Search Results for author: Johan Löfberg

Found 3 papers, 0 papers with code

Fast or Cheap: Time and Energy Optimal Control of Ship-to-Shore Cranes

no code implementations18 Apr 2023 Filipe Marques Barbosa, Anton Kullberg, Johan Löfberg

This paper addresses the trade-off between time- and energy-efficiency for the problem of loading and unloading a ship.

Robust Lattice-based Motion Planning

no code implementations28 Sep 2022 Abhishek Dhar, Carl Hynén, Johan Löfberg, Daniel Axehill

The proposed motion planner utilizes the nominal disturbance-free system model to generate motion primitives, which are associated with fixed-size tubes.

Motion Planning

Time-optimal control of cranes subject to container height constraints

no code implementations29 Mar 2022 Filipe Marques Barbosa, Johan Löfberg

In this paper, we perform a change of variable and reformulate the optimization problem to deal with the constraints on the stack heights.

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