Essays about: "sewer system"

Showing result 21 - 25 of 38 essays containing the words sewer system.

  1. 21. Heat recovery from untreated wastewater : A case study of heat recovery from sewerline to district heating network

    University essay from KTH/Energiteknik

    Author : Ola Vestberg; [2017]
    Keywords : ;

    Abstract :  High amounts of heat energy are today deposited into the urban wastewater system. The current society-wide development for energy efficiency has so far barely touched upon the area of wastewater heat conservation, which is why the share of total energy consumption from water use is increasing. READ MORE

  3. 22. A case study of runoff coefficients for urban areas with different drainage systems

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Christine Thomas; [2017]
    Keywords : 1D Hydraulic modelling; avloppsteknik; environmental engineering; stormwater; vattenförsörjningsteknik; water Engineering; Runoff Modelling; SuDS; Urban Runoff; Effective Impervious Area; Technology and Engineering;

    Abstract : According to the United Nations, half of humanity now lives in cities. In recent years, many countries have seen a rise in the number of and intensity of heavy rainfall events due to the effects of climate change. The consequences of urban flooding in such a context can vary between just causing mild discomfort to tremendous devastation. READ MORE

  4. 23. Modeling state of waste water system in Dakar, Senegal

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Jacob Schennings; Rasmus Pettersson; [2016]
    Keywords : ;

    Abstract : This report contains a method to mathematically determine the condition of pipes in a sewer system in Dakar, Senegal. First a survival analysis model is established based on probability density functions. The functions are then fitted to a data set consisting of the age of the sewer pipes and their inspected status. READ MORE

  5. 24. Advective transport times in the river basin of lake Vombsjön

    University essay from Lunds universitet/Väg- och vattenbyggnad (CI); Lunds universitet/Teknisk geologi

    Author : Sarha Rodin Holst; Olivia Svensson; [2016]
    Keywords : Lake Vombsjön; advective transport; decentralized sewer systems; contaminant transport; transport times; ArcMap; Earth and Environmental Sciences;

    Abstract : The raw water source lake Vombsjön is situated in the center of southern Scania and provides drinking water by artificial groundwater recharge for approximately 450 000 inhabitants each day. More than 2800 households within the catchment of lake Vombsjön treats their domestic wastewater with a decentralized sewer system. READ MORE

  6. 25. Life cycle assessment comparison of CIPP lining and traditional pipe replacement

    University essay from KTH/Miljöstrategisk analys (fms)

    Author : Daniel Berglund; [2015]
    Keywords : Relining; CIPP lining; traditional pipe replacement; comparative; LCA; life cycle assessment; housing industry; sewage pipe renovation; sewage pipe replacement; environment;

    Abstract : During the so-called “Miljonprogrammet”, over a million homes were built in Stockholm. As the buildings mature, parts of the buildings reach their technical life times and it is time to renovate them. READ MORE