vineyard bird netting: Aerodynamics and Hydrodynamics of the Human Body, Birds, and Boeing

วันพุธที่ 21 มีนาคม พ.ศ. 2555

The aerodynamics of the human body are very interesting indeed. This may sound somewhat funny, because human beings can't fly, however our desire to fly has enabled us to adapt and innovate to achieve the same purpose. Man has always dreamed of being able to fly like the birds. The aerodynamics of the human body are quite serious in many sports. To confirm this, just at Lance Armstrong in a tour to France.http://www.fascatcoaching.com/f_one.htmlBicycle racing aerodynamics against the relative wind are quite serious. In most bicycle races the riders are doing in excess of 60 mph for a large part of the race and the aerodynamics of the human being are as serious as they are in it modern day automobile performance, fuel economy and directional control. Wind Tunnel testing for bicycle racing gear such as helmets, racing frames, racing attire are coming place. We know that NASA material science is also used in modern sports from everything from skies to golf clubs, Jamaican Bobsleds to swimming suits and from marathon running shoes to those bicycle components.Aerodynamics, material sciences and human geometry (biometrics, ergonomics) are as common in the Olympics as they are in Auto Racing, Dick Rutan and the X-Prize, Reno Air Races, Space Flight and in modern military equipment operation. In the Wright Brothers first aircraft the pilot laid out on the wing so he was fully part of the aerodynamics from the first flight.Now we have parachutes, parasailing, ultra-lights, Gyro-Copters, Jet packs, etc, where the aerodynamics of the human being is a huge factor. Having had the chance to race competitively street motorcycles in my day, I can tell you it is a huge component to performance. The human body is what it is, the bike is already quite aerodynamically designed, how the body is placed when you accelerate the motorcycle to 185 plus mph makes a huge difference. Whether you are shooting a man out of a cannon or jumping off the pier into the Annual Human Powered Flight Contest into the Hudson Bay, this is no joking matter, aerodynamics of the human body is just as important in racing, sport as it is for the birds in the sky or the fish which fly.The aerodynamics and fluid dynamics of many species especially species of prey will ultimately decide their survival, if they fail to have the adequate speed, then they will not be able to eat. If a species, which is hunted cannot dodge or move fast enough then it will have no other option than to massively reproduce to avoid extinction or maintain tight formations, swarms, herds or social order to use the safety in numbers principle. The fastest bird, the peregrine falcon was clocked at 217 mph in Germany while in a dive. Most Falcon's can catch their prey in midair are at speed of around 100 mph, although usually much less. No wonder the Military named the F-16 the Falcon?The spine-tailed swift has a maximum speed a high of 106 mph in level flight. Thus the Falcon might have a tough time extending it’s wings at that speed for the proper speed to catch it, thus it can live near Falcons without being eaten and the Falcon will then go after lesser prey with better odds of eating. If you look at the F-14 it has the ability to bring it’s wings out for slow flight and keep them swept for accelerated and sustained cruising speed, very similar to the bird. The first moveable winged jet aircraft was the well-known X-5, which variable in-flight wing configurations as did the F-111, B-1 and several others. Many aircraft have been designed to change various other configurations for many reasons, the F-8 Crusader changed it’s angle of attack and the SST and Concorde change it’s nose on take offs.Most modern fighters have speed brakes to slow them down. All techniques stolen from nature, as birds adjust their heads in flight for visibility, adjust their angle of attack when approaching relative wind for faster climb, adjust wings for diving and stick out their feet to slow down. Well, yes these techniques were stolen from nature alright, that is pretty much the case, yet we have obviously improved on natures designs in this dimension. After all we are now building aircraft capable of Mach 5 and others, which can carry many hundreds of tons in payloads. In skydiving you learn quickly how to maneuver your body to achieve your intended path. A bird would do much the same only be 100 times better at it since it practices all day long everyday.Most ordinance, which is delivered, such as bombs need to be dropped well under the speed of sound so that they do not in fact create their own new trajectory as they fly away from where they are pointed and need to be delivered. Having been employed washing cars in my day, I can tell you we may in fact have stolen that idea too. Aircraft like birds do lots of adjusting and playing around with configurations to allow them to take advantage of various situations as needed, thus aerodynamically speaking man has copied the observations he has witnessed from birds since his first flight. How about another example, the Bald Eagle, the United States of America’s official mascot? Well it has a souring level flight speed of around 50 mph, which is quite fast in bird terms. While souring The adult Eagle’s wing span is between 6 and 7 feet.Largest discovered was 7.9 feet, but the wings folded back can allow the eagle to dive at very fast speeds of around 75 mph as it would be most difficult to attain significant speed with such large wings extended. Different configurations and methodologies can also be applied to human body aerodynamics with a little bit of modification. All the while having an incredible accuracy in it’s vision, which would make military intelligence proud indeed as the F-15 Eagle relies enhanced equipment and the human component, which is 3-4 times less adapted than the eagle’s eyes, yet with the newest technology we again have adapted to better nature. If we look at the aerodynamics of nature and the process of evolution we see the most adapted species in the air as the Eagle and Falcon, which are truly marvels of 100’s of millions of years, we begin and appreciate our ominous task of re-engineering. As we look to build aircraft, MAVs, UAVs to serve mankind’s needs we should make a note of this. As we develop smaller technologies and demand versatility we will definitely be looking at the best nature has to offer in the way of suggestions.[http://worldthinktank.net/wttbbs/index.php?showforum=23]A human parachutist in a dive has been clocked also 217 mile per hour, the maximum speed for the Falcon. We might ask ourselves, is the organic aerodynamic speed limit for evolution on this planet 217 mph? This presently includes our knowledge of the flight speeds of our most adapted species on the planet presently. Is this figure correct for previous periods? What was the speed of the Pterodactyl? Was the air thinner or thicker under 10,000 ft. back then? Would it have needed to go faster? Maybe, but if so from what? Once you are the fastest and have no higher food chain component to go after, why would you evolve into a higher performing animal? Well if you played, had contests and displays of agility for procreation, pecking order, competed for territorial rights with your fellow species, then you might evolve to be better and have greater performance, developed higher cognition, hunting skills, defense skills and evolved to fly faster too. This would be inline with current animal and human behavior in our current period and the writings of the past 10,000 plus years of written recorded history and observational study of species on earth.We know from the study of aerodynamic, hydrodynamics and racing that there are also issues with ROI or issues with diminishing returns. For instance if a Pterodactyl were to fly faster, it would need to develop more muscle, lose weight, spend more time developing flight skills.[http://numbat.murdoch.edu.au/Anatomy/avian/avian2.html]However this takes time away from hunting. It would cause issues with its ability to fight off other pterodactyls and would mean more food intake was needed. So a happy medium would eventually be reached for continuation of the species, social order, etc. So then, is that compromise or happy medium 217 mph? A man falling in freefall from an aircraft fully tucked and using the BMPs for rapid decent max’ed out at 217 mph, like the Falcon. It is highly interesting that these organic matter speeds that the highly evolved Falcon is so similar to the diving speed of a human being. We can learn a lot about how the human body interacts with the elements and the study of aerodynamics has lots to still learn from nature. [EXTRACT] The aerodynamics of the human body are very interesting indeed. This may sound a little weird, because humans can not fly, but our desire to fly has allowed us to adapt and innovate to achieve the same purpose. Man has always dreamed of being able to fly like birds. The aerodynamics of the human body are very serious in many sports. To confirm this, only Lance Armstrong on a tour of France.http: / / www.fascatcoaching.com / f_one.htmlBicycle aerodynamic race against the relative wind are quite serious. In most bicycle races the riders are doing over 60 mph for much of the race and the aerodynamics of the human being as severe as they are in the modern IT performance cars a day, the economy fuel and directional control. The wind tunnel tests of bicycle racing accessories such as helmets, racing frames, racing attire are held. We know that NASA material science is also used in modern sports everything from the skies to golf clubs, Jamaica sleds for bathing suits and shoes to run a marathon bicycle components.Aerodynamics, sciences material and human geometry (biometrics, ergonomics) are as common as the Olympic Games in racing, Dick Rutan and the X-Prize space flight, Reno Air Races, and operation of modern military equipment. On the plane the Wright brothers established the first pilot in the wing so it was an integral part of the aerodynamics of the first thing we flight.Now parachute, paragliding, ultralights, Gyro Helicopter, Jet Pack, etc., where the aerodynamics of the human being is a very important factor. Having had the opportunity to race competitively street motorcycles in my day, I can say that is a major component of performance. The human body is what it is, the bike is already quite aerodynamically designed, how the body is placed when you accelerate the bike to 185 mph, also makes a big difference. Whether you are pulling a man from a cannon or jumping from the pier in the annual Human powered flight in Hudson Bay, this is no joking matter, aerodynamics of the human body is so important in racing the sport as it is for the birds in the sky or the fish fly.The aerodynamics and fluid dynamics of many species, especially species of prey ultimately decide their survival, if you have the right speed, then not be able to eat. If a species that is hunted can not dodge or move fast enough, then you will have no choice but to massively reproduce to avoid extinction or maintain tight formations, swarms, herds or social order for the use of security, in principle the numbers. The fastest bird, the peregrine was recorded at 217 kilometers per hour in Germany, while in a dive. Most Falcon can catch their prey in the air are at a speed of around 100 kilometers per hour, although usually much less. No wonder the military called the F-16 Falcon? The fast tail spine has a top speed of up to 106 mph in level flight. Thus the Falcon might have a hard time spread their wings at that speed for the right speed to catch, so they can live near Falcons without being eaten and the Falcon will go after the dam less likely to eat better. If you look at the F-14 has the ability to carry out their wings to fly and maintain slow cruising speed swept accelerated and sustained, very similar to that of birds. The first moveable winged jet aircraft was the X-5 known as the variable flying wing configurations like the F-111, B-1 and several others. Many aircraft have been designed to change several other settings for many reasons, the F-8 Crusader changed his angle of attack and the SST and Concorde change your nose in takeoffs. Most modern fighters have speed brakes to slow. All techniques stolen from nature, such as birds adjust their heads in flight for visibility, adjust its angle of attack when approaching relative wind for faster climb, adjust wings for diving and pull the feet to reduce the speed. Well, yes, these techniques were stolen from good nature, which is almost the same, however, we have obviously improved the designs of nature in this dimension. After all we are building aircraft capable of Mach 5 and others, which can carry hundreds of tons of payload. In skydiving you learn quickly how to control your body to achieve its intended path. A bird to do the same one that is 100 times better at it, since the practices all day everyday. Most ordinance, which is given as the bombs have to fall well below the speed of sound so it does not really create his own new path, and to fly away from where they are pointed and should be delivered. Having been employed washing cars in my day, I can tell you have actually stolen the idea too. Aircraft like birds do a lot of adjustments and play with the settings that allow them to take advantage of different situations, as needed, thus aerodynamically speaking man has copied the observations he has witnessed from birds since its first flight. How about another example, the bald eagle, the United States of the official mascot of the United States? Well, it has a level of acidification flight speed of about 50 mph, which is quite fast in terms of birds. While the eagle souring size of adults is 6 to 7 feet. Largest discovered was 7.9 feet, but the folded wings can allow the eagle to dive at very fast speeds around 75 mph, it would be more difficult to achieve significant speed and large wings. Different configurations and methodologies can also be applied to human body aerodynamics with a little modification. All the time with incredible accuracy in it's vision, which would make military intelligence proud indeed as the F-15 Eagle is based advanced equipment and the human component, which is 3-4 times less adapted than the eagle eyes However, the latest new technology has been adapted to better nature. If you look at the aerodynamics of the nature and process of evolution that we see the best adapted species in the air as the eagle and the hawk, which are really wonders 100 million years, we begin and appreciate our ominous task of re- engineering. When looking to build aircraft, MAVs, UAVs to meet the needs of humanity that we must take note of this. As we develop smaller technologies and demand versatility we are determined to search the best nature has to offer in the way of suggestions. [Http: / / worldthinktank.net / wttbbs / index.php? Showforum = 23] A human parachutist in a dive has also recorded 217 miles per hour, the maximum speed for the Falcon. One might ask, is the organic aerodynamic speed limit of evolution on this planet 217 mph? This now includes our knowledge of flight speeds of our species more adapted to the planet today. This figure is correct for earlier periods? What was the speed of the pterodactyl? The air was thinner or thicker under 10,000 ft. back then? Have you had to go faster? Perhaps, but if so what? Once they are the fastest and have no component of the higher food chain to go after, why become a higher performing animal? Well, if you've played, had contests and displays of agility for procreation, hierarchy, competed for land rights of their fellow species, then you could evolve to be better and have better performance, enhanced cognitive development, hunting skills, techniques defense and has evolved to fly faster as well. This would be in line with current animal and human behavior in our current era and the writings of the past 10,000 years, most of recorded history and observational study recorded species earth.We know from the study of hydrodynamics aerodynamic and races there are also problems with the ROI or issues with diminishing returns. For example, if a Pterodactyl were to fly faster, they would have to build more muscle, lose weight, spend more time developing flight skills. [Http: / / numbat.murdoch.edu.au/Anatomy/avian/avian2.html] However this takes time away from the game. That could cause problems with your ability to fight off other pterodactyls and would mean more consumption of foods that are needed. Therefore an average time led to the continuation of the species, the social order, etc. So, is that the average engagement or 217 mph? A man falling in freefall from an airplane fully depressed, the use of BMPs for rapid decent and max'ed out to 217 miles per hour, as the Falcon. It is interesting that these rates of organic matter that the highly evolved Falcon is so similar to the speed of immersion of a human being. We can learn a lot about how the human body interacts with the elements and the study of aerodynamics is still much to learn from nature.

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