Rockwell Automation 9329 Drive Application Software Tension Control Gen. Units - Manual (Page 3)

FM – Tension Control
Drive Application Software – page 3 of 52
Table of Contents
1.0 Precautions ............................................................................................................6
2.0 Definitions ..............................................................................................................7
2.1 Conventions..........................................................................................................7
2.2 Normalized Quantities...........................................................................................7
2.3 Terminology ..........................................................................................................8
2.3.1 Web .................................................................................................................................... 8
2.3.2 Strip .................................................................................................................................... 8
2.3.3 Drive ................................................................................................................................... 8
2.3.4 Motor Torque....................................................................................................................... 8
2.3.5 Section................................................................................................................................ 8
3.0 Overview .................................................................................................................9
3.1 Web Mechanics ....................................................................................................9
3.2 Draw Control .........................................................................................................9
3.3 Mechanical Dancer ...............................................................................................9
3.4 Open Loop Torque................................................................................................9
3.5 Tension Feedback ................................................................................................9
4.0 Functional Description ..........................................................................................9
4.1 Overview...............................................................................................................9
4.1.1 Main routine ........................................................................................................................ 9
4.1.2 Logic routine........................................................................................................................ 9
4.1.3 Regulator routine................................................................................................................. 9
4.1.4 TenRfTaper routine ............................................................................................................. 9
4.1.5 TrqMem routine................................................................................................................... 9
4.2 Supported Modes of Tension Regulation..............................................................9
4.2.1 Typical Tension Regulation Modes ...................................................................................... 9
4.2.2 Special Requirements Tension Regulation Modes ............................................................... 9
4.2.3 Tension Regulation Mode Selection..................................................................................... 9
4.3 Main routine ..........................................................................................................9
4.4 Logic Routine........................................................................................................9
4.4.1 CtrlEnbl ............................................................................................................................... 9
4.4.2 Running............................................................................................................................... 9
4.4.3 TenCtrl ................................................................................................................................ 9
4.4.4 TrqCtrl................................................................................................................................. 9
4.4.5 DanCtrl................................................................................................................................ 9
4.4.6 TrqTrim ............................................................................................................................... 9
4.4.7 SpdTrim .............................................................................................................................. 9
4.4.8 TenZoneDwStream ............................................................................................................. 9
4.4.9 ReverseRotation.................................................................................................................. 9
4.4.10 TrimHoldHigh ...................................................................................................................... 9
4.4.11 TrimHoldLow ....................................................................................................................... 9
4.4.12 TenRfStall ........................................................................................................................... 9
4.4.13 TrqFbJLoss ......................................................................................................................... 9
4.4.14 TrqMemEnbl........................................................................................................................ 9
4.4.15 TrqFolwCtrl.......................................................................................................................... 9
4.4.16 TenMax_EU ........................................................................................................................ 9
4.4.17 RadiusCalc_EU ................................................................................................................... 9
4.4.18 GearRatio............................................................................................................................ 9
4.4.19 MtrTrqRated_EU ................................................................................................................. 9
4.4.20 LineSpdMax_EU ................................................................................................................. 9
4.4.21 J_sec .................................................................................................................................. 9
4.4.22 LogicStat ............................................................................................................................. 9
4.5 Regulator routine ..................................................................................................9
4.5.1 TenStpt_DC ........................................................................................................................ 9