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A statistical study of bed forms in alluvial channels

dc.contributor.authorAlgert, James H., author
dc.contributor.authorColorado State University, publisher
dc.date.accessioned2019-09-17T15:41:50Z
dc.date.available2019-09-17T15:41:50Z
dc.date.issued1965-06
dc.descriptionCER65JHA26.
dc.descriptionJune 1965.
dc.descriptionIncludes bibliographical references (pages 27-28).
dc.descriptionIn partial fulfillment of the requirements for the Degree of Master of Science in Civil Engineering.
dc.description.abstractThe techniques of correlation and spectral density analysis of random processes were applied to the problem of describing and predicting dune profiles in a sand bed channel. The data analyzed were taken from three sources: a 0.4-ft flume for this study; a 8-ft flume for a previous study; a conveyance channel on the Rio Grande near Bernardo, New Mexico. For all of this data the sand sizes were between d50 = .23 mm and d50 = .34 mm. Covariance and spectral density functions were computed using the IBM 16 20 and a program written for this study. Models for these functions were derived and computed. The first three values of the covariance functions were found to be sufficient for computing approximate models and two other parameters which describe the goodness of fit of the models or how well the process of bed elevation as a function of distance downstream is described by a second order autoregressive scheme. The first value of covariance, which is the variance of the process, relates well with the flow parameter of unit discharge. The next two values of covariance show a less definite relationship with the same flow parameter.
dc.format.mediumtechnical reports
dc.format.mediummasters theses
dc.identifier.urihttps://hdl.handle.net/10217/197897
dc.languageEnglish
dc.language.isoeng
dc.publisherColorado State University. Libraries
dc.relationCatalog record number (MMS ID): 991013218299703361
dc.relation.ispartofCivil Engineering Reports
dc.relation.ispartofCER, 65-26
dc.rightsCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.
dc.subjectSediment transport -- Mathematical models
dc.subjectRunoff -- Mathematical models
dc.titleA statistical study of bed forms in alluvial channels
dc.typeText
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