43 articole găsite pentru „coal”.
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Resursele mondiale de grafit natural: situatia actuala, posibilitatea valorificarii, perspective
Conf. dr. ing. Mihai Marinescu, Dr. ing. Mihai Mafteiu, Asist. cercet. ing. Christian Stanciu, Asist. cercet. Florin-George Marinescu
Grafitul natural este un mineral de origine organica, provenit din acumularile de hidrocarburi solide (carbuni de diferite tipuri, sisturi carbunoase) si fluide (petrol) metamorfozate sau din depozitele carbonatice asimilate de catre magme. Reprezinta un mine…
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A SOLUTION FOR CARBON DIOXIDE STORAGE AND COAL BED METHANE BENEFICIATION IN JIU VALLEY COALFIELD
Dorel ZUGRAVESCU, Nicolae ILIAS, Iosif ANDRAS, Sorin Mihai RADU, Iosif GRUNEANTU, George TESELEANU (Italia), Inga ROSIORU, Chiril GEORGE, Tiberiu IACOB-RIDZI, Cristian TOMESCU
The paper deals with a proposal of an integrated project for CO2 storage coming from the coal burning power plants and a joint CH4 (so called CBM) recovery and its valorization in energetic applications which will lead to a substantial reduction of the delive…
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SUSTAINABLE DEVELOPMENT THROUGH PHOTOVOLTAIC ENERGY
Mihai CRENGANIS, Octavian BOLOGA
Our paper presents general aspects regarding renewable energy and its technologies. We are summarizing the characteristics of the photovoltaic energy. Also the paper describes the main components of a 24 MW photovoltaic project around Sibiu city. The goal of …