JPWO2021250765A1 - - Google Patents
Info
- Publication number
- JPWO2021250765A1 JPWO2021250765A1 JP2021568168A JP2021568168A JPWO2021250765A1 JP WO2021250765 A1 JPWO2021250765 A1 JP WO2021250765A1 JP 2021568168 A JP2021568168 A JP 2021568168A JP 2021568168 A JP2021568168 A JP 2021568168A JP WO2021250765 A1 JPWO2021250765 A1 JP WO2021250765A1
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Circuit For Audible Band Transducer (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/022625 WO2021250765A1 (en) | 2020-06-09 | 2020-06-09 | Abnormal sound observation system for metal material machining equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021250765A1 true JPWO2021250765A1 (en) | 2021-12-16 |
| JP7151910B2 JP7151910B2 (en) | 2022-10-12 |
Family
ID=78845432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021568168A Active JP7151910B2 (en) | 2020-06-09 | 2020-06-09 | Abnormal sound observation system for metal processing equipment |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7151910B2 (en) |
| CN (1) | CN114502926A (en) |
| WO (1) | WO2021250765A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210129942A (en) * | 2020-04-21 | 2021-10-29 | 현대자동차주식회사 | Acoustic inspection device and inspection method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07253354A (en) * | 1994-03-16 | 1995-10-03 | Nisshin Steel Co Ltd | Method and apparatus for detecting abnormal noise source in factory or the like |
| JP2011080868A (en) * | 2009-10-07 | 2011-04-21 | Hitachi Ltd | Sound monitoring system, and speech collection system |
| WO2015122288A1 (en) * | 2014-02-17 | 2015-08-20 | 三菱電機株式会社 | Abnormal sound detection device, abnormal processing-machine-sound detection system, and abnormal sound detection method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6467736B2 (en) * | 2014-09-01 | 2019-02-13 | 株式会社国際電気通信基礎技術研究所 | Sound source position estimating apparatus, sound source position estimating method, and sound source position estimating program |
| DE102014217598A1 (en) * | 2014-09-03 | 2016-03-03 | Gesellschaft zur Förderung angewandter Informatik e.V. | Method and arrangement for acquiring acoustic and optical information and a corresponding computer program and a corresponding computer-readable storage medium |
| CN106568500A (en) * | 2016-10-12 | 2017-04-19 | 上海大学 | Processing abnormality alarm system based on processing noise |
| US10264350B2 (en) * | 2017-03-03 | 2019-04-16 | Panasonic Intellectual Property Corporation Of America | Sound source probing apparatus, sound source probing method, and storage medium storing program therefor |
| CN109254266A (en) * | 2018-11-07 | 2019-01-22 | 苏州科达科技股份有限公司 | Sound localization method, device and storage medium based on microphone array |
-
2020
- 2020-06-09 CN CN202080069627.6A patent/CN114502926A/en active Pending
- 2020-06-09 JP JP2021568168A patent/JP7151910B2/en active Active
- 2020-06-09 WO PCT/JP2020/022625 patent/WO2021250765A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07253354A (en) * | 1994-03-16 | 1995-10-03 | Nisshin Steel Co Ltd | Method and apparatus for detecting abnormal noise source in factory or the like |
| JP2011080868A (en) * | 2009-10-07 | 2011-04-21 | Hitachi Ltd | Sound monitoring system, and speech collection system |
| WO2015122288A1 (en) * | 2014-02-17 | 2015-08-20 | 三菱電機株式会社 | Abnormal sound detection device, abnormal processing-machine-sound detection system, and abnormal sound detection method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7151910B2 (en) | 2022-10-12 |
| CN114502926A (en) | 2022-05-13 |
| WO2021250765A1 (en) | 2021-12-16 |
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