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  2. 80 Plus - Wikipedia

    en.wikipedia.org/wiki/80_Plus

    For a given power supply, efficiency varies depending on how much power is being delivered. Supplies are typically most efficient at between half and three-quarters load, much less efficient at low load, and somewhat less efficient at maximum load. Older ATX power supplies were typically 60% to 75% efficient. To qualify for 80 Plus, a power ...

  3. Power Finance Corporation - Wikipedia

    en.wikipedia.org/wiki/Power_Finance_Corporation

    Power Finance Corporation Ltd. (PFC) is an Indian public sector company engaged in infrastructure finance activities. Established in 1986, it provides financing for the Indian power sector and is under the admistrative control of the Ministry of Power, Government of India. [2] PFC was classified as a 'Maharatna' enterprise on 12 October 2021.

  4. Power factor - Wikipedia

    en.wikipedia.org/wiki/Power_factor

    Specifications taken from the packaging of a 610 W PC power supply showing active PFC rating. Active PFC is the use of power electronics to change the waveform of current drawn by a load to improve the power factor. [25] Some types of the active PFC are buck, boost, buck-boost and synchronous condenser. Active power factor correction can be ...

  5. List of refrigerants - Wikipedia

    en.wikipedia.org/wiki/List_of_refrigerants

    The table is sortable by each of the following refrigerant properties (scroll right or reduce magnification to view more properties): Type/prefix (see legends); ASHRAE number

  6. NIFTY Next 50 - Wikipedia

    en.wikipedia.org/wiki/NIFTY_Next_50

    The NIFTY Next 50 is a stock market index provided and maintained by NSE Indices.It represents the next rung of liquid securities after the NIFTY 50.It consists of 50 companies representing approximately 10% of the traded value of all stocks on the National Stock Exchange of India.

  7. List of energy abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_energy_abbreviations

    The following table lists a number of terms that are used in the United States for residential energy audits. AFUE—annual fuel utilization efficiency; BTL—building tightness limit (building tightness) CDH—cooling degree hours (climate) CFL—compact fluorescent light; COP—coefficient of performance; CRI—color rendering index