5-6
(1)考虑低频补偿时:
U
90%Us
fN
f 10%Us 3.96f 22
不考虑低频补偿时:
U
Us
f 4.4f fN
(2)
πf 10π 31.4 f=5Hz, 1 2
考虑补偿:US U 3.96f 22 41.8
Temax
3 n U2
282.07
不考虑补偿:US
U 4.4f 22
5-6
(1)考虑低频补偿时:
U
90%Us
fN
f 10%Us 3.96f 22
不考虑低频补偿时:
U
Us
f 4.4f fN
(2)
πf 10π 31.4 f=5Hz, 1 2
考虑补偿:US U 3.96f 22 41.8
Temax
3 n U2
282.07
不考虑补偿:US
U 4.4f 22