| abstract |
An engine exhaust gas treatment system and method. The engine exhaust gas treatment system comprises an exhaust gas dust removal system and an exhaust gas ozone purification system. The exhaust gas ozone purification system comprises an ozone amount control device (209) for controlling an amount of ozone to effectively oxidize gas components to be treated in an exhaust gas, and the ozone amount control device (209) comprises a control unit (2091). The present engine exhaust gas treatment system may effectively remove particulate matter from the engine exhaust gas, and has a better purification and treatment effect on the engine exhaust gas. |