PPRuNe Forums - Search Results
PPRuNe Forums

Go Back  PPRuNe Forums > Search Forums
Reload this Page >

Search Results

Register
FAQ
Calendar
Wikiposts
Today's Posts
Search
Vendor Directory
Search: Posts Made By: framer
Showing results 1 to 13 of 13
Search took 0.00 seconds.
Forum: Tech Log
16th Jan 2014, 23:43
Replies: 75
Views: 24,120
Posted By framer

Hi Sirani, Thanks for letting us in on your...

Hi Sirani,
Thanks for letting us in on your experience.
In my opinion it was a good idea to RTB. In another thread about this same topic is a link to an accident report of an AA 757 who lost all...
Forum: Tech Log
11th Aug 2013, 05:55
Replies: 75
Views: 24,120
Posted By framer

There is no link in post 44. Latetonite, does...

There is no link in post 44.
Latetonite, does it make you uncomfortable that so many other people disagree with your interpretation of the system?
I asked my companies Engineers and they agree...
Forum: Tech Log
8th Aug 2013, 21:16
Replies: 75
Views: 24,120
Posted By framer

At the end of the day latetonite , either you are...

At the end of the day latetonite , either you are wrong or I am wrong. It is important to understand this system so I am open to the possibility that I am wrong and am ready to change my mindset. At...
Forum: Tech Log
8th Aug 2013, 21:05
Replies: 75
Views: 24,120
Posted By framer

From the FCOM: Normal operation. So in...

From the FCOM:
Normal operation.

So in normal operation the SHBB and the HBB are powered from the battery charger ( which in our scenario is faulty)
Then from the FCOM:

So in Alternate...
Forum: Tech Log
8th Aug 2013, 18:47
Replies: 75
Views: 24,120
Posted By framer

As in this post by EEng you need to treat the...

As in this post by EEng you need to treat the arrows as diodes.
Forum: Tech Log
7th Aug 2013, 20:19
Replies: 75
Views: 24,120
Posted By framer

Can we all agree that the primary source of power...

Can we all agree that the primary source of power for the SHBB and the HBB in normal flight is the battery charger ( operating as a TR) and the secondary source of power for these two busses is the...
Forum: Tech Log
7th Aug 2013, 02:17
Replies: 75
Views: 24,120
Posted By framer

Thanks Eengnr, good info. Latetonite you seem...

Thanks Eengnr, good info.
Latetonite you seem to be the only one posting here who hasn't understood the scenario we are talking about.( either that or we all misunderstand the system). I'll spell it...
Forum: Tech Log
6th Aug 2013, 12:46
Replies: 75
Views: 24,120
Posted By framer

Latetonite, In normal circumstances the charger...

Latetonite,
In normal circumstances the charger doubles as a fourth TR and supplies DC to the HBB and the SHBB and that is why you don't normally see a discharge on the battery. If the charger fails...
Forum: Tech Log
6th Aug 2013, 11:49
Replies: 75
Views: 24,120
Posted By framer

What about this from the QRH checklist...

What about this from the QRH checklist instructions?


In some circumstances I would put this into the Catagory of potential significant adverse effect on safety if the flight is continued.
An...
Forum: Tech Log
5th Aug 2013, 22:38
Replies: 75
Views: 24,120
Posted By framer

Thanks a lot for the input folks. I think from...

Thanks a lot for the input folks.
I think from now on I will consider the BAT DISCHARGE light as a THE BATT CHARGER MIGHT BE DICKY light.
Cheers
Forum: Tech Log
5th Aug 2013, 13:57
Replies: 75
Views: 24,120
Posted By framer

Thanks Kefuddle, I think the cargo fire...

Thanks Kefuddle,
I think the cargo fire suppression and also the parking brake is on the hot battery bus as well. So I guess you could consider the rate of discharge when making the decision about...
Forum: Tech Log
5th Aug 2013, 12:32
Replies: 75
Views: 24,120
Posted By framer

Thanks for the replies. I am operating single...

Thanks for the replies.
I am operating single battery Barkingmad.
Latetonite, the discharge light comes on if there is a discharge. If you have fault with the battery charger it can come on even if...
Forum: Tech Log
4th Aug 2013, 21:43
Replies: 75
Views: 24,120
Posted By framer

B737NG BAT DISCHARGE

Hi there.
Scenario: You are one hour into a three hour flight and the bat discharge light illuminates. A quick check shows -7 amps. What do you do?
My thoughts are that there is most likely a...
Showing results 1 to 13 of 13


 
Forum Jump

Contact Us - Archive - Advertising - Cookie Policy - Privacy Statement - Terms of Service

Copyright © 2024 MH Sub I, LLC dba Internet Brands. All rights reserved. Use of this site indicates your consent to the Terms of Use.