not having read the thread but i want to comment:
The unit looks good and i like the idea behind but:
how does it affect efficiency and chain life if the human power and the motor power are transferred over a 10 T sprocket?
the system reminds me of the rocky mountain unit . Are there any...
Here i have some pictures of the hub which has been build. Its made of steel and steel flanges which are mig brazed together. The freewheel side is made such that a ratched system from a dt swiss hub will fit into. The other side is just a long BSA thread to accommodate the freewheeling sprocket...
Hello,
im currently building a slow puller with a setup i worked on over the years. This one i wanto to present here uses a scorpion HK 5020 Motor , a ASI BAC 500 controller and a modified Neugart PLE 60 first reduction and a 219 chain second redction to get an overall reduction of 41,85. In...
Hi amberwolf,
thank you very much for the detailed reply. The ST2 Motor is a toatlly different construction. It is the same as the ASI hub motor
https://www.acceleratedsystems.com/media/5gmj1hd1/motor-juniper-specs-asi-v1-3.pdf . It has a lot of more pole pairs /16) in comparison to the st1...
Hi ES members
i have a stromer st2 Motor where i damaged the magnets during reglueing. In the last two days i searched the Internet for replacement magnets without success. The original magnets are 3mm thick 30mm lon and 15,8x mm wide. AND they are curved with an inner radius of the backiron of...
Hi all
I#ve been reading here for a while and think thats now time to share my experience with a FOC motor controller . It is a bit of work to make it 100a cont. capable but i think for some it might be worth it.
I've written it up here:
https://vesc-project.com/node/460
Sorry for not writing...