JP3956167B2 - 超音波流量計 - Google Patents
超音波流量計 Download PDFInfo
- Publication number
- JP3956167B2 JP3956167B2 JP34005897A JP34005897A JP3956167B2 JP 3956167 B2 JP3956167 B2 JP 3956167B2 JP 34005897 A JP34005897 A JP 34005897A JP 34005897 A JP34005897 A JP 34005897A JP 3956167 B2 JP3956167 B2 JP 3956167B2
- Authority
- JP
- Japan
- Prior art keywords
- time
- reception
- transmission
- turned
- receiver
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 claims description 77
- 238000001514 detection method Methods 0.000 claims description 46
- 238000011144 upstream manufacturing Methods 0.000 claims description 23
- 239000012530 fluid Substances 0.000 claims description 13
- 230000006641 stabilisation Effects 0.000 description 9
- 238000011105 stabilization Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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- Measuring Volume Flow (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34005897A JP3956167B2 (ja) | 1997-12-10 | 1997-12-10 | 超音波流量計 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34005897A JP3956167B2 (ja) | 1997-12-10 | 1997-12-10 | 超音波流量計 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPH11173880A JPH11173880A (ja) | 1999-07-02 |
| JPH11173880A5 JPH11173880A5 (enExample) | 2005-05-19 |
| JP3956167B2 true JP3956167B2 (ja) | 2007-08-08 |
Family
ID=18333327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP34005897A Expired - Lifetime JP3956167B2 (ja) | 1997-12-10 | 1997-12-10 | 超音波流量計 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3956167B2 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4562425B2 (ja) * | 2004-05-31 | 2010-10-13 | 東光東芝メーターシステムズ株式会社 | 超音波流量計 |
| JP4992872B2 (ja) * | 2008-09-10 | 2012-08-08 | パナソニック株式会社 | 流体の流れ計測装置 |
| JP5233532B2 (ja) * | 2008-09-10 | 2013-07-10 | パナソニック株式会社 | 流体の流れ計測装置 |
| JP5176844B2 (ja) * | 2008-10-03 | 2013-04-03 | パナソニック株式会社 | 流体の流れ計測装置 |
| JP4973638B2 (ja) * | 2008-10-20 | 2012-07-11 | パナソニック株式会社 | 流体の流れ計測装置 |
| JP5177063B2 (ja) * | 2009-04-09 | 2013-04-03 | パナソニック株式会社 | 流体の流れ計測装置 |
| DE102012105719A1 (de) * | 2012-06-28 | 2014-01-02 | Endress + Hauser Flowtec Ag | Ultraschall-Durchflussmessgerät |
| CN104897219A (zh) * | 2014-03-05 | 2015-09-09 | 陕西多奇电子科技有限公司 | 高精度低功耗超声流量计 |
| EP4043838A4 (en) | 2019-11-15 | 2022-11-02 | Shenzhen Goodix Technology Co., Ltd. | FLOW VELOCITY MEASUREMENT CIRCUIT, ASSOCIATED CHIP, AND FLOW METER |
| CN110987099B (zh) * | 2019-11-15 | 2021-08-10 | 深圳市汇顶科技股份有限公司 | 流速侦测电路以及相关芯片以及流量计 |
-
1997
- 1997-12-10 JP JP34005897A patent/JP3956167B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11173880A (ja) | 1999-07-02 |
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