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专用
人人文库
NATIONALSTANDARD
OFTHEPEOPLESREPUBLICOFCHINA
CodeforEngineeringDesignofOpticalFiber
SubmarineCableSystems
GB/T51154-2015
ChiefDevelopmentDepartment:TheMinistryofIndustryandInformation
TechnologyofthePeoplesRepublicofChina
ApprovalDepartment:TheMinistryofHousingandUrban-RuralDevelopment
ofthePeoplesRepublicofChina专用
ImplementationDate:August1,2016
人人文库
ChinaPlanningPress
Beijing2019
ChineseeditionfirstpublishedinthePeoplesRepublicofChinain2015
EnglisheditionfirstpublishedinthePeoplesRepublicofChinain2019
byChinaPlanningPress
rd专用
3Floor,CTower,GuohongBuilding
No.A11,Muxidi-Beili,XichengDistrict
Beijing,100038
www.jhpress.com
PrintedinChinabyBeijingJingyintangGraphicPrintingCenter
©2015bytheStateEconomicandTradeCommissionof
thePeoplesRepublicofChina
Allrightsreserved.Nopartofthispublicationmaybereproducedortransmittedinanyformor
byanym人人文库eans,graphic,electronic,ormechanical,includingphotocopying,recording,
oranyinformationstorageandretrievalsystems,withoutwrittenpermissionofthepublisher.
Thisbookissoldsubjecttotheconditionthatitshallnot,bywayoftradeorotherwise,belent,
resold,hiredoutorotherwisecirculatedwithoutthepublisherspriorconsentinanyformof
blindingorcoverotherthanthatinwhichthisispublishedandwithoutasimilarcondition
includingthisconditionbeingimposedonthesubsequentpurchaser.
ISBN978-7-5182-0981-1
AnnouncementoftheMinistryofHousingandUrban-Rural
DevelopmentofthePeoplesRepublicofChina
No.987
AnnouncementoftheMinistryofHousingandUrban-Rural
Codefor
DevelopmentonPublishingtheNationalStandardof
EngineeringDesignofOpticalFiberSubmarineCableSystems
CodeforEngineeringDesignofOpticalFiberSubmarineCableSystems
hasbeenapprovedasanational
standardwithserialnumberofGB/T51154-2015,andwillbeimplementedonAugust1,2016.
AuthorizedbytheInstituteofStandardsandQuota,MOHURD,thiscodeispublishedanddistributedby
ChinaPlanningPress.专用
TheMinistryofHousingandUrban-RuralDevelopmentofthePeoplesRepublicofChina
December3,2015
人人文库
Foreword
ThiscodewascompletedbyChinaMobileGroupDesignInstitute,Co.,Ltd.andrelevantorganizations
accordingtotherequirementsofDocumentJIANBIAO[2011]NO.17issuedbytheMinistryofHousing
NoticeonPrintingtheDevelopmentandRevisionPlanofNational
andUrbanandRuralDevelopment-
EngineeringConstructionStandardsin
2011.
Inpreparingthiscode,thedraftingteamconductedin-depthresearchandinvestigations,conscientiously
reviewedtheapplicationanddevelopmentofsubmarineopticalcablecommunicationtechnologies,solicited
opinionsfromrelevantorganizationsandexpertsnationwide,andconsultedmanyrelevantdomesticand
internationalstandardsandregulationsbeforefinalizingthedraft.
Thiscodecompriseselevenchapterswithmaincontentsasfollows:generalprovisions,termsand
symbols,systemconfigurationandsystemcategorization,digitaltransmissionsystemdesign,submarinecable
linedesign,performanceparametersofdigitaltransmissionsystemandcableline,requirementsforlanding
stationanditsauxiliaryfacilities,installationofterminalstationequipment,designofpowerfeedingsystem,
designofauxiliarysystems,andmaintenancetoolsandtestinstruments.专用
TheMinistryofHousingandUrban-RuralDevelopmentisinchargeoftheadministrationofthiscode;the
MinistryofIndustryandInformationTechnologyisresponsibleforitsroutinemanagement;andChinaMobile
GroupDesignInstituteCo.,Ltd.isresponsiblefortheexplanationofspecifictechnicalcontents.
Duringtheprocessofimplementingthiscode,usersfeedbackandsuggestions,whenevernecessary,canbe
providedtoChinaMobileGroupDesignInstituteCo.,Ltd.(Address:16A,DanlingStreet,HaidianDistrict,
Beijing,China,Postcode:100080)andsuchwillbeusedasreferenceforfuturerevisionofthecode.
Chiefdevelopmentorganization,participatingdevelopmentorganizations,chiefdraftingstaffandchief
reviewers,translatorsandtranslationproofreaderarelistasbelow:
Chiefdevelopmentorganization
:
ChinaMobileGroupDesignInstituteCo.,Ltd.
Participatingdevelopmentorganizations
:
ChinaSubmarineCableConstructionCo.,Ltd.
ShanghaiPostsandTelecommunicationsDesigningConsultingInstituteCo.,Ltd.
ChinaInformationTechnologyDesigningConsultingInstituteCo.,Ltd.
人人文库HuaxinConsultingCo.,Ltd.
ChiefDrafters
:
GaoJunshiChenXiaomingJiangWeiWuWanhongMiDingBaiXinyu
WeiPengHeYongtaoShenLiangWuQinghuaWangYue
ChiefReviewers
:
WangJunhuaWangQiYeYincanLiJianpingZhangShuchunMaXiaolong
DongXianghuaCaiBingyu
Translators
:
GaoJunshiBaiXinyuChenXiaomingWangJiameng
TranslationProofreaders
:
WangJunhuaWangQi
Contents
………………
1GeneralProvisions(1)
……………
2TermsandSymbols(2)
…………………………
2.1Terms(2)
………………………
2.2Symbols(3)
………………
3SystemConfigurationandSystemCategorization(5)
……………
3.1SystemConfigurationandCategorization(5)
………
3.2SystemInterfacesandOperatingWavelength(5)
……………
4DigitalTransmissionSystemDesign(6)
…………
4.1GenericRequirements(6)
………………………
4.2Capacity(6)
………………
4.3NetworkTopology(6)
…………
4.4SubmergedEquipment(7)
………………………
4.5LineTerminalEquipment(7)
…………………
4.6OpticalFiber专用
(8)
…………
4.7Transmission-relatedAncillaryTechnologies(8)
………………
4.8SystemReliability(9)
………………………
4.9SystemMaintenanceMargin(9)
…………………
5SubmarineCableLineDesign(10)
……………………
5.1CableRouteDeskTopStudy(10)
……………………
5.2SubmarineCableRouteSurvey(10)
…………………
5.3SubmarineCableanditsInstallationRequirements(11)
………
5.4LandCableanditsInstallationRequirements(13)
………
6PerformanceParametersofDigitalTransmissionSystemandCableLine(14)
……………………
6.1PerformanceParametersofSubmarineCableLine(14)
………………
6.2PerformanceParametersofDigitalTransmissionSystem(14)
…………………
7RequirementsforLandingStationanditsAuxiliaryFacilities(16)
……………………
8InstallationofTerminalStationEquipment(17)
………………
9DesignofPower人人文库FeedingSystem(18)
……………………
10DesignofAuxiliarySystems(20)
………
11MaintenanceToolsandTestInstruments(22)
………………
ExplanationofWordinginThisCode(23)
……………
ListofQuotedStandards(24)
…………………
Addition:ExplanationofProvisions(25)
1GeneralProvisions
1.0.1
ThisCodeisdevelopedwithanobjectiveofestablishingaunifiedstandardforsubmarinecable
systemconstructionandtoensurethatsubmarinecableprojectsaretechnologicallyadvanced,safe,reliable,
economical,rational,energy-saving,andenvironment-friendlyandcompliantwithrelevantnationalpolicies.
1.0.2
ThisCodeisapplicabletotheengineeringdesignofsubmarinecableline,submarinecabledigital
transmissionsystems,andrelevantauxiliarysystemswithintheterritorialwatersofChina.
1.0.3
Designofsubmarinecablesystemsshallbebasedonacomparisonofmultipleschemessoasto
improveeconomicefficiencyandreducecostwhereverpossible.
1.0.4
Opticalfibersubmarinecablesystemsshallbebuiltbasedonoverallplanning,jointconstruction,
andresourcesharingtomeettherequirementofbuildingaresource-savingandenvironmental-friendly
society.
1.0.5
Equipmentandmaterialsusedinthedesignshallmeettherequirementsofrelevantcurrentnational
andindustrialtechnicalstandards.
1.0.6
Foropticalfibersubmarinecablesystemsinareaswhereseismicf专用ortificationintensityis7degrees
orabove,theequipmentshallmeetseismicperformancerequirementsforcommunicationnetworks.
1.0.7
Designofsubmarinecablesystemsshallcomplywithnotonlytherequirementsstipulatedinthis
Code,butalsothoseinthecurrentrelevantonesofthenation.
人人文库
·1·
2TermsandSymbols
2.1Terms
2.1.1
Submarinerepeater
Submarineopticalsignalamplifyingequipmentconsistingofoneormoreregeneratorsoramplifiersand
otherrelateddevices.
2.1.2
Repeateredsubmarinecablesystem
Asubmarinesystemthatdeployssubmarinerepeater(s).
2.1.3
Repeaterlesssubmarinecablesystem
Asubmarinesystemthatdeploysnosubmarinerepeater.
2.1.4
Beachmanhole
Amanholesetonthelandingbeachofsubmarinecable,usedtoterminatethesubmarinecableand
connectitwithlandoptical/powercable.
2.1.5
Cablelandingpoint
Thepointwherethesubmarinecableandthelandcableareconnecte专用dtoeachother,usuallywithina
beachmanhole.
2.1.6
Cablelandingstation
Terminalstationofasubmarinecablesystem,whereSLTE,monitoringequipmentandpowerfeeding
equipmentmayallbeinstalled.
2.1.7
Seawall
Awallbuiltneartheshoretoblockoffseawater.
2.1.8
Segment
Alldevices,asawhole,ofthesubmarinesystembetweentwoadjacentSLTEconnectedtothesamepair
offibers.
2.1.9
Anchoragearea
Aspecialdesignatedareawhereshipsmayanchor.
2.1.10
Deepseasection
Submarinecablelaidinareaswheretheseadepthisgreaterthan1,000m.
2.1.11
Shallowse人人文库asection
Submarinecablelaidinareaswheretheseadepthis20m-1,000m.
2.1.12
Inshoresection
Submarinecablefromthebeachmanholetowheretheseadepthis20m.
2.1.13
Landingsection
Submarinecablefromthebeachmanholetowheretheseadepthis5m.
2.1.14
Powerfeedingsystem
Apowersupplysystemthatusestheloopformedbytheearthandthepowerconductorinthesubmarine
cabletoprovidepowerforsubmergedequipment.
2.1.15
RemoteopticalpumpedEDFamplifier
AremoteopticalamplifiersystemconsistingofapumpingsourceintheterminalequipmentandEDF
·2·
embeddedinthecablelinecertaindistance(usually80km-120km)awayfromtheterminalequipment.
2.1.16
Cableroutedesktopstudy
Toproposeoneormorecableroutesthataretechnicallyandeconomicallyviablebasedonthe
topologicaldesignofthesubmarinecablesystemandthroughcollectionandanalysisofexistinggeophysical
data,marineenvironmentandmarinedevelopmentactivities.
2.1.17
Routesurvey
Carryingoutfieldsurveyforthecablerouteplansproposedinthecableroutedesktopstudythrough
geologicalsampling,geophysicalsurvey,on-siteobservation,etc.,toascertaintheoptimalroutethrough
comprehensiveevaluationandcomparisonofinformationobtained,andtoprovidescientificandtechnical
groundsforcablesystemdesignandinstallation.
2.1.18
Conepenetrationtest
Aprocesswheretheconeprobeispressedintothesoilataconstantspeedtomeasurethepenetration
resistance(coneresistance,sidefrictionresistance,etc.).
2.1.19
Opticalcoherentdetection
Todetectandreceivethephaseinformationofthecarriersignalbyconductingcoherentmixingoflocal
opticalcarrierandco-frequencycarrierinthereceivingequipment.
2.2Symbols专用
EnglishabbreviationFullEnglishnameFullChinesename
放大的自发辐射
ASEAmplifiedSpontaneousEmission
背景差错块比
BBERBackgroundBlockErrorRatio
误码率
BERBitErrorRatio
岸滩接头盒
BJBeachJoint
寿命初始
BOLBeginOfLife
海底分支单元
BUBranchUnit
相干光时域反射仪
C-OTDRCoherentOpticalTime-DomainReflectometers
光电缆终端箱
CTBCableTerminatingBox
双层铠装光缆
DAcableDoubleArmoredcable
人人文库差分二相相移键控
(D)BPSK(Differential)BinaryPhaseShiftKeying()
数据通信通道
DCCDataCommunicationChannel
数据通信网
DCNDataCommunicationNetwork
差分群时延
DGDDifferentialGroupDelay
差分相移键控
DPSKDifferentialPhaseShiftKeying
差分正交相移键控
(D)QPSK(Differential)QuadraturePhaseShiftKeying()
数字信号处理
DSPDigitalSignalProcessing
寿命终了
EOLEndOfLife
·3·
前向纠错
FECForwardErrorCorrection
线路监测设备
LMELineMonitoringEquipment
轻型光缆
LWcableLightWeightcable
轻型保护光缆
LWPcableLightWeightProtectedcable
光分插复用器
OADMOpticalAdd/DropMultiplexer
光纤配线架
ODFOpticalDistributionFrame
光信噪比
OSNROpticalSignaltoNoiseRatio
光时域反射仪
OTDROpticalTime-DomainReflectometers
光传送网络
OTNOpticalTransportNetwork
完全标准化光通路传送
OTUkCompletelystandardizedOpticalChannelTransport
单元
Unit-k-k
远供电源设备
PFEPowerFeedingEquipment
偏振复用差分二相相
PM-(D)BPSKPolarizationMultiplexing-(Differential)Binary()
移键控
PhaseShiftKeying专用
偏振复用差分正交相
PM-(D)QPSKPolarizationMultiplexing-(Differential)Quadrature()
移键控
PhaseShiftKeying
偏振模色散
PMDPolarizationModeDispersion
值
QQfactorQ
岩石铠装光缆
RAcableRockArmoredcable
归零码
RZReturntoZero
单层铠装光缆
SAcableSingleArmoredcable
同步数字体系
SDHSynchronousDigitalHierarchy
海洋接地装置
SESeaEarth
严重误码秒比
SESRSeverelyErroredSecondRatio
海底光缆线路终端设备
SLTE人人文库SubmarineLineTerminalEquipment
电话
VOIPVoiceoverIPIP
波分复用
WDMWavelengthDivisionMultiplexing
·4·
3SystemConfigurationandSystemCategorization
3.1SystemConfigurationandCategorization
3.1.1
Accordingtowhethertherearesubmarinerepeaters,submarinecablesystemscanbecategorizedinto
repeateredsubmarinecablesystemsandrepeaterlesssubmarinecablesystems.
3.1.2
ArepeateredsubmarinecablesystemshouldbecomposedofSLTE,PFE,LME,networkmanagement
equipment,opticalsubmarinerepeater,BU,gainequalizer,submarinecable,cablejoint,seaearth,landoptical/
powercable.
3.1.3
ArepeaterlesssubmarinecablesystemshouldbecomposedofSLTE,networkmanagementequipment,BU,
submarinecable,submarinecablejoint,landoptical/powercable,etc..
3.1.4
Accordingtothetypeoftheterminalequipment,submarinecablesystemscanbecategorizedinto
SDHsystemsandWDMsystems.
3.2SystemInterfacesandOperatingWavelength
3.2.1
Clientinterfacetypessupportedbysubmarinedigitaltransmissionsy专用stemsshallmeettherequirements
listedinTable3.2.1.
Table3.2.1Clientinterfacetypessupportedbysubmarinedigitaltransmissionsystems
ClientinterfacetypeSignaltype
SDHinterfaceSTM-N(N=1,4,16,64and256)
EthernetinterfaceGE,10GE,100GE,etc.
OTNinterfaceOTU1,OTU2(e),OTU3,OTU4,etc.
3.2.2
Theopticalchannelsignaltypeandbitrateofasubmarinedigitaltransmissionsystemshouldmeet
therequirementslistedinTable3.2.2.
Table3.2.2Opticalchannelsignaltypeofsubmarinedigitaltransmissionsystems
ChanneltypeBitrate(Gbit/s)Signalstructure
2.5G2.49-2.67STM-16orOTU1
10G9.95-12.00STM-64orOTU2
40G39.813-50.00STM-256orOTU3
100G人人文库111.81-140.00OTU4
3.2.3
Submarinedigitaltransmissionsystemsshouldworkatthe1550nmband.
·5·
4DigitalTransmissionSystemDesign
4.1GenericRequirements
4.1.1
Designlifeofthesystemshallreach25years.
4.1.2
Whendesigningthesystem,considerationsshallbegiventobothcapacityandcostfactorstorealize
optimaldesign.Iftechnologyallows,arepeaterlesssystemshallbepreferred.
4.2Capacity
4.2.1
Forarepeaterlesssubmarinecablesystem,thetransmissionlinebitrateshallbedetermined
accordingtothedistancebetweenlandingstations,andthenumberoffibersshallbedeterminedaccordingto
mid-termandlong-termcapacitydemandwhilebalancingthetechnicalandeconomicaspects.
4.2.2
Forarepeateredsubmarinecablesystem,thenumberoffibersshallbedeterminedbyconsidering
thecost,mid-andlong-termcapacitydemandandthecapacityofthepowerfeedingsystem.
4.2.3
Forarepeateredsubmarinecablesystem,state-of-the-arttechnologiesintheindustryshallbe
adopted,designcapacityshallbedeterminedaccordingtofibertypea专用ndthedistancebetweenoptical
submarinerepeaterssoastoachievetheminimalcostperunitdesigncapacity;theinitialcapacityofSLTE
maybedeterminedaccordingtoshort-termdemand.
4.3NetworkTopology
4.3.1
Asubmarinecablesystemshouldadopttwobasictopologies:P-to-Ptopology(Figure4.3.1-1)and
branchtopology(Figure4.3.1-2).
人人文库Figure4.3.1-1P-to-Ptopology
Figure4.3.1-2Branchtopology
·6·
4.3.2
Whenselectingthetopology,thelandingstationsgeographicalrelationship,servicedemands,
networksafetyrequirementsandcosteffectivenessshallbetakenintoconsideration.
4.4SubmergedEquipment
4.4.1
Submergedequipmentsmayincludesubmarinerepeater,BU,gainequalizer,etc..
4.4.2
Inadditiontomeetingthedimensionalrequirementsofthecable-layingequipmentofthecable
installationship,thewaterpressureresistancerequirementsatthemaximaldepthofthewaterswherethe
projectislocated,andthehighdielectricstrengthrequirements,submergedequipmentshallalsomeetthe
followingrequirements:
1
Therepeatershallhavesurgeprotectionforthepowerfeedingsystem;
2
ImportantcomponentsoftherepeaterandBUshallbeconfiguredinredundancytomeetthe
requirementforsystemreliability;
3
Therepeatershallhaveaself-monitoringlooporaC-OTDRmonitoringloop;
4
Basedonsystemtopology,BUsshallhaveafibersplittingorOADMfunctionasappropriate;
5
Basedonthetopologyofthepowerfeedingsystem,BUsshallhavethepowerfeedinglineswitching
functionwhennecessary;
6
BUsthathavethepowerfeedinglineswitchingfunctionshallhavesurgeprotection;and
7
Gainequalizersmayprovideequalizationoftheresidualgaintilt专用orslopebasedonthesubmerged
plantgainprofilecharacteristics.
4.5LineTerminalEquipment
4.5.1
SLTEshallbeselectedaccordingtothefollowingbasicrequirements:
1
Terminalequipmentshallbetechnicallyadvanced,safe,reliable,cost-effectiveandeasytooperate
andmaintain;
2
Equipmentsuppliershallbecapableofprovidingequipmentupgrade,networkmanagementsystem
upgrade,technicalR&D,andafter-saleservices;
3
Terminalequipmentshallhaveflexibleconfigurationwithasfewerhardwarevarietiesaspossible
andbeconvenientforcapacityexpansionandupgrade;
4
TerminalequipmentshallmeetrelevantdomestictechnicalrequirementsforSDHorWDMsystems;
and
5
TerminalEquipmentshallbecompliantwiththeprincipleandrequirementsofenergyconservationand
emissionreduction.人人文库
4.5.2
Forrack-mountedequipment,theheightoftherackshouldbe2,600mm,2,200mm,or2,000mm,the
depthshouldbe300mmor600mm,andthewidthshouldbe600mm.Racksinthesameequipmentroom
shouldbeofthesameheight.
4.5.3
Theoverallstructureoftheterminalequipmentshallbeconvenientforinstallation,maintenance,and
expansionoradjustment;hardwareshallhaveamodulardesignwithsufficientmechanicalstrengthand
rigidity.Theelectromagneticcompatibilityoftheequipmentshallcomplywithrelevantstipulationsinthe
ElectromagneticCompatibilityRequirementandMeasurementMethodsfor
currentnationalstandardof
TelecommunicationNetworkEquipment
GB19286.
4.5.4
Terminalequipmentshallprovideanin-servicemonitoringinterfaceofmainopticalpathandaDCC
interface.
·7·
4.5.5
Terminalequipmentinarepeateredsubmarinecablesystemshallhaveaninterfaceforcableline
monitoring.
4.5.6
TerminalequipmentinarepeaterlessWDMsubmarinesystemshallbeabletocollectthedataof
opticalpowerandOSNRofeachchannelandthedatashallbeviewedinthenetworkmanagementsystem.
4.5.7
TerminalequipmentinarepeateredWDMsubmarinesystemshallbeabletocollecttheoptical
powerandFECdataofeachchannelandthedatashallbeviewedinthenetworkmanagementsystem.
4.5.8
FortheterminalequipmentinacoherentdetectionWDMsystem,thechromaticdispersiontolerance
andDGDtoleranceshouldbelargerthantheaccumulateddispersionandDGDofthecableline
respectively.
4.5.9
OpticalamplifiersandRamanamplifiersshallbearclearsafetysigns.
Whenthefiberiscutoff,ortheequipmentisatfault,ortheopticalconnectorispulledout,an
automaticpowerreductionprocessshallbelaunchedandtheprocessshallbeabletobere-launched
automaticallyormanually.
4.6OpticalFiber
4.6.1
Selectionofopticalfibersshallbebasedonthecombinationofsuchfactorsastechnicalconditions
oftheterminalequipment,segmentlengthandcost.
4.6.2
Opticalfibersofthefollowingstypesmaybeselectedforsubmarin专用ecables:
1
Non-dispersionshiftedsingle-modeopticalfiber;
2
Cut-offshiftedsingle-modeopticalfiber;
3
Non-zerodispersion-shiftedsingle-modeopticalfiber;and
4
Dispersionmanagedopticalfiber.
4.7Transmission-relatedAncillaryTechnologies
4.7.1
ThedispersioncompensationdesignofaWDMdigitaltransmissionsystemshallbeinaccordance
withthefollowingrequirements:
1
AnincoherentdetectionrepeaterlessWDMdigitaltransmissionsystemmayperformpre-dispersion
compensationatthetransmitterandpost-dispersioncompensationatthereceiver;dispersioncompensationmay
befixeddispersioncompensationand/orself-adaptivedispersioncompensation;andthetwomaybecombined
toachieveprecisesingle-channeldispersioncompensation.
2
AnincoherentdetectionrepeateredWDMdigitaltransmissionsystemmayperformitsdispersion
compensationthroug人人文库hacombinationofevenlydistributeddispersion-compensationspansalongthecableline
andthecompensationmechanismofterminalequipmentdescribedinItem1ofthisclause.
4.7.2
ThedesignofanincoherentdetectionWDMdigitaltransmissionsystemshalltakeintoconsiderationthe
impactofPMD,andtheDGDpenaltyshallbewithinthetoleranceoftheperformancebudget.
4.7.3
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