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:
Sep. 04, 2018
Filed:
Jan. 28, 2014
Applicant:
Zhongshan Broad-ocean Motor Co., Ltd., Zhongshan, CN;
Inventors:
Zheng Zhang, Saint Joseph, MI (US);
Jizhong Wang, Bolingbrook, IL (US);
Yiqiao Zhou, Naperville, IL (US);
Yong Zhao, Zhongshan, CN;
Assignee:
Zhongshan Broad-Ocean Motor Co., Ltd., Zhongshan, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 6/00 (2016.01); F04D 27/00 (2006.01); H02P 6/28 (2016.01); F04D 19/00 (2006.01); F04D 25/06 (2006.01); F04D 29/32 (2006.01); H02P 6/16 (2016.01); H02P 27/06 (2006.01); H02P 6/06 (2006.01); F24F 11/77 (2018.01);
U.S. Cl.
CPC ...
F04D 27/004 (2013.01); F04D 19/002 (2013.01); F04D 25/06 (2013.01); F04D 29/325 (2013.01); F24F 11/77 (2018.01); H02P 6/06 (2013.01); H02P 6/16 (2013.01); H02P 6/28 (2016.02); H02P 27/06 (2013.01); F05D 2270/304 (2013.01); F05D 2270/335 (2013.01); H02P 2205/03 (2013.01); H02P 2207/05 (2013.01); Y02B 30/746 (2013.01);
Abstract
A control method for constant airflow controlled by a direct power-controlled PM motor, wherein the PM motor is installed in an HVAC system to drive the rotation of a fan wheel, and wherein the PM motor has a stator component, permanent magnet rotor components, and a motor controller. In some embodiments, the motor controller includes an operation parameters sensing circuit and a microprocessor.