RC boat water jet propulsion - complete open source
Description
I Am Try To Create New Another Water Jet Boat Propulsion For Rc Models. Actual Version Used On By Boat Is "V12" It Is Complete Open Source (Only For Non-Commercial Use, Another License On Request) **Do Not Hesitate To Add Comments About This Design. Do Not Forget Read Comments, It Contain Many Useful Informations.** Designed For Approximately 1M Model Boat. Printed From Pla Except Impeller From Petg. It Need 5X5Mm M3 Brass Inserts. Insert In "Jetrudler_V12.Stl" Are Drilled By 3.2 Drill. Openscad Sources For V12 Is Here: Https://Gitlab.Com/Jdobry/Waterjet/Tree/V12 Note: Impeller Lead Isn'T Optimal For Jet Efficiency. It Is Too Big. But It Is Optimal To Print It. I Don'T Test Other Lead/Pitch Values. It Is Good Enough For My Funny Boat Just For Fun. Mainpart And Motorholder Need To Be Glued Together. Do It **Only** With Mounted Shaft To The Motor Together Not Without It. It Is Necessary To Have Motor And Shaft Perfectly Concentricall. I Am Using <A Href="Https://Www.Aliexpress.Com/Item/Rc-Hobby-Radio-Control-Boat-Brushless-Motor-With-Esc-Power-System-Combo-3536-1700Kv-125A-Esc/32834812368.Html">3536 1700Kv Motor+Esc Combo</A> (Re-Flashed By <A Href="Https://Github.Com/Sim-/Tgy">Simonk Firmware</A> O_Power=470; O_Ground=47; Power_Range=1600*Cpu_Mhz/16+Min_Duty) With 6000Mah 40C 3S Lipol Battery. Result Is 80A (930W) Measured Electric Power. Edit(2018-11-03): This Motor Is Little Bit Overloaded And After Few Hours It Is Dead. Currently I Have Plan Replace It By 3674 Inrunner With Water Cooling Jacket. 2018-06-06: Add More Informations 2018-06-05: First Public "Final" Version V12 2018-06-02: Real Boat Test Https://Youtu.Be/Jg33Dkuqeqy 2018-05-26: 3Rd Test Https://Youtu.Be/Vpkvrb1Svzo 2018-05-12: First Test Https://Youtu.Be/7Qwh_Ipw2Fk Https://Photos.App.Goo.Gl/55Uoe9A346Dyhps23
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