‘Energy’ indicates (in general terms) a given amount of energy, with no reference to time, and it is measured in joules. In energy analysis it can refer to a given amount of a primary energy source, or to a given amount of an energy carrier. ‘Power’, on the other hand, indicates the given pace of [...]
According to the First Law of Thermodynamics, neither matter nor energy can be created or destroyed. Therefore, it is impossible to have an output/input energy ratio greater than 1 when considering a closed set of energy transformations. To make things more difficult, according to the Second Law of Thermodynamics, any conversion of an energy input [...]
In the next few years again, eventually oil resources will run out, its because of large exploitation of the resources itself. Some market players even made it worst, they’re playing the price for self profit. A quick review of the rapidly growing literature on biofuels and many initiatives looking for alternative energy sources shows an [...]