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Found 5 essays matching the above criteria.

  1. 1. Ram pump hydraulic air test. Pressure conditions and flow measurements: Experimental research and case study

    University essay from Högskolan i Gävle/Avdelningen för bygg- energi- och miljöteknik

    Author : Paula María Arizcun Zúñiga; [2018]
    Keywords : Ram pump; water hammer; pressure; efficiency; installation; drive pipe; delivery pipe; impulse valve;

    Abstract : This study consists of the development of a ram pump, which will allow the pumping of water without the need of external energy sources. It is considered an analysis of interest since, once it is finished; it can be applied in reality improving and facilitating different activities related to agriculture and health. READ MORE

  3. 2. Potential for low temperature district heating system : Integrating 4th generation district heating system with existing technology

    University essay from Mälardalens högskola/Akademin för ekonomi, samhälle och teknik

    Author : Majd Kamal; [2017]
    Keywords : Model; OpenModelica; retention flow; 4GDH; DHC; district cooling; combined heat and power; Lågtempererad fjärrvärme; fjärde generationen fjärrvärme; modellering; simulering; fjärrkyla; varmhållning;

    Abstract : This project presents a feasibility study and an investigation of the potential for low temperature district heating system in Västerås. The investigation treats integrations possibilities for 4GDH (4th Generation District Heating) in Kungsängens area in Västerås, which is undergoing a large-scale building-up and construction. READ MORE

  4. 3. DRAINAGE SYSTEM AND STORM WATER MANAGEMENT FOR NDOLA CENTRAL BUSINESS AREA, ZAMBIA

    University essay from Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Author : David Titus Banda; [2016]
    Keywords : Underbridge; Ndola; Central Business Area CBA ; Sustainable Urban Drainage System SUDS ; Storm Water Management Model SWMM ; Flooding.; Technology and Engineering;

    Abstract : Flooding of urban areas is a worldwide problem as cities grow and the amount of impermeable surfaces increase generating more surface runoff. In the Zambian city of Ndola, the capital of the Copperbelt Province, flooding occurs in some parts of the city especially on Dag Hammarskjöld Drive at the underbridge, which has been flooding every rainy season consecutively for 8 years now. READ MORE

  5. 4. Soil Plugging of Open-Ended Piles During Impact Driving in Cohesion-less Soil

    University essay from KTH/Jord- och bergmekanik

    Author : Victor Karlowskis; [2014]
    Keywords : soil plugging; impact driving; driving resistance; driving records; jordpluggning; slagdrivning; drivmotstånd; pålprotokoll;

    Abstract : During impact driving of open-ended piles through cohesion-less soil the internal soil column may mobilize enough internal shaft resistance to prevent new soil from entering the pile. This phenomena, referred to as soil plugging, changes the driving characteristics of the open-ended pile to that of a closed-ended, full displacement pile. READ MORE

  6. 5. Rötresttransport från en gårdsbaserad biogasproduktion : en fallstudie

    University essay from SLU/Dept. of Rural Buildings and Animal Husbandry [LBT]

    Author : Johan Christensson; [2007]
    Keywords : rötrest; gödsel; transporter; biogas;

    Abstract : Gården som jag har genomfört det här projektet på är Klevs Gård i Bohuslän. Gården har idag en djurproduktion med slaktsvin och värphöns samt en växtodling. Från djuren produceras knappt 2000 m3 gödsel om året och växtodlingen omfattar 250 hektar. READ MORE