恒温箱自动控制系统的分析与实现（北京通大学机械与电子控制工程学院，北京100044）摘要：本文的主要内容是对恒温箱自动控制系统结构图进行分析，画出结构框图，算出传递函数。在对恒温箱自动控制系统仿真的基础上，在控制器选择，执行机构选型，对象的建模与时域和频域分析等方面进行全面、综合的分析，并对其进行频域校正，针对系统存在的问题找到合适的解决办法，构建校正网络电路，从而使得系统能够满足要求的性能指标。关键词：增益系统传递函数频域分析频域校正Constant temperature box automatic control system analysis andImplementationZhang Xinjie,Jia Chengcheng,Xian Zhuo,Zhou Jing,Shi Zhen(School of Mechanical, Electronic and Control engineering, Beijing Jiaotong University, Beijing 100044，China) Abstract：The system is mainly to solve the problem of constant temperature box automatic control system structure diagram analysis, draw the structure diagram, calculate the transfer function. In the constant temperature box automatic control system based on the simulation, in the controller, actuator selection, object modeling and analysis of time domain and frequency domain and other aspects of a comprehensive, integrated analysis, and carries on the frequency domain correction system, aiming at the existing problems to find a suitable solution, constructing a calibration network circuit, thereby enabling the system to to meet the requirements of performance index.Key words: gain transfer function of the system frequency domain analysis frequency domain correction1 工作原理及性能要求
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