Research Article

Research on the Plasma Anemometer Based on AC Glow Discharge

Figure 9

The relationship diagram of airflow velocity and the effective value of the current.
(a) Coupling resistance is 0 Ω
(b) Coupling resistance is 10 Ω
(c) Coupling resistance is 100 Ω
(d) Coupling resistance is 200 Ω
(e) Coupling resistance is 470 Ω