FR2488398A1 - Debitmetre electromagnetique - Google Patents
Debitmetre electromagnetique Download PDFInfo
- Publication number
- FR2488398A1 FR2488398A1 FR8017284A FR8017284A FR2488398A1 FR 2488398 A1 FR2488398 A1 FR 2488398A1 FR 8017284 A FR8017284 A FR 8017284A FR 8017284 A FR8017284 A FR 8017284A FR 2488398 A1 FR2488398 A1 FR 2488398A1
- Authority
- FR
- France
- Prior art keywords
- circuit
- excitation current
- magnetic
- electromagnetic flowmeter
- electrodes
- 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
- 230000005284 excitation Effects 0.000 title claims abstract description 87
- 238000005259 measurement Methods 0.000 title abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 230000002441 reversible effect Effects 0.000 claims abstract description 10
- 230000004907 flux Effects 0.000 claims description 41
- 238000004804 winding Methods 0.000 claims description 31
- 238000005070 sampling Methods 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 7
- 230000035699 permeability Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims description 2
- 239000012811 non-conductive material Substances 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 229920002994 synthetic fiber Polymers 0.000 claims 2
- 230000001960 triggered effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 7
- 239000013256 coordination polymer Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- -1 aluminum-nickel-cobalt Chemical compound 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel 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
- G01F1/56—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
- G01F1/60—Circuits therefor
-
- 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
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 |
|---|---|---|---|
| FR8017284A FR2488398A1 (fr) | 1980-08-05 | 1980-08-05 | Debitmetre electromagnetique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8017284A FR2488398A1 (fr) | 1980-08-05 | 1980-08-05 | Debitmetre electromagnetique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2488398A1 true FR2488398A1 (fr) | 1982-02-12 |
| FR2488398B1 FR2488398B1 (enExample) | 1984-10-19 |
Family
ID=9244904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8017284A Granted FR2488398A1 (fr) | 1980-08-05 | 1980-08-05 | Debitmetre electromagnetique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2488398A1 (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2558251A1 (fr) * | 1984-01-17 | 1985-07-19 | Danfoss As | Debitmetre electromagnetique |
| FR2565684A1 (fr) * | 1984-06-06 | 1985-12-13 | Danfoss As | Debitmetre electromagnetique |
| EP1394514A1 (de) * | 2002-08-28 | 2004-03-03 | ABB PATENT GmbH | Verfahren zum Betrieb eines magnetischinduktiven Durchflussmessers |
| DE102006032896A1 (de) * | 2006-07-15 | 2008-01-17 | Fachhochschule Kiel | Magnetisch-induktiver Durchflussmesser |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2733604A (en) * | 1956-02-07 | coulter |
-
1980
- 1980-08-05 FR FR8017284A patent/FR2488398A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2733604A (en) * | 1956-02-07 | coulter |
Non-Patent Citations (1)
| Title |
|---|
| EXBK/69 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2558251A1 (fr) * | 1984-01-17 | 1985-07-19 | Danfoss As | Debitmetre electromagnetique |
| FR2565684A1 (fr) * | 1984-06-06 | 1985-12-13 | Danfoss As | Debitmetre electromagnetique |
| EP1394514A1 (de) * | 2002-08-28 | 2004-03-03 | ABB PATENT GmbH | Verfahren zum Betrieb eines magnetischinduktiven Durchflussmessers |
| DE102006032896A1 (de) * | 2006-07-15 | 2008-01-17 | Fachhochschule Kiel | Magnetisch-induktiver Durchflussmesser |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2488398B1 (enExample) | 1984-10-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |