1.572 articole găsite pentru „PER”.
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CONCEPTUAL DESIGN OF RENEWABLE-BASED ENERGY MIXES FOR SUSTAINABLE COMMUNITIES
Ion VISA, Anca DUTA, Macedon MOLDOVAN, Bogdan BURDUHOS
The transition towards a new, sustainable and affordable energy pattern is defined in the European Union document known as SET Plan (The European Strategic Energy Technology Plan). As the built environment accounts for over 40% of the total energy consumption…
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NEW CONCEPTS FOR INCREASING THE BUILDINGS ENERGY EFFICIENCY
Anca DUTA, Ion VISA, Macedon MOLDOVAN, Mihai COMSIT
The efficient use of energy is a compulsory step towards sustainable development. Regardless the source (fossil fuel or renewable), energy consumption should be efficient to protect the resources and to lower the overall costs. This is particularly valid for …
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NOI TEHNOLOGII CRIOGENICE APLICATE ÎN ROMÂNIA
Alexandru ŞERBAN
Criogenia tehnică are ca obiect dezvoltarea și perfecționarea tehnicilor de obținere a temperaturilor foarte scăzute, procese și echipamente. In contrast cu fizica temperaturilor joase, criogenia tehnică se ocupă cu utilizarea fenomenelor care au loc la tempe…
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IMPLEMENTING PID CONTROLLER FOR A MOBILE PLATFORM
Mihai CRENGANIS, Octavian BOLOGA
This paper presents the steps taken to develop and tune a PID controller for a mobile platform built in the Department of Industrial Machinery & Equipment, of the Engineering Faculty of Sibiu. In a first phase, a brief description of the mobile robot is prese…
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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…
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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…
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THEORETICAL RESEARCHES ON THE STRESS STATE AT VIBRO-DRAWING
Octavian BOLOGA
The paper contains the mathematical modelling of the stress state at vibro-drawing for the case of introducing the vibrating motion on axial direction, by means of the punch, into the drawing die. Starting from the definition of the total radial stress as sum…
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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…
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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…
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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…
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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…
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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 …
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EFFICIENT METHOD FOR REDUNDANCY RESOLUTION OF A 7 DOF MANIPULATOR
Mihai CRENGANIS, Octavian BOLOGA
In this paper we are presenting a method to solve the inverse kinematics problem of a redundant manipulator with seven degrees of freedom and a human like workspace based on mathematical equations, Fuzzy Logic implementation and Simulink models. For better vi…
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DEVELOPING A MOBILE PLATFORM FOR EUROBOT 2015
Mihai CRENGANIS, Octavian BOLOGA
This paper presents the steps taken in the development of a mobile platform built in the Department of Industrial Machinery & Equipment, of the Engineering Faculty of Sibiu. In a first phase, a brief classification of mobile platforms is presented, followed b…
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Workshop-ul naţional „Cercetare şi expertiză inginerească la Constanţa” – ediţia a doua,
28 noiembrie 2014
Ing. Nicolae FILDAN Membru al Consilui Director AGIR Președinte Sucursala AGIR Constanța
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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…
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Progresul tehnologic si utilizarea navelor fara pilot
Ing. Neculai Banea, Dr.ing. Dragos Popa, Ing. Tudor-Mihai Tomescu (Germania), ing. Traian Tomescu
Lucrarea prezinta unele aspecte privind dezvoltarea pietelor pentru aeronavele fara pilot UAV pentru perioada 2012 - 2022
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CERCETAREA SI PROGRESUL TEHNOLOGIC –
FACTORI PRINCIPALI AI DEZVOLTARII
IMM-URILOR
Ing. Marian DUTA
Lucrarea prezinta doua exemple sugestive de proiecte de cercetare din cadrul Programului Operational Sectorial Cresterea Competitivitatii Economice, in care este implicat Institutul National de Cercetare - Dezvoltare si Incercari pentru Electrotehnica – Cra…
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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…
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COMPUTER ASSISTED SIMULATION OF MARKET SHARES
FOR COMPETING PRODUCTS USING MARKOV CHAINS
Radu BUCEA-MANEA-TONIS, Rocsana BUCEA-MANEA-TONIS
Article implements Markov chains in prediction of market shares for competing products, in a given time horizon. Practical approach is implemented in C code, recursively generates transition probabilities to determine the limit vector ?. The case study is pe…