All articles published by MDPI are made immediately available worldwide under an open access license. Following laboratory research and feedback from field installations, guidelines are now available for designs that are effective and sustainable. The results show that the sediment management capacity of a vane system comprising three vanes in a row decreases when the vane spacing is reduced. Jacob Odgaard . Articles with the Crossref icon will open in a new tab. No special
permission is required to reuse all or part of the article published by MDPI, including figures and tables.
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By introducing relatively small changes in the bed shear stresses, arrays of vanes can generate local changes in the bed elevation of the order of the vane height. When the spacing between the vanes is smaller than about 0. The structures are laid out so they create and maintain a flow and bed topography that is consistent with that of a stable channel creating optimum conditions for managing the river. It is shown that small submerged vanes can produce significant changes in the distributions of velocity and depth in river channels. Recommended articles lists articles that we recommend and is powered by our AI driven recommendation engine.
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For more information please visit our Permissions help page. By generating secondary circulation in the flow, the vanes alter the distribution of bed shear stresses across the river channel and cause a redistrubition of flow velocity and depth. © 2017 Springer Science+Business Media SingaporeDOI: https://doi. 6 vane lengths, the center vane has nearly half function left.
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Editor’s Choice articles are based on recommendations by the scientific editors of MDPI journals from around the world. Vanes have been used successfully for protection of stream banks against erosion and for amelioration of shoaling problems at water intakes and bridge crossings. Cited by lists all citing articles based on Crossref citations. A new methodology is developed to model this interaction. Due to the interaction among the vanes, the sediment control capability of a vane system diverts from simple superposition of individual vanes.
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paper provides an outlook on future directions of research or possible applications. The field data are from see it here bends in which, prior to installation of vanes, the banks were eroding, and from a straightened bridge waterway in which sediment deposits were causing a change of channel alignment, bank erosion, and undermining of the bridge abutment.
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You are accessing a machine-readable page. An investigation on vane systems comprising different numbers of vanes shows that their efficiency decreases due to the interaction among the vanes, while the performance of a vane system increases with more vanes in a row. People also read lists articles that other readers of this article have read.
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org/10. The experience summarized herein suggests that vanes are an attractive technology for managing streams of all sizes ranging from small creeks to large, braided rivers like Brahmaputra.
Please let us know what you think of our products and services. The vanes are small flow-training structures designed and installed on the riverbed to modify the near-bed flow pattern and redistribute flow and sediment transport within the channel cross section.
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