BLDC Motor Drive version 16.1, developed by SonaPERT R&D Centre of Sona College of Technology, Salem, is an electronic drive used to control the underwater submersible BLDC motor which is connected with remotely operated vehicles (ROV) under the sea for deep sea mining operation. This drive can operate any BLDC motor upto 8 kW power rating comfortably. It is provided with over current, over temperature protection. User interface is given through Keypad by which operator can set the required acceleration/deceleration settings, speed commands and direction of rotation.
It is provided with required digital input and analog output for user interface. In addition, operator can continuously monitor the running speed of motor, motor current, direction of rotation and temperature through the LCD display. This drive system is supplied along with a 300 V constant DC voltage source with very low ripple.