蓄电池质量现场检测指导书 V102Word格式文档下载.docx
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3RequirementsofBatteryOperatingParameters7
4SolutionofBatteryInstallationProblem9
4.1BatteryAppearanceChecking9
4.2CableConnectionChecking10
4.3BatteryOpenCircuitVoltageTesting11
5BatteryFailureMode12
6SolutionofBatteryFailure13
6.1ProblemofBatteryChargingVoltage13
6.2ProblemofBatteryDischargeVoltage14
6.3ProblemofBatteryOpenCircuit15
6.4ProblemofAcidLeakage15
6.5ProblemofBatteryExpansionandDistortion17
6.6ProblemofBackupTimeDecreasing18
7BatteryMaintenance19
8ToolsinCommonUse20
9BatteryProblemFeedbackTemplate21
1
BatteryAppearanceandStructure
1.1AppearanceandStructurefor2VBattery
1.2AppearanceandStructurefor12VGeneralBattery
1.3AppearanceandStructurefor12VNarrowTypeBattery
2NotesofBatteryInstallation
1、
Beforeoperation,pleasereadBatteryInstallationManualandBatteryTechnologyManualcarefully,andunderstandtheinstallingregulationandnotes,inordertoavoidsuddenness.
2、
Theoperatorsofbatteryinstallationmusthavetechnicaltrainedandholdthecorrectoperationmethodandnotesofthepowersystemandbatterygroup..
3、
Theflammablehydrogengaswillcomeoutwhilebatterychargingandstorage.Batterymustbeinstalledinthelocationwithbetterventilation.Theremustbe1matleastfrombatterytospark(fuse,breaker,etc),fire,sourceofheat.
4、
Insulatingtools(likespanner)shouldbeusedduringthecourseoftheinstallationandmaintenancetoavoidelectricshock.Theoperatorsshouldtakeoffthemetallicaccoutermentontheirhands.
5、
Thereshouldkeepatleast5mm~10mmspacebetweenthebatteriesinordertoinsurebetterventilation.
6、
Thebatteriesshouldbeconnectedinseriesfirstandtheninparallelwhenusedinparallel.
7、
Whenconnectbatteries,firstconnectthecablesbetweenthebatteries,andmakesurethatthevoltageofbatterygroupiscorrectbytesting,thenconnectthecablesbetweenbatterygroupandpowersystemorloads.
8、
Whenconnectingbatteries,themomentoftighteningthescrewsshouldaccordwithrequestofmanufacture.
9、
Whenoperatingthebatteryforthefirsttime,thevalueofbatterycapacityinPMUmustbesetcorrectlytomatchtheactualbatterycapacity.
3RequirementsofBatteryOperatingParameters
Item
Parameter
Batteryopencircuitvoltage(OCV)
TheOCVisnotlessthan2.10V/monoblocfor2Vbatteryor12.60V/monoblocfor12Vbattery.
BatterygroupOCV
TheOCVisnotlessthan50.5Vfor48Vbatterygroupor25.2Vfor24Vbatterygroup.
Batterygroupchargingvoltage
Thevoltagebetweenbatterygroupandpowersystemshouldbethesame,thedifferenceshouldbelessthan0.5V.
充电电压设置
1、Batterychargingvoltageshouldbeasfollow:
Boostcharge:
56.4±
0.2Vfor48Vsystemand28.3±
0.2Vfor24Vsystem.
Floatcharge:
53.5±
0.2Vfor48Vsystemand26.7±
0.2V/groupfor48Vsystem.
2、Ifpowersystemhastemperaturecompensate,chargingvoltageshouldbecalculatewiththefollowingformula:
V=V0-(T-25)ρ.
V:
floatvoltageatacertaintemperature
V0:
floatvoltageat25℃
T:
temperaturearoundbattery
ρ:
temperaturecompensatecoefficient(-80mV/℃for48Vsystem,-40mV/℃for24Vsystem).Thetemperaturerangeisfrom-15℃to45℃.
Rangeofchargingvoltage
1、Thevoltagerangeisnotlessthan2.15Vfor2Vbatteryand13.00Vfor12Vbatteryafter12hoursfloatcharge.
2、Thevoltagerangeisnotlessthan2.25Vfor2Vbatteryand13.50Vfor12Vbatteryattheendofboostcharge.
Voltageconsistencywhendischargethebattery
Checkthebatteriesonebyonewhenthedischargevoltagereaches46V.Themaximumdifferenceofthesevaluesshouldsatisfiedwith:
lessthan1Vfor12Vbatteriesandlessthan0.2Vfor2Vbatteries.
4SolutionofBatteryInstallationProblem
4.1BatteryAppearanceChecking
Normalstate
Solutionofexceptionalstate
Packappearance
Thepackappearanceisgood,andthereisnotanymarkofbumped,brokenoracidleakage.
1、Reporttheproblemandphenomenon;
2、Rejectallthebatteries,orcheckallthebatteries,rejecttheproblematicones.
Batteryappearance
Thebatteryappearanceisgood,andthereisnotanymarkofbumped,brokenorcrazed.
2、Replacetheproblematicbatteries.
Thebatterycaseisclean,andthereisnotanymarkofacidleakage.
1、Cleanthebatterycasebycottonwithwater,checkcarefullyifthereismarkofcasecrazedorleakage;
Thebatteryterminalisupright,and