16
Feb

Milestone reached

Written by admin. Posted in Build Diary

Today a milestone was reached in the project; the real world testing has begun! But first, here are some shots of the final assembly from the previous days…

The chassis with some of our new components bolted in place. 

12
Feb

Cell welding begins

Written by admin. Posted in Build Diary

A milestone reached Saturday February 2nd: First welded packs take form:

Cell welding begins

25
Dec

Drive system is complete

Written by admin. Posted in Build Diary

Drive system is complete. Battery packaging and mounting is nearing completion. Road testing was planned for January 08,  but is looking more like February.

Working the Aluminum billet on the lathe:

25
Oct

CRF250R to e-CRF250R conversion

Written by admin. Posted in Build Diary

The CRF250R to e-CRF250R conversion is being developed simultaneously with the BMW project because they share the same battery management design as well as being the initial test platform. This off road application demands peak currents that are twice that of the BMW peak current (because of the 10x voltage difference).  

The general design is scalable to any cell size and cell count to accommodate different motors/controllers, current and storage capacity.  

Two fresh CRF250R bikes…

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