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.
Patent No.:
Date of Patent:
Jul. 21, 2015
Filed:
Apr. 18, 2012
Applicant:
Adam P Chir, Derby, GB;
Inventor:
Adam P Chir, Derby, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 3/00 (2006.01); H02P 9/06 (2006.01); H02P 15/00 (2006.01); H02H 7/06 (2006.01); F03B 13/26 (2006.01); F03D 9/00 (2006.01); H02P 9/04 (2006.01); G05D 3/12 (2006.01);
U.S. Cl.
CPC ...
H02H 7/067 (2013.01); F03B 13/264 (2013.01); F03B 13/268 (2013.01); H02P 9/04 (2013.01); F05B 2270/1071 (2013.01); Y02E 10/28 (2013.01);
Abstract
A turbine array including: a plurality of turbines; an electrical machine connected to each of the turbines and to an electrical grid; wherein at least one of the electrical machines is a motor-generator which can operate in a motor mode or a generator mode, and wherein the other electrical machines are generators; and a controller for detecting a loss-of-grid event; wherein the controller sets the motor-generator to the motor mode when a loss-of-grid event is detected, the motor-generator being driven by the generators and thereby providing a load to the generators.