FR1462910A - Dispositif pour commuter le rapport de transformation d'un transformateur d'intensité - Google Patents
Dispositif pour commuter le rapport de transformation d'un transformateur d'intensitéInfo
- Publication number
- FR1462910A FR1462910A FR45043A FR45043A FR1462910A FR 1462910 A FR1462910 A FR 1462910A FR 45043 A FR45043 A FR 45043A FR 45043 A FR45043 A FR 45043A FR 1462910 A FR1462910 A FR 1462910A
- Authority
- FR
- France
- Prior art keywords
- switching
- current transformer
- transformation ratio
- transformation
- ratio
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/32—Circuit arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
- H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/29—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator multistable
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1965S0095066 DE1297751B (de) | 1965-01-19 | 1965-01-19 | Schalteinrichtung zum sekundaerseitigen Umschalten des UEbersetzungsverhaeltnisses eines Stromwandlers |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1462910A true FR1462910A (fr) | 1966-12-16 |
Family
ID=7519121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR45043A Expired FR1462910A (fr) | 1965-01-19 | 1966-01-06 | Dispositif pour commuter le rapport de transformation d'un transformateur d'intensité |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH428926A (fr) |
DE (1) | DE1297751B (fr) |
FR (1) | FR1462910A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19532197C2 (de) * | 1995-08-31 | 2000-05-18 | Siemens Ag | Stromwandler |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1108798B (de) * | 1953-01-08 | 1961-06-15 | Siemens Ag | Anordnung zur Regelung des Stromes zweier Stromwandler fuer ein- oder mehrphasigen Wechselstrom |
GB826497A (en) * | 1956-10-11 | 1960-01-06 | Gen Electric Co Ltd | Improvements in or relating to electric current rectifying arrangements |
FR1262213A (fr) * | 1960-07-05 | 1961-05-26 | Westinghouse Brake & Signal | Système pour la commande de l'alimentation d'une charge en courant électrique alternatif |
-
1965
- 1965-01-19 DE DE1965S0095066 patent/DE1297751B/de active Pending
- 1965-11-30 CH CH1652065A patent/CH428926A/de unknown
-
1966
- 1966-01-06 FR FR45043A patent/FR1462910A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1297751B (de) | 1969-06-19 |
CH428926A (de) | 1967-01-31 |
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