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A premium efficiency electric motor: more than 90% (see Main Article: Premium efficiency). A large power transformer used in the electrical grid may have efficiency of more than 99%. Early 19th century transformers were much less efficient, wasting up to a third of the energy passing through them. [citation needed]
Each multipurpose science laboratory possesses a number of core capabilities and facilities that enable a wide range of multidisciplinary research. Each of the single program science laboratories focuses its research on fundamental research in a particular field of physical science.
High-energy-density physics (HEDP) is a subfield of physics intersecting condensed matter physics, nuclear physics, astrophysics and plasma physics.It has been defined as the physics of matter and radiation at energy densities in excess of about 100 GJ/m 3 equivalent to pressures of about 1 Mbar (or roughly 1 million times atmospheric pressure).
The electricity is then converted into light energy by the electrical arc (electrode efficiency and discharge efficiency). The light is then transferred to a fluorescent coating that only absorbs suitable wavelengths, with some losses of those wavelengths due to reflection off and transmission through the coating (transfer efficiency).
Efficient energy use, or energy efficiency, is the process of reducing the amount of energy required to provide products and services. There are many technologies and methods available that are more energy efficient than conventional systems.
Energy efficiency may refer to: Energy efficiency (physics), the ratio between the useful output and input of an energy conversion process Electrical efficiency, useful power output per electrical power consumed; Mechanical efficiency, a ratio of the measured performance to the performance of an ideal machine
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Energy quality is a measure of the ease with which a form of energy can be converted to useful work or to another form of energy: i.e. its content of thermodynamic free energy. A high quality form of energy has a high content of thermodynamic free energy, and therefore a high proportion of it can be converted to work; whereas with low quality ...