发明申请
US20110296814A1 COLD START HYDROCARBON EMISSION REDUCTION CONTROL STRATEGY FOR ACTIVE HYDROCARBON ADSORBER 有权
主动碳氢化合物冷却碳排放减少控制策略

COLD START HYDROCARBON EMISSION REDUCTION CONTROL STRATEGY FOR ACTIVE HYDROCARBON ADSORBER
摘要:
A control system may include an adsorber bypass evaluation module, an adsorber bypass control module and an engine operation control module. The adsorber bypass evaluation module may evaluate a bypass closing criterion of a hydrocarbon adsorber bypass passage in an engine exhaust gas treatment device after an engine key-on condition. The adsorber bypass control module may be in communication with the adsorber bypass evaluation module and may close the hydrocarbon adsorber bypass passage after the key-on condition when the bypass closing criterion meets a predetermined condition. The engine operation control module may be in communication with the adsorber bypass control module and may start the engine after the closing.
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