Method and apparatus for detecting unintentional islanding of utility grid
US7225087B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2004 |
| Grant date | May 29, 2007 |
| Priority date | — |
| Expiry date | Jun 29, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J3/388
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Method and system for identifying an islanding event in a utility grid. Method includes generating a user defined control signal and applying the user defined control signal to a distributed resource interconnected to the utility grid. The user defined control signal is used to alter at least one operating parameter. In one arrangement, the user definable unintentional islanding control signal includes a first signal defining a first peak disturbance and a second signal defining a second peak disturbance. The user definable unintentional islanding control signal is used to alter at least one operating parameter of said distributed resource.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.