Title:
CONCENTRATION MEASUREMENT METHOD, CONCENTRATION MEASUREMENT DEVICE, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2023/248813
Kind Code:
A1
Abstract:
A concentration measurement device 100 of the present invention includes an acquisition unit 121 that acquires the height position of a float, which is suspended in a liquid and the floating height of which changes depending on the concentration of the liquid, the height position being measured using radio waves, and a measurement unit 122 that measures the concentration of the liquid on the basis of the height position.
Inventors:
TANAKA TAICHI (JP)
HIROAKI TOSHIHIKO (JP)
HIROAKI TOSHIHIKO (JP)
Application Number:
PCT/JP2023/021347
Publication Date:
December 28, 2023
Filing Date:
June 08, 2023
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G01N9/12; G01F23/284; G01F23/64
Foreign References:
| JPH0955233A | 1997-02-25 | |||
| JPH08178821A | 1996-07-12 | |||
| JPH0530757U | 1993-04-23 | |||
| CN111505060B | 2020-10-30 |
Attorney, Agent or Firm:
BABA, Motohiro et al. (JP)
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