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Regen Braking and Electric Bicycles, Justin's Presentation from 2022 BC Bike Show

On March 5th 2022, Justin gave a talk at the BC bike show about regenerative braking as it pertains to the world of electric bicycles. Regen is an important topic that's been largely misrepresented by the ebike industry due to the focus on mid-drive and freewheeling hub motors, so we wanted to set the record straight on many areas. This follows some of our original research on regen which we posted on this Endless-Sphere thread many years ago: https://endless-sphere.com/forums/vie... 0:00- Intro 0:33 - What is Regen? 1:53 - Electrical Principles 4:40 - Problem with Freewheels 7:15 - Negative Marketing 8:11 - Is it Worth It? 10:04 - Motor Drag 12:27 - % Recaptured 16:10 - Saved Brake Wear 17:45 - Cost Savings 20:04 - Regen Motors 23:00 - Activating Regen 26:00 - Variable Regen Brakes 27:40 - Alternative Regen Controls 30:29 - Backpedal Regen 35:22 - Speed limit regen 37:45 - Regen Efficiency 38:20 - Comparison with Mid-Drive 40:18 - Motor Heating 40:45 - Axle Wiggle 42:05 - The Future 42:45 - Q&A