发明名称 |
CONTROL DEVICE FOR ENGINE |
摘要 |
An engine control system includes an EGR device 10 which connects an exhaust passage Ex and an intake passage I and has an EGR valve; an intake throttle valve 41 placed in the intake passage I; and an engine control unit which is provided with an engine operation data calculator A1 accumulating mileages of a vehicle or an engine operation period, a fuel injection controller A2 controlling a fuel injection amount and a fuel injection timing, an EGR controller A3 controlling an opening of the EGR valve; a throttle valve controller A4 controlling an opening of the intake throttle valve; and an EGR passage cleaning controller A5 which delays a fuel injection timing Tn, increases an opening ² g of the EGR valve, and reduces an opening ¸ s of the intake throttle valve when the total mileage or the total operation period calculated by the engine operation data calculator becomes equal to a predetermined threshold. |
申请公布号 |
EP1754873(A1) |
申请公布日期 |
2007.02.21 |
申请号 |
EP20050748487 |
申请日期 |
2005.06.02 |
申请人 |
MITSUBISHI FUSO TRUCK AND BUS CORPORATION |
发明人 |
KONDO, NOBUHIRO;TAKEDA, YOSHINAKA;TSUTSUI, YASUHIRO;TAKAHASHI, YOSHINORI;MURATA, MINEHIRO |
分类号 |
F02B37/00;F02D21/08;F01N13/02;F02B29/04;F02B37/24;F02D9/02;F02D29/02;F02D41/00;F02D41/02;F02D41/04;F02D43/00;F02D45/00;F02M25/07 |
主分类号 |
F02B37/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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