Containerized Energy Storage System
Topology
System features
⚫ Product service life is greater than 10 years. It can be used in a variety of harsh environments .
⚫ It can cut peaks and fill valleys, smooth out wind/photovoltaic fluctuations, and can also be used with charging pile energy storage.
⚫ Adopt dual power supply method to enhance system reliability.
⚫ Support multiple types of loads individually or mixed access.
⚫ Complete fault as well as operation logging function, which can record high-resolution voltage and current waveforms during faults.
⚫ Optimized hardware and software design for high conversion efficiency.
Product parameters
Item |
10ft |
20ft |
40ft |
◎DC input parameters |
|||
Single model |
LFP-220Ah |
LFP-220Ah |
LFP-320Ah |
Module model |
1P8S |
1P8S |
1P9S |
System configuration |
2*1P240S |
4*1P240S |
8*1P225S |
Initial battery nominal energy |
330kWh |
676kWh |
1352kWh |
Battery voltage range |
692V~838V |
692V~838V |
630V~810V |
◎AC output parameters |
|||
AC rated power |
120kW |
240kW |
500kW |
Rated voltage |
400V±15% |
||
Rated frequency |
50Hz |
||
Grid frequency range |
47~52Hz |
||
Power factor |
over 1 ~ lag 1 |
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Maximum harmonic current |
≤3% |
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Isolation mode |
No isolation transformer |
||
◎General parameters |
|||
ESS dimension (W×D×H) |
2991×2438×2896mm |
6058×2438×2896mm |
12000×2438×2896mm |
Battery compartment protection class |
IP54 |
||
Protection class of PCS compartment |
IP34 |
||
Operating temperature range【1】 |
-10℃~40℃ |
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Maximum working altitude【2】 |
<2000m |
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Cooling method of battery compartment |
HVAC |
||
ESS container fire fighting system |
HFC-227eaFire Extinguishing system |
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Communication interface |
Ethernet |
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Communication protocol |
Modbus TCP/IP |
◎ Notes:
【1】When the environment temperature exceeds 40℃, the system will be derated.
【2】The system will be derated when the altitude is between 2000 and 3000m.
Usage scenarios
⚫ Peak shaving and valley filling
Through the charging and discharging process of energy storage battery to adjust the user's electricity consumption curve, to achieve the low price of electricity in the valley period to the peak period of the high price of electricity use. From the user's value point of view, it can realize arbitrage through peak and valley price difference, reduce the basic capacity fee, and reduce the user's distribution transformer configuration capacity and load loss.
⚫ Smooth out wind/photovoltaic fluctuations
To improve the controllability of wind power rate, this energy storage system can exchange power with wind power system precisely and efficiently; meanwhile, the energy storage elements can suppress different types of fluctuating power according to their respective energy storage characteristics, and the suppressed wind power output power can meet the requirements of real-time dispatching of power system.
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