Transformations in the Si-O-Ca system: Silicon-calcium via solar energy
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DOI: 10.1016/j.solener.2019.02.026
Abstract: Abstract The production of silicon-calcium alloy is energy intensive (>10,000 kWh/t). This means that energy cost has a relevant influence in the price of the alloy. The utilization of concentrated solar energy in the synthesis of… read more here.
Keywords: silicon calcium; energy transformations; solar energy; energy ... See more keywords
Transformations in the Mn-O-Si system using concentrated solar energy
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DOI: 10.1016/j.solener.2019.04.004
Abstract: Abstract Energy consumption and carbon dioxide emissions are a problem in the metallurgical industries. The synthesis of manganese and silicomanganese using concentrated solar energy is proposed in this paper. Mixtures of oxide of manganese (IV)… read more here.
Keywords: solar energy; energy transformations; transformations system; using concentrated ... See more keywords
More than energy transformations: a historical transition from organic to industrialized farm systems in a Mediterranean village (Les Oluges, Catalonia, 1860–1959–1999)
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DOI: 10.1080/14735903.2018.1520382
Abstract: ABSTRACT The analysis of energy efficiency of agroecosystems from a sociometabolic perspective is a useful way to assess the sustainability of farm systems. In this paper we examine the transition of a Mediterranean agroecosystem from… read more here.
Keywords: farm systems; transition; farm; energy transformations ... See more keywords
High-Energy Transformations of Fossil Fuels in the Cement Industry
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DOI: 10.3390/en16093634
Abstract: The energy stored in fossil fuels is released through combustion and is a fundamental process in the production of cement. The negative aspect of this combustion is the emission of greenhouse gases and dust. This… read more here.
Keywords: energy transformations; high energy; transformations fossil; cement ... See more keywords