A Turner Group CompanyTurner Engine Control Solutions

Januari 2012

Turner ECS Case studyWOODWARD 505 STEAM TURBINE CONTROL &

ELECTRIC HYDRAULIC ACTUATOR

Turner ECS Case study

PROJECT SCOPE

• Engineering •Cabinetdesign •Autocaddrawings •Technicalconsultancy •Factoryacceptancetest •Installationsystemonsite •Demolitiondrawings •Commissioningofnewsystem

INTRODUCTION TECShavebeenrequestedbyourCustomer,aproducerofplastics,LatexandRubber,

toupgradethecontrolsandpneumaticactuatorontheirCoppusMurraySteamTurbine,

whichisutilisedtodriveacompressor.

Main reasons for upgrade.

• ExistingWoodward505SteamTurbineControlisnowobsolete

• ExistingWoodwardPneumaticActuator,TypePA100L,isnowobsolete

• Nonavailabilityofsparepartstorepair/overhaulexistingequipment

A Turner Group CompanyTurner Engine Control Solutions 2

WOODWARD 505 STEAM TURBINE CONTROL & ELECTRIC HYDRAULIC ACTUATOR

Obsolete pneumatic linear actuator, type Woodward PA 100

Obsolete 505 steam turbine control

PRODUCTS USED:

WOODWARD 505 steam turbine control •Costseffectivecontrol •Speed/Frequencycontrol •Integratedoperatorpanel •Modbuscommunication •Autostartsequence •Criticalspeedavoidance Woodward TM actuator •ATEXlisting •Corrosionresistant construction •Electrichydrauliclinear actuator •Dualcoilavailable

A Turner Group CompanyTurner Engine Control Solutions 3

OPERATION Thepneumaticlinearactuatorhasbeenreplacedbyalinearelectrichydraulicactuator,

typeWoodwardTM25LP.

PartofourscopeofsupplyincludedafreestandingATEXzonellcertifiedcabinet.Thiswas

designed,builtandcommissionedonsitebyTECS.

ThecabinetconsistedofanewenhancedWoodward505SteamTurbinecontrolandwas

designedtoincorporateapurgecontrolunitwhichensuresthattheinternalpressureofthe

enclosureisconstantlyhigherthantheexternalpressureandthereforeincompliancewith

theATEXregulations.

The505steamturbinecontrolhasbeenconfiguredforacompressorapplication.

Turner ECS Case study WOODWARD 505 STEAM TURBINE CONTROL & ELECTRIC HYDRAULIC ACTUATOR

New steam turbine control cabinet

 

 

   

 

 

     

 

 

 

         

 

 

 

 

   

 

   

 

     

                     

         

   

   

   

     

   

   

   

     

 

   

 

 

 

 

 

 

 

 

 

 

 

   

   

 

 

   

   

 

 

 

             

 

 

   

     

 

 

 

ALARM RELAY

SHUTDOWN RELAY

OVERSPEED RELAY

COMPUTER/PERIPHERAL INTERFACE

PROGRAMAMMABLE RELAYS (5 AVAILABLE)

4-20 mA PROGRAMAMMABLE ANALOG OUT (4 AVAILABLE)

COMPRESSOR

 

RAISE/LOWER FUNCTIONS SWITCH INPUTS

LOAD SIGNAL

T/T

INLET PRESSURE

SPEED

POWER SOURC

E 24Vdc

 

 

 

 

EXHAUST PRESURE

A Turner Group CompanyTurner Engine Control Solutions

More information? Turner Engine Control Solutions BV

Hoofdweg601

2131BAHoofddorp

Tel:+31235662300

Fax:+31235642727

sales@turner-ecs.com

www.turner-ecs.com

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