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绿色造船驱动新一轮船舶大型化发展

时间:2012/4/10 13:27:00 来源:中国远洋航务
    近年来,随着30万吨以上VLCC和更大的38万吨等级矿砂船的建成使用,未来船舶大型化已经成为造船界和航运界的共识。近日,中国船舶工业上海船舶工艺研究所研究员徐学光表示,大型化使船舶单位运输能力的建造价格和航运的能源消耗显著下降,同时减少了有害生态的物质排放。基于经济和环保的驱动,油船、集装箱船和豪华游船都在向大型化方向发展。
    据测算,30万吨级油轮每吨的造价只是5万吨级油轮的41%。相应30万吨级油轮的每吨船的租赁,只有5万吨级油轮的35%。可见,大型化提高了船舶运营的经济性。从绿色环保计算,75万吨级的邮轮的EEDI为4.56左右,而30万吨级油轮的EEDI降到2.54左右。可见船舶大型化大大降低了单位运能的CO2排放,符合低碳经济的要求。
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