134 articole găsite pentru „control system”.
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THE USE OF WAP APPLICATIONS TO PREVENT LARGE BLACKOUTS IN THE NORTH-EAST ROMANIAN POWER GRID
Eng. Alexandru MIRON, PhD, Eng. Marian DRAGOMIR PhD, Eng. Razvan BENIUGA PhD Stud., Assoc. Prof. Eng. Crenguta E. BOBRIC PhD, Assoc. Prof. Eng. Cezar POPA PhD
Defectul in cascada este un mecanism uzual prin care se propaga defectele ce cauzeaza intreruperi mari ale sistemelor de transport al energiei electrice. Pentru detectarea si eliminarea rapida a acestor perturbatii astfel incat sa se evite propagarea intreru…
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CAN WE SOLVE “SMART GRID’S” SECURITY AND COST CHALLENGES?
PhD Student Eng. Dumitru FEDERENCIUC, Prof. PhD. Eng. Petru POSTOLACHE, PhD. Eng. Ioan SILVAS, Eng. Mihail TUDOR
Aceasta prezentare intentioneaza sa fie o evaluare a caracteristicilor de securitate a sistemelor inteligente de retea vs Costuri: 1. Cum pot sistemele Smart Grid ajuta in a face sistemul de energie electrica mai putin vulnerabil la intreruperile datorate l…
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THE FUNCTIONING OF SOME TRANSDUCERS AND SENSORS INTENDED FOR ROBOTIZED LASER
Dr.Ing. Wolfgang Janssen (Germania), Dr.Ing. Nicolae Joni, Ing. EWE. Alexandru Joni
Ultima perioada a dus la cresterea accentuata a cercetarilor pentru dezvoltarea aplicatiilor industriale ale diferitelor procese de sudare cu laser. In mod special interesul s-a concentrat pe dezvoltarea echipamentelor necesare pentru cresterea adaptivitatii…
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Aplicatii civile cu GPS
Lect. univ. drd. ing. Iustin Andronie, Asist. univ. drd. ing. Mihai Andronie
Reteaua de sateliti GPS si sistemele GPS au devenit un lucru obisnuit in viata de zi cu zi. Aplicatiile sunt dintre cele mai diverse, de la cele din domeniul militar, determinarea limitelor terenurilor, navigatie comerciala, pina la cele pentru uzul persoanel…
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Standardizarea proceselor si a activitatilor in organizatiile industriale prin implementarea sistemului de fabricatie LEAN
Dr. ing. Daniel D. Georgescu
Aceast articol exploreaza un sistem echilibrat de standardizare si control care poate fi denumit ca "noua standardizare" sau standardizarea lean. Necesitatea dezvoltari unui sistem legat de masuri si de standarde care va directiona o companie spre un viitor p…
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EFFICIENT COMPUTATIONS WITH STRUCTURED MATRIX PENCILS IN AUTOMATIC CONTROL
Vasile SIMA
There is a continuous research effort worldwide to improve the reliability, efficiency, and accuracy of numerical calculations in various domains. One of the most promising research avenue is to exploit the structural properties of the mathematical problems t…
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POSSIBLE MEASURES OF TAKING-OVER/ DYNAMIC CONTROL OF SEISMIC ACTIONS APPLICABLE TO URBAN UTILITY SYSTEMS. SEISMIC WAVES DEFLECTION/ DAMPING USING METAMATERIALS
Bogdan UNGUREANU, Gabriela M. ATANASIU, Victoria COTOROBAI
Nowadays, an accurate seismic prediction regarding the date, location and magnitude is still a challenge, thing that implies taking into consideration efficient, preventive, seismic risk management measures, not only for civil buildings but also for urban uti…
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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 …
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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…
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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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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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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…
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AERONAVELE FARA PILOT SI UTILIZAREA LOR IN DOMENIII CIVILE SI MILITARE
Ing. Tudor TOMESCU (Germania), Ing. Traian TOMESCU, Dr. ing. Dorin ROSU, Dr. ing. Dragos POPA
Lucrarea prezinta unele realizari din ultimii 30 de ani in domeniul aeronavelor fara pilot a caror comanda este asigurata prin radio. Aceste aeronave nu au la bord persoane umane iar pentru comanda lor se folosesc sisteme de dirijare prin radio de la sol. E…
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Automatic system to control thermo¬dynamic parameters of a pilot cogeneration plant
Lontis Nicolae, Popescu Francisc, Ionel Ioana, Trif Tordai Gavrila