convection convection  /kən ˈvɛk ʃən/


  1. (n) the transfer of heat through a fluid (liquid or gas) caused by molecular motion
  2. (n) (meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere


  1. As connoisseurs of their local dish, Beijingers love to debate the merits of convection roasters over peach-wood ovens, or to quibble over sauce recipes.
  2. Most building insulation simply reduces heat transfer through conduction and convection.
  3. Adjacent cylinders rotate in opposite directions in the 250,000-mile-deep solar convection zone and gradually migrate toward the equator.


  1. Showers and thunderstorms for the Beartooth and Absaroka foothills

    BILLINGS - A few changes as we look at the forecast for this evening. Due to day time heating and increased convection a few isolated showers and thunderstorms are going to be hanging around the Beartooth and Absaroka mountains through midnight. Some lightning is showing up on our Doppler radar.
    on June 10, 2013     Source: KTVQ Billings

  2. Open-Frame 120 W DC/DC Converters feature 20 kV isolation.

    Developed for powering electronic circuits, DIO 120 Series accepts 24 or 48 Vdc input and delivers single 12, 15, or 24 Vdc output (5 A current limit). Other inputs and outputs, as well as built-in redundancy diode for parallel and N+1 operation, are available upon request. Tested for corona extinction at 10 kVrms min and Hi-Pot tested for 20 kVrms, convection-cooled converters offer protection ...
    on June 5, 2013     Source: ThomasNet

Wiki Images for convection

definition of convection
meaning of convection


  • "You're looking at surface convection and flow, and studying it in a way you couldn't possibly do on the ground," said Gregory Chamitoff, a mission specialist who will fly aboard Discovery and stay at the orbital lab for a six-month mission....
    on May 27, 2008 By: Gregory Chamitoff Source:

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