Case introduction

CASE

261 kWh Energy Storage Project for a Plastic Products Factory in the Democratic Republic of the Congo

This project is located in the Democratic Republic of the Congo (DRC) and provides a solar-plus-storage power supply solution for a plastic products factory. The factory mainly manufactures household plastic products and is an important local manufacturing enterprise.



1. Project Introduction

However, the local utility grid is extremely unstable, with frequent power outages causing repeated production line shutdowns. These interruptions have seriously affected the factory’s normal manufacturing operations and its ability to deliver customer orders on time.

To address this power supply challenge, the customer adopted our 261 kWh solar energy storage system. Under normal grid conditions, the solar PV system and energy storage system operate together to supply power to the factory. When the utility grid suddenly fails, the system can seamlessly switch to solar-plus-storage power within milliseconds, ensuring uninterrupted operation of the factory’s equipment 24 hours a day.

This solution has effectively eliminated production interruptions caused by grid outages.

2. Project Details

2.1 Application

This project is a typical solar-plus-storage application for an industrial manufacturing facility.

As a continuous-production enterprise, the plastic products factory in the DRC requires an extremely reliable power supply. Conventional diesel generator solutions involve several disadvantages, including high noise levels, serious emissions, high fuel costs, and an unstable fuel supply.

The solar energy storage system enables a greater level of clean-energy self-sufficiency while providing seamless backup power during utility grid outages. This allows the factory to maintain uninterrupted production 24 hours a day, 7 days a week.

2.2 Project Configuration

Configuration Item Specification
Project Name Solar Energy Storage Project for a Plastic Products Factory in the DRC
System Capacity 125 kW / 261 kWh
Energy Storage Type Liquid-Cooled Energy Storage System
Solar PV Capacity 100 kW customer-owned solar PV system
Application 24-Hour Uninterrupted Power Supply for Factory Operations
Grid Conditions Unstable utility grid with frequent power outages
Switching Method Seamless switching to solar-plus-storage power when the utility grid fails
Equipment Enclosure Company Standard Cabinet

2.3 Main Equipment

Equipment Model / Specification
Battery Energy Storage System 261 kWh Liquid-Cooled Lithium Iron Phosphate Battery System
Power Conversion System (PCS) 125 kW Bidirectional Power Converter
Solar PV Modules 100 kW Solar PV System
Energy Management System (EMS) Intelligent Energy Scheduling and Management Platform
Thermal Management System Liquid-Cooling Temperature Control Unit
Standard Cabinet Company Standard Cabinet with Integrated Power Distribution and Protection

Project Video

261 kWh Energy Storage Project for a Plastic Products Factory in the Democratic Republic of the Congo

Project advantages

Millisecond-Level Seamless Switching
Millisecond-Level Seamless Switching
Automatically switches to battery power during grid outages to maintain continuous production.
Lower Energy Costs
Lower Energy Costs
Maximizes the use of the 100kW solar system and reduces reliance on grid power and diesel generators.
Stable Liquid-Cooling System
Stable Liquid-Cooling System
Improves heat dissipation and supports reliable operation in high-temperature environments.
Smart Energy Management
Smart Energy Management
The EMS coordinates solar power, grid supply, battery storage, and factory loads to improve energy efficiency.

Core products

Chameleon-Type Aesthetic Antenna Radome
Chameleon-Type Aesthetic Antenna Radome

For aesthetic concealment and protection of base station antennas

Outdoor AC/DC Power Supply
Outdoor AC/DC Power Supply

The outdoor AC/DC power supply integrates a power board, AC/DC distribution, and surge protection to deliver 48 V DC for telecom equipment. Featuring an aluminum enclosure that is lightweight, attractive, and thermally efficient, it supports wall-mount and pole-mount installation and is designed for micro-cell and similar scenarios.

Micro-Site Integrated Power Supply
Micro-Site Integrated Power Supply

Highjoule integrated power supplies address the size, capacity, appearance, energy use, metering, and monitoring issues of conventional backup power, ensuring reliable site operation.

Cabinet & Equipment-Room Power System
Cabinet & Equipment-Room Power System

The HJ-DYZ-600 intelligent high-frequency switch-mode power system comprises a cabinet, AC distribution, rectifier modules (up to 12 fully configured), a monitoring module, and DC distribution. It offers comprehensive battery management—including low-voltage protection and optional load disconnect—plus temperature compensation, automatic voltage regulation, stepless current limiting, capacity calculation, online battery testing, and sleep energy-saving. Networked design with RS232/RS485 and dry-contact ports enables flexible networking, remote monitoring, and unattended operation, with full AC/DC surge protection and complete fault protection/alarm functions.

5G Intelligent Integrated Power Supply
5G Intelligent Integrated Power Supply

Highjoule integrated power supplies address the size, capacity, appearance, energy use, metering, and monitoring issues of conventional backup power, ensuring reliable site operation.

Solution

Professional Integrated "Turnkey" Service System

Please feel free to call our customer service hotline or leave us a message online. We will provide you with efficient and comprehensive service.
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