JPS644611B2 - - Google Patents
Info
- Publication number
- JPS644611B2 JPS644611B2 JP56163806A JP16380681A JPS644611B2 JP S644611 B2 JPS644611 B2 JP S644611B2 JP 56163806 A JP56163806 A JP 56163806A JP 16380681 A JP16380681 A JP 16380681A JP S644611 B2 JPS644611 B2 JP S644611B2
- Authority
- JP
- Japan
- Prior art keywords
- value
- periodic
- bicoherence
- deterioration
- series data
- 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.)
- Expired
Links
- 230000000737 periodic effect Effects 0.000 claims description 23
- 230000005856 abnormality Effects 0.000 claims description 14
- 230000006866 deterioration Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 description 23
- 238000001228 spectrum Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005314 correlation function Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Transmission Devices (AREA)
- Rolling Contact Bearings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56163806A JPS5863832A (ja) | 1981-10-13 | 1981-10-13 | 周期運動体の監視方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56163806A JPS5863832A (ja) | 1981-10-13 | 1981-10-13 | 周期運動体の監視方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5863832A JPS5863832A (ja) | 1983-04-15 |
| JPS644611B2 true JPS644611B2 (fr) | 1989-01-26 |
Family
ID=15781054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56163806A Granted JPS5863832A (ja) | 1981-10-13 | 1981-10-13 | 周期運動体の監視方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5863832A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62270820A (ja) * | 1986-05-16 | 1987-11-25 | Nippon Kokan Kk <Nkk> | 振動音による軸受異常診断方法及びその装置 |
| JPH0666241A (ja) * | 1992-08-11 | 1994-03-08 | Tokyo Electric Power Co Inc:The | 回転機械の健全性診断装置 |
| JP4430316B2 (ja) * | 2003-02-28 | 2010-03-10 | Ｔｈｋ株式会社 | 状態検出装置及び状態検出方法並びに状態検出用プログラム及び情報記録媒体 |
| JP4771334B2 (ja) * | 2004-08-31 | 2011-09-14 | Ｔｈｋ株式会社 | 状態検出装置及び状態検出方法並びに状態検出用プログラム及び情報記録媒体、状態表示装置及び状態表示方法並びに状態表示用プログラム及び情報記録媒体 |
-
1981
- 1981-10-13 JP JP56163806A patent/JPS5863832A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5863832A (ja) | 1983-04-15 |
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