Today, SAIC-GM-Wuling officially released the Wuling Red No. 1 battery, a battery specially developed for new energy commercial vehicles. Wuling Red No. 1 battery is the first commercial vehicle battery in its class to adopt liquid cooling technology, which is better adapted to the needs of commercial vehicle users in the new era. The battery adopts MUST ultra-thin structure technology, with a thickness of only 148mm, which is the thinnest commercial vehicle battery in the industry, and will lead the transformation of the new energy commercial vehicle industry in terms of safety, experience and performance. At present, the Wuling Red No. 1 battery has been officially mass-produced and rolled off the assembly line, and will be first equipped on Wuling's newly launched new energy commercial vehicles.
As the energy transition has become a global consensus, the new energy of the commercial vehicle industry has become the direction of industrial development. At a time when the penetration rate of new energy commercial vehicles is increasing year by year, range and energy replenishment anxiety, battery safety, and purchase and use costs continue to affect the actual use of new energy commercial vehicle users.
From the "most important car on the earth" Wuling Light, to the glory of Wuling, which leads the era of large and micro buses, and then to the Wuling Hongguang, the god car of the times, Wuling has always taken user needs as the core and led the development of China's commercial vehicle market. In the new era of new energy commercial vehicles, in order to meet the evolving needs of users, Wuling launched the first Wuling Red No. 1 battery specially developed for new energy commercial vehicles, with "three super skills", leading the development of the industry with technological innovation, and showing China's intelligent manufacturing strength under the trend of commercial vehicle transformation.
Feiliu ultra-intelligent temperature control system: precise temperature control and efficient energy replenishment
Thanks to the Feiliu ultra-intelligent temperature control system, the Wuling Red No. 1 battery has more efficient energy replenishment and longer battery life, and it only takes 30% to 30min to achieve fast charging in the fast charging range.
As the first commercial vehicle battery in its class to use liquid cooling technology, Wuling Red No. 1 battery is innovatively equipped with Feiliu ultra-intelligent temperature control system, which is composed of three key parts: Feiliu liquid cooling structure, intelligent temperature control system and Feiliu insulation mechanism. The Feiliu liquid cooling structure adopts a 9-channel parallel design, which has smaller flow resistance, multi-channel high-speed driving of coolant, uniform and efficient heating and cooling, and reduced charging loss. During the charging process, the intelligent temperature control system intelligently senses the battery temperature in real time, accurately controls the temperature, automatically shuts off when it is lower than 35°C, saves energy and reduces consumption, turns on above 38°C, and quickly cools down, so that the charging and discharging are maintained in the optimal temperature range, and the charging efficiency is optimized, while reducing the attenuation of battery life and improving the battery life. Wuling Red No. 1 battery not only has high energy replenishment, but also has a leading low-temperature endurance achievement rate. The Feiliu Thermal Insulation Intelligent Temperature Control Mechanism continuously insulates the battery after it is fully charged at low temperatures, so that the battery can obtain the best power and excellent low-temperature endurance in the next use. While saving energy and reducing consumption, the battery is always at the best working temperature and improves the low-temperature cruising range. As a result, the Wuling Red No. 1 battery not only has high energy replenishment, but also has a leading low-temperature endurance rate.
MUST ultra-thin construction technology: the thinnest commercial vehicle battery in the industry
Wuling Red No. 1 battery innovatively adopts MUST ultra-thin structure technology, through the integration of pioneering material innovation and novel structural design, effectively reduce battery maintenance costs and create a large cargo space.
MUST's ultra-thin structure technology increases the strength of the battery pack by more than 60% through multi-functional and high-strength integration, just like putting on an "exoskeleton" for the battery. The ultra-lightweight and high-strength design of the aircraft wing homologous is adopted to achieve high-density, detachable and easy maintenance of the battery, effectively reducing the battery maintenance cost, and actually benefiting the users of new energy commercial vehicles.
With the blessing of MUST's ultra-thin structure technology, Wuling Red No. 1 battery also combines structural beams, side plates and thermal management functions to compress the battery volume to the extreme, with a battery thickness of only 148mm, which is the thinnest commercial battery in the industry, with a thinning of about 28% compared with the same level, which greatly releases the space in the car and improves the space utilization rate of commercial vehicles.
Winning ultra-durable battery cell technology: durable, more reliable, safer and longer-lasting
As a brand that writes safety into its genes, Wuling Red No. 1 battery has achieved the ultimate in safety. On the basis of the brand's millions of sold new energy vehicles without spontaneous combustion, Wuling Safety has increased its safety to the Wuling Red No. 1 battery, which is equipped with ultra-durable battery cell technology, which integrates battery cell fast charging, battery cell anti-aging, and battery cell safety technology, improving the durability of battery cells in an all-round way, making battery cells faster, more durable and safer.
Wuling Red No. 1 battery uses the highest level of flame retardant materials to protect the battery pack, and prevents thermal runaway through ceramic layer coating; from the internal structure of the cell, solid-liquid interface and material system, it is innovatively optimized to replace the traditional U-shaped tab with L-shaped tab to avoid the internal short circuit caused by vibration causing the tab to sink and contact the pole piece; the top of the pole piece adopts an insulating protective layer and a wide overhang The design eliminates self-discharge and top lithium separation, and ensures the quality of each cell through CCD high-progress detection technology and 100% x-ray detection technology to avoid short circuit in the battery. After actual measurement, the battery cell was extruded and deformed by 40%, the charging and discharging were normal after one-third of the depth of acupuncture, and there was no fire or explosion in the test of vertical piercing of the steel needle and high temperature short circuit in the cell. Wuling Red No. 1 battery has broken the industry's standard of only one test for a set of battery packs, and the safety of battery cells is always online!
On the basis of ensuring the safety of the battery cell, the battery cell of Wulinghong No. 1 battery adopts a new graphite coating and granulation technology, electrode gradient coating, and low-impedance negative electrode interface construction technology, so that the battery cell can take into account both fast charging performance and high temperature resistance. While improving the charging efficiency of the battery cell, Wuling Red No. 1 battery adopts high-stability SEI film deposition technology and low-defect graphite anode liquid coating technology to protect the stability and safety of the battery, help greatly improve the electrochemical performance and stability of the battery, and improve the cycle life of the battery. After many experiments, Wulinghong No. 1 battery cell still maintains more than 80% life after more than 4,000 complete cell charging and discharging cycles, and its anti-aging performance leads the industry.
Whatever the people need, Wuling will build. For decades, Wuling has always adhered to the principle of providing solid and reliable technology, products and services based on vehicle scenarios and needs. From Wuling Light to Wuling Rongguang, and then to Wuling Hongguang, Wuling has always grasped the needs of users, deeply cultivated energy technology, and continued to create cross-era explosive products. In the new era of energy transformation of commercial vehicles, Wuling has launched the Wuling Red No. 1 battery specially developed for new energy commercial vehicles, providing high-efficiency battery solutions for new energy commercial vehicles and leading the new energy transformation and development of commercial vehicles with the strength of long battery life, high safety, anti-attenuation and ultra-durability.
The first new energy commercial vehicle equipped with the Wuling Red No. 1 battery will be launched soon. In the future, Wuling will also launch a variety of models based on Wuling Red No. 1 battery to continuously improve the product matrix of new energy commercial vehicles.