supported by National Natural Science Foundation of China(Grant No. 51275284);Program for New Century Excellent Talents in University of China(Grant No. NCET-10-0567);the Research Fund of State Key Lab of Mechanical Systems and Vibration(Grant No.MSV-ZD-2010-02)
The segment erector is a key part of the shield machines for tunnel engineering. The available segment erectors are all of serial configuration which is suffering from the problems of low rigidity and accumulative mot...