TaiJi PID

TaiJi PIDA Comprehensive Closed-Loop Tuning Solution

F E AT U R E S & B E N E F I T S

• OptimizemultiplePIDcontrollers

simultaneouslyinaclosedloop

• Enabletuningthroughnon-

disruptiveclosed-looptesting

• Increaseplantproductivity

whilereducingdowntimeand

maintenancecosts

• Decreasevariabilityand

operatingcosts

C H A L L E N G E S

Efficiencyandprofitabilityarecriticaltoaplant,andinanenvironmentwhere

thousandsofregulatorycontrolloopsburdenoverwhelmedcontrolengineers

andtechnicians,plantresourcesneedamethodofmanagingandtuningloops

withoutcompromisingproductivity.

Therearehundreds,eventhousandsofregulatorycontrolloopsacrossallplantareas,

allwhichmaybecorrelated,basedontheselectionoftheirtuningparameters.

Unavoidably,theperformanceofthesecontrolassetsdeterioratesovertimeand

impactstheprocessperformance.

Thesheernumberofthesecriticalassets,coupledwithdiminishingpersonnel

expertise,makesdiagnosingproblemsandsettingprioritiesbasedoneconomic

impactextremelychallenging.Assetsbelievedtobecriticalreceivepriority

whileothers“run-to-failure”,precipitatingcontrolproblemsinassociatedassets

anddegradingplantperformance.Asaresult,maintenanceofcontrolassetsis

reactiveratherthanpredictiveorcondition-based.

Changesinvariablessuchasplantratesandenergycostsalsoaffectthe

performanceofplantcontrols.Assetsthatperformedwellunderonesetof

conditionsmayrequirere-tuninginordertoprovideoptimalresultsunder

another.Theabilitytotuneloopsinaclosed-loopenvironment,withoutplacing

potentiallypoorlytunedloopsinmanualisessentialinreducingmaintenance

time,andsettingprioritiestoeffectivelydealwithproblemsthatwillhavethe

mostsignificantimpactonplantperformanceandprofitability.

O P T I M I Z E M U LT I P L E P I D C O N T R O L L E R S

S I M U LTA N E O U S LY I N C L O S E D L O O P

TaiJiPIDisanintuitivePIDLoopTuningandOptimizationapplicationthat

eliminatestheguessworkincontroltuningandloopoptimizationbyallowing

youtotunehigh-performancecontrollerswithoutbreakingopenloopsormaking

manualadjustments.TaiJiPIDisPoweredbyMatrikon,whichrepresentsvendor

neutrality.Thisproductworkswiththird-partycontrolsystemsandapplications.

Itistheonlytuningproductinthemarketthatleveragesuniversalconnectivity

toenabletuningthroughnon-disruptiveclosed-looptestingunderanycondition.

Couplingclosed-looptestingandidentificationtechnologywithamodel-based

tuningapproach,TaiJiPIDusesasingleplatformtotest,tune,andtrend

multipleloopssimultaneously.

TaiJimakesclosedlooptestingeffectiveandsaferbyensuringthesizeofthesteps

issmallrelativetotheprocessoperatingpoint.TaiJiPIDcanalsocarryouttestingin

open-loopconditionstraditionallywheretherearenocontrol-loopscurrently.

A Comprehensive Closed Loop Tuning Solution

TaiJi PID

Benefits Throughout the

Enterprise• Improvedcontrolperformance

acrossallplantsites

• Loweradoptioncostthroughasingle,

bestpracticessolution,suitablefor

allregulatorycontrolplatforms

• Minimizeimpactofcontrolasset

degradationthroughcondition-

basedmaintenance

• Increasedefficiencyandprofitability

Benefits for Operations• Opportunityforincreasedplant

throughput

• Reductionsinprocessvariability

• Improvedproductquality

• Improvedyields

• Reductionsinenergyconsumption

• Reducedcostandimproved

effectivenessthroughcondition-

basedmaintenance

Benefits for Maintenance• Asingletuningtool,suitableforall

regulatorycontrolplatforms

• Lessintrusive,closed-looptuning

methodology,makinglooptuning

easierandmoreeffective

• Automatedtestingcapabilities,

reducingmanpowerrequirements

TA I J I P I D M E T H O D O LO G Y

Aclosed-loopmethodologythatincreasesplantproductivity,whilereducingdowntimeandmaintenancecosts.

I M AG E / G R A P H I C

Automated Closed Loop

Testing• Testunderclosed-loopconditions

• Testmultipleloopssimultaneously

–leadstosignificanttimesavings

• Asafeapproachtosteptesting

Closed Loop Modeling• Usingclosed-loopdata

• Developaccurateopen-loop

modelsfromclosed-loopdata

• Useoperatingdatawherethereis

sufficientinformation

• Modelgradedquantitativelyfrom

A→D

Tuning and Simulation• Tunequicklyusingtheestimated

open-loopmodels

• Simulateserverandloadrejection

responses

• Carryoutrobustnessanalysis

• Compareagainstcurrenttuning

I M AG E / G R A P H I C I M AG E / G R A P H I C

Wehaveusedothertuningtoolsinthepast,butwithTaiJiPID,wehavereachedacontrollevelthathasneverbeenreachedbefore.Ouroperatorsarenowmoreavailable.Thisisarevolutionarytool.

FrancoisTremblaySupervisor&Planner,

ElectricalandInstrumentationXstrataRaglanMine

D E C R E AS E D VA R I A B I L I T Y A N D O P E RAT I N G C O ST S

TheeasyimplementationofTaiJiPIDtranslatestooverallimprovedoperabilityandstabilityoftheprocess,providingbenefits

throughreductioninoff-specproduction,operatingcostsandproductvariability,aswellasimprovedproductionrates.

Honeywell Process Solutions

1250WestSamHoustonParkwaySouthHouston,TX77042

LovelaceRoad,SouthernIndustrialEstateBracknell,Berkshire,EnglandRG128WD

ShanghaiCityCentre,100JunyiRoadShanghai,China20051

www.honeywell.com/ps

‘Powered by Matrikon’ symbolizes that this product/solution is system

and application independent.

For More Information

FormoreinformationaboutControlPerformanceMonitor,visitourwebsitewww.honeywell.com/psorcontactyourHoneywellaccountmanager.

www.matrikon.com

cpm@matrikon.com

I M AG E / G R A P H I C

BR 762June 2011© 2011 Honeywell International Inc.