2.5MW/5.0MWh BESS SOLUTION

In the field of energy storage, the 2.5MW/5.0MWh Battery Energy Storage System (BESS) solution represents a state-of-the-art integration of technology. Configured to meet project requirements with a 1.25MW/2.5MWh setup, this system utilizes Hoy Power container products. Featuring LFP batteries known for their high safety and performance, the solution comprises multiple battery packs and racks housed in a 20-foot container, achieving a total capacity of 5.505MWh. The following details outline the system’s configuration and technical specifications.

Project Information

According to the requirements, the configuration of the energy storage system is 1.25MW/2.5MWh. The specific configurations for using Hoy Power container product parameters are as follows.

1 Battery information

•  Battery cell specification: LFP battery cell, 3.2V, 280Ah, single capacity is 0.896 kWh.

•  Pack specifications: 153.6V/280Ah, cell connection type 1P48S, the capacity of single Pack is 48 x 0.896 = 43.008kWh.

2 Solution Configuration

• 8pcs battery pack per battery rack: 8 battery pack serially connected plus 1 High Voltage Box; single capacity of battery rack is 8 x 43.008 = 344.064 kWh.

• 8 pcs battery Rack parallel connected as the battery container, total capacity is 8 x 344.064KWh = 2.752 MWh, which are integrated in one 20ft battery container.

• Each battery compartment corresponds to one 1250 kW PCS.

• One PCS is connected to one 1250 kVA step-up transformer.

• PCS Assembly is equipped with two sets of 1250 kW PCS and one set of 2500 kVA step-up transformer.

• The energy storage system includes 2 sets of 20 ft 2.752MWh battery co mpartment, and one set of PCS assembly.

The project total capacity of BESS is 5.505 MWh.

BESS Configuration

System Information
Rated Power 2.5MW
Nameplate Capacity(MWh) 5.505MWh
Battery System
Battery Chemistry LFP
Type 280Ah
Configuration 1P48S
Number of Racks 8
Number of Modules Per Rack 8
Rate voltage(V) 1228.8V
Voltage Range(V) 1075.2-1382.4V
C Rate 0.5P
Degree of Protection IP55
Operating Temperature Range(°C) Working Altitude -30°C ~ 60°C
≤2000m
Relative Humidity 5~95% (Non condensing)
General Information
Cooling Liquid Cooling
Aux Power Supply 400VAC 50HZ 3P4L
Communication Protocol Modbus TCP/IP
Certificate & Compliance UL9540A, UL1973, IEC62619, CE

Battery System

Maxbo Battery Storage System rely on LFP chemistry to provide stable, industry leading safety and high-power performance. Each cell is 3.2V 280V, the specification as follows.

Item Specification
Nominal Voltage 280Ah
Nominal Voltage 3.2V
Voltage Range 2.8-3.6V
Typical Energy 896Wh
Dimension 173.93*71.55*207.23
Weight 5.43
Operation Temperature Range(charging) 0°C to 50°C -20°C to 55°C -30°C to 60°C Per month≤3.0%
Operation Temperature Range(discharging)
Storage Temperature
Residual capacity loss
Recommended application ≤0.5CP
Rest SOC ≥5%
Certificate UL9540A, IEC62619, UL1973

Container Layout

Delivery Scope

No. Equipment Specifications Qty/ Container Unit Total Qty
1 20ft Battery Container Capacity of 2.752MWh, including battery racks, lighting, FSS, control system etc. 1 Pcs 2
1.1 20ft Container 6058(W)*2438(D)*2896(H)mm, C4 standard 1 Pcs 1
1.2 Liquid cooling system Liquid cooling units, liquid cooling pipes, liquid cooling board etc., with capacity of 45kW 1 Set 1
1.3 FSS (Fire suppression system) Including smoke detector, temperature detector, combustible gas detector etc., FSS controller, FM200 FSS 1 Set 1
1.4 Security System Flooding, Access control system 1 Set 1
1.5 Battery Racks 275.251kWh,2.48t, every rack consist of 8 pcs 1P48S pack, 825(W)*1035(D)*2473(H)mm 8 Pcs 8
1.6 BCP
(Battery Combiner Panel)
Including local control system 1 Pcs 1
Power Supply:UPS-3kVA,Power supply time period≥20min
Bus switchgear: 2500A/1500V 4P
Dimension: 600*800*2100mm
Rated Power≥25kW
2 PCS Assembly Rated Power 2500kW,AC output 600V/50Hz, DC input range 915~1500V,Three phase three wire 1 Pcs 1
2.1 PCS (Power Conversion System) Rated Power 1250kW, AC output 630V/50Hz, DC input range 915~1500V,Three phase three wire 1 Pcs 2
2.2 Set-up Transformer Dry type, 35±2×2.5%/0.6kV, Dy11,2500kVA 1 Pcs 1
2.3 High Voltage Outlet Cabinet Including high-voltage load switch, fuse, lightning arrester, high-voltage bushing, etc. 1 Pcs 1
2.4 Cabinet and spare parts Determine dimensions based on final design drawings 1 Set 1

 

Published On: August 8th, 2024 / Categories: Design / Tags: /

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