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H  ∞  Control Synthesis for Linear Parabolic PDE Systems with Model-Free Policy Iteration

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Advances in Neural Networks – ISNN 2015 (ISNN 2015)

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Abstract

The H  ∞  control problem is considered for linear parabolic partial differential equation (PDE) systems with completely unknown system dynamics. We propose a model-free policy iteration (PI) method for learning the H  ∞  control policy by using measured system data without system model information. First, a finite-dimensional system of ordinary differential equation (ODE) is derived, which accurately describes the dominant dynamics of the parabolic PDE system. Based on the finite-dimensional ODE model, the H  ∞  control problem is reformulated, which is theoretically equivalent to solving an algebraic Riccati equation (ARE). To solve the ARE without system model information, we propose a least-square based model-free PI approach by using real system data. Finally, the simulation results demonstrate the effectiveness of the developed model-free PI method.

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Correspondence to Biao Luo .

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Luo, B., Liu, D., Yang, X., Ma, H. (2015). H  ∞  Control Synthesis for Linear Parabolic PDE Systems with Model-Free Policy Iteration. In: Hu, X., Xia, Y., Zhang, Y., Zhao, D. (eds) Advances in Neural Networks – ISNN 2015. ISNN 2015. Lecture Notes in Computer Science(), vol 9377. Springer, Cham. https://doi.org/10.1007/978-3-319-25393-0_10

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  • DOI: https://doi.org/10.1007/978-3-319-25393-0_10

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