共查询到19条相似文献,搜索用时 93 毫秒
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国内溢油回收船现状及溢油回收装置选型研究 总被引:2,自引:1,他引:1
针对当前海上溢油风险的日益增加,以及防污染对专业溢油回收设备及专业溢油回收船的需求,介绍了目前国内溢油回收船的现状,并对国内外溢油回收装置的特点进行了分析比较,希望为用户在选择溢油回收设备及建设专业溢油回收船方面起到指导作用。 相似文献
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简要介绍新型20m全回转排档船的设计理念、局部线型特点、排档船舶的结构特征、全回转舵桨的应用、操纵性能及舾装等内容。 相似文献
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介绍了上海船舶研究设计院为中海能源环保公司设计的用于回收溢油的“南海环保工作船”的主要性能技术状况.通过对溢油回收船的概念和开发设计要点的描述,结合“南海环保工作船”的设计对溢油回收船设计中需要关注的主要关键技术进行了分析比较,并着重介绍了各种溢油回收装置的型式的选取. 相似文献
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中型溢油应急回收船在海事系统中的应用 总被引:2,自引:0,他引:2
随着我国海洋经济的迅猛发展,海上船舶活动密度迅速增加。船舶发生污染事故的风险也随之增加。文中通过对我国目前的船舶溢油状况以及溢油应急回收力量的分析,就海事系统建造中型溢油应急回收船进行了探讨。 相似文献
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全回转推进技术主要应用于要求具有良好的机动性能,以及高操纵灵敏度和高操纵精确度的船舶,例如海洋石油工作船、钻井船、大型浮吊、以及客滚船等多种类型的船舶。随着我国海洋石油勘探开发规模的不断扩大,势必将需要越来越多的海洋石油工程船和辅助生产船,而将全回转技术应用到这些类型的船舶上,将更能适合海上实际生产施工的实际需求,应用前景是比较宽广的。 相似文献
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海洋平台供应船溢油回收装置的应用 总被引:1,自引:0,他引:1
结合我厂为阿根廷建造的具有溢油回收功能的VS4408海洋平台供应船,介绍了溢油回收装置的原理、组成、布置以及如何使用等情况。溢油回收装置的发展有利于提高海上油污回收能力,减少和避免各类船舶事故引起的海上石油污染,溢油回收装置的有效使用是降低和消除溢油污染的重要手段。 相似文献
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随着我国国民经济的日益发展壮大,国内各地的基础设施也相应立项开工,建筑市场的发达导致了建材市场的繁荣,其中水泥市场就是典型的代表之一。以前国内水泥市场的包装运输主要以纸袋包装、汽车运输为主。这样不仅导致水泥在运输过程中损耗率高,水泥直接成本增加,同时给环境造成极 相似文献
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60 m新型全回转车客渡船由江苏省船舶设计研究所有限公司研制开发。通过船型、型线、结构、设备等方面的研究,使新型船总体性能有较大幅度提高,经济效益和社会效益显著,为今后同类型船提供经验和参考。 相似文献
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Hiroharu Kato Yuichi Oe Makoto Honoki Tetsuji Mochiki Taichi Fukazawa 《Journal of Marine Science and Technology》2006,11(2):131-138
This article presents the possibility of using a high-speed water jet for the dispersion of spilled oil at sea. Laboratory
experiments showed that a high-speed water jet is very effective in dispersing heavy oil. Two methods were examined and compared
using freshwater. The first method was to disperse an oil layer on the water surface using a cavitating jet ejected upward
at an angle of 45°. A target plate was placed at the interface of the water and oil layer to enhance the collapse of cavitating
bubbles. The second method was to eject a high-speed water jet vertically downward from the air. A guide plate with a guide
hole was placed under the oil layer with no target plate as such. The second method showed an improved dispersion ability
and thus its effectiveness was examined using an oil layer on seawater. The dispersion of oil was better in seawater than
in freshwater, probably because seawater contains natural surfactants. 相似文献
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Hidetaka Senga Naomi Kato Hiroyoshi Suzuki Tatsuya Akamatsu Lubin Yu Muneo Yoshie Toshinari Tanaka 《Journal of Marine Science and Technology》2014,19(1):90-102
It is important to forecast the location of oil spills to realize effective and adequate oil spill response operations when huge oil spilsl occur. In order to enhance the accuracy of oil drifting simulations, one needs to obtain the meteorological and oceanographic data around the oil slick. In general, the drifting velocity vector of an oil spill contains a wind velocity vector and a water current velocity vector. SOTAB-II was developed for autonomous tracking of oil slicks drifting on the sea surface. It is equipped with a sail whose size and direction are controllable to drift along with the oil slick autonomously. In addition, SOTAB-II transmits its location and necessary measured data around it to the land base in real-time. The results of field experiments using SOTAB-II with a cylindrical hull brought us the effectiveness of the sail and its control. However, the drifting speed of SOTAB-II was lower than a theoretical speed for the oil slick. In order to overcome this problem, SOTAB-II was redesigned. A yacht shape was adopted to reduce the hydrodynamic drag in the water in the advancing direction. Transverse stability, scales of brake board and sail, maneuverability, and performance of tracking spilled oil on the sea surface were considered in the process of the design. 相似文献
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详细阐述航行于内河A、B级航区的敞口集散两用船的舵设计情况,尤其对敞口集散两用船舵设备的受力进行了探讨,用力学理论确定舵设备的主要要素。 相似文献