JP2018508687A - 内燃機関の排気ガスを浄化するための排気ガス浄化コンポーネント - Google Patents
内燃機関の排気ガスを浄化するための排気ガス浄化コンポーネント Download PDFInfo
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- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
- F01N3/2026—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
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Abstract
Description
Claims (9)
- 排気ガス浄化コンポーネント(1)であって、
流入開口部(3)および流出開口部(4)を有するハウジング(2)と、
前記ハウジング(2)内に配置され、外郭(7)を有する第1のハニカム構造体(5)と、
を備え、前記外郭(7)は、前記ハウジング(2)内で、排気ガスが通流可能な外面(8)を有しており、
さらに添加装置(9)を備え、該添加装置(9)によって、排気ガス浄化用添加剤を前記外郭(7)の前記外面(8)に添加可能であることを特徴とする、排気ガス浄化コンポーネント(1)。 - 前記外郭(7)の前記外面(8)と、前記ハウジング(2)との間に、少なくとも1つのバイパス流路(6)が構成されており、該少なくとも1つのバイパス流路(6)により、前記流入開口部(3)から前記流出開口部(4)に通流する排気ガス流(17)の排気ガス部分流(10)が、前記第1のハニカム構造体(5)をバイパス可能であり、前記添加装置(9)は、前記バイパス流路(6)に配置されており、これによって、前記排気ガス浄化用添加剤を前記バイパス流路(6)内へ添加可能である、請求項1記載の排気ガス浄化コンポーネント(1)。
- 前記バイパス流路(6)内において、排気ガス通流方向で見て、前記添加装置(9)の手前に、前記バイパス流路(6)を通って流れる前記排気ガス部分流(10)が通流する第2のハニカム構造体(12)が配置されている、請求項2記載の排気ガス浄化コンポーネント(1)。
- 前記バイパス流路(6)内において、排気ガス通流方向で見て、前記添加装置(9)の手前に、前記バイパス流路を通って流れる前記排気ガス部分流(10)を加熱可能であるヒータ(15)が配置されている、請求項2または3記載の排気ガス浄化コンポーネント(1)。
- 前記添加装置(9)によって添加される前記排気ガス浄化用添加剤が当接する、前記外郭(7)の前記外面(8)の当接領域(13)に、前記外郭(7)の前記外面(8)を加熱可能な表面ヒータ(14)が配置されている、請求項2から4までのいずれか1項記載の排気ガス浄化コンポーネント(1)。
- 排気ガス通流方向で見て、前記バイパス流路(6)および前記第1のハニカム構造体(5)の手前に、前記排気ガス流(17)の、前記バイパス流路(6)を通って流れる前記排気ガス部分流(10)も、前記第1のハニカム構造体(5)を通って流れる排気ガス主流(16)も加熱可能であるヒータ(15)が配置されている、請求項2から5までのいずれか1項記載の排気ガス浄化コンポーネント(1)。
- 前記第1のハニカム構造体(5)は、前記流入開口部(3)を通って、当該排気ガス浄化コンポーネント(1)内に流入する前記排気ガス流(17)が、前記第1のハニカム構造体(5)を完全に通過するように配置されており、さらに前記排気ガス浄化コンポーネント(1)は、少なくとも1つの偏向装置(18)を備えており、該偏向装置(18)によって、前記第1のハニカム構造体(5)から流出する前記排気ガス流(17)は、前記外郭(7)の前記外面(8)上を通流するように偏向される、請求項1記載の排気ガス浄化コンポーネント(1)。
- 前記少なくとも1つの偏向装置(18)において、少なくとも1つのバイパス流路(6)が構成されており、該少なくとも1つのバイパス流路(6)によって、前記第1のハニカム構造体(5)から流出する前記排気ガス流(17)の排気ガス部分流(10)が、前記外郭(7)の前記外面(8)上を通流することなく、前記ハウジング(2)の流出開口部(4)に通流可能である、請求項7記載の排気ガス浄化コンポーネント(1)。
- 内燃機関(20)と、該内燃機関(20)の排気ガスを浄化するための排気ガス処理装置(21)とを備え、該排気ガス処理装置(21)は、請求項1から8までのいずれか1項記載の排気ガス浄化コンポーネント(1)を有していることを特徴とする、自動車(22)。
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PCT/EP2016/051269 WO2016116579A1 (de) | 2015-01-23 | 2016-01-21 | Abgasreinigungskomponente zur reinigung der abgase einer verbrennungskraftmaschine |
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