FR2477720A1 - Capteur de valeur limite de courant continu - Google Patents
Capteur de valeur limite de courant continu Download PDFInfo
- Publication number
- FR2477720A1 FR2477720A1 FR8104359A FR8104359A FR2477720A1 FR 2477720 A1 FR2477720 A1 FR 2477720A1 FR 8104359 A FR8104359 A FR 8104359A FR 8104359 A FR8104359 A FR 8104359A FR 2477720 A1 FR2477720 A1 FR 2477720A1
- Authority
- FR
- France
- Prior art keywords
- winding
- limit value
- bistable
- magnetic elements
- bistable magnetic
- 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
- 230000005291 magnetic effect Effects 0.000 claims abstract description 131
- 238000004804 winding Methods 0.000 claims abstract description 98
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 8
- 230000004907 flux Effects 0.000 claims description 13
- 230000000737 periodic effect Effects 0.000 claims description 5
- 244000309466 calf Species 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 239000011162 core material Substances 0.000 description 16
- 230000005284 excitation Effects 0.000 description 16
- 230000005415 magnetization Effects 0.000 description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 229910000640 Fe alloy Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002964 excitative effect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 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
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 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
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803008526 DE3008526C2 (de) | 1980-03-06 | 1980-03-06 | Gleichstrom-Grenzwertgeber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2477720A1 true FR2477720A1 (fr) | 1981-09-11 |
| FR2477720B3 FR2477720B3 (enrdf_load_stackoverflow) | 1982-12-10 |
Family
ID=6096388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8104359A Granted FR2477720A1 (fr) | 1980-03-06 | 1981-03-04 | Capteur de valeur limite de courant continu |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3008526C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2477720A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2071342B (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2690752A1 (fr) * | 1992-04-30 | 1993-11-05 | Artus | Appareil d'acquisition multivoies de grandeurs électriques. |
| ITUB20153936A1 (it) * | 2015-09-28 | 2017-03-28 | Carlo Gavazzi Automation S P A | Dispositivo di rilevamento dei punti di dispersione di corrente nei circuiti di binario |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT939766B (it) * | 1970-11-02 | 1973-02-10 | Wiegand J | Filo ferromagnetico auto nucleante particolarmente per elementi di memoria magnetica |
| DE2331789A1 (de) * | 1973-06-22 | 1975-01-16 | Axel Pantenburg | Vorrichtung zur funktionspruefung elektrischer verbraucher |
| US3911429A (en) * | 1974-04-08 | 1975-10-07 | Ibm | Self-energized magnetic keys |
-
1980
- 1980-03-06 DE DE19803008526 patent/DE3008526C2/de not_active Expired
-
1981
- 1981-03-04 GB GB8106737A patent/GB2071342B/en not_active Expired
- 1981-03-04 FR FR8104359A patent/FR2477720A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2477720B3 (enrdf_load_stackoverflow) | 1982-12-10 |
| GB2071342A (en) | 1981-09-16 |
| DE3008526C2 (de) | 1981-11-26 |
| GB2071342B (en) | 1984-02-29 |
| DE3008526A1 (de) | 1981-09-10 |
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