发明名称 Regulation of richness of combustible mixture in direct-injection IC engine
摘要 The process involves utilising a calculator linked to sensors of rotational speed (N), accelerator pedal depression (PP), coolant and intake air temps. (Te,Ta) and exhaust gas composition (lambda m) incorporating circuits for determining the optimal mixture (110), nominal throttle opening (111) and optimal fuel injection (112) from tables constructed at the design stage and interpolated in running. The measured composition is compared with the ideal to produce an error signal (delta lambda) for a controller (113) supplying a correction (delta alpha P) for the throttle opening. A discriminator (114) modifies the calculations in engine-braking mode.
申请公布号 FR2722248(A1) 申请公布日期 1996.01.12
申请号 FR19940008700 申请日期 1994.07.11
申请人 SIEMENS AUTOMOTIVE SA 发明人 AUBOURG ALAIN
分类号 F02B75/02;F02D41/08;F02D41/38;F02D43/00;(IPC1-7):F02D41/38;G05B17/00 主分类号 F02B75/02
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