JPH0339244B2 - - Google Patents
Info
- Publication number
- JPH0339244B2 JPH0339244B2 JP57020607A JP2060782A JPH0339244B2 JP H0339244 B2 JPH0339244 B2 JP H0339244B2 JP 57020607 A JP57020607 A JP 57020607A JP 2060782 A JP2060782 A JP 2060782A JP H0339244 B2 JPH0339244 B2 JP H0339244B2
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- propagation time
- fluid
- flow velocity
- measured
- 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
- 239000012530 fluid Substances 0.000 claims description 52
- 238000000034 method Methods 0.000 claims description 9
- 230000000644 propagated effect Effects 0.000 claims 1
- 230000003321 amplification Effects 0.000 description 11
- 238000003199 nucleic acid amplification method Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000006903 response to temperature Effects 0.000 description 1
- 239000000126 substance 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
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
- G01F1/668—Compensating or correcting for variations in velocity of sound
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 |
---|---|---|---|
JP57020607A JPS58137711A (ja) | 1982-02-10 | 1982-02-10 | 流速の測定方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57020607A JPS58137711A (ja) | 1982-02-10 | 1982-02-10 | 流速の測定方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58137711A JPS58137711A (ja) | 1983-08-16 |
JPH0339244B2 true JPH0339244B2 (enrdf_load_html_response) | 1991-06-13 |
Family
ID=12031945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57020607A Granted JPS58137711A (ja) | 1982-02-10 | 1982-02-10 | 流速の測定方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58137711A (enrdf_load_html_response) |
-
1982
- 1982-02-10 JP JP57020607A patent/JPS58137711A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58137711A (ja) | 1983-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4748857A (en) | Ultrasonic apparatus for measuring the flow velocity of a fluid | |
US2874568A (en) | Ultrasonic flowmeter | |
US7152490B1 (en) | Methods for determining transducer delay time and transducer separation in ultrasonic flow meters | |
EP0268314B1 (en) | Device for determining the flow velocity of a medium in a cylindrical pipe | |
EP0598720B1 (en) | Nonintrusive flow sensing system | |
CA1131342A (en) | Acoustic flowmeter with reynolds number compensation | |
US7506532B2 (en) | Method for calibrating ultrasound clamp-on flowmeters | |
JPH0447770B2 (enrdf_load_html_response) | ||
JPH0339244B2 (enrdf_load_html_response) | ||
JPH0259405B2 (enrdf_load_html_response) | ||
JPH0259404B2 (enrdf_load_html_response) | ||
JPS6246812B2 (enrdf_load_html_response) | ||
JPH0337686B2 (enrdf_load_html_response) | ||
JPH0339245B2 (enrdf_load_html_response) | ||
JPH07260532A (ja) | 超音波流量計 | |
JPS6140050B2 (enrdf_load_html_response) | ||
US4295378A (en) | Method and apparatus for flow measurement using Doppler frequency shift | |
JPS6040916A (ja) | 超音波流速・流量計の温度変化誤差の補正法 | |
JPH0447768B2 (enrdf_load_html_response) | ||
JPS58151564A (ja) | 超音波流速計 | |
ATE19826T1 (de) | Messwertgeber zur bestimmung der durchflussmenge einer stroemenden fluessigkeit. | |
JPS638515A (ja) | 超音波流量測定装置 | |
JPH0527048B2 (enrdf_load_html_response) | ||
JPH0791996A (ja) | 超音波流量計 | |
JP2758679B2 (ja) | 超音波流量計 |