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.

Date of Patent:
Mar. 16, 2021

Filed:

Feb. 28, 2018
Applicant:

Mitsubishi Heavy Industries Thermal Systems, Ltd., Tokyo, JP;

Inventors:

Yasunori Tokimasa, Tokyo, JP;

Yasushi Hasegawa, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 29/64 (2016.01); H02K 11/25 (2016.01); H02K 7/09 (2006.01); F25B 31/02 (2006.01); F16C 32/04 (2006.01);
U.S. Cl.
CPC ...
H02P 29/64 (2016.02); F16C 32/048 (2013.01); F25B 31/026 (2013.01); H02K 7/09 (2013.01); H02K 11/25 (2016.01);
Abstract

A temperature prediction device includes an application voltage specifying unit which specifics a voltage value applied to an electromagnetic coil based on a distance from a distance detection unit provided in the electromagnetic coil to an output shaft, a coil current detection unit which detects a current value flowing when a voltage is applied to the electromagnetic coil on the basis of the voltage value specified by the application voltage specifying unit, and a coil temperature estimation unit which estimates a temperature of the electromagnetic coil on the basis of the voltage value specified by the application voltage specifying unit, the current value detected by the coil current detection unit, and a relational expression between the voltage value applied to the electromagnetic coil, the current value flowing when a voltage is applied to the electromagnet coil on the basis of the voltage value applied to the electromagnetic coil, and the temperature of the electromagnetic coil.


Find Patent Forward Citations

Tokimasa, Yasunori. (2021). Temperature prediction device, compressor with magnetic bearing mounted thereon, temperature prediction method and program (U.S. Patent No. 10951155). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10951155

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