Titul page

STUDY OF THE INFLUENCE OF THE COMPRESSION RATIO OF FOUR STROKE DIESEL ENGINE
Nikolov V., K. Ambarev ... 3

ANALYSIS OF SYSTEMS FOR CONTROL OF ENERGY EFFICIENCY OF MOBILE MACHINES
Stancheva N., V. Petrov ... 7

METHOD OF INVESTIGATION OF THE EFFICIENCY OF ROAD TRAINS ON HIGHWAY THROUGH AN ADVANCED COMMUNICATION SYSTEM
Hlebarski A., E. Dimitrov, L. Kunchev L. ... 11

AN AUTOMATED OPTIMIZATION USING GRAPH THEORY
Stoilova S., K. Nedelchev ... 17

APPLICATION OF THE MOBILE SATELLITE NAVIGATION SYSTEM TO STUDY THE MOVEMENT OF THE ROAD TRAIN
Stoilova S, L. Kunchev ... 23

EMISSIONS AND PERFORMANCE OF A SINGLE CYLINDER CFR CETANE ENGINE USING BIODIESEL WATER EMULSION
Orak E., Y. Karagöz, O. Aksoy, N. Akgün, M. Özkan ... 31

EFFECT OF H2+ O2 GAS MIXTURE ADDITION ON EMISSONS AND PERFORMANCE OF AN SI ENGINE
Karagoz Y. E. Orak, T. Sandalci, M. Uluturk ... 38

TEST BENCH WITH AFM AND STM MODULES FOR WEAR RESEARCHES PASSANGERS CAR SUSPENSIONS ELEMENTS
Wozniak M., G. Ozuna, P. De La Fuente, P. Jozwiak, Z. Pawelski ... 43

DEVELOPMENT OF STORAGE BASE AT THE PORT OF VARNA AS "A DRY PORT" - A PART OF PORT LOGISTICS CENTRES IN THE REPUBLIC OF BULGARIA
Gancheva Y. ... 46

DESIGN AND PRODUCTION OF SELECTED PARTS OF STUDENT'S CAR BY USING OF DFMA AND LEAN DESIGN METHODS
Potoczky Sl., P. Cerkala ... 50

LASER WELDING OF TITANIUM ALLOY TI6AL4V USING A DISK LASER
Lisiecki Al. ... 53

HIGH POWER DIRECT DIODE LASER CLADDING OF STELLITE 6 +WC COATINGS
Janicki D. ... 57

AN ANALYSIS OF CONTACT ELEMENTS OF FOUNDATION STRUCTURES
Máleková V., Jendzelovský ... 61

STUDY OF THE INFLUENCE OF THE ELEMENTS OF REGIME CUTTING FORCE COMPONENT ON, TURNING ROUND BLADE
Angelov Iv.; V. Dimitrov ... 66

FORMATION OF THE CRYSTALLIZATION CENTRES OF PROEUTECTOID CONSTITUENTS AT COOLING OF METAL MELT
Posstnikov V. ... 74

DEVELOPMENT OF THE THEORY AND PRODUCTION TECHNOLOGY OF MACHINE-BUILDING PARTS FROM POWDER MATERIALS
Ryabicheva L. ... 79

ENDOMODIFICATION OF MAGNESIUM ALLOYS WITH PROCESS SCRAP
Fajkiel A., P. Dudek, T. Regula, M. Lech-Grega ... 81

NUMERICAL MODELING AND INVESTIGATION OF ISOTHERMAL ANNEALING PROCESS
Stavrev D., V. Shtarbakov ... 85

ENVIRONMENTAL TECHNOLOGIES OF RECLAMATION OF TAILINGS PONDS
Bosák, M., M. Majerník, P. Andrejovský, Z.. Hajduová, M. Andrejkovic, R. Turisová ... 89

ELECTRICITY GENERATION USING VIBROACOUSTIC COUPLING BETWEEN END PLATE VIBRATIONS AND INTERNAL SOUND FIELD OF CYLINDRICAL STRUCTURE
Moriyama H., A. Kojima, Y. Oshinoya ... 92

EVALUATION OF COMMERCIAL TOOLS FOR MACHINING SPECIAL-ALLOY HADFIELD STEEL
Kuljanic E., M. Sortino, G. Totis, F. Prosperi ... 96

MODELLING OF MELT BATH AT PULSING LASER TREATMENT OF A METAL SURFACE
Posstnikov V., Votinov ... 100