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Showing papers in "Journal of Hydraulic Research in 1969"


Journal ArticleDOI
TL;DR: In this paper, the subject of a Flood Propagation Computation Method (Musklngum Method) is discussed, where the authors propose a method to estimate the probability of a flood in a hydraulic system.
Abstract: (1969). On The Subject Of A Flood Propagation Computation Method (Musklngum Method) Journal of Hydraulic Research: Vol. 7, No. 2, pp. 205-230.

690 citations



Journal ArticleDOI
TL;DR: In this paper, the relationship between bed load discharge and the intensity and frequency of the sound produced by interparticle collision during sediment movement was investigated and a corresponding theoretical relation was derived.
Abstract: Laboratory experiment to investigate the relationship between bed load discharge and the intensity and frequency of the sound produced by inter-particle collision during sediment movement are described. A corresponding theoretical relation hip is also derived. For a single size of particle the frequency of inter-particle collision sound is found to extend over a wide spectrum. Bed load discharge in a laboratory channel is shown to be estimable from the microphone signal to within ± 35% at a 65% confidence level. Accuracy could possibly be increased through improvement of the detecting and recording technique. Limited field experience indicate that difficulties would be experienced with mixture of sizes and extraneous noise in rivers.

35 citations




Journal ArticleDOI
TL;DR: The Flow Below Deeply Submerged Rectangular Weirs (FFRWE) as mentioned in this paper is a flow below deeply submerged rectangular weirs (RWE).
Abstract: (1969). Flow Below Deeply Submerged Rectangular Weirs. Journal of Hydraulic Research: Vol. 7, No. 3, pp. 355-374.

19 citations




Journal ArticleDOI
TL;DR: In this paper, the effect of dissolved gas on Cavitation in Horizontal Pipe-Lines is discussed. But this paper is limited to a single line and does not consider other lines.
Abstract: (1969). The Effect Of Dissolved Gas on Cavitation In Horizontal Pipe-Lines. Journal of Hydraulic Research: Vol. 7, No. 3, pp. 301-314.

9 citations





Journal ArticleDOI
TL;DR: In this article, the hydrodynamics of the flow are considered and a relationship is developed for the well orifice pressure coefficient Cp, in terms of a Reynolds number, Froude number and two geometric ratios.
Abstract: When tide gauges of the float and well type are situated such that there is a flow past them, an error is introduced into their readings as a result of the flow. The hydrodynamics of the flow are considered and a relationship is developed for the well orifice pressure coefficient Cp , in terms of a Reynolds number, Froude number and two geometric ratios. The relationship is investigated by model test on various tidewell end-shapes and orifice configuration. The Cp value and hence expected changes in level in the well are compared. The types giving least error from this effect are found to be the shrouded cone and the standard American gauge. Concern is shown regarding the magnitude of this error and several alternatives for eliminating it are suggested.