公开(公告)号：US11821783B2

公开(公告)日：2023-11-21

申请号：US17263153

申请日：2019-07-16

Applicant: METAWATER Co., Ltd. ,  Extranet Systems Inc.

Inventor： Takahiro Karakama ,  Hiroyuki Takahashi ,  Shigeyuki Okada ,  Takayoshi Yamamoto

IPC: G01H13/00 ,  G06F17/18

CPC classification number: G01H13/00 ,  G06F17/18

Abstract: An information processing system comprises: an acquisition means configured to acquire vibration of a device that vibrates during operation, as time-series data of a physical quantity A indicated by a plurality of axis components in a three-dimensional coordinate system; a calculation means configured to calculate a first evaluation value E indicating a degree of bias of the vibration of the device between axes, based on the time-series data of the physical quantity A; and an estimation means configured to estimate a degradation level G of the device based on the first evaluation value E.

公开(公告)号：US20210164829A1

公开(公告)日：2021-06-03

申请号：US17263153

申请日：2019-07-16

Applicant: METAWATER Co., Ltd. ,  Extranet Systems Inc.

Inventor： Takahiro KARAKAMA ,  Hiroyuki TAKAHASHI ,  Shigeyuki OKADA ,  Takayoshi YAMAMOTO

IPC: G01H13/00 ,  G06F17/18

Abstract: An information processing system comprises: an acquisition means configured to acquire vibration of a device that vibrates during operation, as time-series data of a physical quantity A indicated by a plurality of axis components in a three-dimensional coordinate system; a calculation means configured to calculate a first evaluation value E indicating a degree of bias of the vibration of the device between axes, based on the time-series data of the physical quantity A; and an estimation means configured to estimate a degradation level G of the device based on the first evaluation value E.