Analele Universităţii „Constantin Brâncuşi” din Târgu Jiu Annals of PDF
Preview Analele Universităţii „Constantin Brâncuşi” din Târgu Jiu Annals of
Universitatea „Constantin Brâncuşi” din Târgu Jiu „Constantin Brâncuşi” University of Târgu Jiu Analele Universităţii „Constantin Brâncuşi” din Târgu Jiu Annals of „Constantin Brâncuşi” University of Târgu Jiu SERIA INGINERIE ENGINEERING SERIES NR.3/2017 ISSUE 3/2017 EDITURA „ACADEMICA BRÂNCUŞI” „ACADEMICA BRÂNCUŞI” PUBLISHER ISSN 1842-4856 Colegiul redactional Redactor sef: Prof. univ. dr. ing. Cristinel Racoceanu, Universitatea „Constantin Brâncusi” din Tg-Jiu, Romania Colegiul de redactie: Prof. univ. dr. Ion Paraschivoiu, Ecole Polytechnique de Montreal, Canada Prof. univ. dr. George Metaxas, Tehnological Education Institute of Praeus, Grecia Prof. assoc. Kurtzelin Evtim Ruytchov, Mining and Geology University Sofia, Bulgaria Prof. assoc. Stefan Dimovsky, Mining and Geology University Sofia, Bulgaria Prof. univ. dr. Liliana Luca, Universitatea „Constantin Brâncusi” din Târgu-Jiu, Romania Prof. univ. dr. Stefan Ghimisi, Universitatea „Constantin Brâncusi” din Târgu-Jiu, Romania Prof. univ. dr. Mihai Cruceru, Universitatea „Constantin Brâncusi” din Târgu-Jiu, Romania Prof. univ. dr. Luminita Popescu, Universitatea „Constantin Brâncusi” din Târgu-Jiu, Romania Prof. univ. dr. Liviu Marius Cîrtîna, Universitatea „Constantin Brâncusi” din Târgu-Jiu, Romania Conf.univ.dr.ing. Florin Grofu, Universitatea „Constantin Brâncusi” din Târgu-Jiu, Romania Editorial board Editor in Chief Professor PhD Cristinel Racoceanu, “Constantin Brâncuşi” University from Tg-Jiu, Romania Editorial Team Professor PhD Ion Paraschivoiu, Ecole Polytechnique de Montreal, Canada Professor PhD George Metaxas, Technological Education Institute of Piraeus, Greece Prof. assoc. PhD Kurtzelin Evtim Ruytchov, Mining and Geology University Sofia, Bulgaria Prof. assoc. PhDStefan Dimovsky, Mining and Geology University Sofia, Bulgaria Professor PhD Liliana Luca, “Constantin Brâncuşi” University from Tg-Jiu, Romania Professor PhD Ştefan Ghimişi, “Constantin Brâncuşi” University from Tg-Jiu, Romania Professor PhD Mihai Cruceru, Universitatea „Constantin Brâncusi” din Târgu-Jiu, Romania Professor PhD Luminiţa Popescu, “Constantin Brâncuşi” University from Tg-Jiu, Romania Professor PhD Liviu Marius Cîrţînă, “Constantin Brâncuşi” University from Tg-Jiu, Romania Prof. assoc. PhD Florin Grofu, “Constantin Brâncuşi” University from Tg-Jiu, Romania This journal (Annals) includes papers presented at the NATIONAL SCIENTIFIC CONFERENCE WITH INTERNATIONAL PARTICIPATION “CONFERENG 2017”, organized by the FACULTY OF TECHNICAL, MEDICAL AND BEHAVIORAL SCIENCES. ROMANIAN ACADEMY OF TECHNICAL SCIENCES “CONSTANTIN BRÂNCUŞI” UNIVERSITY OF TÂRGU – JIU FACULTY OF TECHNICAL, MEDICAL AND BEHAVIORAL SCIENCES NATIONAL SCIENTIFIC CONFERENCE WITH INTERNATIONAL PARTICIPATION “CONFERENG 2017” ONORARY COMMITTEE Professor PhD Florin TANASESCU, University of Bucharest, Romania, Vice-president of the Romanian Academy of Technical Sciences Professor PhD Adrian GORUN, president of "Constantin Brancusi" University Senate SCIENTIFIC COMMITTEE President: Professor PhD Monica Delia BÎCĂ, University "Constantin Brâncuşi" of Târgu-Jiu / Dean of Faculty of Technical, Medical and Behavioral Sciences Vice-president: Professor PhD Cătălin IANCU, University "Constantin Brâncuşi" of Târgu-Jiu/ Vicedean of Faculty of Technical, Medical and Behavioral Sciences Vice-president: Professor PhD Liliana LUCA, University "Constantin Brâncuşi" of Târgu-Jiu Members: Professor PhD George METAXAS, Tehnological Education Institute of Piraeus, Greece Professor PhD Panagiotis SINIORUS, Technological Education Institute of Piraeus, Greece Professor PhD Ivan MILEV, Mining and Geology University Sofia, Bulgaria Professor PhD Yury GUTSALENKO , Kharkov Polytechnic Institute, Ucraina Professor PhD Ioannis TSIAFIS, Aristotle University of Thessaloniki, Greece; Professor PhD Walter Leal FILHO, Hamburg University of Applied Sciences (HAW), Research and Transfer Centre "Applications of Life Sciences" Professor PhD Iulian POPESCU, University of Craiova, member of the Romanian Academy of Technical Sciences Professor PhD Nicolae DUMITRU, University of Craiova Professor PhD Constantin MILITARU, Polytechnic University of Bucharest Professor PhD Gilbert Rainer GILLICH, University ”Eftimie Murgu” Resita Professor PhD Eugen RĂDUCA, University ”Eftimie Murgu” Resita Professor PhD Liviu Marius CÎRTINĂ, University "Constantin Brancusi" Targu-Jiu Professor PhD Mihai CRUCERU, University "Constantin Brancusi" Targu-Jiu Professor PhD Daniela CÎRTINĂ, University "Constantin Brancusi" Targu-Jiu Professor PhD Dan DOBROTA, Lucian Blaga University of Sibiu, Sibiu, Romania Professor PhD Gheorghe GĂMĂNECI, University "Constantin Brancusi" Targu-Jiu Professor PhD Ştefan GHIMIŞI, University "Constantin Brancusi" Targu-Jiu Professor PhD Cristinel RACOCEANU, University "Constantin Brancusi" Targu-Jiu Assoc. prof. PhD Florin GROFU, University "Constantin Brancusi" Targu-Jiu Assoc. prof. PhD Mădălina BUNECI, University "Constantin Brancusi" Targu-Jiu Lecturer PhD Nicoleta MIHUŢ, University "Constantin Brancusi" Targu-Jiu Lecturer PhD Daniel CHIVU, University "Constantin Brancusi" Targu-Jiu ORGANIZING COMMITTEE President: Professor PhD Cătălin IANCU Secretary: Professor PhD Liliana LUCA Members: Professor PhD Liviu Marius CÎRŢÎNĂ Professor PhD Mihai CRUCERU Professor PhD Sorinel Ştefan GHIMIŞI Professor PhD Cristinel RACOCEANU Assoc. prof. PhD Cristinel POPESCU Lecturer PhD Carmen BĂRBĂCIORU Lecturer PhD Daniel CHIVU Lecturer PhD Maria Nicoleta MIHUŢ Lecturer PhD Alin NIOAŢĂ Lecturer PhD Florin CIOFU Lecturer PhD Irina Ramona PECINGINĂ Lecturer PhD Adriana FOANENE Lecturer PhD Adina Milena TĂTAR Lecturer PhD Gheorghe GILCĂ Annals of the „Constantin Brancusi‖ University of Targu Jiu, Engineering Series , No. 3/2017 CONTENT SECTION MECHANICAL ENGINEERING, MATERIALS AND MANUFACTURING SYSTEMS EXPERIMENTAL MEASUREMENTS OF FRICTION BETWEEN SPONGE RUBBER AND STEEL H. S. Wahad, G. Ipate, K. A. Subhi, A. Tudor…………………………………………….. 13 SELECTING THE OPTIMAL PROGRAM FOR STRUCTURAL ANALYSIS OF MEAT AND MEAT PRODUCTS Ivanka Krasteva Krasteva……………………………………………………………………. 19 ABOUT SOLIDWORKS ADVANCED FEATURES IN ASSEMBLIES Cătălin Iancu…………………………………………………………………………………. 25 CONSIDERATION REGARDING TENSIONS IN A CONTACT Ștefan Ghimiși........................................................................................................................... 30 WATER, AN IDEAL THERMAL AGENT FOR MICRO HEAT EXCHANGERS Eugenia Stăncuţ, Corina Cernăianu………………………………………………………… 36 DETERMINATION OF FUNCTIONING LOADS AND IN THE CASE OF THE APPLICATION OF THE SAFETY BRAKE TRANSMITTED TO THE TOWER OF THE HOISTING INSTALLATION „PROCOP SHAFT― MINING PLANT VULCAN Răzvan Bogdan Itu, Vilhelm Itu…………………………………………………………….. 42 THE PRACTICAL APPLICATION OF UNSYMMETRICAL BENDING Minodora Maria Pasăre……………………………………………………………………… 48 THE THEORETICAL STUDY OF UNSYMMETRICAL BENDING Minodora Maria Pasăre, Veselin Todorov Mihaylov……………………………………….. 52 REHABILITATION OF M4A COAL EXTRACTION MACHINE Alin Stăncioiu, Alin Nioată………………………………………………………………….. 56 CATIA. FEM STRUCTURAL ANALYSIS Florin Ciofu, Alin Nioaţă……………………………………………………………………. 60 ANALYSIS OF THE STABILITY OF THE TECHNOLOGICAL PROCESS OF MAKING A PIECE ON A MACHINING CENTER, Part I Constanţa Rădulescu, Liviu Marius Cîrţînă, Alexandru Panait………………………….. 64 ANALYSIS OF THE STABILITY OF THE TECHNOLOGICAL PROCESS OF MAKING A PIECE ON A MACHINING CENTER, Part II Constanţa Rădulescu, Liviu Marius Cîrţînă, Alexandru Panait………………………….. 70 7 Annals of the „Constantin Brancusi‖ University of Targu Jiu, Engineering Series , No. 3/2017 INFLUENCE OF IMPACT ENERGY ON CONTACT SURFACE WEAR AT THE IMPACT CRUSHER Cătălina Ianăşi, Radostin Dimitrov…………………………………………………………. 74 THE SYSTEMIC MODEL OF PROCESSING THROUGH COMPLEX EROSION Alin Nioaţă, Florin Ciofu…………………………………………………………………… 78 STUDIES AND CONTRIBUTIONS ON THE INTERACTION OF THE LASER FASCIC WITH METAL MATERIALS Constantin Cristinel Girdu…………………………………………………………………… 82 DIAGNOSIS OF BRAKING MECHANISM OF HOISTING DEVICE ,,BLIND SHAFT NO.15― OF THE LUPENI MINING PLANT Răzvan Bogdan Itu, Vilhelm Itu……………………………………………………………... 88 EVALUATION OF MANUFACTURABILITY FOR THE EFFECTIVE DECOMPOSITION OF PRODUCT WHEN LAYERED BUILD Yaroslav Garashchenko……………………………………………………………………… 94 INCREASING ACCURACY OF PROCESSING IN FLAT GRINDING Igor Ryabenkov, Yury Gutsalenko, Cătălin Iancu…………………………………………. 100 TECHNOLOGY OF CREATING OF OPTICALLY FUNCTIONAL SURFACES ON METALWARE Valentin Shkurupy, Feodor Novikov……………………………………………………… 106 ANALYTICAL PRESENTATION OF CUTTING TEMPERATURE TO DEVELOPMENT OF THE THEORETICAL THERMOMECHANICS OF GRINDING Оlеg Klеnоv, Feodor Novikov, Yury Gutsalenko………………………………………….. 113 THE ACTUATING MECHANISMS OF THE URBAN BUSES DOORS Daniela Antonescu, Mariana Trofimescu, Gabriela Firouzi, Ovidiu Antonescu…………. 117 MECHANISMES LINKAGES FOR QUADRUPED BIO-ROBOT WALKING Ovidiu Antonescu, Cătălina Robu (Nan), Constantin Brezeanu ………………………….. 123 GEOMETRICAL SYNTHESIS OF MECHANISMS FOR ACTUATION CABINET DOORS - BUFFET Daniela Antonescu, Ioana Popescu, Păun Antonescu……………………………………… 129 EXPERIMENTAL INSTALLATION FOR DISC BRAKES TESTING OF WHEELED VEHICLES Adrian Cernăianu, Alexandru Dima, Leonard Marius Ciurezu, Corina Cernăianu, Dragoș Tutunea……………………………………………………………………………… 135 RESEARCH REGARDING THE EXPERIMENTAL DETERMINATION OF FUNCTIONAL PARAMETERS OF A DISC BRAKE ON WHEELED VEHICLES Adrian Cernăianu, Alexandru Dima, Corina Cernăianu, Leonard Marius Ciurezu, Dragoș Tutunea…………………………………………………………………………….. 141 8 Annals of the „Constantin Brancusi‖ University of Targu Jiu, Engineering Series , No. 3/2017 SECTION QUALITY MANAGEMENT SOME CONSIDERATIONS ON TAGUCHI'S QUALITY-LOSS FUNCTION Călin Deneș…………………………………………………………………………………… 151 ON THE RELIABILITY OF SYSTEMS WITH COMPONENTS SUBJECTED TO VARIABLE LOADS Călin Deneș…………………………………………………………………………………… 157 APPROACHES OF SUSTAINABILITY ISSUES IN ROMANIAN COMPANIES Valentin Grecu………………………………………………………………………………. 163 IDENTIFYING CHALLENGES AND OPPORTUNITIES FOR THE SUSTAINABLE UNIVERSITY Valentin Grecu……………………………………………………………………………….. 167 A QUALITY MANAGEMENT INSTRUMENT APPLIED FOR THE REMEDIAL OF THE MOTOR SAW POTENTIAL DEFECTS Liliana Luca………………………………………………………………………………….. 171 THE MOBILITY – A TREND IN MULTINATIONAL COMPANIES Stefan Iovan, Cristian Ivanus………………………………………………………………... 175 SOME LEGAL ASPECTS ON CYBERCRIME Stefan Iovan, Ramona Marge……………………………………………………………….. 181 CYBERCRIME IN THE EUROPEAN UNION Cristian Ivanus , Stefan Iovan……………………………………………………………….. 187 SUSTAINABLE MOBILITY FOR PUBLIC TRANSPORT Ramona Marge, Stefan Iovan, Alina Iovan…………………………………………………. 193 STUDIES AND RESEARCHES ON THE QUALITY OF METALLIC PRODUCTS STAMPED AND BENT ON NUMERICALLY CONTROLLED MACHINES Neta Puşcaş (Popescu)………………………………………………………………………. 198 THE QUALITY OF METALLIC PRODUCTS STAMPED AND BENT ON CNC MACHINES Neta Puşcaş (Popescu)………………………………………………………………………. 211 ASPECTS ON THE IMPROVEMENT OF SSM AND RISK PREVENTION IN SHOPS OF BUILDING MATERIALS S. Dimulescu, D. Dobrotă……………………………………………………………………. 225 9 Annals of the „Constantin Brancusi‖ University of Targu Jiu, Engineering Series , No. 3/2017 10
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