振り子システムの制御:シミュレーションから実機へ
Control of a pendulum system: From simulation to reality
振り子システムの近似モデルを構築し、LQR制御器を設計してシミュレーションと実機で外乱応答を比較し、シミュレーションによる制御アルゴリズム検証の有効性を示した。
著者: Iyer Venkataraman Natarajan
分類: cs.RO
原文アブストラクト
Control theory deals with the study of controlling dynamical systems. Robots today are growing increasingly complex and moving out of factory floors to real world environment. These robots have to interact with real world environment factors such as disturbances and this requires the robot to have a control system that is robust. Testing control algorithms on robots in real world environment can pose critical safety issues and can be financially expensive. This has resulted in a heavy emphasis on using simulation to test control algorithms before deploying them in real world environments. Designing control algorithms is an iterative process that starts with modelling the target system in simulation, designing a controller, testing the controller in simulation and then changing the controller parameters to design a better controller. This report explores how an approximated system model of a target hardware system can be developed, which can then be used to design a LQR controller for the target system. The controller is then tested under a disturbance, on hardware and in simulation, and the system response is recorded. The system response from hardware and simulation are then compared to validate the use of approximated system models in simulation for designing and testing control algorithms.
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