电絮凝-Electrocoagulation in the treatment of industr

电絮凝-Electrocoagulation in the treatment of industrial waters and wastewaters(Thesis for the degree of Doctor of Science (Technology))•VISIONS•SCIENCE•TECHNOLOGY•RESEARCHHIGHLIGHTSDissertation19VTTSCIENCE19ElectrocoagulationinthetreatmentofindustrialwatersandwastewatersISBN978-951-38-7940-2(softbacked.)ISBN978-951-38-7941-9(URL:http://www.vtt.fi/publications/index.jsp)ISSN2242-119X(softbacked.)ISSN2242-1203(URL:http://www.vtt.fi/publications/index.jsp)ElectrocoagulationinthetreatmentofindustrialwatersandwastewatersChemicalcoagulationiscommonlyusedinrawwaterandwastewatertreatmentplantsforthedestabilisationofpollutantssothattheycanberemovedinthesubsequentseparationprocesses.Themostcommonlyusedcoagulationchemicalsarealuminiumandironmetalsalts.Electrocoagulationtechnologyhasalsobeenproposedforthetreatmentofrawwatersandwastewaters.Withthistechnology,metalcationsareproducedontheelectrodesviaelectrolysisandthesecationsformvarioushydroxidesinthewaterdependingonthewaterpH.Inadditiontothismainrea