2013年8月1日星期四

Wind power equipment parts slewing thermal processing


With the development of a large number of wind power projects, China's wind power equipment parts supply structure is gradually changing. Key parts imported from a purely gradually turn to self-production of high-end production of key parts, slewing bearing is a typical high-priority parts.
As a professional and highly technical processing technology, induction hardening equipment is widely used in slewing gear parts and components production. In recent years, national policy guidance, as well as fiscal policy support, China's wind power equipment manufacturing industry rapid expansion of the scale, and gradually catch up with Western countries in terms of size. But the current bottleneck problem is how to solve the problem of high-end production and supply of key components. Previous major foreign equipment manufacturers due to product demand, unwilling to be the most advanced technology models sold to China. Therefore, some domestic manufacturers only two types of models to introduce some foreign products to meet market demand. At the same time, the domestic equipment bearing manufacturer enterprises induction of rapid development, but also added some gaps in market demand.
Wind power equipment has its own unique characteristics: the long-term field work, poor environment, poor maintenance, all the requirements of fan operation stability. In the normal case of continuous operation, the wind power equipment parts requirements are necessary to ensure that there are more than 20 years of trouble-free operating life, if a parts failure in the short term, each replacement maintenance costs will be ten million yuan or more.

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