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:
Sep. 03, 2019

Filed:

Dec. 16, 2016
Applicant:

Southeast University, Nanjing, CN;

Inventors:

Wei Gu, Nanjing, CN;

Guannan Lou, Nanjing, CN;

Ming Chen, Nanjing, CN;

Wei Liu, Nanjing, CN;

Shuai Xue, Nanjing, CN;

Ge Cao, Nanjing, CN;

Assignee:

SOUTHEAST UNIVERSITY, Nanjing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 3/12 (2006.01); H02J 3/18 (2006.01); H02J 3/38 (2006.01); H02J 3/14 (2006.01); H02J 3/40 (2006.01);
U.S. Cl.
CPC ...
H02J 3/12 (2013.01); H02J 3/14 (2013.01); H02J 3/18 (2013.01); H02J 3/381 (2013.01); H02J 3/40 (2013.01); H02J 2003/388 (2013.01);
Abstract

A distributed predictive control based voltage restoration scheme for microgrids, comprising: step 10) adopting a distributed finite time observer to acquire the global reference voltage for restoring the voltage of each local controller; step 20) each local controller adopts a droop control to acquire the local voltage value of each generation, and adds a secondary voltage compensation term into the droop characteristic formula to form the voltage reference value of a distributed generation; step 30) establishing a trended prediction model; step 40) acquiring a predictive control term at a current time as the secondary voltage compensation command, and acting on the local controllers; and step 50) determining, whether the local voltage of each distributed generation of the microgrid reaches the voltage reference value under the secondary voltage compensation command.


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