[PDF] Top 20 Initial changes in riverbed topography after the operation of sediment bypass tunnel in the downstream of the Koshibu Dam
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Initial changes in riverbed topography after the operation of sediment bypass tunnel in the downstream of the Koshibu Dam
... gravel, downstream, bed change, gravel bar, pool and riffle 1 Introduction Sediment and flow are essential elements of river ecosystem as they form bars, which are the basis of diverse ... See full document
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Operation Results of the Koshibu Dam Sediment Bypass Tunnel Completed in 2016
... completion of the SBT, we carried out a total of eight bypass discharges, twice in 2016, three times in 2017 and three times in ...2018. In this paper, we mainly ... See full document
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Temporal changes of aquatic insect assemblages by sequential sediment additions through a sediment bypass tunnel
... stretches of dams tend to be fragmented and isolated from surrounding source habitats of immigrants, so even benthic invertebrates, which are sensitive to instream environments, show sequential temporal ... See full document
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Changes in gut contents of Japanese dace accompanying with sediment addition using the sediment bypass tunnel of Koshibu Dam
... evaluated the effect of artificial sediment addition on the food chain structure by examining whether the omnivorous cyprinid fish Japanese dace (Tribolodon hakonensis) shifted its prey ... See full document
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Measurement of high suspended sediment concentration during operations of Miwa dam sediment bypass tunnel and the Kurobe River sediment flushing with SMDP
... SSC after water sampling and the turbidity was indirectly monitored, and the SSC measurements could not be used directly for dam ...method of gate operation The present ... See full document
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Sediment Transport Monitoring with Impact Plates during Koshibu Sediment Bypass Tunnel Operations in 2016 – 2018
... at Koshibu SBT. Koshibu SBT is one the largest SBTs in the world completed in 2016, which measures 4,000 m, ...% of length, width, height, and inclination, respectively. ... See full document
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Effective Operation of Reservoir and Sediment Bypass Tunnel Considering Inflow Prediction of Water and Sediment
... Diagram of Reservoir and SBT Operations Considering Real-time Sediment Inflow Prediction incorporate these new rainfall forecast approaches into sediment inflow ...observation. Sediment inflow ... See full document
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Estimating the Effects of Sediment from a Bypass Tunnel on the Management of Attached Algal Biomass
... to sediment deficient areas in downstream reaches of a dam can promote the detachment of overgrown ...permanent sediment supply should be secured to maintain ... See full document
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Planning of sluicing tunnel in front of the Wushe dam - retrofit the existing water diversion tunnel as an example
... retrofit of water diversion tunnel to remove silt and sediments, reach for the relationship between the elevation of intake and the sediment removal efficiency with ... See full document
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Study on the transportation of high-concentration sediment flow and the operation of sediment de-silting in Deji Reservoir
... material in reservoir ponding area, and then set up sediment releasing countermeasures analysis according to international professional ...simulation of turbid density currents with FLOW-3D numerical ... See full document
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The design concept and construction planning of intake pipe in Zengwen reservoir sediment sluicing tunnel
... pipe, the constructors need to excavate the tunnel and rock slope ...For the pipe weighing up to 1,500 tons, how to transport and accurately connect to the tunnel is also another ... See full document
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Impacts of vegetation changes on the hydraulic and sediment transport characteristics in Guandu mangrove wetland
... applied in this study to simulate the hydraulic and sediment transport characteristics of this estuary ...as the removal ratio increases. When the removal ratio of ... See full document
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Sediment management utilizing sediment bypass tunnel for hydropower dams
... ensure the sustainability of hydropower facilities, reservoir sedimentation is one of the most significant ...problems. Sediment management purposes in J-Power's reservoirs are ... See full document
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The Changes of the Use in Medical Care among Depressive Patients before and after Their Psychiatric Treatment
... complaints in their early stage of the illness. In this study, we intended to investigate whether the psychiatric treatment would reduce the medication uses among the ... See full document
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Downstream Impacts of Reservoir Sediment Desilting Operation between Taiwan and Japan
... The sediment bypass tunnel, excavation, sediment replenishment and hydraulic desilting operation are major strategies for reservoir sediment ...However, the ... See full document
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Changes in the Pharyngeal Airway and Position of the Hyoid Bone After Treatment With a Modified Bionator in Growing Patients With Retrognathia
... increased the lateral dimension of the velopharynx more than the anteroposterior dimension in adult OSAHS ...that the cross-sectional area of the oropharynx did not ... See full document
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Numerical investigation of the role of turbulent bursting in sediment entrainment
... Investigation of the Role of Turbulent Bursting in Sediment Entrainment Fu-Chun Wu 1 and Men-Rong Jiang 2 Abstract: In this work we incorporate a Gram–Charlier-type joint ... See full document
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The impact of Shimen Reservoir’s increased the ability of sediment flushing to Common Teal habitat suitability on downstream wetland
... Abstract The Shimen Reservoir is one of the important reservoirs in northern Taiwan and provides water for millions of ...people. In order to extend its service life, it is ... See full document
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Impacts on the downstream river ecology and bed evolution by the flood discharge and sediment releasing of Shihmen Reservoir
... End of typhoon Soulik Open desilting tunnel Open desilting tunnel twice flow rate of desilting tunnel ...Comparing the abundance of clam survey in 2018 with ... See full document
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Variations in Sediment Yield and Transportation Characteristics in the ZengWen Reservoir Watershed After Typhoon Morakot
... Taiwan in 2009. A cumulative rainfall of 3,005 millimeters in five days was observed at Alishan Weather Station, which is at the upstream side of ZengWen ...River. The event ... See full document
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