Invention Grant
- Patent Title: Open fuse detection system for a solar inverter
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Application No.: US13629749Application Date: 2012-09-28
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Publication No.: US09843192B2Publication Date: 2017-12-12
- Inventor: Donald J. Truettner
- Applicant: ABB Inc.
- Applicant Address: US NC Cary
- Assignee: ABB Inc.
- Current Assignee: ABB Inc.
- Current Assignee Address: US NC Cary
- Agency: Taft Stettinius & Hollister LLP
- Main IPC: H02J3/38
- IPC: H02J3/38
Abstract:
A photovoltaic power circuit is provided and includes a plurality of strings of connected photovoltaic panels operable to generate DC current from solar radiation. Each of the strings is connected to a solar inverter by a pair of fuses. A detection circuit is provided that is operable to detect when one of the fuses opens as a result of a fault, regardless whether the fault is temporary or continuing.
Public/Granted literature
- US20140091625A1 OPEN FUSE DETECTION SYSTEM FOR A SOLAR INVERTER Public/Granted day:2014-04-03
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