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URACA系原西德制造的高压水射流清洗装置.本文试用顺馈—反馈控制原理和相平面法理论,分析URACA装置的自动控制原理及其在阶跃变化下的动态特性和稳定性.
URACA is a high-pressure water jet cleaning device made in West Germany.This paper tries to analyze the principle of automatic control of URACA device and its dynamic characteristics and stability under step change by using feedback-feedback control theory and phase plane theory.