Integrated high-speed lightning absolute electric field change measurement field-grinding type ground electric field instrument and method
The invention provides an integrated high-speed lightning absolute electric field change measurement field grinding type ground electric field instrument and method, the electric field instrument comprises a shielding rotor, an electric field induction device and a signal processing device, the elec...
Gespeichert in:
| Hauptverfasser: | , , |
|---|---|
| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| Zusammenfassung: | The invention provides an integrated high-speed lightning absolute electric field change measurement field grinding type ground electric field instrument and method, the electric field instrument comprises a shielding rotor, an electric field induction device and a signal processing device, the electric field induction device is provided with two groups of electric field induction electrodes: a first induction electrode and a second induction electrode, and the signal processing device comprises a first preprocessing unit, a second preprocessing unit, a differential amplification unit, and asumming and amplifying unit, wherein the first signal preprocessing unit is used for receiving charges sensed by the first sensing electrode and performing integral amplification and other processing; the second preprocessing unit is used for receiving the charges induced by the second induction electrode and carrying out integral amplification and other processing; the differential amplification unit is used for carrying |
|---|