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US 9,541,457 B2Granted
Method of estimating magnet temperature for rotary electric machinery
AssigneeHonda Motor Co., Ltd.
InventorsSatoyoshi Oya, Yuta Ito
Life of this patent
Estimating the term…
Abstract
A magnet temperature calculator estimates a magnet temperature of a rotary electric machine using at least parameters related to a transmission that is coupled to the rotary electric machine.
Claims12
A method of estimating the temperature of magnets on a rotating member of a rotary electric machine, comprising:
- when the rotary electric machine is cooled by a fluid that lubricates a power transmitting mechanism disposed near the rotary electric machine, estimating the temperature of the magnets using at least parameters related to an amount of heat which the fluid receives from the power transmitting mechanism when lubricating the power transmitting mechanism.
Dependencies are inferred from the claim text.