Moog ACV with CANopen bus interface
7 Servo valve functions
Flow control
B99224-DV018-D-211, Rev. A, October 2018
225
7.12.10 Feedback axis velocity proportional element
This element represents a feedback proportional gain for the velocity actual value which is proportional to the
flow actual value.
Figure 136: Feedback axis velocity proportional element
7.12.10.1 Object 0x5224: Feedback axis velocity proportional gain
This parameter holds the proportional gain for the flow controller.
7.12.11 Bernoulli compensation
The Bernoulli compensator compensates the influence of the load on the hydraulic cylinder.
Figure 137: Bernoulli compensator
<FlwFeedbackGain>
(0x5224)
#
F
lwA
ct
ual
V
al
ue#
#
K
pO
ut
pu
t#
ValveFlowControl
Index
Sub-index
Parameter name
Data type
Access
Per-
sis-
tence
Value range
Default
0x5224
0
FlwFeedbackGain
FLOAT32
rw
Y
FLOAT32
0.0
#Pr
es
sure
A
T
#
<FlwNominalSupplyPressure>
(0x5203)
<FlwAlpha>
(0x5219)
)
(
2
-
<FlwNominalSupplyPressure>
(0x5203)
1
+
1
<FlwAlpha>
(0x5219)
<FlwBeta>
(0x521A)
)
(
2
<FlwNominalSupplyPressure>
(0x5203)
+
<FlwAlpha>
(0x5219)
<FlwBeta>
(0x521A)
<FlwAlpha>
(0x5219)
*
/
#dPAMax#
x
*
/
*
/
x
x
#dBTMax#
#dPAMax#
#P
re
ss
ur
eP
A
#
#P
re
ss
ure
P
B
#
#F
ac
to
rPA#
#F
ac
to
rAT
#
#
F
ac
tor
PB#
>=0
<0
<FlwControlMode>
(0x5205)
>=0
<0
1
0
#F
lo
w
#
<Ber
nu
lli
O
utpu
t>
(0x
520
0)
<FlwNominalSensorPressure>
(0x521D)
1
<FlwNominalSensorPressure>
(0x521D)
1
