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:
Jun. 08, 2021

Filed:

Aug. 22, 2018
Applicants:

Xiaohu Zhang, San Jose, CA (US);

Di Shi, San Jose, CA (US);

Xiao LU, Nanjing, CN;

Zhehan Yi, San Jose, CA (US);

Qibing Zhang, Nanjing, CN;

Zhiwei Wang, San Jose, CA (US);

Inventors:

Xiaohu Zhang, San Jose, CA (US);

Di Shi, San Jose, CA (US);

Xiao Lu, Nanjing, CN;

Zhehan Yi, San Jose, CA (US);

Qibing Zhang, Nanjing, CN;

Zhiwei Wang, San Jose, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 19/25 (2006.01); H02J 3/00 (2006.01); H02J 13/00 (2006.01); G05B 13/04 (2006.01);
U.S. Cl.
CPC ...
G01R 19/2513 (2013.01); G05B 13/048 (2013.01); H02J 3/00 (2013.01); H02J 13/00 (2013.01); H02J 3/001 (2020.01); H02J 2203/20 (2020.01);
Abstract

Systems and method are disclosed for monitor long-term voltage stability in a power system by estimating post-contingency operating point(s) considering PV-PQ transitions based on the current operating point; predicting a sensitivity based Thevenin index (STI) for each contingency using the estimated operating condition; and determining a voltage stability assessment (VSA) considering N−1 contingency.


Find Patent Forward Citations

Loading…