This paper presents the experimental methodology to carry out functional performance tests for an air filter with a particular design of its housing, generically named Super absorbing YXV "Air by Corneliu", patented and homologated by the Romanian Automotive Registry, to which numerous prizes and medals were awarded at national and international in...

By C Birtok-Băneasă, S A Raţiu, V Alexa, A L Crăciun, A Josan, A Budiul-Berghian

The asymmetric cylindrical gears, with involutes teeth profiles having different base circle diameters, are nonstandard gears, used with the aim to obtain better function parameters for the active profile. We will expect that the manufacturing of these gears became possible only after the design and realization of some specific tools. The paper pre...

By F Suciu, A Dascalescu, M Ungureanu

The aim of article is to discuss interaction between stents implanted in the body of worker and harmonic magnetic field in the vicinity of electric wires. In last decades, a growing proportion of people has any devices implanted, to list: cardiac pacemakers, cardioverter – defibrillators. Recommendations of International Commision on Non-ioni...

By P Syrek, M Skowron

The particulate matters (PM) are very important compounds of urban air pollution. There are a lot of air pollution sources who can generate PM and one of the most important of them it is urban traffic car. Air particulate matters have a major influence on human health so everywhere are looking for PM reducing solutions. It is knows that one of the ...

By G M Filip, V M Brezoczki

In order to maintain the continuity of the telecom operators' network construction, while monitoring development needs, increasing customers' demands and application of technological improvements, it is necessary to migrate optical transport core network to the next generation networks - Carrier Grade Ethernet Optical Transport Network (OTN CE). Th...

By D Glamočanin

This paper aims to bring some clarification on grain refinement and modification of high strength alloys used in aerospace technique. In this work it was taken into account 7075 Al alloy, and the melt treatment was carried out by placing in the form of master alloy wire ternary AlTiB the casting trough at 730°C. The morphology of the resulting ...

By V Hotea, J Juhasz, F Cadar

Harvesting energy from nonconventional sources in the environment has received increased attention over the past decade from researchers who study these alternative energy sources for low power applications. Although that energy harvested is small and in the order of milliwatt, it can provide enough power for wireless sensors and other low-power ap...

By A Pop-Vadean, P P Pop, T Latinovic, C Barz, C Lung

Production conditions in today`s world require software support at every stage of production and development of new products, for quality assurance and compliance with ISO standards. In addition to ISO standards such as usual metrics of quality, companies today are focused on other optional standards, such as CMMI (Capability Maturity Model Integra...

By D M Preradović, Lj S Mićić, C Barz

Although the status of lingua franca can easily be claimed by English nowadays, there are always plenty of challenges involved in the process of teaching a foreign language. The simple mastering of the four skills (reading, writing, listening and speaking) and the acquisition of general grammar and vocabulary may not be enough in some circumstances...

By A Fălăuş

Adoption of new technologies on mobile phone market in the past 30 years has transformed the industry and had a large impact on the global economy. Technological progress, as the main factor in the adoption of new technologies, has enabled reduce costs and increase equipment performance. The smartphone is perceived by consumers as a sustainable ele...

By N Barkoczi, G Lobontiu