- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
................................................................................................................................................................ 16 ................................................................................................................................................................ 17 ................................................................................................................................................................ 18 ................................................................................................................................................................ 20
u1' u2'
u2'
u2' u2'
u1' u2'
u1'
u1'
u2' u1'
u1'
3
1
24
BH
4
u
u1
u2
BB
3W 4
0 WW
W
x
42
A
u1
A
u2
u1
Y1
A
u2 A
Y2
0.01mm
x
RL
KH R
U1 U2
t0 U (t,0) U (t,40) U (40,0)
U (900,0) U (900,30) U (30,0)
U (900,30) U (900,0) U (30,0)
9-32
T F
B
10-4
T
B
F
J
t
X
J J0e t
J0
m
J J0e h J0 J
h
t
X
J J0
.................................................................................................................................................................... 2 .................................................................................................................................................................... 3 .................................................................................................................................................................... 6 .................................................................................................................................................................... 7 .................................................................................................................................................................... 8 .................................................................................................................................................................... 9 .................................................................................................................................................................. 11 .................................................................................................................................................................. 13 .................................................................................................................................................................. 15
6
0.5%
112kHz
l
6Fl x b0 h 2 E
Uo
UiK x
Ui
K
Baidu Nhomakorabea
6Fl b0 h 2 E
F
bh 2 E 6KlU i
Uo
dR R
(1 2 ) C(1 2 ) x
R 1.64 10 3 120 0.197
Km x
dl
l
x
U0
U R1 R1
dR R
km x
1.64 10 3
R1 R1
Kx
x
y1
U0
Ui 4
k
x 1.285 0.002 0.00257 2.57mV
x
R1 R1K
0.48 120 2
0.002
01 C
kg kg 1
C / C0 1
0
CS
r 0S
C
U0
S Ui
I
u1 u2
UH
RH IB d
KH IB
I
B
KH
RH
UH d
UH I
x0
UH KH
KH KH0 1
T
KH I
UH
dR R
(1 2 ) x
d
dR R
(1 2 ) C(1 2 ) x
Km x
l
f max
v l
6e
v
E
2 10 11 N / m 2 10 6 m 3
7 .8 10 3 kg
2 108 9.8Kg m2 / s2 7.8kg
1.585 104 m / s
f max
v l
6|e|
1.585 104 m / s 10 10 3 m
