JPH0346342Y2 - - Google Patents
Info
- Publication number
- JPH0346342Y2 JPH0346342Y2 JP1985174199U JP17419985U JPH0346342Y2 JP H0346342 Y2 JPH0346342 Y2 JP H0346342Y2 JP 1985174199 U JP1985174199 U JP 1985174199U JP 17419985 U JP17419985 U JP 17419985U JP H0346342 Y2 JPH0346342 Y2 JP H0346342Y2
- Authority
- JP
- Japan
- Prior art keywords
- waveform data
- data
- frequency analysis
- time waveform
- discrete
- 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
- 238000004458 analytical method Methods 0.000 claims description 28
- 230000002159 abnormal effect Effects 0.000 claims description 16
- 238000012545 processing Methods 0.000 claims description 7
- 230000005856 abnormality Effects 0.000 description 18
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985174199U JPH0346342Y2 (fr) | 1985-11-14 | 1985-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985174199U JPH0346342Y2 (fr) | 1985-11-14 | 1985-11-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6283931U JPS6283931U (fr) | 1987-05-28 |
| JPH0346342Y2 true JPH0346342Y2 (fr) | 1991-09-30 |
Family
ID=31112366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985174199U Expired JPH0346342Y2 (fr) | 1985-11-14 | 1985-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346342Y2 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5930789B2 (ja) * | 2012-03-23 | 2016-06-08 | 三菱電機株式会社 | 異常音診断装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5997018A (ja) * | 1982-11-26 | 1984-06-04 | Mitsubishi Electric Corp | 音又は振動による機器の検査装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58110831U (ja) * | 1982-01-22 | 1983-07-28 | 株式会社日立製作所 | 設備故障予防診断装置 |
-
1985
- 1985-11-14 JP JP1985174199U patent/JPH0346342Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5997018A (ja) * | 1982-11-26 | 1984-06-04 | Mitsubishi Electric Corp | 音又は振動による機器の検査装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6283931U (fr) | 1987-05-28 |
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