JPS5943314A - 超音波流速測定装置 - Google Patents
超音波流速測定装置Info
- Publication number
- JPS5943314A JPS5943314A JP15368682A JP15368682A JPS5943314A JP S5943314 A JPS5943314 A JP S5943314A JP 15368682 A JP15368682 A JP 15368682A JP 15368682 A JP15368682 A JP 15368682A JP S5943314 A JPS5943314 A JP S5943314A
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- time
- receiving
- pulse
- circuit
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 6
- 230000010355 oscillation Effects 0.000 abstract description 6
- 229940075591 dalay Drugs 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 101100027969 Caenorhabditis elegans old-1 gene Proteins 0.000 description 1
- 206010010071 Coma Diseases 0.000 description 1
- 241000257465 Echinoidea Species 0.000 description 1
- 101100063942 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) dot-1 gene Proteins 0.000 description 1
- 235000016496 Panda oleosa Nutrition 0.000 description 1
- 240000000220 Panda oleosa Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15368682A JPS5943314A (ja) | 1982-09-03 | 1982-09-03 | 超音波流速測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15368682A JPS5943314A (ja) | 1982-09-03 | 1982-09-03 | 超音波流速測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5943314A true JPS5943314A (ja) | 1984-03-10 |
| JPH0421807B2 JPH0421807B2 (en]) | 1992-04-14 |
Family
ID=15567930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15368682A Granted JPS5943314A (ja) | 1982-09-03 | 1982-09-03 | 超音波流速測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5943314A (en]) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0193366A (ja) * | 1987-10-06 | 1989-04-12 | Ricoh Co Ltd | 液体噴射記録ヘッド |
| JPH01190459A (ja) * | 1988-01-26 | 1989-07-31 | Ricoh Co Ltd | 液体噴射記録ヘッド |
| JP2004286762A (ja) * | 2004-07-12 | 2004-10-14 | Matsushita Electric Ind Co Ltd | 流量計測装置 |
-
1982
- 1982-09-03 JP JP15368682A patent/JPS5943314A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0193366A (ja) * | 1987-10-06 | 1989-04-12 | Ricoh Co Ltd | 液体噴射記録ヘッド |
| JPH01190459A (ja) * | 1988-01-26 | 1989-07-31 | Ricoh Co Ltd | 液体噴射記録ヘッド |
| JP2004286762A (ja) * | 2004-07-12 | 2004-10-14 | Matsushita Electric Ind Co Ltd | 流量計測装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0421807B2 (en]) | 1992-04-14 |
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