矿用立井箕斗定重装载系统研究 73页.rar
矿用立井箕斗定重装载系统研究 73页,摘要针对国内部分箕斗提升系统不能实现定重装载的问题，本课题采用液压式的称重方法和plc控制技术，研制了一套矿用立井箕斗定重装载系统。文中对定重装载液压系统进行了动态性能研究，分析了管路参数对液压系统动态特性和称重精度的影响，阐述了plc及模拟量输入模块的选型与i/o点数的分配，建立了plc控制的硬件接线图及相应的软件控...
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