Invention Grant
- Patent Title: Method and apparatus for identifying an islanding condition
- Patent Title (中): 用于识别孤岛状况的方法和装置
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Application No.: US12930544Application Date: 2011-01-10
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Publication No.: US08195414B2Publication Date: 2012-06-05
- Inventor: Martin Fornage , Mudhafar Hassan-Ali , Tibor Bolfan
- Applicant: Martin Fornage , Mudhafar Hassan-Ali , Tibor Bolfan
- Applicant Address: US CA Petaluma
- Assignee: Enphase Energy, Inc.
- Current Assignee: Enphase Energy, Inc.
- Current Assignee Address: US CA Petaluma
- Agency: Moser Taboada
- Main IPC: G01R29/26
- IPC: G01R29/26
Abstract:
A method and apparatus for identifying an islanding condition. In one embodiment, the method comprises altering a phase error response within a phase locked loop (PLL), and determining whether the islanding condition exists based on the altered phase error response.
Public/Granted literature
- US20110101786A1 Method and apparatus for anti-islanding of distributed power generation systems Public/Granted day:2011-05-05
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