Patent · US Active

Electric machine with phase change material for a turbomachine starter/generator

US11264854B2 · kind B2 · utility

0Cited by

2References

13Claims

0Family size

Assignee

SAFRAN HELICOPTER ENGINES · FR

Inventors

Thomas Klonowski · Sedzère, FR
Camel Serghine · Moissy-Cramayel, FR

Key dates

Filing date	May 3, 2018
Grant date	Mar 1, 2022
Priority date	—
Expiry date	Nov 21, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electric machine includes a stator and a rotor configured to be driven in rotation in relation to one another. The rotor includes a plurality of permanent magnets, and the stator further includes a magnetic circuit including poles extending toward the rotor. The machine includes windings of conducting elements around each pole and at least one heat sink arranged inside a conducting element and/or between the conducting elements. The heat sink includes a phase change material.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.