JP2003315123A5 - - Google Patents

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Publication number
JP2003315123A5
JP2003315123A5 JP2002126452A JP2002126452A JP2003315123A5 JP 2003315123 A5 JP2003315123 A5 JP 2003315123A5 JP 2002126452 A JP2002126452 A JP 2002126452A JP 2002126452 A JP2002126452 A JP 2002126452A JP 2003315123 A5 JP2003315123 A5 JP 2003315123A5
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JP
Japan
Prior art keywords
pair
ultrasonic
time
wave
reception
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Application number
JP2002126452A
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English (en)
Japanese (ja)
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JP2003315123A (ja
JP3906107B2 (ja
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Priority to JP2002126452A priority Critical patent/JP3906107B2/ja
Priority claimed from JP2002126452A external-priority patent/JP3906107B2/ja
Publication of JP2003315123A publication Critical patent/JP2003315123A/ja
Publication of JP2003315123A5 publication Critical patent/JP2003315123A5/ja
Application granted granted Critical
Publication of JP3906107B2 publication Critical patent/JP3906107B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2002126452A 2002-04-26 2002-04-26 超音波流量計 Expired - Fee Related JP3906107B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002126452A JP3906107B2 (ja) 2002-04-26 2002-04-26 超音波流量計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002126452A JP3906107B2 (ja) 2002-04-26 2002-04-26 超音波流量計

Publications (3)

Publication Number Publication Date
JP2003315123A JP2003315123A (ja) 2003-11-06
JP2003315123A5 true JP2003315123A5 (enExample) 2005-07-07
JP3906107B2 JP3906107B2 (ja) 2007-04-18

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ID=29540862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002126452A Expired - Fee Related JP3906107B2 (ja) 2002-04-26 2002-04-26 超音波流量計

Country Status (1)

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JP (1) JP3906107B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4595656B2 (ja) * 2005-04-28 2010-12-08 パナソニック株式会社 流体の流れ測定装置
CN101886939A (zh) * 2010-06-10 2010-11-17 宁波大学 一种时差法超声流量计静态漂移抑制模型及抑制方法
JP5097293B2 (ja) * 2011-10-03 2012-12-12 大阪瓦斯株式会社 超音波式メータ装置
JP6340547B2 (ja) * 2014-04-11 2018-06-13 パナソニックＩｐマネジメント株式会社 超音波式流量計測装置および経年変化評価システム
CN115727907A (zh) * 2021-08-30 2023-03-03 桓达科技股份有限公司 超声波流量计的声波信号的特征时间参考波判断方法

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