那 么，为什么工业齿轮箱与汽车齿轮箱的可靠性问 题已被基本解决，而风力发电机齿轮箱却依然面临着这样的问题呢？
Why then, when industrial and automotive gearbox reliability is generally a problem of the past, do wind turbine gearboxes present such problems?
这些小道和风力发电机共同组成了这种从太空上看起来的usb连接线，羊肠小道是连接线，而风力发电机则成了usb的接头，太奇妙了！
The tracks and the wind turbines give the impression of seeing USB cables from the sky, the tracks being the cables and the wind turbine being the USB connectors!
其他的风力发电公司包括Sky Windpower采用了飞行发电机组，而Magennpower公司则采用飞艇来承载发电机。
Other companies experimenting with airborne power generation include Sky Windpower, which is building flying generators, and Magenn power, which USES a helium blimp to carry turbines.
中国的风力发电机要比全球其他地方都来得多，而中国也是全球太阳能电池制造之冠。
More wind turbines are made there than anywhere else, and China is also now the world's leading manufacturer of solar photovoltaic cells.
而一套较为完整、精准的测试系统则会对小型永磁风力发电机的性能做出科学合理的判定，依此可以指导进一步的优化设计。
The performance of small type of permanent magnetic wind power generator can be analyzed reasonably in one exact testing system, which will direct optimization and design.
其它的风力发电机也是同样的原理，只是涡轮出于垂直线上而叶片像巨大的鸡蛋搅拌器。
Other turbines work the same way, but the turbine is on a vertical axis and the blades look like a giant egg beater.
一个典型的风力发电机，20%的停车时间是由于变速箱的故障引起的，而平均每个变速箱的故障修理时间大概是256小时。
For a typical turbine, 20% of the downtime is due to gearbox failures, and an average gearbox failure takes about 256 hours to repair.
高效而可靠的风力发电机的研究与开发已经成为能源技术领域的热点和难点。
R&D of wind turbines has been a hot and difficult point in energy technology field.
而双馈异步风力发电机采用的是定子磁场定向的矢量控制策略。
It is a policy of controllable vector in directional stator magnetic field that the MW DFIG use.
本公司的风力发电机采用超强永磁材料，发电机体积小、重量轻，而发电效率极高。
The company's wind-driven generator USES the ultra strong permanent-magnet material, the generator volume is small, the weight is light, but generates electricity the efficiency to be extremely high.
历史上对这个问题一直没有行之有效的解决方案，而上世纪90年代末开始风力发电机的规模又迅速增长，使得风机失效时有发生。
Historically, these challenges have not been met with any great degree of success and, as turbines grew rapidly in size in the late 1990s, a significant number of high profile failures occurred.
历史上对这个问题一直没有行之有效的解决方案，而上世纪90年代末开始风力发电机的规模又迅速增长，使得风机失效时有发生。
Historically, these challenges have not been met with any great degree of success and, as turbines grew rapidly in size in the late 1990s, a significant number of high profile failures occurred.
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