JP2004028994A - 超音波流量計および流量の計測方法 - Google Patents

超音波流量計および流量の計測方法 Download PDF

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Publication number
JP2004028994A
JP2004028994A JP2003070497A JP2003070497A JP2004028994A JP 2004028994 A JP2004028994 A JP 2004028994A JP 2003070497 A JP2003070497 A JP 2003070497A JP 2003070497 A JP2003070497 A JP 2003070497A JP 2004028994 A JP2004028994 A JP 2004028994A
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Japan
Prior art keywords
ultrasonic
unit
impedance
output impedance
ultrasonic transducer
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JP2003070497A
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Japanese (ja)
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JP2004028994A5 (https=
Inventor
Takehiko Suginouchi
剛彦 杉ノ内
Masahiko Hashimoto
雅彦 橋本
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Panasonic Holdings Corp
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Matsushita Electric Industrial Co Ltd
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Priority to JP2003070497A priority Critical patent/JP2004028994A/ja
Publication of JP2004028994A publication Critical patent/JP2004028994A/ja
Publication of JP2004028994A5 publication Critical patent/JP2004028994A5/ja
Pending legal-status Critical Current

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  • Transducers For Ultrasonic Waves (AREA)
JP2003070497A 2002-04-30 2003-03-14 超音波流量計および流量の計測方法 Pending JP2004028994A (ja)

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JP2003070497A JP2004028994A (ja) 2002-04-30 2003-03-14 超音波流量計および流量の計測方法

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JP2002128063 2002-04-30
JP2003070497A JP2004028994A (ja) 2002-04-30 2003-03-14 超音波流量計および流量の計測方法

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JP2005001619A Division JP3696229B2 (ja) 2002-04-30 2005-01-06 超音波流量計および流量の計測方法

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JP2004028994A true JP2004028994A (ja) 2004-01-29
JP2004028994A5 JP2004028994A5 (https=) 2005-03-17

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005257360A (ja) * 2004-03-10 2005-09-22 Matsushita Electric Ind Co Ltd 超音波流体計測装置
JP2007155574A (ja) * 2005-12-07 2007-06-21 Ricoh Elemex Corp 超音波流量計
US7437948B2 (en) 2004-02-26 2008-10-21 Fuji Electric Systems Co., Ltd. Ultrasonic flowmeter and ultrasonic flow rate measurement method
WO2011065201A1 (ja) * 2009-11-30 2011-06-03 独立行政法人産業技術総合研究所 流量測定装置
US9372461B2 (en) 2014-09-16 2016-06-21 Canon Kabushiki Kaisha Determination apparatus for determining type of recording medium
CN111141345A (zh) * 2020-03-16 2020-05-12 关红君 一种机电同步显示的超声波燃气表
JP2020134439A (ja) * 2019-02-25 2020-08-31 アズビル株式会社 超音波流量計および出力インピーダンス設定方法
CN120947763A (zh) * 2025-10-16 2025-11-14 天津市金超利达科技有限公司 一种多路径测量的管段式超声波流量计量方法及系统

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7437948B2 (en) 2004-02-26 2008-10-21 Fuji Electric Systems Co., Ltd. Ultrasonic flowmeter and ultrasonic flow rate measurement method
JP2005257360A (ja) * 2004-03-10 2005-09-22 Matsushita Electric Ind Co Ltd 超音波流体計測装置
JP2007155574A (ja) * 2005-12-07 2007-06-21 Ricoh Elemex Corp 超音波流量計
WO2011065201A1 (ja) * 2009-11-30 2011-06-03 独立行政法人産業技術総合研究所 流量測定装置
JP5582480B2 (ja) * 2009-11-30 2014-09-03 独立行政法人産業技術総合研究所 流量測定装置
US8997581B2 (en) 2009-11-30 2015-04-07 National Institute of Advanced Industrial Science and Technology Atsuden Co., Ltd. Flow rate measuring device
US9372461B2 (en) 2014-09-16 2016-06-21 Canon Kabushiki Kaisha Determination apparatus for determining type of recording medium
US9665050B2 (en) 2014-09-16 2017-05-30 Canon Kabushiki Kaisha Determination apparatus for determining type of recording medium
JP2020134439A (ja) * 2019-02-25 2020-08-31 アズビル株式会社 超音波流量計および出力インピーダンス設定方法
JP7189048B2 (ja) 2019-02-25 2022-12-13 アズビル株式会社 超音波流量計および出力インピーダンス設定方法
CN111141345A (zh) * 2020-03-16 2020-05-12 关红君 一种机电同步显示的超声波燃气表
CN120947763A (zh) * 2025-10-16 2025-11-14 天津市金超利达科技有限公司 一种多路径测量的管段式超声波流量计量方法及系统

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