Evaluation of the fatigue resistance of welded structures for naval use
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A Small AUV Navigation System (SANS) is being developed at the Naval Postgraduate School.
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Foreign Naval Intervention in Cases of Piracy: Problems and Strategies
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This article considers the problem of contemporary piracy in the 1990s and the use of foreign naval forces against pirates on the high seas and in coastal waters.
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The possibilities of modifying or amending the LOS Convention are discussed, as well as the employment of declarations or statements, or the use of other international strategies to allow foreign naval activity.
In order to approach the world level of shipbuilding,science within twelve years,it is necessary to survey the recent development in shipbuilding research of some leading maritime countries.This paper starts with stating the achievments of shipbuilding research work in this himdred years and steps taken by some leading countries for further development after the World War Ⅱ.Then it goes on to discuss the main achievments in the field of ship hydrodynamics and ship strength in recent years,and these are subd...
Due to the absence of common understanding among the naval architects,engine-builders and marine engineers,about the definition of marine diesel engine power rating,difficulties aroused by power deficiency in diesel-installations on board were frequently eneountered in service.This paper deals with diesel engine power rating from manufacturing and service point of view.The manufacturers should rate their engines into three ranks:maximum rating,nominal rating and over-nominal rating. The marine enginee...
In calculating the strength of V-shaped bottom structure of a planing craft, there occurs a problem of how to calculate the virtual moment of inertia of V-shaped plating.The determination of scantlings of bottom structure largely depends upon the accuracy of the calculated virtual moment of inertia.In the present time, the formulas given by Papkovich, Shimanski and Kurdumov are generally used by naval architects.However, for a given structure, by applying the above three methods, we have obtained quit...