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:
Mar. 30, 2021
Filed:
Feb. 04, 2016
Applicants:
Danfoss A/s, Nordborg, DK;
The Florida State University Research Foundation, Incorporated, Tallahassee, FL (US);
Inventors:
Joost Brasz, Nordborg, DK;
William Bilbow, Tallahassee, FL (US);
Farrukh Alvi, Tallahassee, FL (US);
Erik Fernandez, Oviedo, FL (US);
Jennifer Gavin, Windermere, FL (US);
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 17/12 (2006.01); F04D 27/02 (2006.01); F04D 29/44 (2006.01); F04D 29/68 (2006.01); F04D 27/00 (2006.01); F04D 29/46 (2006.01);
U.S. Cl.
CPC ...
F04D 17/122 (2013.01); F04D 27/0215 (2013.01); F04D 27/0238 (2013.01); F04D 29/444 (2013.01); F04D 29/684 (2013.01); F04D 27/009 (2013.01); F04D 27/0246 (2013.01); F04D 29/462 (2013.01); F05D 2250/52 (2013.01);
Abstract
A centrifugal compressor according to an exemplary aspect of the present disclosure includes, among other things, an impeller provided in a main flow path and configured to pressurize a main flow of fluid. The compressor also includes a secondary flow path configured to provide a secondary flow by recirculating a portion of the main flow. The amount of the main flow that becomes the secondary flow is less than or equal to 15%. A method is also disclosed.