Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
US |
2023-02-28 13:50 |
Osaka |
Kindai University (Higashi-osaka) |
Study on internal defect detection by correlation processing with emission waveform for noncontact acoustic inspection method Tsuneyoshi Sugimotio, Yutaka Nakagawa, Kazuko Sugimoto, Itsuki Uechi (Toin Univ. of Yokohama), Noriyuki Utagawa, Chitose Kuroda (SatoKogyo) US2022-78 |
In the noncontact acoustic inspection of outer wall tiles using a sound source-mounted UAV, defect detection sometimes f... [more] |
US2022-78 pp.13-18 |
US |
2022-02-24 15:35 |
Online |
Online |
Non-destructive inspection of shotcrete specimens by noncontact acoustic inspection method Tsuneyoshi Sugimoto, Kazuko Sugimoto (Toin Univ.), Noriyuki Utagawa, Chitose Kuroda (SatoKogyo) US2021-73 |
Shotcrete is widely used for supporting underground cavities because of its excellent workability. However, in a high pl... [more] |
US2021-73 pp.21-26 |
US |
2020-02-28 12:45 |
Tokyo |
|
Defect detection using resonance frequency identification by spatial spectral entropy for noncontact acoustic inspection
-- Experimental result and analysis of a concrete slab of viaduct from a distance of 30m -- Kazuko Sugimoto, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Noriyuki Utagawa, Chitose Kuroda (SatoKogyo) US2019-99 |
In noncontact acoustic inspection method, internal defects of composite materials, especially concrete was detected and ... [more] |
US2019-99 pp.1-5 |
US |
2020-02-28 13:10 |
Tokyo |
|
Defect detection for shotcrete in ceiling of underground cavity by noncontact acoustic inspection method
-- Alternative method of hammering inspection by acoustic irradiation induced vibration from a long distance -- Tsuneyoshi Sugimoto, Kazuko Sugimoto (Toin Univ.), Noriyuki Utagawa, Chitose Kuroda (SatoKogyo), Hiroshi Morioka, Shigeru Tsuruta (TEPCO), Takayuki Nakagawa, Ataru Honda (TEPSCO), Naoto Sugisaki, Takao Yamazaki (tousetu) US2019-100 |
Shotcrete is widely used for supporting underground cavities because of its excellent workability. However, in a high pl... [more] |
US2019-100 pp.7-12 |
US |
2019-02-22 10:55 |
Kanagawa |
|
Non-contact Acoustic Inspection Method for Concrete Structures
-- Long distance measurement for large bridge -- Itsuki Uechi, Tsuneyoshi Sugimoto, Kazuko Sugimoto, Shigeya Kawai (Toin Univ. of Yokohama), Noriyuki Utagawa, Chitose Kuroda (SatoKogyo Co., Ltd.), Akihiko Kawakami (JB Honshi Expressway) US2018-109 |
In this report, the measurement results of 2016 and 2017 on the lower surface of the floor slab of a large bridge were c... [more] |
US2018-109 pp.5-10 |
US |
2018-02-19 13:25 |
Tokyo |
|
Study on non-contact acoustic inspection method using airborne sound wave
-- Defect detection and visualization by statistical evaluation of a healthy part of concrete -- Kazuko Sugimoto, Tsuneyoshi Sugimoto (Toin univ. of Yokohama), Noriyuki Utagawa, Chitose Kuroda (SatoKogyo) US2017-113 |
A non-contact acoustic inspection method was investigated to measure from 5-33 m away and detect internal defects (up to... [more] |
US2017-113 pp.7-12 |
US |
2016-02-29 14:35 |
Tokyo |
Instiute of Industrial Science, the University of Tokyo |
Study on the non-contact acoustic inspection method using air-borne sound
-- Improvement of measurement speed using the multi tone burst wave -- Tsuneyoshi Sugimoto, Kazuko Sugimoto (Toin Univ.), Chitose Kuroda, Noriyuki Utagawa (Sato Kogyo) US2015-115 |
By the conventional non-contact acoustic inspection method, the length of the measurement time at the time of a two-dime... [more] |
US2015-115 pp.41-46 |
US |
2015-02-27 10:50 |
Kanagawa |
IHI Yokohama |
Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- Study about the Strong Ultrasonic Sound Source -- Tsuneyoshi Sugimoto (Toin Univ.), Ryo Akamatsu (Ryoden), Ituki Uechi, Kazuko Sugimoto (Toin Univ.), Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku) US2014-95 |
The non-contact acoustic inspection method for non destructive testing of concrete have been studied using the air-coupl... [more] |
US2014-95 pp.7-12 |
US |
2015-02-27 11:10 |
Kanagawa |
IHI Yokohama |
Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- The algorithm to detect defects using vibration energy ratio and spectrum entropy -- Kazuko Sugimoto (Toin Univ. of Yokohama), Ryo Akamatsu (Ryoden), Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Chitose Kuroda, Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku) US2014-96 |
[more] |
US2014-96 pp.13-17 |
US |
2014-02-21 15:50 |
Tokyo |
Chofu Aerospace Center, Aerodrome Branch, JAXA |
Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- Improvement of S/N ratio using Time and Time-frequency gating method -- Ryo Akamatsu, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku Eng., Lab.) US2013-111 |
[more] |
US2013-111 pp.93-98 |
US |
2013-02-19 13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave
-- Examination of Detection of the Exfoliation Defect -- Ryo Akamatsu, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Noriyuki Utagawa (Sato Kogyo), Kageyoshi Katakura (Meitoku Eng. Lab.) US2012-111 |
Until now, hammering test is the most used inspection method for concrete structures. However, the detection accuracy de... [more] |
US2012-111 pp.1-5 |
US |
2012-02-23 10:10 |
Tokyo |
GE Healthcare Japan |
Study on the Defect Imaging for Shallow Part under Concrete Surface using SLDV and Air-coupled Sound Wave Ryo Akamatsu, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama), Noriyuki Utagawa, Shuichi Tsujino (Sato Kogyo) US2011-104 |
Now in non-destructive concrete inspection, a hammering test is the most popular. But it has disadvantages that defect-j... [more] |
US2011-104 pp.1-5 |