Physical Peculiarities of a Corona-Discharge Motor

Abstract

UDC 621.319.3

 

DOI  https://doi.org/10.5281/zenodo.1228853

 

The corona discharge motor (CDM), whose torque is produced due to the electric dipole moment which appears at the corona discharge, is investigated. The physical mechanisms and features of the CDM operation, allowing to form a calculation base for the design and construction of the CDM, are identified and discussed. The motor power consumption, dipole moment generation, rotor torque as well as some specific effects inherent to this type of motor, arising from numerical calculations taking into account pulse character of the supply voltage of the corona discharge, are considered. It is found that the motor rotation with a constant angular velocity and a synchronous rotation with the torque are impossible. The obtained results can be used as a prerequisite for engineering calculations of corona discharge motors.

 

Keywords: corona discharge, electrostatic motor, dipole moment, torque, sector capacitor.

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