Term
| in high humidity, _________________ is key. |
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Definition
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Term
| in areas with, or during periods of, low humidity, ___________ and ______________ can be beneficial |
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Definition
| night flush cooling and night radiation |
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Term
| reason for the flow of air: |
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Definition
natural convection currents caused by differences in temp.
or
difference in pressure |
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Term
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Definition
1. laminar (parallel)
2. separated (varying speeds)
3. turbulent (interrupted)
4. eddy (circ. pools) |
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Term
TRUE or FALSE:
Since air flow has some mass, moving air tends to go in a straight line.
When forced to change direction, air streams will follow curves but never right angles. |
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Definition
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Term
TRUE or FALSE:
Lines representing air streams should be drawn with broken lines |
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Definition
| FALSE (should be drawn as continuous) |
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Term
| As air hits the windward side of a building, it _________________________ |
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Definition
| compresses and creates positive pressure |
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Term
| air is sucked away from the leeward side of the building creating ___________ |
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Definition
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Term
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Definition
| an increase in the velocity of a fluid decreases its static pressure (i.e. its dynamic pressure increases) |
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Term
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Definition
| air velocity increased by the shape of the roof |
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Term
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Definition
can exhaust air from a building by the action of natural convection
can be combined with the Bernoulli effect to create good vertical ventilation |
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