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contributor authorAllen Hjelmfelt
contributor authorMenghua Wang
date accessioned2017-05-08T20:47:55Z
date available2017-05-08T20:47:55Z
date copyrightJanuary 1994
date issued1994
identifier other%28asce%290733-9437%281994%29120%3A1%28138%29.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/27518
description abstractUnit hydrographs for a gaged site can be determined from observed events. If several events are used for the derivation, several unit hydrographs result. An averaging procedure must be used to achieve a single representative unit hydrograph. The variability is due to inherent uncertainty in the rainfall processes and to inadequacies in the basic model. It is appropriate to consider the unit hydrograph itself a random function. This paper develops a stochastic expression for the instantaneous unit hydrograph (IUH) based upon the Nash cascade. This conceptual model holds the number of reservoirs constant, while treating the reservoir constant as a random variable. Records of 24 storm events, observed on a 12.2‐km
publisherAmerican Society of Civil Engineers
titleGeneral Stochastic Unit Hydrograph
typeJournal Paper
journal volume120
journal issue1
journal titleJournal of Irrigation and Drainage Engineering
identifier doi10.1061/(ASCE)0733-9437(1994)120:1(138)
treeJournal of Irrigation and Drainage Engineering:;1994:;Volume ( 120 ):;issue: 001
contenttypeFulltext


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