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Search: Posts Made By: lelebebbel
Showing results 1 to 35 of 85
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Forum: Rotorheads
20th Mar 2024, 02:20
Replies: 100
Views: 7,224
Posted By SplineDrive

On a teeter rotor with no pitch flap coupling and...

On a teeter rotor with no pitch flap coupling and no hub spring rate, the first flap frequency is at 1/rev, i.e resonance with the rotor rpm. A system in this state has a phase lag of 90 degrees....
Forum: Rotorheads
19th Mar 2024, 22:37
Replies: 100
Views: 7,224
Posted By Ascend Charlie

The books use "precession" as a way of getting...

The books use "precession" as a way of getting stupid students to sort-of understand why the disc behaves the way it does.

The swash plate and links feed in a pitch angle to the blade. Blade's...
Forum: Rotorheads
19th Mar 2024, 14:49
Replies: 100
Views: 7,224
Posted By ShyTorque

Point 1 is incorrect. A gyroscope is a solid,...

Point 1 is incorrect. A gyroscope is a solid, rotating mass, fixed solidly to the axle. A helicopter rotor system has hinges, albeit in a few different ways. The blades are caused to fly...
Forum: Rotorheads
19th Feb 2024, 08:22
Replies: 148
Views: 26,635
Posted By OvertHawk

"**** happens" is when a bird crashes through...

"**** happens" is when a bird crashes through your window or a turbine blade fails at the wrong moment.

Going IIMC whilst scud running when you "know better but did it anyway" could not be further...
Forum: Rotorheads
18th Feb 2024, 19:31
Replies: 148
Views: 26,635
Posted By Nubian

Well, I think we should not use your experience...

Well, I think we should not use your experience as a guide to how common Rad-Alts are. If you would have flown other helicopters than the Robinsons, I am sure you would have seen one or two.

You...
Forum: Rotorheads
18th Feb 2024, 08:49
Replies: 148
Views: 26,635
Posted By Nubian

Not when you refer to Rad-Alt as fancy equipment..

Not when you refer to Rad-Alt as fancy equipment..
Forum: Rotorheads
26th Jan 2024, 16:30
Replies: 23
Views: 9,133
Posted By Gordy

If only he had followed the advice in the Bambi...

If only he had followed the advice in the Bambi manual he would not have had to use his skills......
Forum: Rotorheads
15th Jan 2024, 08:57
Replies: 26
Views: 6,179
Posted By OvertHawk

This foundation is nothing but a celebrity mutual...

This foundation is nothing but a celebrity mutual c@$k sucking society - end of story. Let them get on with it.

What i find most amusing is how tweaked it's got some people on here (and...
Forum: Rotorheads
13th Jan 2024, 07:55
Replies: 23
Views: 5,166
Posted By n5296s

I don't follow. Have they made seconds longer...

I don't follow. Have they made seconds longer since 1985? You still have <2 seconds to realise what has happened, get your hand back on the collective if you happen to be tuning radios etc, and get...
Forum: Rotorheads
9th Jan 2024, 12:14
Replies: 10
Views: 2,872
Posted By SLFMS

Even if he had managed to fly away transiting low...

Even if he had managed to fly away transiting low over the buildings with all of the debris on top was a death wish.
One of those tarps, buckets, chipboards going into the main or tail was going to...
Forum: Rotorheads
9th Jan 2024, 09:09
Replies: 8
Views: 3,197
Posted By SASless

Two questions arise..... What time was Sun...

Two questions arise.....

What time was Sun Set that day? It is reported to be 4:08 today thus it sounds as if darkness played a role.

What was the existing weather? The comment about...
Forum: Rotorheads
22nd Dec 2023, 15:18
Replies: 2
Views: 1,315
Posted By SplineDrive

It's the stiff out of plane rotor head that is...

It's the stiff out of plane rotor head that is wholly impractical for a two bladed rotor on a passenger carrying aircraft. While a stiff out of plane rotor can be trimmed with cyclic for various...
Forum: Rotorheads
22nd Dec 2023, 13:34
Replies: 15
Views: 4,034
Posted By FH1100 Pilot

Okay, I'm only going to say this for the...

Okay, I'm only going to say this for the perspective it gives. I'm not bragging, but I have 11,000 hours of helicopter time over 35 years of flying. The point of saying that is to note that that...
Forum: Rotorheads
19th Dec 2023, 13:06
Replies: 15
Views: 4,034
Posted By megan

The video says it was at 100% Nr, who in the...

The video says it was at 100% Nr, who in the world hops out and leaves it at 100%, idle if you have to hop out.
Forum: Rotorheads
19th Dec 2023, 12:22
Replies: 15
Views: 4,034
Posted By tecpilot

The ship was very likely not on idle and the...

The ship was very likely not on idle and the pilot out of his seat standing on the other side of the ship helping passengers. In case of crashing every insurance company is happy about that. A short...
Forum: Rotorheads
18th Dec 2023, 08:56
Replies: 58
Views: 8,351
Posted By rudestuff

This is comedy gold!

This is comedy gold!
Forum: Rotorheads
17th Dec 2023, 22:34
Replies: 38
Views: 11,720
Posted By sycamore

https://cimg9.ibsrv.net/gimg/pprune.org-vbulletin/...

https://cimg9.ibsrv.net/gimg/pprune.org-vbulletin/1460x2000/icing_composite_69_76_dd34c047316f19d0cf4a1f7a0a9f166127d9bf69.jpg...
Forum: Rotorheads
15th Dec 2023, 17:01
Replies: 26
Views: 6,179
Posted By [email protected]

Living legend after only training in 2022? ...

Living legend after only training in 2022?

Black Ops Aviation is a rather pretentious name for an aerial film company given that real Black Ops in a helicopter would be way beyond a newbies...
Forum: Rotorheads
14th Dec 2023, 22:30
Replies: 38
Views: 11,720
Posted By sycamore

I spent several winter months in Ottawa as a helo...

I spent several winter months in Ottawa as a helo TP when the RAF/RN/Army decided to do something about helo icing and snow flying,as it curtailed many ``exercises` during Winter time.So we went to...
Forum: Rotorheads
11th Dec 2023, 06:33
Replies: 105
Views: 19,640
Posted By Luther Sebastian

Really impressed you’ve met every R44 pilot and...

Really impressed you’ve met every R44 pilot and found them wanting at W&B, though strangely I can’t remember meeting you, or you might have realised there was at least one exception. Other exceptions...
Forum: The Pacific: General Aviation & Questions
20th Oct 2023, 08:22
Replies: 68
Views: 15,111
Posted By Cloudee

Or could he be suggesting the aircraft was...

Or could he be suggesting the aircraft was grossly overweight, or ran out of fuel or the pilot was fatigued or maintenance issued not reported. Surely none of these things would occur in an...
Forum: Rotorheads
16th Oct 2023, 00:29
Replies: 28
Views: 6,779
Posted By BigMike

Wink It's an EMS machine, and I was flying it... ;)

It's an EMS machine, and I was flying it... ;)
Forum: Rotorheads
13th Sep 2023, 15:51
Replies: 23
Views: 3,926
Posted By 212man

Exactly - discussing blade turning direction is a...

Exactly - discussing blade turning direction is a complete red herring! Even going back years we see movies with stage coach, trains and vehicle wheels going backwards. Videos of the EC155 online,...
Forum: Rotorheads
11th Sep 2023, 18:03
Replies: 21
Views: 5,199
Posted By Bell_ringer

Engine failure is such a small corner case...

Engine failure is such a small corner case accident stat in helicopters that it may as well be ignored.
Most accidents are mission related, or as a result of poor planning. None of this compares to...
Forum: Rotorheads
8th Sep 2023, 19:03
Replies: 190
Views: 51,769
Posted By SASless

Start your clock.....at the time the Pilot is...

Start your clock.....at the time the Pilot is first aware of any kind of problem then check the time at which he notifies Tower of a problem....then check the time at which the aircraft begins a left...
Forum: Rotorheads
6th Sep 2023, 17:22
Replies: 190
Views: 51,769
Posted By rotorrookie

Being this close to an airport or "safe landing...

Being this close to an airport or "safe landing spot" is probably the double edge sword here.
I think we would all try to make it back to an airfield were you have emergency service ready and being...
Forum: Rotorheads
31st Aug 2023, 12:54
Replies: 190
Views: 51,769
Posted By FH1100 Pilot

A lot of people are criticizing this EC135 pilot...

A lot of people are criticizing this EC135 pilot for not landing sooner. We know the pilot had an engine failure - he reported that to the Tower as his reason for returning. Once the engine quit,...
Forum: Rotorheads
28th Aug 2023, 19:33
Replies: 190
Views: 51,769
Posted By malabo

We get myopic from the systems installed and our...

We get myopic from the systems installed and our subsequent training. Fire is only ever engine, occasionally electrical. We think we have lots of time to sort it out.

Was this a 135, does it have...
Forum: Rotorheads
28th Aug 2023, 19:11
Replies: 190
Views: 51,769
Posted By skadi

But you have to know that you are on fire. ...

But you have to know that you are on fire.

skadi
Forum: The Pacific: General Aviation & Questions
26th Aug 2023, 07:21
Replies: 365
Views: 54,597
Posted By Lookleft

​​​​​​​The aviation community is so honoured to...

​​​​​​​The aviation community is so honoured to have one so noble and humble amongst its ranks. Accept a thousand pardons for anyone daring to speak against one so exalted.
Forum: The Pacific: General Aviation & Questions
26th Aug 2023, 06:27
Replies: 365
Views: 54,597
Posted By Clare Prop

Care to give us a reference for the "skyrocketing...

Care to give us a reference for the "skyrocketing accident rate"?

https://cimg0.ibsrv.net/gimg/pprune.org-vbulletin/608x444/atsb_snip_4336054eebfff24ed5e9a5a63a6ea82393a95078.jpg
Aviation...
Forum: The Pacific: General Aviation & Questions
26th Aug 2023, 03:01
Replies: 365
Views: 54,597
Posted By Clare Prop

There is an issue here also, that the reason a...

There is an issue here also, that the reason a Grade 1 needs to have that ab-initio experience and 750 total TEACHING THE PART 61 MOS or equivalent, (most ICAO countries having very similar syllabi...
Forum: The Pacific: General Aviation & Questions
24th Aug 2023, 02:01
Replies: 365
Views: 54,597
Posted By Bbtengineer

All this fellow has to do is take and pass the...

All this fellow has to do is take and pass the inspections relevant to the qualification he seeks.

Given his other qualifications it shouldn’t be that difficult. So what reason does he have for...
Forum: The Pacific: General Aviation & Questions
23rd Aug 2023, 17:56
Replies: 365
Views: 54,597
Posted By Checkboard

Military: Highly motivated, pre-screened...

Military: Highly motivated, pre-screened students with military indoctrination from their initial officer's course and guaranteed deference to a higher rank officer on an invariably full-time...
Forum: The Pacific: General Aviation & Questions
23rd Aug 2023, 11:43
Replies: 365
Views: 54,597
Posted By Cloudee

One of the requirements to obtain a G1 FIR is to...

One of the requirements to obtain a G1 FIR is to have “completed at least 500 hours of flight time conducting initial flight training in an aircraft of the specified category”.

On the information...
Showing results 1 to 35 of 85
 
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