The influence of cryogenic temperatures on the characteristics of a brushless motor

• Authors: Dariusz Kapelski , Bartosz Jankowski , Marek Przybylski , Barbara Ślusarek
• Languages of publication: PL

Abstracts

PL

This article presents the results of a study on the magnetic properties of soft magnetic powder composites at room temperature and at liquid nitrogen temperature. The properties of a magnetoelectric motor with the power of 0.75 kW at room temperature and cryogenic temperatures are also presented in this article. The study of magnetic properties showed that magnetization curves at 20°C and -195.8°C temperatures are almost the same. Iron loss in the composite at liquid nitrogen temperature increased significantly in comparison to loss at room temperature. The study of the magnetoelectric motor showed that the back electromotive force at liquid nitrogen temperature decreases insignificantly in comparison to the back electromotive force at room temperature. Electromagnetic torque at liquid nitrogen temperature increases in comparison to room temperature.

Keywords

PL

electrical machines, powder metallurgy, cryogenic condition

• Publisher: [unknown2]
• Journal: Czasopismo Techniczne
• Year: -

Dates

online

2016-01-29

Contributors

author

Dariusz Kapelski

author

Bartosz Jankowski

author

Marek Przybylski

author

Barbara Ślusarek