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  2. Bus duct - Wikipedia

    en.wikipedia.org/wiki/Bus_duct

    5000 ampere copper and 4000 A aluminium bus ducts. In electric power distribution, a bus duct (also called busway) typically uses sheet metal, welded metal [1] ...

  3. Busbar - Wikipedia

    en.wikipedia.org/wiki/Busbar

    In electric power distribution, a busbar (also bus bar) is a metallic strip or bar, typically housed inside switchgear, panel boards, and busway enclosures for local high current power distribution. They are also used to connect high voltage equipment at electrical switchyards, and low-voltage equipment in battery banks .

  4. Electrical busbar system - Wikipedia

    en.wikipedia.org/wiki/Electrical_busbar_system

    Enclosure comparison with normal wiring & with busbar system. Electrical busbar systems [1] (sometimes simply referred to as busbar systems) are a modular approach to electrical wiring, where instead of a standard cable wiring to every single electrical device, the electrical devices are mounted onto an adapter which is directly fitted to a current carrying busbar.

  5. Current collector - Wikipedia

    en.wikipedia.org/wiki/Current_collector

    Trolley pole wheel on top of the trolley pole of Twin City Rapid Transit Company No. 1300. A current collector (often called a "pickup") is a device used in trolleybuses, trams, electric locomotives and EMUs to carry electric power from overhead lines, electric third rails, or ground-level power supplies to the electrical equipment of the vehicles.

  6. List of 4000-series integrated circuits - Wikipedia

    en.wikipedia.org/wiki/List_of_4000-series...

    The following is a list of CMOS 4000-series digital logic integrated circuits.In 1968, the original 4000-series was introduced by RCA.Although more recent parts are considerably faster, the 4000 devices operate over a wide power supply range (3V to 18V recommended range for "B" series) and are well suited to unregulated battery powered applications and interfacing with sensitive analogue ...

  7. Best value procurement - Wikipedia

    en.wikipedia.org/wiki/Best_value_procurement

    Best value procurement (BVP) is a procurement method that looks at factors other than only price, such as quality and expertise, when selecting vendors or contractors. [1] [2] [3]

  8. Nodal admittance matrix - Wikipedia

    en.wikipedia.org/wiki/Nodal_admittance_matrix

    Each bus in a real power system is usually connected to only a few other buses through the transmission lines. [1] The nodal admittance matrix is used in the formulation of the power flow problem . Construction from a single line diagram

  9. Shop drawing - Wikipedia

    en.wikipedia.org/wiki/Shop_drawing

    The automatic clash detection identified several clashes that were missed by the subcontractors, who were performing this task manually. Also, the manual clash detection identified clashes which could not possibly be found by the automatic clash detection software, since one of the clashing objects (e.g. cable trays) was not modeled in the BIM.