Title:
ブリッジ検知装置
Document Type and Number:
Japanese Patent JP7260342
Kind Code:
B2
Abstract:
To provide a bridge detection device that can reliably detect a bridge in an ash chute part.SOLUTION: A bridge detection device comprises: a signal acquisition unit for acquiring a sound collected or vibration measured by a microphone or a vibrometer arranged outside of an ash chute part of a garbage incineration plant; an analysis unit for analyzing a frequency of the sound collected by the microphone or the vibration measured by the vibrometer and detecting a fall sound or vibration due to fall of ashes falling from the ash chute part; and a determination unit for determining that a bridge occurs in the ash chute part when the fall sound or the vibration due to fall of the ashes is not detected by the analysis unit.SELECTED DRAWING: Figure 2
Inventors:
Kazushige Kurosawa
Takamasa Kawagishi
Takamasa Kawagishi
Application Number:
JP2019040490A
Publication Date:
April 18, 2023
Filing Date:
March 06, 2019
Export Citation:
Assignee:
Ebara Environmental Plant Co., Ltd.
International Classes:
G01M99/00; F23G5/44; G01H17/00
Domestic Patent References:
| JP10185148A | ||||
| JP2009109077A | ||||
| JP2005069630A | ||||
| JP3275488A | ||||
| JP2008222377A | ||||
| JP2009236383A |
Foreign References:
| US4454427 |
Attorney, Agent or Firm:
Seiji Ohno
Hideki Kobayashi
Hiroyuki Ohno
Morita Koji
Rika Fukami
Tomohiro Matsuno
Seiichi Sakatani
Hiroshi Nomoto
Hideki Kobayashi
Hiroyuki Ohno
Morita Koji
Rika Fukami
Tomohiro Matsuno
Seiichi Sakatani
Hiroshi Nomoto
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