Ice And Rain Protection Flashcards
0
Q
Icing condition
A
2- -20 C
1
Q
Known icing conditions
A
Forecast or reported
2
Q
Orographic and wave clouds water content
A
High liquid content
3
Q
Cirrus clouds
A
Mostly ice crystals
Won’t result in icing
4
Q
Freezing rain
A
Defined as droplets that are >500 micrometers
Severe icing
5
Q
Clear ice
A
Close to freezing point with lots of aqua
Appears glossy and transparent
May form horns
6
Q
Rime ice
A
Cold temp lower amount of liquid water
Rough milky and opaque
7
Q
Ice reduces lift by
A
30-50 %
8
Q
Ice increase stall speed by
A
1/2 decrease in Clmax
9
Q
Ice increase drag by
A
100-200 percent
10
Q
Anti ice
A
Prevents formation
11
Q
Deice
A
Remove after formed
12
Q
Types of systems
A
Chemical
Thermal
Mechanical
13
Q
Cape air prop deice
A
Anti ice system on before 40F
