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. 08, 2016
Filed:
Jul. 23, 2013
Abb Technology Ag, Zurich, CH;
Magdalena Ostrogorska, Krakow, PL;
Filip Grecki, Gdansk, PL;
Marcin Szewczyk, Warszawa, PL;
Wojciech Piasecki, Krakow, PL;
Przemyslaw Balcerek, Krakow, PL;
Marek Fulczyk, Kedzierzyn-Kozle, PL;
ABB TECHNOLOGY AG, Zurich, CH;
Abstract
The invention relates to a device for measuring the direct component of alternating current, applicable in current measuring systems where a low direct component of alternating current and a high amplitude of the alternating component of alternating current occur. The device for measuring the direct component of alternating current comprises a current-carrying wire () around which there is located a magnetic core () provided with a gap () in which a magnetic field sensor () with insulated terminals () is located and it comprises a shorted compensating winding () or () which is made in the form of a single turn coil placed on the core ().