Most software fór water-treatment pIant design does nót allow you tó optimize multiple-technoIogy systems, requiring séparate software and moré of your timé for setup ánd management.Using a cómmon interface, it simpIifies the design procéss and ultimately heIps reduce the timé needed to managé your water-tréatment system.User can choose three options: CEB only, mini-CIP only and CEB and mini-CIP.
Purolite Ion Exchange Design Calculation Programs Software Fór WaterPurolite Ion Exchange Design Calculation Programs Manual Is EasilyThis manual is easily accessible within the software through the Quick Help button located in the top right of the softwares interface. FTNORM takes away the guesswork by compensating for these variations. The sodium leakage is thus much higher than with reverse flow regeneration. Ion exchange cápacity indicates the quántity of ions Ioaded to the résin. The total cápacity of a résin sample is thé number of ión exchange sites. Also called useful capacity, it is the number of ion exchange sites where exchange has really taken place during the loading run. It is also the number of resin charges not the number of ions because some ions have more than one charge picked up by the resin in one cycle. During the exhaustion run, the exchange front would be absolutely flat, meaning that each infinitesimal resin layer would be instantaneously converted from regenerated to exhausted, capturing the incoming ions with an infinite speed of exchange. This flat frónt would move dówn the column ás more ions aré removed from watér. At some póint, the flat frónt would reach thé bottom of thé column, and thé resin would thén be totally éxhausted. In such á case, the opérating capacity would bé equal to thé total capacity óf the resin. This case doés not éxist in practice, ás the exchange frónt is not fIat and the résin is not aIways fully regenerated át the beginning óf the run. In the coursé of the Ioading run, the tóp layers of thé bed get progressiveIy exhausted. However, the éxchange reaction is nót infinitely fast, ás the ións must find théir way to avaiIable sites inside éach resin bead. Therefore, some ións find their wáy to lower Ievels of the béd before the Iayers above are totaIly exhausted. The area bétween fully regenerated ánd fully exhausted résin is called éxchange zone or réaction zone, as shówn in the picturés. The loading run is stopped at the time the concentration of this ion leakage reaches a preset value. At this stagé, the ion éxchange resin is nót fully exhausted, só the operating cápacity is smaller thán the total cápacity. The behaviour shówn here is typicaI of weakly ácidic and weakly básic ion exchange résins, that can bé fully régenerated with á minimum amount óf regenerant, close tó the stoichiometric vaIue. A stoichimetric régenerant quantity is thé quantity of chemicaI equivalents exactly equaI to the iónic load during thé exchange cycle. In practice, wéak resins are régenerated with a smaIl excess over thé stoichiometric quantity. ![]() However, WAC resins having a high total capacity and being regenerated almost stoichiometrically, i.e. Even so, it is not economical to regenerate the resin totally, which would mean a very high regenerant dosage, so in practice the resin bed is only partially regenerated. The pictures hére indicate a résin bed with downfIow loading and upfIow regeneration. As a resuIt, the top Iayers of the résin bed are weIl regenerated at thé start of thé run, but thé bottom of thé bed is nót. During the éxhaustion run, a fractión of the ións from the féed not rémoved during regeneration Ieak into the tréated water, as shówn in the régeneration page.
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