China GreatWall Technology Group Co.Ltd

Greatwall Industrial Park, Baoshi East RD, Shiyan Town, East Dist., 518108 Shenzhen
China
Telephone +86 755 33388008
Fax +86 755 29519395
ning.zhang@greatwall.com.cn

Hall map

Energy Storage Europe 2018 hall map (Hall 8b): stand G15

Fairground map

Energy Storage Europe 2018 fairground map: Hall 8b

Contact

Vicky Zhang

Phone
86-755-33388008-6002

Email
ning.zhang@greatwall.com.cn

Our products

Product category: Off-Grid Systems

Micro Grid System

  • Product Features:
    All-in-one design, integrated with battery, BMS, converter, distribution box, EMS and monitoring.
    PV to grid max. efficiency 98%. Battery to grid max. efficiency 97.5%.
    PV and battery are coupled on the DC side, maximize the use of solar energy, increase self-consumption.
    Multiple energy management mode.
    Grid-tied and off-grid dual-mode operations, support diesel generator backup.
    Online system monitoring.
  •  Application:
    Residential house, villa and other PV power generation applications.
    Small commercial district, office, etc.
    Places with big step prices between peak and valley period.
    Power grid instability or isolated island area.
  • Models:
    MG PS5   MG PS10

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Product category: Off-Grid Systems

Home Hybrid ES Converter

  • Product Highlights:
    PV to grid max. efficiency 97.8%. Battery to grid max. efficiency 97.5%.
    PV and battery are coupled on the DC side, maximize the use of solar energy, increase  self-consumption.
    Wide voltage range, suitable for retired lithium battery reuse.
    Grid-tied and off-grid dual-mode operations, support diesel generator backup.
    Online system monitoring.
    IP65 degree protection, with plug-and-play waterproof terminals.
  • Application:
    Residential house, villa and other PV power generation applications.
    Small commercial district, office, etc.
    Places with big step prices between peak and valley period.
    Power grid instability or isolated island area.
    Models:
  • Hybrid ES3   Hybrid ES3.7   Hybrid ES4.6   Hybrid ES5

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Product category: Off-Grid Systems

Commercial Hybrid ES Converter

  • Product Highlights:
    PV & energy storage integrated design, PV module, battery bank and power grid can be accessed simultaneously.
    PV and battery are coupled at DC side, high charging efficiency.
    Grid-tied and off-grid dual-mode operations, built-in virtual synchronous generator control mode.
    Off-grid mode support 100% three-phase unbalanced load, strong over load capability.
  • Applications:
    Commercial buildings, industrial parks and other places with large load quantity.
    Multiple energy complementary, self-generate and self-consume applications.
    Installation of PV power plants.
    Communication base stations, border posts, islands and other independent micro grid areas.
  • Models:
    Hybrid EQXH50    Hybrid EQXH250

     

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Product category: Off-Grid Systems

Commercial ES Converter

  • Product Highlights:
     I Stage Energy Storage Converter
    Voltage range 500-850Vdc, very high efficiency.
    Support mainstream BMS communication protocols.
    Strong grid adaptability. Support active, reactive power and frequency compensation.
    Seamless switching of grid-tied and off-grid dual-mode operations.
    Support VSG function.
    Off-grid three-phase 100% unbalanced load ability, strong over load capability.
    II Stages Energy Storage Converter
    Wide DC input voltage range, two different battery types can be accessed simultaneously. Suitable for retired lithium power battery reuse.
    Support mainstream BMS communication protocols.
    Strong grid adaptability. Support active, reactive power and frequency compensation.
    Seamless switching of grid-tied and off-grid dual-mode operations.
    Support VSG function.
    Off-grid three-phase 100% unbalanced load ability, strong over load capability.
  • Application:
    Commercial buildings, data centers, industrial parks and other place with large  load quantity.
    Big step price between peak and valley period.
    Where grid power quality is poor.
    Where emergency power is required.
    Holding a lot of retired power batteries.
  • Models:
    ESHE50    ESHE100    ESHE150    ESHE250
    ES50    ES100    ES150    ES250
     

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Product category: Off-Grid Systems

Power Station ES Converter

  • Product Highlights:
    Wide DC voltage range. Multiple types of battery can be accessed simultaneously.
    Support mainstream BMS communication protocols.
    Strong grid adaptability. Support active, reactive power and frequency compensation.
    Seamless switching of grid-tied and off-grid dual-mode operations.
    Support VSG function.
    Off-grid three-phase 100% unbalanced load ability, strong over load capability.
  • Application:
    Large-scale PV power plant.
    Power generation limiting places.
    Sites with access to power grids.
    Peak regulation and frequency modulation demand places. 
  • Models:
    ES500    ES1000

     

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Product category: Off-Grid Systems

Testing System and Simulator

  • Product Highlight:
    Multiple functions to meet relevant standards of converter testing.
    Simple and high intelligent test platform.
    High system integration level, cost-effective.
    Professional converter software and hardware design, easy operation.
  •  Applications
    Testing and certification labs.
    Manufacture, product acceptance and routine maintenance testing.
    Enterprises and research institutions R&D.
    Universities electrical laboratory.
  • Models:
    PV Simulator (PVS50)    Grid Simulator (GDS50)  
    Battery Charge and Discharge Testing and Simulator (BTS50)

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About us

Company details

GreatWall Energy Storage Department is a part of GreatWall Power Supply Division. Our main products include:
Energy Storage Converter Series
PV-ES Hybrid Converter Series
Energy Management Systems (EMS)
Monitoring Systems
Testing Solutions
With power ranges from 3kW to 500kW, we can provide a wide range of solutions for different applications, such as 3-10kW residential solutions, 20kW-1MW commercial solutions and power stations with power above 1MW.

We endeavor to provide the world with reliable and efficient products for a clean future!

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Company data

Sales volume

> 500 Mio US $

Export content

max. 25%

Number of employees

> 5000

Foundation

1987

Area of business

Storage systems

Target groups
  • Energy sector (representatives from PV, wind, biomass etc.)
  • Power plant and supply managements of utility companies
  • Public utility companies
  • Carrier of electricity grids
  • High-performance battery manufacturer
  • Facility manager

Company information as a PDF file