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H 4heading 1heading 1&    C%2A`ArialTTC        W\  `*Times New RomanTTW'    %2A`ArialTTH 4heading 2heading 2&    XXXC%2A`ArialTTC          W\  `*Times New RomanTTW'    H 4heading 3heading 3&    XXXC%2A`ArialTTC        W\  `*Times New RomanTTW'    H 4heading 4heading 4&    XXXC%2A`ArialTTC        W\  `*Times New RomanTTW'    H 4heading 5heading 5  &&&W\  `*Times New RomanTTW        W\  `*Times New RomanTTW  H 4heading 6heading 6  &&&W\  `*Times New RomanTTW        W\  `*Times New RomanTTW  H} 4heading 7heading 7  C%2A`ArialTTC        W\  `*Times New RomanTTW  H 4heading 8heading 8  C%2A`ArialTTC        W\  `*Times New RomanTTW  h:Default ParaDefault Paragraph FontXXXW\  `*Times New RomanTTW        W\  `*Times New RomanTTWTr:Body Text InBody Text InC%2A`ArialTTC        W\  `*Times New RomanTTW<;T .footerfooter   @#        >4X` hp x (#>  P8page numberpage number        <r.Style0Style0C%2A`ArialTTC        W\  `*Times New RomanTTWP! 8Body Text 2Body Text 2            H! 4Body TextBody Text            <;T .headerheader  P"@#        >4X` hp x (#>  ӣk'(Y2j$ $y{!xxx  ${%&D'()D*Q+,D-Q(Y2j$ $y{!xxx  y'H:i+00U$35;AGMSY_11)1)1)1)1)1)1)1)3|x- \  `*Times New RomanTTC\  P6QP%2A`ArialTTomanTTg2PQP%2A`ArialTTomanTTXXX2PQXP\  `*Times New RomanTT&&J\  P6Q&P%2A`ArialTTomanTTJ2PQP\  `*Times New RomanTTXXP\  P6QXP2xA`ArialTTomanTTxP7P2xA`ArialTTomanTTxP7P;6X9`("Courier NewTTTT&&l6X@C&@2xA`ArialTTomanTT  xP7 P\  `*Times New RomanTT^\  P6QP(>y{$xxxHP LaserJet IIIP0##37=CIQYag1.a.i.(1)(a)(i)1)a)*[X Z (CG Times Regular $y{!  _TRX6&* X3' Letter6&A43'T ( /%%9$UN/_SCETDG_/17/_INF_.20    #( /#&{%COMMITTEEOFEXPERTSONTHE Y TRANSPORTOFDANGEROUSGOODSSubCommitteeofExpertsonthe L TransportofDangerousGoods ( (Seventeenthsession,Geneva,617Decemberl999,agendaitem5(c))  MISCELLANEOUSDRAFTAMENDMENTSTOTHEMODELREGULATIONS  ONTHETRANSPORTOFDANGEROUSGOODS    Lithiumbatteries    Stateofchargeduringtransportandtestsforrechargeablebatteries/cells    TransmittedbytheexpertfromFrance =x   fWewelcometheproposalofCanadaandJapanin_INF_Ԁ7,whichbringsalotofimprovementstothecurrenttest 0 procedures.Nonethelesswewouldlikethesubcommitteetolookcarefullyatthefollowingconsiderations,relatedtothestateofchargeofrechargeablebatteries/cellsduringtestsandtransport.Intheproposalsometests(ST6)havetobecarriedoutatastateofchargewhichislowerthantheratedcapacity(stateofchargewhentransported).Alowerstateofchargeduringthetestsmakesiteasierforthebattery/celltopassthetest,becausetheenergyinvolvedislowerandtheeffectslessacute.Thereforeitisessentialtoensurethatthebattery/cellmaynotbetransportedatahigherstateofcharge.Ontheotherside,theratedcapacity,asdefinedintheproposal,isspecifiedbythemanufacturer,anddoesnot i automaticallyhavetobethemaximumcapacityofthebattery/cell.Thespecifiedratedcapacitydependsontheuseofthebattery/cell,andasameitemmaybe pushed totheupperlimitsmadepossiblebythetechnology,especiallywhenabigamountofenergyisneededinashorttime,asinpowersuppliesforelectricalvehicles.Theconceptof ratedcapacity isnotasclearasitseemsandreferringtoitdoesnotensurethatthebattery/cellwillnetherbetransportedatastateofchargethatmakesitdangerous.Forsomeapplicationsbatteries/cellshavetobeusedatastateofchargewhichdoesnotallowthemtopasssometestsfortransport.Thisdoesnotharmsafetyduringthatuse,becauseinthiscasethebatteries/cellsaremonitoredbycomplexcomputerizeddeviceswhichtakecareofdangerousreactions.Toavoidanymisunderstandinginthewaytestsshallbeperformedandfurtherinthewaythebatteries/cellswillbetransported,wepropose:C ! $#'CE1 x (08 @#XE0   #1)#$01$1$$tohaveamarkingoneachrechargeablebattery/cellindicatingthemaximumopencircuitvoltageadmissibleduring )&. transport; 1$1$ K1 x (08 @# XK%2%&0   &')0  'toprohibitthetransportofrechargeablebatteries/cellsatanopencircuitvoltageexceedingthespecifiedone;+6)11$1$ H. x (08 @# XHE1 x (08 @#XE(3)()0   )*0  *todefinetheconceptofstateofchargewhentransportedinrelationwiththeopencircuitvoltagewhichmakesiteasy -*3 tocheck; 1$1$ H. x (08 @# XHE1 x (08 @#XE+4)+,0   ,-0  -toperformthetestsST1toST6atthestateofchargewhentransported./&-61$1$ C ! $$!CH. x (08 @# XH 0-7 UN/_SCETDG_/17/_INF_.20page20  PROPOSAL1: O Inspecialprovision188.Addthefollowingparagraphs: 8.Eachrechargeablebattery/cellincategory_B,C_,andDshallbearinpermanentandclearlylegiblecharacters,asappropriateaccordingtoitssize,theindication:  MAXIMUMTRANSPORTVOLTAGE:,V   9.Norechargeablebattery/cellincategory_B,C_,andDmaybetransportedatastateofchargewheretheopencircuitvoltageexceedsthevaluespecifiedaccordingto8.Above. Renumber8.to12asappropriate.PROPOSAL2: C  In38.3.2.,addthefollowingdefinition: Maximumtransportvoltageforarechargeablebattery/cell,meanstheopencircuitvoltagecorrespondingtothe W maximumstateofchargepermittedduringtransport,andatwhichthetestsST1toST6describedin38.3.4.havetobeperformed. In38.3.3.amend(b)and(c)asfollows:B.kx (08 @#XB0 g 0tg1$g1$ g   g (b) t WhentestingrechargeablecellsandbatteriesunderTestsST.1toST.5thefollowingshallbetested:#t1$t1$ H. x (08 @#kx XH0    1$1$ 0  0t1$1$(_i_) tencells,atfirstcycle,atthemaximumtransportvoltage,rt1$t1$ 0  0t1$1$(ii) tencells,atfirstcycle,infullydischargedstates,7t1$t1$ Ѐ0  0t1$1$(iii) fourbatteries,atfirstcycle,atthemaximumtransportvoltage,!t1$t1$ Ѐ0  0t1$1$(iv) fourbatteries,atfirstcycle,infullydischargedstates,K#t1$t1$ 0  0t1$1$(v) fourbatteriesatthemaximumtransportvoltageafterfiftydeepcycles  endinginfully % chargedstates,and t1$t1$ 0  0t1$1$(vi) fourbatteriesafterfiftydeepcyclesendinginfullydischargedstates.";(t1$t1$ 0  0t1$1$     (c) t WhentestingprimaryandrechargeablecellsundertheST.6test,thefollowingshallbetested:# *t1$t1$ Ѐ&  0  0t1$1$0 t1$t1$ t (_i_) forprimarycells,fivecellsinundischargedstatesandfivecellsinfullydischargedstates,%O", 1$ 1$ 0  0t1$1$0 t1$t1$ t   1$ 1$ 0  0t1$1$0 t1$t1$ t (ii) forcomponentcellsofprimarybatteries,fivecellsinundischargedstatesandfivecellsinfully &#. dischargedstates,  1$ 1$ 0  0t1$1$0 t1$t1$ t '%  1$ 1$ 0  0t1$1$0 t1$t1$ t (iii) forrechargeablecells,fivecellsatfirstcycleatthemaximumtransportvoltageandfivecells )?&1 after50deepcyclesendinginfullydischargedstates,and  1$ 1$ 0  0t1$1$0 t1$t1$ t   1$ 1$ 0  0t1$1$0 t1$t1$ t (iv) forcomponentcellsofrechargeablebatteries,fivecellsatfirstcycleatthemaximumtransport j+(4 voltageandfivecellsafter50deepcyclesendinginfullydischargedstates.  1$ 1$ 0  0t1$1$0 t1$t1$ t   1$ 1$ <( x (08 @#X<0 t Inthecaseofprismaticcells,tentestcellsarerequiredforeachofthestatesofchargebeingtested,insteadofthefivedescribedabove,inorderthattheprocedurecanbecarriedoutonfivecellsalongthelongitudinalaxesand,separately,fivecellsalongtheotheraxes.Ineverycase,thetestcellisonlysubjectedtoonecrush. t1$t1$ -  -H. x (08 @#XH_-  -_@$z___________