742 articole găsite pentru „CAN”.
-
THEORETICAL RESEARCH ON THE MODELING OF CHARACTERISTICS OF COMPOSITE MATERIALS
Constantin D. STǍNESCU, Doina TǍRǍBUŢǍ (ENE),Mariana PǍTRAŞCU (ANTONESCU), Melania TĂMAȘ
the two components of the composite material, i.e., the matrix and the wire, take the requests differently compared with their rigidity. The way the force applied is taken over by composite components and their structural deformities depend on the connection …
-
DETERMINATION OF THE OPTIMAL MATERIAL FOR PERMANENT MAGNETS USED IN THE MANUFACTURE OF HIGHPOWER AUDIO DEVICES
Constantin D. STĂNESCU, Liliana CĂINICEANU
Crowded permanent magnets of NdFeB -type have the superior properties to those intered as shown by the magnetic circuit modeling using finite element method (FEM). Determination of the optimum material for magnetic circuit of high power audio devices is a com…
-
THE PARADIGMS OF CHEMICAL ENGINEERING
Alexandru WOINAROSCHY
It is presented the chemical engineering development, as guided by its four main paradigms: unit operations, transport phenomena, product engineering and sustainable chemical engineering. The starting point is the paradigm definition as “a set of assumptions,…
-
CONSIDERATIONS ON CONTACTLESS ELECTROMAGNETIC TECHNIQUES FOR MEASURING SOIL CONDUCTIVITY
Tudor BURLAN-ROTAR, Constantin STANESCU, Melania TAMAS
Conventional determination of resistivity by galvanic method requires a relatively large amount of labor to apply them in practice and is therefore expensive. It is the lateral or vertical variations of resistivity which form the basis of any interpretation. …
-
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…
-
CONSIDERATIONS ON ROMANIA’S SUSTAINABLE ENERGY DEVELOPMENT
Aureliu LECA
This analysis looks into the sustainability of the Romanian energy sector against the main trends in the world economy and within the framework of the energy and environment policies of the European Union (EU). The gloom and doom conclusion, that sustainable …
-
SISTEMELE DE STOCARE A ENERGIEI, O SOLUŢIE PENTRU OPTIMIZAREA FUNCŢIONĂRII REŢELELOR ELECTRICE LA CARE SUNT RACORDATE SURSE REGENERABILE INTERMITENTE
Florin Teodor TĂNĂSESCU
O restricţie întâlnită în producerea de energie electrică se datorează faptului că energia electrică trebuie consumată atunci când se generează şi nu poate fi conservată decât prin stocarea ei. Sunt prezentate diversele soluţii de stocare, avantajele şi dezav…
-
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 …
-
RESULTS REGARDING MONITORING OF THE RISKS IN THE ROMANIA-BULGARIA CROSS-BORDER AREA
Gheorghe MANOLEA, Laurențiu ALBOTEANU, Constantin ȘULEA
In the period 2011-2014 was developed the cross-border project RO-BG MIS ETC 166 ”Joint Risk Monitoring during Emergencies in the Danube Area Border ”.The objectives were:1. Conceiving and realization of photovoltaic system for anti-hail units power supply sy…
-
AUTOMOBILUL ELECTRIC – UNA DINTRE SOLUŢIILE MOBILITĂŢII DURABILE
Nicolae VASILE, Gabriela TEODORESCU, Călin OROS,Ioan-Corneliu SĂLIŞTEANU
Deşi utilizarea unor expresii referitoare la economie, care să cuprindă cuvântul „durabil”, există încă din antichitate, sensul actual al noţiunii de „Dezvoltare durabilă” este relativ nou. Conceptul de dezvoltare durabilă înseamnă acel mod de dezvoltare care…
-
ASPECTE PRIVIND PERIOADA DE ÎNLOCUIRE A FILTRELOR DE AER PENTRU AUTOMOBILE PE BAZA STĂRII LOR TEHNICE
Marius TOMA, Cristian ANDREESCU, Niculae NEGURESCU
Sistemul de alimentare cu aer al motorului este principala sursă prin care impuritățile ajung la nivelul cuplelor cinematice ale motorului. Protejarea motorului se face prin înlocuirea periodică a filtrelor de aer. Stabilirea duratei de utilizare este o probl…
-
EDUCATION, TRAINING AND SOCIAL INCLUSION
George BĂLAN, Larisa DRAGOLEA
The core element of the society, the element of great importance for all components of the socio-economic system, is education. Education is that which should give the young the ability to perceive the essence (' what ') you should give them the freedom to li…
-
PUBLIC POLICIES FOR COMMUNITIES REGENERATION IN MONO-INDUSTRIAL AREAS CASE STUDY: JIU VALLEY, HUNEDOARA COUNTY
Mihai-Ionuț DANCIU, Sabine IRIMIE, Daniel-Ionuț BERINDEANU
25 years after communism has fallen, mono-industrial areas suffer from passing to capitalism. All the mutations produced in time from workers’ migration in micro-regions, territorial closeness and the lack of identity produced closed systems based on the exha…
-
TACKLING EMERGING OCCUPATIONAL RISK LANDSCAPE: PROSPECTS AND CHALLENGES
Nicolae ILIAŞ, Roland Iosif MORARU, Mihai POPESCU STELEA
This article is aimed at analysing and summarizing significant information which are available regarding the basic issues of common concern, across Europe and worldwide, regarding the so-called emerging occupational risks, in terms of bodies responsible for p…
-
STRATEGII ÎN EDUCAREA ŞI FORMAREA STUDENŢILOR LA DISCIPLINA REZISTENŢA MATERIALELOR
Garabet KÜMBETLIAN
Am predat cursul de Rezistenţa Materialelor începând cu anul 1967 în învăţământul liceal şi de subingineri şi cu anul 1973 în învăţământul superior, studenţilor electromecanici ai Institutului de Marină din Constanţa. Am scris şi publicat primele mele cursuri…
-
ON THE GRADUATE MODEL OF THE COMMAND OFFICERS OF THE ROMANIAN LAND FORCES
Ghiţă BÂRSAN, Vasile NĂSTĂSESCU1, Marioara PATEŞAN, Luminiţa GIURGIU
The paper presents the results of the scientific research undertaken by the authors regarding the way the graduate model is implemented in the training process for command officers. Introduction of the new curriculum in the military academies has resulted in …
-
ON THE USE AND USEFULNESS OF SOME FUNDAMENTAL MATHEMATICAL CONCEPTS IN ENGINEERING EDUCATION
Liviu GORAȘ
In this communication we present several aspects regarding the ways and characteristics we communicate as well as considerations about the need to systematically use certain fundamental mathematical concepts in engineering education. We insist on the dissimil…
-
CENTRUL DE COMPETENŢĂ PENTRU TEHNOLOGII SPAŢIALE DIN CONSTANŢA DEDICAT DEZVOLTĂRII SUSTENABILE A REGIUNILOR MARINE ȘI COSTIERE ROMÂNEȘTI – COSMOMAR
Răzvan MATEESCU, Simion NICOLAEV, Luminița BUGA, Gabriel GANEA,Eden MAMUT, Claudiu FERCU, Laurențiu OANCEA
Marea Neagră este bazinul terminal al unei treimi din reţeaua hidrografică a Europei (de cinci ori mai mult decât suprafaţa sa). Dintre toate bazinele oceanului planetar, degradarea mediului în bazinul Mării Negre este cea mai severă. Monitorizarea stării tro…
-
AN ANALYTIC METHOD FOR TWO-PORT PASSIVE NETWORK
COMPUTING FOR ANALYSIS OF COUPLED OSCILLATORS
Mihai IORDACHE, Lucia DUMITRIU, Lucian MANDACHE, Dragos Niculae, Jean-Marie PAILLOT (Franta), David CORDEAU (Franta)
Voltage controlled oscillators are present in the most of the digital communication system. In our days, they are used to control the phase in microwave antenna arrays. Researches are made so that a particular phase shift can be obtained by choosing the fre…
-
POWER SYSTEM OPERATION IN A CHANGING
ENVIRONMENT
Walter Sattinger (Elvetia)
Currently worldwide all power systems are faced with dramatically changes. After restructuring the system operation due to unbundling and deregulation and related high volatility of power flows at the level of transmission, we can observe substantial change…