Slides Simotion Converting Library v1 2 1

© Siemens AG 2010. All Rights Reserved.

SIMOTION Converting Library V1.2.1

© Siemens AG 2010. All Rights Reserved.Industry Sector

Function Block Overview

Scope of Functionality

Contents of the Application

Benefits when using the Application

Introduction

Converting ToolboxIntroduction

Objectives of the Converting Library:Provides SIMOTION users support when engineering and programmingconverting machines like

Foil machinesPrinting machinesCoating machinesPaper finishing machinesWire drawing machinesTextile machinesPost printing machines

Open standard that can be adapted depending on the specific machine and applicationAdditional functionality to the standard applications e.g.:

Rotary KnifeWinderTraversing drive etc.






Introduction

Converting ToolboxBenefits when using the Application

Shorter engineering and service times (same look & feel)

Can be used in all programming languages

Industry standards are used

Supported by the various PM Application Centers

Continuously updated in the Intranet

Essentially open source code so that you can adapt the functions to your requirements

User Manuals in English and German

Simple to learn & get to know using application examples

Free of Charge






Introduction

Converting ToolboxContents of the Application

PowerPoint presentation (English / German)

Units / libraries (programming in either ST or MCC)

User Manuals (English / German)

Feedback sheets (English / German)

Change log (change history)






Introduction

Converting ToolboxScope of Functionality

Available functionsUniversal tools e.g.:

Determining the cycle time (FCTaskIdentification)Scaling functions (FCScalingDWRL, FCScalingRLDW etc.)Limit value monitor (FBLevelControl)Ramp function generator (with or without jerk limitation) (FBRFG, FBRFGJerkLimit)Non-linear characteristic (FBPolygonA, FBPolygonB)Linear interpolation (FCLinear)Breaking distance and time calculation (FCCalculateDistance)Modulo Evaluation (FCEvaluateModule)

Drive functions:Measure friction characteristic (FBFrictionMeasurement)Enable interfaces (FBEnableInterface)






Introduction


Closed-loop control functions:PT1 element (FBPT1)Differentiating element (FBDiff)Integrator (FBINT)DT1-Filter (FBDT1)Dead band element (FCDeadBand)Dead zone element (FCDeadZone)Limiter with feedback signal (FBLIM)Average value generator (FBAverageValue)PID-controller (FBPIDController)Technology controller (FBTechnologyController)






Introduction


Winder blocks:Diameter calculation (FBDiameterCalculation)Torque pre-control (FBTorquePrecontrol)Tension taper characteristic (FBTaperCharacteristic)Residual length calculation (FCRLC)Target diameter calculation (FCRDC)High resolution material thickness calculation (FBThicknessAverage)






Introduction

Converting ToolboxFunction Block Overview

These function blocks are included in the convertinglibrary LConLib.

The library consists of 3 Units:ToolConv:General purpose tools and drive functionlityWI_Tools:Winder related function blocks (diameter calculation, technology controller)WI_Template:Winder function block






Introduction


Determining the cycle time- FCTaskIdentificationIdentification of the task and the associated cycle time






Introduction


Scaling functionality – Skalierung Word <-> Real, DWord <-> Real

FCScalingDWDRL

xDWORD FCScalingDWDRL REAL

REAL maxValue

REAL base

FCScalingRLDWD

xREAL FCScalingRLDWD DWORD

REAL maxValue

REAL base

FCScalingRLWD

xREAL FCScalingRLWD WORD

REAL maxValue

REAL base






Introduction


Limit value monitor – FBLevelControlMonitoring of an input value to identify whether it violates (exceeds, falls below) the parameterized limit valuesDifferentiation between warning and alarm

FBLevelControl

runBOOL

xREAL

alarmHighREAL

warningHighREAL

busy BOOL

alarmUpperLimit BOOL

warningUpperLimit BOOL

warningLowerLimit BOOL

warningLowREAL alarmLowerLimit BOOL

alarmLowREAL

hyst

delayTimeTIME

REAL






Introduction


Basic ramp-function generator - FBRFGLimits the rate of change of input quantity xRamp-up and ramp-down times can be independently set and changed during operationOutput limitingSetting value and setpoint tracking






Introduction


Ramp-function generator with rounding-off - FBRFGJerkLimitRamp-function generator with adjustable ramp-up and ramp-down times and rounding-offIndependent setting of the ramp-up and ramp-down timeOutput limitationSetting value and setpoint trackingSpecial input for fast stop

rampupTime rampdownTimet

y

FBRFGJerkLimit

runBOOL

enableBOOL

modeBOOL

enableRoundingBOOL

busy BOOL

error BOOL

errorID DWORD

setpointReached BOOL

holdBOOL setpointZero BOOL

xREAL accelerating BOOL

nominalValueREAL decelerating BOOL

rampupTimeREAL y REAL

rampdownTimeREAL ya REAL

fastRampdownTimeREAL

roundingTimeREAL

taskModeeTaskNameType






Introduction


Non linear characteristic – FBPolygonA / BThis block determines a value from a non-linear characteristic that is enteredLinear interpolation between two table values entered using the input quantities

modeePolygonModeType

entryNumUINT

xREAL

ARRAYOF REAL

error BOOL

errorID DWORD

y REAL

ARRAY OF REAL ARRAY OF REAL

ARRAY OF REAL ARRAY OF REAL

FBPolygonA, FBPolygonB

ARRAYOF REALabscissaValue

ordinateValue

ordinateFactor






Introduction


Linear interpolation - FCLinearThis function interpolates a point from a specified straight line






Introduction


Calculation of Breaking distance and time - FCCalculateDistance






Introduction


Calculation of the position difference between two cycle times -FCEvaluateModulo






Introduction


Friction characteristic - FBFrictionMeasurementThe function block runs up to the speeds, stored in the input array, and stores the corresponding average of the actual moments in the output array E.g. utilization in the winder function block

FBFrictionMeasurement

executeBOOL

abortBOOL

axisDRIVEAXIS

measurementsUINT

done BOOL

busy BOOL

commandAborted BOOL

error BOOL

errorID DWORD

UINT UINT

ARRAY of REAL ARRAY of REAL

ARRAY of REAL ARRAY of REAL

frictionCurveAbcissa

frictionCurveOrdinate

frictionCurveEntryNum






Introduction


Enable interfaces - FBEnableInterfaceSelective switching-on of the cyclic axis speed or the torque interfaceNecessary e.g. for the controlling of an axis winder

FBEnableInterface

executeBOOL

abortBOOL

axisANYOBJECT

movingModeEnumMovingMode

done BOOL

commandAborted BOOL

busy BOOL

active BOOL

motioninVelocityBOOL error BOOL

additiveTorqueBOOL errorID DWORD

torqueLimitNegativeBOOL

torqueLimitPositiveBOOL

initialModeeInitializationModeType






Introduction


PT1 element – FBPT1This function block has the functionality of a PT1 filter

setBOOL

xREAL

setValueREAL

smoothingTimeREAL

error BOOL

errorID DWORD

y REAL


FBPT1






Introduction


Differentiating element - FBDIFFunction block with differentiating behavior






Introduction


Integrator - FBINTFunction block with integrating behavior, setting value functionand limiting






Introduction


DT1 Filter - FBDT1Function block with DT1 behavior and smoothing

x

smoothingTime

diffTime

Y

setYPT

setValue






Introduction


Limiter with feedback signal – FBLIMLimiter with settable upper and lower limitsReached limit is being displayed

FBLIM

xREAL

upperLimitREAL

lowerLimitREAL

y REAL

upperLimitReached BOOL

lowerLimitReached BOOL






Introduction


Dead band element - FCDeadBandSettable dead band that sets the value range – symmetrical around the zero point – to zero






Introduction


Dead zone element - FCDeadZoneSettable dead zone that sets the value range – symmetrical around the zero point – to zero






Introduction


Average value generator - FBAverageValueThe function calculates the floating average value of the valuesentered at the input

FBAverageValue

runBOOL

resetBOOL

xREAL

sizeOfArrayINT

busy BOOL

averageValue REAL

maxValueReached BOOL






Introduction


PID-controller with actual value smoothing and optional D-portion in the actual value channel - FBPidControllerPID-controllerActual value filter with (PT1)Scaling functionality in the actual value channelD-portion in the actual value channel„Anti-windup“ funtionalityPrecontrol signalDeadband filter in the controller deviation channelOutput scaling functionalityOutput limitation






Introduction


FBPidController

enableBOOL

resetBOOL

setpointValueREAL

actualValueREAL

busy BOOL

error BOOL

errorID DWORD

upperLimitReached BOOL

eTaskNameType

preControlREAL lowerLimitReached BOOL

propGainREAL deviationValue REAL

integTimeREAL pOutValue REAL

derivTimeREAL iOutValue REAL

filterTimeREAL dOutValue REAL

upperLimitREAL outValue REAL

lowerLimitREAL

intSetValueREAL

holdIntChannelBOOL

setIntChannelBOOL

sPidDataType sPidDate

taskMode






Introduction


Diameter calculation - FBDiameterCalculationFunction block to calculate the actual diameter of an axis winderOne of 5 modes can be selected

Integration of the web thicknessDiameter calculation based on the ratio between the web velocity and the winder velocity or speedSensing of the diameter using an external sensorCalculation of the diameter based on the ratio between the web and winder velocity by integrating the two variablesDiameter calculation based on the ratio of winder angle and web length by measuring the position of winder and web

Raw value calculation and post-conditioning (limitation, verifying and smoothing)Setpoint valueSettable velocity limit for calculation






Introduction


FBDiameterCalculation

runBOOL

enableBOOL

resetBOOL

SetDiamBOOL

busy BOOL

error BOOL

errorID DWORD

diamModeInUse eDiamMode

LatchDiamCalcREAL REAL

holdDiamBOOL calculatedWebThickness REAL

typeOfWindereWinding Mode diamActVal REAL

selectDiamModeeDiamMode diamIsHold BOOL

taskModeeTaskName diamActUpperLimitReached BOOL

diamSetValREAL diamActLowerLimitReached BOOL

lineSpeedLREAL diamRawUpperLimitReached BOOL

windingShaftSpeedLREAL diamRawLowerLimitReached BOOL

lineFeedbackLREAL diamSetUpperLimitReached BOOL

windingShaftFeedbackLREAL diamSetLowerLimitReached BOOL

diamExtValREAL

sDiamConfigsDiamConfigType sDiamConfigType






Introduction


Torque pre-control– FBTorquePreControlCalculation of the variable moment of inertiaCalculation of the max. moment of inertiaCalculation of the coil massCalculation of the inertia compensationCompensation of the acceleration and the diameter increase with the torque pre-controlFriction compensation depending on the shaft speed of the winder






Introduction


FBTorquePrecontrol

runBOOL

torqueOnBOOL


typeOfWindereWindingModeType

busy BOOL

error BOOL

errorID DWORD

totalInertia REAL

windingShaftSpeedREAL mass REAL

lineSpeedREAL preCtrlMotor REAL

lineAccelerationREAL totalTorquePreCtrl REAL

diamActValREAL variableInertia REAL

maxInertia REAL

tensionTorque REAL

sMomentConfigsMomentConfigType sMomentConfigType

tensionSetpointREAL






Introduction


Technology controller based on the functionality of a PID-controller for usage e.g. as a dancer or tension controller –FBTechnologyControllerSetpoint ramp function generator with settable inputPID-controllerRFG as controller output for smooth transitionsKp-AdaptionOptional D-portion in the actual value channel






Introduction







Introduction


Tension taper characteristic – FBTaperCharacteristicThis function block calculates a reduction factor for the tension setpoint as a function of the diameter (e.g. to wind the inner layers tightly)

Closed-loop tension control: Reducing of the tension setpoint valueClosed-loop dancer roll control: Reducing of the pressure setpoint for the dancer roll support

Different modes:Linear characteristic2 hyperbolical characteristicUser-defined characteristic table






Introduction


FBTaperCharacteristic

runBOOL

tensionTaperModeeTaperCharMode

diamActValREAL

busy BOOL

error BOOL

errorID DWORD

tensionTaper REAL

sTensionTaperConfigsTensionTaperConfigType sTensionTaperConfigType






Introduction


Residual length calculation – FCRLCThe residual length of a roll can be calculated by entering the following parameters:

Web thicknessActual diameterTarget diameter

Output either the length of the material on the roll or the length of the material still to be wound






Introduction


FCRLC

webThicknessREAL

actualDiameterREAL

targetDiameterREAL

offsetREAL

FCRLC REAL

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Slides Simotion Converting Library v1 2 1