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ICS29.200
M41
YD
CommunicationsIndustryStandardofthe
People'sRepublicofChina
YD/T799—2010
ReplaceYD/T799-2002
Valve-regulatedleadacidbatteries
fortelecommunications
通信用阀控式密封铅酸蓄电池
(EnglishTranslation)
IssueDate:2010-12–19Implementationdate:2011-01–01
IssuedbyMinistryofIndustryandInformationTechnologyof
thePeople'sRepublicofChina
YD/T799—2010
Foreword
ChinaCommunicationsStandardsAssociation(CCSA)isinchargeofthisEnglishtranslation.
IncaseofanydoubtaboutthecontentsofEnglishtranslation,theChineseoriginalshall
beconsideredauthoritative.
ThisstandardreplacesYD/T799-2002inwhole.
ThefollowingdeviationshavebeenmadewithrespecttotheYD/T799-2002.
——Therequirementsandtestmethodsofequalizationofbatterydischargeterminalvoltage
havebeenadded;
——Therequirementsandtestmethodsofinternaldeviationofthesamegroupofthebatteries
havebeenadded;
——Therequirementsandtestmethodsofoverdischargehavebeenadded;
——Therequirementsandtestmethodsofrechargingperformancehavebeenadded;
——Therequirementsandtestmethodsofcapacityconsistencyhavebeenadded;
——AnnexB,whichliststheupperandlowerreferencevaluesofbatteryweight,hasbeenadded.
Thisstandardisoneoftheseriesofstandardsfortelecommunicationbatteries.Theissued
standardsinthisseriesofstandardsarelistedbelow:
a)YD/T1360Valve-regulatedcolloidbatteryfortelecommunication;
b)YD/T1715Valve-regulatedleadmeshleadacidbatteryfortelecommunications;
Withthedevelopmentoftechnology,therelevantstandardswillbedeveloped,suchas:
Front-terminalvalve-regulatedleadacidbatteryfortelecommunications.
AnnexAandBofthisstandardareinformative.
ThisstandardwasproposedandpreparedbyCCSA.
II
YD/T799—2010
1Scope
Thisstandardspecifiesthemodelnaming,requirements,testmethods,inspectionrules,Sign,
packaging,transportandstorageofvalve-regulatedleadacidbatteriesforcommunications.
Thisstandardisapplicabletovalve-regulatedlead-acidbatteriesforcommunications
(hereinafterreferredtoasbatteries),anditisnotapplicabletobatteriesforoutdoor
communicationspowersupply.
2Normativereferences
Thefollowingnormativedocumentscontainprovisionswhich,throughreferenceinthistext,
constituteprovisionsofthisstandard.Fordatedreferences,subsequentamendments(excluding
corrections),orrevision,ofanyofthesepublicationsdonotapplytothisstandard.However
partiestoagreementsbasedonthisstandardareencouragedtoinvestigatethepossibility
ofapplyingthemostrecenteditionsofthenormativedocumentsindicatedbelow.Forundated
references,thelatesteditionofthenormativedocumentreferredtoapplies.
GB/T2828.1-2003Samplingproceduresforinspectionbyattributes—Part1:Samplingschemes
indexedbyacceptancequalitylimit(AQL)forlot-by-lotinspection;
GB/T2829-2002Samplingproceduresandtablesforperiodicinspectionbyattributes(Apply
totheinspectionofprocessstability);
GB/T3873Generalspecificationsforproductspackagingofcommunicationequipment;
GB/T2408-2008Plastics--Determinationofburningcharacteristics--Horizontalandvertical
test.
3Termsanddefinitions
Forthepurposesofthisstandard,thefollowingtermsanddefinitionsapply.
3.1Valve-regulatedleadacidbattery
Thebatteryshouldbekeptinthestateofgasandliquidtightnesswheninnormaluse.When
theinternalpressureexceedsthepredeterminedvalue,thesafetyvalveopensautomatically,
releasinggas.Whentheinternalpressureisreduced,thesafetyvalveautomaticallycloses
tomakeitsealed,topreventtheexternalairfromenteringthebattery.Duringtheservice
lifeofthebattery,thereisnoneedtoaddelectrolyteundernormaluse.
3.2Fullcharge
Chargethebatteryaccordingtothechargingmethodrecommendedbythemanufacturer(including
chargingterminationdeterminationmethod)andthestoragecapacityinsidethebatteryreaches
themaximum,thatis,itisfullycharged.
3.3Explosion-proofperformance
1
YD/T799—2010
Aftertheflammablegasgeneratedinsidethebatteryescapes,itwillnotigniteordetonate
insidethebatterywhenitencountersanopenflameoutsidethebattery.
3.4Acid-proofperformance
Theproperty,whichthebatteryrestrainstheacidmist,generatedinside,totheoutsidewhen
charging
3.5Overchargetolerance
Theability,whichabatteryinfullychargedwithstands(towithstand)overchargeability,
abatteryinfullychargedtowithstandovercharge.
4Symbols
Forthepurposeofthisstandard,thefollowingsymbolsapply.
C10—10hrateratedcapacity(Ah),thevalueis1.00C10;
C3—3hrateratedcapacity(Ah),thevalueis0.75C10;
C1—1hrateratedcapacity(Ah),thevalueis0.55C10;
Ct—themeasuredcapacityofthebatterywhentheambienttemperatureisT(Ah),itisthe
productofthedischargecurrentI(A)andthedischargetimeT(h);
Ce—batterycapacity(Ah)atbaselinetemperature(25℃);
I10—10hratedischargecurrent(A),thevalueis1.00I10;
I3—3hratedischargecurrent(A),thevalueis2.50I10;
I1—1hratedischargecurrent(A),thevalueis5.50I10.
5Modelnaming
ThemodelnamingofthebatteryisexpressedinBopomofo,andthenamingmethodisasfollows:
2
YD/T799—2010
Example:
6Requirements
6.1Ambienttemperature
Thebatteryisusednormallyatanambienttemperatureof20℃to30℃.Afterconversionby
themethodspecifiedin7.7,thebatteryshouldreachtheratedcapacityofC10.
Note:Whentheworkingenvironmenttemperatureofthebatteryexceedstheaboverange,theusercannegotiate
withthemanufacturer.Capacitycorrectioncoefficient,seeAnnexA.
6.2Appearance
Thebatteryisusednormallyatanambienttemperatureof20℃to30℃.Afterconversionby
themethodspecifiedin7.7,thebatteryshouldreachtheratedcapacityofC10.
Note:Whentheworkingenvironmenttemperatureofthebatteryexceedstheaboverange,theusercannegotiate
withthemanufacturer.Capacitycorrectioncoefficient,seeAnnexA.
6.3Structure
Thepositiveandnegativeterminalsofthebatteryshouldbeclearlymarkedandeasytoconnect.
Note:Batteryweight,seeAnnexB.
6.4Flameretardantperformance
Theprotectivecoverofthebatterycaseandconnectionbarshallcomplywiththerequirements
ofArticle8.3.2FH-1(horizontalstage)andArticle9.3.2FV-0(verticalstage)inGB/T
2408-2008.
6.5Airtightness
Thebatteryshallbeabletowithstandthepositiveornegativepressureof50kPawithout
crackingorungluingandalsoshallbenoresidualdeformationoftheshellafterpressure
released.
3
YD/T799—2010
6.6Capacity
Thebatteryshallbetestedinaccordancewiththemethodspecifiedin7.7;thedischarge
terminationvoltageshallcomplywiththerequirementsinTable1.The10hratecapacityshall
reach0.95C10inthefirstcycle;beforethethirdcycle,the10hratecapacityshallreach
C10,the3hratecapacityshallreach0.75C10andthe1hratecapacityshallreach0.55C10.
Table1Dischargerate
Batteryendofdischargevoltage(cell)
Dischargerate
V
10hrate1.80
3hrate1.80
1hrate1.75
6.7Highcurrentdischarge
Thebatteryshouldbedischargedat30I10for3minutes,theterminalshouldnotbefused,the
internalbusbarshouldnotbefused,anditsappearanceshouldnotbeabnormal.
6.8Capacityretention
Thecapacityretentionofthebatteryshallnotbelessthan96%afterstandingfor28days.
6.9Sealingreactionefficiency
Thesealingreactionefficiencyofthebatteryshouldnotbelessthan95%.
6.10Anti-acidmistperformance
Noacidmistescapesfromthebatteryduringthenormalfloatingchargingprocess.
6.11Safetyvalve
Thesafetyvalveshallhavethefunctionsofautomaticopeningandclosing.Theopeningpressure
ofvalveshallbeintherangeof10kPato35kPaandtheclosingpressureintherangeof3kPa
to30kPa.
6.12Overchargingresistance
Thebatteryshouldbetestedaccordingtothemethodspecifiedin7.13anditsappearanceshould
benoobviousdeformationandseepage.
6.13Batterychargingmanagement
6.13.1Thebatteryshouldgenerallybesupplementedbeforeusing.Thebattery'smaximum
chargingcurrentshouldnotexceed0.25C10,themaximumsupplementarychargingvoltageshould
notexceed2.40V/cell.
6.13.2Theequalizationchargingcellvoltageofbatteryis2.30Vto2.40V.
4
YD/T799—2010
6.13.3Whentheambienttemperatureis25℃,thefloatchargingvoltageofthebatteryis
(2.20Vto2.27V)/cell.
6.13.4Thetemperaturecompensationcoefficientforbatterychargingshouldbe(-3mVto
-7mV)/℃▪cell.
Note:Thespecificdataofthechargingvoltageisprovidedbythemanufacturer.
6.14Balanceperformanceofterminalvoltage
6.14.1Thedifferencebetweenthehighestandlowestopen-circuitvoltageofcellandthe
combinationbatterycomposedofanumberofcellsshallnotbegreaterthan20mV(2V),50mV(6V),
100mV(12V).
6.14.2Afterthebatteryentersthefloatingchargingstatefor24h,theterminalvoltage
differencebetweenthebatteriesshallnotexceed90mV(whenthebatterygroupiscomposed
ofnotmorethan24pcs2Vcells),200mV(whenthebatterygroupiscomposedofmorethan24pcs
2Vcells),240mV(6V),480mV(12V).
6.14.3Whenthebatteriesaredischarging,theterminalvoltagedifferencebetweenthe
batteriesshallnotexceed0.20V(2V),0.35V(6V),0.6V(12V).
6.15Connectionvoltagedropbetweencells
Theconnectionvoltagedropbetweencells(△U)shallnotbegreaterthan10mV(i.e.,
△U≤10mV).
6.16Explosion-proofperformance
Thebatteryshouldnotigniteorexplodeifitencountersanopenflameduringthecharging
process.
6.17Propertiesofsealant
Thebatterywithsealingagentshouldhavenocrackandoverflowwhentheambienttemperature
isbetween-30℃to+65℃.
6.18Internalresistance
Theinternalresistanceofthebattery,seeTable2.Thedeviationoftheinternalresistance
ofthebatteryinthesamegroupshouldnotexceed15%.
Note:Theinternalresistanceofthebatteryshallbedeterminedbyinsertionmethodifitisnotgivenin
thetable:takeonehalfofthesumoftheinternalresistanceofthebatterieswithadjacentcapacities.
Table2Internalresistanceofbattery
InternalresistanceInternal
RatedRated
resistance
CapacitymΩCapacity
mΩ
AhAh
12V6V2V2V
25≤14──────────400≤0.6
5
YD/T799—2010
38≤13──────────500≤0.6
50≤12──────────600≤0.4
65≤10──────────800≤0.4
80≤9──────────1000≤0.3
100≤8≤3─────1500≤0.3
200≤6≤2≤1.02000≤0.2
300──────────≤0.83000≤0.2
6.19Thermalrunawaysensitivity
Thebatteryistestedaccordingtothemethodspecifiedin7.20,inwhichthebattery
temperatureshallnotbegreaterthan60℃andthecurrentgrowthrateper24hshallnotbe
greaterthan50%.
6.20Overdischarging
Thebatteryistestedaccordingtothemethodspecifiedin7.21,whereitscapacityrecovery
valueshallnotbelessthan90%.
6.21Lowtemperaturesensitivity
Thebatteryistestedaccordingtothemethodspecifiedin7.22,inwhichthe10hratecapacity
shallnotbelessthan0.9C10andtheappearanceshallbefreefromcracks,excessiveexpansion
andseparationofthegrooveandthecover.
6.22Batterylife
Thebatterylife,seeTable3.
Table3Batterylife
Hightemperature
Overcharginglife
acceleratesfloatingCycledurability
(20℃to30℃)
life
Nolessthan400
2VNolessthan240dNolessthan8times
times
Notlessthan300
6V、12VNolessthan180dNolessthan6times
times
Note1:Intheovercharginglifetest,per30disequivalenttooneyearoflife.
Note2:Inthehightemperatureacceleratedfloatingcharginglife,eachlifeisequivalenttoone
yeareachtime.
6
YD/T799—2010
6.23Rechargeperformance
Thebatteryistestedaccordingtothemethodspecifiedin7.24;therechargingcapacityfactor
Rbf24hofconstantvoltagechargingfor24hshallbenolessthan85%.
6.24Capacityconsistency
Whenthesamebatterygrouptest10hratecapacity,thedifferencebetweenthemaximumactual
capacityandtheminimumactualcapacityshallnotexceed5%.
7Testmethod
7.1Measuringinstrument
Themeasuringrangeoftheinstrumentusedshouldbedeterminedwiththemeasuringvalueof
themeasuredcurrentandvoltage.Thereadingofthepointermetershouldbewithinthelast
thirdofthemeasuringrange.Theaccuracyseetable4.
Table4Batterylife
InstrumentnameInstrumentaccuracy
Voltmeternolessthan0.5stage
Ammeternolessthan0.5stage
Thermometernolessthan0.5℃
nolessthan±1s/h,dividedbyhour,minuteand
Timer
second
Pressuregaugenolessthangrade0.25
ScaleTheerrorshouldnotexceed1%.
7.2Pretreatmentbeforebatteryinspection
Thebatteryusedforinspectionshouldbethequalifiedproductproducedwithinthelastthree
monthsanditmustbefullychargedbeforeinspection.
7.3Appearanceinspection
Visuallychecktheappearanceofthebattery;itshallcomplywiththerequirementsof6.2.
7.4Structuralinspection
Visuallycheckthebatterypoles;itshallcomplywiththerequirementsof6.3.
7
YD/T799—2010
7.5Flameretardantperformance
7.5.1SamplingpreparationshallbecarriedoutaccordingtothemethodinChapter6ofGB/T
2408-2008;
7.5.2HorizontalmethodshallbecarriedoutaccordingtoChapter8inGB/T2408-2008and
itshallcomplywiththerequirementsin6.4afterthetest;
7.5.3VerticalmethodshallbecarriedoutcomplywithSection9inGB/T2408-2008andit
shallcomplywiththerequirementsin6.4afterthetest.
7.6Airtightness
7.6.1Thebatteryshallbestoredatanambienttemperatureof25℃±5℃for24hours.
7.6.2Inflatethebatterythroughthesafetyvalvehole.Whenthepressuredifferencebetween
insideandoutsideis50kPa,thepressurepointershallbestablefor5seconds.
7.6.3Afterthepressureisreleased,checkwhetherthebatteryshellisdeformed,cracked
orunglued,whichshallcomplywiththerequirementsof6.5.
7.7Capacity
7.7.1Thefullychargedbatterystandsfor1hto24handstartstodischargeat25℃±5℃.
7.7.2Theterminalvoltageofthebatteryshouldbemeasuredbeforeandafterthedischarge
begins.Thecurrentshouldbemeasuredduringdischargeandthecurrentfluctuationshould
notexceed1%ofthespecifiedvalue.
7.7.3Theterminalvoltageandambienttemperatureofthebatteryshouldbemeasuredduring
discharging.Themeasurementintervalof10hratetestis1h,themeasurementintervalof3h
ratetestis0.5handthemeasurementintervalof1hratetestis10minutes.Attheendof
discharge,itshouldbemeasuredinrealtimetoaccuratelydeterminethetimeofbattery
terminationvoltage.
7.7.4Whenthebatteryisdischarging,ifthetemperatureisnot25℃,themeasuredcapacity
needstobeconvertedintothecapacityatthereferencetemperatureof25℃accordingto
formula(1)Ce,whichvalueshouldmeettherequirementsof6.6.
(1)
Where:
t——Ambienttemperatureduringdischarge
K——Temperaturecoefficient:10hratecapacitytest,K=0.006/℃;3hratecapacitytest,
K=0.008/℃;1hratecapacitytest,K=0.01/℃.
7.8High-currentdischargetest
Batterieswhosecapacitytesthasbeencompletedinaccordancewiththemethodspecifiedin
7.7andtheratedvaluehasbeenachievedafterbeingfullycharged,dischargeitwith30I10
for3minat25℃±5℃.Thevisualpoleandtheappearanceofthebatteryshallcomplywith
therequirementsof6.7.
8
YD/T799—2010
7.9CapacityRetention
7.9.1Batterieswhosecapacitytesthasbeencompletedinaccordancewiththemethodspecified
in7.7andtheratedvaluehasbeenachievedafterbeingfullycharged,thenletitstandfor
28daysinanambienttemperatureof25℃±5℃andkeepthesurfaceofthebatterycleanand
dry.
7.9.2Afterstandingfor28days,thecapacityCe′ofthebatteryafterstandingfor28days
shouldbeobtainedbycarryingout10hratecapacitytestinaccordancewiththemethod
specifiedin7.7withoutrechargingimmediately.
7.9.3CalculatethestoragebatterycapacityretentionrateRaccordingtoformula(2),it
whichshallcomplywiththerequirementsof6.8.
(2)
7.10Sealingreactionefficiency
7.10.1Batterieswhosecapacitytesthasbeencompletedinaccordancewiththemethod
specifiedin7.7andtheratedvaluehasbeenachievedafterbeingfullycharged,recharge
itat25℃±5℃for96hourswithacontinuouscurrentof0.01C10,thenchargeitwithacurrent
of0.005C10for1hour,collectgasfor1hourasshowninFigure1.
Figure1Schematicdiagramofgascollection
7.10.2CalculatetheamountofgasemittedperAhaccordingtoformula(3),thencalculate
thesealingreactionefficiencyaccordingtoformula(4),itshallcomplywiththerequirements
of6.9.
(3)
(4)
Informulas(3)and(4):
V-gasemissionof1atmosphere(mL/Ah)perAhconvertedto25℃;
9
YD/T799—2010
P-atmosphericpressureatthetimeofmeasurement(kPa);
P0-standardatmosphericpressurevalue101.3(kPa);
t-ambienttemperature(℃);
ʋ-volumeofgascollected(ml);
Q-theamountofelectricitychargedduringgascollection(Ah);
n-numberofseriessinglebatteries.
7.11Anti-acidmistperformance
7.11.1Precipitation
Batterieswhosecapacitytesthasbeencompletedinaccordancewiththemethodspecifiedin
7.7andtheratedvaluehasbeenachievedafterbeingfullycharged,rechargeditat25℃
±5℃with0.05C10currentfor2h,thegasshouldbeimmediatelycollectedandthenpassedinto
threeabsorptionbottlewithquantitativeBaCl2solutioninseriestopassthroughbubbles.
2hourslater,checkwhetherthereisprecipitationinthethirdabsorptionbottle.Ifthere
isnoprecipitation,itmeansthattheacidmistprecipitatedfromthesinglecellofthe1Ah
batteryislessthan0.025mg,otherwise,itisunqualified.TheamountofBaCl2shouldbeadded
tothefirstandsecondabsorptionflaskaccordingtoformula(5);TheamountofBaCl2solution
preparedbybatteriesofdifferentcapacitiesshouldbecalculatedaccordingtoformula(6);
Thethirdabsorptionflaskshouldbeplacedwith1molconcentrationofBaCl2solution10ml:
(5)
(6)
Informulas(5)and(6):
WBaCl2-themassofBaCl2(mg);
N-thenumberofthecells;
Q–Capacity(Ah);
-themolecularweightofBaCl2;
-themolecularweightofH2SO4;
7.11.2Testpapermethod
Putthebatteryintoa1m3containerwithneutralpHvalue(pH=7),chargethefullycharged
batterywith0.02C10currentfor4h,moistenthelitmustestpaper(pHtestpaper)withpure
distilledwaterandhangit2cmabovetheairoutletfor2h.Checkthecolorofthetestpaper
anditwhichshallcomplywiththerequirementsof6.10.
Note:Eitheroftheabovetwomethodscanbetested.
7.12Safetyvalve
Graduallyinflateandpressurizethebatterytomeasurethepressurewhenopeningthevalve,
10
YD/T799—2010
thenstopinflating,placethebatterynaturallyandmeasurethepressurewhenclosingthe
valve,itshallcomplywiththerequirementsof6.11.
7.13Overchargeresistance
Batterieswhosecapacitytesthasbeencompletedinaccordancewiththemethodspecifiedin
7.7andtheratedvaluehasbeenachievedafterbeingfullycharged,rechargeitat25℃±
5℃with0.03C10currentfor160handstandfor1h.Theappearanceofthebatteryshouldbe
checkedtocomplywiththerequirementsof6.12.
7.14Batterychargingmanagement
Whentheambienttemperatureis25℃±5℃,thebatterychargingmanagementshallcomplywith
therequirementsof6.13.
7.15Terminalvoltageequalization
7.15.1ThefullychargedbatterystandsIntheambienttemperatureof25℃±5℃for24h,the
measuredopen-circuitvoltageshallcomplywiththerequirementsof6.14.1.
7.15.2Afterthefullychargedbatteryentersthefloatingchargingstatefor24hinthe
ambienttemperatureof25℃±5℃,thevoltageofeachbatteryshallbemeasuredrespectively
inaccordancewiththerequirementsof6.14.2.
7.15.3Thefullychargedbatteryshallstandfor1hto24hintheambienttemperatureof25℃
±5℃,the10hratecapacitytestshallbecarriedoutaccordingtothemethodspecifiedin
7.7.Thevoltageofthebatteryshallbemeasuredeveryhouruntilthebatteryreachesthe
terminationvoltage.Thetestresultsshallcomplywiththerequirementsof6.14.3.
7.16Connectionvoltagedropbetweencells
Whenthebatteryisdischargedatarateof1h,measurethevoltagedropoftheconnecting
barbetweentwoadjacentbatteries(measuredattherootofthebatterypole),itsvalueshall
complywiththerequirementsof6.15.
7.17Explosion-proofperformance
Thetestshouldbecarriedoutafterconfirmingthatsafetymeasureshavebeenensured.
Overchargethefullychargedbatterywiththecurrentof0.05C10.After1h,underthecondition
ofnopowerfailure,usetheDC24Vpowersupplytofuse1Ato3A(thefuseis2mmto4mmabove
theexhaustport),generatetheopenflametesttwicerepeatedly,itshallcomplywiththe
requirementsof6.16.
7.18Performanceofsealant
7.18.1Coldresistancetest
Thebatteryinjectedwithelectrolyteisplacedinalowgreenhouse(box)of-30℃±3℃for
6h.Whenthetemperatureofthelowgreenhouse(box)risesto-5℃,thebatteryistakenout
andthesealingagentisinspectedvisuallywithin1mintoseewhetherthereiscrackandwhether
thereisseparationbetweenslotsandcovers,itshallcomplywiththerequirementsof6.17.
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YD/T799—2010
7.18.2Heatresistancetest
Inthe65℃±2℃thermostat,thebatteryisplacedatanAngleof45°for6h,thentakenout
ofthethermostattovisuallycheckwhetherthesealingagentisoverflowing.Itshallcomply
withtherequirementsof6.17.
7.19Internalresistance
7.19.1Batterieswhosecapacitytesthasbeencompletedinaccordancewiththemethod
specifiedin7.7andtheratedvaluehasbeenachievedafterbeingfullycharged,discharge
itat25℃±5℃with0.03C10currentfor20s,accuratelymeasureandrecordtheterminalvolta
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