Results 31 to 40 of about 1,247,418 (410)

Effects of hot isostatic pressing and heat treatment process on microstructure and tensile properties of selective laser melting manufactured GH4169 alloy

open access: yesCailiao gongcheng, 2020
GH4169 alloys were manufactured by selective laser melting (SLM). The microstructure evolution and tensile properties of GH4169 alloys during hot isostatic pressing(HIP) and heat treatment(HT) process were analyzed by OM,SEM,EBSD and TEM.
SHI Lei   +4 more
doaj   +1 more source

Investigation on Abradability of Nickel - Graphite Coatings under aSimulated Service Condition [PDF]

open access: yesCailiao Baohu, 2021
Flame sprayed nickel-graphite sealing coatings are widely used on the high pressure compressor (HPC) front start-up box forward case assembly and other aircraft engine parts, with the purpose of controlling the clearance between the rotors and ...
GAO Dong, Wang Jing, GUO Yun-shan, QIAN Ling-yi
doaj   +1 more source

Automated Virtual Testing Rig Incorporating Multi-level Models of Gas Turbine Engines

open access: yesMATEC Web of Conferences, 2018
This article describes the multi-level approach to developing the virtual testing rig of gas turbine engines and power plants. The described virtual rig is developed on the basis of computer-aided system of thermogasdynamic calculations and analysis ...
Tkachenko Andrey   +3 more
doaj   +1 more source

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

open access: yesCailiao 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   +3 more
doaj   +1 more source

Correlation-regression models for calculating the weight of small-scale aircraft gas turbine engines

open access: yesMATEC Web of Conferences, 2018
Several new correlation-regression models of weight calculation for small-scale aircraft gas turbine engines are proposed for their conceptual design stage.
Filinov Evgeny   +3 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

open access: yesMATEC 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   +2 more
doaj   +1 more source

Efficient Numerical Integration Algorithm of Probabilistic Risk Assessment for Aero-Engine Rotors Considering In-Service Inspection Uncertainties

open access: yesAerospace, 2022
Numerical integration methods have the characteristics of high efficiency and precision, making them attractive for aero-engine probabilistic risk assessment and design optimization of an inspection plan.
Guo Li   +4 more
doaj   +1 more source

Numerical and Experimental Study on Combustion Characteristics of Micro-Gas Turbine Biogas Combustor

open access: yesEnergies, 2022
The use of biogas in land-based gas turbines for power generation is a promising approach to reducing greenhouse gases and our dependence on fossil fuels.
Aiguo Liu   +4 more
doaj   +1 more source

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

open access: yesCailiao 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

A Multivariable Method for Calculating Failure Probability of Aeroengine Rotor Disk

open access: yesAerospace, 2023
The probabilistic damage tolerance analysis of aeroengine rotor disks is essential for determining if the disk is safe. To calculate the probability of failure, the numerical integration method is efficient if the integral formula of the probability ...
Guo Li   +4 more
doaj   +1 more source

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