telescopic tower

To avoid the dangerous working conditions, improve reliability and operational safety of the all-terrain crane, the main arm telescopic with the tower arm condition uses manual control at construction site.

为了减少危险工况带来的事故，提高全地面起重机的可靠性和作业安全性，一般施工现场对于塔臂工况下的主臂伸缩采用手动控制。

To solve the problems above, this paper establishes the main arm telescopic and the tower arm luffing simulation model with MATLAB/ Simulink and analyzes the control effect of different control methods.

针对以上问题，本文应用MATLAB/Simulink软件建立主臂伸缩和塔臂变幅双机构动作协同控制的仿真模型，分析不同控制方法的仿真效果。

The diversity of the boom combination of the large tonnage all-terrain crane boom and uncertainties of the site make challenge for the control of main arm telescopic with the tower arm condition.

大吨位全地面起重机臂架组合的多样性以及现场存在各种不确定因素，给塔臂工况下的主臂伸缩控制带来了挑战。