JPH05656B2 - - Google Patents
Info
- Publication number
- JPH05656B2 JPH05656B2 JP2275038A JP27503890A JPH05656B2 JP H05656 B2 JPH05656 B2 JP H05656B2 JP 2275038 A JP2275038 A JP 2275038A JP 27503890 A JP27503890 A JP 27503890A JP H05656 B2 JPH05656 B2 JP H05656B2
- Authority
- JP
- Japan
- Prior art keywords
- wheel
- train
- vibration
- detector
- circuit
- 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 - Lifetime
Links
- 238000006243 chemical reaction Methods 0.000 claims description 22
- 238000001514 detection method Methods 0.000 claims description 21
- 238000004364 calculation method Methods 0.000 claims description 6
- 230000005856 abnormality Effects 0.000 description 15
- 230000001133 acceleration Effects 0.000 description 14
- 238000005070 sampling Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 241001669679 Eleotris Species 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2275038A JPH04148839A (ja) | 1990-10-12 | 1990-10-12 | 車輪踏面の異常検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2275038A JPH04148839A (ja) | 1990-10-12 | 1990-10-12 | 車輪踏面の異常検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04148839A JPH04148839A (ja) | 1992-05-21 |
| JPH05656B2 true JPH05656B2 (fr) | 1993-01-06 |
Family
ID=17550002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2275038A Granted JPH04148839A (ja) | 1990-10-12 | 1990-10-12 | 車輪踏面の異常検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04148839A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7860663B2 (en) | 2004-09-13 | 2010-12-28 | Nsk Ltd. | Abnormality diagnosing apparatus and abnormality diagnosing method |
| US7640139B2 (en) | 2004-10-18 | 2009-12-29 | Nsk Ltd. | Abnormality diagnosing system for mechanical equipment |
| JP7421717B2 (ja) * | 2020-02-26 | 2024-01-25 | 三菱電機株式会社 | 車輪状態検出装置、車輪状態検出方法、および車輪状態検出プログラム |
-
1990
- 1990-10-12 JP JP2275038A patent/JPH04148839A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04148839A (ja) | 1992-05-21 |
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