Thirteen-year-old Faizan Zaki from Texas won the 97th Scripps National Spelling Bee in the 21st round of the finals.

How to Make a Magnet Motor Generator 220v Using DC Motor ...

Abstract: The deep sea oil-filled brushless DC (BLDC) motor operates in an underwater environment. The pressure varies with the working depth. The viscosity of the oil in the motor is sensitive to the ...

Abstract: To control PM brushless DC motors, position and speed sensors are indispensable because the current should be controlled depending on the rotor position. However, these sensors are ...