Adopting ultra-high specific capacity composite cathode materials and multi-type composite anode materials, supporting soft pack batteries, reaching an energy density of 500Wh/kg.

The prepared battery cells have passed safety tests such as needle puncture and hot box, which are far beyond the level of national standards.

Fully automated production technology for gel batteries has been realized, and customized development of 5-20Ah can be realized.

Tennant's sodium-ion batteries have outstanding advantages in energy storage and low-speed electric vehicles, such as good safety, strong cost advantage over full-cycle life, and excellent low-temperature charging and discharging capabilities.

Adopting two technology routes, layered oxide and polyanion, we have completed preparations for full-scale mass production of our products, and have sent samples to customers to advance the verification of scenario applications.

Cylindrical and square batteries with layered oxide technology: support 3C charging, -20 ℃ discharge capacity retention rate of more than 90%, cycle life of up to 3,000 times, and 100% pass the 10 major safety testing programs.

Square and soft pack cells with polyanion technology: theoretical cycle life is more than 10,000 times, and mass production cells have reached 6,000 cycles, surpassing LFP batteries in terms of safety and economy.

Developed a new type of lithium iron phosphate ultra-low temperature technology, breaking the industry bottleneck, breakthrough to achieve -70 ℃ ultra-low temperature capacity to maintain >90%.

5C charging capacity retention >90. 

Can be used in low-temperature energy storage, military industry, aerospace and other extreme conditions.

Tianneng Hydrogen Energy has self-developed fuel cell system and its key components.

The power range of its fuel cell system covers 130~200kW, the design life is up to 15000h, the efficiency is up to 55% or more, and it meets the cold start at -20℃, which can be applied to fuel cell passenger cars, special machinery and heavy trucks.

It has the advantages of high reliability, high efficiency, high environmental adaptability, high integration, low hydrogen consumption, high hydrogen utilization and long life.

Tianneng Hydrogen Energy also has the ability to independently develop fuel cells (metal stack & graphite stack), bipolar plates, membrane electrodes, which have been integrated into the system and successfully passed the national mandatory testing, and will soon be applied to the field of vehicle applications in the future.

Based on manganese dioxide positive electrode and zinc alloy negative electrode, with aluminum-plastic film as the carrier, a small soft pack battery cell is designed, with specific energy up to 60Wh/kg.

Cycle life of more than 1000 cycles.

Developed enterprise standards for zinc ion batteries.

Leading lead-carbon technology, applying ultra-high specific surface area and super conductive carbon materials in the negative electrode formula, inhibiting the irreversible sulfation of the negative electrode active material, and improving the electrode's low-temperature performance and charging acceptance performance.

Ultra-long cycle life (energy type): 12V: 60% DOD deep cycle times ≥ 3600 times; 2V: 60% DOD deep cycle times ≥ 4500 times.

Excellent battery performance: good fast charging ability, charging time can be shortened by 30%; -20 ℃ low temperature capacity is nearly 20% higher than ordinary batteries; +35 ℃ cycle life is nearly 60% longer than ordinary batteries.