Search found 5 matches

by Steph
Dec 27 2019 7:06am
Forum: Motor Technology
Topic: More than3 phases
Replies: 35
Views: 2892

Re: More than3 phases

Punx0r wrote:
Dec 27 2019 5:34am
Or are you specficially looking to modify an existing motor with a fixed pole count?
That was indeed the idea, salvaging the frame of motors with already an high pole count: https://h5.aliexpress.com/item/32288259948.html
Fully designing a motor is not in my reach.
by Steph
Dec 26 2019 5:58am
Forum: Motor Technology
Topic: More than3 phases
Replies: 35
Views: 2892

Re: More than3 phases

Hello Everyone, Thank you for your replies. I opened this topic based on a lot of gut feeling, and reading through the contributions, I realised that more than a few proved wrong. I initially though to take part to the discussion, but as it went, I got worried that it would just amount to shame myse...
by Steph
Nov 14 2019 7:57am
Forum: Motor Technology
Topic: More than3 phases
Replies: 35
Views: 2892

More than3 phases

Hello, To reduce the need for reduction, I tend to look for low kv motors (as a way to get more torque, less speed) So far, my perception (possibly a collection of misconceptions) is that this can be achieved by two kind of design tweaks: - playing with copper winding (balancing same mass of copper ...
by Steph
Nov 01 2019 9:42am
Forum: Motor Technology
Topic: Bafang SW102 Bluetooth LCD - OpenSource firmware and mobile app
Replies: 421
Views: 54057

Re: Bafang SW102 Bluetooth LCD - OpenSource firmware and mobile app

Hello, As mentioned in the early posts of this thread, there is a way to backup the original firmware before tinkering with the device. The method (also described here: https://blog.includesecurity.com/2015/11/NordicSemi-ARM-SoC-Firmware-dumping-technique.html in a way that I found clearer) involves...
by Steph
Nov 13 2018 6:45pm
Forum: E-Bike Non-hub Motor Drives
Topic: Full suspension mountain bike Friction Drive
Replies: 136
Views: 20802

Re: Full suspension mountain bike Friction Drive

Hello there, I’ve been following discussions here for a while but stayed in my corner. I finally registered and take part... This thread is very interesting because this is exactly what I’m aiming at. My commute is about 8km in the morning, ending with a rather steep 100m descent phase (maxing at 14...