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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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