Sharif Digital Repository

Some improvements on the unfolding inverse finite element method for simulation of deep drawing process

Author

Bostan Shirin, M.

Pub. Year

2014

Subjects

Blank shape. / Inverse finite element method. / Nonlinear deformation. / Sheet metal forming. / Deformation. / Sheet metal. / Strain. / Stress-strain curves. / Deep-drawing process. / Nonlinear stress-strain relationship. / Plastic materials. / Preliminary design. / Strain distributions. / Finite element method.

Analysis of deep drawing process to predict the forming severity considering inverse finite element and extended strain-based forming limit diagram

Author

Bostan Shirin, M.

Publisher

Shahid Rajaee Teacher Tarining University (SRTTU),

Pub. Year

2018

Subjects

Blank shape. / Extended strain-based forming limit diagram. / Inverse finite element method. / Nonlinear deformation. / Sheet metal forming. / Strain path.

Optimum design of middle stage tool geometry and addendum surfaces in sheet metal stamping processes using a new isogeometric-based framework

Author

Shamloofard, M.

Publisher

SAGE Publications Ltd,

Pub. Year

2021

Subjects

Drawing (forming) / Formability. / Genetic algorithms. / Global optimization. / Inverse problems. / Metal analysis. / Metal forming. / Metals. / Quality control. / Addendum surfaces. / Formability analysis. / Global optimization algorithm. / Minimum thickness. / Objective functions. / Optimization procedures. / Thickness variation. / Two stage drawing. / Sheet metal.

Implementation of optical tracker system for marker-based human motion tracking

Author

Colahi, A.

Pub. Year

2006

Subjects

Algorithms. / Animation. / Biomechanics. / Mathematical transformations. / Motion estimation. / Real time systems. / Tracking (position) / Deinterlacing. / Human motion tracking. / Modified direct linear transformation. / Optical tracker system. / Optical devices.

A new mapping technique to consider intermediate stages in multistep deep drawing

Author

Shirin, M. B.

Pub. Year

2014

Subjects

Inverse finite element. / Multistep deep drawing. / Sheet metal forming. / Unfolding technique. / Algorithms. / Deep drawing. / Sheet metal. / Convergence problems. / Intermediate stage. / Inverse finite elements. / Mapping techniques. / Multi-step. / System of equations. / Two-stage drawing process. / Unfolding techniques. / Inverse problems.

Design of a marker-based human motion tracking system

Author

Kolahi, A.

Pub. Year

2007

Subjects

Algorithms. / Gait analysis. / Human engineering. / Kinematics. / Motion estimation. / Human motion analysis. / Human motion tracking. / Modified direct linear transformation. / Optical tracker system. / Biomechanics. / Accuracy. / Algorithm. / Analytical error. / Artificial intelligence. / Autoanalyzer. / Computer analysis. / Computer simulation. / Computer system. / Controlled study. / Gait. / Image processing. / Image reconstruction. / Joint function. / Kinematics. / Locomotion. / Priority journal. / Quantitative analysis. / Reliability. / Three dimensional imaging. / Validation process.

Development of an inverse finite element method with an initial guess of linear unfolding

Author

Kankarani Farahani, M.

Pub. Year

2014

Subjects

Finite element method. / Initial blank design. / Linear unfolding. / Sheet metal forming. / Blank design. / Inverse finite element methods. / Linear unfolding. / Number of iterations. / Strain distributions. / System of nonlinear equations. / Virtual work principle. / Inverse problems. / Sheet metal. / Strain. / Finite element method.

Optimum design of middle stage tool geometry and addendum surfaces in sheet metal stamping processes using a new isogeometric-based framework

Author

Shamloofard, M.

Publisher

SAGE Publications Ltd,

Pub. Year

2022

Subjects

Addendum design. / Inverse isogeometric analysis. / Middle tool design. / Optimization. / Simulation of sheet metal forming processes. / Drawing (forming) / Formability. / Genetic algorithms. / Global optimization. / Inverse problems. / Metal analysis. / Metal forming. / Metals. / Quality control. / Addendum surfaces. / Formability analysis. / Global optimization algorithm. / Minimum thickness. / Objective functions. / Optimization procedures. / Thickness variation. / Two stage drawing. / Sheet metal.

Diagnosing anterior cruciate ligament injuries using a knee arthrometer: Design, fabrication, and clinical evaluation

Author

Soudbakhsh, D.

Pub. Year

2011

Subjects

Anterior Cruciate Ligament injury. / Diagnosis criterion. / Knee arthrometer. / Knee laxity. / ACL injury. / Anterior cruciate ligament. / Knee arthrometer. / Knee laxity. / Adult. / Arthrometer. / Clinical evaluation. / Controlled study. / Diagnostic test. / Diagnostic value. / Equipment design. / Human. / Joint laxity. / knee function. / Load carrying capacity. / Major clinical study. / Repeat procedure. / Sensitivity and specificity. / Test retest reliability.

Experimental investigation of paraffin nano-encapsulated phase change material on heat transfer enhancement of pulsating heat pipe

Author

Heydarian, R.

Publisher

Springer Netherlands,

Pub. Year

2019

Subjects

Nano-encapsulated paraffin. / Phase change material. / Pulsating heat pipe. / Fluids. / Heat convection. / Heat pipes. / Heat transfer coefficients. / Mixtures. / Nanocapsules. / Paraffins. / Phase change materials. / Specific heat. / Thermal conductivity. / Convective heat transfer. / Encapsulated phase change materials. / Experimental investigations. / Heat Transfer enhancement. / Maximum thermal resistances. / Optimum concentration. / Thermal conductivity coefficient. / Heat resistance.