49 articole găsite pentru „concepts”.
-
ROLUL ANALIZEI DEFECTARILOR IN DEZVOLTAREA, FABRICAREA SI UTILIZAREA UNUI PRODUS
Dr. ing. Marius BAZU, Prof. dr. ing. Titu BAJENESCU
Analiza defectarilor (AD) este metoda stiintifica de a gasi cauza ce face ca un produs sa nu-si mai indeplineasca, in timpul functionarii sale, functia pentru care a fost creat, adica sa se defecteze. Initial, AD a fost dezvoltata ca o metoda auxiliara a cer…
-
OPTIMIZAREA EFICIENTEI INVESTITIILOR IN TEHNOLOGII DIDACTICE MODERNE, PRIN MODELARE SIMULATIVA LA NIVEL MICROSISTEMIC
Drd. ec. Ramona Camelia PAUNESCU
Lucrarea prezinta, sintetic, deosebirile dintre conceptele "eficienta" si "eficienta educationala" si face un studiu al principalilor indicatori de evaluare a eficientei invetitiilor in tehnologii educationale moderne, la nivelul unei facultati tehnice. Pentr…
-
OPTIMIZAREA PERFORMANTELOR EDUCATIONALE PRIN MODELAREA SIMULATIVA A FLUXULUI DE PERSONAL, LA NIVELUL MICROSOCIAL AL UNEI FACULTATI
Dr. ec. Ramona Camelia PAUNESCU
Articolul isi propune sa aduca in atentia specialistilor necesitatea redefinirii unor concepte si introducerea unor concepte noi, astfel incat sa se asigure o intelegere clara, coerenta si interdisciplinara a oricarei organizatii ca sistem natural cu autoregl…
-
On the limits of the Betz’s efficiency coefficient of wind turbines with the horizontally shaft
Prof.dr. ing. Petre Terzi
Pornindu-se de la modelarea curgerii prin elementele rotorului de turbina eoliana cu arbore orizontal, prin aplicarea conceptului de curgere turbulrbulenta neintubata, pe baza publicatiilor lui Betz si Sabinin, se prezinta un nou concept teoretic privind limi…
-
A SOCIO-ECONOMIC REGULARITY ESTABLISHED BASED ON AN ANALOGY WITH THERMODYNAMIC PROCESSES WITH FINITE SPEED - An Equation for Standard of Living -
Ioan GANEA, Adrian S. PETRESCU, Liliana TIMOFAN , Stoian PETRESCU, Monica COSTEA
This paper proposes a quantitative description of the flows of energy, mass and information in a country, based on recently developed concepts in Thermodynamics with Finite Speed. An equation for Standard of Living is derived. As shown in the ‘70 by Georgescu…
-
WHY MECHATRONICS, INTEGRONICS & ADAPTRONICS?
Gheorghe Ion GHEORGHE
The paper “Why Mechatronics, Integronics & Adaptronics?” deals with the new concepts, innovative solutions and intelligent constructions of products, systems of products and systems of systems of intelligent products, with applications specific to their real …
-
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,…
-
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 …
-
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…