JPH0527045B2 - - Google Patents
Info
- Publication number
- JPH0527045B2 JPH0527045B2 JP59025117A JP2511784A JPH0527045B2 JP H0527045 B2 JPH0527045 B2 JP H0527045B2 JP 59025117 A JP59025117 A JP 59025117A JP 2511784 A JP2511784 A JP 2511784A JP H0527045 B2 JPH0527045 B2 JP H0527045B2
- Authority
- JP
- Japan
- Prior art keywords
- vibrator
- thickness
- ultrasonic
- frequency
- measuring tube
- 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
- 238000005259 measurement Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59025117A JPS60169716A (ja) | 1984-02-15 | 1984-02-15 | 流速測定トランスデユ−サ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59025117A JPS60169716A (ja) | 1984-02-15 | 1984-02-15 | 流速測定トランスデユ−サ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60169716A JPS60169716A (ja) | 1985-09-03 |
| JPH0527045B2 true JPH0527045B2 (esLanguage) | 1993-04-20 |
Family
ID=12156981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59025117A Granted JPS60169716A (ja) | 1984-02-15 | 1984-02-15 | 流速測定トランスデユ−サ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60169716A (esLanguage) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100852555B1 (ko) * | 1995-12-13 | 2009-02-06 | 파나소닉 주식회사 | 초음파유량계및초음파송수파기 |
| EP1816442A3 (en) | 1999-03-17 | 2013-10-30 | Panasonic Corporation | Ultrasonic flow meter |
| JP2005201838A (ja) * | 2004-01-19 | 2005-07-28 | Kaijo Corp | 高温流体測定用超音波センサ |
-
1984
- 1984-02-15 JP JP59025117A patent/JPS60169716A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60169716A (ja) | 1985-09-03 |
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