Question

an input of heat energy

Answer 1

Answer:

In a general sense, energy inputs include energy equivalents of machinery depreciation, energy to heat the digestors, and electricity to operate the equipment. It may also include allowances for the collection, transportation, and preparation of the biomass waste and for the storage of the gas.

Answer 2

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Input refers to the amount of energy put into a device, and output refers to the amount of energy that comes out. ... For example, a light bulb's input energy is the form of electrical energy, and its output energy is in the form of light and heat.