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Prikaz rezultata 11-20 od 32
Techno-economic optimization of plant for raw ethanol production based on experimental data
(Pergamon-Elsevier Science Ltd, Oxford, 2014)
This paper concerns techno-economic optimization of the production process of raw ethanol in a continuous distillation column as a part of the plant for production of rectified alcohol. Optimization was performed in order ...
Primary control reserve of electric power by feedwater flow rate change through an additional economizer - A case study of the thermal power plant "Nikola Tesla B"
(Pergamon-Elsevier Science Ltd, Oxford, 2018)
Coal-fired thermal power plants (TPPs) had been generally designed to cover base loads of electricity consumption. Nowadays, they should be flexible to participate in the primary frequency control of electric system, ...
Assessment of energy and environmental performance of office building models: A case study
(Elsevier Science Sa, Lausanne, 2016)
The purpose of this paper is to present a case of an office building and show how different concepts of envelope construction affect the energy efficiency of building. Assessment of energy performances of different scenarios ...
Groundwater heat pump selection for high temperature heating retrofit
(Elsevier Science Sa, Lausanne, 2012)
Retrofitting of fossil fuel powered hot water radiator heating systems of the existing buildings by groundwater heat pumps can provide significant energy savings followed by economic and environmental benefits. The paper ...
Research on the shell-side thermal performances of heat exchangers with helical tube coils
(Pergamon-Elsevier Science Ltd, Oxford, 2012)
This paper presents the results of experimental research on shell-side heat transfer coefficient concerning 3 heat exchangers with helical coils. Measurements were carried in laboratory and the following correlation was ...
Prospects of wind energy sector development in Serbia with relevant regulatory framework overview
(Pergamon-Elsevier Science Ltd, Oxford, 2012)
The growth of the renewable energy sector in the world in the first decade of the twenty-first century was rapid. Wind energy sector was one of the fastest growing renewable energy technologies. In this paper, authors have ...
Possibilities for wider investment in solar energy implementation
(Pergamon-Elsevier Science Ltd, Oxford, 2019)
Installing of new solar capacities for electricity production has slowed down worldwide. To explore this trend, to assess opportunities for implementing solar potential, and to determine whether wider investment in solar ...
Integration of solar energy by nature-inspired optimization in the context of circular economy
(Pergamon-Elsevier Science Ltd, Oxford, 2021)
The purpose of this paper is to make a research on solar power plants integration in an electric power system, taking into account all costs arising from circular economy criteria. Four scenarios of solar power plant ...
Upgrade of the thermal power plant flexibility by the steam accumulator
(Pergamon-Elsevier Science Ltd, Oxford, 2020)
Thermal power plants are forced to operate under frequent load changes in energy systems with increased share of solar and wind power plants. These load changes increase thermal power plant aging and reduce their efficiency. ...
Efficiency and power upgrade at the aged lignite-fired power plant by flue gas waste heat utilization: High pressure versus low pressure economizer installation
(Pergamon-Elsevier Science Ltd, Oxford, 2019)
A substantial potential exists for the recovery of flue gas waste heat at aged coal-fired power plants. High and low pressure economizers (HPE, LPE) can be applied for this purpose. Two cases of the feedwater supply to the ...