Results 71 to 80 of about 253 (177)

Research and Development of Some Advanced High Temperature Titanium Alloys for Aero-engine

open access: yesCailiao gongcheng, 2016
Some advanced high temperature titanium alloys are usually selected to be manufactured into blade, disc, case, blisk and bling under high temperature environment in compressor and turbine system of a new generation high thrust-mass ratio aero-engine. The
CAI Jian-ming   +6 more
doaj   +1 more source

Dynamic Reliability Design of Multicomponent Structure with Improved Weighted Regression Distributed Collaborative Surrogate Model Method

open access: yesAdvances in Materials Science and Engineering, 2018
For dynamic reliability design of complex structures with multiple components, an improved weighted regression distributed collaborative surrogate model method (IWRDCSMM) is developed from the extremum response surface method (ERSM), decomposed ...
Xiao-Wei Dong   +5 more
doaj   +1 more source

Weighted Regression-Based Extremum Response Surface Method for Structural Dynamic Fuzzy Reliability Analysis

open access: yesEnergies, 2019
The parameters considered in structural dynamic reliability analysis have strong uncertainties during machinery operation, and affect analytical precision and efficiency.
Cheng Lu, Yun-Wen Feng, Cheng-Wei Fei
doaj   +1 more source

Two fingerprinting sets for Humulus lupulus based on KASP and microsatellite markers. [PDF]

open access: yesPLoS One, 2022
Driskill M   +9 more
europepmc   +1 more source

A Predictive Design Method for Compressor Blisks [PDF]

open access: yes
Die vorliegende Arbeit beschreibt die Anwendung von ML Methoden auf ein klassisches Ingenieursproblem: Die strukturmechanische Dimensionierung von Verdichterkomponenten. Der Fokus liegt dabei in gleichen Teilen auf der Erzeugung synthetischer Daten mithilfe von vollautomatisierten Prozessen sowie dem anschließenden Training der ML Modelle.
openaire   +2 more sources

Development of an in-situ measuring system for blisk manufacturing

open access: yesJournal of Measurement Science and Instrumentation, 2018
In order to solve the in-situ measurement problem of workpiece with complex structures,a cantilever coordinate measuring machine(CCMM)is proposed to adapt to the finite space constraints of the 5-axis computer numerical control(CNC)processing site ...
ZHANG Hai-tao   +3 more
doaj  

Design of the blisk of an aircraft turbojet engine and verification of its resonance free operation

open access: yesApplied and Computational Mechanics, 2016
Integral turbine wheels belong to one of the most stressed parts of jet aircraft engines. In addition to high rotational speeds and temperatures, they are also subjected to dynamic forces from a non-uniform pressure field in the flow path. Dynamic forces
Chromek L.
doaj  

Preform design to reduce forging load and grain size simultaneously in disk forging of IN718

open access: yesJournal of Materials Research and Technology
In this study, we propose a new methodology for designing preform shapes for turbofan blisk and disk forgings of IN718 superalloy using a CNN (Convolutional Neural Network). The objective function of the preform design model is set to minimize grain size
Byeongchan Han   +5 more
doaj   +1 more source

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