A low-carbon self-balance cooking fume purifier, comprising: a power system, comprising a fume extraction fan , a blower fan , an air curtain fan , a check valve actuator , a control circuit, and an intelligent controller ; wherein the blower fan is configured to exhaust cooking fumes; and the fume extraction fan , a plenum chamber and the air curtain fan constitute a fume extraction system; a fume exhaust system, comprising the plenum chamber , the blower fan , and a check valve ; a silencing system, comprising a pre-filter , a silencer, the plenum chamber , and the air curtain fan ; and an energy-saving system, comprising an air curtain inlet duct , an air curtain outlet duct , and the air curtain fan , wherein, the air curtain in the power system is installed on the air curtain inlet duct ; an upper end of the air curtain fan is connected to the fume extraction fan ; an upper end of the fume extraction fan is connected to the blower fan ; the check valve actuator is installed at an air outlet of the blower fan ; and a control end of the fume extraction fan , a control end of the blower fan , a control end of the check valve actuator, actuator , and a control end of the air curtain fan are electrically connected to the intelligent controller, and wherein, an air outlet of the fume extraction fan and an air inlet of the blower fan are connected through an internal space of the plenum chamber ; the air outlet of the fume extraction fan and the air curtain inlet duct are connected through the internal space of the plenum chamber ; an air curtain air flow is derived from an air flow exhausted from the fume extraction fan . a power system, comprising a fume extraction fan , a blower fan , an air curtain fan , a check valve actuator , a control circuit, and an intelligent controller ; wherein the blower fan is configured to exhaust cooking fumes; and the fume extraction fan , a plenum chamber and the air curtain fan constitute a fume extraction system; a fume exhaust system, comprising the plenum chamber , the blower fan , and a check valve ; a silencing system, comprising a pre-filter , a silencer, the plenum chamber , and the air curtain fan ; and an energy-saving system, comprising an air curtain inlet duct , an air curtain outlet duct , and the air curtain fan , wherein, the air curtain in the power system is installed on the air curtain inlet duct ; an upper end of the air curtain fan is connected to the fume extraction fan ; an upper end of the fume extraction fan is connected to the blower fan ; the check valve actuator is installed at an air outlet of the blower fan ; and a control end of the fume extraction fan , a control end of the blower fan , a control end of the check valve actuator, actuator , and a control end of the air curtain fan are electrically connected to the intelligent controller, and wherein, an air outlet of the fume extraction fan and an air inlet of the blower fan are connected through an internal space of the plenum chamber ; the air outlet of the fume extraction fan and the air curtain inlet duct are connected through the internal space of the plenum chamber ; an air curtain air flow is derived from an air flow exhausted from the fume extraction fan . <EOS>