程序联锁,顺序连结
In high voltage or complex systems, these padlocks may be part of antrapped-key interlock system to ensure proper sequence of operation.
在高电压或复杂的系统,这些锁可能是一套组合成的钥匙联锁系统,以确保正确的顺序操作。
Chemical production process of polyethylene catalyst is the representative of intermittent chemical production process which requires sequence, continuous and switch value control. The process needs mutual nesting interlock between the state of production equipment and the production step with rigorous production condition.
聚乙烯催化剂的生产属于典型的化工间歇生产过程,既要求顺序控制,也要求连续控制和开关量的控制,而且相关生产设备的状态和生产步骤之间要相互嵌套联锁、生产条件苛刻。
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