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#1
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What the hell.....why do we work at teaching stalls and recoveries? It
has gone to stall recognition and avoidance which is good. Does it teach the proper things? How much of a new students time is spent flying in slow flight at the low end of the performance envelope? Isn't that where all the nasty things can happen? I fly with students that become paranoid when they hear the least little blip from the stall waring horn, and want to push the nose over to get airspeed back. They fail to realize the whole point of the training. OK Here we go....... I teach slow flight with and without flaps at the lowest edge of the flight envelope and req |
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On Mar 14, 11:11*am, "Ol Shy & Bashful" wrote:
What the hell.....why do we work at teaching stalls and recoveries? It has gone to stall recognition and avoidance which is good. Does it teach the proper things? How much of a new students time is spent flying in slow flight at the low end of the performance envelope? Isn't that where all the nasty things can happen? I fly with students that become paranoid when they hear the least little blip from the stall waring horn, and want to push the nose over to get airspeed back. They fail to realize the whole point of the training. OK Here we go....... I teach slow flight with and without flaps at the lowest edge of the flight envelope and req what the hell happened?...... and to follow on to the above..... flight envelope and require my students to make a lot of turns to headings while holding altitude and airspeed. I'll have them pitch slightly to nibble on a stall while in the turn and even to go into a stall and recover back to the nibble area instead of pushing the nose over and watching the VSI go to 1000fpm and lose 100'+ while the airspeed goes back up to Vx. We are learning to avoid a stall when altitude is at a premium either on approach or on a departure or go-around. How much altitude can be sacrificed? What the hell...lets have a donnybrook on the issue and keep things interesting. Ol S&B |
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I haven't done any instructing recently, but when I did, I taught slow
flight, stall recognition and avoidance AND stall entry & recovery. I don't think they have be be exclusive of one another. Plus I think learning to recognize and avoid stalls is probably a better risk-management strategy given that it can be easily learned and mastered by pilots of all skill levels. In principle I agree that ALL pilots should be fully competent at slow airspeeds and at recovering from stalls, but I would also tend to say that there's a lot more that we can teach pilots before we set them free to fly on their own. |
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On Mar 14, 3:40 pm, Deadstick wrote:
I haven't done any instructing recently, but when I did, I taught slow flight, stall recognition and avoidance AND stall entry & recovery. I don't think they have be be exclusive of one another. Plus I think learning to recognize and avoid stalls is probably a better risk-management strategy given that it can be easily learned and mastered by pilots of all skill levels. In principle I agree that ALL pilots should be fully competent at slow airspeeds and at recovering from stalls, but I would also tend to say that there's a lot more that we can teach pilots before we set them free to fly on their own. I think nothing breeds confidence like experience at all edges of the envelope. Slow flight proficiency is required when you're trying to squeeze it in somewhere on the backside of the curve. So I agree that this instruction is valuable and necessary. Dan Mc |
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On Mar 14, 3:40 pm, Deadstick wrote:
I haven't done any instructing recently, but when I did, I taught slow flight, stall recognition and avoidance AND stall entry & recovery. I don't think they have be be exclusive of one another. Plus I think learning to recognize and avoid stalls is probably a better risk-management strategy given that it can be easily learned and mastered by pilots of all skill levels. In principle I agree that ALL pilots should be fully competent at slow airspeeds and at recovering from stalls, but I would also tend to say that there's a lot more that we can teach pilots before we set them free to fly on their own. To add to the above comment, it is not the lack of ability to recognize stalls that got many pilots into trouble, but the ability to overcome their natural instincts and do the right thing (pitch down, level wings, ball centered). When there is a tree looming on the windshield it is awfully tempting to simply pull up or bank away. The same is true with VFR into IMC. It is not about flying the gauges, but overcoming their natural senses to do what they already know how to do. This is a human factors training more than a skill training. |
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On Mar 14, 2:40 pm, Deadstick wrote:
I haven't done any instructing recently, but when I did, I taught slow flight, stall recognition and avoidance AND stall entry & recovery. I don't think they have be be exclusive of one another. Plus I think learning to recognize and avoid stalls is probably a better risk-management strategy given that it can be easily learned and mastered by pilots of all skill levels. In principle I agree that ALL pilots should be fully competent at slow airspeeds and at recovering from stalls, but I would also tend to say that there's a lot more that we can teach pilots before we set them free to fly on their own. I am curious as to the meaning of the phrase "..dragging it in". As in "...he turned on final, dragging it in". I knew a pilot at A&M who died in a C182 while "dragging it in". I assumed at the time that this was slow flight and without further details could only assume that he inadvertently stalled the plane at some point. I also inferred that this phrase could also say "was behind the power curve". Any thoughts would be appreciated. (IIRC, he did not spin in). Richard |
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#9
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On Mar 15, 4:33 pm, Dudley Henriques wrote:
The analogy "dragging it in" refers to having the airplane configured behind the power curve or if you wish, in the area of reverse command, on final approach....a very dangerous situation. -- Dudley Henriques Dangerous, but certainly useful at times! |
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On Fri, 14 Mar 2008 09:16:28 -0700 (PDT), "Ol Shy & Bashful"
wrote: On Mar 14, 11:11*am, "Ol Shy & Bashful" wrote: What the hell.....why do we work at teaching stalls and recoveries? It has gone to stall recognition and avoidance which is good. Does it teach the proper things? How much of a new students time is spent flying in slow flight at the low end of the performance envelope? Isn't that where all the nasty things can happen? I fly with students that become paranoid when they hear the least little blip from the stall waring horn, and want to push the nose over to get airspeed back. They fail to realize the whole point of the training. OK Here we go....... I teach slow flight with and without flaps at the lowest edge of the flight envelope and req what the hell happened?...... and to follow on to the above..... flight envelope and require my students to make a lot of turns to headings while holding altitude and airspeed. I'll have them pitch slightly to nibble on a stall while in the turn and even to go into a stall and recover back to the nibble area instead of pushing the nose over and watching the VSI go to 1000fpm and lose 100'+ while the airspeed goes back up to Vx. We are learning to avoid a stall when altitude is at a premium either on approach or on a departure or go-around. How much altitude can be sacrificed? What the hell...lets have a donnybrook on the issue and keep things interesting. Ol S&B I think all of the above are important and particularly so if the pilot moves up to high performance or even plans on doing so. Even in my last flight review we flew around at minimum controllable airspeed for a while. To back up, I think only teaching stall avoidance is out right bad and dangerous. I say that as there are times if I pilot flys enough they are likely to encounter an inadvertent stall even when playing by the rules. An unexpected vertical gust in one instance. A very strong gust from the rear is another . In the latter the wing may not be stalled or it may be, but the lift has been drastically reduced. But...flying around for a while in a Bo at Vmc all the while nibbling at a stall while making shallow turns and holding altitude is quite an exercise. For one, if it's hanging on the edge of a stall and you use an aileron to raise a wing you just may stall that wing. which results in a very fast roll to inverted if the pilot doesn't catch it with the rudder. The Deb and F33 WANT to drop a wing and spin. Their stall characteristics are very different than the 150, 172, and Cherokees used in training. In doing stalls like this they are an absolutely rudder only airplane. When doing stalls the instructors from the Air Safety foundation even _block_ the yoke to prevent the pilot from using the ailerons. Departure stalls even at full power aren't all that bad and although abrupt can be done without losing any altitude. Accelerated stalls in a coordinated turn are pretty much a non event. When the stall breaks you just let the nose go in the direction it wants by easing off on the back pressure. Uncoordinated can get interesting, or downright exciting depending on the pilot. Again, if proficient instinct has you pointing the nose in the direction it wants to go whether the top wing is going over or the bottom one is going under. As soon as the nose it pointed where it wants to go the roll stops and you can recover but there is absolutely no time to stop and think about recovery techniques. Approach stalls with gear and flaps down and the plane becomes a different animal where the pilot has to know what it's going to do. If you don't it'll show a nasty disposition by turning around and biting the pilot in the back side leaving teeth marks. It's going to want to drop a wing and spin. It becomes a rudder only airplane. Touch an aileron and it will ABRUPTLY roll over into a spin. These are best practiced at 5,000 or above. With practice the pilot should be able to hold the plane in a stall but it's like walking on a tight rope using the rudder for balance. OTOH if back pressure is released (Don't shove the nose down) at the first break it'll just fly on out of the stall with little or no loss of altitude. From what I've seen in trainers one of the biggest errors is "shoving the nose down". It depends on the plane and conditions, but normally the only thing needed to recover is release the back pressure on the yoke. Roger Halstead (K8RI & ARRL life member) (N833R, S# CD-2 Worlds oldest Debonair) www.rogerhalstead.com |
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