ECODRIVE DKC02.1 Drive Controller BZM auxiliary bleeder module 5-3
DOK-ECODRV-DKC02.1****-PRJ2-EN-P
1. Continuous regenerative power
PP
RD
BD,DKC
∑∑
≤ 08, *
P
WW
t
RD
rot
+
pot
z
=
∑∑
*1000
Wnz
JJ
Last M
rot
2
Nutz
dec
=⋅⋅
⋅
⋅
+
2
60
2
π
Wghz
pot
= m
last ab
⋅⋅⋅
2. Peak regenerative power
DKCBM,
*
RS
8,0
PP
≤
∑
sservodrive the for lists Selection see >-
RS
P
3. Regenerative energy (a single braking in the E-stop position)
∑∑∑
≤
DKC max,max rot,max pot,
W*8,0 W+W
DKC Data Technical Fig. see >-
DKC max,
W
P
RD : continuous regenerative power from the mechanical system
generated in continuous operation in kW
P
BD, DKC : continuous regenerative power that the drive controller can
process in continuous operation in kW
P
RS : peak regenerative power in kW
W
rot : rotary energy in Ws
W
pot : potential energy in Ws
W
rot, max : max. occurring rotary energy in the E-stop position in Ws
W
pot, max : max. occurring potential energy in the E-stop position in Ws
t
z : cycle time in s
J
Last : load torque in kgm²
J
M : motor inertia, in kgm²
m
Last: load weight in kg
W
max, BZM : storable energy in BZM 01.1 in kWs
W
max, DKC : storable energy in the DKC in kWs
g
: 9.81 ms²
h
: lowering dimension in m or number of braking actions
n
Nutz : motor speed used in min
-1
z
ab: number of drops per cycle
z
dec: number of braking actions per cycle
Fig. 5-2: Check the conditions for regenerative power and regenerative energy
with several DKCs connected via the DC bus
up to 6 DKCs
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