ducting


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Related to ducting: Tropospheric ducting

ducting

[′dək·tiŋ]
(geophysics)
An atmospheric condition in the troposphere in which temperature inversions cause microwave beams to refract up and down between two air layers, so that microwave signals travel 10 or more times farther than the normal line-of-sight limit. Also known as superrefraction; tropospheric ducting.
References in periodicals archive ?
The FEA approach can then be used in future efforts to make the ASHRAE Handbook more comprehensive and to better evaluate the wide variety of HVAC ducting schemes in industry.
The bend should be located at or near the mid-length of the ducting.
Intake ducting starts with the large main duct, which goes from the blower to the cooling coil, then to the flow control device (if there is one), and then to the distributor, which splits the airflow into a number of smaller pipes in a circle around the die.
These include leaking joints and seams and over-use of flexible ducting, which can't withstand high pressure and vacuum in the system and collapses.
Your home's duct system, a branching network of ducting in the walls, floors and ceilings, carries the air from your home's furnace to each room.
Fiberglass in ducting - it's a real concern,'' Dennis Martinez, program manager overseeing all BB bond work, told a citizen's oversight committee recently.
To vent your dryer properly, the use of four-inch-diameter, smooth-walled rigid metal ducting is advised.
built light trucks as another entry point for 3D ducting in the region.
The transition was 7'-4" long, creating a slope ratio of 1:4 from the fan ducting to the test duct section.
Another focus for blow molding is heating, ventilating, and air-conditioning (HVAC) reservoirs and ducting.