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Parameters 177
23.02
Integration time
Defines the integration time of the speed controller. The
integration time defines the rate at which the controller
output changes when the error value is constant and the
proportional gain of the speed controller is 1. The shorter the
integration time, the faster the continuous error value is
corrected. Too short an integration time makes the control
unstable.
If parameter value is set to zero, the I-part of the controller is
disabled.
Anti-windup stops the integrator if the controller output is
limited. See
The figure below shows the speed controller output after an
error step when the error remains constant.
0.000 … 600.000 s
Integration time for speed controller.
1000 = 1 s
No.
Name/Value
Description
FbEq
K
p
× e
K
p
× e
%
e = Error value
Time
Gain = K
p
= 1
T
I
= Integration time = 0
T
D
= Derivation time = 0
Controller output
T
I
Содержание ACQ810
Страница 1: ...ABB industrial drives Firmware manual Standard pump control program for ACQ810 drives ...
Страница 4: ......
Страница 14: ...14 About the manual ...
Страница 56: ...56 Control locations ...
Страница 97: ...Application macros 97 ...
Страница 98: ...98 Application macros ...
Страница 100: ...100 Application macros ...
Страница 101: ...Application macros 101 ...
Страница 106: ...106 Application macros 75 01 Operation mode Multipump 76 01 Enable MF comm Yes ...
Страница 356: ...356 Control through the embedded fieldbus interface ...
Страница 366: ...366 Control through a fieldbus adapter ...
Страница 374: ...374 Control block diagrams ...