发明名称 |
Catalyst deterioration detecting apparatus |
摘要 |
A heat generation amount qr/r per unit flow amount of combustible substances supplied to a catalyst is estimated based on upstream and downstream temperature information and supplemental engine information. A deteriorated condition of the catalyst is detected based on a judgement whether or not the estimated heat generation amount is smaller than a predetermined judging value D.
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申请公布号 |
US7048891(B2) |
申请公布日期 |
2006.05.23 |
申请号 |
US20020176638 |
申请日期 |
2002.06.24 |
申请人 |
DENSO CORPORATION |
发明人 |
KINUGAWA MASUMI;SEKIGUCHI KIYONORI;KUBOSHIMA TSUKASA |
分类号 |
G01N25/28;G01N31/12;F01N3/02;F01N3/035;F01N3/10;F01N3/18;F01N3/20;F01N9/00;F01N11/00;F02B37/00;F02D41/38;F02D45/00;G01N25/30;G01N31/10;G05D23/00 |
主分类号 |
G01N25/28 |
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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