Aim at the situation of heat difficult to dispel in the field construction of shield, thrust hydraulic system adopted control technology of load-sensitivity and integrated technology of cartridge valve.

• 针对盾构施工现场不易散热的工况,推进液压系统采用了负载敏感节能控制技术和插装阀集成技术,减少液压系统发热,提高系统效率。