The pain of China's auto transmission


Recently, Guo Peng, deputy minister of Zero Detection Department of China Automobile, told the China Industry News that the automatic transmission is the biggest pain point in the core technology of the Chinese auto industry and it has been difficult to make breakthroughs for many years. At present, the sales of automatic transmission models have exceeded half, of which the annual supporting volume of autonomous automatic transmissions is less than 5%.

The automatic transmission is one of the core technologies of the car. China's self-owned auto companies prefer to purchase high-priced automatic transmissions from well-known foreign brands, and are unwilling to give auto parts companies a matching opportunity. Why is this?

Innovation pain <br> <br> Cubbon? Say, independent transmission of pain, the pain of the technology, the pain enterprises, but also the brand of pain, the pain of the industry, but also the pain of innovation.

If Chenzhou Gear Factory was first purchased by Jiangling Group and it was a joint venture with GETRAG, Germany, the plant will be located in Zhangzhou Development Zone and Yudu. During this process, part of the technology and sales team of the Zhongyuan Gear Factory will not adapt to the German management model, and will be released separately. Established Zhuozhou Jingwei Automotive Components Co., Ltd., which mainly produced KD parts for modern production in Korea and basic MT gearboxes for Brilliance Automotive, etc. It later developed AMT transmissions for about 7 years, and could not enter the assembly plant for trial assembly, operation, and technical feedback. In the end, I had to be dead.

The 6-speed DCT (Dual Clutch Transmission) independently developed by Jianghuai was regarded as the latest achievement and substantial breakthrough of domestic enterprises in the field of automatic transmission. However, nowadays, the JAC DCT model after entering the market is hardly visible because of the DCT. The supply is limited, and the S5 DCT model is only sold in some areas in the first place. Although DCC's independently developed DCT has been put on the market, its performance has not yet been adequately tested. Compared with JAC, SAIC's DCT and BYD's DCT's R&D and industrialization process have gone faster, but when it comes to the current DCT's supporting volume, the two companies are reluctant to disclose it.

Supporting difficult bottleneck <br>
<br> At present, many companies have begun on the new technology of automotive research and development efforts in the relevant field of smart driving, car interconnection, new energy vehicles also made some breakthroughs. However, as far as the field of automatic transmission is concerned, there are few results achieved by domestic automobile enterprises.

Guo Peng? believes that "supporting difficulties" is a key issue that restricts the autonomous development of China's automatic transmissions.

At present, only vertically integrated industrial models can promote the marketization of automatic transmissions and provide them with matching opportunities.

In addition, even if an existing company has introduced an autonomously developed automatic transmission, it is very difficult to obtain matching opportunities in the market.

At present, the price of autonomous automatic transmissions is lower than foreign investment, but the cost is much higher. The products of foreign automobile enterprises are more mature and technologically advanced, and the premium is also very large. It is easy to squeeze independent products by price.

At the same time, auto manufacturers have certain advantages in researching and developing automatic transmissions, and they can obtain stable supporting quantities. However, it is very difficult for independent transmission companies to obtain matching opportunities. For parts and components companies, the current product can not be said to be 100% mature, but to progress must rely on the accumulation of failure, otherwise a product after the development of market verification can not determine its true level.

This situation has allowed the autonomous development of automatic transmissions to enter a vicious cycle. Without matching opportunities, products cannot be fully verified. Without verification, there is no basis for improving products and technologies. The final result is that the gap between China's automatic transmission and foreign advanced level is increasing.

In addition, the cost and scale of automatic transmissions are closely related. The minimum supporting scale for foreign companies must reach 300,000 units per year, and domestic companies' products must be competitive at least to reach 100,000 units per year. Otherwise, the cost of a single unit of an automatic transmission cannot be reduced, resulting in high matching and use costs and loss of market competitiveness. If the supporting problems cannot be solved, the industrialization of automatic transmissions in China will be hindered.

The development of the automatic transmission industry is a process of long-term, large-scale capital investment. The product development cycle is at least 5 years, and R&D investment is worth hundreds of millions. If there is no profit, it will be difficult for some companies to make up their minds in the field of automatic transmission. If this continues, the patience of the enterprise will also be tested.

Standard <br> <br> delayed impact of product research and development as key components in the car, they could not break through independent automatic transmission, it has restricted the Chinese auto industry to grow stronger pace.

Due to the monopoly of technology and products by foreign companies and the shortage of key components in the country, the automatic transmission technology introduced by domestic auto companies is now backward and inefficient. This is especially true for CVTs and ATs, which is almost equivalent to the level of foreign products 30 years ago.

The autonomous automatic transmission industry is in the product breakthrough stage. The existing products are developed within the last ten years. The product series is relatively single. It only solves the problems of the products. The product technology can only meet the national energy saving target at the current stage, and the follow-up technology upgrades. And platform development is limited. In addition, the accuracy of automatic transmission control software calibration is not too different from that of foreign countries, and it cannot fully utilize the performance of the transmission mechanical mechanism. The overall situation is that there is still a 5 to 10 year gap between the technical level of domestic automatic transmissions that have been mass-produced and foreign countries.

Such a large gap between Chinese and foreign companies has given foreign companies the opportunity and space to collect gold in China. The price of foreign-funded automatic transmissions in China is very high, such as the price of a ZF 8AT in the Chinese market, which is about 30,000 yuan. The price of the transmission in foreign countries is only 1,500 US dollars (equivalent to about 9937 yuan). Not only is ZF, Aisin and other automatic transmission giants the same way. They almost monopolized this huge market.

Foreign monopolization of the automatic transmission market and its huge profits have threatened the safety of China's auto industry.

A few years ago, the government had also promoted the industrialization of automatic transmissions, but the effect was not obvious.

In 2008, under the leadership of the National Development and Reform Commission, 12 domestic automobile enterprises such as FAW, SAIC, Dongfeng and Changan jointly established China-California Investment Co., Ltd. (hereinafter referred to as "ZF"). Subsequently, Zhongfa United and BorgWarner jointly established BorgWarner Dual Clutch Transmission Systems Co., Ltd. with a ratio of 34:66. The intention of the establishment of the China Development Alliance is to joint the joint venture with BorgWarner to develop and produce three key assembly modules for DCT transmission: dual clutch assembly, hydraulic control module assembly and torsion damper assembly. Technical support reduces development costs at the same time.

However, the efficiency of this cooperation model is not high, and it is greatly constrained by foreign parties. Therefore, it has not played a substantive role in promoting the industrialization of automatic transmissions.

In this regard, the government should not use this kind of administrative means to encourage the development of certain automatic transmissions. It should encourage companies to independently research and develop in terms of research funding and taxation.

In addition, the current domestic transmission industry standard is only GB/T 568.1, to guide the manual transmission assembly test methods and determination. Automatic transmissions and manual transmissions involve software differences between electrical and hydraulic hardware and control strategies. Existing industry standards can no longer guide the development of automatic transmissions. Major companies are faced with no standards to verify after product design is completed, can they meet Market requirements are completely unknown.



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