THE 25th ISRAEL CONFERENCE
ON MECHANICAL ENGINEERING
Technion City, Haifa, Israel
May25-26, 1994
UNI VERGrrATof;!:; :_;HANNOVtn
Conference ProceedingsUB/TIB Hannover 89117 012 22X
TABLE OF CONTENTS
CHAPTER 1 Technical Plenary Papers
Applications of Laser Technologies in Mechanical EngineeringM. Oron 1
Industrial Grand Challenges - a Competitiveness Strategy for the DOE National LaboratoriesR.W. Weme 4
CHAPTER 2 State-of-the-Art in Emerging Technologies
Global and Local Approach to Brittle Fracture ofFerritic SteelsA. Pineau 8
Active Control and Reduction of Noise Pollution and VibrationsG. Rosenhouse 16
Mechanical Engineers in the Project Management EnvironmentE.Y. Mozes 24
Environmental Conservation - Challenges for Mechanical Engineers in Chemical IndustriesR. Cohen-Zidon 29
An Update on Agile ManufacturingK. Preiss 36
Electronic Circuit PackagingA. Livni 39
High Speed MachiningH. Schulz 43
CHAPTER 3 Industrial Challenges
Challenges for a Mechanical Engineer in a Large Industry
M. Kacz 49
CHAPTER 4 Leading Industrial Projects
Helicopter Dynamic Components - Health and Usage Monitoring
Y. Elazar, J. Bortman 51MECSIP - Mechanical Equipment and Subsystems Integrity Program
J. Bortman, Y. Elazar 52Tailoring a Dynamic Environment Spectrum for Combat Vehicles
E. De-Medonsa, G. Reina, Y. Alfassa 5 4
Oil Shale Fired Power PlantM. Shaal, V. Podshivalov, A. Wohlfarth 5 6
BARAK Missile's Vertical LaunchS. Katzir, G. Amir, Z. Fruchter 6°
Service Life Determination of Mil Field Artillery CannonA. Hirshnzon, A. Melamed, H. Zakai 6 3
Braking Systems in Off-Road VehiclesS. Hileli, A. Ben-Zvi 66
CHAPTER 5 Aerosols
Nonsteady Air Flow from a Well in Porous MediaI. Shnaid, S. Olek 6 7
Resuspension of P articulates from Surfaces to Turbulent Flows - Review and AnalysisG. Ziskind, M. Fichman, C. Gutfmger 7 0
An Analytical Model for Aerosol Collection in Nonuniform Filter MediaM. Shapiro 73
Thermophoretic Deposition of Fine Particles from Longitudial Flow over a CylinderA.L. Yarin 75
CHAPTER 6 Bio-Engineering
Effect of Implant Material Properties on the Performance of a Hip Joint ReplacementA. Rotem 76
Intracellular Control of Cardiac Muscle ContractionA. Landesberg, R. Beyar, S. Sideman 79
Learning by Artificial Neural Networks the Developement of Fatigue in Paralyzed Human Muscles DuringIsometric Functional Electrical Stimulation
M. Domay, O. Yadid-Pecht, J. Mizrahi, E. Isakov, Z. Susak 82
CHAPTER 7 Computer Aided Design (CAD) and Manufacturing (CAM)
Robot Assisted Removal of Sheet Metal ProductsG. Mendelsohn, M. Shpitalni, M. Shoham 85
A Method for Extracting and Thickening a Mid-Surface of a 3-D Injection Molded Object Represented in NURBSA. Fischer, K.K. Wang 89
Freeform Surface Machining in Multi-Axis Milling EnvironmentG. Elber 92
Real Time Approximation of Spatial Curves and its Application to Computer Controlled MachinesL. Livshits, M. Shoham 95
Representation of Manufacturing Features for Automatic Manufacturing DesignK. Preiss, G. Shimoni 98
Extending the Scope of CADY.Reich 101
Relaxed Parametric Design with Probabilistic ConstraintsY. Hel-Or, A. Rappoport, M. Werman 104
Surface Enveloping Studied Using Computerized Symbolic ManipulationF. Montoya, B. Epureanu 107
CHAPTER 8 Coatings
Micro-Electro-Mechanical Systems and CoatingsY. Nemirovsky I l l
Surface Crack Growth Delay by a Flexible CoatingE. Altus, A. Kisin 112
New Method for Surface Treatment of Metals and AlloysP. Dvoskin, M. Rosenberg 115
Surface Modification of Titanium and Titanium AlloysA. Raven 118
Study of Deposition of Diamond on Cemented Carbide SubstratesA. Mehlmann, S. Berger, M. Bamberger, S.F. Dimfeld 121
Mechanical Properties of Diamond-Like Carbon FilmsA. Raveh, H.M. Hawthorne, L. Martinu, P. Leroux, MR. Wertheimer 124
CHAPTER 9 Composite Materials
Ceramic Laminate as a Candidate for High Temperature ApplicationD. Sherman 128
Manufacturing, Micro structure and Mechanical Performance of Single Polymer Polyethylene CompositesA. Teishev, G. Marom 130
Nonclassical Optimization Problems in Mechanics of Growing Composite SolidsA. Drozdov, A.L. Kalamkarov 133
Buckling and Post-Buckling of Laminated Non-Circular Cylindrical ShellsI. Sheinman, M. Firer 136
High Order Bending of Sandwich Beams with Transversely Flexible Core and Non-Parallel SkinsD. Peled, Y. Frostig 142
The Effect of Artificial Local Damage on Stresses and Failure of Composite Sandwich Panels0 . Dancygier, J. Avrashi, O. Ishai 148
CHAPTER 10 Computational Mechanics
Accurate Finite Element Methods for Time-Harmonic Wave Propagation1. Harari 151
Numerical Procedures for the Solution of Exterior Acoustics ProblemsD. Givoli 154
Influence of an Electric Field on the Thermocapillary Drift of a Gas BubbleA.Y. Gelfgat, I. Tanasawa 157
An Interative Method of Boundary Elements for Solving Mixed Boundary Value Problems in the Theory of ElasticityO.P. Nikolayev 160
Substructuring of Composite Panels - Mixed Grids of Elements, Strips and Transient Strip ElementsD. Marom, J. Avrashi 162
Numerical Analysis of Material Interface Singularities in 2-D Linear Elastostatics by the p-Version of the FiniteElement Method
Z. Yosibash, B.A. Szabo 165Extension of an Asymptotic Algorithm to Orthotropic Viscoplastic Structural Analysis
I. Iskovitz, T.Y.P. Chang, A.F. Saleeb 169Vibrations and Buckling of Non-Symmetric Laminated Composite Beams via the Exact Element Method
H. Abramovich, M. Eisenberger, O. Shulepov 172
CHAPTER 11 Control
The Use of Worm Gear Transmissions in Electromechanical Systems: Analysis, Digital Control and ApplicationsM. Cohen, I. Cohen 175
Internal Model Control for High Sampling Rates - Analysis and Design Using Delta OperatorI. Peled, Z. Palmor, A. Feuer 183
Visualizing Design Variables In Sample-Data Control SystemsJ.E. Luntz, M.L. Nagurka, T.R. Kurfess 186
Control of Coal Gasification in Recirculated Fluidized BedE. Wolfson, J. Dayan, MR. Judd 1 89
Optimal Maneuver of a Flexible Arm by Space - Time Finite Element MethodA. Ben-Tal, P. Bar-Yoseph, H. Flashner 193
The Use of Residence Time Distribution Technique in Adaptive Control of Industrial ProcessesK. Zaidman, J. Dayan 196
Optimal Maneuvers of an Axial Symmetric Rigid Body, Rotating Around its Center of MassI. Ioslovich *"9
CHAPTER 12 Design and Optimization
Technical Drawings in the Computer Age, Design for ManufacturabilityA. Shlamovitz 2 0 1
Improving the Positioning Accuracy of Pneumatic Servo ActuatorsI. Krivtz, R. Eshel 2 0 4
Deep Artificial Intelligence Knowledge for Truss AnalysisK. Preiss, O. Shai 2 0 7
Guide to Design Reviews During a Project Life CycleZ. Nevo 210
On a Self Centering Gripper Designed with a Peculiar Four Position SynthesisD. Perju, V. Mesaros-Anghel 214
A New Field Single Wheel TesterD. Ronai, I. Shmulevich, D. Wolf 217
Models of Optimal Design of Ribbed Cylindrical Shells Under Stochastic LoadsYu.M. Pochtman, LA. Kamovsky, M. Fridman 221
Accuracy and Strength of a Joint Loaded by Suddenly Applied TorqueI. Lopatukhin 224
CHAPTER 13 Dynamic Response of Materials
Measurement of Dynamic Properties ofViscoelastic MaterialsV.B. Biesel, I. Green 227
Frequency Independent Model for DampingG. Muravski 230
Hardened Cement Paste Response to Impulsive LoadingI. Avnon, D.Z. Yankelevsky 233
Impact and Penetration: Rigid and Extensible StructuresL.I. Slepyan 239
Moderating the Explosive Decompression Wave to Prevent Destructive Decompression from DestroyingExplosively Fabricated Objects
D.R. Garrett 242Nonlinear Wave Propagation in Random Media
E. Pelinovsky, T. Talipova 246
CHAPTER 14 Dynamic Systems
Constraint Forces and Relaxation of ConstraintsS.Djerassi 249
Dynamics of Thin-Walled Structures Interacting with a MediumM.V. Ayzenberg-Stepanenko 253
Analysis of Pressure Fields in a Non-Steady-State Problem of HydroelasticityV. Krylov 256
Resonant Waves in Elastic WaveguidesM.V. Ayzenberg-Stepanenko 259
Up-Dating Linear Elastic Models Based on Computational Selective SensitivityS. Cogan, G. Lallement, Y. Ben-Haim 262
Summarized Structural Vibroprotective Models for Deformable Systems With Distributed ParametersI. Kamovsky, I. Chaikovsky, O.I. Lebed, Y. Pochtman 265
CHAPTER 15 Engines and Combustion
Stationary Combustion of Solid PropellantsA. D. Drozdov, A. Pridor, I. Shreiber 268
A Theoretical Study of the Effect of Heat of Reaction and Heat Losses on the Devolatilization of CoalB. Zmiri, E. Sher 2 7 1
Computer Modeling of Blended Fuel Operation of Spark-Ignition EnginesE. Moses, A. Yarin, P. Bar-Yoseph 2 7 4
Cyclic Variability in Spark Ignition Engines - Sources, Reasons and MechanismN. Ozdor, M. Dulger, E. Sher 2 7 7
The Effect ofOxigenates Additives in Motor Fuel Blends on the Exhaust Gas ToxicityA. Neimark, V. Kholmer, E. Sher 2 8 2
The Effect of Adding Ignition and Combustion Improvers to Diesel Fuel on the Engine PerformanceM. Gutman, L. Tartakovsky, T. Gruenwald, Y. Zvirin 286
Evaluation of an Engine Friction Power by Using Inertia MeasurementsR. Harari, E. Sher 289
CHAPTER 16 Fluid Mechanics
Stability Analysis of Incompressible Source and Sink FlowsM. Shusser, D. Weihs 292
The Effect of Variable Fluid Properties on the Stability of Double Diffusive LayerJ. Tanny, V. Gotlib, A. Tzinober 295
On the Relation Between Spacing and Frequencies in Turbulent Bursts Near WallsP. Vainshtein, M. Fichman, D. Pnueli 298
Application of an Algebraic- Q4 Turbulence Model for Transonic Airfoil FlowsE. Shalman, A. Yakhot, O. Igra, S. Shalman, Y. Yadlin 301
RNG- Based Q4- K-e Turbulence Model: Flow over a Backward Facing StepA. Yakhot, S. Rakib 304
Experimental Investigation of a Cross-Flow TurbineV.S. Obretenov 307
Nonlinear Local Solutions in Singularly Perturbed Planing FlowsG. M. Fridman 310
CHAPTER 17 Fracture and Fatigue
Stress State of Media with a Double Periodical System of Circular CracksI. Suzdalnitsky 313
The Effect of Crack Length Unevenness on Stress Intensity Factors Due to Autofrettage in Thick-Walled CylindersM. Perl, D. Alperowitz 315
A New Approach to Dynamic Fracture Toughness TestingD. Rittel, H. Maigre 319
Fatigue Lifetime with Load-Uncertainty Represented by a Convex ModelY.Ben-Haim 322
Simulation of Random Fatigue Crack GrowthR. Arone, Sh. Ustilovsky, L. Potepun 325
Statistical Fracture Mechanics - Basic Concepts and Numerical RealizationA. Chudnovsky, M. Gorelik 331
Experimental Fatigue Analysis of Polycarbonate TransparenciesY. Kin, L. Garrett, A. Mayer, R. McCarty 334
Modeling of Fatigue Strength of Structures Consisting of Several Equal ElementsL.A. Pereiaslavets 337
CHAPTER 18 Heat Transfer
Thermal Conductivity and Thermal Diffusivity ofMgO Heat Insulation in Range 400-2000 KE. Litovsky, M. Shapiro, A. Shavit, T. Litovsky, I. Yaniv, R. Cytermann 340
Experimental Study of Bubbles in Connective Subcooling of Water at Atmospheric PressureD. Faraji, Y. Bamea, M. Salcudean 342
An Analytical Solution to a Problem with Position Dependent Heat Transfer CoefficientS. Olek, E. Elias 345
Double Diffusive Marangoni ConvectionL. Braverman, A. Oron 348
Thermoelasticity Problem for a Multilayer Assembly Arising in Photothermal Reliability TestingT. Elperin, G. Rudin 351
Transient Performance and Optimization of Cooling Fins Subject to Various Initial ConditionsE. Assis, H. Kalman 353
Eddy Transport of Passive Scalar in /3-Plane Turbulent FlowS. Sukoriansky, B. Galperin 356
Segregation Kinetics Effect on Thermal Conductivity of Porous CeramicsT. Gambaryan, E. Litovsky, M. Shapiro, A. Shavit 357
CHAPTER 19 Lasers
Effect of Laser Beam Irradiation on AISI1045 SteelM. Riabkina-Fishman, J. Zahavi 360
A Comparison of Methods for Estimating the Weld Metal Cooling Rale in Laser WeldsI. Gilath, J.M. Signamarcheix , P. Bensussan 363
Efficient Metal Cutting with TEM 01 * Mode ofCO2 LaserA. Zajdman, O. Amichai, Y. Malinovich, G. Klumel, N. Danon 365
Information Data-Base System for Application of High Power Industrial LasersL. Gurvich, R. Kuiboer, E. Secemski, A. Shachrai 367
CHAPTER 20 Machining and Manufacturing
Precision Machining: Applications and Research Activities in Diamond TurningY. Shneor, E. Abramov, D. Eliezer 370
Measurement of Trimming Shock on Component LeadD. Wolfovitz 373
Cutting Regime Optimization for Machines with Numerical Program ControlM. Levin, A. Levin 376
Accuracy of Machines: Synthesis ofTopological-Kinematic and Functional Approaches
V.T. Portman 378
CHAPTER 21 Marine Sciences
Ship Hydrodynamics
Experiments on the Resistance of a Catamaran in Restricted Waters
L.J. Doctors 381Ship Motion Over a Non-Rigid Bed
G. Zilman, L. Kagan, T. Miloh 387Hybridization of Gliders and Semi-Gliders with Hydrofoils
I. Boguslavsky, A. Boguslavsky 390Estimation of Nonlinear Ocean Mooring System Parameters via the Hilbert Transform
O. Gottlieb, M.Feldman, S.C.S. Yim.S.Braun 393Nonlinear Evolution of a Directional Shoaling Wave Field
A. Sheremet, Y. Agnon, M. Stiassnie 396Water Waves Generated by Earthquakes
T. Gvelessiani ,G. Jinjikhashvily, L. Rozentur 399Two and Three Dimensional Numerical Modeling of Flow in Coastal Zone
M. Sladkevich, A.N. Militeev, H. Rubin, E. Kit 402
Marine Projects
An Integrated Ship Maneuvering SimulatorA. Tiano, G. Tacconi, F. Grassia, L. Minna, M. Anton 405
Information Management for Marine Engineering ProjectsY. Reich 408
Opportunities and Problems of Offshore Fish Farming Along the Mediterranean Coast of IsraelA. Biran, D. Wolf, R. Idan, D.S. Rosen 411
The Technology of Bridgestone Fish-Fanning Cages
J. Gunnarsson 414
CHAPTER 22 Materials
On Obtaining a Super Strength Fragmented Structure
I.I. Garbar, A.S. Kisel 418Metallurgical Failure Analysis - an Engineering Tool
Y. Gilad, L. Shikmanter, I. Eldror 421Measurement of Powder and Binder Properties which Determine Agglomerate Growth During Granulation
G.I. Tardos 424Ply (Sandwich) - High Alloy Steel DI-117
A. Sverdlin, V. Kondratenko, A. Tikhonov, S. Poliakov, S. Kasakov, I. Blagova, Y. Dimitriev 427CHAPTER 23 Mechatronics
Opportunities and Limitations of Existing Micro-Fabrication Methods for Micro-Electro-Mechanical DevicesI.R. Chertkow, A. Moshaiov, N.A. Travizki 431
Static Response of a Pneumatic Pulse Width ModulationB.Z.Maytal 443
Dynamic Modeling of an Elastic Beam with Piezoelectric ActuatorsM. Leibowitz 448
Steady State Analysis of Oscillations in Systems with Periodically Operated SwitchesA. Shenkman, M. Zarudi, I. Tchemina 451
Optimization of Electric Motors Used for Robots Working in a Hazardous EnvironmentE. Gabay, J. Bergman 454
CHAPTER 24 Metal Forming
Finite Element Simulation of Two Hot Metal Forming TechnologiesI. Dubrovsky, S. Genzelev 457
Some Advances in the Shakedown TheoryB.Druyanov 460
CHAPTER 25 Micromechanics
Composite Materials Based on Microfibrillar Network of a Rigid PolymerE. Amitay-Sadovsky, I. Tsabba, Y. Cohen 463
Thermal Fragmentation of Carbon Fibre Microcomposites: Compressive Strengths and Weibull ParametersJ. R. Wood, G. Marom 468
The Effect ofTranscrystalline Interfaces on the Micromechanics of Single Fiber CompositesA. Gati, H.D. Wagner 471
A Bessel - Function Analysis of Stress Transfer from the Matrix to the Fiber Through an Imperfect Interface:Application to the Fragmentation Test
J.A. Nairn 474
CHAPTER 26 Multiphase Flow
On the Hydraulic Transport of Solids in Pipes
P. Doron, D. Bamea 4 7 7
Experimental Studies of Direct Contact Boiling of a Volatile Liquid DropletS. Lesin, A. Baron, H. Branover, J.C. Merchuk 480
Non-Uniform Shrinkage of Char Particles Gasified in Electrodynamic BalanceLI. Kantorovich, E. Bar-Ziv 4 8 4
Fluidization Phenomena in Vibrated Beds of Solid ParticlesA. Goldshtein, M. Shapiro, L. Moldavsky, M. Fichman 487
Instability and Non-Uniformity of Two-Phase Flow in Parallel PipesM. Tshuva, Y. Taitel, D. Barnea 492
On Some Problems ofFluidized Bed ElectromechanicsV. Kogan, Y. Monin, G. Muchnik, B. Sandier 495
A Two-Phase Model of Fractional Recovery and Grain-Size Composition of the HydrocycloneSuspension Classification Products
G. Kosoy 498Direct Numerical Modeling of Two-Phase Turbulent Axially Symmetrical Jets
I. Antonov, M. Angelov 501
CHAPTER 27 Nonlinear Dynamics
Microstructures in Granular FlowsI.Goldhirsch 504
Stochastic Aspects of Nonlinear Dynamical SystemsS.C.S. Yim, H. Lin 507
Is it Possible to "Swing" the Nonlinear Oscillator?A. Erukhimov , A. Lemer, E. Pelinovsky, T. Talipova 510
The Onset of Spatial Instabilities in Parametrically Excited Evolution EquationsO.Gottlieb 512
CHAPTER 28 Nuclear Energy
Sensitivity of the AP600 Containment Response to Heat Transferred from its SurfaceD. Hasan, E. Elias, Y. Nekhamkin, I. Arshavski, E. Wacholder 515
Evaluating the Dry Air Passive Containment Cooling of the Westinghouse AP600 Nuclear ReactorY. Barnea, Y. Weiss, M. Haim, Y. Aharon 518
In Core Transients Calculations of an AP600 Reactor During a LOCA Using COBRA-IV-II. Silverman, M. Shapira, E. Elias 521
Analysis of the SPE1 in the PMK-NVH Facility with DSNPM. Shapira, D. Saphier 524
Induced Mixed Convection in a Hot Gas Duct?Y. Weiss, Y. Bamea, I. Shai 527
Criticality and Burnup Calculations of a Synthetic Core with Inserted Control RodsM. Caner, A.D. Krumbein, I. Silverman, M. Shapira 530
CHAPTER 29 Quality Control
A Quantitative Approach to Evaluate System Design Robustness and Stability Based on Qualification Test ResultsD. Tibi 533
A Non-Probabilistic Concept of ReliabilityY. Ben-Haim 536
Regress - A General Purpose Program for Least Squares AnalysisJ.R. Wolberg 538
Improvement of the Information Content of Statistical SamplingM. Levin, A. Levin 542
CHAPTER 30 Robotics
Robotic Scheduling Using Artificial Intelligence MethodsK. Preiss, O. Shai, R. Siman-Tov 544
Distributed Real Time Scheduling of Multi-Robot Manufacturing SystemsR. Tal, D. Gershon, G. Halevi 547
Y T
Robot with a Flexible and Light Arm - Based on Inflatable StructureN. Salomonski, M. Shoham, G. Grossman, Y. Koren 550
Three Phase Motions of Robotic ArmsS. Djerassi, M. Prinz 553
Fuzzy Logic Controller for Robotic Assembly TasksB. Radin, D. Gershon 557
A Design Approach for a State Estimator for a Multi-Link Revolute Rigid RobotA. Ailon, Y. Landau, M. Gladstein 561
Grasp Stability with Multi-Fingered HandV. Brodsky, M. Shoham 564
Geometric Representations of 2-Degrees of Freedom MechanismsG. Rodnay, R. Segev 567
Shape Memory Alloy Actuators for Robotic HandsL. Livshits, M. Shoham 570
CHAPTER 31 Solar Energy
Semi Fluidized Bed Solar Air HeaterE.Levy 573
A CAD Tool for Evaluating Mutual Shading Among Any Arbitrary Shaped StructuresE. Shaviv, S. Yezioro 580
Process Heat Generation in Industrial Buildings Using Solar Concentrating CollectorsK. Gommed, G. Grossman 583
Experimental and Theoretical Study of a Capillary Structured Solar Air HeaterB. Aronov, O. Mizrahi, Y. Zvirin, G. Grossman 586
CHAPTER 32 Solid Mechanics
Comments on a Symmetric Problem in Antiplane Linear ElasticityK. Schulgasser 589
Bounds and Estimates for the Effective Behavior of Polycrystals in Power-Law CreepG. deBotton 592
The Anisotropy of Elastic Fields in a Cubic Material Under Tension and the Interaction Between DilatingPrecipitates in a Cubic Material
R. Shneck, A. Brokman, M.P. Dariel 595Stability of Multiloaded Geometrically Nonlinear-Elastic, Linear Viscoelastic Beams and Circular Plates
M. Drawshi, G. Ciderbaum, D. Shilkrut 599An Elliptic Cylinder Containing a Pressurized Circular Hole: a Boundary Perturbation Solution
H. Cohen, R. Pames 6 0 4
On Some Axially Symmetric Problems with Plastic OrthotropyD. Durban, C. Roshu 6 0 7
Study of Microplasticity of SolidsV.V. Shpeizman 6 1 0
CHAPTER 33 Stability
Finite Element Solution of Geometrically Nonlinear Contact Problems of BeamsI. Doukhovny, D. Givoli 6 1 4
A Note on Convex Models of Uncertainty for Small Initial Imperfections of Non-Linear StructuresY. Ben-Haim 6 1 7
Divergence of a Cantilever Plate as a Nonconservative Problem of Elastic StabilityW.Dmitriyuk 6 2 0
Nonlinear Effects in the Behaviour of Cylindrical Shells Under Nonuniform Axial Compression. Experimental ResultsV. L. Krasovsky 6 2 3
Dynamical Stability of Viscoelastic Bodies Interacting with Fluid or GasP.A. Velmisov 626
CHAPTER 34 Transport Systems
Paniculate Solid Flow in ChuteD. Schlesinger 628
A New Approach to Strength of Single Particles and Bulk SolidsH. Kalman, D. Goder, G. Reshef 633
Mechanics of Dry Substances Transportation and Practical Developement of New Means of Transportation,Auxiliary Mechanisms, etc.
B.Eiderman, I. Resin 636Experimental Investigation of the Effect of Moisture Content and Particle Size on the PneumaticTransportability in the Dense Phase
D. Goder, H. Kalman, G. Ben-Dor, M. Rivkin 639
CHAPTER 35 Tribology
Model of Roller-Plane Type Tribosystem with Vibrogrooved RollerM. Levitin, B. Shamshidov, G. Halperin 642
Contact Mechanics in Wear Mapping of SteelsL. Rapoport 645
Wear Behavior of High Kinematic Pairs after Ion-NitridingS.I. Grunfeld, S. Moisa 648
A Study of Durability of Roll Presses for Compacting Powder MaterialsS. Gruzglin 651
Friction Reduction by Plasmo-Chemical Modification of Rubber SealsU. Kiselman, I. Malyatsky, V. Talrose 655
Sealing Solutions for Rotating Equipment in the Israeli IndustryR.A. Shellef 658
New Aluminium-Lead Alloys for Slide BearingsA. Shapiro, D. Kopeliowich, A. El-Boher, A. Meitav 661
Observations about Lubrication Mechanism in a Thin Section Precision Instrument Rolling Element Bearingwith Impregnated Phenolic Retainer
S. Ilani (Baum) 664High Dynamic Stability by Optimum Bearings Preload on Grinding Machines Main Spindles
M.D. Gafitanu, G.D. Hagiu 668
CHAPTER 36 Turbomachinery
Theoretical Prediction Model for Volumetric Efficiency of Variable Displacement Axial Piston PumpsY. Alper, R. Eshel, D. Wolf 671
Turbomachinery Efficiency Predictions - Centrifugal Pumps ApplicationsG.S. Heifetz, A. Friedman 674
About Lower Boundary of Gauss Distribution ApplicabilityA. Bolotnikov 680
Recirculation at Impeller Outlet of a Centrifugal PumpS. Yedidiah 683
TBROW - A CFD Tool For Turbomachinery DesignA. Arkadyev, D. Adler, P. Bar-Yoseph 687
Applications of Rapid Prototyping in Centrifugal Pump Design in Relation to Product DevelopementCycle Reduction
L.Nelik 690Investigation of a Combined Cycle Plant Using Coal
Y.M. Timnat, Y. Goldman 696
CHAPTER 37 Vibrations
Decomposition of Double-Component Vibration SignalsM. Feldman, S.Braun 700
Passive Vibroinsulation Systems - Design SimplificationsI. Kamovsky, V. Spivakovsky 703
Finite Element Modeling and Analysis of Rotordynamic SystemsY.J. Kligerman, M.S. Darlow 706
Study of Working Regimes ofVibroplatesL. Brindeu, N. Herisanu 709
Frequency-Spatial Anisotropy of Vibrations on the Surface of a GearboxY. Mikhlin, Y. Segal 712
Analysis of Friction Oscillations Based on Experiments on Bow-String InteractionV.Gorfinkel 715
Computational Simulation of Run-Away-Escapement MechanismA. Zehavi, Y. Rinott, I. Barkon 721
Vibration Analysis of Elastic-Viscoelastic StructuresR.G. Szumski, I. Green 724
A New Method for Sum of Principal Strain DeterminationP.D. Barsanescu 727
Method and Equipment for Flexibility and Geometric Deviation Measurement for the Blades of OneLarge Wind Turbine
T.Gh. Cioara, L. Bereteu, D.D. Dragomir 729
AUTHORS INDEX 732
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