Transformer monitoring apparatus and method based on non-electricity comprehensive characteristic information
US11726145B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 5, 2021 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Jan 28, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L19/086
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A transformer monitoring apparatus based on non-electricity comprehensive characteristic information includes a transient oil pressure characteristic measuring module, a transient oil flow characteristic measuring module, a transient acceleration characteristic measuring module, a signal conditioning and acquiring module, and a digital processing and analyzing module; the transient oil pressure characteristic measuring module, the transient oil flow characteristic measuring module, and the transient acceleration characteristic measuring module are each connected to the signal conditioning and acquiring module, and the signal conditioning and acquiring module is connected to the digital processing and analyzing module. A transformer monitoring method based on non-electricity comprehensive characteristic information is also provided. The apparatus and method calculate an operating oil pressure, an operating oil flow, and an operating acceleration, which characterize a running state of the transformer, by comprehensively using information of a plurality of non-electricity transient characteristics in the transformer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.