The paperaimstooverviewvariousmathematicalmodelsformodelingthesimultaneousheatandmass
transfer processintheliquiddesiccantdehumidifier.Firstly,thedehumidification principleisintroduced
briefly.Thenthemodelsareinterpretedintermsoftwoclassesofdehumidifiers. Fortheadiabatic
dehumidifier,themodelsaremainlyclassified intothreetypes: finite differencemodel,effectiveness NTU
(ε–NTU) model,andsimplified models.Fortheinternallycooleddehumidifier,therearealsothreekinds
of models:modelswithoutconsideringliquid film thickness,modelsconsideringuniformliquid film
thickness, andmodelsconsideringvariableliquid film thickness.Thisreviewismeaningfulfor
comprehending thedevelopmentprocessandresearchstatusofthemodelsandchoosingsuitable
models forprediction.Inaddition,somesuggestionsareproposedforthemodelimprovement.