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contributor authorMa, Guihui
contributor authorChen, Fu
contributor authorYu, Jianyang
contributor authorWang, Kun
contributor authorJiang, Shuai
date accessioned2019-09-18T09:06:49Z
date available2019-09-18T09:06:49Z
date copyright4/15/2019 12:00:00 AM
date issued2019
identifier issn0098-2202
identifier otherfe_141_10_104501
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4259010
description abstractMany uncertain factors in the water-emerging process of a vehicle influence the taking effect of the air film around its shoulder in the load reduction and attitude control. Assuming the launch parameters (launch depth, vehicle velocity, and chamber pressure) as sources of uncertainties, the uncertain evolution process of the air film in the water-emerging process of a vehicle is quantified by adopting the nonintrusive polynomial chaos (NIPC) method with the sample space constructed using linearly independent probabilistic collocation points. A sensitivity analysis was conducted for the key performance indicators of the air film to evaluate the contribution of each uncertain launch parameter.
publisherAmerican Society of Mechanical Engineers (ASME)
titleEffects of Uncertainties in the Launch Parameters on the Pressure-Equalizing Air Film Around a Vertically Launched Underwater Vehicle
typeJournal Paper
journal volume141
journal issue10
journal titleJournal of Fluids Engineering
identifier doi10.1115/1.4043232
journal fristpage104501
journal lastpage104501-8
treeJournal of Fluids Engineering:;2019:;volume( 141 ):;issue: 010
contenttypeFulltext


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