公开(公告)号：EP4372676A1

公开(公告)日：2024-05-22

申请号：EP21950283.8

申请日：2021-11-30

申请人： Korea Hydro & Nuclear Power Co., Ltd ,  ATG Co., Ltd. ,  INHA University Research and Business Foundation

发明人： JEON, I Seul ,  MIN, Sung Mok ,  YE, Song Hae ,  LEE, Won Kyu ,  KIM, Ju Sik ,  LEE, Hee In ,  CHOI, Dong Heon ,  KWON, Jang Woo ,  LEE, Seon Woo

IPC分类号： G06T7/00 ,  G06T7/11 ,  G06F18/40 ,  G06N3/08

CPC分类号： Y02E30/00 ,  G06T7/11 ,  G06T7/00 ,  G06N3/08 ,  G06F18/00

摘要： A method for determining heat and reflected heat in a thermal image, according to the present invention, comprises the steps of: a) photographing a subject through a thermal imaging camera so as to collect a thermal image of the subject; b) analyzing features according to the thermal image temperature distribution of the thermal image; c) detecting the heat and the reflected heat in the thermal image according to the analysis in step b); and d) displaying, as heat and reflected heat regions in the thermal image, the heat and the reflected heat in the thermal image detected in step c).

公开(公告)号：EP4354241A1

公开(公告)日：2024-04-17

申请号：EP21945288.5

申请日：2021-11-15

申请人： Korea Hydro & Nuclear Power Co., Ltd ,  ATG Co., Ltd. ,  Industry-Academic Cooperation Foundation Gyeongsang National University

发明人： KIM, Min Ho ,  KIM, Dae Woong ,  YE, Song Hae ,  LEE, Won Kyu ,  KIM, Ju Sik ,  MOON, Byeong Suk ,  KANG, Sin Gyu ,  CHOI, Byeong Keun ,  YU, Hyeon Tak

IPC分类号： G05B23/02 ,  G06N20/00 ,  G01H1/08 ,  G06K9/62

CPC分类号： G06N20/00 ,  G01H1/08 ,  G05B23/02 ,  Y02E30/30

摘要： A vibration measurement error determination method according to an embodiment of the present invention comprises: a vibration data acquisition step for acquiring vibration data by measuring a vibration generated in a structure; a first determination step for determining, on the basis of a preset error data selection rule, whether the vibration data is data generated by a measurement error; a second determination step for using a machine-learning algorithm to determine whether the vibration data is data generated by a measurement error; and a final determination step for determining, on the basis of the results determined in the first determination step and the second determination step, whether the vibration data is data generated by a measurement error.

公开(公告)号：EP4273520A1

公开(公告)日：2023-11-08

申请号：EP21915818.5

申请日：2021-12-29

申请人： Korea Hydro & Nuclear Power Co., Ltd ,  ATG Co., Ltd.

发明人： LEE, Won Kyu ,  YANG, Jae Heung ,  LEE, Jong Myeong ,  JO, Sung Han ,  YE, Song Hae ,  MAENG, Hyo Young ,  KIM, Min Ho

IPC分类号： G01H1/14 ,  G01M99/00 ,  G06N20/00

摘要： A method for diagnosing a defect in a rotating machine, according to the present disclosure, may comprise the steps of: determining a defect level on the basis of data obtained by diagnosing the state of the rotating machine, the data, obtained by diagnosing the state of the rotating machine, including at least one from among a feature vector related to a vibration signal of the rotating machine, a frequency linked to the defect in the rotating machine and the total vibration value of the rotating machine; applying a weight to the defect level on the basis of information related to a defect in state history data of the rotating machine and/or whether an alarm related to operating information about the rotating machine has occurred; and determining the defect severity of the rotating machine on the basis of the defect level to which the weight is applied.