Research on the Plasma Anemometer Based on AC Glow Discharge

Figure 5

The waveform of current and gap voltage for different coupling capacitances.

(a) Coupling capacitance is 30 pF

(b) Coupling capacitance is 50 pF

(c) Coupling capacitance is 100 pF

(d) Coupling capacitance is 220 pF

(e) Coupling capacitance is 470 pF