搜索结果: 1-7 共查到“机械工程 gas”相关记录7条 . 查询时间(0.058 秒)
Coupled thermal-fluid analysis with flowpath-cavity interaction in a gas turbine engine
CFD FEA Compressor Engine
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2015/1/12
This study seeks to improve the understanding of inlet conditions of a large rotor-stator cavity in a turbofan engine, often referred to as the drive cone cavity (DCC). The inlet flow is better unders...
Stability Analysis on Rotor Systems Supported by Self-acting Tilting-pad Gas Bearings with Frequency Effects
bearing-rotor system tilting-pad bearing logarithm attenuation rate
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2011/8/4
The recent research on stability of gas bearing-rotor systems still mostly adopts the same method as in oil-lubricated bearing-rotor systems. The dynamic coefficients of gas bearings in the case that ...
Weldability of class 2 armor steel using gas tungsten arc welding
Gas tungsten arc welding Welding parameters optimization Armor steel
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2009/12/2
Purpose: In this study, microstructural and mechanical evaluations of class 2 armor steel after single-pass and
pre-heated/single-pass welding were investigated to reveal the effect of pre-heating on...
Modelling of transport phenomena in gas tungsten arc welding
Computational mechanics GTA welding Transport phenomena
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2009/12/1
Purpose: Since numerical heat transfer and fluid flow models have provided significant insight into welding
process and welded materials that could not been achieved otherwise, there has been an impo...
Diffusion Welding Under Protective Gas Atmosphere and its Application
Diffusion welding argon gas
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2009/10/14
In this study, di usion welding technique was applied to pure copper and aluminium in argon gas. An experiment set has been designed and series of experiment have been performed. In order to investiga...
Detection of short circuit in pulse gas metal arc welding process
Short circuit Pulse gas metal arc welding
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2010/2/10
Purpose: The paper discusses several methods of detecting occurrence of short circuit and short circuit severity in pulse gas metal arc welding process (GMAW-P).
Design/methodology/approach: Welding ...
Novel Radiant Tube Technology Increases Combustion Efficiency and Decreases Maintenance/Downtime in Gas-Fired Heat-Treating Furnaces
heat-treating applications radiant-tube
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2007/1/23
DES PLAINES, Ill., Jan 11, 2007 /PRNewswire via COMTEX/ -- The reverse-annulus single- ended radiant tube (RASERT) technology, patented by Gas Technology Institute (GTI) and licensed to the North Amer...