Dinghua Zhang, Kuidong Huang, Yao Yang, Zhixiang Li   +4 more
doaj   +1 more source

Cutting Force Transition Model Considering the Influence of Tool System by Using Standard Test Table

Sensors, 2021
The cutting force prediction model usually uses the classical oblique transformation method, which introduces the orthogonal cutting parameters into the oblique milling edge shape, and combines the geometric parameters of the tool to convert the ...
Xi Chen, Dinghua Zhang, Qi Wang
doaj   +1 more source

Classification of Aviation Alloys Using Laser-Induced Breakdown Spectroscopy Based on a WT-PSO-LSSVM Model

Chemosensors, 2022
It is well-known that aviation alloys of different grades show large differences in mechanical properties. At present, alloys must be strictly distinguished in the manufacturing plant because their close appearance and density are easily confused In this
Haorong Guo, Minchao Cui, Zhongqi Feng, Dacheng Zhang, Dinghua Zhang   +4 more
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Monte Carlo Predictions of Aero-Engine Performance Degradation Due to Particle Ingestion

, 2021
Aero-engines, which encounter clouds of airborne particulate, experience reduced performance due to the deposition of particles on their high-pressure turbine nozzle guide vanes.
Matthew Ellis, N. Bojdo, A. Filippone, R. Clarkson   +3 more
semanticscholar   +1 more source

Milling Tool Wear Prediction Method Based on Deep Learning Under Variable Working Conditions

IEEE Access, 2020
Tool wear prediction is essential to ensure part quality and machining efficiency. Tool wear is affected by factors such as the material, structure, process, and processing time of the parts.
Mingwei Wang, Jingtao Zhou, Jing Gao, Ziqiu Li, Enming Li   +4 more
doaj   +1 more source

Chatter reliability prediction of side milling blisk

Xibei Gongye Daxue Xuebao, 2021
During the blisk side milling, the blade is thin and the tool suspension length is large, which is easy to occur milling system chatter. The wavy surface left by chatter has great effect on the surface roughness and service performance of the aero-engine

doaj   +1 more source