Essays about: "membrane reject water"

Found 4 essays containing the words membrane reject water.

1. 1. IMPLEMENTATION OF NITROGEN RECOVERY AT WASTEWATER TREATMENT PLANTS TO COMPLEMENT ARTIFICIAL FERTILISER PRODUCTION : An investigation of the nitrogen recovery potential, energy consumption and environmental impacts at Kungsängens wastewater treatment plant in Västerås, Sweden

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

   Author : Cassandra Kestran; Olivia Larsson; [2023]
   Keywords : Ammonia stripping; Eutrophication; Fertiliser production; Gas permeable membrane; Haber-Bosch; Nitrogen management; Nitrogen recovery technologies; Nitrogen removal; Reject water;

   Abstract : As Kungsängens wastewater treatment plant is considering a move, it opens up a possibility to implement nitrogen recovery technologies that comply with current and future legislative requirements. Nitrogen recovery offers simultaneous treatment of wastewater and collection of concentrated ammonia products for fertiliser production. READ MORE

3. 2. Removal of poly- and perfluoroalkyl substances from water using the BDD electrode

   University essay from SLU/Dept. of Aquatic Sciences and Assessment

   Author : Winnie Nassazzi; [2018]
   Keywords : PFAS; drinking water; advanced oxidation processes; membrane reject water; electrochemical treatment; BDD electrode;

   Abstract : Poly-and perfluoroalkyl substances (PFASs) have been used for a wide range of purposes due to their unique properties. Unfortunately, these compounds have been associated with several adverse health effects and high persistence in the environment, therefore, creating a need for their elimination from the environment. READ MORE

4. 3. Evaluation of the Removal Efficiency of Per- and Polyfluoroalkyl Substances in Drinking Water using Nanofiltration Membranes, Active Carbon and Anion Exchange

   University essay from Uppsala universitet/Luft-, vatten- och landskapslära

   Author : Klara Lindegren; [2015]
   Keywords : PFASs; perfluoroalkyl substances; removal efficiency; NF; nanofiltration; membrane; GAC; granular activated carbon; AE; anion exchange; PFAS; perfluorerade alkylsubstanser; reningseffektivitet; NF; nanofiltrering; membran; GAC; granulärt aktivt kol; AE; jonbytarmassa;

   Abstract : Per- and polyfluoroalkyl substances (PFASs) is a group of man-made, highly persistent chemicals. Due to the specific surface-active attributes of these molecules, applications are numerous and feed an economically important industry. During the last decade, PFASs have been detected globally in the environment, living organisms and tap water. READ MORE

5. 4. Social, Economical and Technical Evaluation of a reverse osmosis drinking water plant in the Stockholm Archipelago

   University essay from KTH/Industriell ekologi

   Author : Jonas Lindkvist; [2007]
   Keywords : Reverse osmosis; desalination; brackish seawater; groundwater; drinking water;

   Abstract : The drinking water plant in this case study is a combined groundwater and reverse osmosisplant in the Stockholm archipelago. The reverse osmosis purification step was added to theplant in 1995. This technique is relatively new in Sweden and there are possibilities for it tobecome a good complement to conventional drinking water treatment. READ MORE