Sökning: "chemical disinfection"

Visar resultat 1 - 5 av 22 uppsatser innehållade orden chemical disinfection.

  1. 1. Challenges and opportunities with shared data for Water Treatment Plants

    Master-uppsats, KTH/Maskinkonstruktion (Inst.)

    Författare :Johanna Bredhe; Abdulahi Ismail Hashi; [2022]
    Nyckelord :water treatment plants; shared data; water treatment processes; oxidation; chemical treatment; filtration; disinfection; open data; vattenverk; delade data; vattenreningsprocesser; oxidation; kemisk fällning; filtration; desinfektion; öppna data;

    Sammanfattning : The Swedish water sector faces many challenges in terms of climate change, worn out facilities and distribution systems as many of them were built in the 50-, 60- and 70s, but also increased cyber security concerns. Collaborations between different actors are therefore required to address these challenges. LÄS MER

  3. 2. Är avloppsreningsverk lämpliga mottagare av backspolvatten från simhallar?

    Kandidat-uppsats, KTH/Hållbar utveckling, miljövetenskap och teknik

    Författare :Ossian Ahlkvist; [2021]
    Nyckelord :;

    Sammanfattning : Simhallar används som fritidscenter, för sport eller som terapeutisk rehabilitering, och i Stockholms kommun finns det 15 kommunala simanläggningar samt väldigt många privata i form av till exempel hotellpooler. Ett relativt ouppmärksammat problem som finns med dessa pooler ligger i de kemiska reaktioner som händer i vattnet. LÄS MER

  4. 3. Sustainable water treatment processes : Scenarios for a better environment in Håbo municipality

    Kandidat-uppsats, Uppsala universitet/Institutionen för kemi - Ångström; Uppsala universitet/Institutionen för kemi - BMC

    Författare :Oskar Trozell; Daniel Wiman; Elis Wiggins; Elin Stigenberg; Alva Bergström; Emilia Andersson; [2021]
    Nyckelord :Drinking water treatment; Water treatment; Drinking water; Sustainable drinking water; Sustainable water treatment; Filtration; Water disinfection; Chemical reduction; Water treatment; Ultrafiltration; Ozone; Active carbon filtration; Infiltration; UV-radiation; Environment affection; vattenteknik; membran; Reningsteknik; filtrering; vattenrening; desinfektion; vattenreningsverk; dricksvatten; ozonering; kolfilter;

    Sammanfattning : Clean drinking water is a vital part of our society and a basic human right. With an ever growing population and a decreasing quality of raw water, new methods need to be introduced to keep up with the demand for clean, biostable, and sustainable production of drinking water. LÄS MER

  5. 4. Assessment of on-site wastewater treatment systems in unsewered communities in Jordan

    Master-uppsats, KTH/Hållbar utveckling, miljövetenskap och teknik

    Författare :Hani Yahya Ali Shubail; [2020]
    Nyckelord :Constructed wetland; Decentralized wastewater treatment; Jordan; On-site wastewater treatment system;

    Sammanfattning : Centralized wastewater treatment systems need substantial funds besides high-cost operation and maintenance programs, which could be considered unsuitable for low-income developing countries. As a solution, it becomes the trend towards on-site wastewater treatment systems (OWTs) due to its cost-effectiveness and flexibility of implementation and management. LÄS MER

  7. 5. The possibilities of recycling wash water at Vidinge

    Master-uppsats, Lunds universitet/Kemiteknik (CI)

    Författare :Julia Mauritzson; [2020]
    Nyckelord :reuse; treatment; fresh-cut; water engineering; environmental engineering; avloppsteknik; vattenförsörjningsteknik; Technology and Engineering;

    Sammanfattning : Water is a resource of importance and with drier weather around the world, including Swe-den, there is a risk of too low levels of water to satisfy for instance households, animals and industries in the future. Fresh-cut fruit and vegetable industries are water intense and almost all process water is used in the washing process. LÄS MER