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1、高速同步無刷勵(lì)磁風(fēng)力發(fā)電機(jī)組High-speedBrushlessExcitationSynchronousWindPowerGeneratingSet山東長星風(fēng)電科技有限公司ShandongChangxingWindPowerTechnologyCo.Ltd朱玉國博士Dr.ZhuYuguo1目次Directory一、常規(guī)的風(fēng)電機(jī)組1,theroutinewindpowergeneratingset.二、無刷勵(lì)磁系統(tǒng)原理2，theprincipleofbrushlessexcitationsystem.三、
2、高速無刷勵(lì)磁風(fēng)電機(jī)組及對(duì)比3,thehigh-speedbrushlessexcitationgenerationsetandcontrast.四、長星風(fēng)電及機(jī)組介紹4,Introductionofchangxingwindpowerandgenerationset.五、結(jié)論5,conclusion.2一、常規(guī)的風(fēng)電機(jī)組KindsofRoutineWindPowerGeneratingset高速雙饋High-speedanddouble-fedgenerator直驅(qū)永磁Direct-drivepermane
3、ntmagnetgenerator直驅(qū)勵(lì)磁Direct-driveexcitationgenerator中、高速永磁MediumandHighspeedpermanentmagnetgenerator其它如：高速異步、無刷雙饋等Others:high-speedasynchronousgenerator,brushlessanddouble-fedgeneratorandsoon.3常規(guī)風(fēng)電機(jī)組圖例LegendsofroutinewindpowergeneratingsetGearboxMaincircui
4、tbreakerLinearcouplingtransformerMediumvoltageswitchgearGrid-sideconverterGenerator-sidecontrolMainturbinecontrolConvertercontrolVariablepitchcontrolRotorbearingGridTransformerPermanentSynchronousgeneratorAC-DC-ACconverterforgridconnected4現(xiàn)有機(jī)組存在的問題：Theprob
5、lemsofroutinewindpowergeneratingset滑環(huán)、碳刷的不可靠問題及維護(hù)問題（雙饋機(jī)組、直驅(qū)電勵(lì)磁機(jī)組）Slipringandcarbonbrushareeasytodamage永磁發(fā)電機(jī)組的退磁問題（直驅(qū)、中、高速永磁機(jī)組）Permenantmagnetgeneratoristodemagnetization現(xiàn)有發(fā)電機(jī)自身調(diào)節(jié)能力差、低電壓穿越困難的問題Theroutinegeneratorhaslowabilitytoadjustitselfandit'shardtocross
6、thelowvoltage.5二、無刷勵(lì)磁系統(tǒng)原理Theprincipleofbrushlessexcitationsystem無刷勵(lì)磁系統(tǒng)是無刷勵(lì)磁同步發(fā)電機(jī)最核心、最關(guān)鍵的組成部分。一部分用于向發(fā)電機(jī)的磁場繞組提供直流電流，以建立直流磁場，通常稱之為勵(lì)磁功率輸出部分（或稱為功率單元）;另一部分用于在正常運(yùn)行或發(fā)生事故時(shí)調(diào)節(jié)勵(lì)磁電流，以滿足運(yùn)行的需要，它包括勵(lì)磁調(diào)節(jié)器、強(qiáng)行勵(lì)磁、強(qiáng)行減磁或自動(dòng)滅磁等，一般稱為勵(lì)磁控制單元。Thebrushlessexcitationisthekeypartofallinb
7、rushlessexcitationsynchronousgenerators.Itconsistsoftwoparts,powerunitandexcitationcontrolunit.6高速同步無刷勵(lì)磁系統(tǒng)工作原理Theprincipleofhigh-speedsynchronousbrushlessexcitationsysytem.GearboxWindturbinegeneratorRotatingrectifierSynchronousgeneratorSiliconcontrolledsta
8、ticexcitationequipmentRectifierinverterGridTransformerBrushlessexciter,Rotorarmature,Non-slipring7靜態(tài)直流勵(lì)磁裝置StaticDCexcitationdevice交流勵(lì)磁機(jī)ACexciter旋轉(zhuǎn)整流器Rotatingrectifier無刷勵(lì)磁系統(tǒng)組成Brushlessexcitationsystem8無刷勵(lì)磁系統(tǒng)原理
