Fig. 1. Structure diagram of peaking capacitor integrated capacitor voltage divider

Fig. 2. Theoretical capacitance distribution analysis diagram of capacitive voltage divider

Fig. 3. Circuit diagram of theoretical voltage division ratio simulation of capacitive voltage divider

Fig. 4. Simulated square wave response waveform of two voltage probes

Fig. 5. Schematic diagram of square wave calibration system

Fig. 6. Output waveform of square wave response

Fig. 7. Schematic diagram of the experimental platform

Fig. 8. Typical waveforms of high voltage online calibration

Fig. 9. Voltage division ratio of the probes at different voltage levels

Fig. 10. Simulated electric field distribution of peaking capacitor

Fig. 11. Schematic diagram of small air gap partial discharge

Fig. 12. Capacitance distribution of each layer structure before and after considering the influence of plasma

Fig. 13. Schematic diagram of calibration experimental platform