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:
Oct. 01, 2024

Filed:

Nov. 06, 2020
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Sadayuki Inoue, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 3/38 (2006.01); H02J 3/40 (2006.01);
U.S. Cl.
CPC ...
H02J 3/381 (2013.01); H02J 3/40 (2013.01); H02J 2203/20 (2020.01); H02J 2300/24 (2020.01);
Abstract

A control circuit includes a virtual synchronous generator control circuit to impart a transient characteristic of a synchronous generator to the inverter, a control parameter generating circuit to generate a control parameter for controlling the virtual synchronous generator control circuit, an inverter voltage control circuit to control the inverter as a voltage source, based on AC system voltage information input from the virtual synchronous generator control circuit, and a communication circuit to receive, from a management device that manages the distributed power source, a power target value of the distributed power source and information necessary for generating the control parameter. The control parameter generating circuit generates at least one of a speed adjustment rate and a damping coefficient to be used in the virtual synchronous generator control circuit, based on the power target value and the information necessary for generating the control parameter received by the communication circuit.


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