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  2. Pressure tank - Wikipedia

    en.wikipedia.org/wiki/Pressure_tank

    Case 2 is a tank in use, with the air pressure at pressure P (gauge) and a water volume of V. Referring to the diagram on the right, a pressure tank is generally pressurized when empty with a "charging pressure" P c, which is usually about 2 psi below the turn-on pressure P lo (Case 1). The total volume of the tank is V t.

  3. Jacketed vessel - Wikipedia

    en.wikipedia.org/wiki/Jacketed_vessel

    Pipes are split lengthwise, usually with an included angle of 180 degrees (split evenly down the middle) or 120 degrees, then wound around the vessel and welded in place. Dimple Jackets. A thin external shell is affixed to the vessel shell with spot welds located in a regular pattern, often about 50 mm on center both horizontally and vertically.

  4. Oil well control - Wikipedia

    en.wikipedia.org/wiki/Oil_well_control

    Pump pressure, which is also referred to as system pressure loss, is the sum total of all the pressure losses from the oil well surface equipment, the drill pipe, the drill collar, the drill bit, and annular friction losses around the drill collar and drill pipe. It measures the system pressure loss at the start of the circulating system and ...

  5. Pressure vessel - Wikipedia

    en.wikipedia.org/wiki/Pressure_vessel

    The ASME definition of a pressure vessel is a container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. [2]The Australian and New Zealand standard "AS/NZS 1200:2000 Pressure equipment" defines a pressure vessel as a vessel subject to internal or external pressure, including connected components and accessories up to the connection to external ...

  6. Relief well - Wikipedia

    en.wikipedia.org/wiki/Relief_well

    In flood control, a different type of relief well is used adjacent to earthen levees to relieve the pressure on the lake or river side of the levee and thus to prevent the collapse of the levee. The greater flow of water in the water source, typically during a flood, creates a pressure gradient such that more water infiltrates the soil of the ...

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    mail.aol.com

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  8. Vacuum insulated evaporator - Wikipedia

    en.wikipedia.org/wiki/Vacuum_insulated_evaporator

    Diagram showing the components of a VIE system. A photo showing a VIE system. A vacuum insulated evaporator (VIE) is a form of pressure vessel that allows the bulk storage of cryogenic liquids including oxygen , nitrogen and argon for industrial processes and medical applications.

  9. LSWR 0298 Class - Wikipedia

    en.wikipedia.org/wiki/LSWR_0298_Class

    The London and South Western Railway (LSWR) 0298 Class or Beattie Well Tank is a class of British steam locomotive. They are 2-4-0 WT s, originally built between 1863 and 1875 for use on passenger services in the suburbs of London , but later used on rural services in South West England .