Aerodynamics ציבורי
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Turbofans, and airplane engines in general, are very important parts of the plane. But, we still don't completely understand how they affect the aerodynamics of a wing and the entire airplane. When we test them in wind tunnels, they are simplified models, as they are in CFD. What are their exact effects though?Find out here!If you want to help supp…
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Most airliners have spoilers on their wings. What do they do though? How do they affect the lift, drag, and pitching moment of the wing? How does the spoiler's deflection angle and length affect the wing's aerodynamics? Find out here!If you want to help support us in making educational aerodynamic videos, you can through our Patreon: https://www.pa…
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Owl wings are very silent, they make almost no noise, but how? In this podcast we go through why and look at an LES CFD simulation to learn why.If you want to help support us in making educational aerodynamic videos, you can through our Patreon: https://www.patreon.com/Premier_AerodynamicsCHECK OUT our new OpenFoam CFD course that covers everything…
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Double wedge airfoils are strange because they are very angular. But, they are used for supersonic flow. What shock waves form on them?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: https://premieraerodynamics.com/Cour…
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The peregrine falcon can dive bomb up to 400 km/h. What about its aerodynamics allows it to do that? What is its drag coefficient and lift coefficient?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: https://premieraerod…
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How can you control a shockwave with plasma?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: https://premieraerodynamics.com/Courses/CHECK OUT our new Intermediate CFD course that covers what you need to go into industry…
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Turbofans are very precise pieces of equipment and the inlet greatly affects the quality of the flow that will go through to the compressor, and subsequently, the entire efficiency of the turbofan.What does the flow quality look like at different angles of attack and crosswinds?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that cov…
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There are more types of winglets than you can poke a stick at. There are the common Boeing winglets, then the Airbus sharklets, but so many more. And they're used to reduce the strength of the wingtip vortex and hence the induced drag of a wing. But, do they only affect the flow near the wingtip?Find out in this podcast!CHECK OUT our new OpenFoam C…
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F 18 fighter jets have LEXs (leading edge extensions). What are their aerodynamics? How do they help the plane fly? How do they create vortices and what happens when you pitch and yaw the jet to these vortices?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES s…
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How can you use plasma to make a train more aerodynamic? And is this an active or passive flow control device?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: https://premieraerodynamics.com/Courses/CHECK OUT our new Int…
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Why are turbofans so loud and where is the noise coming from? How is noise created by the rotor blades?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: https://premieraerodynamics.com/Courses/CHECK OUT our new Intermedia…
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What winglets are best for a VTOL drone? Are regular winglets, raked wingtips, or no wingtips best for lift and induced drag? AND are vortex panel methods any good compared to typical Navier Stokes CFD?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulatio…
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How does rim and tread design affect a car's wheels' aerodynamics especially if you have a truck's double wheel configuration?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: https://premieraerodynamics.com/Courses/CHECK…
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How does a wind tunnel's contract affect the test section's flow quality, including the turbulence intensity, flow angularity, vorticity, flow uniformity, and the axial velocity gradient?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everyth…
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Nonplanar wings produce much less induced drag than planar wings. In this podcast, we cover how, and why with winglets and spiroid wingtips on wings.CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: https://premieraerodynamics.com/Courses/CHECK O…
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F 18 fighter jets have LEXs (leading edge extensions). What are their aerodynamics? How do they help the plane fly? What happens when they don't perform as they should?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everything in between: htt…
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If you poke a car's wheels out from the wheelhouse, does that affect its drag and lift coefficients? If so, how? Does poking them out more make the drag coefficient increase or decrease?Find out in this podcast!CHECK OUT our new OpenFoam CFD course that covers everything from literally installing it to running your own DES simulations, and everythi…
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Winglets are maybe the best flow control device on an airplane. BUT, there are so many different ways to shape them. How does the cant angle and the sweep angle affect a wing's lift coefficient, drag coefficient, and lift to drag ratio?Find out in this podcast!CHECK OUT our new Intermediate CFD course that covers what you need to go into industry a…
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Bird wings are incredibly complex. For example, some birds produce less drag at higher angles of attack, while other birds have feathers that make them almost completely silent. That's just the tip of the iceberg.Find out more about bird wing aerodynamics in this podcast!CHECK OUT our new Intermediate CFD course that covers what you need to go into…
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Bats are some of the best fliers despite physics potentially suggesting otherwise. Why are they so good at flying? Find out in this podcast! CHECK OUT our new Intermediate CFD course that covers what you need to go into industry and do high quality simulations: https://premieraerodynamics.com/Courses/Premier Aerodynamics: https://www.youtube.com/pr…
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Spiders can fly, but it isn't know just how they do it. Do they just use aerodynamics, or do they also use electric fields in the atmosphere? And if so, how? Find out in this podcast!Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Check out our new Intermediate CFD course that covers what you need to go into indu…
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Halo jumps are jumps from really high up, like 40 kilometers high. From that height, conventional aerodynamics breakdown. Shock waves form and drag coefficients aren't what you'd expect them to be.Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want to get better at CFD? Check out our courses: https://premieraero…
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Hummingbirds are incredible fliers and they hum. Do heavier hummingbirds make more noise than skinnier hummingbirds?Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want to get better at CFD? Check out our courses: https://premieraerodynamics.com/Courses/Want an easy way to make your experiments 2-4% more accurate…
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Drones are very stable, easy to fly, can carry very large payloads, BUT they are inefficient. This podcast goes through how having more than one rotor can create interference and reduce a drone's efficiency.Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want to get better at CFD? Check out our courses: https://p…
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How does the Reynolds number affect a gurney flap's performance? We know that regular airfoils are greatly affected by the reynolds number, but that also hold true for when you have a gurney flap on the back?Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want to get better at CFD? Check out our courses: https://…
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Gurney flaps have been around for a yonk's age, but there isn't that much information about how changing their size, location, and orientation affects an airfoil's lift and drag...until now. This podcast covers this aerodynamics.Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want to get better at CFD? Check out …
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SUVs have very high drag coefficients. How do you reduce them? And which aerodynamic modifications affect their lift and drag?Find out in this podcast!Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want to get better at CFD? Check out our courses: https://premieraerodynamics.com/Courses/Want an easy way to make …
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Corrugated airfoils are cool. Dragonflies have them. How do they work at ultra low reynolds numbers? This podcast covers that! LSB and boundary layer transition podcast: https://www.youtube.com/watch?v=stMFiGK89hg Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want an easy way to make your experiments 2-4% more …
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What are the aerodynamics of a cool flying train? Find out in this podcast! Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere Hawk to make your aerodynamic experiments better: https://premieraerodynamics.com/Atmosphere-hawkWant to get …
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1How does one car overtaking another affect both cars' aerodynamics?Find out in this podcast!Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere Hawk to make your aerodynamic experiments better: https://premieraerodynamics.com/Atmosphere-…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Using 3D Printing to print helicopter blades is cool, but can it be done? Will the blades stand up to the centrifugal forces?Find out in this podcast!Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere Hawk to make your aerodynamic exper…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Starting vertical axis wind turbines is important. How can you design the blades to increase their efficiencies?Find out in this podcast!Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere Hawk to make your aerodynamic experiments better…
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Total Pressure, Static Pressure, and Dynamic Pressure video: https://www.youtube.com/watch?v=F0HNjp5jGOI&pp=ygUjcHJlbWllciBhZXJvZHluYW1pY3MgdG90YWwgcHJlc3N1cmU%3D Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1How does the aerodynamics of trains change in cross winds? And how does the shape of a train's nose aff…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1There are more propeller designs than you can poke a stick at. But this propeller is different. It allows robots to swim and move over obstacles. In this podcast, we will go through its hydrodynamics as well as optimization with a design of experiments and the Taguc…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Diffusers are very important flow control devices on cars. In this podcast, we go through the effects of diffusers, skirts, and front diffusers on a car's lift, drag, and flow physics.Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere H…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1The wheelhouses are not talked about much, but what are their effects on the aerodynamics of a car? Are they significant, or not really? In this second part of this podcast series, we cover the effects of an Audi, Toyota, and Mercedes Benz Wheelhouse on an Ahmed bod…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1The wheelhouses are not talked about much, but what are their effects on the aerodynamics of a car? Are they significant, or not really? In this podcast, we cover how to CFD a car and whether the wheelhouse geometry affects a cars aerodynamics, including the drag.Wa…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Airplanes have used winglets for many years now, and for good reason. They increase their efficiencies. But, the problem with traditional winglets is that they are fixed in one geometry. What if you could adapt your winglets to deliver better performance at differen…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Airplanes have used winglets for many years now, and for good reason. They increase their efficiencies. But, the problem with traditional winglets is that they are fixed in one geometry. What if you could adapt your winglets to deliver better performance at differen…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Aircraft are often flown close to the ground to take advantage of the ground effect. How do waves on the surface of water affect the ground effect of an airfoil? This podcast covers that! Part 2!Want an easy way to make your experiments 2-4% more accurate? Get The A…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Aircraft are often flown close to the ground to take advantage of the ground effect. How do waves on the surface of water affect the ground effect of an airfoil? This podcast covers that!Want an easy way to make your experiments 2-4% more accurate? Get The Atmospher…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1We've seen in podcasts #126, #127, #128 that gurney flaps have a large effect on a car's aerodynamics, now we look into how gurney flaps affect an F1 car's aerodynamics. This is the second part of this podcast series.Want an easy way to make your experiments 2-4% mo…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1We've seen in podcasts #126, #127, #128 that gurney flaps have a large effect on a car's aerodynamics, now we look into how gurney flaps affect an F1 car's aerodynamics.Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere Hawk to make you…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1How does a little flap at the trailing edge of an airfoil affect its aerodynamics? This podcast series talks about this bio-inspired flow control device. Part 2!Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere Hawk to make your aerody…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1How does a little flap at the trailing edge of an airfoil affect its aerodynamics? This podcast series talks about this bio-inspired flow control device.Want an easy way to make your experiments 2-4% more accurate? Get The Atmosphere Hawk to make your aerodynamic ex…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Most cars are tested for aerodynamics with head on wind conditions, but cars experience mostly yawed winds during their lifetimes. How do yawed winds affect a car's aerodynamics? This is what this podcast covers.Want an easy way to make your experiments 2-4% more ac…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1Most cars are tested for aerodynamics with head on wind conditions, but cars experience mostly yawed winds during their lifetimes. How do yawed winds affect a car's aerodynamics? This is what this podcast covers.Want an easy way to make your experiments 2-4% more ac…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1When you think of a propeller on a boat, you think that it is fully submerged. But, there is another configuration you can run your propeller at. Have it only partly in the water. How does this affect its hydrodynamics?Find out more in this podcast part 2!Want an ea…
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1When you think of a propeller on a boat, you think that it is fully submerged. But, there is another configuration you can run your propeller at. Have it only partly in the water. How does this affect its hydrodynamics?Find out more in this podcast!Want an easy way …
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Premier Aerodynamics: https://www.youtube.com/premieraerodynamics?sub_confirmation=1There are so many different flow control devices for cars and motorsport cars. This podcast covers the aerodynamics of a few of the more cutting edge ones with real life testing results.Find out more in part 3 of this podcast series!Want an easy way to make your exp…
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