Patent Number: 6,167,863

Title: Engine with torque control

Abstract: An engine comprising a throttle controller operable in response to an intake air control command, a fuel controller operable in response to a fuel control command, and an engine controller for generating the intake air control command and the fuel control command. The engine controller determines a target equivalence ratio for detected operating state of the engine, controls a change between stratified charge combustion and homogeneous charge combustion, delays the target equivalent ratio, determines the intake air control command and the fuel control command in response to the delayed target equivalence ratio.

Inventors: Kazama; Isamu (Kanagawa, JP), Yasuoka; Masayuki (Yokohama, JP), Iwano; Hiroshi (Kanagawa, JP), Yoshino; Takahiro (Yokohama, JP)

Assignee: Nissan Motor Co., Ltd.

International Classification: F02D 41/18 (20060101); F02D 41/14 (20060101); F02D 41/30 (20060101); F02D 41/40 (20060101); F02D 11/10 (20060101); F02D 35/00 (20060101); F02B 017/00 (); F02D 041/14 ()

Expiration Date: 01/02/2018