z变换公式
-
2023年2月10日发(作者：财务面试)传播优秀Word版文档，希望对您有帮助，可双击去除！
1/2
序号拉氏变换E(s)时间函数e(t)Z变换E(z)
11
()t
1
2
ensT()tnTnz
3
1
s
u(t)
1
z
z
4
2
1
s
t
2(1)
Tz
z
5
3
1
s
2
2!
t2
3
(1)
2(1)
Tzz
z
6
4
1
s
3
3!
t32
4
(41)
6(1)
Tzzz
z
7
1
(1/)lnsTa
/tTa
z
za
8
1
sa
eat
eaT
z
z
9
2
1
()sa
eatt
2
e
(e)
aT
aT
Tz
z
10
3
1
()sa
2
1
e
2
att
222
23
ee
2(e)(e)
aTaT
aTaT
TzTz
zz
11
()
a
ssa
1eat
(1e)
(1)(e)
aT
aT
z
zz
12
2()
a
ssa
1
(1e)aTt
a
2
(1e)
(1)(1)(e)
aT
aT
Tzz
zazz
13
1
()()()sasbsc
ee
()()()()
e
()()
atbt
ct
bacaabcb
acbc
()()(e)()()(e)
()()(e)
aTbT
cT
zz
bacazabcbz
z
acbcz
14
()()()
sd
sasbsc
()()
ee
()()()()
()
e
()()
atbt
ct
dadb
bacaabcb
dc
acbc
()()
()()(e)()()(e)
()
()()(e)
aTbT
cT
dazdbz
bacazabcbz
dcz
acbcz
15
()()()
abc
ssasbsc
1ee
()()()()
e
()()
atbt
ct
bcca
bacacbab
ab
acbc
1
()()(e)()()(e)
()()(e)
aTbT
cT
zbczcaz
z
bacazcbabz
abz
acbcz
16
22s
sint
2
sin
2cos1
zT
zzT
17
22
s
s
cost
2
(cos)
2cos1
zzT
zzT
18
22s
sinht
2
sinh
2cosh1
zT
zzT
19
22s
cosht
2
(cosh)
2cosh1
zzT
zzT
20
2
22()ss
1cost
2
(cosh)
1
2cosh1
zzzT
z
zzT
传播优秀Word版文档，希望对您有帮助，可双击去除！
21
22()sa
esinaTT
22
esin
2ecose
aT
aTaT
zT
zzT
22
22()
sa
sa
ecosaTT
2
22
ecos
2ecose
aT
aTaT
zzT
zzT
23
()()
ba
sasb
eeatbt
eeaTbT
zz
zz
24
22
2()()
ab
ssasb
22
()eeaTbT
ba
abtab
abab
-----精心整理，希望对您有所帮助!
22
2
()
1
(1)()(e)()(e)aTbT
abTzabzbzaz
z
zabzabz