7
REVIEW OF INSTALLATION ENVIRONMENT
i
1
i
2
i
3
Fig. 7.1 Fundamental wave and harmonics
7.1 Power supply of inverter (harmonics and instantaneous power failure)
Fundamental
wave
Second
harmonics
Third
harmonics
i
1
i
3
Composition
Distorted wave
Fig. 7.2 Distorted wave
1
2
3
4
5
6
7
8
89