Transient exhaust gas improvement by ada
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Satoshi Takagi; Takeshi Sakamaki; Shigeyuki Morita; Takeshi Takiyama; Masuo Taki
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Article
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1998
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Elsevier Science
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English
โ 359 KB
Three-way catalyzer (TWC) is the most common exhaust gas treatment device for gasoline engines. A/F must be, however, kept within very narrow range. The conventional engine control system can maintain this by 02 feedback in a steady state, but not in a transient state. To overcome this, feed-forward