JP7501777B2 - 故障予兆検出システムおよび作業車 - Google Patents
故障予兆検出システムおよび作業車 Download PDFInfo
- Publication number
- JP7501777B2 JP7501777B2 JP2023503973A JP2023503973A JP7501777B2 JP 7501777 B2 JP7501777 B2 JP 7501777B2 JP 2023503973 A JP2023503973 A JP 2023503973A JP 2023503973 A JP2023503973 A JP 2023503973A JP 7501777 B2 JP7501777 B2 JP 7501777B2
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- Japan
- Prior art keywords
- failure
- actuator
- signal
- unit
- detection system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000001514 detection method Methods 0.000 title claims description 91
- 238000012937 correction Methods 0.000 claims description 50
- 230000006870 function Effects 0.000 claims description 27
- 230000008859 change Effects 0.000 claims description 22
- 238000012546 transfer Methods 0.000 claims description 19
- 238000012423 maintenance Methods 0.000 claims description 8
- 208000024891 symptom Diseases 0.000 claims 2
- 238000004364 calculation method Methods 0.000 description 53
- 238000010586 diagram Methods 0.000 description 14
- 238000003745 diagnosis Methods 0.000 description 11
- 238000006073 displacement reaction Methods 0.000 description 7
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 6
- 230000032683 aging Effects 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000013528 artificial neural network Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/26—Indicating devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Control And Safety Of Cranes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021035622 | 2021-03-05 | ||
| JP2021035622 | 2021-03-05 | ||
| PCT/JP2022/009436 WO2022186382A1 (ja) | 2021-03-05 | 2022-03-04 | 故障予兆検出システムおよび作業車 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022186382A1 JPWO2022186382A1 (https=) | 2022-09-09 |
| JP7501777B2 true JP7501777B2 (ja) | 2024-06-18 |
Family
ID=83154499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023503973A Active JP7501777B2 (ja) | 2021-03-05 | 2022-03-04 | 故障予兆検出システムおよび作業車 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7501777B2 (https=) |
| WO (1) | WO2022186382A1 (https=) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000513097A (ja) | 1996-06-24 | 2000-10-03 | アルチェリク・アノニム・シルケト | 電気モータ用のモデル・ベースの故障検出システム |
| JP2004260891A (ja) | 2003-02-25 | 2004-09-16 | Yaskawa Electric Corp | モータの制御装置及び制御方法 |
| WO2018220751A1 (ja) | 2017-05-31 | 2018-12-06 | 株式会社日立製作所 | 状態監視装置、並びに機器システム |
-
2022
- 2022-03-04 WO PCT/JP2022/009436 patent/WO2022186382A1/ja not_active Ceased
- 2022-03-04 JP JP2023503973A patent/JP7501777B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000513097A (ja) | 1996-06-24 | 2000-10-03 | アルチェリク・アノニム・シルケト | 電気モータ用のモデル・ベースの故障検出システム |
| JP2004260891A (ja) | 2003-02-25 | 2004-09-16 | Yaskawa Electric Corp | モータの制御装置及び制御方法 |
| WO2018220751A1 (ja) | 2017-05-31 | 2018-12-06 | 株式会社日立製作所 | 状態監視装置、並びに機器システム |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022186382A1 (ja) | 2022-09-09 |
| JPWO2022186382A1 (https=) | 2022-09-09 |
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