Modèles thermomécaniques de grenaillage

Size: px
Start display at page:

Download "Modèles thermomécaniques de grenaillage"

Transcription

1 Modèles thermomécaniques de grenaillage by Rouquette Sébastien, Rouhaud Emmanuelle, Pron Hervé, François Manuel, Bissieux Christian & Roos Arjen Université de Technologie de Troyes, Université de Reims 1

2 Why? Mieux comprendre les phénomènes physiques associés à la création des contraintes résiduelles Il n existe pas d évaluation des phénomènes thermo-mécaniques pour le grenaillage Quelles est l influence des phénomènes thermiques sur les contraintes résiduelles Comparaisons modèles/expériences pour validation. 2

3 Plan 1. Modèles et résultats numériques 2. Experimental device & données 3. Comparaison/Discussion 4. Conclusions & perspectives 3

4 Thermo-mechanical modelling Assumptions : Axi symetric p, Dynamical study, Normal shot impact, Elastic steel shot, Thermo-elasto-plastic plate with isotropic hardening plastic model Shot diameter and velocity : 4,5 mm & 80 m/s, The thermo-mechanical coupling : & T " C p ' ( # ( = $ % & t p ( T )! ( : )! 0.8<b <1 (Rosakis & al, 2000) 4

5 Model massif semi infini Shot 200 C 200 C 177 C 0.3 mm Semi infinite Body Point A Limit of the plastic zone 155 C 132 C 110 C 87 C 65 C 42 C 20 C 5

6 Contraintes résiduelles et rayons de billes massif semi infini 6

7 Contraintes résiduelles et vitesse de billes Massif semi infini 7

8 Experimental device & data Experimental & measurement devices : Temperature measurement by infrared camera Pneumatic ejection system Experimental chamber Clamped 316L steel plate i.r. view of the plate rear side Speed camera I.R. camera 8

9 Experimental device & data Experimental measured temperatures (estimated shot velocity ~ 80 m/s) : 29 28,5 Temperature ( C) 29 28,5 Temperature ( C) , ,5 Centre Zone 1 Zone 2 Zone 3 27, ,5 Centre Zone 1 Zone 2 Zone 3 26 Time (s) 25,5 0,5 0,75 1 1,25 1,5 1, s 0.25 s 26 Time (s) 25,5 0,5 0,75 1 1,25 1,5 1,75 2 ~8 mm Temperatures computed on three defined zones, 2 shot impacts give same temperature rise ~ 2.7 C, Temperature rise peaks appear 0.25 s after impact, Defined thermal zones 9

10 Thermo-mechanical modelling Z! SHOT Heat exchanges Symmetry axis PLATE No vertical displacement r! Boundaries conditions 10

11 Thermo-mechanical modelling and numerical results Symmetry axis Numerical results : Z! SHOT Heat exchanges PLATE No vertical displacement I.R camera Boundaries conditions r! T(z) T(r) 108 C r = 1,5 mm Limit of the cumulated plastic deformation Temperature field at the maximum penetration of the shot (t~8 µs, 80 m/s) 110 C 99 C 88 C 76 C 65 C 54 C 42 C 31 C 20 C 11

12 Thermo-mechanical modelling and numerical results Symmetry axis Numerical results : Z! SHOT Pt1 Pt2 & Pt3 Heat exchanges PLATE No vertical displacement I.R camera Boundaries conditions r! point C r = 1,5 mm temperature rise ( C) pt1-80 m/s* pt1-70 m/s* pt2-80 m/s* pt2-70 m/s* pt3-80 m/s* pt3-70 m/s* Limit of the cumulated plastic deformation Temperature field at the maximum penetration of the shot (t~8 µs, 80 m/s) 110 C 99 C 88 C C C 54 C 42 C 31 C log(time) (in microsecond) C 12 point 2 & 3

13 Thermo-mechanical modelling and numerical results Symmetry axis Numerical results : Z! SHOT Pt1 Pt2 & Pt3 Heat exchanges PLATE No vertical displacement I.R camera Boundaries conditions r! temperature rise ( C) T(r) - 80 m/s* T(r) - 70 m/s* 0 0,25 0,5 0,75 1 1,25 1,5 radius (distance to symmetry axis in mm) Temperature field at the maximum penetration of the shot (t~8 µs, 80 m/s) 13

14 Thermo-mechanical modelling and numerical results Symmetry axis Numerical results : Z! SHOT Pt1 Pt2 & Pt3 Heat exchanges PLATE No vertical displacement r! temperature rise ( C) T(z) - 80 m/s* T(z) - 70 m/s* 0 0,5 1 1,5 2 2,5 3 depth (distance to the surface in mm) I.R camera Boundaries conditions Temperature field at the maximum penetration of the shot (t~8 µs, 80 m/s) 14

15 Numerical results : Thermo-mechanical modelling and numerical results Residual radial stresses (MPa) ,5 1 1,5 2 2,5 3 distance to the surface (mm) Effect of the heat on the residual stress: thermo-mechanical simulation* and mechanical simulation** 80 m/s* 80 m/s** 70 m/s* 70 m/s** 15

16 Comparaison temperature rise ( C) 30 29, , , ,5 26 Centre point 1 pt1-70 m/s* pt2-70 m/s* 0,8 1 1,2 1,4 1,6 1,8 2 time (s) 16

17 3. Conclusions - Perspectives Conclusions : A experimental device has been developed to measure the heating of a plate impacted by a steel shot (D T~2.7 C in our experimental conditions) A thermo-mechanical modelling of the experiment has been made Comparisons between experimental and numerical thermal curves are in good agreement More : the thermal problem uses an inappropriate parameter b : & T " C p ' ( # ( = $ % & t p ( T )! ( :! ) a better formulation will be more suitable (including internal variables): T! C & ' ( " ( T = #! $ ' Rp ' X %! p ( ) :! : p ) ) & t 17

PREDICTION OF DISTORTIONS IN THROUGH HARDENING OF CYLINDRICAL STEEL WORKPIECES BY DIMENSIONAL ANALYSIS

PREDICTION OF DISTORTIONS IN THROUGH HARDENING OF CYLINDRICAL STEEL WORKPIECES BY DIMENSIONAL ANALYSIS PREDICTION OF DISTORTIONS IN THROUGH HARDENING OF CYLINDRICAL STEEL WORKPIECES BY DIMENSIONAL ANALYSIS C. Şimşir 1, T. Lübben 1, F. Hoffmann 1, H.-W. Zoch 1, M. Wolff 2 1 Foundation Institute of Materials

More information

Phenomenological aspects of a modified fragmentation of the ground material

Phenomenological aspects of a modified fragmentation of the ground material Phenomenological aspects of a modified fragmentation of the ground material Lucjan Dabrowski, Mieczyslaw Marciniak Warsaw University of Technology, Warsaw, Poland Summary: The main point of this paper

More information

Simulation of Residual Stresses in an Induction Hardened Roll

Simulation of Residual Stresses in an Induction Hardened Roll 2.6.4 Simulation of Residual Stresses in an Induction Hardened Roll Ludwig Hellenthal, Clemens Groth Walzen Irle GmbH, Netphen-Deuz, Germany CADFEM GmbH, Burgdorf/Hannover, Germany Summary A heat treatment

More information

Solution for Homework #1

Solution for Homework #1 Solution for Homework #1 Chapter 2: Multiple Choice Questions (2.5, 2.6, 2.8, 2.11) 2.5 Which of the following bond types are classified as primary bonds (more than one)? (a) covalent bonding, (b) hydrogen

More information

Comparisons of numerical modelling of the Selective Laser Melting Laurent VAN BELLE 1, 2, a, Guillaume VANSTEENKISTE 2, b Jean-Claude BOYER 1, c

Comparisons of numerical modelling of the Selective Laser Melting Laurent VAN BELLE 1, 2, a, Guillaume VANSTEENKISTE 2, b Jean-Claude BOYER 1, c Comparisons of numerical modelling of the Selective Laser Melting Laurent VAN BELLE 1, 2, a, Guillaume VANSTEENKISTE 2, b Jean-Claude BOYER 1, c 1 Laboratoire de Mécanique des Contacts et des Structures,

More information

Technology of EHIS (stamping) applied to the automotive parts production

Technology of EHIS (stamping) applied to the automotive parts production Laboratory of Applied Mathematics and Mechanics Technology of EHIS (stamping) applied to the automotive parts production Churilova Maria, Saint-Petersburg State Polytechnical University Department of Applied

More information

Advanced Natural Gas Storage (ANGAS) Project and Verification Tests of Experimental Lined Rock Cavern in Japan

Advanced Natural Gas Storage (ANGAS) Project and Verification Tests of Experimental Lined Rock Cavern in Japan Advanced Natural Gas Storage (ANGAS) Project and Verification Tests of Experimental Lined Rock Cavern in Japan Toru Komatsubara THE JAPAN GAS ASSOCIATION Taku Watanabe TOKYO GAS CO.,LTD. Satoshi Murase

More information

Characterization and Simulation of Processes

Characterization and Simulation of Processes Characterization and Simulation of Processes * M. Engelhardt 1, H. von Senden genannt Haverkamp 1, Y.Kiliclar 2, M. Bormann 1, F.-W. Bach 1, S. Reese 2 1 Institute of Materials Science, Leibniz University

More information

Thermo-Mechanical Coupled Simulation with LS-DYNA

Thermo-Mechanical Coupled Simulation with LS-DYNA DYNAmore GmbH Industriestraße 2, D-70565 Stuttgart andrea.erhart@dynamore.de www.dynamore.de Ingenieurbüro Tobias Loose Herdweg 13, D-75045 Wössingen Lkr. Karlsruhe loose@tl-ing.de www.loose.at Thermo-Mechanical

More information

Self-piercing riveting

Self-piercing riveting Self-piercing riveting Andre Stühmeyer, CAD-FEM GmbH Germany Self-piercing riveting Overview The self piercing riveting process FE analysis of the joining process Large deformation Material failure 2D

More information

3D plasticity. Write 3D equations for inelastic behavior. Georges Cailletaud, Ecole des Mines de Paris, Centre des Matériaux

3D plasticity. Write 3D equations for inelastic behavior. Georges Cailletaud, Ecole des Mines de Paris, Centre des Matériaux 3D plasticity 3D viscoplasticity 3D plasticity Perfectly plastic material Direction of plastic flow with various criteria Prandtl-Reuss, Hencky-Mises, Prager rules Write 3D equations for inelastic behavior

More information

Feature Commercial codes In-house codes

Feature Commercial codes In-house codes A simple finite element solver for thermo-mechanical problems Keywords: Scilab, Open source software, thermo-elasticity Introduction In this paper we would like to show how it is possible to develop a

More information

INJECTION MOLDING COOLING TIME REDUCTION AND THERMAL STRESS ANALYSIS

INJECTION MOLDING COOLING TIME REDUCTION AND THERMAL STRESS ANALYSIS INJECTION MOLDING COOLING TIME REDUCTION AND THERMAL STRESS ANALYSIS Tom Kimerling University of Massachusetts, Amherst MIE 605 Finite Element Analysis Spring 2002 ABSTRACT A FEA transient thermal structural

More information

Numerical Analysis of Independent Wire Strand Core (IWSC) Wire Rope

Numerical Analysis of Independent Wire Strand Core (IWSC) Wire Rope Numerical Analysis of Independent Wire Strand Core (IWSC) Wire Rope Rakesh Sidharthan 1 Gnanavel B K 2 Assistant professor Mechanical, Department Professor, Mechanical Department, Gojan engineering college,

More information

Numerical simulation of the utility glass press-andblow

Numerical simulation of the utility glass press-andblow Numerical simulation of the utility glass press-andblow process Introduction STEKLÝ, J., MATOUŠEK, I. Glass melt press-and-blow process is a typical two stage technology allowing automatized production

More information

Mechanical Properties of Metals Mechanical Properties refers to the behavior of material when external forces are applied

Mechanical Properties of Metals Mechanical Properties refers to the behavior of material when external forces are applied Mechanical Properties of Metals Mechanical Properties refers to the behavior of material when external forces are applied Stress and strain fracture or engineering point of view: allows to predict the

More information

Sensitivity analysis of a numerical welding simulation model

Sensitivity analysis of a numerical welding simulation model Sensitivity analysis of a numerical welding simulation model A-L. POPELIN a, A. BALMONT a,b, J-C. CLEMENT a, J. ANGLES a,c a. EDF R&D, Management du Risque Industriel, 6 quai Watier, 78400 CHATOU b. Ecole

More information

MASTER DEGREE PROJECT

MASTER DEGREE PROJECT MASTER DEGREE PROJECT Finite Element Analysis of a Washing Machine Cylinder Thesis in Applied Mechanics one year Master Degree Program Performed : Spring term, 2010 Level Author Supervisor s Examiner :

More information

Injection molding equipment

Injection molding equipment Injection Molding Process Injection molding equipment Classification of injection molding machines 1. The injection molding machine processing ability style clamping force(kn) theoretical injection volume(cm3)

More information

SAFE A HEAD. Structural analysis and Finite Element simulation of an innovative ski helmet. Prof. Petrone Nicola Eng.

SAFE A HEAD. Structural analysis and Finite Element simulation of an innovative ski helmet. Prof. Petrone Nicola Eng. SAFE A HEAD Structural analysis and Finite Element simulation of an innovative ski helmet Prof. Petrone Nicola Eng. Cherubina Enrico Goal Development of an innovative ski helmet on the basis of analyses

More information

Fluid structure interaction of a vibrating circular plate in a bounded fluid volume: simulation and experiment

Fluid structure interaction of a vibrating circular plate in a bounded fluid volume: simulation and experiment Fluid Structure Interaction VI 3 Fluid structure interaction of a vibrating circular plate in a bounded fluid volume: simulation and experiment J. Hengstler & J. Dual Department of Mechanical and Process

More information

CH 6: Fatigue Failure Resulting from Variable Loading

CH 6: Fatigue Failure Resulting from Variable Loading CH 6: Fatigue Failure Resulting from Variable Loading Some machine elements are subjected to static loads and for such elements static failure theories are used to predict failure (yielding or fracture).

More information

Version default Titre : SSNP161 Essais biaxiaux de Kupfer Date : 10/10/2012 Page : 1/8 Responsable : François HAMON Clé : V6.03.161 Révision : 9783

Version default Titre : SSNP161 Essais biaxiaux de Kupfer Date : 10/10/2012 Page : 1/8 Responsable : François HAMON Clé : V6.03.161 Révision : 9783 Titre : SSNP161 Essais biaxiaux de Kupfer Date : 10/10/2012 Page : 1/8 SSNP161 Biaxial tests of Summarized Kupfer: Kupfer [1] was interested to characterize the performances of the concrete under biaxial

More information

/ DSM / IRAMIS / LLB)

/ DSM / IRAMIS / LLB) RESIDUAL STRESSES ANF Métallurgie Fondamentale Vincent Klosek (CEA / DSM / IRAMIS / LLB) 23/10/2012 8 NOVEMBRE 2012 CEA 23 OCTOBRE 2012 PAGE 1 INTRODUCTION Residual Stresses? Static multiaxial stresses

More information

INVESTIGATION OF FALLING BALL VISCOMETRY AND ITS ACCURACY GROUP R1 Evelyn Chou, Julia Glaser, Bella Goyal, Sherri Wykosky

INVESTIGATION OF FALLING BALL VISCOMETRY AND ITS ACCURACY GROUP R1 Evelyn Chou, Julia Glaser, Bella Goyal, Sherri Wykosky INVESTIGATION OF FALLING BALL VISCOMETRY AND ITS ACCURACY GROUP R1 Evelyn Chou, Julia Glaser, Bella Goyal, Sherri Wykosky ABSTRACT: A falling ball viscometer and its associated equations were studied in

More information

MEASUREMENT OF VISCOSITY OF LIQUIDS BY THE STOKE S METHOD

MEASUREMENT OF VISCOSITY OF LIQUIDS BY THE STOKE S METHOD 130 Experiment-366 F MEASUREMENT OF VISCOSITY OF LIQUIDS BY THE STOKE S METHOD Jeethendra Kumar P K, Ajeya PadmaJeeth and Santhosh K KamalJeeth Instrumentation & Service Unit, No-610, Tata Nagar, Bengaluru-560092.

More information

FEM analysis of the forming process of automotive suspension springs

FEM analysis of the forming process of automotive suspension springs FEM analysis of the forming process of automotive suspension springs Berti G. and Monti M. University of Padua, DTG, Stradella San Nicola 3, I-36100 Vicenza (Italy) guido.berti@unipd.it, manuel.monti@unipd.it.

More information

Understanding Boiling Water Heat Transfer in Metallurgical Operations

Understanding Boiling Water Heat Transfer in Metallurgical Operations Understanding Boiling Water Heat Transfer in Metallurgical Operations Dr. Mary A. Wells Associate Professor Department of Mechanical and Mechatronics Engineering University of Waterloo Microstructural

More information

Open Channel Diffusers

Open Channel Diffusers Open Channel Diffusers Application Information: Open channel diffusers are used to increase mixing and absorbance efficiency of a chemical solution into the process water. Specifically designed penetrations

More information

Profile rail guides LLR

Profile rail guides LLR Profile rail guides LLR Content The SKF brand now stands for more than ever before, and means more to you as a valued customer. While SKF maintains its leadership as the hallmark of quality bearings throughout

More information

Why Plastic Flows Better in Aluminum Injection Molds

Why Plastic Flows Better in Aluminum Injection Molds Why Plastic Flows Better in Aluminum Injection Molds An investigative study directly comparing melt flow characteristics of general purpose resins in QC-10 aluminum molds and P20 steel molds. By: David

More information

EXPERIMENTAL AND NUMERICAL ANALYSIS OF THE COLLAR PRODUCTION ON THE PIERCED FLAT SHEET METAL USING LASER FORMING PROCESS

EXPERIMENTAL AND NUMERICAL ANALYSIS OF THE COLLAR PRODUCTION ON THE PIERCED FLAT SHEET METAL USING LASER FORMING PROCESS JOURNAL OF CURRENT RESEARCH IN SCIENCE (ISSN 2322-5009) CODEN (USA): JCRSDJ 2014, Vol. 2, No. 2, pp:277-284 Available at www.jcrs010.com ORIGINAL ARTICLE EXPERIMENTAL AND NUMERICAL ANALYSIS OF THE COLLAR

More information

Strip Flatness Prediction in a 4 High Tandem Mill Using a Dynamic Model.

Strip Flatness Prediction in a 4 High Tandem Mill Using a Dynamic Model. Strip Flatness Prediction in a 4 High Tandem Mill Using a Dynamic Model. M. A. Bello-Gomez 1, M. P. Guerrero-Mata 1, L. A. Leduc Lezama 1, T. P. Berber- Solano 1, L. Nieves 2, F. Gonzalez 2, H. R. Siller

More information

INVESTIGATION OF VISCOELASTICITY AND CURE SHRINKAGE IN AN EPOXY RESIN DURING PROCESSING

INVESTIGATION OF VISCOELASTICITY AND CURE SHRINKAGE IN AN EPOXY RESIN DURING PROCESSING TH INTERNATIONAL CONFERENCE ON COMPOSITE MATERIALS INVESTIGATION OF VISCOELASTICITY AND CURE SHRINKAGE IN AN EPOXY RESIN DURING PROCESSING T. Shimizu *, H. Koinuma, K. Nagai Mitsubishi Heavy Industries,

More information

4.3 Results... 27 4.3.1 Drained Conditions... 27 4.3.2 Undrained Conditions... 28 4.4 References... 30 4.5 Data Files... 30 5 Undrained Analysis of

4.3 Results... 27 4.3.1 Drained Conditions... 27 4.3.2 Undrained Conditions... 28 4.4 References... 30 4.5 Data Files... 30 5 Undrained Analysis of Table of Contents 1 One Dimensional Compression of a Finite Layer... 3 1.1 Problem Description... 3 1.1.1 Uniform Mesh... 3 1.1.2 Graded Mesh... 5 1.2 Analytical Solution... 6 1.3 Results... 6 1.3.1 Uniform

More information

CHAPTER 4 4 NUMERICAL ANALYSIS

CHAPTER 4 4 NUMERICAL ANALYSIS 41 CHAPTER 4 4 NUMERICAL ANALYSIS Simulation is a powerful tool that engineers use to predict the result of a phenomenon or to simulate the working situation in which a part or machine will perform in

More information

Effects of the MuCell Molding Process

Effects of the MuCell Molding Process Effects of the MuCell Molding Process Molding MuCell versus Solid Shot size is reduced Final mold fill is completed with cell growth Little or no Hold Time or Pressure Reduced molded-in stress Less warp

More information

A COMBINED EXPERIMENTAL/NUMERICAL METHODOLOGY TO ASSESS THE SENSITIVITY OF PBX's (*)

A COMBINED EXPERIMENTAL/NUMERICAL METHODOLOGY TO ASSESS THE SENSITIVITY OF PBX's (*) A COMBINED EXPERIMENTAL/NUMERICAL METHODOLOGY TO ASSESS THE SENSITIVITY OF PBX's (*) Philippe Chabin, Pierre Brunet, Serge Lécume SNPE Propulsion Centre de Recherches du Bouchet BP 2 97 VertlePetit France

More information

Impact Resistance of Guards on Grinding Machines

Impact Resistance of Guards on Grinding Machines International Journal of Occupational Safety and Ergonomics (JOSE) 211, Vol. 17, No. 4, 411 421 Impact Resistance of Guards on Grinding Machines Detlef Mewes Olaf Mewes Institut für Arbeitsschutz der Deutschen

More information

Unit 6: EXTRUSION. Difficult to form metals like stainless steels, nickel based alloys and high temperature metals can also be extruded.

Unit 6: EXTRUSION. Difficult to form metals like stainless steels, nickel based alloys and high temperature metals can also be extruded. 1 Unit 6: EXTRUSION Introduction: Extrusion is a metal working process in which cross section of metal is reduced by forcing the metal through a die orifice under high pressure. It is used to produce cylindrical

More information

Chapter Outline. Mechanical Properties of Metals How do metals respond to external loads?

Chapter Outline. Mechanical Properties of Metals How do metals respond to external loads? Mechanical Properties of Metals How do metals respond to external loads? Stress and Strain Tension Compression Shear Torsion Elastic deformation Plastic Deformation Yield Strength Tensile Strength Ductility

More information

Status quo of stress simulation for hot and warm work piece temperatures in forging

Status quo of stress simulation for hot and warm work piece temperatures in forging Status quo of stress simulation for hot and warm work piece temperatures in forging Dipl.-Ing. Johannes Knust, Dr.-Ing. Malte Stonis, Prof. Dr.-Ing. Bernd-Arno Behrens IPH - Institute of Integrated Production

More information

NUMERICAL MODELLING OF PIEZOCONE PENETRATION IN CLAY

NUMERICAL MODELLING OF PIEZOCONE PENETRATION IN CLAY NUMERICAL MODELLING OF PIEZOCONE PENETRATION IN CLAY Ilaria Giusti University of Pisa ilaria.giusti@for.unipi.it Andrew J. Whittle Massachusetts Institute of Technology ajwhittl@mit.edu Abstract This paper

More information

Ultrasonic Technique and Device for Residual Stress Measurement

Ultrasonic Technique and Device for Residual Stress Measurement Ultrasonic Technique and Device for Residual Stress Measurement Y. Kudryavtsev, J. Kleiman Integrity Testing Laboratory Inc. 80 Esna Park Drive, Units 7-9, Markham, Ontario, L3R 2R7 Canada ykudryavtsev@itlinc.com

More information

Safakcan Tuncdemir 1, William M. Bradley *2. 1. Introduction

Safakcan Tuncdemir 1, William M. Bradley *2. 1. Introduction Modeling and Experimental Verification of the Power Transfer and Thermal Characteristics of Piezoelectric Transformers Subjected to Combined Mechanical and Electrical Loading Safakcan Tuncdemir 1, William

More information

ANALYSIS OF THE FATIGUE STRENGTH UNDER TWO LOAD LEVELS OF A STAINLESS STEEL BASED ON ENERGY DISSIPATION

ANALYSIS OF THE FATIGUE STRENGTH UNDER TWO LOAD LEVELS OF A STAINLESS STEEL BASED ON ENERGY DISSIPATION EPJ Web of Conferences 6, 6 38009 (00) DOI:0.05/epjconf/000638009 Owned by the authors, published by EDP Sciences, 00 ANALYSIS OF THE FATIGUE STRENGTH UNDER TWO LOAD LEVELS OF A STAINLESS STEEL BASED ON

More information

Adiabatic shear banding in high speed machining of Ti 6Al 4V: experiments and modeling

Adiabatic shear banding in high speed machining of Ti 6Al 4V: experiments and modeling International Journal of Plasticity 18 (2002) 443 459 www.elsevier.com/locate/ijplas Adiabatic shear banding in high speed machining of Ti 6Al 4V: experiments and modeling A. Molinari*, C. Musquar and

More information

RocSupport. Tutorial Manual. Rock support interaction and deformation analysis for tunnels in weak rock. 2000-2009 Rocscience Inc.

RocSupport. Tutorial Manual. Rock support interaction and deformation analysis for tunnels in weak rock. 2000-2009 Rocscience Inc. RocSupport Rock support interaction and deformation analysis for tunnels in weak rock Tutorial Manual 2000-2009 Rocscience Inc. Table of Contents Table of Contents Introduction 1 Applicability of Method...

More information

Problem Statement In order to satisfy production and storage requirements, small and medium-scale industrial

Problem Statement In order to satisfy production and storage requirements, small and medium-scale industrial Problem Statement In order to satisfy production and storage requirements, small and medium-scale industrial facilities commonly occupy spaces with ceilings ranging between twenty and thirty feet in height.

More information

Pad formulation impact on automotive brake squeal

Pad formulation impact on automotive brake squeal Pad formulation impact on automotive brake squeal L. MORTELETTE a, b, J-F. BRUNEL a, X. BOIDIN a, Y. DESPLANQUES a, P. DUFRENOY a, L. SMEETS b a. Laboratoire de Mécanique de Lille, UMR CNRS 8107, Avenue

More information

4 Thermomechanical Analysis (TMA)

4 Thermomechanical Analysis (TMA) 172 4 Thermomechanical Analysis 4 Thermomechanical Analysis (TMA) 4.1 Principles of TMA 4.1.1 Introduction A dilatometer is used to determine the linear thermal expansion of a solid as a function of temperature.

More information

POROUS BURNER - A New Approach to Infrared

POROUS BURNER - A New Approach to Infrared Page: 1 POROUS BURNER - A New Approach to Infrared 1. Preface There are several possibilities to produce infrared radiation in the technical sense. Regarding the source of energy you can distinguish between

More information

LABORATORY EXPERIMENTS TESTING OF MATERIALS

LABORATORY EXPERIMENTS TESTING OF MATERIALS LABORATORY EXPERIMENTS TESTING OF MATERIALS 1. TENSION TEST: INTRODUCTION & THEORY The tension test is the most commonly used method to evaluate the mechanical properties of metals. Its main objective

More information

High-Speed Demonstration of Natural Laminar Flow Wing & Load Control for Future Regional Aircraft through innovative Wind Tunnel Model

High-Speed Demonstration of Natural Laminar Flow Wing & Load Control for Future Regional Aircraft through innovative Wind Tunnel Model High-Speed Demonstration of Natural Laminar Flow Wing & Load Control for Future Regional Aircraft through innovative Wind Tunnel Model Project organization The project tackles the CfP JTI-CS-2012-1-GRA-02-019

More information

Section 16: Neutral Axis and Parallel Axis Theorem 16-1

Section 16: Neutral Axis and Parallel Axis Theorem 16-1 Section 16: Neutral Axis and Parallel Axis Theorem 16-1 Geometry of deformation We will consider the deformation of an ideal, isotropic prismatic beam the cross section is symmetric about y-axis All parts

More information

The simulation of machine tools can be divided into two stages. In the first stage the mechanical behavior of a machine tool is simulated with FEM

The simulation of machine tools can be divided into two stages. In the first stage the mechanical behavior of a machine tool is simulated with FEM 1 The simulation of machine tools can be divided into two stages. In the first stage the mechanical behavior of a machine tool is simulated with FEM tools. The approach to this simulation is different

More information

Verification Experiment on Cooling and Deformation Effects of Automatically Designed Cooling Channels for Block Laminated Molds

Verification Experiment on Cooling and Deformation Effects of Automatically Designed Cooling Channels for Block Laminated Molds International Journal of Engineering and Advanced Technology (IJEAT ISSN: 2249 8958 Volume-4 Issue-5 June 2015 Verification Experiment on Cooling and Deformation Effects of Automatically Designed Cooling

More information

VERTICAL STRESS INCREASES IN SOIL TYPES OF LOADING. Point Loads (P) Line Loads (q/unit length) Examples: - Posts. Examples: - Railroad track

VERTICAL STRESS INCREASES IN SOIL TYPES OF LOADING. Point Loads (P) Line Loads (q/unit length) Examples: - Posts. Examples: - Railroad track VERTICAL STRESS INCREASES IN SOIL Point Loads (P) TYPES OF LOADING Line Loads (q/unit length) Revised 0/015 Figure 6.11. Das FGE (005). Examples: - Posts Figure 6.1. Das FGE (005). Examples: - Railroad

More information

University of Rome La Sapienza Dipartimento di Ingegneria dell Informazione, Elettronica e Telecomunicazioni

University of Rome La Sapienza Dipartimento di Ingegneria dell Informazione, Elettronica e Telecomunicazioni Presented at the COMSOL Conference 2010 Paris University of Rome La Sapienza Paolo Fallavollita Salvatore Esposito Marco Balsi Department of Information Engineering, Electronics and Telecommunications

More information

Tensile Testing Laboratory

Tensile Testing Laboratory Tensile Testing Laboratory By Stephan Favilla 0723668 ME 354 AC Date of Lab Report Submission: February 11 th 2010 Date of Lab Exercise: January 28 th 2010 1 Executive Summary Tensile tests are fundamental

More information

FEA-plattform för realistisk modellering av WPS och dess inverkan på den strukturella integriteten

FEA-plattform för realistisk modellering av WPS och dess inverkan på den strukturella integriteten GEOMETRY MATERIAL VALIDATION WELD PROCESS FEA-plattform för realistisk modellering av WPS och dess inverkan på den strukturella integriteten Per Lindström, industridoktorand, IWE, teknologie licentiat

More information

DSRQ - DSRSQ - DSRSQ-THERM

DSRQ - DSRSQ - DSRSQ-THERM DSRQ - DSRSQ - DSRSQ-THERM Specification item: Variable geometry diffuser on 597x597 mm panel developed for rooms with high ceilings where a long throw and a high induction ratio are required. Made up

More information

High Rate, Low Temperature Testing and Modeling of Water Ice for High Speed Ballistic Probes

High Rate, Low Temperature Testing and Modeling of Water Ice for High Speed Ballistic Probes High Rate, Low Temperature Testing and Modeling of Water Ice for High Speed Ballistic Probes Dr. Lee W. Kohlman and Dr. J. Michael Pereira NASA Glenn Research Center Dr. Vikas Prakash and Dr. Bo Li Case

More information

TWO LAYER COMPOSITE SHELL FOR ANCHORED REFRACTORY LINING COMPUTING

TWO LAYER COMPOSITE SHELL FOR ANCHORED REFRACTORY LINING COMPUTING TWO LAYER COMPOSITE SHELL FOR ANCHORED REFRACTORY LINING COMPUTING C. Andrieux,, P. Boisse,, Y. Dutheillet, V. Gabis, A. Gasser,, J. Rousseau, Laboratoire de Modélisation et Mécanique des Structures, URA

More information

Understanding Plastics Engineering Calculations

Understanding Plastics Engineering Calculations Natti S. Rao Nick R. Schott Understanding Plastics Engineering Calculations Hands-on Examples and Case Studies Sample Pages from Chapters 4 and 6 ISBNs 978--56990-509-8-56990-509-6 HANSER Hanser Publishers,

More information

There are as many reasons to test metals as there are metals:

There are as many reasons to test metals as there are metals: Testing Their Mettle Metals testing procedures ensure quality in raw materials and finished products BY BILL O NEIL, ADRIAN RIDDICK, FRANK LIO, PAUL KING, CHRIS WILSON, AND PATTY HARTZELL There are as

More information

Use of Continuous Fiber Reinforced Engineering Plastics: The Seat Pan of the Opel Astra OPC

Use of Continuous Fiber Reinforced Engineering Plastics: The Seat Pan of the Opel Astra OPC Use of Continuous Fiber Reinforced Engineering Plastics: The Seat Pan of the Opel Astra OPC Jörg Schnorr, BASF SE, Dr. Ralf Langendorf, Adam Opel AG, Rüsselsheim, Jordan Kurikov, BASF SE, Ludwigshafen

More information

Lecture 14. Chapter 8-1

Lecture 14. Chapter 8-1 Lecture 14 Fatigue & Creep in Engineering Materials (Chapter 8) Chapter 8-1 Fatigue Fatigue = failure under applied cyclic stress. specimen compression on top bearing bearing motor counter flex coupling

More information

5.56 MM CERAMIC GUN BARREL THERMAL ANALYSES WITH CYCLED AMMUNITION

5.56 MM CERAMIC GUN BARREL THERMAL ANALYSES WITH CYCLED AMMUNITION 23 RD INTERNATIONAL SYMPOSIUM ON BALLISTICS TARRAGONA, SPAIN 16-2 APRIL 27 5.56 MM CERAMIC GUN BARREL THERMAL ANALYSES WITH CYCLED AMMUNITION Xiaogang Huang 1, Paul Conroy 2 and Robert Carter 3 1 Aerodynamics

More information

What is a mold? Casting. Die casting. Injection Molding Machine. Injection Molding. 2.008 Design & Manufacturing II. Spring 2004

What is a mold? Casting. Die casting. Injection Molding Machine. Injection Molding. 2.008 Design & Manufacturing II. Spring 2004 2.008 Design & Manufacturing II What is a mold? From Webster: a cavity in which a substance is shaped: as (1) : a matrix for casting metal (2) : a form in which food is given a decorative shape Spring

More information

Material data sheet. EOS MaragingSteel MS1. Description

Material data sheet. EOS MaragingSteel MS1. Description EOS MaragingSteel MS1 EOS MaragingSteel MS1 is a steel powder which has been optimized especially for processing on EOSINT M systems. This document provides information and data for parts built using EOS

More information

SOUTH AFRICAN NATIONAL INSTITUTE OF ROCK MECHANICS CHAMBER OF MINES OF SOUTH AFRICA CERTIFICATE IN ROCK MECHANICS PART 1 ROCK MECHANICS THEORY

SOUTH AFRICAN NATIONAL INSTITUTE OF ROCK MECHANICS CHAMBER OF MINES OF SOUTH AFRICA CERTIFICATE IN ROCK MECHANICS PART 1 ROCK MECHANICS THEORY SOUTH AFRICAN NATIONAL INSTITUTE OF ROCK MECHANICS CHAMBER OF MINES OF SOUTH AFRICA CERTIFICATE IN ROCK MECHANICS PART 1 ROCK MECHANICS THEORY SYLLABUS Copyright 2006 SANIRE CONTENTS PREAMBLE... 3 TOPICS

More information

Use of Strain Gauge Rosette to Investigate Stress concentration in Isotropic and Orthotropic Plate with Circular Hole

Use of Strain Gauge Rosette to Investigate Stress concentration in Isotropic and Orthotropic Plate with Circular Hole Use of Strain Gauge Rosette to Investigate Stress concentration in Isotropic and Orthotropic Plate with Circular Hole Mr.V.G.Aradhye 1, Prof.S.S.Kulkarni 2 1 PG Scholar, Mechanical department, SKN Sinhgad

More information

Dispersion diagrams of a water-loaded cylindrical shell obtained from the structural and acoustic responses of the sensor array along the shell

Dispersion diagrams of a water-loaded cylindrical shell obtained from the structural and acoustic responses of the sensor array along the shell Dispersion diagrams of a water-loaded cylindrical shell obtained from the structural and acoustic responses of the sensor array along the shell B.K. Jung ; J. Ryue ; C.S. Hong 3 ; W.B. Jeong ; K.K. Shin

More information

P. Lu, Sh. Huang and K. Jiang

P. Lu, Sh. Huang and K. Jiang 416 Rev. Adv. Mater. Sci. 33 (2013) 416-422 P. Lu, Sh. Huang and K. Jiang NUMERICAL ANALYSIS FOR THREE-DIMENSIONAL BULK METAL FORMING PROCESSES WITH ARBITRARILY SHAPED DIES USING THE RIGID/VISCO-PLASTIC

More information

Numerical Simulation of CPT Tip Resistance in Layered Soil

Numerical Simulation of CPT Tip Resistance in Layered Soil Numerical Simulation of CPT Tip Resistance in Layered Soil M.M. Ahmadi, Assistant Professor, mmahmadi@sharif.edu Dept. of Civil Engineering, Sharif University of Technology, Tehran, Iran Abstract The paper

More information

Part and tooling design. Eastman Tritan copolyester

Part and tooling design. Eastman Tritan copolyester Part and tooling design Eastman Tritan copolyester Part and tooling design Process Part design Tooling design High cavitation considerations Process Process Project development flow chart Concept OEM generates

More information

AMPLITUDE AND FORCE PROFILING: STUDIES IN ULTRASONIC WELDING OF THERMOPLASTICS

AMPLITUDE AND FORCE PROFILING: STUDIES IN ULTRASONIC WELDING OF THERMOPLASTICS AMPLITUDE AND FORCE PROFILING: STUDIES IN ULTRASONIC WELDING OF THERMOPLASTICS David A. Grewell Branson Ultrasonics Corporation ABSTRACT This paper reviews effects of amplitude and force control during

More information

APPLICATION OF TRANSIENT WELLBORE SIMULATOR TO EVALUATE DELIVERABILITY CURVE ON HYPOTHETICAL WELL-X

APPLICATION OF TRANSIENT WELLBORE SIMULATOR TO EVALUATE DELIVERABILITY CURVE ON HYPOTHETICAL WELL-X PROCEEDINGS, Thirty-Third Workshop on Geothermal Reservoir Engineering Stanford University, Stanford, California, January 8-30, 008 SGP-TR-185 APPLICATION OF TRANSIENT WELLBORE SIMULATOR TO EVALUATE DELIVERABILITY

More information

Fatigue Performance Evaluation of Forged Steel versus Ductile Cast Iron Crankshaft: A Comparative Study (EXECUTIVE SUMMARY)

Fatigue Performance Evaluation of Forged Steel versus Ductile Cast Iron Crankshaft: A Comparative Study (EXECUTIVE SUMMARY) Fatigue Performance Evaluation of Forged Steel versus Ductile Cast Iron Crankshaft: A Comparative Study (EXECUTIVE SUMMARY) Ali Fatemi, Jonathan Williams and Farzin Montazersadgh Professor and Graduate

More information

Holes in a bottle filled with water: which water-jet has the largest range?

Holes in a bottle filled with water: which water-jet has the largest range? Holes in a bottle filled with water: which water-jet has the largest range? Gorazd Planinšič, Christian Ucke and Laurence Viennot. ABSTRACT In some textbooks, a simple experiment is often presented about

More information

Laminar Flow Panel. Type LFP 2/2.4/B/2. Telephone +44(0) 1842 754545 Telefax +44(0) 1842 763051 e-mail trox@troxuk.co.uk www.troxuk.co.

Laminar Flow Panel. Type LFP 2/2.4/B/2. Telephone +44(0) 1842 754545 Telefax +44(0) 1842 763051 e-mail trox@troxuk.co.uk www.troxuk.co. 2/2./B/2 Laminar Flow Panel Type LFP TROX UK Ltd Caxton Way Thetford Norfolk IP2 3SQ Telephone +(0) 182 7555 Telefax +(0) 182 763051 e-mail trox@troxuk.co.uk www.troxuk.co.uk Contents Description Description

More information

Thermal Control of the Extrusion Press Container

Thermal Control of the Extrusion Press Container Thermal Control of the Extrusion Press Container Prepared by -- Dennis Van Dine, Nazmi Gilada, Paul Robbins, Castool Tooling Solutions, Dr. V.I. (Mike) Johannes, BENCHMARKS, Shigeyoshi Takagi, Techno-Consul

More information

Repair of damaged rotor journal portion

Repair of damaged rotor journal portion CT-S-025 (1/6) Mar. 7, 2012 CT-S-025 / 796-94437 Repair of damaged rotor journal portion REASON FOR SUGGESTION: A turbine rotor journal portion may have its surface damaged during operation about 0.3mm

More information

UX-30 PERFORMANCE TESTING SUMMARY REPORT Revision 0

UX-30 PERFORMANCE TESTING SUMMARY REPORT Revision 0 UX-30 PERFORMANCE TESTING SUMMARY REPORT Revision 0 Prepared By: Patrick L. Paquin, EnergySolutions Date Reviewed By: Mirza I. Baig, EnergySolutions Date Approved By: Thomas F. Dougherty, Columbiana Hi

More information

Why HARDOX in tipping trailers?

Why HARDOX in tipping trailers? Why HARDOX in tipping trailers? 1. Higher elastic limit and higher ultimate stress 2. Longer life span (higher resistance to deformation, abrasion and scratching) 3. Excellent resistance to impact 4. Less

More information

COPPER BARS FOR THE HALL-HÉROULT PROCESS

COPPER BARS FOR THE HALL-HÉROULT PROCESS COPPER BARS FOR THE HALL-HÉROULT PROCESS René von Kaenel, Louis Bugnion, Jacques Antille, Laure von Kaenel KAN-NAK Ltd., Route de Sion 35, 3960 Sierre, Switzerland Keywords: Copper, Collector bars, Productivity

More information

Validation of Cable Bolt Support Design in Weak Rock Using SMART Instruments and Phase 2

Validation of Cable Bolt Support Design in Weak Rock Using SMART Instruments and Phase 2 Validation of Cable Bolt Support Design in Weak Rock Using SMART Instruments and Phase 2 W.F. Bawden, Chair Lassonde Mineral Engineering Program, U. of Toronto, Canada J.D. Tod, Senior Engineer, Mine Design

More information

STAVAX SUPREME. Stainless tool steel

STAVAX SUPREME. Stainless tool steel STAVAX SUPREME Stainless tool steel General Demands placed on plastic mould tooling are increasing. Such conditions require mould steels that possess a unique combination of toughness, corrosion resistance

More information

CEEN 162 - Geotechnical Engineering Laboratory Session 7 - Direct Shear and Unconfined Compression Tests

CEEN 162 - Geotechnical Engineering Laboratory Session 7 - Direct Shear and Unconfined Compression Tests PURPOSE: The parameters of the shear strength relationship provide a means of evaluating the load carrying capacity of soils, stability of slopes, and pile capacity. The direct shear test is one of the

More information

Der Einfluss thermophysikalischer Daten auf die numerische Simulation von Gießprozessen

Der Einfluss thermophysikalischer Daten auf die numerische Simulation von Gießprozessen Der Einfluss thermophysikalischer Daten auf die numerische Simulation von Gießprozessen Tagung des Arbeitskreises Thermophysik, 4. 5.3.2010 Karlsruhe, Deutschland E. Kaschnitz Österreichisches Gießerei-Institut

More information

DEM modeling of penetration test in static and dynamic conditions

DEM modeling of penetration test in static and dynamic conditions DEM modeling of penetration test in static and dynamic conditions Quoc Anh Tran, Bastien Chevalier, Pierre Breul To cite this version: Quoc Anh Tran, Bastien Chevalier, Pierre Breul. DEM modeling of penetration

More information

Lap Fillet Weld Calculations and FEA Techniques

Lap Fillet Weld Calculations and FEA Techniques Lap Fillet Weld Calculations and FEA Techniques By: MS.ME Ahmad A. Abbas Sr. Analysis Engineer Ahmad.Abbas@AdvancedCAE.com www.advancedcae.com Sunday, July 11, 2010 Advanced CAE All contents Copyright

More information

NEW TECHNIQUE FOR RESIDUAL STRESS MEASUREMENT NDT

NEW TECHNIQUE FOR RESIDUAL STRESS MEASUREMENT NDT NEW TECHNIQUE FOR RESIDUAL STRESS MEASUREMENT NDT E. Curto. p.i. Ennio Curto Via E. di Velo,84 36100 Vicenza Tel. 0444-511819 E-mail enniocurto@fastwebnet.it Key words: NDE Residual stress. New technique

More information

Fire-induced damage in prestressing steels

Fire-induced damage in prestressing steels Fire-induced damage in prestressing steels By José Miguel Atienza and Manuel Elices Madrid Polytechnic University, Spain Abslracl: After a fire, even If no collapse happens, there Is a possibility of fire-induced

More information

Investigation of process parameters for an Injection molding component for warpage and Shrinkage

Investigation of process parameters for an Injection molding component for warpage and Shrinkage Investigation of process parameters for an Injection molding component for warpage and Shrinkage Mohammad Aashiq M 1, Arun A.P 1, Parthiban M 2 1 PGD IN TOOL & DIE DESIGN ENGINEERING-PSG IAS 2 ASST.PROFESSOR

More information

THE PSEUDO SINGLE ROW RADIATOR DESIGN

THE PSEUDO SINGLE ROW RADIATOR DESIGN International Journal of Mechanical Engineering and Technology (IJMET) Volume 7, Issue 1, Jan-Feb 2016, pp. 146-153, Article ID: IJMET_07_01_015 Available online at http://www.iaeme.com/ijmet/issues.asp?jtype=ijmet&vtype=7&itype=1

More information

Integration of manufacturing process simulation in to the process chain

Integration of manufacturing process simulation in to the process chain Integration of manufacturing process simulation in to the process chain Closing the gap between CAE supported design and manufacturing process simulation Achim Egner-Walter, Götz Hartmann, Marc Kothen

More information

INFRARED MONITORING OF 110 GHz GYROTRON WINDOWS AT DIII D

INFRARED MONITORING OF 110 GHz GYROTRON WINDOWS AT DIII D GA A23981 INFRARED MONITORING OF 110 GHz GYROTRON WINDOWS AT DIII D by Y. GORELOV, J. LOHR, R.W. CALLIS, and D. PONCE MAY 2002 DISCLAIMER This report was prepared as an account of work sponsored by an

More information

USE OF SIMULATION TO IMPROVE CARDIOVASCULAR STENT DEVELOPMENT

USE OF SIMULATION TO IMPROVE CARDIOVASCULAR STENT DEVELOPMENT USE OF SIMULATION TO IMPROVE CARDIOVASCULAR STENT DEVELOPMENT V. Astier, S. Bidal, V. Garitey, F. Mouret Abstract : A stent is a wire metal mesh tube placed into an artery or blood vessel to hold the structure

More information