JPH0311412B2 - - Google Patents
Info
- Publication number
- JPH0311412B2 JPH0311412B2 JP57117922A JP11792282A JPH0311412B2 JP H0311412 B2 JPH0311412 B2 JP H0311412B2 JP 57117922 A JP57117922 A JP 57117922A JP 11792282 A JP11792282 A JP 11792282A JP H0311412 B2 JPH0311412 B2 JP H0311412B2
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- ultrasonic transducer
- transducer
- vibrator
- fluid
- 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
Links
- 239000000463 material Substances 0.000 claims description 29
- 239000012530 fluid Substances 0.000 claims description 20
- 238000005259 measurement Methods 0.000 claims description 20
- 239000007789 gas Substances 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000000644 propagated effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011800 void material Substances 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 Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57117922A JPS599518A (ja) | 1982-07-07 | 1982-07-07 | 超音波流速流量計 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57117922A JPS599518A (ja) | 1982-07-07 | 1982-07-07 | 超音波流速流量計 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS599518A JPS599518A (ja) | 1984-01-18 |
| JPH0311412B2 true JPH0311412B2 (en]) | 1991-02-15 |
Family
ID=14723500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57117922A Granted JPS599518A (ja) | 1982-07-07 | 1982-07-07 | 超音波流速流量計 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS599518A (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004036152A1 (ja) * | 2002-10-16 | 2004-04-29 | Murata Manufacturing Co., Ltd. | 超音波流量計と送受波器 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4707088B2 (ja) * | 2004-04-27 | 2011-06-22 | 愛知時計電機株式会社 | 超音波流量計 |
-
1982
- 1982-07-07 JP JP57117922A patent/JPS599518A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004036152A1 (ja) * | 2002-10-16 | 2004-04-29 | Murata Manufacturing Co., Ltd. | 超音波流量計と送受波器 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS599518A (ja) | 1984-01-18 |
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