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Search: Posts Made By: bsieker
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Forum: Tech Log
2nd Feb 2013, 09:33
Replies: 1,100
Views: 261,564
Posted By bsieker

Now my information may be about 2 years out of...

Now my information may be about 2 years out of date, but what I have seen says that after APU shutdown "there is no cooldown period", several times. To me that indicates it can be started again...
Forum: Tech Log
23rd Jan 2013, 14:35
Replies: 1,100
Views: 261,564
Posted By bsieker

Chris, Lyman, The "235 V AC distribution"...

Chris, Lyman,

The "235 V AC distribution" consists of 4 buses, L1, L2, R1, R2. Normally each is powered by one main engine generator, but there seems to be some crossbar switching, so if...
Forum: Tech Log
23rd Jan 2013, 10:15
Replies: 1,100
Views: 261,564
Posted By bsieker

Chris Scott, yes, I meant "right hand". I...

Chris Scott,

yes, I meant "right hand". I was aware of the ambiguity when I sent it, but decided to leave it like that, because that is the wording used.

On the Dreamliner, being the "more...
Forum: Tech Log
23rd Jan 2013, 07:10
Replies: 1,100
Views: 261,564
Posted By bsieker

MurphyWasRight, The only thing I found...

MurphyWasRight,



The only thing I found on this is that the APU battery is designed for two consecutive start attempts, after which a 5 minute cooling period must be observed before a third...
Forum: Tech Log
22nd Jan 2013, 22:48
Replies: 1,100
Views: 261,564
Posted By bsieker

archae86, thanks for the reply. I...

archae86,

thanks for the reply.

I didn't mean to downplay the event(s). This is serious stuff and it is not supposed to happen. And for all we know, there could be worse battery fires.

Just...
Forum: Tech Log
22nd Jan 2013, 18:44
Replies: 1,100
Views: 261,564
Posted By bsieker

archae86, I'm not aware of any damage...

archae86,



I'm not aware of any damage to nearby equipment. I agree with Machaca here that apparently the safety systems (or call it hazard mitigation) did their job.

Also, having designed...
Showing results 1 to 6 of 6


 
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