引用第9樓iamshaka于2009-06-24 04:17 PM發(fā)表的 :
碳纖維沒(méi)那么容易用上的 [s:1] ,目前大部分碳纖維的原料聚丙烯晴纖維價(jià)格已經(jīng)是國(guó)內(nèi)的王牌玻璃纖維價(jià)格的幾倍了,而且碳纖維制造過(guò)程能耗特高,產(chǎn)品價(jià)格是玻璃纖維的十幾倍到二十幾倍,估計(jì)只有超大的葉片主要承載部分可以用,例如主梁,當(dāng)然碳玻混編更好了。
The largest blade made to date measures 61.5m/202 ft and weighs 17,770 kg (39,176 lb), with a rotor diameter of 126m/413.4 ft and overall rotor weight of ~54,600 kg (about 120,320 lb). If we apply some scaling principles and assume that additional technology advances will make such an undertaking economically attractive, an 85m to 95m (278.9-ft to 311.7-ft) blade for an 8- to 10-MW system would weigh, at a minimum, 37,000 kg (81,550 lb) [s:1]
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