Description

ESS . I . 100215

COMMERCIAL AND INDUTRIAL ESS

· The ESS.I.100215 commercial and industrial photovoltaic energy storage system consists of a built-in 60KW MPPT controller module, a 100KW PCS (Power Conversion System),and a 240KW STS (Smart Static Switching) module. 215kWh LiFePO4 energy storage system

· It utilizes a professional air conditioning system in the energy storage cabinet for intelligent temperature regulation. It is equipped with a gas-based ﬁre suppression system, as well as temperature and humidity sensors, water intrusion sensors, BMS (Battery Management System),and EMS (Energy Management System).

· An independent UPS (Uninterruptible Power Supply) provides backup power speciﬁcally for the EMS, allowing users to view system faults even in the event of a power outage.

Safe

· The system is designed with high reliability and protection, capable of withstanding harsh environments including high and low temperatures, humidity, and salt spray. It has a wide operating temperature range of -30 to 60°C.

· It utilizes A-grade lithium iron phosphate (LiFePO4) batteries with a cycle life of over 6000 cycles at 25°C and 0.5C discharge rate.

· The system is equipped with four aerosol ﬁre suppression devices and is connected to the EMS via Modbus for both physical feedback and software response, providing dual protection.

· The energy storage cabinet is equipped with a dedicated industrial precision air conditioning system to maintain the set temperature and humidity inside the cabinet consistently.

Simple

· Modular design, ﬂexible system conﬁguration, energy storage system can be expanded up to 272kWh.

· Three-phase four-wire design, no need for additional transformer conﬁguration, simple wiring.

· Conﬁguring a separate EMS uninterruptible power supply system, even if the system power isoﬀ, faults can be diagnosed and responded to quickly through EMS.

· EMS can automate the design of the power supply system, and the system can automatically monitor energy ﬂow support, optimize charging and discharging strategies, and reduce the workload for users.

Eﬃcient

· The peak conversion eﬃciency of the MPPT module is greater than or equal to 98.5%, and the MPPT eﬃciency is greater than or equal to 99.9%.

· The STS module enables fast separation of the city power grid and micro-grid, with a power supply circuit switching time of less than or equal to 20ms.

· The maximum eﬃciency of the PCS is less than or equal to 98.5%.

· It supports three-phase 100% unbalanced load and can be connected to a single-phase system.

Intelligent

· PCS, MPPT, and STS have multi-dimensional intelligent fan regulation functions, reducing energy consumption and noise for the entire system.

· BMS, cabinet air conditioners, internal temperature and humidity sensors, ﬁre detectors, water sensors, and other devices provide uniﬁed feedback to the EMS, coordinating the execution of eﬀective strategies.

· It supports Ethernet and RS485 communication for data communication with external terminals, enabling remote · monitoring and control of the energy storage system.

· By utilizing data analysis and the learning algorithms of the EMS, energy demand can be predicted and optimized, helping determine the best charging and discharging strategies.

System Parameters

ESS.I.100215 COMMERCIAL AND INDUSTRIAL ESS

PV side

· The MPPT controller is available in options of 30KW/60KW, with a modular design and adopting interleaved parallel technology, allowing for parallel expansion.

· The maximum input voltage on the photovoltaic side is 1000V, with a voltage range of 200V-850V.

· The maximum DC voltage on the DC side is 1000V, with a voltage range of 350V-1000V.

PCS side

· The PCS is available in options of 30KW/60KW/100KW with a modular design, utilizing advanced control algorithms to enable multi-unit parallel operation and strong systemscalability.

· It has constant voltage, constant current, and constant power modes, supporting grid-tied and oﬀ-grid operations, and can intelligently switch between various modes.

· It has reactive power compensation and harmonic compensation functions.

· It supports 100% three-phase unbalanced load and can be connected to a single-phase system.

Automatic transfer mode

· The STS provides options of 120KW/240KW with a modular design, enabling easy and simpliﬁed installation.

· It supports automatic switching between grid-connected andoﬀ-grid modes.

· It enables fast separation of the power grid and micro-grid, with a switching time of less than 20ms.

· It is designed with high reliability backup to ensure uninterrupted power supply to critical loads.

Energy storage side

· The high-voltage control box includes circuit breakers, contactors, fuses, loop control circuits, current sensors, battery cluster control management modules (ESBCM), and switch power supplies.

· Each battery module is equipped with an ESBMM module that communicates with the control management module (ESBCM) via CAN bus, enabling battery cluster information aggregation, management, and information exchange.

· The system monitors and analyzes battery information, performs edge computing on data, and passively balances and manages the battery modules.

· The standard conﬁguration includes 15 modules, with each module having a voltage of 51.2V and a capacity of 14.33kWh.

System safety

· Equipped with dedicated industrial air conditioning for the energy storage cabinet, the temperature of the energy storage batteries is controlled independently. Internal temperature and humidity sensors are installed and connected to the Energy Management System (EMS) for dual response.

· Equipped with a fully submersible aerosol ﬁre suppression system, with dual control through thermal sensitivity and feedback interfaces.

· Equipped with water immersion sensors that automatically disconnect and trigger alarms when water is detected entering the system.

· The EMS has independent power supply UPS, allowing remote monitoring of fault causes even when the system experiences failures.

Intelligent management

· Equipped with an Energy Management System (EMS) for comprehensive monitoring of system operation data.

· Supports multiple device connections including RS232, RS485, TCP, UDP, CAN, WIFI, etc., catering to various application scenarios.

· Provides centralized display of device status, device power, power consumption analysis, system key parameters, device overview, device details, and real-time alarms.

· Built-in multiple reports such as energy consumption, costs, power, battery SOC, temperature, etc., with a data analysis engine that supports user-deﬁned reports.

· Supports multiple electricity pricing models and multiple sets of pricing conﬁgurations, catering to general, micro-grid, backup power, and other operational management modes. · Supports viewing system information and receiving message notiﬁcations through a mobile app, making it more convenient and easy to monitor system operation information.