• energy factor is a metric used in the United States to compare the energy conversion efficiency of residential appliances and equipment. The energy factor...
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  • Thumbnail for Q factor
    the ratio of the initial energy stored in the resonator to the energy lost in one radian of the cycle of oscillation. Q factor is alternatively defined...
    32 KB (3,913 words) - 12:27, 2 June 2024
  • universe. Using the dimensionless scale factor to characterize the expansion of the universe, the effective energy densities of radiation and matter scale...
    13 KB (1,938 words) - 04:05, 9 June 2024
  • Thumbnail for Capacity factor
    capacity factor is the unitless ratio of actual electrical energy output over a given period of time to the theoretical maximum electrical energy output...
    29 KB (2,864 words) - 05:05, 30 August 2024
  • stored energy in the load returns to the source on each cycle. When the power factor is 1, referred to as the unity power factor, all the energy supplied...
    42 KB (5,466 words) - 06:47, 3 September 2024
  • types of factors: primary, secondary and "tertiary". The previously mentioned primary factors are land, labour and capital. Materials and energy are considered...
    25 KB (3,101 words) - 13:18, 30 August 2024
  • Thumbnail for Fusion energy gain factor
    A fusion energy gain factor, usually expressed with the symbol Q, is the ratio of fusion power produced in a nuclear fusion reactor to the power required...
    30 KB (4,165 words) - 03:25, 29 August 2024
  • Thumbnail for Water heating
    energy factor of at least 60% (for 50-US-gallon units, higher for smaller units), increased from the pre-2015 minimum standard of 58% energy factor for...
    45 KB (6,182 words) - 12:36, 9 June 2024
  • Thumbnail for Energy
    kilocalories, which require a conversion factor when expressed in SI units. The SI unit of energy rate (energy per unit time) is the watt, which is a joule...
    59 KB (7,422 words) - 18:52, 28 August 2024
  • Thumbnail for Energy Star
    Star rating for an energy factor of 1.4 or higher. Thus a higher-capacity but non-Energy Star rated dehumidifier may be a more energy efficient alternative...
    43 KB (3,973 words) - 21:53, 26 June 2024
  • used in physics as a scale factor for energy values in molecular-scale systems (sometimes it is used as a unit of energy), as the rates and frequencies...
    3 KB (311 words) - 19:28, 4 May 2024
  • Reports, the journal has a 2021 impact factor of 16.799. The journal considers articles based on the themes of energy resources, applications, utilization...
    2 KB (84 words) - 12:52, 4 August 2023
  • In physics, the dissipation factor (DF) is a measure of loss-rate of energy of a mode of oscillation (mechanical, electrical, or electromechanical) in...
    5 KB (628 words) - 05:22, 23 February 2024
  • Thumbnail for Solar-cell efficiency
    significantly lower: 175 kWh annual energy yield in southern England under the same conditions. Several factors affect a cell's conversion efficiency...
    49 KB (5,937 words) - 11:05, 9 August 2024
  • the Journal Citation Reports, the journal has a 2022 impact factor of 6.7. "Solar Energy". 2022 Journal Citation Reports (Science ed.). Clarivate. 2023...
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  • structure Load factor (electrical), the average power divided by the peak power over a period of time Capacity factor, the ratio of actual energy output to...
    822 bytes (151 words) - 13:45, 4 June 2019
  • The Lorentz factor or Lorentz term (also known as the gamma factor) is a quantity expressing how much the measurements of time, length, and other physical...
    13 KB (1,691 words) - 17:42, 29 August 2024
  • Thumbnail for Washing machine
    Energy Star program compares and lists energy-efficient clothes washers. Certified Energy Star units can be compared by their Modified Energy Factor (MEF)...
    106 KB (12,546 words) - 22:49, 4 September 2024
  • Elsevier. According to the Journal Citation Reports, Energy Policy has a 2022 impact factor of 9.0. "Energy Policy". 2022 Journal Citation Reports. Web of Science...
    1 KB (56 words) - 12:50, 30 August 2023
  • to the Journal Citation Reports, the journal has a 2022 impact factor of 9.0. "Energy". 2022 Journal Citation Reports (Science ed.). Clarivate. 2023 –...
    2 KB (66 words) - 16:17, 30 September 2023
  • journal has a 2021 impact factor of 11.446, ranking it 6 out of 143 journals in the category "Engineering, Chemical". "Applied Energy". Elsevier. "Acta Materialia"...
    2 KB (110 words) - 13:06, 27 April 2023
  • Thumbnail for Utilization factor
    amount of energy used divided by the maximum possible to be used. These definitions are equivalent. In electrical engineering, utilization factor, k u {\displaystyle...
    2 KB (265 words) - 06:53, 12 July 2022
  • index EEM—Energy Efficient Mortgage EER—energy efficiency ratio EF—energy factor (clothes washers) EIM—Energy Improvement Mortgage ERV—energy-recovery...
    44 KB (4,979 words) - 09:02, 7 August 2024
  • Thumbnail for 80 Plus
    80 Plus (category Energy conservation)
    promote efficient energy use in computer power supply units (PSUs). Certification is acquirable for products that have more than 80% energy efficiency at...
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  • In energy monitoring and targeting, a driving factor is something recurrent and measurable whose variation explains variation in energy consumption. The...
    2 KB (199 words) - 21:06, 5 November 2020
  • Thumbnail for TNT equivalent
    magnitude (energy) Relative effectiveness factor Table of explosive detonation velocities Ton Tonne Tonne of oil equivalent, a unit of energy almost exactly...
    60 KB (3,311 words) - 22:21, 26 August 2024
  • Thumbnail for Nuclear chain reaction
    absorbed by a non-multiplying material before it reaches thermal energy. The bounds of this factor are 0 and 1, with a value of 1 describing a system for which...
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  • The diversity factor provides a correction factor to use, resulting in a lower total power load for the ten AC units. If the energy balance done for...
    5 KB (732 words) - 18:42, 6 March 2024
  • Sebastian Shaw (character) (category Fictional characters with energy-manipulation abilities)
    adversary of the X-Men. A mutant, Shaw possesses the ability to absorb energy and transform it into his own raw strength. He is the leader of the New...
    37 KB (4,967 words) - 02:05, 13 August 2024
  • activation energy and temperature range. The e − E a R T {\displaystyle e^{\frac {-E_{a}}{RT}}} factor denotes the fraction of molecules with energy greater...
    21 KB (2,788 words) - 21:20, 24 April 2024