"That will not be an easy task. A good multicopter blade has to be very light but still strong and rigid. The shape also has to be just right to get good lift efficiency.
But if you are serious you should look into sourcing equipment and having some…"
jahur ahmed's Discussions
How to make a rotor blade
Started this discussion. Last reply by John Arne Birkeland Sep 5, 2012. 1 Reply 0 Likes
Hi,I am from bangladesh. There are no industry or shop to buy light weight rotor blade in our country. I want to make good quality rotor blade. Do you have any idea? Can it be made modifying table…Continue
lift and thrust relation
Started Sep 1, 2011 0 Replies 0 Likes
i want to make a quad rotor helicopter. from my study i understand that to fly an object lift equation is a must. but in the lift equation i did not find any relation between rotation of rotor blade…Continue
relation between thrust and rpm
Started this discussion. Last reply by Olivier ADLER Sep 2, 2011. 2 Replies 0 Likes
i wan t to know the relation between rpm and thrust. what is the formula or how can i calculate it.Continue
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jahur ahmed posted a discussionHow to make a rotor blade
Hi,I am from bangladesh. There are no industry or shop to buy light weight rotor blade in our country. I want to make good quality rotor blade. Do you have any idea? Can it be made modifying table fan or something like that?JahurSee More
DeveloperOlivier ADLER replied to jahur ahmed's discussion relation between thrust and rpm
"
Use "Drive calculator". http://www.drivecalc.de/
It's a free software with a database of most wellknown motors and propelers.
Choose your motor, propeler, enter your batterie voltage and you will get all you want…"
Allen Babb replied to jahur ahmed's discussion relation between thrust and rpm"http://www.grc.nasa.gov/WWW/k-12/airplane/propth.html
Note that, as the craft speeds up in the opposite direction of the generated thrust, the generated thrust decreases, suggesting that the maximum ideal airspeed of the craft is the same as…"
jahur ahmed commented on Chris Anderson's blog post Awesome manned electric multicopter takes off, crashes"good try but safety is first"
Profile Information
- About Me:
- i am interested in astronomy and aerodynamics. my hobby is to build different types of flying objects.
- Tell us a bit about your UAV interest
- helicopters with multiple rotor blades
- Hometown:
- dhaka
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Season Two of the Trust Time Trial (T3) Contest has now begun. The fourth round is an accuracy round for multicopters, which requires contestants to fly a cube. The deadline is April 14th.A list of all T3 contests is here.
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