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Chapter 4 EFFICIENCY OF ENERGY CONVERSION

Chapter 4 EFFICIENCY OF ENERGY CONVERSIONThe National ENERGY Strategy reflects a National commitment to greater EFFICIENCY in everyelement of ENERGY production and use. Greater ENERGY EFFICIENCY can reduce ENERGY costs toconsumers, enhance environmental quality, maintain and enhance our standard of living,increase our freedom and ENERGY security, and promote a strong economy.(National ENERGY Strategy, Executive Summary, 1991/1992)Increased ENERGY EFFICIENCY has provided the Nation with significant economic,environmental, and security benefits over the past 20 years. To make further progresstoward a sustainable ENERGY future, Administration policy encourages investments inenergy EFFICIENCY and fuel flexibility in key economic sectors.

energy output and energy input for some common energy conversion devices. Figures 4-2 and 4-3 are illustrations of how to use the information provided in Table 4-1 for the case of two ubiquitous devices, an electric motor and a furnace. We may know, or may be

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