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Search: Posts Made By: avgenie
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Forum: Tech Log
10th Jul 2011, 02:31
Replies: 36
Views: 6,553
Posted By avgenie

I am not sure if most of the airlines consider...

I am not sure if most of the airlines consider depressurization at the ETP. I am under the impression that ETP fuel is calculated based on an engine out. So most of the flight plans for A340/747/A380...
Forum: Tech Log
8th Jul 2011, 05:39
Replies: 36
Views: 6,553
Posted By avgenie

I believe the FAA must ensure that all airplanes...

I believe the FAA must ensure that all airplanes on commercial operations whether twins, tris or quads are equally safe.

It appears we are fixated on the number of engines and the flexibility...
Forum: Tech Log
23rd Apr 2011, 03:05
Replies: 36
Views: 9,406
Posted By avgenie

grounded27 grounded27, have difficulty agreeing...

grounded27
grounded27, have difficulty agreeing with you. Until the early 1980s, airlines operated big airplanes like the 747 on hub-spoke, when the manufacturers introduced the 767, A330, and...
Forum: Tech Log
11th Apr 2011, 03:59
Replies: 36
Views: 9,406
Posted By avgenie

AdamFrisch raises a very good question (the first...

AdamFrisch raises a very good question (the first in this mail string). Airplanes optimized for skinny routes could eliminate unnecessary transit stops for passengers, reduce the total fossil fuel...
Forum: Tech Log
26th Mar 2011, 03:02
Replies: 2
Views: 1,674
Posted By avgenie

Boeing's 747-8I's first flight was a memorable...

Boeing's 747-8I's first flight was a memorable event for all aviation enthusiasts but are we also witnessing a historical event? Will this be the last "first flight" of a newly launched (although a...
Forum: Tech Log
12th Mar 2011, 02:17
Replies: 9
Views: 5,402
Posted By avgenie

Wizofoz Not sure of lion-g's comments. Based on...

Wizofoz
Not sure of lion-g's comments. Based on the book on ETOPS I read recently, understand Airbus is planning to certify the A350 to 350 min ETOPS while Boeing plans to certify the 787 to 330...
Forum: Tech Log
5th Mar 2011, 02:07
Replies: 8
Views: 5,750
Posted By avgenie

Hello Fpetrowitsch Thank you for your kind...

Hello Fpetrowitsch
Thank you for your kind comments, greatly appreciate.
Forum: Tech Log
1st Mar 2011, 06:16
Replies: 65
Views: 16,365
Posted By avgenie

It is fair for the parties to think their product...

It is fair for the parties to think their product is the best. But, there are always going to be winners and losers. Appears EADS will get a chance to see why it lost and make its case with the...
Forum: Tech Log
1st Mar 2011, 05:52
Replies: 8
Views: 5,750
Posted By avgenie

Hello Fpetrowitsch On the heading you wrote...

Hello Fpetrowitsch
On the heading you wrote LROPS but in the text you wrote ELROPS, I hope you mean LROPS which stood for Long Range Operations. If it is LROPS you are referring to then may be I can...
Forum: Tech Log
20th Feb 2011, 04:02
Replies: 14
Views: 9,200
Posted By avgenie

Discussion of fuel reserve can get very...

Discussion of fuel reserve can get very emotional. I understand the ETOPS guys took a data driven approach to create scenarios and arrive at the minimum fuel requirement. Would a similar data driven...
Forum: Tech Log
20th Feb 2011, 03:33
Replies: 42
Views: 14,661
Posted By avgenie

twochai I don't know if you read the Joe...

twochai
I don't know if you read the Joe Sutter's book "747". Sutter was the father of the 747, and as VP Engineering oversaw the 757/767 program. According to his book, even though the 767 was...
Forum: Tech Log
16th Feb 2011, 03:34
Replies: 746
Views: 210,175
Posted By avgenie

Hi Turbine D Appears you are one of the...

Hi Turbine D
Appears you are one of the resident experts on engines. I understand the FAA's 2007's new ETOPS regulations require ETOPS certification even for four-engine airplanes if they will...
Forum: Tech Log
16th Feb 2011, 03:22
Replies: 42
Views: 14,661
Posted By avgenie

panda-k-bear Thanks for pointing this out. My...

panda-k-bear
Thanks for pointing this out. My reply was in response to the following:
Derg
Actually what I meant was "You may want to check but I think the airlines you mention operate ETOPS Twins...
Forum: Tech Log
15th Feb 2011, 02:34
Replies: 42
Views: 14,661
Posted By avgenie

Hi Keesje I am new to this blog, and not here...

Hi Keesje
I am new to this blog, and not here promoting Boeing or Airbus position, and couldn't care less if Boeing was the first or Airbus the first to start ETOPS. All I wondered was how Wikipedia...
Forum: Tech Log
14th Feb 2011, 03:39
Replies: 42
Views: 14,661
Posted By avgenie

Quote: DERG Agree, can't believe everything we...

Quote: DERG
Agree, can't believe everything we read specially in Internet. You may want to check but I think the airlines you mention operate 777s also on long range overwater routes. There is no...
Forum: Tech Log
13th Feb 2011, 05:02
Replies: 42
Views: 14,661
Posted By avgenie

Quote: @oceancrosser While there aren't any...

Quote: @oceancrosser
While there aren't any more A340s in the pipeline, the line is NOT closed, because it is also the A330 line - the two types have always been complementary and until the ETOPS...
Forum: Tech Log
10th Feb 2011, 04:37
Replies: 746
Views: 210,175
Posted By avgenie

I just came off reading a book "How Boeing Defied...

I just came off reading a book "How Boeing Defied the Airbus Challenge" written by a retired Boeing executive Mohan R. Pandey and my head is full of ETOPS. The book implies that the additional ETOPS...
Forum: Tech Log
10th Feb 2011, 04:20
Replies: 65
Views: 16,365
Posted By avgenie

1. Quote: ...

1. Quote:
Originally Posted by: keesje
"So Airbus engineering is fully occupied with the A380 and A400 and Boeing has its hands free because the...
Forum: Tech Log
10th Feb 2011, 03:40
Replies: 11
Views: 7,875
Posted By avgenie

I think the Certification regulation (Part 25?)...

I think the Certification regulation (Part 25?) require assumption of one engine failure at take off ( and hence V1, VR), which would make two engines the minimum for commercial operations. You may...
Forum: Tech Log
8th Feb 2011, 05:18
Replies: 65
Views: 16,365
Posted By avgenie

I also read the book Mr. Sciolistes mentions,...

I also read the book Mr. Sciolistes mentions, "How Boeing Defied the Airbus Challenge" by Mohan R. Pandey, a retired Boeing executive. The book says rather than re-engining the 767 to compete...
Showing results 1 to 20 of 20


 
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