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					7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

CONTENTS
PREFACE ............................................................................................................................................................... 9 PLENARY SESSION ..............................................................................................................................11 BOKOR, J. – GÁSPÁR, P. (Hungary) MIXED H2/Hinf CONTROL DESIGN FOR FLEXIBLE STRUCTURES............................................................. 13 LUGNER, P. -.HEINZL, PH. – PLÖCHL, M. (Austria) YAW MOMENT CONTROL OF A PASSENGER CAR BY UNILATERAL BRAKING OR STEERING ............................................................................................................................................................ 23 FRANK, P. – PALKOVICS, L. – GIANONE, L. (Hungary) APPLICATION OF THE WHEEL SPEED INFORMATION FOR CONTROLLING VE HICLE CHASSIS SYSTEMS ................................................................................................................................ 35 KUTI, I. (Hungary) A THEORETICAL DESCRIPTION OF VEHICLE MOTIONS INCLUDEING ELASTIC VIBRATIONS .................................................................................................................................................................... 45 ROHÁCS, J. (Hungary) BIFURCATION ANALYSIS OF AIRCRAFT POSTSTALL MOTION .............................................................. 53 SWIHART, D. - EBERHARDT, R. – BRANNSTRÖM, B. (USA - Sweden) DEVELOPMENT OF AN AUTOMATIC AIR COLLISION AVOIDANCE SYSTEM (ACAS) ................................. 77 TRUE, H. – ASMUND, R. (Denmark) ON THE DYNAMICS OF A RAILWAY WHEELSET WITH DRY FRICTION DAMPING ............................ 83 ZOBORY, I. – REIMERDES, H.G. – BÉKEFI, E. – MARSOLEK, J. – NÉMETH, I. (Hungary - Germany) LONGITUDINAL DYNAMICS OF TRAIN COLLISIONS – CRASH ANALYSIS ........................................... 89 SESSION FOR DYNAMICS, IDENTIFICATION AND ANOMALIES OF RAILWAY VEHICLES .................................................................................................................................... 111 ZOLLER, V. – ZOBORY, I. (Hungary) ANALYSIS OF RAILWAY TRACK DYNAMICS BY USING WINKLER MODEL WITH INITIAL GEOMETRICAL IRREGULARITY ................................................................................................... 113 IVANTCHENKO, I. (Russia) ANALYTICAL STUDY ON DYNAMICS INTERACTION BETWEEN VEHICLES AND VIADUCTS AT HIGH SPEED RAILWAY ....................................................................................................... 119 KUMANIECKA, A. – BOGACZ, R. – NIZIOL, J. (Poland) DYNAMICAL ANALYSIS OF THE CATENARY AND PANTOGRAPH SYSTEM ...................................... 129 PRACIK, M. – FURMANIK, K. (Poland) SOME PROBLEMS OF MODELLING AND COMPUTER SIMULATION OF THE PANTOGRAPH AND SUPPLY CONTACT WIRE CO-OPERATION .......................................................................... 137 BIRKEDAL-NIELSEN, J. – TRUE, H. (Denmark) A POLYNOMIAL APPROACH TO CONTACT MECHANICS ....................................................................... 145 CHUDZIKIEWICZ, A. – MYSLINSKI, A. (Poland) WHEEL-RAIL CONTACT PROBLEM WITH WEAR AND HEAT FLOW .................................................... 149 SZABÓ, A. – ZOBORY, I. (Hungary) ON SIMULATION OF WHEEL/RAIL WEAR IN METRO OPERATION ....................................................... 157 DROZDZIEL, J.- SOWINSKI, B. (Poland) WHEELSET-TRACK INTERACTION INFLUENCED BY VARIABLE RAIL PROFILE .............................. 171 LIEBIG, S. – KISS, Z. – QUARZ, V. (Germany - Hungary) PREDICTION OF WHEEL-WEAR BY MEANS OF MULTIBODY-SYSTEM SIMULATION .............................. 179

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

BOURTCHAK, H. – VINNIK, L. (Russia) DYNAMICS OF RAILWAY VEHICLE WITH WHEELSETS OF DIFFERENTIAL ROTATION IN PRESENCE OF ANY ANOMALIES OF RAILWAY TRACK AND WHEEL .................................. 185 GHITA, E. (Romania) A FINITE ELEMENT ANALYSIS OF A LOCOMOTIVE’S DRIVING AXLE ............................................... 195 MILUTINOVIĆ, D. – RADOSAVLJEVIĆ, A. – BECEJAC, L. (Yugoslavia) ON RUNNING AND THERMAL LOADS OF BLOCK-BRAKED SOLID WHEELS IN OPERATION AT THE YUGOSLAVIAN RAILWAYS .................................................................................... 203 COPACI, I. – BALAŞ, M. (Romania) THE STUDY UPON THE TRANSMITTED FORCES AND STRESSES WHICH APPEAR DURING THE FREIGHT CAR BUFFING ........................................................................................................ 211 ORLOVA, A. – SOLOVJEV, V. (Russia) THE CHOICE OF CONSTRUCTION SCHEME AND PARAMETERS OF AXLEBOX SUSPENSION BOGIE FOR RUSSIAN RAILWAYS ........................................................................................ 219 SILIN, V.S. – BORONENKO, Y.P. (RussiaA) THE DEVELOPMENT OF ADVANCED SERIES OF NEW GENERATION FREIGHT BOGIES’ TYPES FOR 1520MM GAUGE ......................................................................................................... 227 ORLOVA, A. (Russia) THE REFINED LINEAR MODEL OF WHEELSET ON TRACK MOTION ................................................... 233 BITIUTSKY, A.A. – SVESHNIKOV, L.A. – SAPOZHNIKOV, A.N. – SAVUSHKIN, R.A. (Russia) THE IMPROVEMENT OF UNDERGROUND VEHICLES BOGIE CONSTRUCTION ................................. 241 PSHIN’KO, A. – BLOKHIN, E. – MYAMLIN, S. (Ukraine) THE INFLUENCE OF THE LENGTH OF HORIZONTAL AND VERTICAL IRREGULARITIES OF RAILWAY TRACK ON DYNAMIC LOADING OF AN OPEN WAGON .............................. 247 SZOLC, T. (Poland) MEDIUM FREQUENCY DYNAMIC ANALYSIS OF VARIOUS DESIGNS OF THE HIGHSPEED RAILWAY BOGIES .............................................................................................................................. 255 CLAUS, H. (Germany) ON DYNAMICS OF RADIALELASTIC RAILWAY WHEELSETS ................................................................ 263 VOLF, B. – ONDROUCH, J. (Czech Republic) RAILWAY BOGIE WITH HIGHER DYNAMIC STIFFNESS ......................................................................... 271 KOBISHANOV, V. – TATARINTSEV, V. – EGORENKOV, A. (Russia) INCREASING THE FATIGUE LIFE OF THE METRO CARS SPINTONG BOGIE FRAMES ............................... 279 KALINČÁK, D. – KRŠKO, J. (Slovakia) SOME RESULTS OF THE EVALUATION OF THE EXCITATION INPUTS TO RAILWAY VEHICLES MEASURED DURING RUN ON THE REAL TRACK ................................................................. 287 NAGY, V. – BOZÓKY, L. – JÁSZAI, I. (Hungary) RESEARCH ON RUNNING OF RAILWAY VEHICLES’ BOGIES................................................................. 295 NÉMETH, I. – ZOBORY, I. (Hungary) IDENTIFICATION OF STRUCTURAL DAMPING IN RAILWAY DISC BRAKE SUSPENSION SYSTEMS ................................................................................................................................................. 303 SESSION FOR DYNAMICS, IDENTIFICATION AND ANOMALIES OF ROAD VEHICLES ............................................................................................................................................. 315 STEIN, G.J. – MÚČKA, P. (Slovakia) HOW TO TRAVERSE THROUGH THE SO CALLED “ROLLETE” ON ROAD CROSSINGS.............................. 317 BRINDEU, L. – SILAŞ, GH. – TOADER, M. – HERIŞANU, N. (Romania) STUDY OF THE COLLISION VEHICLE-PEDESTRIAN IN THE TRAFFIC ACCIDENT ............................ 325 BRINDEU, L. – POPA, C. – STEFAN, C. – HEGEDŰS, A. (Romania) IDENTIFICATION OF HUMAN BODY MODEL SITTING ON A VEHICLE CHAIR .................................. 333

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

TOADER, M. - SILAŞ, GH. – BRINDEU, L. – CHIRIAC, A. (Romania) A REAL-TIME ESTIMATION METHOD FOR THE TIRE-ROAD FRICTION COEFFICIENT ............................. 339 PÉTER, T. – ZIBOLEN, E.. (Hungary) CORRELATION ANALYSIS AND CONTROL OF SPATIAL VEHICLE VIBRATIONAL SYSTEM FOR DESIGN OF HIGH-COMFORT VEHICLES ................................................................................... 347 PONCYLIUSZ, M. (Poland) THE POSSIBILITIES OF MODELLING OF TRACK DOZER TRACTION PERFORMANCES DURING UNSTEADY MOVEMENT BY MEANS OF MATHEMATICAL MODEL ...................... 359 PIENIĄŻEK, A. – PIENIĄŻEK, W. (Poland) THE ANALYTICAL RESEARCH OF RESPONSE OF THE CAR WITH FREEDOM TO ROLL ON STOCHASTIC STEERING INPUT .................................................................................................. 367 VALÁŠEK, M. – SCHWARTZ, W. – STEINBAUER, P. – VACULÍN, O. – ŠIKA, Z. (Czech Republic - Germany) PROTOTYPE IMPLEMENTATIONS OF SEMI-ACTIVE ROAD-FRIENDLY TRUCK SUSPENSIONS .......................................................................................................................................................... 373 GÁSPÁR, P. – BOKOR, J. – PALKOVICS, L. – SZÁSZI, I. (Hungary) VISUAL DETECTION OF LANE GEOMETRY AND OBSTACLES TO ENHANCE VEHICLE’S SAFETY .............................................................................................................................................. 383 WAHL, I. – SZEPESSY, I. – JÁNOSI, I. (Hungary) ELECTRIC POWER ASSISTED STEERING SYSTEM MODELLING FOR CONTROL DESIGN .................................................................................................................................................................... 391 FRANK, P. – MONTVAI, CS. – STÉPÁN, G. (Hungary) TRANSIENT MODEL FOR PURE SLIP ........................................................................................................... 399 KISS, P. – LAIB, L. (Hungary) DETERMINATION OF THE OFF-ROAD VEHICLE ENERGY BALANCE BY DYNAMIC MODE .................................................................................................................................................................. 407 SESSION FOR DYNAMICS, IDENTIFICATION AND ANOMALIES OF FLYING/FLOATING VEHICLES................................................................................................................... 415 GAUSZ, T. (Hungary) NON-LINEAR DYNAMICS OF HELICOPTER ROTOR BLADES ................................................................. 417 DRAGOVIĆ, T. – KOSTIĆ, I. (Yugoslavia) LIMIT LOADING AND WING FREQUENCY TESTS OF THE COMPOSITE VUK-T SAILPLANES .............................................................................................................................................................. 429 FAZAKAS, G. – GAUSZ, T. – SZŐKE, D. (Hungary) SIMULATION OF THE AEROELASTIC MOTION OF AN AIRCRAFT WING ............................................ 437 POKORÁDI, L. (Hungary) FUZZY TECHNIQUES IN THE AIRCRAFT ENGINEERING......................................................................... 443 SÁNTA, I. (Hungary) MATHEMATICAL MODELLING OF AXIAL COMPRESSORS .................................................................... 449 VERESS, Á. (Hungary) MATHEMATICAL MODEL OF TRANSONIC AXIAL COMPRESSOR STAGE........................................... 457 AILER, P. (Hungary) NON-LINEAR MATHEMATICAL MODELING AND CONTROL DESIGN DEVELOPED FOR GAS TURBINE ........................................................................................................................................... 465 SZILÁGYI, D. (Hungary) AERODYNAMICAL INVESTIGATION OF THE COAXIAL ROTOR SYSTEMS ........................................ 473 BÉKÉSI, B. – SZEGEDI, P. (Hungary) HISTORY OF ACTIVE X-FLYERS PROGRAMME ........................................................................................ 481 ENDRŐCZI, G. – MAKAI, GY. – SÁRI, J. (Hungary) CONDITION MONITORING OF MI-8 HELICOPTER ROTOR BLADES WITH STATISTICAL ENERGY ANALYSIS ............................................................................................................................ 491

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

SACHS, G. – SPERL, R. (Germany) SPEED CONTROL PROPERTIES IN TRAJECTORY FOLLOWING USING TUNNEL-INTHE-SKY DISPLAYS......................................................................................................................................... 495 HOLZAPFEL, F. – ZÄHRINGER, CH. – SACHS, G. (Germany) CONCEPTION OF AN EFFICIENT COMPUTATIONAL ENVIRONMENT FOR AIRCRAFT DYNAMICS AND CONTROL RESEARCH ........................................................................................ 507 MORAVSZKI, CS. – SACHS, G. (Hungary - Germany) PREDICTIVE HEAD UP DISPLAY FOR ALTITUDE CONTROL AT HIGH SPEED ................................... 515 SESSION FOR VEHICLE CONTROL THEORY AND INTERDISCIPLINARY SCIENCES .............................. 523 GEDEON, J. (Hungary) ON THE CHARACTER OF CHAOTIC PLANE FORMS AND SURFACES ................................................... 525 SZŐKE, D. (Hungary) THE RELATIONSHIP BETWEEN THE RELATIVE PHASE AND COHERENCE FUNCTIONS IN CASE OF ROAD SURFACE REALISATIONS ............................................................................... 533 FAZEKAS, F. (Hungary) MATRIX ANALYSIS OF DIFFERENTIAL & INTEGRAL EQUATIONS FOR VARIOUS DYNAMICAL SYSTEMS .................................................................................................................................. 547 BÉDA, P.B. (Hungary) A SIMPLE FEEDBACK FOR THE ATTITUDE CONTROL CONTROL OF SATELLITES .......................... 555 NIKOLIĆ, V. – PAJOVIĆ (RISTIĆ), D. (Yugoslavia) DESIGN OF THE OPTIMAL CONTROLLER BASED ON THE POLYNOMIAL SYSTEM MODEL ............................................................................................................................................................... 563 STEIN, G.J. (Slovakia) SOME NOTES ON POWER FLOW IN SIMPLE ACTIVE VIBRATION CONTROL SYSTEMS ................................................................................................................................................................... 571 NIKOLIĆ, V. – NESTROVIĆ, T. (Yugoslavia) DESIGN OF DIGITAL TRACKING SYSTEM AND SELF-TUNING REGULATOR FOR A FOURTH-ORDER VEHICLE MODEL .............................................................................................................. 581 NIKOLIĆ, V. – ALEKSIĆ, K. (Yugoslavia) SLIDE MODE OBSERVERS FOR FAULT DETECTION AND THEIRS APPLICATION TO AN INVERTED PENDULUM WITH CHART .................................................................................................. 589 SZABOLCSI, R. (Hungary) AUTOMATIC FLARE CONTROL SYSTEM OF THE AIRCRAFT................................................................. 597 BALAS, M. (Romania) THE IMPOSED DISTANCE BRAKING OF THE RAILWAY ......................................................................... 605 KEREKES, E. (Hungary) FATIGUE EXAMINATION OF WELD SEAMS ............................................................................................... 613 PERJÉSI, I. (Hungary) FRICTIONAL LOSSES OF PISTON RINGS AND CYLINDER LINERS IN INTERNAL COMBUSTION ENGINES ................................................................................................................................. 621 KEREKES, E. – PETROVICS, J. (Hungary) FATIGUE ESTIMATION FOR BEAM STRUCTURES USING BS5400 ......................................................... 627 SPONSORS ........................................................................................................................................... 635

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

PLENARY SESSION

BOKOR, J. – GÁSPÁR, P. (Hungary) MIXED H2/Hinf CONTROL DESIGN FOR FLEXIBLE STRUCTURES............................................................. 13 LUGNER, P. -.HEINZL, PH. – PLÖCHL, M. (Austria) YAW MOMENT CONTROL OF A PASSENGER CAR BY UNILATERAL BRAKING OR ADDITIONAL STEERING ................................................................................................................................... 23 FRANK, P. – PALKOVICS, L. – GIANONE, L. (Hungary ) APPLICATION OF THE WHEEL SPEED INFORMATION FOR CONTROLLING VEHICLE CHASSIS SYSTEMS ................................................................................................................................ 35 KUTI, I. (Hungary) A THEORETICAL DESCRIPTION OF VEHICLE MOTIONS INCLUDEING ELASTIC VIBRATIONS .................................................................................................................................................................... 45 ROHÁCS, J. (Hungary) BIFURCATION ANALYSIS OF AIRCRAFT POSTSTALL MOTION .............................................................. 53 SWIHART, D. - EBERHARDT, R. – BRANNSTRÖM, B. (USA - Sweden) DEVELOPMENT OF AN AUTOMATIC AIR COLLISION AVOIDANCE SYSTEM (ACAS) ................................. 77 TRUE, H. – ASMUND, R. (Denmark) ON THE DYNAMICS OF A RAILWAY WHEELSET WITH DRY FRICTION DAMPING ............................ 83 ZOBORY, I. – REIMERDES, H.G. – BÉKRFI, E. – MARSOLEK, J. – NÉMETH, I. (Hungary - Germany) LONGITUDINAL DYNAMICS OF TRAIN COLLISIONS – CRASH ANALYSIS ........................................... 89

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

SESSION FOR DYNAMICS, IDENTIFICATION AND ANOMALIES OF

RAILWAY VEHICLES

ZOLLER, V. – ZOBORY, I. (Hungary) ANALYSIS OF RAILWAY TRACK DYNAMICS BY USING WINKLER MODEL WITH INITIAL GEOMETRICAL IRREGULARITY ................................................................................................... 113 IVANTCHENKO, I. (Russia) ANALYTICAL STUDY ON DYNAMICS INTERACTION BETWEEN VEHICLES AND VIADUCTS AT HIGH SPEED RAILWAY ....................................................................................................... 119 KUMANIECKA, A. – BOGACZ, R. – NIZIOL, J. (Poland) DYNAMICAL ANALYSIS OF THE CATENARY AND PANTOGRAPH SYSTEM ...................................... 129 PRACIK, M. – FURMANIK, K. (Poland) SOME PROBLEMS OF MODELLING AND COMPUTER SIMULATION OF THE PANTOGRAPH AND SUPPLY CONTACT WIRE CO-OPERATION .......................................................................... 137 BIRKEDAL-NIELSEN, J. – TRUE, H. (Denmark) A POLYNOMIAL APPROACH TO CONTACT MECHANICS ....................................................................... 145 CHUDZIKIEWICZ, A. – MYSLINSKI, A. (Poland) WHEEL-RAIL CONTACT PROBLEM WITH WEAR AND HEAT FLOW .................................................... 149 SZABÓ, A. – ZOBORY, I. (Hungary) ON SIMULATION OF WHEEL/RAIL WEAR IN METRO OPERATION ....................................................... 157 DROZDZIEL, J.- SOWINSKI, B. (Poland) WHEELSET-TRACK INTERACTION INFLUENCED BY VARIABLE RAIL PROFILE .............................. 171 LIEBIG, S. – KISS, Z. – QUARZ, V. (Germany - Hungary) PREDICTION OF WHEEL-WEAR BY MEANS OF MULTIBODY-SYSTEMSIMULATION ..................................................................................................................................................... 179 BOURTCHAK, H. – VINNIK, L. (Russia) DYNAMICS OF RAILWAY VEHICLE WITH WHEELSETS OF DIFFERENTIAL ROTATION IN PRESENCE OF ANY ANOMALIES OF RAILWAY TRACK AND WHEEL .................................. 185 GHITA, E. (Romania) A FINITE ELEMENT ANALYSIS OF A LOCOMOTIVE’S DRIVING AXLE ............................................... 195 MILUTINOVIĆ, D. – RADOSAVLJEVIĆ, A. – BECEJAC, L. (Yugoslavia) ON RUNNING AND THERMAL LOADS OF BLOCK-BRAKED SOLID WHEELS IN OPERATION AT THE YUGOSLAVIAN RAILWAYS .................................................................................... 203 COPACI, I. – BALAŞ, M. (Romania) THE STUDY UPON THE TRANSMITTED FORCES AND STRESSES WHICH APPEAR DURING THE FREIGHT CAR BUFFING ........................................................................................................ 211 ORLOVA, A. – SOLOVJEV, V. (Russia) THE CHOICE OF CONSTRUCTION SCHEME AND PARAMETERS OF AXLEBOX SUSPENSION BOGIE FOR RUSSIAN RAILWAYS ........................................................................................ 219 SILIN, V.S. – BORONENKO, Y.P. (RussiaA) THE DEVELOPMENT OF ADVANCED SERIES OF NEW GENERATION FREIGHT BOGIES’ TYPES FOR 1520MM GAUGE ......................................................................................................... 227 ORLOVA, A. (Russia) THE REFINED LINEAR MODEL OF WHEELSET ON TRACK MOTION ................................................... 233 BITIUTSKY, A.A. – SVESHNIKOV, L.A. – SAPOZHNIKOV, A.N. – SAVUSHKIN, R.A. (Russia) THE IMPROVEMENT OF UNDERGROUND VEHICLES BOGIE CONSTRUCTION ................................. 241 PSHIN’KO, A. – BLOKHIN, E. – MYAMLIN, S. (Ukraine) THE INFLUENCE OF THE LENGTH OF HORIZONTAL AND VERTICAL IRREGULARITIES OF RAILWAY TRACK ON DYNAMIC LOADING OF AN OPEN WAGON .............................. 247

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

SZOLC, T. (Poland) MEDIUM FREQUENCY DYNAMIC ANALYSIS OF VARIOUS DESIGNS OF THE HIGHSPEED RAILWAY BOGIES .............................................................................................................................. 255 CLAUS, H. (Germany) ON DYNAMICS OF RADIALELASTIC RAILWAY WHEELSETS ................................................................ 263 VOLF, B. – ONDROUCH, J. (Czech Republic) RAILWAY BOGIE WITH HIGHER DYNAMIC STIFFNESS ......................................................................... 271 KOBISHANOV, V. – TATARINTSEV, V. – EGORENKOV, A. (Russia) INCREASING THE FATIGUE LIFE OF THE METRO CARS SPINTONG BOGIE FRAMES ............................... 279 KALINČÁK, D. – KRŠKO, J. (Slovakia) SOME RESULTS OF THE EVALUATION OF THE EXCITATION INPUTS TO RAILWAY VEHICLES MEASURED DURING RUN ON THE REAL TRACK ................................................................. 287 NAGY, V. – BOZÓKY, L. – JÁSZAI, I. (Hungary) RESEARCH ON RUNNING OF RAILWAY VEHICLES’ BOGIES................................................................. 295 NÉMETH, I. – ZOBORY, I. (Hungary) IDENTIFICATION OF STRUCTURAL DAMPING IN RAILWAY DISC BRAKE SUSPENSION SYSTEM ................................................................................................................................................... 303

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

SESSION FOR DYNAMICS, IDENTIFICATION AND ANOMALIES OF

ROAD VEHICLES
STEIN, G.J. – MÚČKA, P. (Slovakia) HOW TO TRAVERSE THROUGH THE SO CALLED “ROLLETE” ON ROAD CROSSINGS.............................. 317 BRINDEU, L. – SILAŞ, GH. – TOADER, M. – HERIŞANU, N. (Romania) STUDY OF THE COLLISION VEHICLE-PEDESTRIAN IN THE TRAFFIC ACCIDENT ............................ 325 BRINDEU, L. – POPA, C. – STEFAN, C. – HEGEDŰS, A. (Romania) IDENTIFICATION OF HUMAN BODY MODEL SITTING ON A VEHICLE CHAIR .................................. 333 TOADER, M. - SILAŞ, GH. – BRINDEU, L. – CHIRIAC, A. (Romania) A REAL-TIME ESTIMATION METHOD FOR THE TIRE-ROAD FRICTION COEFFICIENT ............................. 339 PÉTER, T. – ZIBOLEN, E.. (Hungary) CORRELATION ANALYSIS AND CONTROL OF SPATIAL VEHICLE VIBRATIONAL SYSTEM FOR DESIGN OF HIGH-COMFORT VEHICLES ................................................................................... 347 PONCYLIUSZ, M. (Poland) THE POSSIBILITIES OF MODELLING OF TRACK DOZER TRACTION PERFORMANCES DURING UNSTEADY MOVEMENT BY MEANS OF MATHEMATICAL MODEL ...................... 359 PIENIĄŻEK, A. – PIENIĄŻEK, W. (Poland) THE ANALYTICAL RESEARCH OF RESPONSE OF THE CAR WITH FREEDOM TO ROLL ON STOCHASTIC STEERING INPUT .................................................................................................. 367 VALÁŠEK, M. – SCHWARTZ, W. – STEINBAUER, P. – VACULÍN, O. – ŠIKA, Z. (Czech Republic - Germany) PROTOTYPE IMPLEMENTATIONS OF SEMI-ACTIVE ROAD-FRIENDLY TRUCK SUSPENSIONS .......................................................................................................................................................... 373 GÁSPÁR, P. – BOKOR, J. – PALKOVICS, L. – SZÁSZI, I. (Hungary) VISUAL DETECTION OF LANE GEOMETRY AND OBSTACLES TO ENHANCE VEHICLE’S SAFETY .............................................................................................................................................. 383 WAHL, I. – SZEPESSY, I. – JÁNOSI, I. (Hungary) ELECTRIC POWER ASSISTED STEERING SYSTEM MODELLING FOR CONTROL DESIGN .................................................................................................................................................................... 391 FRANK, P. – MONTVAI, CS. – STÉPÁN, G. (Hungary) TRANSIENT MODEL FOR PURE SLIP ........................................................................................................... 399 KISS, P. – LAIB, L. (Hungary) DETERMINATION OF THE OFF-ROAD VEHICLE ENERGY BALANCE BY DYNAMIC MODE .................................................................................................................................................................. 407

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

SESSION FOR DYNAMICS, IDENTIFICATION AND ANOMALIES OF

FLYING/FLOATING VEHICLES
GAUSZ, T. (Hungary) NON-LINEAR DYNAMICS OF HELICOPTER ROTOR BLADES ................................................................. 417 DRAGOVIĆ, T. – KOSTIĆ, I. (Yugoslavia) LIMIT LOADING AND WING FREQUENCY TESTS OF THE COMPOSITE VUK-T SAILPLANES .............................................................................................................................................................. 429 FAZAKAS, G. – GAUSZ, T. – SZŐKE, D. (Hungary) SIMULATION OF THE AEROELASTIC MOTION OF AN AIRCRAFT WING ............................................ 437 POKORÁDI, L. (Hungary) FUZZY TECHNIQUES IN THE AIRCRAFT ENGINEERING......................................................................... 443 SÁNTA, I. (Hungary) MATHEMATICAL MODELLING OF AXIAL COMPRESSORS .................................................................... 449 VERESS, Á. (Hungary) MATHEMATICAL MODEL OF TRANSONIC AXIAL COMPRESSOR STAGE........................................... 457 AILER, P. (Hungary) NON-LINEAR MATHEMATICAL MODELING AND CONTROL DESIGN DEVELOPED FOR GAS TURBINE ........................................................................................................................................... 465 SZILÁGYI, D. (Hungary) AERODYNAMICAL INVESTIGATION OF THE COAXIAL ROTOR SYSTEMS ........................................ 473 BÉKÉSI, B. – SZEGEDI, P. (Hungary) HISTORY OF ACTIVE X-FLYERS PROGRAMME ........................................................................................ 481 ENDRŐCZI, G. – MAKAI, GY. – SÁRI, J. (Hungary) CONDITION MONITORING OF MI-8 HELICOPTER ROTOR BLADES WITH STATISTICAL ENERGY ANALYSIS ............................................................................................................................ 491 SACHS, G. – SPERL, R. (Germany) SPEED CONTROL PROPERTIES IN TRAJECTORY FOLLOWING USING TUNNEL-INTHE-SKY DISPLAYS......................................................................................................................................... 495 HOLZAPFEL, F. – ZÄHRINGER, CH. – SACHS, G. (Germany) CONCEPTION OF AN EFFICIENT COMPUTATIONAL ENVIRONMENT FOR AIRCRAFT DYNAMICS AND CONTROL RESEARCH ........................................................................................ 507 MORAVSZKI, CS. – SACHS, G. (Hungary - Germany) PREDICTIVE HEAD UP DISPLAY FOR ALTITUDE CONTROL AT HIGH SPEED ................................... 515

7TH MINI CONF. ON VEHICLE SYSTEM DYNAMICS, IDENTIFICATION AND ANOMALIES, BUDAPEST, NOV. 6-8, 2000

SESSION FOR VEHICLE CONTROL THEORY AND INTERDISCIPLINARY SCIENCES
GEDEON, J. (Hungary) ON THE CHARACTER OF CHAOTIC PLANE FORMS AND SURFACES ................................................... 525 SZŐKE, D. (Hungary) THE RELATIONSHIP BETWEEN THE RELATIVE PHASE AND COHERENCE FUNCTIONS IN CASE OF ROAD SURFACE REALISATIONS ............................................................................... 533 FAZEKAS, F. (Hungary) MATRIX ANALYSIS OF DIFFERENTIAL & INTEGRAL EQUATIONS FOR VARIOUS DYNAMICAL SYSTEMS .................................................................................................................................. 547 BÉDA, P.B. (Hungary) A SIMPLE FEEDBACK FOR THE ATTITUDE CONTROL CONTROL OF SATELLITES .......................... 555 NIKOLIĆ, V. – PAJOVIĆ (RISTIĆ), D. (Yugoslavia) DESIGN OF THE OPTIMAL CONTROLLER BASED ON THE POLYNOMIAL SYSTEM MODEL ............................................................................................................................................................... 563 STEIN, G.J. (Slovakia) SOME NOTES ON POWER FLOW IN SIMPLE ACTIVE VIBRATION CONTROL SYSTEMS ................................................................................................................................................................... 571 NIKOLIĆ, V. – NESTROVIĆ, T. (Yugoslavia) DESIGN OF DIGITAL TRACKING SYSTEM AND SELF-TUNING REGULATOR FOR A FOURTH-ORDER VEHICLE MODEL .............................................................................................................. 581 NIKOLIĆ, V. – ALEKSIĆ, K. (Yugoslavia) SLIDE MODE OBSERVERS FOR FAULT DETECTION AND THEIRS APPLICATION TO AN INVERTED PENDULUM WITH CHART .................................................................................................. 589 SZABOLCSI, R. (Hungary) AUTOMATIC FLARE CONTROL SYSTEM OF THE AIRCRAFT................................................................. 597 BALAS, M. (Romania) THE IMPOSED DISTANCE BRAKING OF THE RAILWAY ......................................................................... 605 KEREKES, E. (Hungary) FATIGUE EXAMINATION OF WELD SEAMS ............................................................................................... 613 PERJÉSI, I. (Hungary) FRICTIONAL LOSSES OF PISTON RINGS AND CYLINDER LINERS IN INTERNAL COMBUSTION ENGINES ................................................................................................................................. 621 KEREKES, E. – PETROVICS, J. (Hungary) FATIGUE ESTIMATION FOR BEAM STRUCTURES USING BS5400 ......................................................... 627


				
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