According to the special requires of bridge crane, it adopts the vector control theory, has functions of regulating speed smoothly, energy feed back, sequence brake etc.
本文介绍了一个控制桥式起重机的变频调速系统，它根据桥吊的特殊性能要求，采用矢量控制方式，具备平滑调速、能量回馈、顺序制动等功能。
It states the application and the theory of the energy consumption brake in the Rotary Table control system, analyses the course of motor start and brake.
系统地讨论了能耗制动原理及在转盘控制系统中的应用，对系统的起动过程和制动过程作了全面分析，方便地实现了钻机转盘电动机的四象限工作特性。
This product can be customized to special needs of customers and applicable to simultion load test, equipment dischaege, automated control and invertes energy loss brake.
本品可按照客户的要求定制。 本品适用于模拟负荷实验，设备放电，自动控制，变频器能耗制动等。
This product can be customized to special needs of customers and applicable to simultion load test, equipment dischaege, automated control and invertes energy loss brake.
本品可按照客户的要求定制。 本品适用于模拟负荷实验，设备放电，自动控制，变频器能耗制动等。
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