Annals of the University of Petroşani, Mining Engineering, 19 (2018) 1 ISSN 1454-9174 ANNALS OF THE UNIVERSITY OF PETROSANI MINING ENGINEERING vol. 19 (XLVI) UNIVERSITAS PUBLISHING HOUSE Petroşani – ROMÂNIA, 2018 2 Annals of the University of Petroşani, Mining Engineering, 19 (2018) ISSN 1454-9174 EDITOR OF PUBLICATION Prof. PhD.eng. Ioan-Lucian BOLUNDUȚ a ADVISORY AND EDITORIAL BOARD OF MINING ENGINEERING ISSUES ADVISORY BOARD Prof. PhD. Eng. Zacharis AGIOTANTIS Technical University of Crete - Greece PhD. Habil Eng. Marwan AL HEIB Ecole des Mines de Nancy, INERIS, France PhD. Eng. Horea BENDEA Politechnico di Torino, Italy Prof. PhD. Eng. Raimondo CICCU University of Cagliari, Italy Prof. PhD. Eng. Carsten DREBENSTEDT Technische Universitat Bergakademie Freiberg – Germany PhD. Eng. Edmond GOSKOLLI National Agency of Natural Resources, Albania Prof. PhD. Eng. Victor HARCENKO Moscow State Mining University Russia Assoc. Prof.PhD. Eng. Ventzislav IVANOV University of Mining and Geology – Sofia - Bulgaria Assoc. Prof. PhD. Eng. Charles KOCSIS University of Nevada, Reno, U.S.A Prof. PhD. Eng. Andrei KORCEAK Moscow State Mining University Russia Prof. PhD. Eng. Gheorghe MORARU Technical University of Moldova – Chişinău, Moldova Prof. PhD. Eng. Roland MORARU University of Petroşani Prof. Ph.D. Eng.Jan PALARSKI Silezian University of Technology, Gliwice, Poland PhD.Eng. Raj SINGHAL Int. Journal of Mining, Reclamation and Environment - Canada Prof. PhD. Eng. Ingo VALMA Tallin University of Technology – Estonia Prof. PhD. Eng. Işik YILMAZ Cumhuriyet University – Istambul, Turcia EDITORIAL BOARD Editor-in-chief: Prof. PhD. Eng. Ilie ONICA University of Petroşani Deputy Lecturer PhD. Eng. Dacian-Paul MARIAN University of Petroşani editors: Assoc. Prof. PhD. Gabriela DUMBRAVĂ University of Petroşani Associate Prof. PhD. Eng. Victor ARAD University of Petroşani editors: Assoc. Prof. PhD. Eng. Camelia BĂDULESCU University of Petroşani Prof. PhD. Eng. Eugen COZMA University of Petroşani Prof. PhD. Eng. Ioan DUMITRESCU University of Petroşani Assoc. Prof. PhD. Eng. Emilia DUNCA University of Petroşani Prof. PhD. Eng. Dumitru FODOR University of Petroşani Prof. PhD. Eng. Mircea GEORGESCU University of Petroşani Assoc. Prof. PhD. Eng. Tudor GOLDAN University of Petroşani Lecturer PhD. Eng. Ladislau RADERMACHER University of Petroşani Prof. PhD. Eng. Ilie ROTUNJANU University of Petroşani Prof. PhD. Eng. Mihaela TODERAŞ University of Petroşani Assoc. Prof. PhD. Eng. Ioel VEREŞ University of Petroşani Editorial office address: University of Petroșani, 20 University Street, 332006, Petroșani, Romania, Phone: (40) 254/54.29.94, 54.25.80, 54.25.81, 54.25.82, 54.97.49, Fax. (40) 254/54.34.91, 54.62.38, www.upet.ro, E-mail: [email protected] Annals of the University of Petroşani, Mining Engineering, 19 (2018) 3 CONTENTS CONTENTS ............................................................................................................ 3 MANGU, S. - Capital - Fundamental Production Factor in Mining Branch ............. 6 MANGU, S. - Importance of the Costs in Evaluating the Mining Projects .............. 14 BUȘE, F., BUȘE, G.F. - The Impact of the Integrated Technical System on the Quality of Construction Works ............................................................................... 21 ONICA, I., COZMA, E. - Analysis of Geo-Mechanic Phenomenon that Led to the Collapse of Setup Entry of Top Coal Caving Longwall Mining, from Pan.7c, Coal Seam No.3, Block IV, Lupeni Mine, on 10.05.2017 ................................................. 31 CHIUZAN, E., GĂMAN, G., TOMESCU, C., MATEI, A., DRĂGOESCU, R. - Analysis of the Methods of Exploitation Applied to Romanian Salt Mines ............... 44 MADEAR, G., MADEAR, C. - Loads Estimation in Block Caving Mining ............. 53 DANCIU, C., TODERAȘ, M., LORINȚ, C., FLOREA, A. – Characterization and Classification of Andesites of Criscior and Albini from Southerm Apuseni Mountains, for Capitalization ................................................................................. 61 FLOAREA, D.A., ONICA, I., MARIAN, D.P. - Study of the Behavior of Buildings Situated in the Area of Influence of Underground Mining of the Thick Coal Seams from the Jiu Valley Mining Basin, by 3D Finite Element Modelling ........................ 70 MARIAN, D.P. - Analysis of Surface Behavior as a Result of Underground Mining of two Coal Seams by Influence Function Method ................................................... 88 VANGU, G.M., DIMA, N. - Generating the Digital Terrain Model Based on Google Earth Resources ......................................................................................... 98 FILIP, O.L. - The Devepeloment of Mineral Tiangulation Networks Using a Simplified Calculation Process ............................................................................. 110 APOSTU, I.M., LAZĂR, M., FAUR, F. - Visual Analysis of Deformations from the Quarry and Inner Dump Steps from North Pesteana Mining Perimeter ................ 115 TIBA, M.N., GEORGESCU, M. - Landscape and Functional Reconstruction of the Perimeter Affected by Turcoaia - Iacobdeal Quarry Post-Closing ........................ 122 CHIRIȚĂ, R.V., LAZĂR, M., FAUR, F. - Critical Analysis of the Geomorphological Changes as a Result of Mining Activities in Berbeşti Basin ..... 132 4 Annals of the University of Petroşani, Mining Engineering, 19 (2018) LAZĂR, M., FAUR, F., FLOREA, A., APOSTU, I.M. - Conceptual Model for Ecological Land Reconstruction — Case Study of Rovinari Mining Area .............. 146 BĂDULESCU, C. - Researches Concerning the Possibilities of Capitalization the Ponds Tailings from the Coal Processing Plant Coroești ...................................... 158 MADEAR, G., MADEAR, C. - Probabilistic Approaches in Tunnel Design ......... 168 RĂDOI, F., GHERGHE, I., CHIUZAN, E., MATEI, A., DRĂGOESCU, R. - Efficiency of Industrial Ventilation Installations ................................................... 176 CIOCLEA, D., IANC, N., MORAR, M., MATEI, A., DRĂGOESCU, R. - The Efficiency of Complex Ventilation Networks .......................................................... 183 GHERGHE, I., CIOCLEA, D., TOMESCU, C., RĂDOI, F., BOANTĂ, C., CHIUZAN, E. - Fans, Specific Operational Parameters of Industrial Ventilation Insallations .......................................................................................................... 193 VĂTAVU, N., GHICIOI, E., VĂTAVU, S., PĂRĂIAN, M., JURCA, A., PĂUN, F., GABOR, D., POPA, M. - Research on the Identification of the Dangers of Dust and Water Entering Equipment for Potentially Explosive Atmospheres ................. 203 SIMION, A., CALAMAR, A.N., TOTH, L., KOVACS, M., SIMION, S. - Social- Researches on the Macroelements Content from Jiu Valley Coal Ash ................... 213 PETCOV, A.A., CAMEN, D., MOATAR, M., PETOLESCU, C., TURC, A., SASU, A. - Nitrite Content in the Samples Collected from in Land Surface Waters in Gradinari Village ............................................................................................. 222 RAKOS, I.S., CĂPUȘNEANU, S., CONSTANTIN (OPREA), D.M., TOPOR, D.I., BOGAN, E. - Improve Air Quality Management by Monitoring and Assessing Heavy Metal Emissions. Case Study: Hunedoara County, Romania ...................... 228 CIOLEA, D.I., DUNCA, E.C. - The Underground Space, a Solution for the Protection of the Environment .............................................................................. 237 MADEAR, C., MADEAR, G. - Clay Liner Design of a Landfill in Jiu Valley Based on Deterministic & Stochastic Risk Analysis.......................................................... 248 MADEAR, C., MADEAR, G. - Design of Leachate Collection System using Monte Carlo Simulation .................................................................................................. 258 NOZADZE, G. - Dynamics of Spread of Fire-Related Harmful Factors in Metro Tunnels During a Forced Stoppage of the Metro Train ......................................... 266 ROGOBETE, M.R. - Statistical Analysis of Endogenous Fires and Self-Heating Phenomena Occurred Between 1997 ÷ 2017 in Jiu Valley Coal Mines .................. 275 ROGOBETE, M.R. - Study on the Self-Heating Phenomenon from the Undermined Coal Bed No.3, Coal Face 3, Block VI, Elevation 320, Vulcan Mine Unit ............. 293 Annals of the University of Petroşani, Mining Engineering, 19 (2018) 5 SZOLLOSI-MOȚA, A., GHICIOI, E., PRODAN, M., NĂLBOC, I., ȘUVAR, S. - Determination of Flammability Parameters and Burning Gases, in Order to Reduce Risks in the Fire or Explosion Type Events ........................................................... 303 ȘUVAR, N.S., GHICIOI, E., NĂLBOC, I., SZOLLOSI-MOȚA, A., PRODAN, M. - Identification of Burning Accelerators in Investigation of Fires Using the Infrared Spectroscopy Method (FTIR) ................................................................................ 311 CIUBOTARIU-ANA, P., BERNEVIG-SAVA, M.A., LOHAN, N.M., BEJINARIU, C. - Study on Increasing the Thermal Protection of High-Temperature Helmets used by Firefighters ..................................................................................................... 319 CORĂBIERU, A., MIHALACHE, E., BERNEVIG-SAVA, M.A., LOHAN, N.M. - Pipe Manufacturing Process Noise and Vibration Determination Case Study ....... 327 BESNEA, F.L., CISMARU, S.I., BIZDOACA, N.G. - Operating Environment in Augmented Reality Maintenance Applications ....................................................... 336 ZERBES, M.V., CIOCA, L.I., NEAMU, V.S.