Title:
空調設備のフィルターの目詰まり測定装置および空調設備
Document Type and Number:
Japanese Patent JP7293111
Kind Code:
B2
Abstract:
A device that can accurately detect clogging of a filter and that has a simple structure is provided. A device for measuring clogging of a filter in an air conditioner (2) having a blower (30) that blows gas (40), (42) through a duct (10) and a filter (20) that is provided in the duct (10) and filters dust floating in the gas, comprises a device (26) for measuring a sound pressure that is provided in the duct (10), a data processor (70) that extracts data on the sound pressure at a specific frequency from the data on the sound pressure that have been measured by means of the device (26) for measuring a sound pressure, and an estimating device (70) that estimates clogging of the filter based on the data on the sound pressure at the specific frequency that have been extracted by means of the data processor (70).
Inventors:
Toshiro Kizakihara
Isao Motobori
Akira Yamazaki
Isao Motobori
Akira Yamazaki
Application Number:
JP2019527974A
Publication Date:
June 19, 2023
Filing Date:
July 05, 2018
Export Citation:
Assignee:
Cambridge Filter Corporation Ltd.
International Classes:
F24F3/052; F24F11/39; F24F7/003; F24F11/49; F24F11/64; F24F11/89
Domestic Patent References:
| JP10066815A | ||||
| JP2010139311A | ||||
| JP4009537A | ||||
| JP2007132306A | ||||
| JP2001265363A | ||||
| JP2001263285A | ||||
| JP5187971A |
Foreign References:
| WO2017122292A1 |
Attorney, Agent or Firm:
Yamazaki International Patent Office
Park Shinon
Toshiaki Akamatsu
Tadao Naito
Chihiro Imai
Park Shinon
Toshiaki Akamatsu
Tadao Naito
Chihiro Imai