JP6461865B2 - 流体測定装置 - Google Patents
流体測定装置 Download PDFInfo
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- JP6461865B2 JP6461865B2 JP2016140079A JP2016140079A JP6461865B2 JP 6461865 B2 JP6461865 B2 JP 6461865B2 JP 2016140079 A JP2016140079 A JP 2016140079A JP 2016140079 A JP2016140079 A JP 2016140079A JP 6461865 B2 JP6461865 B2 JP 6461865B2
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Description
オフセット較正パラメータ:Offset=A×<I>+B
ゲイン較正パラメータ:Gain=F/(C×<I>E−D)
流速または流量:Flow=Gain×(ν−Offset)
(係数パラメータA〜Fは、A>0、B>=0、C>0、D>=0、E>0、F>0を満たす実数)
Claims (2)
- 剛体からなる基部と、
溝部を備える剛体からなる押さえ部と、
前記基部と前記押さえ部との間に前記溝部に沿って配置される弾性体からなる管と、
前記基部と前記管との間に配置され、複数の散乱体を含む前記管を流れる流体に可干渉光を照射する光源、および可干渉光の照射により前記流体に含まれる前記散乱体で散乱された光を受光して光電変換する受光部を備えるセンサヘッドと、
前記押さえ部の溝部が形成されている領域と前記管との間に配置されて前記管より低いヤング率の弾性体から構成されたスペーサと、
前記受光部で光電変換された電気信号をもとに前記流体の流速および流量の少なくとも1つを算出して出力する演算部と
を備えることを特徴とする流体測定装置。 - 請求項1記載の流体測定装置において、
前記演算部は、
前記受光部で光電変換された電気信号の高周波成分を取り出す信号取り出し部と、
前記信号取り出し部が取り出した高周波成分をもとに前記流体の流速に相関する特徴量を算出する特徴量算出部と、
前記特徴量より前記流体の流速および流量の少なくとも1つを算出する算出部と
を備えることを特徴とする流体測定装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2016140079A JP6461865B2 (ja) | 2016-07-15 | 2016-07-15 | 流体測定装置 |
Applications Claiming Priority (1)
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JP2016140079A JP6461865B2 (ja) | 2016-07-15 | 2016-07-15 | 流体測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018009922A JP2018009922A (ja) | 2018-01-18 |
JP6461865B2 true JP6461865B2 (ja) | 2019-01-30 |
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Application Number | Title | Priority Date | Filing Date |
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JP2016140079A Active JP6461865B2 (ja) | 2016-07-15 | 2016-07-15 | 流体測定装置 |
Country Status (1)
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JP (1) | JP6461865B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111566456A (zh) * | 2018-01-23 | 2020-08-21 | 京瓷株式会社 | 流体测定装置、流体测定方法以及程序 |
WO2020138086A1 (ja) * | 2018-12-25 | 2020-07-02 | 京セラ株式会社 | 光学センサ装置 |
US20210262849A1 (en) * | 2020-02-24 | 2021-08-26 | Des-Case Corporation | Apparatuses, systems, and methods for providing a smart liquid information indicator |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3313841B2 (ja) * | 1993-09-24 | 2002-08-12 | 興和株式会社 | 血流測定装置 |
JP2008154804A (ja) * | 2006-12-25 | 2008-07-10 | Cyber Firm Inc | 生体状態鑑別用装置及びレーザ血流計 |
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- 2016-07-15 JP JP2016140079A patent/JP6461865B2/ja active Active
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