Internal Safety of Battery Cells

The company has developed an innovative coated membrane featuring a large aperture and a strong skeletal structure, resistant to temperatures up to 200°C without the risk of degradation. Thanks to a specially designed high-safety electrolyte, the battery cells withstand extreme tests such as nail penetration and thermal shock, ensuring reliability and safety.

Automatic Short-Circuit Protection at Module Level

In the event of failure of the first-level software protection (BAU) and second-level short-circuit protection (BCU), a self-protection function at the module level is activated. This function responds within seconds, providing rapid disconnection and preventing potential incidents.

Composite Solid Electrolyte

The composite solid electrolyte membrane ensures high ionic conductivity and stability at elevated temperatures. The technology involves coating the positive and negative electrodes, eliminating the need for flammable organic electrolytes and significantly improving the internal safety of the battery materials.

Aerospace-Grade Thermal Barrier

The porous aerogel material with a nanoporous structure effectively limits the convection and conduction of air molecules. The pore walls, with an extremely large specific surface area, provide strong thermal insulation by reflecting and refracting thermal radiation. This significantly reduces thermal conductivity between battery cells and enhances their safety.

Low-Impedance 3D Conductive Network Technology
To enhance electrical conductivity, a multidimensional composite additive is used, forming a stable conductive network through chemical bonding. High-conductivity base coatings create an efficient electron transport system, ensuring long-lasting performance and durability through thousands of recharge cycles.
Multi-Channel Lithium Replenishment Technology
Multi-channel lithium replenishment technologies, such as cathodic, anodic, and electrolyte-based replenishment, allow for timely compensation of active lithium loss at various stages. These technologies provide precise and controllable lithium replenishment throughout the battery’s entire lifecycle.
Anode Self-Healing Technology
Multi-channel lithium replenishment technologies, including cathodic, anodic, and electrolyte replenishment, enable timely compensation for the loss of active lithium at different stages. These technologies ensure precise and controlled lithium supplementation throughout the battery’s lifecycle.

CTP Technology
Thanks to the highly efficient integrated CTP structural design, the number of structural components is significantly reduced. The volumetric efficiency of the battery pack exceeds 60%, and the footprint is reduced by 35%.
Ultra-High Nickel Content Cathode
The use of ultra-high nickel content cathode technology provides a balance between material stability and ultra-high capacity, significantly increasing the energy density of the battery cell.
The Silicon Anode Enhances Initial Battery Charging Efficiency, Delivering Better Performance and Longer Lifespan
R&D on high initial efficiency silicon anodes—with large capacity and low expansion—includes the use of pre-lithiated silicon material for the negative electrode. This contributes to the development of battery cells with high specific energy.
Lithium Replenishment Using Microporous Lithium Foil
The ultra-thin lithium foil ensures precise, controlled, and uniform lithium replenishment for the anodes. Its microporous design facilitates electrolyte penetration, significantly improving the efficiency of the lithium replenishment process.

High-Efficiency Integrated Thermoelectric Control System

By analyzing the relationship between the battery heating process and the phase transition of electrode particles, in combination with charging and discharging strategies, a thermoelectric management model has been developed. A self-learning optimization algorithm ensures control of the temperature difference within 5°C.

Lifecycle Prediction

Using a data-based prediction algorithm, SOX provides accurate assessment of cell aging and forecasts the remaining battery life. The prediction accuracy has a relative error of less than 5%.

Bidirectional DC-DC Smart Lithium Battery Technology

The intelligent BDC module enables millisecond-level active current control and cluster-level charge/discharge management. This allows adaptive parallel connection of multiple battery clusters, each capable of fully independent charging and discharging.

Smart Battery Management Technology

The intelligent Battery Management System (BMS) monitors voltage, internal resistance, and temperature of each cell. It evaluates the State of Health (SOH) and calculates the State of Charge (SOC), ensuring precise and dynamic battery block management.

Cloud Platform

The energy storage cloud platform, based on cloud-edge integration, utilizes big data algorithms to enable digital energy management and intelligent operation and maintenance.

New Development

One of Narada’s latest innovations is the ultra-high-capacity energy storage battery – 690Ah, launched globally. This innovation features a lifespan of over 20 years, volumetric energy density of 380–440 Wh/L, up to 15,000 cycles, and more than 2 kWh energy per cell, with energy efficiency over 96%. Additionally, the system guarantees “zero” degradation for five years, significantly reducing costs and improving energy storage solution efficiency.

Ultra-capacity batteries allow fewer components to be used during system integration, leading to optimized system architecture, further cost reduction, and enhanced efficiency. These features make them ideal for long-term and sustainable use.