Sökning: "roughing filtration"

Hittade 2 avhandlingar innehållade orden roughing filtration.

  1. 1. Removal of Natural Organic Matter and Control of Trihalomethanes Formation in Water Treatment

    Författare :Herbert Mpagi Kalibbala; Elzbieta Plaza; Olle Wahlberg; Rose Kaggwa; Stein Wold Osterhus; KTH; []
    Nyckelord :Water treatment; pumice; roughing filtration; trihalomethanes; coagulant aid; volcanic ash; Vattenrening; pimpsten; grovfiltrering; trihalometaner; koaguleringsmedel; vulkanaska;

    Sammanfattning : Volcanic ash, pumice and Moringa oleifera (M. oleifera) were investigated as indigenous materials for removal of natural organic matter (NOM) at Kampala and Masaka water treatment plants in Uganda. LÄS MER

  3. 2. Challenges and Opportunities For Safe Water Supply in Mozambique

    Författare :Nelson Matsinhe; Avdelningen för Teknisk vattenresurslära; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; service quality; sustainability.; water treatment; water supply;

    Sammanfattning : In Mozambique, despite considerable investments in the promotion of drinking water supplies, the access to quality water of sufficient quantity for the majority of people is still far from optimal. Current official figures report that nearly half of the country´s population and about 45 per cent of urban residents do not have access to safe water. LÄS MER