Essays about: "sedimenttransport"

Showing result 1 - 5 of 7 essays containing the word sedimenttransport.

  1. 1. Assessment of a sediment management solution in a reservoir with a sluicing technique using a HEC-RAS 2D model : Case study of Andakílsá river in west Iceland

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Emilía Sól Gudgeirsdóttir; [2023]
    Keywords : SediCon Sluicer; Andakílsá Hydropower Station; HEC-RAS 2D Sediment modelling; Sustainable sediment management; SediCon Sluicer; Andakílsá vattenkraftverk; HEC-RAS 2D Sediment Modellering; Hållbar sedimenthantering;

    Abstract : Sediment-related issues in reservoirs can often pose significant challenges to their operational effectiveness, sustainability, and environmental impact. Sustainable sediment management can help resolve these issues and extend the lifespan of dams. READ MORE

  3. 2. Harvning med vridbara tallrikar i sidolutande terräng

    University essay from SLU/Department of Forest Biomaterials and Technology (from 131204)

    Author : Gunnar Boglind; [2020]
    Keywords : markberedning; planteringspunkter; lutning; beståndsanläggning;

    Abstract : Markberedning är idag en vanlig åtgärd inom det svenska skogsbruket. I Sverige utförs näs-tan all markberedning maskinellt och den dominerande metoden är harvning vilket utförs på mer än hälften av den markberedda arealen. READ MORE

  4. 3. Internal erosion in the pervious foundation of an embankment dam : A case study on the Lossen dam

    University essay from KTH/Vattendragsteknik

    Author : Gabriella Molinder; [2016]
    Keywords : seepage; internal erosion; suffusion; contact erosion; embankment dams;

    Abstract : The Lossen dam is an embankment dam in the Swedish river Ljusnan. The dam is founded on thick layers of stratified glaciofluvial sediments and till. Ever since construction, there have been problems with high pore pressures, large seepage flows and springs downstream of the right part of the dam. READ MORE

  5. 4. Metodik för bestämning av åkerdikens status : fallstudie av ett dike i Munktorps socken

    University essay from SLU/Dept. of Soil and Environment

    Author : Hanna Johansson; [2013]
    Keywords : åkerdike; öppna diken; dikesunderhåll; dikesstabilitet; Madrasmetoden; sedimenttransport; övergödning; fosfor;

    Abstract : Agricultural drainage ditches are links between fields, lakes and oceans, having the potential to transport e.g. sediment and nutrients. When in a good condition, drainage ditches can act as sinks for e. READ MORE

  6. 5. Predicting spawning bed erosion and longevity : a case study in tributaries to river Vindelälven, northern Sweden

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Viktor Tylstedt; [2013]
    Keywords : Salmo trutta; stream restoration; longevity; erosion; spawning bed; Vindelälven;

    Abstract : Timber floating operations in Scandinavia during the 19th and 20th centuries has contributed to severe negative impacts on riverine ecosystems. Increase in water velocity and lack of stream bed heterogeneity as a result of stream channelization lead to increased bed load transport. READ MORE