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Energy conversion efficiency depends on the usefulness of the output. All or part of the heat produced from burning a fuel may become rejected waste heat if, for example, work is the desired output from a thermodynamic cycle. Energy converter is an example of an energy transformation.
the amount of energy contained in the final ethanol product; the amount of energy directly consumed to make the ethanol (such as the diesel used in tractors) the quality of the resulting ethanol compared to the quality of refined gasoline; the energy indirectly consumed (in order to make the ethanol processing plant, etc.).
Venenivibrio stagnispumantis gains energy by oxidizing hydrogen gas.. In biochemistry, chemosynthesis is the biological conversion of one or more carbon-containing molecules (usually carbon dioxide or methane) and nutrients into organic matter using the oxidation of inorganic compounds (e.g., hydrogen gas, hydrogen sulfide) or ferrous ions as a source of energy, rather than sunlight, as in ...
The energy can be in any form in either subsystem, but most energy recovery systems exchange thermal energy in either sensible or latent form. In some circumstances the use of an enabling technology, either daily thermal energy storage or seasonal thermal energy storage (STES, which allows heat or cold storage between opposing seasons), is ...
For electricity production released nuclear energy in the form of heat is typically used to boil water to turn a turbine-generator. Possibly matter is almost completely converted into energy in the cores of neutron stars and black holes by a process of nuclei collapse resulting in: proton → positron + 938 MeV, resulting in a >450 MeV positron ...
To date, Form Energy has raised more than $1.2 billion from investors. _____ The last line of this story has been corrected to reflect that the $1.2 billion raised so far is only from investors ...
Furthermore, the photovoltaic panels would produce electricity, which is a high-quality form of energy, whereas converting the biodiesel into mechanical energy entails the loss of a large portion of the energy. On the other hand, a liquid fuel is much more convenient for a vehicle than electricity, which has to be stored in heavy, expensive ...
Citigroup Inc has created a unit within its energy investment bank dedicated to the clean energy transition, aiming to capture more business from the shift towards a lower carbon economy ...