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  • 遠航螺旋槳
  • 遠航螺旋槳
  • 遠航螺旋槳
  • 遠航螺旋槳


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公司動態
2012-12-20
Energy Saving Flow Cap

Energy saving Flow Cap(ESFC) is a propeller boss cap with a few leaves. As a simple and effective energy-saving device, it has some advantages such as simple structure, easily installation, low probability of failure and low cost. An investment for an ESFC, calculated by CNY 5000/ton fuel price, period of ROI would be 5 months to 10 months. ESFC is effective for both new and old vessels, especially which is with large hub vortex and pitch ratio. This energy saving concept archived into the vision of the public in 1987~1989, but has not been in a wide application in China

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YUANHANG PROPELLERS MANUFACTURING CO,LTD
遠航螺旋槳制造有限公司

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