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contributor authorWang, Weiyu
contributor authorChen, Qijuan
contributor authorYan, Donglin
date accessioned2019-02-28T11:00:11Z
date available2019-02-28T11:00:11Z
date copyright8/20/2018 12:00:00 AM
date issued2018
identifier issn0098-2202
identifier otherfe_140_11_114501.pdf
identifier urihttp://yetl.yabesh.ir/yetl1/handle/yetl/4251615
description abstractLong time field tests of a 200 MW prototype Francis turbine over its full range of operation were conducted. From the experimental data, the time domain and frequency domain characteristics of the pressure fluctuations in the Francis turbine at different operation conditions were analyzed. Furthermore, the reason for the amplitude increase of pressure fluctuations and the correlation between the vibration and the pressure fluctuation was studied by using a multidimensional frequency band energy ratio analysis method. Based on the above analysis, some hydraulic stability characteristics of the large prototype Francis turbine are found, and other results are also obtained.
publisherThe American Society of Mechanical Engineers (ASME)
titleHydraulic Stability Analysis of a Large Prototype Francis Turbine Based on Field Test
typeJournal Paper
journal volume140
journal issue11
journal titleJournal of Fluids Engineering
identifier doi10.1115/1.4040973
journal fristpage114501
journal lastpage114501-4
treeJournal of Fluids Engineering:;2018:;volume( 140 ):;issue: 011
contenttypeFulltext


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