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Search: Posts Made By: Mikeyb
Forum: Propellers 09-14-2022, 10:20 PM
Replies: 13
Views: 2,369
Posted By Mikeyb
These props go to coarse pitch with increasing...

These props go to coarse pitch with increasing pressure. The purpose of this test was to verify that the prop would go coarse at idle in case of an engine out windmilling prop and how it would effect...
Forum: Propellers 09-14-2022, 10:23 AM
Replies: 13
Views: 2,369
Posted By Mikeyb
Another Hartzell Composite data point

Glide test with prop set to fine/coarse limits
Vans IO-360 m1b and prop
PCU5000X governor
RV8-1440# solo
5500-3500 ft altitude
70F OAT
Level flight at 88 MPH to Idle.
Maintain 88MPH in decent
No...
Forum: Propellers 04-21-2022, 12:35 PM
Replies: 13
Views: 2,369
Posted By Mikeyb
Itís amazing how little quantitative data there...

Itís amazing how little quantitative data there is on this particular choice.
I used the composite for the reasons mentioned previously and more but donít have anything to compare it to. There are...
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