CATL - condensed matter battery
On April 19, CATL released condensed matter battery products, striving to break through the limit of energy density (500Wh kg), with the characteristics of high safety, light weight, high energy density and long cycle life. The battery uses a high-dynamic bionic condensed matter electrolyte, and adjusts the inter-chain interaction force by constructing a micron-scale adaptive network structure, enhancing the stability of the microstructure and improving the dynamic performance of the battery and the efficiency of lithium-ion transportation. In terms of energy density, CATL's condensed matter batteries have exceeded 500Wh kg, which has reached the energy density standard of quasi-aerospace-grade batteries.
Condensed matter batteryOn December 26, 2023, CATL said on the interactive platform that the company released the condensed matter battery, and is carrying out the cooperative development of the civil electric manned aircraft project, implementing aviation-grade standards and tests to meet aviation-grade safety and quality requirements. At the same time, the company will also launch an automotive-grade application version of the condensed matter battery.
CATL - Kirin 4C battery
On April 6, 2023, the Kirin battery was officially delivered in the ZEEKR 009 model, and the first batch of production models equipped with 4C Kirin batteries will be ideally used in the later stage. Kirin battery completely cancels the module form design, and through the optimization of the cooling structure, the battery safety, life, fast charging performance and energy density are further improved.
CATL - Shenxing battery
On August 16, 2023, CATL officially disclosed Shenxing Battery. The battery can support 10 minutes of charging, a range of 800 kilometers, and achieve -10 charging to 80% in 30 minutes at low temperatures.
CATL is also the world's first 4C ultra-rechargeable battery that uses lithium iron phosphate materials and can achieve large-scale mass production. The battery adopts super electronic network cathode technology, graphite fast ion ring technology, ultra-high conductivity electrolyte formulation, ultra-thin SEI film, high porosity isolation film, and is in CTP3On the basis of 0 structure, the integrated group technology is proposed to maximize the utilization rate of the whole package.
BYD - blade battery
BYD blade battery is called super lithium iron phosphate battery, and new technology is adopted in the battery structure design. The main feature of the blade battery is that the battery cell is flattened, and the length can be up to 2500mm, so the volume energy density can be increased by 50. Moreover, the battery life of the whole vehicle can reach more than 1.2 million kilometers in 8 years, and most importantly, the cost of new products may be reduced by 20-30.
Through structural innovation, blade batteries can skip the "module" when grouped, which greatly improves the volume utilization rate, and finally achieves the design goal of loading more cells in the same space. Compared with the traditional battery pack, the volume utilization rate of the "blade battery" has been increased by more than 50, which means that the cruising range can be increased by more than 50%. It has reached the same level as high-energy-density ternary lithium batteries; The cruising range easily exceeds 600km, and it can be charged and discharged more than 3,000 times.
In addition to BYD's own use, blade batteries are also installed in some models of Tesla, Hongqi, Skyworth and other brands.
BYD - hexagonal prismatic battery
On January 30, 2023, BYD's hexagonal prismatic power battery was officially launched. Hexagonal prism batteries are power batteries with an inner circle diameter of 40 mm and a height of 90 mm.
BYD prismatic battery and Tesla 4680 battery compared with the hexagonal prism "4090 battery", after grouping, a honeycomb shape is formed, which can make the battery cell have no gaps before, which is equivalent to "reporting the group to take hard", thereby improving the structural strength of the battery pack; BYD's hexagonal prismatic battery is already in the leading position and has been applied to many of BYD's new models.
Honeycomb Energy - Dragon Scale Armor Battery
Dragon scale armor battery is a new generation of high-safety power battery systematic solution of SVOLT Energy, which applies technologies such as thermoelectric separation and integrated design of space functions, and is compatible with all chemical system solutions such as iron-lithium, ternary, and cobalt-free, with a cruising range of up to 1000+ km, covering 1The 6C-6C fast charging system can also realize CTC design according to customer needs.
Dragonscale Armor BatteryHoneycomb Energy - Sharp Speed Short Knife
On December 12, 2023, at the press conference of the 4th Battery Day of SVOLT, Yang Hongxin, Chairman and CEO of SVOLT, took the lead in announcing that SVOLT Energy will officially enter a new stage of "global short knife and comprehensive evolution". At this press conference, SVOLT launched the world's first Bee speed ultra-fast charging lithium iron phosphate short knife battery, covering L400-L600 short knife size, charging range of 3C-4C, voltage range covering 400V-900V, suitable for A0-C class models.
According to the plan, SVOLT L600 Bee Fast Charging Iron Lithium Short Knife will be launched under the 400V platform to meet the entry-level mileage of A0 A-class people-friendly models. It adopts 133Ah capacity design, 3C fast charging efficiency, meets 600+ kilometers of battery life, and is expected to be mass-produced in Q3 in 2024. L400 Bee Fast Charging Iron-Lithium Short Knife, quasi-800V supports A-level mainstream battery life, pure 800V supports B+ level mainstream battery life. It adopts 105Ah capacity design, 4C fast charging efficiency, meets 600+ kilometers of battery life, and is expected to be mass-produced in Q4 in 2024.
SVOLT L series short knife batteries cover four series of products: L300, L400, L500 to L600, covering 1The 6-4C charging scale covers passenger cars, commercial vehicles, energy storage, construction machinery, non-high-speed trams and other use scenarios, as well as from cobalt-free, ternary to global chemical systems.
Yiwei Lithium Energy — Battery
EVE's "" battery system has 9-minute fast charging capability and three-dimensional heat transfer technology, which effectively solves the problem of fast charging and heating. On the basis of CTP integration technology, new materials are applied to reduce the weight of the system by 10 and achieve small space, low weight and high battery life.
The battery battery is equipped with "" type cooling technology, and heat transfer channels are built on the top of the cell and on the left and right sides to achieve three-dimensional heat transfer, which is 27 times to solve the problem of fast charging and heating. It is understood that the battery can be quickly depressurized, 75% of the heat can be discharged within 5 seconds, and the area of the pressure relief valve accounts for 425%, which is 3 times higher than that of square cells.
EVE launched product solutions for passenger cars, including square laminated products, 46 large cylindrical products and 12V 48V battery system products. The square laminated products have excellent low-temperature performance, high integration and lightweight design, while using active thermal control technology and gas-electric isolation technology to ensure full life cycle performance. The 46 large cylindrical products use an innovative nickel + silicon carbon material system to achieve cost reduction and high manufacturing efficiency, while supporting ultra-fast charging.
Sunwoda - flash rechargeable battery
In April 2023, Sunwoda released a flash rechargeable battery at the Shanghai Auto Show, which has a peak charging power of 480kW. Based on key technologies such as flash charging silicon material technology, high-safety medium nickel cathode and independent research and development of new silicon-based system electrolyte technology independently developed and designed by the company, Sunwoda supports electric vehicles to easily last 1000 kilometers and charge to 80% SOC in 10 minutes, making charging as fast as refueling, which greatly solves the range anxiety of new energy end users.
Flash Rechargeable Battery"Flash Rechargeable Battery" is available in two solutions: prismatic and large cylindrical. Among them, the square battery solution can be flash charged, and the SoC can be charged from 20% to 80% in 10 minutes. Square flash rechargeable battery 20 can be matched with system inversion, thermoelectric separation and other design schemes, currently with the domestic head car companies in-depth cooperation, charging for 5 minutes to continue driving 250+ kilometers.
The cylindrical battery solution can charge to 80% SoC in 10-15 minutes, easily achieving a range of 1000+ kilometers. The battery system has high compatibility and high adaptability, and is compatible with different envelopes and CTB schemes.
Ruipu Lanjun - ask the top battery
At the Shanghai Auto Show in April 2023, Ruipu Lanjun debuted a series of top battery products. The innovation of the top battery is to shorten the length of the tabs, change the connection method between it and the adapter piece, and use the integrated welding technology to make the cell body structure realize the integrated connection, reduce the original headspace from 15 mm to 8 mm, and effectively increase the space utilization rate by more than 7%. The general technology of battery cells can make the range of lithium iron phosphate batteries 700 kilometers, the range of medium nickel ternary batteries more than 1,000 kilometers, and the high nickel ternary power batteries are expected to exceed 1,200 kilometers.
The 320ah battery adopts five innovative technologies that are the first in the industry, and has five industry-leading characteristics: the cycle life is more than 10,000 times, and the calendar life is more than 20 years; The utilization rate of the internal space of the battery cell has been increased by 45%, surpassing cylindrical cells; The DC internal resistance of the cell is reduced by more than 13%, and the energy efficiency is more than 95%; Raw material and component costs are reduced by 5%, and safety has been fully upgraded. This makes 0The volume energy density of the 5P capacity 320Ah top battery energy storage series reaches 400Wh L.
Zhongxin Aviation - top stream cylindrical battery
On April 2, 2023, China Innovation Airlines released the "Top Stream" 46 large cylindrical batteries. The "top stream" cylindrical battery is another innovation based on the minimalist design of China Innovation Airlines' One-Stop (OS), which is developed through self-developed structural innovation and chemical system innovation.
In terms of structural innovation, the 46 large cylindrical batteries of the "top stream" are the first in the industry to have a top-current structure, an integrated collector plate directly connected to the top of the tab, and an integrated assembly technology; In terms of chemical system innovation, the original extreme electrolyte technology and innovative fast charging system design. The internal resistance of the structure is 50% lower than that of the all-tab structure.
The top-current battery adopts a high-nickel ternary + graphite system, with an energy density of 300Wh kg, which can meet the application scenario of 6C fast charging.
Jiewei power - sponge battery
In April 2023, Jiewei Power exhibited a new system solution for power batteries at the Shanghai Auto Show - sponge system.
Sponge batteryThe side beam of the box of the sponge battery system is filled with metal foam, and the "reinforcement + energy absorption" is rigid and flexible, similar to the extrusion process of sponge; In the process of charging and discharging, the boundary of the cell "breathes" changes, like the compression rebound of a sponge; The battery cell is immersed in the coolant, and the heat is stored and exchanged between the battery cell and the coolant, just like the water absorption and energy storage of a sponge.
The main features of the sponge system are "full immersion cooling, high integration, 360° commutation, rigidity and flexibility, safety cabin protection, wireless communication transmission......Specifically, the sponge system has five advantages of "three highs and one low + wireless communication technology".
Efficient thermal management system: The "sponge system" innovatively adopts a fully immersion thermal management scheme, with 360° heat exchange between the cells, a 75% increase in thermal conductivity, and a temperature difference of 5 under working conditions.
Highly integrated: The "sponge system" is highly integrated design, with a volume grouping rate of more than 70% and a mass grouping rate of more than 75%, which realizes the ultimate utilization of the space of the battery pack system, and the lithium iron phosphate and sodium-ion batteries have a longer battery life under the same size boundary.
High safety: The "sponge system" redefines the "safety" of the battery pack from the aspects of "heat" and "structure", and accurately calculates and controls the opening of the gas-liquid separation valve through the "gas-liquid separation" structure, so as to realize the directional exhaust of thermal runaway, so that the thermal "runaway" is transformed into "controllable", and meets the "zero" expansion needs of TP. Considering the compatibility and weather resistance of materials from the dimensions of materials, parts, and system levels, we have achieved truly high safety.
Low-cost design: The "sponge system" adopts CTP structure design, which reduces the number of components by 40%, and the comprehensive cost is about 10% lower than that of the current mainstream battery system.
Wireless communication technology: The "sponge system" uses wireless BMS for voltage and temperature information transmission and output, reducing the risk of seal failure and improving the safety factor of the battery system.
Lishen battery - super rechargeable lithium iron battery
The super-charged lithium iron battery adopts material grading technology, low curvature technology and charging strategy technology, with a battery capacity of 104Ah and an energy density of 180Wh kg, which can achieve 42C peak charging, 10min charging 80% SoC, solve users' charging anxiety, fast charging cycles of more than 3,000 times, to meet the needs of 8 years and 800,000 kilometers of long life.
Supercharged lithium iron batteryLishen battery - high specific energy manganese rich battery
The high-specific energy manganese-rich battery adopts high-capacity ternary cathode compound with lithium manganese iron phosphate material pole matching technology, high-conductivity positive electrode, fast ion network anode technology, with high-conductivity electrolyte and high-permeability lightweight separator, to create a new generation of high-capacity, high-power, high-safety and low-cost products. The capacity of the product can reach 162ah, and the specific energy is 240wh kg, which can meet the needs of more than 700km range and 15min fast charging. The product can be used in the field of passenger cars and commercial vehicles, and is highly competitive in the market.
High specific energy manganese batteriesChuangming New Energy - Bamboo and rattan battery
On September 20, Chuangming New Energy released the integrated bamboo and rattan battery CTP1 in Mianyang, Sichuan0 - 46120 bamboo and rattan energy storage battery, 32140 bamboo and rattan sodium-ion small power battery, 46215 bamboo and rattan energy storage battery.
Bamboo rattan battery46120 bamboo and rattan energy storage batteryCombining simplicity and efficiency, the modular approach not only enables a high degree of integration of structural parts, but also successfully avoids the use of insulating fiberboard and fixed sheet metal, thereby significantly reducing material costs. Compared with traditional prismatic batteries, the material cost of the module is reduced by 15%.
The 46120 bamboo and rattan energy storage battery uses CCS integrated bus design (Cell Contact System), which has stable signal acquisition and transmission and high degree of processing automation. Coupled with the integration of PET+FPC, the bamboo and rattan battery as a whole has the characteristics of thin size and light weight.
Its unique mortise and tenon structure assembly also further reduces the assembly cost, and the cost reduction can reach 135%。To ensure safety, the battery is also designed to prevent thermal propagation at automotive grade to ensure stable performance in any environment.
32140 bamboo rattan sodium-ion small power batteryThe most important feature is its wide temperature and long cycle characteristics. It operates reliably in temperatures ranging from -40 to 60 and is able to withstand 2000 cycles while still maintaining 80% capacity. In addition, the FPC-based design of the collection line not only makes it lightweight, but also improves the safety, reliability and standardization of the battery.
46215 bamboo and rattan energy storage batteryThe design is inspired by Eastern philosophy. The energy density of the cell is as high as 180 Wh kg, and the volume utilization rate is 75%, while the thickness of this battery is only 43% of that of the same model erected in groups. In addition, its mortise and tenon structure makes it easy to expand in strings, while also having good insulation, maintainability and strong structural stability.
In addition, Chuangming New Energy also emphasized the significant advantages of bamboo and rattan energy storage batteries on high-voltage platforms, which not only improves the conversion efficiency of the inverter, but also reduces the cost of accessories.
Lanjun New Energy - Chenxing Battery
In August 2023, Lanjun New Energy launched BTL large cylindrical batteries based on the "Chenxing" technology, and the product model is mainly 46 series, including different sizes. From the perspective of application scenarios, Lanjun New Energy's large cylindrical batteries are mainly used in passenger cars, with the two advantages of high capacity and fast charging, with an energy density of up to 280Wh kg and a fast charging time of less than 15 minutes.
In terms of improving the performance of Chenxing batteries, Lanjun New Energy has introduced multi-dimensional resistance reduction technology, breathing electrolyte rehydration technology, and stable and cost-effective high-nickel cathode materials to improve the cycle life and energy density of large cylindrical batteries.
In terms of safety, Lanjun New Energy comprehensively guarantees the safety performance of large cylindrical batteries through two levels: battery cells and systems. The main material of the battery cell adopts the AAS coating method, which improves the gas production problem of the battery; At the system level, Lanjun New Energy has built a safety wall from the aspects of side collision safety, bottom ball hit safety, thermoelectric separation, and heat propagation inhibition.
Juwan Technology Co., Ltd. - Phoenix Battery
On June 6, 2023, Juwan Technology Co., Ltd. released the Juwan Phoenix Battery, which integrates the latest scientific and technological innovations in the fields of materials, electrochemistry, structure and control, enabling electric vehicles to operate as usual under all-weather (high and low temperature) conditions and achieve up to 8C fast charging on different voltage platforms from 300 to 1000 volts, with a 0-80% charging time of only 6 minutes. At the same time, it also has leading comprehensive advantages in terms of safety, service life, specific energy, endurance and cost, and is not afraid to compete with fuel vehicles.
Phoenix BatteryPhoenix Battery's innovative technologies include:
1. High-efficiency thermal management technology
Based on the original research and development of lightweight ultra-high thermal conductivity and low-dimensional materials, Juwan Phoenix battery uses the heat exchange area of the battery cell to build a three-dimensional thermal management system, which increases the heat exchange area by 18 times compared with the traditional solution, and improves the temperature control rate, efficiency and quality many times, and completes the extremely fast cooling and heating within a safe and controllable range, even in winter, it can still achieve a high-speed hot car from -20 to +25 in 5 minutes, which greatly improves the performance and user experience of the whole vehicle.
2. All-in-one magazine structure technology
In terms of innovative design of battery structure, Juwan Phoenix Battery's unique superconductivity thermal, heating, buffering, and fireproof materials all-in-one magazine structure places the battery cells in a compact "magazine", which not only greatly improves the thermal management of the battery, but also significantly enhances the impact resistance and penetration resistance, and at the same time makes the system volume utilization rate as high as 75%.
3. Bus voltage up and down switch matrix technology
Juwan Phoenix battery is equipped with an innovative highly integrated solid-state switch matrix and intelligent control system, which can realize the free rise and fall of battery voltage, and can realize XFC fast charging in the range of 300-1000 volt vehicle voltage platform. For example, for the common 400-volt electrical architecture, Juwan Phoenix battery can still automatically realize 800-volt XFC ultra-fast charging and 400-volt daily operation of the vehicle without changing the original architecture of the vehicle, so as to break the constraints of the vehicle voltage platform on the application of ultra-fast charging technology and greatly improve the applicability.
BAK battery - all-tab battery
In May 2023, BAK Battery launched BAK all-tab 2170 battery cell series products, which adopts the innovative design of all-tab structure, which effectively reduces the cell impedance and improves power performance on the basis of taking into account energy density and capacity.
The BAK all-tab 2170 battery has an energy density of 223Wh kg, which can support 50A high-current continuous discharge and 140A pulse discharge. The cell supports 135A fast charging, in terms of cycle life, it supports 50A large-rate discharge for 500 cycles. At the same time, the all-tab 2170 battery cell can support discharge under -40 conditions in terms of low-temperature use capability, ensuring normal use in extreme environments.
Zhengli New Energy - Qiankun Battery
On May 9, 2023, Zhengli New Energy released a number of new technologies and products in Changshu, Jiangsu, including Qiankun battery.
Qiankun BatteryQiankun battery applies a number of technologies such as pole cooling, mortise and tenon clamping, thermoelectric separation, and high integration independently developed by Zhengli New Energy, and has the characteristics of high safety, high energy density, ultra-fast charging, detachability, and low maintenance cost throughout the life cycle.
In addition, the bottom of the Qiankun battery adopts pole cooling technology and double-sided water cooling to solve the heating problem during fast charging and support ultra-fast charging.
GAC Aion - magazine battery 20
On December 12, GAC Aion's Inpai Battery Intelligent Ecological Factory was officially completed and put into operation, and at the same time, the magazine battery 2 was released0 new breakthrough - P58 microcrystalline super energy battery, with high safety, high performance, long life, battery cell acupuncture does not smoke.
In order to enhance the stability of the electrode interface, Aion has developed a highly stable lithium iron phosphate cathode chemical system"Ultra-stable electrode interface"technology, through the ultra-high stability, ultra-high heat resistance of nano-ceramic materials and high-temperature polymer composite coating separator, greatly increased electrode interface toughness;The application of composite current collector materials can quickly collapse when heat accumulates, avoiding continuous short circuitsAt the same time, the electrolyte of the P58 microcrystalline supercell contains an oxidation-resistant flame retardant, which can capture the free radicals of the combustion reaction and cut off the conditions for continuous combustion when activated at high temperature.
Therefore, the P58 microcrystalline super cell can achieve no smoke and no ** during the acupuncture process of the cell, and the temperature rise is less than 1;It does not fail under high-strength extrusion, the pressure resistance exceeds 1200kn, and the deformation tolerance reaches 45%, which exceeds the requirements of the national standard by 12 times and 3 times, respectively.
The P58 microcrystalline supercell also has a high energy density, of which the mass energy density is 195Wh kg and the volume energy density is 450Wh L, which is even higher than the density of many ternary lithium batteries.
In addition, through the optimized design of square lamination and direct connection welding of the top cover tab, Aion has achieved an internal volume utilization rate of more than 90% of the battery, and finally the vehicle mileage can exceed 700kmAt the same time, this battery also has a 3C fast charging capability, which can be charged in 10 minutes and has a range of 250km, which further solves the user's range anxiety.
ZEEKR car - gold brick battery
On December 14, 2023, at the ZEEKR Energy Day, ZEEKR Motors released the BRICS battery. The gold brick battery is matched with 800V extreme charging technology, with a maximum charging power of 500kW and a maximum charging rate of 45c；In the 10%-80% fast charging range, the battery life can be increased by more than 500km in 15 minutesThe gold brick battery will be the first to be mounted on ZEEKR 007.
Gold Brick BatteryGold Brick Battery removes the ceiling, adopts a compact sandwich structure, adopts an ultra-thin design of thermal barrier material, and adopts an integrated liquid-cooled tray for cooling, with a volume utilization rate of 837%, which is 20% higher than the traditional lithium iron phosphate battery, the total length of the sampling wiring harness is reduced by 157 meters, the number of core components is reduced by 35%, and the energy density of battery quality is increased by 10%.
The gold brick battery has eight safety protection technologies, such as real-time prevention and control, automatic alarm, cloud monitoring, millisecond power failure, multi-layer heat insulation, active cooling, barrier-free heat dissipation, and efficient heat absorption, which can achieve no heat spread and no heat spread.
Changan Automobile - Golden Bell Jar battery
In November 2023, Changan Automobile unveiled its self-developed battery brand "Golden Bell Jar" at the Guangzhou International Auto Show to solve users' problems in terms of energy density, charge and discharge efficiency, cycle life, and low-temperature performance.
It is reported that the China Automotive Research Institute has adopted stricter standards for Chang'an's "Golden Bell Jar" battery, extending the soaking time of the battery pack to 60 minutes, and the battery has not occurred in the test twice as much as the national standard, and has successfully passed the test.
Changan Automobile has also started the research and development of new batteries, and is carrying out prototype cell design for new batteries such as lithium-sulfur batteries and metal-air batteries, which are expected to have an energy density of more than 1,300-1,500 Wh kg, and will be mass-produced in 2035.
Huawei—Whale battery
On November 9, 2023, with the release of the Zhijie S7, Huawei brought a new "Giant Whale" 800V high-voltage battery platform. Compared with mainstream products, the thickness is reduced by 164%, only 117 mm, can effectively ensure the interior space.
The Giant Whale Battery pack adopts ultra-high integration and minimalist circuitry, reducing the wiring harness by 80%, and with Huawei's self-developed electronic control management system, it can achieve thermal runaway of a single cell without spreading, and the battery also has functions such as automatic warning, millisecond power failure, active cooling, and barrier-free exhaust.
Thanks to the high-voltage battery pack of the giant whale battery, the pure electric range of the Zhijie S7 can exceed 800 kilometers, and it supports ultra-high voltage fast charging, which can replenish more than 400 kilometers in 15 minutes, refusing endurance anxiety.
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