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土压平衡盾构机密封舱土压力控制研究

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2011-03-15

Journal: 哈尔滨工业大学学报

Included Journals: ISTIC、PKU

Issue: S1

Page Number: 262-266

ISSN: 0367-6234

Key Words: 密封舱;土压力;螺旋输送机;控制;土压平衡

Abstract: 建立了密封舱土压力增量与盾构机推进速度、螺旋输送机转速的排土控制的盾构土压平衡控制模型,提出了密封舱土压力优化控制算法.数值模拟结果表明,在保持推进速度不变的情况下,控制螺旋输送机的转速调整密封舱的压力,可控制密封舱内土压力在设定的范围内,从而实现土压平衡.

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