JPS5812533B2 - 電磁流量計 - Google Patents
電磁流量計Info
- Publication number
- JPS5812533B2 JPS5812533B2 JP52089884A JP8988477A JPS5812533B2 JP S5812533 B2 JPS5812533 B2 JP S5812533B2 JP 52089884 A JP52089884 A JP 52089884A JP 8988477 A JP8988477 A JP 8988477A JP S5812533 B2 JPS5812533 B2 JP S5812533B2
- Authority
- JP
- Japan
- Prior art keywords
- flow tube
- fluid
- flow
- electrodes
- signal
- 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 77
- 230000007423 decrease Effects 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000004907 flux Effects 0.000 description 17
- 239000007788 liquid Substances 0.000 description 13
- 230000008859 change Effects 0.000 description 11
- 238000005259 measurement Methods 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241001474791 Proboscis Species 0.000 description 1
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 241001125046 Sardina pilchardus Species 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 235000019512 sardine Nutrition 0.000 description 1
- 230000001360 synchronised effect 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
- G01F1/56—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 using electric or magnetic effects
- G01F1/58—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 using electric or magnetic effects by electromagnetic flowmeters
-
- 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
- G01F1/002—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/710,118 US4036052A (en) | 1976-07-30 | 1976-07-30 | Electromagnetic flowmeter usable in less-than-full fluid lines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5317371A JPS5317371A (en) | 1978-02-17 |
| JPS5812533B2 true JPS5812533B2 (ja) | 1983-03-09 |
Family
ID=24852699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52089884A Expired JPS5812533B2 (ja) | 1976-07-30 | 1977-07-28 | 電磁流量計 |
Country Status (4)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52134764A (en) * | 1976-05-06 | 1977-11-11 | Fuji Electric Co Ltd | Electromagnetic flow meter |
| US4122714A (en) * | 1977-10-27 | 1978-10-31 | Hokushin Electric Works, Ltd. | Magnetic current meter for open channel flow measurement |
| DE2856240C3 (de) * | 1978-12-27 | 1981-12-24 | Fa. Ludwig Krohne, 4100 Duisburg | Verfahren zur induktiven Durchflußmessung von Flüssigkeiten in teilgefüllten Rohrleitungen oder offenen Kanälen sowie Durchflußmesser zur Durchführung des Verfahrens |
| DE3029791C3 (de) * | 1980-08-06 | 1994-08-04 | Aichi Tokei Denki Kk | Elektromagnetischer Strömungsmesser |
| US4513624A (en) * | 1983-01-20 | 1985-04-30 | The Foxboro Company | Capacitively-coupled magnetic flowmeter |
| US5263374A (en) * | 1992-01-24 | 1993-11-23 | Marsh-Mcbirney, Inc. | Flowmeter with concentrically arranged electromagnetic field |
| JPH05248902A (ja) * | 1992-03-04 | 1993-09-28 | Aichi Tokei Denki Co Ltd | 電磁流量計 |
| JP3031096B2 (ja) * | 1993-01-29 | 2000-04-10 | 横河電機株式会社 | 容量式電磁流量計 |
| DE4327876C2 (de) * | 1993-08-19 | 2002-10-10 | Danfoss As | Meßstrecke für einen elektromagnetischen Durchflußmesser und Verfahren zu ihrer Herstellung |
| US5895864A (en) * | 1995-12-28 | 1999-04-20 | The Foxboro Company | Magnetic flowmeter with empty tube detection |
| US6014902A (en) * | 1995-12-28 | 2000-01-18 | The Foxboro Company | Magnetic flowmeter with diagnostics |
| DE19655107C2 (de) * | 1996-04-17 | 2002-11-14 | Krohne Messtechnik Kg | Magnetisch-induktives Durchflußmeßgerät |
| DE102008059067A1 (de) | 2008-11-26 | 2010-06-02 | Krohne Ag | Magnetisch-induktives Durchflußmeßgerät |
| DE102009045274A1 (de) * | 2009-10-02 | 2011-04-14 | Endress + Hauser Flowtec Ag | Magnetisch induktives Durchflussmessgerät |
| US9028342B2 (en) | 2012-05-31 | 2015-05-12 | Nike, Inc. | Golf club and golf club head with a sole cavity feature |
| DE102016211577A1 (de) * | 2016-06-28 | 2017-12-28 | Siemens Aktiengesellschaft | Magnetisch-induktiver Durchflussmesser |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1291523C2 (de) * | 1964-12-24 | 1973-05-03 | Eckardt Ag J | Induktiver Durchflussmesser fuer Fluessigkeiten in offenen Kanaelen oder Gerinnen, insbesondere in Abwasserkanaelen |
| DE1548949C3 (de) * | 1966-12-01 | 1974-08-22 | J. C. Eckardt Ag, 7000 Stuttgart | Vorrichtung zur Durchflußmessung in offenen Kanälen, Gerinnen oder Abwasserrohren |
| US3479871A (en) * | 1968-03-06 | 1969-11-25 | Vincent J Cushing | Electromagnetic flowmeter including hum compensation means |
| NL7017343A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1969-12-18 | 1971-06-22 | ||
| US3783687A (en) * | 1972-05-26 | 1974-01-08 | Fischer & Porter Co | Electromagnetic flowmeter with square-wave excitation |
-
1976
- 1976-07-30 US US05/710,118 patent/US4036052A/en not_active Expired - Lifetime
-
1977
- 1977-04-06 GB GB14628/77A patent/GB1540954A/en not_active Expired
- 1977-04-22 DE DE2718043A patent/DE2718043C3/de not_active Expired
- 1977-07-28 JP JP52089884A patent/JPS5812533B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2718043A1 (de) | 1978-02-02 |
| JPS5317371A (en) | 1978-02-17 |
| GB1540954A (en) | 1979-02-21 |
| DE2718043B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-04-10 |
| DE2718043C3 (de) | 1980-12-04 |
| US4036052A (en) | 1977-07-19 |
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