Sökning: "drilling mud"

Hittade 3 uppsatser innehållade orden drilling mud.

  1. 1. Technical and Economical Analysis of Ground Source Heat Pump Systems with BHE in Poland

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM); KTH/Tillämpad termodynamik och kylteknik

    Författare :Michal Wajman; [2011]
    Nyckelord :Ground Source Heat Pumps; Borehole Heat Exchanger;

    Sammanfattning : Nowadays, Ground Source Heat Pumps (GSHPs) are more frequently acting as a main or the only device covering the building heat/cool demand. The most efficient way to extract/dissipate the low-temperature heat from/to the ground is by means of Borehole Heat Exchanger (BHE). LÄS MER

  3. 2. Chromite in serpentine mud volcanoes of the Mariana forearc: Implications for abiotic organic reactions

    Magister-uppsats, Institutionen för geologiska vetenskaper

    Författare :Iga Sagatowska; [2010]
    Nyckelord :;

    Sammanfattning : The Mariana convergent plate margin is a non- accretionary subduction system in the western Pacific Ocean. Subduction of the Pacific plate causes dissolution of carbonate minerals releasing inorganic carbon, and causes dehydration of hydrous minerals in the subducted slab, generating hydrous fluids. LÄS MER

  4. 3. IAS Water project in Sudan

    Kandidat-uppsats, JTH, Byggnadsteknik

    Författare :Samuel Johansson; [2007]
    Nyckelord :Vattenprojekt; vattenförsörjning; brunnsborrning; brunnar; Sudan; vatten; bistånd; NGO; hjälporganisation;

    Sammanfattning : Northern Bahr el Ghazal area in southwestern part of Sudan was severely affected by the civil wars in Sudan. This has led to lacks of development in most areas, not least water supply. In combination with a high number of refugees returning to the area the water situation is very difficult. LÄS MER