490ZQ增压发动机达欧Ⅰ排放的研究

Study of Emission Meeting EURO I on 490ZQ Turbocharged Engine

通过对490ZQ增压发动机的气缸盖和燃烧室的优化设计,并对其正确匹配P型油嘴、高压油泵、增压器、喷油提前器,使490ZQ增压发动机严格达到欧Ⅰ排放。

Through the optimun designs of cylinder head and combustion chamber and catching the P type nozzle, highpressure pump, turbocharger and injection timer, 490ZQ turbocharged engine can meet EURO I emission standard.