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Posted by D Herring on October 27, 2008, 8:03 pm
leo wrote:
> We have the position and velocity of products on the conveyor in time
> t=t1. How can we estimate position in time t=t1+T (T is scan time) if
> we know max.acceleration, max.jerk, max. velocity for this product?
> Product is on the conveyor. We need probably Kalman filter, but can
> somebody tell me formel how can we calculate position in t=t1+T.
Given position x at time t1, your task is to estimate the velocity
v(t) between t1 and t1+T.
Then x(t1+T)=x(t1)+integral(v(t), t1, t1+T).
The acceleration term can compensate for changes in velocity; but it
will just add noise if the velocity is relatively constant.
- Daniel
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> t=t1. How can we estimate position in time t=t1+T (T is scan time) if
> we know max.acceleration, max.jerk, max. velocity for this product?
> Product is on the conveyor. We need probably Kalman filter, but can
> somebody tell me formel how can we calculate position in t=t1+T.