《储能技术概论双语课程》课件-抽水蓄能电站的构成和作用

抽水蓄能电站的构成和作用Compositionandfunctionofpumpedstoragepowerstation《储能技术概论》《EnergyStorageTechnology》主讲教师：Instructor:

抽水蓄能电站的构成和作用Thecompositionandfunctionofpumpedstoragepowerstation水water压力能Pressureenergy动能kineticenergy机械能Mechanicalenergy势能potentialenergy抽水蓄能电站的构成和作用ThecompositionandfunctionofpumpedstoragepowerstationCONTENTS抽水蓄能电站概念Pumpedstoragepowerstationconcept01PART抽水蓄能电站的作用Theroleofpumpedstoragepowerstations02PART目录抽水蓄能电站概念PumpedstoragepowerstationconceptPART01一、抽水蓄能电站概念Pumpedstoragepowerstationconcept（一）抽水蓄能电站的基本概念Thebasicconceptofpumpedstoragepowerstation功能是在抽水蓄能电站发电阶段，作为储存水的容器，让水在重力作用下能够顺势流下，驱动水轮机转动进而产生电能。Thefunctionistoserveasacontainerforstoringwaterduringthepowergenerationphaseofapumpedstoragepowerstation,allowingthewatertoflowdownundertheactionofgravityanddrivetheturbinetorotatetogenerateelectricity.第一点thefirstpoint一、抽水蓄能电站概念Pumpedstoragepowerstationconcept（一）抽水蓄能电站的基本概念Thebasicconceptofpumpedstoragepowerstation下水库所处位置地势相对较低，与上水库形成一定的落差。下水库同样要具备较大的蓄水能力，可接纳从上水库抽送回来的水。Thelowerreservoirislocatedinarelativelylowterrain,formingacertaindropwiththeupperreservoir.Thelowerreservoiralsohasalargewaterstoragecapacity,whichcanreceivethewaterpumpedbackfromtheupperreservoir.第二点Numbertwo一、抽水蓄能电站概念Pumpedstoragepowerstationconcept（一）抽水蓄能电站的基本概念Thebasicconceptofpumpedstoragepowerstation输水系统连接着上水库和下水库，起着输送水流的重要作用，它包含了引水隧洞、压力管道等部分。Thewatertransmissionsystemconnectstheupperreservoirandthelowerreservoir,playsanimportantroleinwatertransmission,itincludeswaterdiversiontunnel,pressurepipelineandotherparts.第三点：输水系统Third:watertransportsystem一、抽水蓄能电站概念Pumpedstoragepowerstationconcept（一）抽水蓄能电站的基本概念Thebasicconceptofpumpedstoragepowerstation具备双向运行的功能，既能作为水泵将下水库的水抽到上水库，消耗电网中的电能实现储能；又能作为水轮机，在水流从上水库流下时，将水能转化为电能并输送到电网中。Ithasthefunctionoftwo-wayoperation,whichcanbeusedasapumptopumpwaterfromthelowerreservoirtotheupperreservoirandconsumeelectricenergyinthegridforenergystorage;andcanalsobeusedasaturbinetoconvertwaterenergyintoelectricityandtransmitittothegridwhenthewaterflowsdownfromtheupperreservoir.第四点：抽水蓄能机组Fourth:pumpedstorageunits一、抽水蓄能电站概念Pumpedstoragepowerstationconcept（一）抽水蓄能电站的基本概念Thebasicconceptofpumpedstoragepowerstation电站厂房是安装抽水蓄能机组以及配套电气设备、控制设备等的场所。Theplantbuildingistheplacewherepumpedstorageunitsandsupportingelectricalequipmentandcontrolequipmentareinstalled.第五点：厂房Fifth:plant一、抽水蓄能电站概念Pumpedstoragepowerstationconcept（一）抽水蓄能电站的基本概念Thebasicconceptofpumpedstoragepowerstation第六点：监控系统Sixth:monitoringandcontrolsystem大量传感器分布在各个关键部分，以实时收集各种数据，包括水位、流量、压力、温度、单位速度等。Alargenumberofsensorsaredistributedinvariouskeypartstocollectallkindsofdatainrealtime,includingwaterlevel,flowrate,pressure,temperature,unitspeedandsoon.抽水蓄能电站的作用TheroleofpumpedstoragepowerstationsPART02二、抽水蓄能电站的作用Theroleofpumpedstoragepowerstations削峰填谷Peakandvalleycutting用电高峰时，抽水蓄能电站开始发电，向电网提供电能。用电低谷时，启动抽水蓄能机组的抽水功能，存储电能。Duringpeakdemand,pumpedstoragepowerstationsstarttogenerateelectricityandprovideelectricitytothegrid.Duringlowdemand,thepumpingfunctionofpumpedstorageunitsisstartedtostoreelectricity.调频Frequencymodulation我国电网频率一般要求控制在50赫兹左右。ThefrequencyofChinaspowergridisgenerallyrequiredtobecontrolledatabout50hz.调相Phaseadjustment通过多种调节机制，对电网电压进行有效调控。effectiveregulationofpowergridvoltagethroughvariousadjustmentmechanisms.二、抽水蓄能电站的作用Theroleofpumpedstoragepowerstations事故备用Accidentbackup电力系统配备事故备用电源以避免影响供电。Thepowersystemisequippedwithaccidentbackuppowersupplytoavoidaffectingthepowersupply.黑启动Blackstart在无外界电力供应的情况下迅速自启动，使电力系统在短时间内恢复供电。quicklyself-startingwithoutexternalpowersupply,sothatthepowersystemcanrestorepowersupplyinashorttime.SUMMARY小结01抽水蓄能电站是一种特殊形式的水电站，一般由上水库、输水系统、厂房和下水库等组成。Pumpedstoragepowerstationisaspecialformofhydropowerstation,whichisgenerallycomposedofupperreservoir,watertransmissionsystem,workshopandlowerreservoir.02抽水蓄能电站集储能与发电两大功能于一体，对电网具有削峰填谷的功能，同时还具有调频、调相（调压）、事故备用、黑启动等功能Pumpedstoragepowerstationintegratesenergystorageandpowergenerationfunctions,whichcancutpeakandfillvalleyforthepowergrid,andalsohasthefunctionsoffrequencymodulation,phasemodulation(voltagemodulation),accidentstandbyandblackstart.THINK抽水蓄能电站的上水库在选址时需要考虑哪些因素？Whatfactorsshouldbeconsideredwhenselectingtheupperreservoirofapumpedstoragepowerstation?思考下水库与上水库相比，在功能和结构设计要求上有哪些异同点？Whatarethesimilaritiesanddifferencesbetweenthelowerreservoirandtheupperreservoirintermsoffunctionalandstructuraldesignrequirements?THINK随