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根据硝普钠降低血压的二阶ARMAX模型,本文推导了仅需计算一个加权参数的极点配置的显式自校正控制算法。该算法保证了在被控对象有未知时滞、时变、非最小相位等恶劣情况下,控制器工作的稳定性和渐近特性。经计算机仿真和利用TP-801单板机控制狗降血压过程的实验,其结果表明该算法的有效性。
Based on the second-order ARMAX model of sodium nitroprusside lowering blood pressure, an explicit self-tuning control algorithm for the pole configuration that only needs to calculate one weighting parameter is derived. This algorithm guarantees the stability and asymptotic behavior of the controller under the conditions of unknown delay, time-varying and non-minimum phase of the controlled object. Experiments with computer simulation and TP-801 single board computer to control the blood pressure of dogs showed that the algorithm is effective.