Absorptive?dehumidifying?rotor?is?the?core?part?of?the?unit.?It?is?made?of?solid?compound?heat-resistant?glass?fiber?into?cellular?pipe?structure,?which?is?evenly?coated?with?silicate?sorbent,?forming?a?big?adsorbing?surface.?The?sealing?device?separates?the?rotor?into?270 ? ?fan-shaped?dehumidification?area?and?90 ? fan-shaped?regeneration?area.?The?moist?air?to?be?processed?is?sent?to?the?dehumidification?area?of?the?rotor?by?the?processing?fan;?the?moisture?in?the?air?is?adsorbed?by?the?sorbent?to?get?dry?airflow?with?relatively?low?humidity,?thus?achieving?humidification;?meanwhile,?the?regenerated?air,?after?heated?(145C),?passes?through?the?regeneration?area?of?the?rotor?reversely,?and?desorbs?and?takes?away?the?moisture?in?the?sorbent,?restoring?the?adsorbing?capability?of?the?sorbent.?The?decelerator?drives?the?rotor?to?run?at?a?low?velocity?of?5-50r/h;?the?whole?process?is?a?repeated?cycle?of?dehumidification?and?regeneration,?during?which?dehumidifying?effect?is?achieved?and?stable?dry?airflow?is?obtained.