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Search: Posts Made By: RichPa
Showing results 1 to 23 of 23
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Forum: Tech Log
21st Mar 2013, 16:14
Replies: 7
Views: 2,922
Posted By RichPa

Right, I was referring to the effects of cold...

Right, I was referring to the effects of cold soaked fuel on aerodynamic surfaces, of crouse in icing conditions. As far as I one, in these conditions, frost due to cold soaked wing is an issue on...
Forum: Tech Log
21st Mar 2013, 13:50
Replies: 7
Views: 2,922
Posted By RichPa

Cold soaked wing inflight

Do you have any experience with cold soaked wings inflight? Is this possible or body kinetic/fuel heating makes this improbable inflight? Is it probable during descent after a prolonged flight at...
Forum: Tech Log
20th Mar 2013, 12:39
Replies: 11
Views: 12,049
Posted By RichPa

Thanks so much. Actually, as I can see, there...

Thanks so much. Actually, as I can see, there are, fortunately, very rare such occurences. Found the C-130 picture: http://1000aircraftphotos.com/Contributions/Hanisko/3482L.jpg

Just curious, does...
Forum: Tech Log
18th Mar 2013, 14:43
Replies: 11
Views: 12,049
Posted By RichPa

Thanks. Yeah, looked on ASN, actually found just...

Thanks. Yeah, looked on ASN, actually found just old accidents like those one you posted. I'm more interested in recent accidents if there were any in the last 20 yrs.
Forum: Tech Log
18th Mar 2013, 11:43
Replies: 11
Views: 12,049
Posted By RichPa

Turboprop prop/blade separation accidents

I need some help, if you know any accidents involving transport turboprop regarding propeller (blade) separation or major propeller failure, please point them out to me, thanks guys.

The one I...
Forum: Tech Log
17th Mar 2013, 19:25
Replies: 746
Views: 210,240
Posted By RichPa

:eek:Were they jammed above idle?

:eek:Were they jammed above idle?
Forum: Tech Log
17th Mar 2013, 17:21
Replies: 746
Views: 210,240
Posted By RichPa

I just can't think what if the engine wasn't at...

I just can't think what if the engine wasn't at idle, the outcome of not being able to shut it down it had been really serious.
Forum: Tech Log
17th Mar 2013, 16:14
Replies: 746
Views: 210,240
Posted By RichPa

Thank you very much for your answer. I guess it...

Thank you very much for your answer. I guess it is designed that it is better to run in case of malfunction in the air instead of inadvertently shutting off, right?

But even using the fire switch...
Forum: Tech Log
17th Mar 2013, 15:43
Replies: 746
Views: 210,240
Posted By RichPa

Sorry for asking this, it would be impossible for...

Sorry for asking this, it would be impossible for me to read this huge thread, could someone explain to me how it was possible that the engine can not be stopped by any method after landing? Is this...
Forum: Tech Log
12th Mar 2013, 16:02
Replies: 2
Views: 957
Posted By RichPa

Crew oxygen and electrical failure

Sorry guys, no big jets experience here, do you need electrics to use the crew oxygen? I mean, in case of total electrical failure, are you still able to use the oxygen masks or do you nead at least...
Forum: Tech Log
8th Mar 2013, 16:19
Replies: 15
Views: 4,907
Posted By RichPa

Thanks everyone, very interesting answers. I...

Thanks everyone, very interesting answers. I would appreciate also if anyone here has any values regarding part 25 turboprop.
Forum: Tech Log
6th Mar 2013, 14:19
Replies: 15
Views: 4,907
Posted By RichPa

I'm asking because as I know part 25 climb...

I'm asking because as I know part 25 climb segment performance requirements are for feathered propeller, so it doesn't cover the case which you can't feather the prop.

I'm just flying a DA-42 at...
Forum: Tech Log
6th Mar 2013, 10:20
Replies: 15
Views: 4,907
Posted By RichPa

Unfeathered propeller performance

I would like to talk a little about the engine failure event where you might not be able to feather. I'm a multiengine student and I would like to know some climb/descent rates figures from your...
Forum: Tech Log
9th Feb 2013, 12:27
Replies: 17
Views: 11,163
Posted By RichPa

I've also read about fin stall in these...

I've also read about fin stall in these engine-out operating conditions. Does anyone have some detailed knowledge about it?
Forum: Tech Log
6th Feb 2013, 18:37
Replies: 17
Views: 11,163
Posted By RichPa

I also quoted it above in one of my posts, but...

I also quoted it above in one of my posts, but still doesn't help me.
Forum: Tech Log
6th Feb 2013, 16:27
Replies: 17
Views: 11,163
Posted By RichPa

Then you would simply apply more (full) rudder...

Then you would simply apply more (full) rudder until you could centralise the ailerons.

Yes, but I thought you are reached at full rudder considering you are below (actual) Vmc (which is increased...
Forum: Tech Log
6th Feb 2013, 12:56
Replies: 17
Views: 11,163
Posted By RichPa

The danger is if you attempt to fly wings level...

The danger is if you attempt to fly wings level with the ball centered, you may run out of aileron control.

The problem is that you are wings level when the engine failed. You don't attempt...
Forum: Tech Log
6th Feb 2013, 11:14
Replies: 17
Views: 11,163
Posted By RichPa

The way a pilot adjusts slip in straight flight...

The way a pilot adjusts slip in straight flight is by adjusting bank angle while preventing yaw with rudder. The ball will move while doing this. But if you adjust bank for a turn while...
Forum: Tech Log
5th Feb 2013, 18:15
Replies: 17
Views: 11,163
Posted By RichPa

Right, the initial question was about Vmca...

Right, the initial question was about Vmca especially regarding light twins, however, any advice on the issue regarding jets or quads or wahtever is appreciated.


Read it almost entirely, but...
Forum: Tech Log
5th Feb 2013, 07:53
Replies: 17
Views: 11,163
Posted By RichPa

VMC and bank angle/turns

In the book Aerodynamics for Naval Aviator it says that for each degree of bank angle towards the good engine your Vmc reduces by approximately 3 kts.

That is, banking towards inoperative engine,...
Forum: Biz Jets, Ag Flying, GA etc.
23rd Jan 2013, 08:27
Replies: 9
Views: 1,637
Posted By RichPa

Of course, but in terms of forward stick autority...

Of course, but in terms of forward stick autority to induce the inverted stall?
Forum: Biz Jets, Ag Flying, GA etc.
21st Jan 2013, 16:56
Replies: 9
Views: 1,637
Posted By RichPa

What about the same situation considering an...

What about the same situation considering an inverted stall?
Forum: Biz Jets, Ag Flying, GA etc.
20th Jan 2013, 11:57
Replies: 9
Views: 1,637
Posted By RichPa

Yoke deflection, load factor & stall

A small airplane always stalls when you pull back on the yoke and your airspeed is below Va?

Or is it possible that at some speeds to not have enough elevator authority to reach the G for...
Showing results 1 to 23 of 23


 
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