搜索结果: 1-15 共查到“机械设计 Analysis”相关记录17条 . 查询时间(0.504 秒)
Coupled thermal-fluid analysis with flowpath-cavity interaction in a gas turbine engine
CFD FEA Compressor Engine
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...
Three-dimensional image analysis for quantification of tooth movements and landmark changes
Orthodontics Dental Image Tooth Movement Three-dimensional
2015/1/12
Quantification of treatment outcomes (tooth displacement and bony changes) is the key to advance orthodontic research and improve clinical practices. Traditionally, treatment outcome were quantified b...
Engineering Modeling, Analysis and Optimal Design of Custom Foot Orthotic
Engineering Modeling Analysis Optimal Design Custom Foot Orthotic
2014/10/24
This research details a procedure for the systematic design of custom foot orthotics based on simulation models and their validation through experimental and clinical studies. These models may ultimat...
Quasi-static Analysis of Thrust-loaded Angular Contact Ball Bearings Part I: Theoretical Formulation
ball bearing quasi-static creepage differential slip
2011/8/5
Ball bearings play an important role in various rotating machineries, but the complicated kinematic and tribological features of ball bearings make many aspects of their operating behaviors still inco...
FEM Analysis on Acoustic Performance of Wall Flow Diesel Particulate Filters
diesel particulate filter acoustic performance FEM model viscosity correction
2011/8/5
Diesel powered vehicles, in compliance with the more strict exhaust emission standards such as Euro V, is likely to require a diesel particulate filter (DPF).
Geometry Design and Tooth Contact Analysis of Crossed Beveloid Gears for Marine Transmissions
beveloid gears loaded tooth contact analysis crossed axes marine transmission
2011/8/5
Beveloid gears, also known as conical gears, gain more and more importance in industry practice due to their abilities for power transmission between parallel, intersected and crossed axis.
Numerical Analysis of Nozzle Clearance’s Effect on Turbine Performance
nozzle clearance variable nozzle turbine (VNT) mixed flow turbine
2011/8/4
Variable nozzle turbine (VNT) has become a popular variable geometry turbine (VGT) technology for the diesel engine application. Nozzle clearance, which can’t be avoided on the hub and shroud side of ...
Life Prediction Based on Transient Dynamics Analysis of Van Semi-trailer with Air Suspension System
van-body air suspension system transient dynamics
2011/8/4
The early fatigue damage in the van-body of the semi-trailer is often caused by the unique mechanical characteristics and the dynamic impact of the loads. The traditional finite element method with st...
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
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 ...
Numerical Analysis of a Spiralgroove Drygas Seal Considering Microscale Effects
numerical analysis Reynolds equation
2011/8/4
A drygas seal system is a noncontact seal technology that is widely used in different industrial applications. Spiralgroove drygas seal utilizes fluid dynamic pressure effects to realize the seal and ...
The Fuzzy Finite Element Stress Analysis of Adhesive-Bonded Single Lap Joints
Fuzzy finite element method Adhesive joints Stress analysis
2009/10/12
An adhesive-bonded single lap joint is analyzed using a new fuzzy nite element model. In the model,Young's moduli and Poisson's ratios of the joint materials are taken as fuzzy numbers in order to ta...
Performance Analysis of an Endoreversible Braysson Cycle Based on the Ecological Criterion
Braysson cycle Finite-time thermodynamics Ecological performance Thermal ecciency
2009/10/10
A performance analysis based on the ecological criterion was carried out for an endoreversible Braysson cycle model that includes nite rate heat transfer irreversibility. The ecological objective fun...
Similarity Analysis of Magnetic Field and Thermal Radiation Effects on Forced Convection Flow
Magnetic feld Thermal radiation Viscous dissipation Forced convection
2009/10/10
Magnetohydrodynamic (MHD) forced convection heat transfer from radiate surfaces in the presence of a uniform transverse magnetic eld, with conductive fluid suction or injection from a porous plate is...
Boundary Element Analysis of Interference Fits
Interference fits Subregional technique Boundary element methods
2009/10/9
This paper presents the boundary element analysis of interference fit problems using axisymmetric boundary elements. A subregional technique is used to calculate the interference pressure and to find ...