ZTE Site Sharing Power Solution
ZTE Site Sharing Power Solution
29-year experience in energy field                                                           2 million+ telecom power systems deployed all over the world
                                                                                                                           PadPower
                 AAU                                                                             One cabinet,
                                   AAU         C-RAN Room
                                                                   save room
                                                                                                 integrates BBU,air-                           AI cloud
                                                                   save air-con.
                       AAU
                                                         AC
                                                                                                 con,power,battery,
                             AAU                      Power/Batt
                                               BBU
                                                                   save transmission
                                                                                                 transmisson                PadBattery
 Green site
                                    D-RAN to C-RAN                                Room to cabinet                       Cabinet to Pad
                                                                                                                                            wireless/IP
  Intelligent                                                                                                                                network
energy storage                           Lithium-ion battery                           SmartLi battery                 PadBattery
Low-carbon energy
  consumption                                        Hybrid energy                                  Smart DC power
Strong Research Capability
ü   Challenges
ü   ZTE Site Sharing Power Solution
ü   Case Study
Site Sharing is An Inevitable Trend in World Telecom Industry
   Rapid development of site sharing                                 Site sharing brings win-win result to both telecom operator
                                                                     and tower operator
                                       TOTEM
Challenges of Existing Sharing Site
        4G RRU
                               4G RRU            More complex O&M, lack of intelligent management
                                                 • More types of energy devices from multi-tenants and 5G, increase complex of
                                                   site O&M
                    • More power consumption     • Differentiated power backup time, separate measurement for different tenants
                      with 5G equipment added
                    • Multi requirements         • Lack of analysis and intelligent management, difficult to save cost
Under Carbon Neutralization, Operators Formulate Zero-Carbon Strategies
 Carbon neutralization objectives of countries     GSMA Board’s milestone: to transform mobile industry to reach net zero
                                                   emissions by 2050
ü   Challenges
ü   ZTE Site Sharing Power Solution
ü   Case Study
ZTE Energy Solutions Overview
iEnergy
1
      Site sharing power solution                 4
                                    In-band/out-band
                                         network
                                                                   Built to Suit/
     sPV solar solution
                                                                     Sharing
2
                                                                 New Tenant Access/
                                                                     Colocation
Basic unit
                                                                                      Solar PCU
                                                       High efficiency& density
                                                       • 97% rectifier
                                                       • 4kW, 1U*2U
                              Tenant 1 Tenant 2
                                                                                      i-breaker                                 i-DCPD/ DCPD
   i-DCPD, differentiated LLVD & precise measurement                               Intelligent CSU metering, no extra DC meter
  i-DCPD, control @ each load                 DCPD, control @ each user                             CSU Metering
                                                                                                                          Transmission
                                                                                                                                               iEnergy
                                                                                                   ACPD box
                                                                                                                 (Air-con, lighting, etc.)
    BBU                                                                                    kWh
   Transmission                                                                         AC Meter                 CSU
                                                                                                                               Tenant 1
            RRU1                                                                                                               Tenant 2
                RRU2                        4G        RRU            AAU      5G                              DC Power         Tenant 3
                    RRU3
                                                                                                                               Tenant 4~5
                      AAU1                                                                                                      (Extensible)
                             AAU2
                                    AAU3
Compact & Efficient Sharing Power with Large Capacity, Same Platform, Space Saving
CSU
                                               150Ah/100Ah/ 3U                   Rich                Multi power Multi module Environment Multi tenants Site security
                                                                                 i n t e r f a c e s management management monitoring management management
                                                                                                          • 2 hours backup
                                                                                                          • LLVD1 pre-set voltage is V1
                                                                                               Tenant 1
• The control logic will be V1> V2 >V3, setting value is adjustable according to tenants’ requirement
    •    On-off control and setting of each load remotely, differentiated LLVD and power backup time for different tenants
    •    Optimize battery configuration to save CAPEX
Smooth Expansion, Max. 5 Tenants, Initial Investment Saving
                                                                                                  DCPD
                                                                           +                      LLVD1& measurement
                                                                                                  expansion of 2 tenants
                                  RMS
                                                               Differentiated LLVD1 management
                                                               •   Each user had an independent LLVD1 control
                            CSU
                                                               •   Power-off control by
                                                                   ü Backup duration
                                                                   ü Battery voltage
        RS485
                                                                   AAUs                                                        RRUs
                                                                                  LLVD                                                      The backup duration can
                                                                                                                            AAUs
                                                                   Others                                                                   be set independently.
                       Power                                                                                               Others
                                                                                    Backup duration
                                                                                                                       Transmission
                                                                                                                                                ZTE iEnergy RMS
      DC Meter                                                                                        CSU
Transmission
Tenant 1
                                                                            ACPD box
                                                                 kWh
                                                                                                                            Tenant 2
                                                              AC Meter                                                      Tenant 3
                                                        Vs.                                                                 Tenant 4~5
                                                                                                                                 (Extensible)
                                                                                                     Public Load
                                                                                                     (Air-con, lighting, etc.)
      External DC meter in Tenant BOX                                             Individual tenant measurement and billing
 3rd party solution: RMS site controller + DC meter                      ZTE RMS solution: Unified CSU
 • External RMS site controller needed                                   • CSU measure with shunt, no extra DC meter needed
 • External DC meter needed                                              • LLVD1 separately set, LLVD2 unified control
                                                                         • CSU is the RMS controller, no extra controller required
Smart Peak Shaving/ Shifting, Free of Grid Modernization/ Electricity Fee Saving
      ZTE DC System            CSU               SmartLi Battery    ü Battery discharge to fill in the gap between grid                             (USD)             75% cost Saving
                                                                      requirements and grid capacity, free of grid                                   8000       6,815 2-3 months saving
  Power Capacity                     Battery Discharging              modernization                                                                  6000
                                                                                                                                                     4000                    1,529
                                                                    ü Automatically limit battery charging current                                   2000
                                                    Grid Required                                                                                       0
                                                                    China Tower, Guizhou Province Tower Corp.
                                                                                                                                                                                …
                                                    Grid Capacity
rid
                                                                                                                                                                             ak
                                                                    • With 5G deployment, 50 sites (19.6%) of 255 sites
                                                                                                                                                                           Pe
                                                                                                                                                              G
                                                                      need grid modernization
                                                                                                                                                           2-3 months         0.5days
                                                                    • Benefits: With smart peak shaving function, free of
                                                         Time         grid power modernization
  0                   24                      48
                                      •   Max. 24kW output                                     •     Modular design, smooth expansion for step-by-step investment
                             -+-+                                                              •     4kW/3kW rectifiers mixed use, flexible configuration, accurately match
                                      •   i-breaker: max. 50 space unit for
                                          63A/ 125A mixed plug                                       current requirements
                                          ü 2 space unit for 63A
                                                                                               Smooth solar access
  rectifier AC    AC expansion/ CSU       ü 3 space unit for 125A
            input output backup                                                                •     Support solar PCU modules mixed use with rectifier in all slots,
     Rectifier expansion unit                                                                        just add SPCU and solar panel
                                      •   Max. 12kW output
                                      •   i-breaker: max. 26 space unit for                    Differentiated LLVD & precise power measurement
     i-DCPD                               63A/ 125A mixed plug                                 •     Differentiated LLVD, power backup and precise measurement on each load
                                          ü 2 space unit for 63A                               •     Optimize battery configuration, accurate data support for service optimization,
                                          ü 3 space unit for 125A                                    reduce power consumption
ZTE sPV, Flexible Deployment, 20% More Solar Generation in Shadow Condition
 ZTE sPV achieve single solar panel MPPT to reduce loss                                    Improve 20%+ generation under shadow
                                                                                              Normal solar PU                     ZTE sPV
                                            Scenario 1
     8* 550Wp sPV module                    ZTE 5G power for macro site
                                                                                             50%                                 50%
                    PLC                                                                                      Solar PU                               Solar sPV
                                                                              Rectifier
                           1*Junction box                                                    2*550Wp: 550W                        2*550Wp: 825W
                                     PLC
                                                                               SPCU
                                                                                             Lost: 50%                            Lost: 25%
   PV panel + SPU
                                            SPCU & rectifier mixed
                                                                          H*W: 1U*2U
                    PLC
                                                                                           *Improve 20%+ solar generation under multiple shadow models
                                                                     1*SPCU                tested by CTTL
   PV panel + SPU
                                            Scenario 3
                                            ZTE PadPower for micro site
                     PLC                                                                   2 pieces of PV       1 piece of PV    550Wp module efficiency (STC):
                                                                                           per string           per string       21.3%
                                                                                          *Accurate configuration,               Peak efficiency of SPU: 99.3%
   PV panel + SPU
                                                                                          save panel cost                        * SPU: smart photovoltaic unit
sPV is Available for Full-Scenario Solar Onsite, Easy for Deployment
                Solar on pole                                    Solar on cabinet                                     Solar on shelter
Solar on ground
                                                                                     Solar onsite
                                                                                     subrack
                                                                                                                             Solar onsite subrack
DG
                                                                                                               Grid
                                                             Grid                                                     Indoor power SmartLi
 • All installed on the pole, 0 footprint            • ZTE V6 power supporting solar inputs directly           • Solar on rooftop, V6 power system supports
 • Solar power for load as 1st priority              • 1U solar onsite subrack, smoothly solar accessed,          solar inputs directly
 • Suitable for ≤8 pcs PV scenario like small cell     reusing the existing 3rd party power                    • 1U solar onsite subrack, smooth solar access
                                                     • Solar power is used as 1st priority to reduce grid
                                                       electricity use and save electricity cost, compatible
                                                       with DG
      Full-scenario sPV solar solution: MPPT tracking for single solar module, the solar generation can be improved by 20%+
ZTE SmartLi Battery is Unique Compared to Industry
                                                                                               150Ah/100Ah/ 3U
                                        Pack        • Professional design of pack,
                                                      structure and heat dissipation
SmartLi
     New SmartLi
                                         New SmartLi                            New SmartLi
                                                                                                               4G Antenna
                                  Self-developed BMS           Core Patent                                      5G AAU
                                                  BMS          +
                                  1
                                                Bi-direction
                                                                   V2=56VDC
                              Cells
                                             V1 DC/DC
                               ...
                                  n                                Constant voltage output
                                                               -
SmartLi works normally under bias current Chain protection under bias current normal Li-ion battery
                                                                                                                            over-current protected
            Limited                                                                           Limited
             value                                                                             value
                                                                                Vs
              0A                                                                                0A
  Intelligent anti-theft function, prevent battery stolen, protect site property                                              SmartLi helps global customer
                                                                                                                              reduce battery stolen rate
             Recover stolen battery by communication with CSU
             for ZTE power or activate by software for 3rd power
                                                                        iLock technology: lock battery output automatically
                                              PC                                                                                           Libya, Libyana
                                                                                       Multiple methods ensure                             7,000+ battery
  Buzzer alarm
                       SmartLi                          ZTE Power                      accurate theft detection
                                                                                                                                           Normal battery : 2%
                                                   1                                                                                       Deploy SmartLi : 0%
                                              X                CSU               1     CSU communication
                                         48VDC
         2    X                                                                  2      Anti-theft cable
                                          X        Output
  Anti-theft cable         Gyroscope                                             3       Gyroscope detection                               Pakistan,CMPak
                                 3        CSU: Controller of DC power                                                                      20,000+ battery
                                                                                                                                           Normal battery:3%
                                                                                       Multiple methods help                               Deploy SmartLi:0.4%
                     RMS
                                                                                       retrieve battery
                           GPS                              SmartLi
                                              4                                  1       Buzzer alarm warning
                         GSM                                                                                                               Indonesia, Smartfren
                        GPS                                                      2       SMS display location info.                        18,000+ battery
                                                                                                                                           Normal battery:4%
                                           E-map                                 3       E-map shows battery trace
                                                                                                                                           Deploy SmartLi:0.02%
                 SMS
                                           tracking
Unified Network Energy Platform—— iEnergy
Transmission
    Site Controller
                                                           CSU                                            SCU
Site operating data processing,
analysis and uploading
ü   Challenges
ü   ZTE Site Sharing Power Solution
ü   Case Study
ZTE is Committed to Accelerate Zero-Carbon Process
386+ customers
  550,000+ 5G power
                                                                        2022 central purchase of China Mobile,
                                                               46%
                                                                        ranked NO. 1
  400MW solar power
                                                                        2022 central purchase of China Tower,
  360,000+ lithium battery                                     38%
                                                                        ranked NO. 1
  350,000+ PadPower                                                     2021 lithium battery central purchase of
                                                               30%
                                                                        China Tower
  ......
  400+MW Solar Deployed Allover the World, 445K tons/year of Carbon Emissions Reduction
↑243K trees/year
 360,000+ sets
 89 operators                                   Turkey
                                                Italy
                                                Germany
Mexico Myanmar
Japan
                                                                      Indonesia
     Salvador,
     Nicaragua,
     Honduras,
     Costa Rica,                                      Pakistan
     Guatemala                       Libya
                            Brazil,
                                             South Africa
                            Argentina,
                            Colombia
Cooperation with International Infrastructure Operators
        950+ sharing power              Indoor/ outdoor site sharing power,         3,000+ SmartLi battery   20,000+ Li battery   600+ sites (power,
                                        SmartLi battery, Solar system                                                             battery, DG)
                                                                                                                                  200+ embedded
                                                                                                                                  power system
  IHS is one of the largest telecommunications infrastructure providers in Africa, Latin America and the Middle East,
  and the third largest independent multinational tower company in the world with nearly 40,000 towers.
              150Ah
ZTE Helps China Tower Achieves Smooth Expansion from 4G to 5G
          •   China Tower is the world's largest telecom tower infrastructure       • ZTE market share
              service provider with 2.05 million physical sites
                                                                                            2022 modular power                    2022 PadPower
          •   Large scale of group center purchase,                                         No. 1                                 No. 1
              ü   Modular power for Macro site: 206,000 sets, 160 million USD
              ü   PadPower for Micro site: 63,000 sets, 26 million USD
                                                                                            2021 li-battery                       2020 modular power
                                                                                            Top 2                                 No. 1
                  (in 2022)
‘Building blocks’ expansion by ZTE modular power ‘Core part’ replacement by ZTE power sub-rack
                                                                         1U
                                                                         4U
                                                                         1U
                                                                         2U
                                                                                    Before: 20kW   After: 24kW            Before: 15kW   After: 24kW
    •   Modular design, smooth expansion for step-by-step investment                 •   Reuse existing cabinet and DC distribution unit
    •   Flexible configuration, accurately match current requirements                •   Support 3 tenants, suitable for 4G&5G loads
    •   Support 3kW/4kW rectifiers and solar PU modules mixed plug, smooth           •   60% capacity & 4.5% conversion efficiency improved
        solar access                                                                 •   For different tenants, support
    •   i-DCPD, differentiated LLVD and precise power measurement for each load          ü DC power consumption measurement by CSU
    •   Smart shifting function to reduce electricity fee                                ü Differentiated backup time by separated LLVD
Thanks