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The article considers the dynamics of flammable substances concentrations in ventilated rooms. Ventilated rooms are used for equipment and installations where the risk of explosion is caused by the presence of flammable substances such as gases, vapours and mists. The first part presents the explosion risk associated with presence of flammable substances and the classification of atmospheres in which explosion risk is noticeable. Thus, for areas where the explosive atmosphere can be delimited inside a compartment ...

The rapid developments of science and technology, as well as the restructuring of the extractive mining industry, have led to massive changes in the structure and complexity of mining equipment. Mining units must provide an advanced level of mechanization and automation, thus ensuring increased productivity and safety. The use of modern information technologies for surveillance and monitoring of high complexity technological facilities is a topical issue. By monitoring the main functional parameters of excavation,...

Production and consumption of electricity is, in contemporary society, the significant technical indices and social level you have reached. The use of electricity involves electric power systems (ESS), representing the large technical systems, which shall incorporate the Assembly plants for the production, transportation, distribution and consumption of electricity. Within the framework of the ESS are retrieved hydroelectric power plants (CHE), which represents about 25 percent of the installed power in power stat...

Establishing public policies that result in decision-makers and citizens who are much more active when drafting, using, or pursuing how to implement strategies on proposed goals through sustainable development. Romania's National Strategy on Sustainable Development is based on the European Union Strategy for Sustainable Development with the set-ups set in Lisbon, and it is meant to be a binder for the elaboration and establishment of new public policies, which have the effect of changing the attitude of the societ...