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Search: Posts Made By: lomapaseo
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Forum: Tech Log
2nd Dec 2010, 23:48
Replies: 130
Views: 29,245
Posted By lomapaseo

The designer, who applies for a design...

The designer, who applies for a design certificate.

If the regulator pops the question the answer is "we got it covered"

I suspect that this is about to change :E
Forum: Tech Log
15th Nov 2010, 17:00
Replies: 130
Views: 29,245
Posted By lomapaseo

How on earth did we manage to morph this...

How on earth did we manage to morph this technical discussion into a flight engineers pay:confused:
Forum: Tech Log
14th Nov 2010, 12:59
Replies: 130
Views: 29,245
Posted By lomapaseo

Quite a concise summary. My bold above...

Quite a concise summary.

My bold above contains an important nugget if true.

To me a "fault" should be identified to a user along with a corrective action program under "continued...
Forum: Tech Log
12th Nov 2010, 18:17
Replies: 130
Views: 29,245
Posted By lomapaseo

The most significant part of coking in a jet...

The most significant part of coking in a jet engine is hot air mixing with the oil. Leaking hot air into a bearing compartment through the seals leads to coking in the scavenge system which leads to...
Forum: Tech Log
10th Nov 2010, 12:42
Replies: 130
Views: 29,245
Posted By lomapaseo

Of course the timing of the HPC quitting is quite...

Of course the timing of the HPC quitting is quite critical, but methinks that the low enertia of the High turbine will be long gone out the side of the engine as it eats the air still left coming out...
Forum: Tech Log
7th Nov 2010, 01:44
Replies: 130
Views: 29,245
Posted By lomapaseo

You can calculate anything you want against...

You can calculate anything you want against failure probability, years of total jet fleet operations since 1956 to present or just time on the wing for this specific engine.

The design intent...
Forum: Tech Log
6th Nov 2010, 01:42
Replies: 130
Views: 29,245
Posted By lomapaseo

Yes to the above, just pick your favorite...

Yes to the above, just pick your favorite measurement sytem.

For the more common expression you might try

KE= 1/2 * Polar moment of inertia * rotational speed squared.

If I told you 1...
Forum: Tech Log
5th Nov 2010, 23:34
Replies: 130
Views: 29,245
Posted By lomapaseo

Bear As promised: The mass of the...

Bear

As promised:

The mass of the released part is not nearly as important as its velocity and the shrapnel that accompanies it.

The idea was to fail-safe it to the point that it was...
Forum: Tech Log
5th Nov 2010, 19:55
Replies: 130
Views: 29,245
Posted By lomapaseo

Bear All avenues of investigation against...

Bear

All avenues of investigation against all causes remain open at this time. Since I have'nt even seen what failed or any clear pictures of a closeup of the engine or recovered rotor parts I...
Forum: Tech Log
5th Nov 2010, 14:03
Replies: 130
Views: 29,245
Posted By lomapaseo

The design does consider such things under the...

The design does consider such things under the regulations. Some of the design assumptions take into account the muliplicity of means to shut off the fuel as well as the means to have sufficient...
Forum: Tech Log
5th Nov 2010, 13:59
Replies: 130
Views: 29,245
Posted By lomapaseo

Could we please stick to technical discussions...

Could we please stick to technical discussions here, like questions and how technical things things work.

All other opinion discussions fit quite nicely in Rumours & News items.
Forum: Tech Log
4th Nov 2010, 20:23
Replies: 130
Views: 29,245
Posted By lomapaseo

Much of what happened was anticipated in the...

Much of what happened was anticipated in the design. Sure some new facts will emerge and even some new lessons learned.

I hesitate to get ahead of the facts with predictions but I am well aware...
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