《轮机仿真及控制技术》课程授课教案（讲义）Electric and Hybrid Propulsion

17/09/2014School ofMarineNewcastleScience&TechnologyJniversittElectricandHybridPropulsionVisit to Wuhan Universityof TechnologyDr Rose NormanSeptember2014www.ncl.ac.uk/marineSchoolofMarineNewcastleScience&TechnologyUniversityAContentsIntroduction·MotorTechnology.PowerConverterTechnology.IntegratedFull ElectricPropulsion·HybridPropulsionSystems.Summary1

17/09/2014 1 Electric and Hybrid Propulsion Visit to Wuhan University of Technology Dr Rose Norman September 2014 Contents • Introduction • Motor Technology • Power Converter Technology • Integrated Full Electric Propulsion • Hybrid Propulsion Systems • Summary

17/09/2014SchoolofMarineNewcastleScience&TechnologyJniversittIntroductionOriginsofelectricpropulsionarefrom1gthCenturyBatterypoweredDCmotorsETurbo-electricsystemintroducedincommercialshipsinlate1920sTurbinesrunningatoptimumpoint-ElectrictransmissionofpowerAdditionallossesbecauseofpowerconversionstepswww.ncl.ac.uk/marineSchoolofMarineNewcastleScience&TechnologyUniversityIntroductionDieselelectricpropulsionselectedforQE2refitin1986288@UO日-Twosynchronousmotors(44MW9?each)11IXControllablepitchpropellers10kV60HzSynchroconverterscapableof中givingvariablespeedoperationonlyatlowerspeedsT--o好*30申03.3kvmann2

17/09/2014 2 Introduction • Origins of electric propulsion are from 19th Century – Battery powered DC motors • Turbo-electric system introduced in commercial ships in late 1920s – Turbines running at optimum point – Electric transmission of power – Additional losses because of power conversion steps Introduction • Diesel electric propulsion selected for QE2 refit in 1986 – Two synchronous motors (44MW each) – Controllable pitch propellers – Synchro converters capable of giving variable speed operation only at lower speeds G~ G~ G~ G~ G~ G~ G~ G~ G~ A B C D E F G H I M M ~ ~ 3.3kV 10kV 60Hz

17/09/2014School of MarineNewcastleScience&TechnologyJniversittIntroductionDieselelectricpropulsionShaftlineorpoddedarrangementswww.ncl.ac.uk/marineSchoolofMarineNewcastleUniversityScience&TechnologyMotor TechnologyTraditionalmotorselection:High PowerMedium/LowPowerMedium/LowPower>5MW1-5MW1-5MWDCMotorSynchronous MotorInduction MotorBrushless ExciterSquirrel cageCommutatorman3

17/09/2014 3 Introduction • Diesel electric propulsion – Shaft line or podded arrangements Motor Technology • Traditional motor selection: High Power >5MW Synchronous Motor Brushless Exciter Medium/Low Power 1-5MW Induction Motor Squirrel cage Medium/Low Power 1-5MW DC Motor Commutator

17/09/2014School of MarineNewcastleScience&TechnologyJniversittMotor TechnologyRecentmotordevelopments-AdvancedinductionmotororcompactinductionmotorHigherpowerratingthanALSTOMconventionalIM20MWCompactandreducedweightwww.ncl.ac.uk/marineSchoolofMarineNewcastleScience&TechnologyUniversityMotor TechnologyFuturemotordevelopmentsRotorMagnetsStalor coreBrusExciterRefrigeratiorCopperMotoHiahtemperature180-250 tosuperconductormotorArmeaune5.6800TransverseFluxmotor4

17/09/2014 4 Motor Technology • Recent motor developments – Advanced induction motor or compact induction motor – Higher power rating than conventional IM 20MW – Compact and reduced weight Motor Technology • Future motor developments Transverse Flux motor High temperature superconductor motor

17/09/2014SchoolofMarineNewcastleScience&TechnologyUniversityPower Converter TechnologyDieselACDCMG二EngineDCmotorwithchoppercircuitDieselAC/ACMGEngineACmotorwithcycloconverterDieselDOACHCMEngineADC：ACmotorwithsynchroconverterorPWMinverterwww.ncl.ac.uk/marineSchoolofMarineNewcastleScience&TechnologyHUniversityPowerConverter TechnologyCycloconvertersystems?O?99经YY-o5

17/09/2014 5 Power Converter Technology Diesel Engine ~ G = AC M DC Diesel Engine ~ G ~ AC M DC DC AC Diesel Engine ~ G ~ AC M AC • DC motor with chopper circuit • AC motor with cycloconverter • AC motor with synchro converter or PWM inverter Power Converter Technology • Cycloconvertersystems G~ G~ G~ G~ G~ G~ G~ M~ G~ M~

17/09/2014School of MarineNewcastleScience&TechnologyUniversityPower Converter TechnologySynchroconverters?o?GvwcLLac.uk/marinSchoolofMarineNewcastleScience&TechnologyOniversitAPowerConverter TechnologyFO?ISynchroconvertersOO-10kV60Hzn-OCMM）830+0国3.3kV6

17/09/2014 6 Power Converter Technology • Synchro converters Power Converter Technology • Synchro converters G~ G~ G~ G~ G~ G~ G~ G~ G~ A B C D E F G H I M M ~ ~ 3.3kV 10kV 60Hz

17/09/2014SchoolofMarineNewcastleScience&TechnologyUniversittPower Converter TechnologyPWMInverterDrives：ReducedelectricalharmonicsLownoiseandvibrationImproveddynamiccontrolReducedfuelconsumptionwww.ncl.ac.uk/marineSchoolofMarineNewcastleScience&TechnologyUniversityIntegratedFull ElectricPropulsion11KVSwitchboordMVDistrib0QSystemC8中80090081c8He8

17/09/2014 7 Power Converter Technology • PWM Inverter Drives • Reduced electrical harmonics • Low noise and vibration • Improved dynamic control • Reduced fuel consumption Integrated Full Electric Propulsion LV Distrib. System Filter Filter 2MW Bow Thrusters 20MW Sync Motors Port 11KV Starbd Switchboards G G G G M M M M M M C C C C C C C C

17/09/2014School of MarineNewcastleScience&TechnologyUniversittIntegrated Full ElectricPropulsionHV DistributionPropulsion TransformerSystemPropulsionConverterDynamic BrakingResistorElectricShaftSealPropulsionEncoderThrustMotorShaftBlockBearingHoldingBrakewww.ncl.ac.uk/marineSchoolofMarinNewcastleUniversityScience&TechnologyIntegratedFull Electric PropulsionIKVSwitchboardsMMLVSE80System?8808TO20MW360°AzimuthingpodsCan8

17/09/2014 8 Integrated Full Electric Propulsion Shaft Seal Shaft Holding Brake Thrust Block Encoder Bearing Electric Propulsion Motor HV Distribution System Dynamic Braking Resistor Propulsion Converter Propulsion Transformer Integrated Full Electric Propulsion LV Distrib. System Filter Filter 2MW Bow Thrusters 20MW 360 Azimuthing pods Port 11KV Starbd Switchboards G G G G M M M C C C C C C C

17/09/2014SchoolofMarinNewcastleScience&TechnologyniversitHybrid Propulsion SystemsnannSchoolofMarineNewcastleScience&TechnologyUniversityHybrid PropulsionSystems≠9

17/09/2014 9 Hybrid Propulsion Systems Hybrid Propulsion Systems

17/09/2014School of MarineNewcastleUniversityScience&TechnologySummaryDiesel-electricpropulsionofferspotentialforLownoiseandvibration=Layout flexibilityMore efficient engine operation and therefore reduced emissionsEaseofcontrolandgooddynamicperformanceHybridpropulsionforspecialisedvesselsofferspotentialforSavings infuel consumption andemissionsElectriconlypropulsionandthereforelownoiseandvibrationandzeroemissionsmodewww.ncl.ac.uk/marineSchoolofMarineNewcastleUniversitScience&TechnologyPThank you!福福man10

17/09/2014 10 Summary • Diesel-electric propulsion offers potential for – Low noise and vibration – Layout flexibility – More efficient engine operation and therefore reduced emissions – Ease of control and good dynamic performance • Hybrid propulsion for specialised vessels offers potential for – Savings in fuel consumption and emissions – Electric only propulsion and therefore low noise and vibration and zero emissions mode Thank you!