8 8.1 8.2 8.3 8.4 8.5 8.6
1:
21
2
3
3---------
8.1 8.1.1
110.5mm
2
U1 V1 W1
W2 U2 V2
W2 U2 V2
U1 V1 W1
U1 V1 W1
U2 V2 W2
U1 V1 W1
(a) (b)
U2 V2 W2
U1 V1 W1
W2 U2 V2
W2 U2 V2
U1 V1 W1
U1 V1 W1
U2 V2 W2
U1 V1 W1
(a) (b)
U2 V2 W2
21
2
333
8.1.2
iC
iB
iA
X
C
A
Z
B
Y
(a) t = 0 (b) t = 120 (c) t = 240
A
A
A
X
X
X
B
B
B
Y
Y
Y
C
C
C
Z
Z
Z
t
i
iA
iB
iC
O
120 240 360
_1101016757.unknown
_1101016937.unknown
_1101016648.unknown
iC
iB
iA
X
C
A
Z
B
Y
(1)(2)
1
t
i
iA
iB
iC
O
120 240 360
_1101016757.unknown
_1101016937.unknown
_1101016648.unknown
(a) t = 0 (b) t = 120 (c) t = 240
A
A
A
X
X
X
B
B
B
Y
Y
Y
C
C
C
Z
Z
Z
2n01f1=50HZr/min:
2p=1
50HZn0 n0f1p
p123456n0300015001000750600500
3A-B-C()
:,,,,,,8.1.3
1FF
2 nn0
1 2n=980r/minp= n0= r/mins= 310002%
e1e2 e1e2 8.2 8.2.1
+
u1
e1
e1
e2
e2
i2
i1
_1101385931.unknown
_1101705693.unknown
_1101705896.unknown
_1101705962.unknown
_1101705310.unknown
_1101385797.unknown
1
+
u1
e1
e1
e2
e2
i2
i1
_1101385931.unknown
_1101705693.unknown
_1101705896.unknown
_1101705962.unknown
_1101705310.unknown
_1101385797.unknown
21f2n=0s=1f2f2= f1s=1%~9%f2=0.5HZ ~ 4.5HZ
+
u1
e1
e1
e2
e2
i2
i1
_1101385931.unknown
_1101705693.unknown
_1101705896.unknown
_1101705962.unknown
_1101705310.unknown
_1101385797.unknown
2E20=4.44f1N2mn=0E2f2= f1
+
u1
e1
e1
e2
e2
i2
i1
_1101385931.unknown
_1101705693.unknown
_1101705896.unknown
_1101705962.unknown
_1101705310.unknown
_1101385797.unknown
3n=0
+
u1
e1
e1
e2
e2
i2
i1
_1101385931.unknown
_1101705693.unknown
_1101705896.unknown
_1101705962.unknown
_1101705310.unknown
_1101385797.unknown
4s=0I2=0
+
u1
e1
e1
e2
e2
i2
i1
_1101385931.unknown
_1101705693.unknown
_1101705896.unknown
_1101705962.unknown
_1101705310.unknown
_1101385797.unknown
sI2ss1I2SI2
I2
I2
O
s
1
+
u1
e1
e1
e2
e2
i2
i1
_1101385931.unknown
_1101705693.unknown
_1101705896.unknown
_1101705962.unknown
_1101705310.unknown
_1101385797.unknown
4sS
EMBED Equation.3
EMBED Equation.3
0
s
1
_1102146918.unknown
_1102153707.unknown
_1102154554.unknown
_1102146909.unknown
I2 EMBED Equation.3
I2
EMBED Equation.3
O
s
1
_1102146918.unknown
_1102153707.unknown
_1102154554.unknown
_1102146909.unknown
50HZ1425r/minR2=0.03X20=0.09E1/E20=11220V
8.2.2 1,
TI2cos2 I2cos2
I2 cos2U1
K TsU1TR2
10%123I24cos24cos2
T s s T s s Ts
sm
s
T
c
O
b
T
n
n0
Tmax
a
Tq
TN
nN
1
O
T n
sm
s
T
c
O
b
T
n
n0
Tmax
a
Tq
TN
nN
1
O
sm
s
T
Tmax
c
(a) T=f(s) (b) n=f(T)
O
b
T
n
n0
Tmax
a
Tst
TN
TN
Tst
nN
1
O
TT0TL T0T2T2TT2=TLT=TL2
31t
P2P2Wrad/sT2Nmnr/skWr/min
TN (Y132M-4) 7.5kw, 1440r/min,
2 sm Tmax
sm
s
T
Tmax
c
(a) T=f(s) (b) n=f(T)
0
b
T
n
n0
Tmax
a
Tst
TN
TN
Tst
nN
1
0
U1R2
06~7() 1.8~2.2
3n=0s=1Tst U1R2R2
c
N
O
b
T
n
n0
Tmax
a
Tst
TN
nN
M
Tst>TLTstTN 1~2.0
c
N
O
b
T
n
n0
Tmax
a
Tst
TN
nN
M
PN=45kWnN=2970r/min=2.2 st=2.0TL=200Nm1231TNTL,3Tst>TL,
8.2.3 U1R2n=f(T)mechanical characteristic
sm
s
T
Tmax
c
(a) T=f(s) (b) n=f(T)
O
b
T
n
n0
Tmax
a
Tst
TN
TN
Tst
nN
1
O
1 Tst TL cb Tmax baT=TL2baba
c
N
O
b
T
n
n0
Tmax
a
Tst
TN
nN
M
_1102143120.unknown
_1102143150.unknown
_1102053302.unknown
3 Tm T= TL 474baba
c
N
O
b
T
n
n0
Tmax
a
Tst
TN
nN
M
_1102143120.unknown
_1102143150.unknown
_1102053302.unknown
ab R2R2
c
O
b
T
n
n0
TN
a
Tst
Tmax
nN
Tst
8.3 8.3.1 Ist 1Ist
Tst2TstIstIN5-7
110kw20
21Y- 2
1Y-Y-Y
Y
W1
V1
U2
U1
V2
W2
QS1
QS2
_1215498058.unknown
_1215498138.unknown
FU1
SB1
FR
SB2
FU2
KM1
FR
3
QS
M
3
KM1
KM1
KM3
KT
KM2
KM2
KM3
KT
KT
KM3
KM2
U1
V1
W1
W2
U2
V2
KM3
_1102831404.bin
_1102831526.bin
_1102831305.bin
QS2YQS1YQS2
Y
W1
V1
U2
U1
V2
W2
QS1
QS2
_1215498058.unknown
_1215498138.unknown
UL|Z| YY- 1/3
Y
W1
V1
U2
U1
V2
W2
QS1
QS2
_1215498058.unknown
_1215498138.unknown
1/3
7-16
2 406080
QS2
EMBED Equation.3
_1215505859.unknown
_1215505907.unknown
U1|Z|kU2Ist Ist I2
3 RR R2
Y225M-412SN3TNTmaxTst4~100KW380V
231
4Y-TN80%50%4
TN80%50%80%, TL50%TL
64% IstTstIstTst
8.3.2 speed regulation
1p1234
250Hz:
f
f=50HZ
-
3
M
+
_1101016757.unknown
_1101016937.unknown
_1101016648.unknown
U1=U1NfUU u/f U=E=4.44fN
8.3.3
FU1
SB1
FR
SB2
FU2
KM1
FR
3
QS
M
3
KM1
KM1
SB3
KM2
KM2
KM2
W
V
U
8.3.4
1
M
3
+
n0=0
n
F
M
3
+
n0=0
n
2
n0
n
F
M
3
3
n0
n>n0
n
F
8.4.1 8.4
Y110 L4 2.2kW 50Hz
380V 15.4A
1420r/min B
0.82 34kg
11Y 2110mm3LLMS444p=2
Y110 L4 2.2kW 50Hz
380V 15.4A
1420r/min B
0.82 34kg
P2P1 2
3380/220 Y/380VY220V 5
4Y56n0=1500r/min
7
8S1S2S390.70.90.20.3
1011
U1 V1 W1
W2 U2 V2
W2 U2 V2
U1 V1 W1
U1 V1 W1
U2 V2 W2
U1 V1 W1
(a) (b)
U2 V2 W2
U1 V1 W1
W2 U2 V2
W2 U2 V2
U1 V1 W1
U1 V1 W1
U2 V2 W2
U1 V1 W1
(a) (b)
U2 V2 W2
Y225M-4 P2N=45kW,nN=1480r/minUN=380VN=92.3%cosN=0.88 Ist/IN=7.0, Tst/TN=1.9Tmax/TN=2.2 1) IN 2) sN 3) TN Tmax Tst 1):
2nN=1480r/min p=2 3
8.4.2
8.4.3
140
2
3
4
5
8.5
= m sint8.5.1
M
1
C
i2
i1
(a) (b)
0
(
t
t1
t8
t7
t6
t
t5
t1
O
t2
N
t2
t3
t4
i
t5
t4
n
S
t7
t6
t8
t3
- +
+ -
-+
t
+-
+ -
0
- +
+ -
235 270 315 360
45 90 135 180
- +
+ -
s+(1)s-1
- +
+ -
-+
t
+-
+ -
0
- +
+ -
235 270 315 360
45 90 135 180
- +
+ -
T T T-T
T
T
T''
T'"
1
0
0
2
2
s"
s'
8.5.2 1AXBYC
M
1
C
i2
i1
4590 360
(a) (b)
0
i2
i1
i
t
t
i
i1
i2
0
90 180 360
t
i
i1
i2
0
90 180 360
A
X
Y
B
X
B
A
Y
Y
t=0 t=45 t=90
X
B
X
Y
A
A
B
t
i
i1
90
i2
0
180
45
X
B
A
Y
Y
t=0 t=45 t=90
X
B
X
Y
A
A
B
75%80%
M
1
C
i2
i1
4590 360
(a) (b)
0
i2
i1
i
t
i1i2 90
t
i
i1
90
i2
0
180
45
M
1
C
i2
i1
4590 360
(a) (b)
0
i2
i1
i
t
i1i2 90
X
B
A
Y
Y
t=0 t=45 t=90
X
B
X
Y
A
A
B
t
i
i1
90
i2
0
180
45
X
B
A
Y
Y
t=0 t=45 t=90
X
B
X
Y
A
A
B
2
1234123
12341234Y-56IstTNTstTmax
1
2
3
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