PPRuNe Forums - Search Results

Search: Posts Made By: NGPogue

Showing results 1 to 9 of 9
Search took 0.00 seconds.

Forum: Rotorheads

17th Feb 2009, 23:16

Replies: 113

Hearing problems and flying the S92

Views: 53,632

Posted By NGPogue

For what it's worth the US Army requires earplugs...

For what it's worth the US Army requires earplugs or CEP's under the flight helmet in the UH-60 because of the noise level. This is based on an occupational exposure to 85 db for 8 hours being...

Forum: Rotorheads

27th Jul 2008, 22:58

Replies: 74

Realm of the Possible - What Do We Need?

Views: 8,671

Posted By NGPogue

I would like to see a light utility/training...

I would like to see a light utility/training helicopter to compete with the R-22/44. Something to replace the 206 designed using today's technology with simplicity, reliability, maintainability and...

Forum: Rotorheads

15th Jul 2008, 22:27

Replies: 13

Quick Blackhawk question

Views: 1,416

Posted By NGPogue

Looking at the parts breakdown the drive has a 70...

Looking at the parts breakdown the drive has a 70 series part number. I guess I'll have to measure them tomorrow - the section I through III shafts look to be about 4" in diameter and the section 4...

Forum: Rotorheads

14th Jul 2008, 22:32

Replies: 13

Quick Blackhawk question

Views: 1,416

Posted By NGPogue

Quick Blackhawk question

Anyone know why the #4 tail rotor drive shaft (the one in the pylon between the intermediate and tail rotor gearbox) is so much larger in diameter than the other drive shafts?

Regards,
Phil

...

Forum: Rotorheads

8th Jul 2008, 23:00

Replies: 13

A question for those who fly with fully articulated rotors

Views: 2,466

Posted By NGPogue

I hadn't thought about the moment being applied...

I hadn't thought about the moment being applied to the mast through the flapping hinges - I didn't realize that the fully articulated system is always acting on the mast though it makes sense to me...

Forum: Rotorheads

7th Jul 2008, 23:03

Replies: 13

A question for those who fly with fully articulated rotors

Views: 2,466

Posted By NGPogue

A question for those who fly with fully articulated rotors

In a semi rigid rotor system we know that low to negative g's will unload the rotor and the tail rotor thrust being above the center of gravity will cause a rapid roll to the right (with counter...

Forum: Rotorheads

13th Jan 2008, 14:03

Replies: 5

State in USA with best flying weather in Feb and March?

Views: 1,260

Posted By NGPogue

Arizona has nice flying weather this time of year.

Arizona has nice flying weather this time of year.

Forum: Rotorheads

31st Dec 2007, 22:54

Replies: 8

Interesting R22 question..

Views: 1,493

Posted By NGPogue

As your density altitude increases you use more...

As your density altitude increases you use more throttle for the same horsepower. Eventually you get to full throttle. With the O-320 you would expect to run out of throttle at a lower density...

Forum: Rotorheads

31st Dec 2007, 22:17

Replies: 8

Interesting R22 question..

Views: 1,493

Posted By NGPogue

I'll take a shot at it... If you look at the...

I'll take a shot at it... If you look at the POH, the IGE charts are done at full throttle so the difference in horsepower between the O-320 and O-360 is obvious, the OGE charts were done a takeoff...

Showing results 1 to 9 of 9