down-feed system

[′dau̇n ‚fēd ‚sis·təm] (mechanical engineering) In a heating or cooling system, a piping arrangement in which the fluid is circulated through supply mains that are located above the levels of the units they serve.

down-feed system

1. A piping arrangement for a heating (or air-conditioning or refrigeration) system, in which the heating (or cooling) fluid is circulated through supply mains that are above the levels of the heating (or cooling) units they serve. 2. A water distribution system in which the water distribution main is located at the top of the pressure zone; the distribution-main supplies the risers that distributes water downward to the lowest point of the zone.

单词	down-feed system
释义	down-feed system down-feed system [′dau̇n ‚fēd ‚sis·təm] (mechanical engineering) In a heating or cooling system, a piping arrangement in which the fluid is circulated through supply mains that are located above the levels of the units they serve. down-feed system 1. A piping arrangement for a heating (or air-conditioning or refrigeration) system, in which the heating (or cooling) fluid is circulated through supply mains that are above the levels of the heating (or cooling) units they serve. 2. A water distribution system in which the water distribution main is located at the top of the pressure zone; the distribution-main supplies the risers that distributes water downward to the lowest point of the zone.
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