1. Contactless magnetic translational motion mechanism for aerospace engineering.
- Author
-
Bolotov, Alexander, Novikova, Olga, and Novikov, Vladislav
- Subjects
- *
TRANSLATIONAL motion , *AEROSPACE engineering , *AEROSPACE engineers , *PERMANENT magnets , *TANGENTIAL force - Abstract
Contactless magnetic mechanisms are indispensable in high-tech equipment for vacuum, corrosive and gaseous environments. A contactless magnetic mechanism of translational motion of the hardware block drive is in demand in aerospace engineering. The mechanism design meets the requirements for operation under conditions of extreme pressures, temperatures, lack of energy consumption and maintenance. The magnetic system is a composition of permanent magnets with alternating polarity from alloys of rare earth metals with cobalt SmCo5. The Ampere hypothesis was adopted to calculate the mechanism magnetostatic forces. The theoretical calculation of the tangential force of magnets' interaction gave the optimal dimensions of the magnetic system and the greatest pulling force with the minimum overall dimensions of the mechanism. An experimental analysis of the results of simulating the tangential magnetostatic forces of the mechanism with the SmCO5 alloy magnets has shown that the discrepancy between the calculated and experimental force values did not exceed 12%. The determined optimal length of the magnetic mechanism for transmitting a force of 200 N with the SmCO5 alloy magnets coincided with the theoretical one with an accuracy of up to 8%. The contactless magnetic translational motion mechanism will increase the stability and reliability of aerospace equipment operation. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF