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A rectifier is an electrical device that converts alternating current (AC), which periodically reverses direction, to direct current (DC), which flows in only one direction.
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voltage current power dc rectifiers used output ac diodes ripple transformer supply filter rectification may input circuit three-phase one capacitor
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Rectifier | is a | electrical device that converts alternating current | 0.90 | text |
| cathode-ray tubes | instance of | powering devices | 0.80 | text |
| HVDC power transmission systems | instance of | but is insignificant in high-voltage applications | 0.80 | text |
| voltage regulators.Resistor as input filterIn cases where ripple voltage is insignificant | instance of | Their use in power supplies for electronic equipment has therefore dwindled in favour of semiconductor circuits | 0.80 | text |
| like battery chargers | instance of | Their use in power supplies for electronic equipment has therefore dwindled in favour of semiconductor circuits | 0.80 | text |
| the input filter may be a single series resistor to adjust the output voltage to that required by the circuit | instance of | Their use in power supplies for electronic equipment has therefore dwindled in favour of semiconductor circuits | 0.80 | text |
| voltage regulators | instance of | Their use in power supplies for electronic equipment has therefore dwindled in favour of semiconductor circuits | 0.80 | text |
| the coherer | instance of | it was a significant improvement over earlier detectors | 0.80 | text |
| transistors | instance of | would be scaled-up in power rating to the point that they would eventually replace simple thyristor-based AC rectification systems for the highest power-transmission DC applicat… | 0.80 | text |
| usually power MOSFETs or power BJTs | instance of | would be scaled-up in power rating to the point that they would eventually replace simple thyristor-based AC rectification systems for the highest power-transmission DC applicat… | 0.80 | text |
| transistors | instance of | Active rectifierActive rectification is a technique for improving the efficiency of rectification by replacing diodes with actively controlled switches | 0.80 | text |
| usually power MOSFETs or power BJTs | instance of | Active rectifierActive rectification is a technique for improving the efficiency of rectification by replacing diodes with actively controlled switches | 0.80 | text |
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