简介:Inthispaper,theself-regenerationprocessofthemixedresinsconsistingofcationandanionionexchangersintheelectrolialyserofthepackedbedisanalyzed,andanelectricregenerationmethodisputforwardtosupplythedesalinatedwaterbymixedbed.Theelectricregenerationtechnologyisanewoneusedforregenerationoftheexhaustedionexchangersinthemixedbed,insteadofthetraditionalregeneratingprocessbyusingacidandalkaliliquor.Electricenergyisconsumedtoregeneratetheionexchangersloadedbysaltsfromwatertreatmentwithoutanychemicals-acidandalkali.Theadvantageoftheelectricregenerationprocessexhibitedconvenientoperation,nodischargeanywaste,andthereforenopollutiontothereceivingwaterbodyandtheenvironmentalground.
简介:ItwasgenerallyconsideredthatcontaminationofthegeltypepolystyrenestrongbasicanionexchangeresinbyorganicmatterinnaturalwateristheresultofionexchangeandVanderwaal′sadsorptiononit.Onthebasisoflaboratoryandindustrialexperiments,thispaperconfirmedthattheinterreactionbetweenorganicmatterandresinpolymermatrixisprimarilycontroledbyaVanderwaal′sadsorption.