Contact net voltage measurement system of single -point contact
The utility model discloses a contact net voltage measurement system of single -point contact, thereby including the electric installation of getting that is used for getting the electricity with the contact of contact wire single -point, it is consecutive with insulation board, tablet and base to g...
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| Hauptverfasser: | , , , , , , , , , , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Online-Zugang: | Volltext bestellen |
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| Zusammenfassung: | The utility model discloses a contact net voltage measurement system of single -point contact, thereby including the electric installation of getting that is used for getting the electricity with the contact of contact wire single -point, it is consecutive with insulation board, tablet and base to get the electric installation, and the tablet links to each other with measurement system, the electrified back of contact wire, get with the contact wire contact through getting the electric installation, adopt the insulation board to keep apart getting between electric installation and the tablet, the contact wire, get the corresponding electric field of formation between electric installation and the earth, the tablet is arranged in and is got under the electric installation, then can produce a voltage difference between the sheetmetal about the tablet, after passing through the rectifier bridge rectification with this voltage difference signal, realize the partial pressure through divider resistance, with the si |
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