GB/T 51154-2015 GBT51154-2015海底光缆工程设计规范:英文

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