Rexroth Indramat DURADRIVE SYSTEM200 - Page 49

DURADRIVE Drive Controllers DURADRIVE HDC01.1 Drive Controller 4-19
DOK-DURADR-HDC01.1****-PR02-EN-P
1. DC bus continuous power
HDCZWD,ZWD PP ≤
η
1
*
t
t*
*M
P
z
ZWD
=
in**2=
2. DC bus peak power
HDCZWS,ZWS PP ≤
e)(accelerat
1
**M P maxmaxZWS
η
=
3. regeneration continuous power
HDC,BD RD P P ≤
Z
POTROT
t
W +W
RD
P =
DECNUTZ
LAST
ROT
z
2
)
60
2
n(
2
)
M
JJ(
W ⋅
⋅
⋅⋅
+
=
π
ABLASTPOT
zhgm =W ⋅⋅⋅
4. regeneration peak power
HDCRS,RS P P ≤
9550
n
max
*
M
max
=
RS
P
5. regenerated energy (one-time braking in the case of emergency
stop)
HDCR,R W W ≤
ROTPOTR WWW +=
P
ZWD
: required DC bus continuous power
P
ZWD,HDC
: allowed DC bus continuous power in HDC
P
ZWS
: required DC bus peak power
P
ZWS,HDC
: allowed DC bus peak power in HDC
P
RD : required regeneration continuous power
P
BD, HDC : allowed regeneration continuous power
P
RS : required regeneration peak power
P
RS, HDC
: allowed regeneration peak power in HDC
W
R: required regenerated energy
W
R,HDC : allowed regenerated energy in HDC
W
ROT : rotary energy
W
POT : potential energy
t
Z : cycle time
J
LAST : load torque
J
M : motor inertia
m
LAST: load weight
g: 9,81 ms²
h: lowering distance in meters 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
M
max
: maximum torque
n
max
: max. speed
η
: Efficiency in drive components (converter, motor, gearbox)
Abb. 4-24: Regenerative power
Regenerative power
LSA Control S.L. www.lsa-control.com comercial@lsa-control.com (+34) 960 62 43 01