3
F
unction
d
iag
ram
s
3.1
7
En
co
de
r ev
alu
at
ion
SINAMICS G120
C
U
250S-2 C
ontrol Units
88
2
List Manua
l, 09/2
017
, A5E3384289
0
F
ig.
3
-129
47
15 – Speed
a
ctu
al value
a
nd pol
e posit
io
n
se
nsing
motor enco
der ASM/PMSM (enco
der
1)
- 4715 -
Function diagram
8
7
6
5
4
3
2
1
fp_4715_97_55.vsd
Encoder evaluation
G120 CU250S-2
05.09.2017
V4.7.9
Speed actual value and pole pos. sensing, motor encoder ASM/PMSM (encoder 1)
n_act T_smooth
0.00 ... 50.00 [ms]
p1441 [D] (0.00)
Smoothing
-1
0
1
-1
0
1
[6731.1]
III
up
dn
x
A,B
dx
dt
[4704.8]
-1
0
1
<2>
r0061
n_act unsmoothed [rpm]
[0]
1
0
[2522.6]
<1>
r0063
Actual speed
[rpm]
[0]
ZSW n_ctrl
r1407
r1407
.1
Disp_val T_smooth
0.00 ... 10000.00 [ms]
p0045 (4.00)
n_act_measurement
Fine resolution
for speed actual
value
1 encoder revolution
Raw position
signals from
encoder 1
Pole position sensing
1 = Sensorless operation active
Encoder angle
n_act calculation
r0063
Actual speed
[rpm]
[1]
<1> Only for vector control without encoder.
Only for operation with encoder and PMSM.
To basic braking control [2701.1]
To speed controller with/without encoder [6040.1]
To Kp_n-/Tn_n adaptation [6050.1]
To current/power/torque limits [6640.1]
To Iq and Id controllers [6714.7]
To field-weakening characteristic [6722.1], [6724.1]
To display signals [6799.1]
To speed signals 1 [8010.1]
For induction motors only (ASM).
Zero mark
Zero mark
Induction motor and synchronous motor
Only for synchronous motor.
r0479
Diag Gn_XIST1
[4704.8]
[0]
r0094
Transformat_angle [°]
Enc inv act value
p0410 [E]
Enc inv act value
p0410 [E]
<3>
<2>
[6731.3], [6842.3]
[6730.3], [6841.3] <3>
[6731.1], [6842.1]
[6730.1], [6841.3] <3>
Содержание SINAMICS G120
Страница 1: ...SINAMICS SINAMICS G120 CU250S 2 Control Units List Manual 09 2017 Edition www siemens com drives ...
Страница 2: ......
Страница 726: ...2 Parameters 2 6 Quick commissioning p0010 1 SINAMICS G120 CU250S 2 Control Units 726 List Manual 09 2017 A5E33842890 ...
Страница 990: ...3 Function diagrams 3 26 Data sets SINAMICS G120 CU250S 2 Control Units 990 List Manual 09 2017 A5E33842890 ...
Страница 1242: ...A Appendix A 2 List of abbreviations SINAMICS G120 CU250S 2 Control Units 1242 List Manual 09 2017 A5E33842890 ...
Страница 1255: ......