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本文阐述了国产３００ＭＮ模锻液压机同步平衡系统活动横梁的自动调节机理，建立了开关和比例两种控制方式下同步平衡系统的数学模型，对两种控制方式下同步平衡系统的自动调节特性进行了分析和比较。
This paper describes the automatic adjustment mechanism of the movable beams of the domestic 300MN forging hydraulic synchronous balancing system, establishes the mathematical model of the synchronous balancing system under the two control modes of switch and ratio, and makes the automatic adjustment characteristics of the synchronous balancing system under the two control modes Analysis and comparison.