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[PDF] Top 20 Sediment Transport Monitoring with Impact Plates during Koshibu Sediment Bypass Tunnel Operations in 2016 – 2018

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Sediment Transport Monitoring with Impact Plates during Koshibu Sediment Bypass Tunnel Operations in 2016 – 2018

Sediment Transport Monitoring with Impact Plates during Koshibu Sediment Bypass Tunnel Operations in 2016 – 2018

... bedload monitoring system named an impact plate (IP) at Koshibu ...SBT. Koshibu SBT is one the largest SBTs in the world completed in 2016, which measures 4,000 m, ... See full document

4

Operation Results of the Koshibu Dam Sediment Bypass Tunnel Completed in 2016

Operation Results of the Koshibu Dam Sediment Bypass Tunnel Completed in 2016

... eight bypass discharges, twice in 2016, three times in 2017 and three times in ...2018. In this paper, we mainly report on monitoring results of discharges ... See full document

8

Measurement of high suspended sediment concentration during operations of Miwa dam sediment bypass tunnel and the Kurobe River sediment flushing with SMDP

Measurement of high suspended sediment concentration during operations of Miwa dam sediment bypass tunnel and the Kurobe River sediment flushing with SMDP

... comprehensive sediment management in the sediment routing system, monitoring of quantity and quality of sediment transport during operations of sediment ... See full document

8

Initial changes in riverbed topography after the operation of sediment bypass tunnel in the downstream of the Koshibu Dam

Initial changes in riverbed topography after the operation of sediment bypass tunnel in the downstream of the Koshibu Dam

... sufficient sediment by SBT every year is probably necessary to maintain these ...bars. In addition, the dam gates were closed and all of the released flow was via SBT during the events in ... See full document

8

Changes in gut contents of Japanese dace accompanying with sediment addition using the sediment bypass tunnel of Koshibu Dam

Changes in gut contents of Japanese dace accompanying with sediment addition using the sediment bypass tunnel of Koshibu Dam

... Where sediment addition recovers particular taxa, its effects may be propagated to higher trophic levels, such as ...changes in algae and macroinvertebrate communities can alter the type and abundance of ... See full document

8

Sediment management utilizing sediment bypass tunnel for hydropower dams

Sediment management utilizing sediment bypass tunnel for hydropower dams

... problems. Sediment management purposes in J-Power's reservoirs are mainly to avoid upstream flood risk and ensure active storage ...Our sediment management method is mechanical excavation and ... See full document

8

Study on key factors to Apply sediment bypass tunnel for reservoir sediment management

Study on key factors to Apply sediment bypass tunnel for reservoir sediment management

... Abstract With this research, in line with our purpose of obtaining a general understanding of the applicability of sediment bypass tunnels with individual dams, we created an ... See full document

8

Extensive Monitoring System of Sediment Transport for Reservoir Sediment Management

Extensive Monitoring System of Sediment Transport for Reservoir Sediment Management

... event during Typhoon Sulik, ...Amuping sediment access tunnel is wide and instrumented with two float ...located in the deep channel and the right station is toward the right bank ... See full document

9

Effective Operation of Reservoir and Sediment Bypass Tunnel Considering Inflow Prediction of Water and Sediment

Effective Operation of Reservoir and Sediment Bypass Tunnel Considering Inflow Prediction of Water and Sediment

... SBT Operations Considering Real-time Sediment Inflow Prediction incorporate these new rainfall forecast approaches into sediment inflow ...observation. Sediment inflow prediction can also be ... See full document

8

Temporal changes of aquatic insect assemblages by sequential sediment additions through a sediment bypass tunnel

Temporal changes of aquatic insect assemblages by sequential sediment additions through a sediment bypass tunnel

... Five sediment additions through a sediment bypass tunnel were conducted in the Koshibu Dam from September 2016 to March 2018 to improve instream environments and ... See full document

8

SEDIMENT BYPASS TUNNELS IMPACT OF HYDROLOGY ON FEASIBILITY

SEDIMENT BYPASS TUNNELS IMPACT OF HYDROLOGY ON FEASIBILITY

... a bypass system: (1) hydraulic capacity of the bypass tunnel, (2) the threshold flow rate above which bypass will be initiated, and (3) the flow rate to be sustained during a ... See full document

8

Estimating the Effects of Sediment from a Bypass Tunnel on the Management of Attached Algal Biomass

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 the algal growth under control, ...using ... See full document

8

New Sediment Bypass Schemes in Sakuma and Yahagi Dams in Japan

New Sediment Bypass Schemes in Sakuma and Yahagi Dams in Japan

... attractive sediment management schemes to route incoming sediments to the tailwater without settling in the ...reservoir. In sediment routing, various effective techniques can be applied: ... See full document

4

Efficiency evaluation of Swiss Sediment Bypass Tunnels

Efficiency evaluation of Swiss Sediment Bypass Tunnels

... The monitoring data from the Solis SBT indicate that the BE strongly depends on the operational regime of both the SBT and the ...reservoir operations need to be coordinated and optimized, which requires a ... See full document

7

Abrasion resistance design of sediment sluicing tunnel in Taiwan a case study

Abrasion resistance design of sediment sluicing tunnel in Taiwan a case study

... The in-situ inspection results show that the invert abrasion resistance layer of the ZRSST was damaged at the changing place of slope and flow velocity due to the impact of high mud-containing and ... See full document

10

Reservoir Sedimentation in Arid regions Challenges, field investigation and Sediment Transport Modeling

Reservoir Sedimentation in Arid regions Challenges, field investigation and Sediment Transport Modeling

... problems in reservoirs management, but in arid regions, the challenge became much more serious, with increasing extreme flash ...associated with extreme flash floods is still missing in ... See full document

6

The design concept and construction planning of intake pipe in Zengwen reservoir sediment sluicing tunnel

The design concept and construction planning of intake pipe in Zengwen reservoir sediment sluicing tunnel

... the tunnel and rock slope ...to transport and accurately connect to the tunnel is also another major ...accurately with the help of divers, risk of water leakage when excavating tunnels, mass ... See full document

8

Two-Dimensional Nonequilibrium Noncohesive and Cohesive Sediment Transport Model

Two-Dimensional Nonequilibrium Noncohesive and Cohesive Sediment Transport Model

... deformation in alluvial ...of sediment prob- lem. Celik and Rodi 共1988兲 developed a model with Cartesian coordinates, but it is difficult to adequately handle complex boundaries in a natural ... See full document

14

Design of Cofferdam for Intake Structure at Nanhua Reservoir Sediment Sluicing Tunnel

Design of Cofferdam for Intake Structure at Nanhua Reservoir Sediment Sluicing Tunnel

... Abstract In order to slow down Nanhua Reservoir siltation and to extend the reservoir lifetime, the Nanhua reservoir sediment sluicing tunnel project was proposed in ...The tunnel is ... See full document

7

Modelling of hydrodynamics and cohesive sediment transport in Tanshui River estuarine system, Taiwan

Modelling of hydrodynamics and cohesive sediment transport in Tanshui River estuarine system, Taiwan

... supplied with data de- scribing the geometry of the Tanshui River ...geometry in the vertical two-dimensional model is rep- resented by width at each layer at the center of each grid ...survey in ... See full document

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