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The mainstream commercial steel ion batteries are divided into three categories according to the packaging situation: soft bags, squares and round columns. The internal composition of the soft-packed steel battery (bodies, negatives, separators, electrolytes) and square and circular column steel battery are different. The biggest difference is that the soft-packed steel battery uses aluminum plastic repellent film. My mother also said, are you all the manager? ”As the shell, the square and circular column batteries use metal dataSugar baby as the shell.
The shell data of the soft-packed battery and the square and round column batteries differ, and the packaging method is also different. The soft-packed core uses a heat seal, while the metal case battery is generally sealed by welding (laser welding).
The soft-packing battery is heat-packed because it uses aluminum plastic packaging film data. It is divided into three layers, namely the outer barrier layer (usually an outer layer protection layer composed of Nilong BOPA or PET), the barrier layer (middle layer aluminum foil) and the inner layer (multi-performance high barrier layer).
The soft-packed steel ion core is mainly composed of: aluminum plastic film forming, top sealing and side sealing, liquid injection and pre-sealing, decomposition and shaping, exhaust and two sealing, cutting and folding.
Important process representation of soft package batteries
Sugar daddy due to its specific packaging data and structureSugar daddy power:
2) Higher specific energy: The battery component of the soft case is 40% lighter than the planned capacity of the shell battery and 20% lighter than the aluminum case battery, so it has a higher quality specific energy; the battery capacity of the shell battery of a standard size is 10-15%, 5-10% higher than the aluminum case battery, and the physical energy is also higher.
3) Electrochemical function output and lifespan: The internal resistance of the soft-packed battery is smaller, which can greatly reduce the battery’s self-consumption power; in addition, the circulation life of the soft-packed battery is longer.
4) Design flexibility: The size and shape of the soft-packed battery can be customized according to the Ye Qiuguan. If she deviates from the so-called plot, what customers will need to customize and develop a new core model. The lack of soft-pack batteries: poor divergence, high cost, no difficulty in leakage and gas leakage, and additional shells are required during the assembly process, and the PACK technology remediation level is high.
Market Trend: Demand continues to grow, and the sales rate is expected to accelerate. Market Current
Demand for steel batteries continues to grow at a high rate. According to the research and development of the SPIR statistics, China’s 3C digital genotype accounted for 52% of the total steel genotype production in 2016, and China’s 3C digital genotype accounted for 41% of the total steel genotype production in the first half of 2017, while the power category ranged from Sugar daddy4Sugar baby4Sugar baby3% in 2016 to 55% in the first half of 2016. It is expected that by 2020, China’s steel electric powerSugar baby pool can reach 143GWh, with a CAGR of 27% in three years. Among them, the demand for power batteries is expected to reach 94.5GWh, accounting for 66%. New power vehicles will become the strongest driving force for the growth of the total demand for steel batteries.
From the battery classification, In 2016, the production of Chinese circular columns, soft packs and square steel batteries was 13.92GWh, 22.99Pinay escortGWh and 26.64GWh, accounting for 21.9%, 36.2% and 41.9% respectively. The growth rate of Chinese square batteries is faster, and it is mainly caused by the explosive growth and pulling of domestic electric vehicles.
New Power Car Field
New Power Car Explosion Growth, High Energy Density of Power Battery And high safety demand has prompted the continuous increase in the transmission rate of soft-packed batteries. In 2016, my country’s power battery shipment volume was about 30GWh, and it is expected that by 2020, my country’s power battery demand will reach 94.5GWh. In 2016, soft-packed steel batteries accounted for only 10% of the total power battery, with a relatively low permeability rate, and will increase space in the future.
According to the 50 power battery companies in ChinaEscort manila data analysis, the number of enterprises that lay out the packaged battery reaches 29 companies, far higher than square and round column batteries. With the expansion of the packaged battery capacity, more whole-car companies will also shift their vision to packaged batteries.
The power battery has a high energy density and high safety trend that will increase the penetration rate of the Sugar daddy pool. According to the “Car Industry Medium- and Long-term Development Plan”, by 2020, the power battery’s single-specific energy requirement will reach 300Wh/kg, and the power will reach 350Wh/kg, and the system’s specific energy force will reach 260Wh/kg.
Trial batteries, especially high-end ternary batteries, have become the purpose of the development of power batteries. By 2020, the demand for power batteries using ternary data will not rise to 71.6GWh, and the proportion will increase from 22% today to more than 70%. However, the higher the ratio of ternary data, the worse the stability of the battery safety design, resulting in greater difficulty. Today, there are more phosphate steel in square batteries, and more ternary data are applied in soft-packed batteries.
The advantages of soft-packed batteries lie in their light quality, good safety functions, and high energy density and safety requirements of power batteries, which are expected to accelerate the expansion of soft-packed batteries in the new power automobile market.
3C Consumer Electronics FieldSugar daddy
3C consumer demand supports the stable growth of soft-pack batteries. The large number of soft-pack batteries is used in the consumer electronics field, and the important one is 3C (computer, mobile_phone, camera) digital products. At present, my country’s consumer electronics industry has developed very maturely, and the mobile_phone is Sugar daddy, the production volume in 2016 was 21 units, an increase of 13.6% year-on-year. The market for new electronic products such as wearable equipment, electronic smoke, wireless blue teeth speakers is available in a remote view, with a expected growth rate of 150%. In addition, the unmanned aircraft market is in the advanced stage and will become a new growth point in the digital battery field in the future.
3C digital software package has a high penetration rate, Sugar daddy but there is still space. In 201Sugar daddy00, my country’s consumer software package steel battery required href=”https://philippines-sugar.net/”>Sugar daddy only needs 0.9GWh, and has been continuously increasing for many years. It is expected to reach 21.5GWh by 2017, with the transmission rate rising from 11% to 69%. The shape and structure of the soft-packed battery are more flexible and have an interest TC:
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