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#11
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Leonard wrote:
I take it you guys are not helicopter pilots. I didn't see anything all that scary in the video although some of it would have been far too dangerous in most any airplane for my tastes. No Leonard, we're not even plank drivers, we have rickshaws that we pull around on the streets of Vietnam. We actually make good money doing this, 30-40 Dongs a day. Enough to buy a big bowl of Pho. We just come here to RAP to pretend we're pilots. The Monk |
#12
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![]() "Flyingmonk" No Leonard, we're not even plank drivers, we have rickshaws that we pull around on the streets of Vietnam. We actually make good money doing this, 30-40 Dongs a day. Enough to buy a big bowl of Pho. We just come here to RAP to pretend we're pilots. Different cultures: We say, "Money! Cha-ching." ...while they say, "Money! Ding-dong." Montblack |
#13
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"Leonard Ellis" wrote in message
m... I take it you guys are not helicopter pilots. I didn't see anything all that scary in the video although some of it would have been far too dangerous in most any airplane for my tastes. Cheers, Leonard Most of it didn't look all that bad, as I understand it, you can autorotate if you have speed even if you don't have altitude. But how would you autorotate if you are hoovering with your nose 50 feet away from a cliff? Pull the cyclic back and do it in reverse? You are right - at least I'm not a helicopter pilot - so I don't have a clue if it is easy or impossible.. -- Geoff the sea hawk at wow way d0t com remove spaces and make the obvious substitutions to reply by mail Spell checking is left as an excercise for the reader. |
#14
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Yes, so long as the aircraft has sufficient altitude, one can recover
sufficient airspeed [really, kinetic energy in the rotor system], even with an initial slide to the rear if you let the fuselage turn in the same direction as the rotors, to perform a successful autorotation. However, there is an area in the flight envelope of every helicopter we called "the dead man zone" within which a successful autorotation is very unlikely or impossible. Hovering or flying at low airspeed within a few feet of a cliff face is no big deal if not operating within the dead man's zone for that aircraft. During RVN, I suffered a total engine failure (N1 compressor ate itself) at very low altitude, thankfully at a high enough airspeed (~100 Kt), in a Huey (UH-1H) from which the textbook recovery worked perfectly: slight popup, bottom the pitch, hard flare to rebuild rotor rpm while killing forward motion and finally use the rotor system's stored energy to cushion the machine onto the ground. It helps if you happen to be flying into the wind at the moment of power loss. I expect that most crashes from low altitude and high airspeeds in helicopters to usually be the consequence of flying into something which swats the machine from the air or from some sort of loss of control induced by pilot control input, weather/wind, combat damage, or mechanical failure. One can do that sort of thing in any sort of flying machine, eh? I know that even in normal and cautious operation of our Skyhawk, there are times when I'm flying the aircraft in situations which are probably not 100% survivable in every circumstance, such as total power loss during an ILS approach to an airport which has extended over water exposure on the final. For that matter, driving around in my wife's Volvo isn't 100% safe, although it is probably at least marginally safer than my Mazda MX-5 roadster. Cheers, Leonard "Capt. Geoffrey Thorpe" The Sea Hawk at wow way d0t com wrote in message ... "Leonard Ellis" wrote in message m... I take it you guys are not helicopter pilots. I didn't see anything all that scary in the video although some of it would have been far too dangerous in most any airplane for my tastes. Cheers, Leonard Most of it didn't look all that bad, as I understand it, you can autorotate if you have speed even if you don't have altitude. But how would you autorotate if you are hoovering with your nose 50 feet away from a cliff? Pull the cyclic back and do it in reverse? You are right - at least I'm not a helicopter pilot - so I don't have a clue if it is easy or impossible.. -- Geoff the sea hawk at wow way d0t com remove spaces and make the obvious substitutions to reply by mail Spell checking is left as an excercise for the reader. |
#15
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On Fri, 27 Jan 2006 22:44:17 GMT, "Leonard Ellis"
wrote: really good stuff snipped here Thanks for the post. You put many things into a perspective that many young pilots don't seem to grasp. Your writing and insights should be required reading for them. Please keep it up. Mike Weller |
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