The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 2016
Filed:
Jun. 27, 2011
Jian Luo, Shanghai, CN;
Lei Zhang, Shanghai, CN;
Ziwei Chen, Shanghai, CN;
Other;
Abstract
A magnetic steel cooling structure for permanent magnetic motor of electric vehicle, which comprises a rotor core, magnet steels, and at least one heat pipe, the magnet steels are mounted in the rotor core, the heat pipe has an inner cavity inside which is contained a phase change material, the heat pipe is mounted in the rotor core and the outer wall of the heat pipe is contacted with the rotor core tightly, the inner cavity is inclined with respect to the axis of the rotor core A cooling method is also provided in which the magnetic steel cooling structure for the permanent magnetic motor of electric vehicle improves heat dissipation, stability and reliability of the motor, and finally improves the performance of the whole vehicle, moreover it has a simple structure, and is suitable for large-scale popularization.