Degradation estimation method and degradation estimation apparatus
US10628804B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2017 |
| Grant date | Apr 21, 2020 |
| Priority date | — |
| Expiry date | Oct 9, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M99/005
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A degradation estimation method includes: a service record acquiring step acquiring a service record of maintenance of a device; an analysis step analyzing a degradation state of the device from the service record; a determination standard adjustment step adjusting a first determination standard to a second determination standard depending on the analyzed degradation state, the first determination standard being determined in advance for estimating whether there is degradation of the device or not; a device data acquisition step acquiring first device data indicating state of the device; and a first degradation estimation step estimating whether there is degradation of the device or not using the acquired first device data and the second determination standard.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.