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  • Thumbnail for Condensing steam locomotive
    maintaining a vacuum to improve both efficiency and power. Unlike the surface condenser often used on a steam turbine or marine steam engine, the condensing apparatus...
    13 KB (1,638 words) - 21:23, 11 August 2024
  • Thumbnail for Vacuum distillation
    under a vacuum to lower its boiling point and has a heat source applied, allowing the fresh water to boil off and be condensed. The condensing of the water...
    15 KB (1,755 words) - 11:50, 13 April 2024
  • Thumbnail for Zero-point energy
    zero-point fields. In quantum field theory this combination of fields is called the vacuum state, its associated zero-point energy is called the vacuum energy...
    209 KB (26,936 words) - 19:57, 2 September 2024
  • Thumbnail for Sublimation (phase transition)
    compounds re-condensing along the tube according to their different volatilities, and non-volatile compounds remaining in the hot end. Vacuum sublimation...
    23 KB (2,360 words) - 23:25, 2 September 2024
  • Thumbnail for Pressure measurement
    greater than total vacuum is technically a form of pressure. For very low pressures, a gauge that uses total vacuum as the zero point reference must be...
    74 KB (9,894 words) - 01:28, 28 July 2024
  • Thumbnail for Distillation
    than the boiling point of the liquid at standard pressure, and the distillate only has to travel a short distance before condensing. A short path ensures...
    71 KB (8,809 words) - 22:53, 26 August 2024
  • Thumbnail for Vacuum
    A vacuum (pl.: vacuums or vacua) is space devoid of matter. The word is derived from the Latin adjective vacuus (neuter vacuum) meaning "vacant" or "void"...
    67 KB (7,594 words) - 04:53, 13 August 2024
  • A vacuum ejector, or simply ejector is a type of vacuum pump, which produces vacuum by means of the Venturi effect. In an ejector, a working fluid (liquid...
    8 KB (1,196 words) - 17:21, 4 September 2024
  • Work function (category Vacuum)
    work (i.e., energy) needed to remove an electron from a solid to a point in the vacuum immediately outside the solid surface. Here "immediately" means that...
    31 KB (3,657 words) - 12:42, 24 May 2024
  • Thumbnail for Watt steam engine
    used steam to draw water directly from a well by means of a vacuum created by condensing steam. The appliance was also proposed for draining mines, but...
    29 KB (3,896 words) - 04:53, 20 July 2024
  • Thumbnail for Reflow oven
    a heat transfer liquid (e. g. PFPE) condensing on the PCBs. The liquid used is chosen with a desired boiling point in mind to suit the solder alloy to...
    7 KB (878 words) - 15:05, 18 August 2024
  • Cryopump (category Vacuum pumps)
    A cryopump or a "cryogenic pump" is a vacuum pump that traps gases and vapours by condensing them on a cold surface, but are only effective on some gases...
    9 KB (1,216 words) - 14:48, 11 July 2024
  • Thumbnail for Vacuum evaporation
    Vacuum evaporation is the process of causing the pressure in a liquid-filled container to be reduced below the vapor pressure of the liquid, causing the...
    6 KB (641 words) - 14:24, 27 July 2024
  • Thumbnail for History of the steam engine
    pressure, i.e. 40-50 psi (276-345 kPa), the point being that the high-pressure engine in question was non-condensing, driven solely by the expansive power of...
    54 KB (6,832 words) - 03:01, 30 August 2024
  • Thumbnail for Vacuum pump
    A vacuum pump is a type of pump device that draws gas particles from a sealed volume in order to leave behind a partial vacuum. The first vacuum pump was...
    39 KB (4,578 words) - 09:08, 14 August 2024
  • Thumbnail for Injector
    or an aspirator. An ejector operates on similar principles to create a vacuum feed connection for braking systems etc. The motive fluid may be a liquid...
    21 KB (2,923 words) - 08:17, 7 February 2024
  • Thumbnail for Cold trap
    Cold trap (category Vacuum systems)
    In vacuum applications, a cold trap is a device that condenses all vapors except the permanent gases (hydrogen, oxygen, and nitrogen) into a liquid or...
    6 KB (730 words) - 20:49, 24 August 2024
  • Thumbnail for Vacuum interrupter
    preventing any contact material vaporized during an arc from condensing on the inside of the vacuum envelope. This would reduce the insulation strength of the...
    17 KB (2,303 words) - 16:27, 6 June 2024
  • portion of the condensed overhead product that is returned to the tower. The reflux flowing downwards provides the cooling required for condensing the vapors...
    18 KB (2,349 words) - 18:40, 11 July 2024
  • Thumbnail for Surface condenser
    other than the condensing of steam turbine exhaust in power plants. In thermal power plants, the purpose of a surface condenser is to condense the exhaust...
    13 KB (1,856 words) - 07:11, 9 August 2024
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