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:
Feb. 20, 2024

Filed:

Mar. 17, 2020
Applicant:

Hitachi Energy Ltd, Zurich, CH;

Inventors:

Marco Giuntoli, Gross-Gerau, DE;

Veronica Biagini, Ladenburg, DE;

Assignee:

HITACHI ENERGY LTD, Zürich, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06N 7/01 (2023.01); G06N 20/00 (2019.01); G06Q 10/04 (2023.01); G06Q 50/06 (2012.01); G06F 119/06 (2020.01);
U.S. Cl.
CPC ...
G06N 7/01 (2023.01); G06N 20/00 (2019.01); G06Q 10/04 (2013.01); G06Q 50/06 (2013.01); G06F 2119/06 (2020.01);
Abstract

A method can be used to determine a security-constrained optimal power flow (SC-OPF) of a power grid. Input data associated with a power grid scenario is obtained. The input data defines a security-constrained optimization problem (SC-OPF problem). The power grid scenario includes a power grid structure, a power demand and a generator capability and/or cost. Power flows in branches of the power grid that are equal to or greater than limits for a contingency associated with the power grid scenario are estimated based on the obtained input data by an AI. A modified optimization problem which is smaller than the SC-OPF problem is solved based on the estimated power flows.


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