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文中在TCP基于窗口的端到端的拥塞控制算法和IP层拥塞控制算法上提出了一种改进的增强型非线性比例积分算法,该算法主要解决PID算法的参数设置、鲁棒性和算法敏感性问题,减少了PID算法的参数设置。改进的算法采用了内模控制和优化控制来实现算法的稳定性。通过仿真实验证明提出的算法有快的收敛速度和稳定性,提高了算法的鲁棒性。
In this paper, an improved enhanced nonlinear proportional-integral algorithm is proposed on TCP-based end-to-end congestion control algorithm and IP layer congestion control algorithm. The proposed algorithm mainly solves the problem of parameter setting, robustness and algorithm sensitivity of PID algorithm Problem, reduce the parameter setting of PID algorithm. The improved algorithm uses internal model control and optimal control to achieve the stability of the algorithm. Simulation results show that the proposed algorithm has fast convergence speed and stability, and improves the robustness of the algorithm.