62 resultaten gevonden voor 'energy efficiency'
energy efficiency
measure of
energy efficiency
ratio or other quantitative relationship between an output of performance, service, goods or energy, and an input of energy
efficiency
relationship between the result achieved and the resources used
material efficiency
minimization of the use of (natural) resources by maximizing the lifetime of products (3.2.5) through optimized material circulation (3.2.12) strategies
material efficiency
ratio or other quantitative relationship between an output of performance, products or service and an input of material
eco-efficiency
aspect of sustainability relating the environmental performance (3.2.27) of a product system (3.5.1) to its product system value (3.5.5)
primary energy
that has not been subjected to any conversion or transformation process (3.1.5)
process energy
energy input required for operating the process (3.1.9) or equipment within a unit process (3.6.9), excluding energy inputs for production and delivery of the process energy itself
energy cost
cost for electricity, fuels, steam, heat, compressed air and other like media
energy recovery
production of useful energy through direct and controlled combustion or other processing of waste