Improvement of High-Power Three-Level Explosion-Proof Inverters Using Soft Switching Control Based on Optimized Power-Loss Algorithm

Figure 15

The half-bridge power devices’ power-loss calculation of the two inverters based on optimized power-loss algorithm. (a) power loss; (b) power loss; (c) power loss; (d) power loss; (e) NPC additional power-loss correction; (f) S3L additional power-loss correction.

(a) power loss

(b) power loss

(c) power loss

(d) power loss

(e) NPC additional power-loss correction

(f) S3L additional power-loss correction