• Thumbnail for Utility frequency
    The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the nominal frequency of the oscillations of alternating...
    46 KB (5,521 words) - 08:08, 23 October 2024
  • 60 Hz is a frequency that may refer to: the utility frequency (power line frequency) in the Americas and parts of Asia the frame rate of video broadcasts...
    274 bytes (71 words) - 22:07, 3 April 2021
  • Thumbnail for Frequency changer
    frequency to another, when two adjacent power grids operate at different utility frequency. A variable-frequency drive (VFD) is a type of frequency changer...
    5 KB (632 words) - 04:00, 1 December 2023
  • Thumbnail for Mains electricity
    incompatible voltage and frequency requirements. In the US, mains electric power is referred to by several names including "utility power", "household power"...
    29 KB (3,652 words) - 14:17, 24 October 2024
  • Regulations, CHAPTER II – Frequencies, ARTICLE 5 Frequency allocations, Section IV – Table of Frequency Allocations "TF.460 : Standard-frequency and time-signal...
    17 KB (1,131 words) - 21:12, 8 July 2024
  • Thumbnail for 25 kV AC railway electrification
    especially for high-speed rail. It is usually supplied at the standard utility frequency (typically 50 or 60 Hz), which simplifies traction substations. The...
    23 KB (2,628 words) - 22:49, 9 November 2024
  • Thumbnail for Pulse-width modulation
    times a minute in an electric stove; 100 or 120 Hz (double of the utility frequency) in a lamp dimmer; between a few kilohertz (kHz) and tens of kHz for...
    29 KB (3,918 words) - 17:41, 13 September 2024
  • operating at utility frequency, but it can be smaller and more efficient than a conventional transformer because it operates at high frequency. The main...
    3 KB (298 words) - 06:23, 28 July 2024
  • Thumbnail for Solar inverter
    variable direct current (DC) output of a photovoltaic solar panel into a utility frequency alternating current (AC) that can be fed into a commercial electrical...
    57 KB (6,906 words) - 18:04, 27 October 2024
  • develops products aimed at utility frequency regulation for power grid operations. The storage systems are designed to help utilities match supply with varying...
    10 KB (755 words) - 14:08, 8 August 2024
  • Thumbnail for 576i
    line analogue television in most countries of the world where the utility frequency for electric power distribution is 50 Hz. Because of its close association...
    10 KB (1,236 words) - 14:35, 29 September 2024
  • Thumbnail for Wattmeter
    wattmeters are used for measurement of utility frequency and audio frequency power; other types are required for radio frequency measurements. A wattmeter reads...
    10 KB (1,270 words) - 00:14, 26 January 2024
  • Thumbnail for 525 lines
    frames per second. It was eventually adopted by countries using 60 Hz utility frequency as TV broadcasts resumed after World War II. With the introduction...
    5 KB (461 words) - 07:50, 11 October 2024
  • Thumbnail for Induction heating
    semiconductor industry for the heating of silicon and other semiconductors. Utility frequency (50/60 Hz) induction heating is used for many lower-cost industrial...
    16 KB (2,163 words) - 23:14, 13 August 2024
  • Thumbnail for 625 lines
    frames per second. It was eventually adopted by countries using 50 Hz utility frequency as regular TV broadcasts resumed after World War II. With the introduction...
    15 KB (965 words) - 09:25, 11 November 2024
  • Thumbnail for Wide area synchronous grid
    that has regional scale or greater that operates at a synchronized utility frequency and is electrically tied together during normal system conditions...
    24 KB (1,930 words) - 17:50, 4 November 2024
  • Thumbnail for Alternating current
    lagging current Mains electricity by country AC power plugs and sockets Utility frequency War of the currents AC/DC receiver design N. N. Bhargava & D. C. Kulshreshtha...
    49 KB (6,096 words) - 11:56, 9 November 2024
  • Thumbnail for Digital clock
    technology Powerline synchronized Synchronous Motor and the Master Clock Utility frequency Synchronous motor Electronic Quartz clock Atomic clock Radio clock...
    11 KB (1,173 words) - 07:52, 6 November 2024
  • Thumbnail for Grid balancing
    power by slowing down causing the utility frequency (either 50 or 60 hertz) to increase or decrease. However, the frequency cannot deviate too much from the...
    5 KB (599 words) - 00:52, 6 August 2024
  • Nameplate capacity Peak demand Power factor Power-flow study Repowering Utility frequency Variability Vehicle-to-grid Sources Generation AC power Cogeneration...
    782 bytes (48 words) - 06:14, 7 April 2024
  • Thumbnail for Electrical grid
    year. Neighboring utilities also help others to maintain the overall system frequency and also help manage tie transfers between utility regions. Electricity...
    53 KB (6,825 words) - 19:57, 7 November 2024
  • Thumbnail for Quartz clock
    keep time. This crystal oscillator creates a signal with very precise frequency, so that quartz clocks and watches are at least an order of magnitude...
    51 KB (5,420 words) - 23:10, 30 September 2024
  • to be driven at 50–60 Hz (utility frequency), while those for marine or aviation use tend to operate at 400 Hz (the frequency of the on-board generator...
    7 KB (980 words) - 23:59, 19 May 2024
  • Thumbnail for Power inverter
    high-frequency AC, Utility frequency conversion - if a user in (say) a 50 Hz country needs a 60 Hz supply to power equipment that is frequency-specific...
    49 KB (6,518 words) - 19:51, 2 September 2024
  • Thumbnail for Electric clock
    mantel and desk clocks. Synchronous clocks rely on the 50 or 60 Hz utility frequency of the AC electric power grid as a timing source, by driving the clock...
    21 KB (2,647 words) - 12:09, 8 October 2024
  • Thumbnail for Electric generator
    required utility frequency. Mechanical speed-regulating devices may waste a significant fraction of the input energy to maintain a required fixed frequency. Where...
    32 KB (3,870 words) - 15:24, 2 November 2024
  • Thumbnail for Artifact (error)
    but are not limited to: light sources; monitoring equipment issues; utility frequency (50 Hz and 60 Hz); or undesired electrophysiological signals such...
    6 KB (676 words) - 13:19, 6 May 2024
  • cobalt-60 (60Co) is a radioactive isotope of cobalt. The electrical utility frequency in western Japan, South Korea, Taiwan, the Philippines, the United...
    9 KB (1,146 words) - 17:05, 11 November 2024
  • Thumbnail for Fuji River
    River also marks the divide of Japan's electrical grid, with the utility frequency of 50 hertz to the east, and 60 hertz to the west. The view of the...
    4 KB (410 words) - 02:56, 20 November 2023
  • Thumbnail for Uninterruptible power supply
    direct current (DC) output of a photovoltaic (PV) solar panel into a utility frequency alternating current (AC) that can be fed into a commercial electrical...
    49 KB (6,139 words) - 02:47, 23 October 2024