Search Results: "rotor shaft"

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09:20 Popular
Flettner Rotor Sail Cart // Homemade Science with Bruce Yeany

764 views / 0 likes - added 5 years ago

The Flettner rotor is a large spinning cylinder that was originally developed to harness wind energy for moving large transport ships. It was introduced during the 1920's and uses the Magnus Effect to capture the wind instead of a more traditional sail fo
05:10
Why The Elevator Shaft Was Invented Before The Elevator

363 views / 0 likes - added 4 years ago

It sounds ridiculous, but it's true. At the Cooper Union Foundation Building in New York, there's the world's first elevator shaft: constructed four years before the safety elevator was invented. • Thanks to Prof. O'Donnell and all the team at the Co
21:32
Building the Pyramids of Egypt ...a detailed step by step guide.

438 views / 1 likes - added 4 years ago

If you have seen the animation which gave a brief overview of the Water shaft theory, then this is the more in depth walk through of the process. It contains illustrations and photographs to clarify the stages of how the Pyramids of Egypt were built withi
03:14
Machine Can Destroy A Tree Stump In Seconds

672 views / 0 likes - added 5 years ago

The Rotor Stump Grinder can dig up a tree stump in seconds. There are eight models which can each tackle a differently-sized trunk. The machines can weigh up to 2,500 kilos, and the top model has 350 horsepower. The remnants of the tree stump can be recyc
10:23
Spinning Lego Propellers

592 views / 0 likes - added 5 years ago

Thrust testing some Lego propellers and rotor blades. At the end I try to get a tandem helicopter build (externally powered) up in the air. Enjoy! Tested parts: -Propeller 2 Blade 9 Diameter [2952] https://www.bricklink.com/v2/catalog/catalogitem.page?P=2
02:22 Popular
Rotary working paper engine model

918 views / 0 likes - added 7 years ago

The model is made of paper except of one transparent plastic cover. It could also be from paper, but it is possible to see insides now. Even though that the model works in some way similar to turbine, it has all functional parts of prototype - rotor, fixe
03:01
Surprising Applications Of The Magnus Effect

697 views / 0 likes - added 8 years ago

How far would a basketball with backspin go? Rotor wing experimental aircraft: https://youtu.be/Ra8y6gGotwY E-ship 1: https://youtu.be/qJ7haGqXs_E Corner kick by Kyle: https://youtu.be/YIPO3W081Hw How Ridiculous World Record Basket: https://youtu.be/H9SF2
04:33 Popular
DIY Mechanical Counter from Cardboard

1,273 views / 1 likes - added 6 years ago

DIY Mechanical Counter from Cardboard In today's video I show you how to make fully functional mechanical counter from cardboard! My counter contains 3 counting rotors but quantity can be easoly extendyd by adding another one middle rotor between first an
I turn a Stainless Bolt into a Combination Lock

123 views / 0 likes - added 2 years ago

In this video i'm turning a stainless steel bolt into a nice little combination lock.I was always fascinated by those antique combination locks. I really like the design of them. A few weeks ago I bought one from eBay, but it turned out to be a cheap fake
01:42 Popular
Small revving single-cylinder engine from paper

706 views / 0 likes - added 7 years ago

The model is completely made of paper, it is reduced(and slightly modified) copy of this model: https://www.youtube.com/watch?v=kkSg02t4IDw&list=PLvVMj5_TSMBUA8QwBFIuf7Zz-U3NVK6xN LxWxH: 18 x 13 x 22 mm Shaft diameter: 0.5 mm Piston stroke: 3 mm Cylinder
05:37 Popular
Human-Powered Helicopter: Straight Up Difficult

1,019 views / 1 likes - added 8 years ago

skunkbear.tumblr.com Read the full story here: http://www.npr.org/2012/10/14/160670295/flight-club-human-powered-helicopter http://skunkbear.tumblr.com It's difficult to build a working four-rotor helicopter that spans 100 feet and only weighs 80 pounds.
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08:02
Curve ball Flinger....Magnus Effect. // Homemade Science with Bruce Yeany

367 views / 0 likes - added 2 years ago

Throwing a curve ball couldn't be made any easier than this simple device. Light weight foam or hollow plastic balls are the projectiles used in an easy demonstration of the Magnus Effect. The throwing paddle can be made out of wood, cardboard tubing, or
01:46
Round Triangles!

393 views / 0 likes - added 6 years ago

Why circles are round (and triangles too!) rotor in a square hole: http://www.youtube.com/watch?v=KUeQugasOkk more info on reuleaux rotors and other SWEET stuff: http://www.howround.com minutephysics is now on Google+ - http://bit.ly/qzEwc6 And facebook -
16:07
Land on Sea!! Dragon72-1 Dragon Ornithopter with PixHawk and GPS:26th Flight Test for AutoTune.

338 views / 0 likes - added 3 years ago

Dragon72-1 Dragon Ornithopter with PixHawk and GPS:26thFlight Test for AutoTune. Land on Sea!! Autotune was not success. Finally --Land on Sea!! This place is too small for Dragon72. Wing 23mm --Gear Center-Arm point from 11.5mm to 10.5mm Length of Arm fr
04:30
Can We Really Have Stealth Helicopters When They’re So Loud?

548 views / 0 likes - added 5 years ago

Can helicopters be quiet as a mouse or is the technology so secret because it’s not real? and riding a helicopter is always going to be loud. Find out how this technology works and how close are we to the stealth helicopter reality. Why These Lasers Are T
09:12
STRAPPED INTO A FALLING HELICOPTER - Smarter Every Day 154

625 views / 0 likes - added 7 years ago

Click to get a Kiwi Crate Subscription for a kid you love: http://bit.ly/SmarterKiwiCrate Click here if you're interested in subscribing: http://bit.ly/Subscribe2SED Want to tweet this? http://bit.ly/ChopperFall ⇊ Click below for more links! ⇊ ⇊ Click bel
00:55
Solar Powered Toy Bell Ringer- solar motor - no electric = Homemade Science with Bruce Yeany

657 views / 0 likes - added 7 years ago

Here is my Solar motor being used for more work. Not much sound but I've had fun trying to find work for it. You can see more about solar motors on my other video at: https://youtu.be/VQqpnAKf9cM These devices are sometimes referred to as solar motors or
01:07 Popular
Solar Powered Toy Hammer-solar motor-no electric = Homemade Science with Bruce Yeany

750 views / 1 likes - added 7 years ago

Here is my Solar motor being put to work, can it hammer a nail, or even break an egg? No, but it it's fun coming up with ideas of jobs for it to do. You can see more solar motors on my other video at: https://youtu.be/VQqpnAKf9cM These devices are sometim
03:43 Popular
Solar motor--Free energy motor-- not electrical /// Homemade Science with Bruce Yeany

915 views / 1 likes - added 7 years ago

These devices are sometimes referred to as solar motors or thermal motors, or even thermal retraction motors. Sunlight hitting the strips is converted into thermal energy (heat) which then causes the rotor to turn without any electrical or other mechanica
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08:24 Popular
Cord drill and Pump drill

941 views / 0 likes - added 8 years ago

I made a cord drill and then upgraded it to a pump drill. A cord drill is basically a spindle with a fly wheel attached so it looks like a spinning top. the middle of a piece of cord is then put into a notch at the top of the spindle. The ends of the cord
05:59
70 MPH DRONE Vs FRUIT in SLOW MO || Experiment, Cause I Can

682 views / 0 likes - added 7 years ago

I strapped a razor blade to Mr. Steele's drone in the name of science... And, for some real life fruit ninja at 70mph. We basically all know the game Fruit Ninja, right? So why not doing a little experiment and doing it in real life with the help of a dro
08:08
How Does A Helicopter Work: Everything You Need To Know About Helicopters

304 views / 0 likes - added 3 years ago

Helicopters are an inseparable component of the aviation industry. However, they were invented much later than the first airplane. And the reason is obvious - helicopters offer many advantages over airplanes. But how exactly do helicopters fly?For any obj
01:36
Fetching Omnicopter

486 views / 0 likes - added 6 years ago

Fetching Omnicopter We have developed a computationally efficient trajectory generator for six degrees-of-freedom multirotor vehicles, i.e. vehicles that can independently control their position and attitude. The trajectory generator is capable of generat
03:26
How Many Times Can You Break The Same Bone?

375 views / 0 likes - added 4 years ago

Same Bone. Different accident. Can you really break the same bone over and over?Watch more: What If You Didn't Have Bones? https://www.youtube.com/watch?v=_ASpoeFRTZ0Life Noggin Merch!: https://crowdmade.com/collections/lifenogginMeet The Team!Director/Vo
10:03
How does an Electric Motor work? (DC Motor)

629 views / 1 likes - added 3 years ago

Go to https://brilliant.org/JaredOwen to sign up for free. And also, the first 200 people will get 20% off their annual premium membership.Electric motors can seem very mysterious! How do they use electricity to start rotating? Let's break it down step by
02:11 Popular
Why Most Rain Never Reaches The Ground

758 views / 1 likes - added 7 years ago

Less than half of the rain that falls from a cloud makes it all the way to the ground – because a lot evaporates while falling or after landing in treetops. Thanks to Georgia Southern University for sponsoring this video. Thanks also to our supporters on
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12:25
Making a Drone with Lego Motors and Propellers

545 views / 0 likes - added 4 years ago

The motors, propellers and frame are made of Lego. Non-Lego parts are the battery, radio receiver and flight controller. After building I fly this quadcopter indoors and outdoors. Enjoy! Drone specs: Motors (4x): Lego L-motor [88003-1] Propeller blades (8
03:38 Popular
The Nobel Prize in Chemistry: Molecular Machines, Explained

733 views / 0 likes - added 7 years ago

The 2016 Nobel Prize in Chemistry goes to Jean-Pierre Sauvage, Sir Fraser Stoddart, and Ben Feringa. Read all about it: http://cen.acs.org/articles/94/web/2016/10/Molecular-machines-garner-2016-Nobel-Prize-in-Chemistry.html ↓↓More links and references bel
19:26
How did the Enigma Machine work?

218 views / 0 likes - added 2 years ago

Let's use 3D animation to go inside the Enigma Machine!Go to https://brilliant.org/jaredowen to sign up for free. And also, the first 200 people will get 20% off their annual premium membership.Thanks to the Dan Perera for his help creating this animation
10:31
Primitive Technology: Blower and charcoal

554 views / 0 likes - added 6 years ago

I made a blower and some charcoal at the new area in order to create higher temperatures in for advancing my material technology. I took Fan palm leaves and fashioned them into an impellor (about 25 cm in diameter) held in a split stick as a rotor. I then
08:45
It took 10 YEARS (But it was worth it) - Amazing Science Gadgets/Toys 3

67 views / 0 likes - added 5 months ago

Hello Everyone Sit back and relax. Enjoy 9 minutes of oddly satisfying scientific curiosities featuring various mind-blowing stuff!If you guys liked this video please follow us on Instagram : https://www.instagram.com/physicsfun/And subscribe to our chann
21:03
How To Make A Crystal Radio - No Batteries

424 views / 0 likes - added 4 years ago

How to make a robust crystal radio. DIY step by step. No special tools or skills needed. Most parts can be had from recycled things. The purchased parts run about $3. Good during power failures, when batteries are not available, for prepping and similar.
03:28
These Face Mites Really Grow on You | Deep Look

504 views / 0 likes - added 5 years ago

Yep, you probably have Demodex mites living on your face. These tiny arachnids feast on sebum, the greasy oil in your pores. But should you be worried about your eight-legged guests?SUBSCRIBE to Deep Look! http://goo.gl/8NwXqtPlease support us on Patreon!

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