After tracing and analyzing the geometric structure of control system block diagram, thereby the corresponding topological structure is generated by graph analyzer.

图形分析器通过对控制系统方框图的几何结构进行跟踪探索和结构分析，生成相应的拓扑结构。

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This paper introduces a simulation software of control system block diagram configuration based on elements, including its functions, implementation method and improved simulation algorithm.

介绍了一个基于环节的控制系统图形组态仿真软件的功能和实现方法，及改进的仿真算法。

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In this paper the dynamometer's structure block diagram, system principle, power measurement and the control strategy have been given.

本文给出了交流电力测功器的系统结构图、系统工作原理、控制电路组成及功率测量方法。

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