At present,analysis of photocatalytic titanium dioxide (TiO2) activated carbon is made by,using photocatalytic titanium dioxide (TiO2) activated carbon regeneration mechanism,Photocatalytic titanium dioxide (TiO2) activated carbon regeneration and control system design are proposed,The paper introduced the mechanism of TiO2 activated carbon regeneration、the preparation methods and design scheme of the control system;Puts forward a control system hardware principle、TGS2600 air quality sensor circuit design、activated carbon layer conversion control unit design、regeneration with TL - 15 w/D 10 uV lamp control unit design and software design,The above are discussed and illustrated. In the photocatalytic titanium dioxide (TiO2) activated carbon regeneration and control system,Using the UV light intensity continuous monitoring and on-line dynamic adjustment, In combination with feedback, Using carbon layer continuous change design,Photocatalytic titanium dioxide (TiO2) activated carbon regeneration efficiency is very high,This design provides a reference for other similar design.