Jun 03, 2019 Pageview:682
Foreword: In September 2018, power battery production totaled 7.0GWh, a sequential increase of only 4.2%. Except for ternary batteries, lithium iron phosphate batteries, lithium manganate batteries and lithium titanate batteries all fell, with decreases of 1.4%, 1.8% and 9.2% respectively.
Power battery production
The National Action Plan for Promoting the Development of Automotive power battery Industry clearly requires that by 2020, the total capacity of the power battery industry will exceed 100 billion watt-hours, and a leading enterprise with an international competitiveness will be formed with a production and sales scale of more than 40 billion watt-hours. Driven by the policy, in the past two years, power battery companies have rapidly expanded their production capacity.
The data shows that as of the end of 2017, the total domestic power battery capacity reached 135GWh, and the effective production capacity was 110GWh. In the next two years, first-line battery manufacturers still have new capacity to launch. It is expected that the total power battery capacity will reach 206GWh and 285GWh in 2018 and 2020, respectively.
However, since 2017, due to the decline in new energy subsidies, the growth rate of power battery shipments has dropped to 19%, the annual shipments are 36.2GWh, and the average capacity utilization rate is less than 40%. Estimated by the capacity utilization rate of leading enterprises up to 80%, the capacity utilization rate of some SMEs is only 10%, and the low-end capacity overcapacity is obvious.
This trend continued in 2018. In September 2018, power battery production totaled 7.0GWh, a sequential increase of only 4.2%. Except for ternary batteries, lithium iron phosphate batteries, lithium manganate batteries and lithium titanate batteries all fell, with decreases of 1.4%, 1.8% and 9.2% respectively.
In the first nine months of 2018, the cumulative output of power batteries reached 46.0GWh, of which ternary batteries produced 24.9GWh cumulatively, accounting for 54.1% of total output; lithium iron phosphate batteries produced 20.4GWh, accounting for 44.4% of total output; lithium manganate batteries Lithium titanate batteries account for less than 2%.
In terms of production enterprises, more than 90% of the global power battery capacity is concentrated in China, Japan and Korea. Panasonic in Japan, LG Chemical in Korea and Samsung SDI basically monopolize the supply of power batteries for Japanese, Korean and European and American mainstream car companies, driven by technological advancement and policies, in 2017, China's new energy vehicle sales increased rapidly to 49% of the total global new energy vehicle sales, driving the rapid growth of upstream power battery production and sales. Among the top ten global power battery sales in 2017, domestic companies accounted for seven seats, with a combined global market share of 47%. Among them, Ningde era power battery sales of 11.82GWh, the global market share of 17%, beyond Matsushita Electric became the world's largest power battery manufacturer. In addition to supplying domestic OEMs, Chinese companies have begun to seek cooperation with world-class automakers. The Ningde era has entered the BMW and mass supply chains and competed directly with Japanese and Korean companies in the international market.
From January to September 2018, the top three companies headed by the Ningde era produced a total of 29.6GWh of power batteries, accounting for 64.3%; the top five companies produced 35.0GWh, accounting for 76.1%; the top ten companies produced a total of 41.0GWh. , accounting for 89.1%. Among them, in September, the top three enterprises in China's power battery industry ranked 4.8GWh, accounting for 68.6%, the top five companies produced 5.4GWh, accounting for 77.1%, and the top ten companies produced 6.4GWh, accounting for 6.4GWh. 91.4%.
Power battery sales
At present, the main battery types of international mainstream power battery companies are basically lithium iron phosphate and ternary lithium batteries. In the Chinese market, lithium iron phosphate and ternary batteries are also the mainstream of automotive power batteries. In 2016 and 2017, installed capacity accounted for 94.5% and 93.3% of the total market.
This is mainly because after a period of development, the technical level of lithium iron phosphate and ternary lithium batteries has been significantly improved. In terms of cost, the price of lithium iron phosphate battery pack dropped from 1.8-1.9 yuan/Wh at the beginning of 2017 to 1.45-1.55 yuan/Wh at the end of the year; the price of ternary power battery pack dropped from 1.7-1.8 yuan/Wh at the beginning of the year to the end of the year. 1.4-1.5 yuan / Wh, in terms of energy density, at the end of 2017, the energy density of the battery cells based on NCM622 material exceeded 200Wh/kg, the system energy density was 160Wh/kg, and the energy density of the battery cells was expected to reach 230-250Wh/kg in 2018.
The above two batteries also have a certain room for improvement, especially the new generation of materials to improve the performance of the battery, such as the development of cathode material 811, silicon carbon anode, will further enhance the energy density of lithium battery, monomer energy density is expected Up to 300Wh/kg, coupled with the strong industrial base of these two batteries, there will be a certain period of competition in the industry.
From January to September 2018, China's cumulative sales of power batteries reached 45.6GWh, of which ternary batteries sold 24.6GWh, accounting for 53.9% of total sales; lithium iron phosphate batteries sold 20.5GWh, accounting for 44.8% of total sales; the total battery weight is nearly 99%.
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