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Rover Power. Stop and Go Locomotion For scaled up design Jeff Knowlton. 1. Test the possibility of a stop and go technique of locomotion to reduce solar panel size Fix panel size and adjust motor size Base batter size on motor size (much cheaper than larger panels). 2. 3. Assumptions.
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Rover Power Stop and Go Locomotion For scaled up design Jeff Knowlton [Jeff Knowlton] [Power] 1
[Jeff Knowlton] [Power] • Test the possibility of a stop and go technique of locomotion to reduce solar panel size • Fix panel size and adjust motor size • Base batter size on motor size (much cheaper than larger panels) 2
Assumptions [Jeff Knowlton] [Power] Battery can operate rover for one hour with 5% cushion 22% solar power efficiency Drive /charge for full hour intervals 4
Initial Values [Jeff Knowlton] [Power] Driving motors – 820 watts (745 watts driving 75 watts steering) 25 watts for idling Panel area of 1.44m2 5
Beyond the span of arrow the ratio of hours charged to hours driven [Jeff Knowlton] [Power] 6
The two black likes are of equal slopes, indicating a 1 hour drive to 1 hour charge with a 2 to 1 dividing them [Jeff Knowlton] [Power] 7