Your Professional String Energy Storage System Solution Supplier
Cherry Solution founded in 2023 and headquartered in Hangzhou, China. We focuses on advanced power electronics, third-generation semiconductor packaging, and intelligent energy technologies. Our core products include microinverters, residential energy storage systems, intelligent storage robots, and C&I energy storage solutions - delivering end-to-end smart energy services.
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String Energy Storage System SolutionA modular ESS architecture with independent string operation, integrating PCS, BMS, and EMS for efficient energy conversion, precise control, and rapid fault isolation. Ideal for utility, C&I, andread more
Why Choose Us
Our Certificates
All the products acquired the approval of the Network Access License for Telecommunication Equipment Ministry of Information Industry, PRC, ISO9001, UL and CE standard, which are quite popular not only in the domestic but also the overseas markets.
Quality Control
From raw material selection and cell grading to system integration and final quality testing, every procedure adheres to strict quality control protocols. This ensures our lithium batteries, energy storage systems, and solar modules deliver exceptional stability, high conversion efficiency, outstanding cycle life, and consistent long-term performance.
Professional Team
Our company has a professional R&D team which is composed of experienced professors, senior engineers and technical persons. We have abundant technical strength and rich experience in engineering design and construction.
Expert Support & Guidance
Our dedicated customer service team is always ready to assist you. Whether you have questions about product features, customization options, or troubleshooting, we provide patient and detailed answers to ensure your satisfaction.
String Energy Storage System Solution Specifications
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Integrated PCS + Step-Up Transformer Substation |
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Input (DC) |
Max. DC Bus Voltage |
1500V |
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Max DC Current |
240 A*24 |
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DC Voltage Range |
1000~1500V |
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No. of Battery Strings |
24 |
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Output (AC) |
Rated Power |
5160 kVA |
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Max. Output Power |
5676 KVA |
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Rated Grid Voltage |
6/ 10/35 kV |
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Rated Grid Frequency |
50 Hz |
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Efficiency |
Power Conversion Efficiency |
99% |
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Transformer Efficiency |
>99%(@75°C, COSΦ=1, 100%Load) |
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Transformer Parameters |
Transformer Type |
Dry-type |
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Transformer Rated Power |
5160 KVA |
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MV/LV |
(6~35)/0.69 kV |
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Winding Connection |
DyII |
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System Parameters |
Dimensions (L×W×H) |
880030003020(tentative) |
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Cable Entry |
AC/DC bottom entry |
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Operating Temperature |
-40°C~+60°C (>45°C derating) |
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Operating Altitude |
5000m (>4000m derating) |
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Weight |
<25t |
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Protection Rating |
IP54 (PCS IP66) |
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Efficiency
When multiple racks are connected in parallel on the dc side of a centralized energy storage system, differences in internal resistance between racks will become increasingly apparent over long-term operation, leading to inter-rack circulation, heat generation, and accelerated battery aging.
Safety
The single cell capacity of the centralized energy storage system is relatively large, generally 3mwh~5mwh, and is composed of 8~12 battery racks connected in series and parallel.
Flexible
String energy storage system solution have the characteristics of large capacity and volume of a single device, high difficulty in transportation, and high requirements for the installation site, so their application scenarios are limited.
Stable
In a string energy storage system solution, one container is maintained by a thermal management system, which has poor temperature uniformity and will have a certain impact on the stability of the system.
Applications
Utility-Scale Renewable Integration & Stabilization: String ESS systems are ideal for large solar and wind projects to store excess energy and smooth output fluctuations, preventing curtailment and improving grid stability. They are utilized in large-scale microgrids, such as the Red Sea project, to ensure a stable, 100% renewable energy supply.
Commercial & Industrial (C&I) Peak Shaving: By acting as a buffer, these systems reduce peak demand charges for factories and businesses by discharging energy during high-cost periods and charging during low-cost times.
EV Fast Charging Stations: String ESS provides the necessary power boost for ultra-fast EV charging stations, reducing the need for expensive grid infrastructure upgrades.
Microgrids and Data Centers: Due to their, modular, independent, and flexible nature, string ESS solutions are excellent for data centers and remote microgrids needing reliable, uninterruptible power and high-speed frequency regulation.
Per-sales services
• Free consulation service
• Project design service
• Design drawings and technical specifications
On-sales services
• Visualized production process
• Weekly production progress report
• Equipment test and test report & certificate
• Provide trasnsportation solution
After-sales services
• Installation and commissioning
• Equipment Use and Maintenance Training
• For after-sales issues, we will respond within 24 hours and provide a solution.
Our Certifications
FAQ
As one of the most professional outdoor liquid cooled battery system manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to wholesale custom made outdoor liquid cooled battery system from our factory. Contact us for more details.
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