Abstract: In recent decades, the application of encoderless techniques for ac motor drives has continuously expanded. However, encoderless control strategy, which achieves wide speed operation with ...

FRONTENAC, Kan. (KOAM) -- Frontenac USD 249 conducted a soft lockdown Wednesday morning. According to the Frontenac Mayor via Facebook, the soft lockdown lasted a short period of time and has been ...

Soft starters are used in mining and industrial applications to help protect motors and motor-driven equipment, however, the correct size selection of the units is key to gaining the benefits of ...

Soft starters are generally more affordable due to their simpler design and functionality. Soft starters use silicon-controlled rectifiers (SCRs) to connect the AC input line to the motor. In contrast ...