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黄河万家寨水利枢纽 32 0 0 / 4 0 0kN坝顶门机采用了多项新技术 ,如 :折线卷筒、主起升变频变速技术等 ,从实践上解决了大吨位、高扬程起升机构的合理布置的难题 ,使整台门机结构紧凑 ,外形尺寸减小 ,重量大幅度降低。为大型水电站门式起重设备设计创出了一条新路
The Wanjiazhai Yellow River water conservancy hub 3200 / 400k using a number of new technologies, such as: broken line reel, the main lifting frequency conversion technology, from the practical solution to the large tonnage, high-lift hoisting mechanism The reasonable layout of the problem, so that the entire door compact structure, size reduction, weight significantly reduced. It has created a new road for the design of gantry crane for large hydropower station