11.4 кԭ
(a)
(b)
(c)
11.5 ֱͼʾ·ĵЧ迹Ч㵼ɡ
11.6 ͼʾ·еѹ״̬ӦΪ11.7 ͼʾ·֪
V״̬Ӧ
Դѹ
[
ʾ]
11.8 ͼʾ·֪״̬Ӧ11.9 ͼʾ·ؽͨǰ̬֪ؽͨݵѹu
,
11.10ͼʾ·״̬£ӵԴѹ
11.11ͼʾ·ӽԾѹӦѹ
֪G=2SL=1HC=1F
֪C1=0.3FC2=0.3FR=11״̬
11.12ͼʾ·ضϿǰ̬ضϿ·Сı仯ɡ 11.13ͼʾ·
A
V
Aı仯ɡ
ͼ 11.13 ͼ11.14
, US=1Vؽ
,
11.14ͼʾ·ؽͨǰ̬֪ͨӦ͡
11.15ͼʾ·ԭ̬֪R1=30R2=11ؽͨĵе
11.16ͼʾ·Ϊ״̬֪i
11.17ͼʾ·Ϊ״̬֪
ؽͨ
ѹ
11.18ͼʾ·ԭ̬ʱؽͨѹu2жϴ˵·̬Ƿ˹任ijʼֵֵu2ijʼֵֵ̬
11.19ͼʾ·ԭ̬ؽͨѹжӦǷ
11.20ͼʾ·ԭ̬֪US=50VR1=1L=1HC=1FRΪֵʱ·ٽ״̬Rǡõٽʱĵi
11.21ͼʾ·纯䵥λ弤ԡ
11.22·ͼʾתƵ11.23·ͼʾ纯
ֱΪ30402Լ
ʱ̬ѹu
80ʱļֲͼ۶Ӧĵλ弤ǷǷȶ
11.24ͼʾ˿磬֪Ӧ
11.25ͼʾ·֪
ʱȫӦ
ʱ״̬Ӧ
ʱȫ졣ֽR
ʱȫӦ
״̬Ӧu
1裬C0.5HУɵλ弤ѹԴ
11.26ͼʾ·纯ΪΪ
ʮ ϰ 12.1ͼʾ·εĻǷεġ
rad/s֪
ҵѹΪ
ȫӦ
Ƶ
ԼΪ״̬г״̬̣÷
12.2 ͼʾ··״̡̬
ͼ12.1 ͼ12.2
г״̡̬
12.3ͼʾ·еݵĵɵѹϵΪеĴϵΪ
ͼ12.3 ͼ12.4 12.4 ͼʾ·Ӧ
ĵʽΪh
Էֱдǰŷŷη
ʱ
12.5·Եĵѹϵͼʾ趯̬켣ѹuR
(a) (b)
ͼ12.5 12.6·Եĵѹϵͼʾ)
(ע
(a)
(b)
ͼ12.6
12.7ͼʾ·ееĴϵֱ߶αʾͼ(b)ɡ
ʱı仯
(a) (b)
ͼ 12.7
12.8ͼʾ·ʱ̬ݵĵɡѹϵͼ(b)ʾ仯ɡ
ʱѹu
(a) (b)
ͼ 12.8 12.9ͼʾ·
(λWb,A)
ͼ12.9 ͼ12.10
12.10ͼʾ·֪ѹԴѹu
12.11ͼʾ·
ԵݵĵɵѹϵΪԵѹϵΪ
(λCV)(λA,V)
ݵѹu
ͼ12.11 ͼ12.12 12.12ͼʾ·(λCV)
12.13ͼʾ·
,
(λVA)
(λWb, A),
г·״̬̣״̬켣
ͼ12.13
12.14ͼʾ·Եѹϵͼ(b)ʾ״̬ȶԡ
۵·ƽ