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简述了顺槽皮带机张紧绞车的控制特点以及目前的使用缺陷,研制了带有断电延时的新式皮带张紧系统,此张紧系统由软起动单元、张紧控制单元、断电延时保护单元三大部分构成。
The control characteristics of belt winch and the defects of current use are introduced. A new belt tensioning system with power off delay is developed. The system consists of soft start unit, tension control unit, Delay protection unit consists of three parts.