6 application example, Machine data – GE Industrial Solutions DV-300 DC Drive Users Manual User Manual

Page 326

Advertising
background image

GEI-100332Ga

——— FUNCTION DESCRIPTION ———

6

198

6.17.6 Application example

M

M

R

R

Nipp roll

Winder/unwinder

Drive

Drive

E

E

(Internal ramp of

the master drive)

Line speed reference

Tension setting

Line speed

(nip roll motor)

+10V

+10V Forward

-10V Reverse

Wind/unwind

Winder side (up/down)

Diam reset

Down

Up

+24V

Open loop winder/unwinder control

Forward

Reverse

Machine data:

Maximum line speed=400m/min
Rated speed of the winder motor Vn=3000rpm
Winder maximum diameter=0.7m
Winder minimum diameter=100mm
Motor - winder reduction ratio=0.5
Line speed reference 0-10V from nip roll motor.
Line acceleration/deceleration time =30sec.
Fast deceleration time fast/stop=15 sec.
Winder/unwinder selection via a digital input.
Winding side selection (up/down) via a digital input.
Tension setting via the analog input.

The winder/unwinder drive receives the analog signals referring to the line speed, to the tension setting, to the

digital commands for the winder/unwinder selection, winding side (up/down), and to the diameter reset.
Drive settings:(only the settings referring to the function Torque Winder are described)

Advertising