Monitoring of the manifestation of solar radiation and the exploitation of this type of energy predominantly imposes the need to measure a number of parameters related to radiation itself, as well as radiation receivers and other devices of the system. Thermal receivers with liquid as a solar energy transmitter have now become consumer goods with a...

By Dobrnjac Mirko, Miloš Markovic, Sanja Dobrnjac

One of the least researched, but important issues in the field of political sciences is the implication of social responsible policies in making and implementing public policies and which are the bases of the social responsibility issue. There are some fundamental questions that are filosofical ones, but which represent part of the base of politica...

By Domide Octavia, Domide Gherasim Solovestru

The operational definition of water turbidity is an important step in checking the quality of drinking water. In this work an analysis of existing methods and systems of operational control of turbidity of water was carried out, and design of turbidimeter consisting of a two-channel sensor (measuring and reference channels) and a measuring device (...

By Leonid Zamikhovskiy, Svitlana Petriv

Today, one of the urgent tasks set before the gas transportation system of Ukraine is to ensure the efficient and reliable operation of automated control systems for compressor stations, and in particular automatic control systems for gas-pumping units (GPU). At the same time, automatic control systems of GPU should respond to changes in the techni...

By Leonid Zamikhovskyi, Natalia Ivanuyk

Migrant crisis, slow economic growth and growing disillusionment with the European Union led to strengthening of far-right parties that have achieved electoral success in a number of European countries. The collapse of the national economy has created a huge number of unemployed. New problems such as migrant crisis foster instability in the EU part...

By Milijana Ratković

The International Covenant on Economic, Social and Cultural Rights has been adopted and open to signature, ratification and accession by General Assembly resolution 2200A (XXI) of 16 December 1966. It entered into force on 3 January 1976 in accordance with Article 27. In the third part Article 6 of the International Covenant on Economic, Social and...

By Rodic Vesna, Mihaela Popa, Mihaela Anamaria Lihet

The main goal of this paper was to obtain all acceptable locations for siting of wind turbines in the region of Srebrno jezero lake, near the Danube river, near the borders with the neighbouring Republic of Romania and Republic of Bulgaria. Total of 10 locations for sitting of 2MW wind turbines were accepted. The estimations were obtained using the...

By Predrag Miodrag Živković

The case study presents a series of partial discharge measurements, reflecting the state of insulation of 110kV CURRENT TRANSFORMERS located in Sibiu county substations. Measurements were performed based on electrical method, using MPD600: an acquisition and analysis toolkit for detecting, recording, and analyzing partial discharges. MPD600 consist...

By C Dan, R Morar

The theoretical and methodological foundations of sustainable development of Geosystems were further evolved. It was grounded the new scientific direction "constructive Hydroecology" - the science that studies the Hydrosphere from the standpoint of natural and technogenic safety based on geosystematical approach. A structural separation for constru...

By O M Mandryk, L M Arkhypova2, A V Pukish, A Zelmanovych, Kh Yakovlyuk

A new, freely programmable, scalable control system for academic research purposes was developed. The intention was, to have a control unit capable of handling multiple PT1000 temperature sensors at reasonable accuracy and temperature range, as well as digital input signals and providing more powerful output signals at 230V AC than conventional con...

By S. Epple, R. Jung, K. Jalba, V. Nasui