Title:
SWIRL MIXING TYPE EXHAUST AFTERTREATMENT BOX AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/054179
Kind Code:
A1
Abstract:
An aftertreatment box for treating engine exhaust comprises first to third chambers (2,3,4), an exhaust inlet member (14) and a treating fluid inlet member (15) for inputting a stream of exhaust and a jet of exhaust treating fluid into the first chamber (2) respectively, and a tubular treatment assisting element (9) extending through the second chamber (3) and opened into the third chamber (4). The exhaust inlet member (14) is arranged in an orientation that allows a swirl motion of the stream of exhaust to be generated in the first chamber (2), and the treating fluid inlet member (15) is arranged in an orientation that allows the treating fluid to flow into the swirl stream of exhaust and be mixed therein. An exhaust aftertreatment system comprises such an aftertreatment box and a treating fluid injection device.
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Inventors:
ERMANOTAN MURAT (CN)
ALT CHRISTIAN (CN)
ALT CHRISTIAN (CN)
Application Number:
PCT/CN2015/091250
Publication Date:
April 06, 2017
Filing Date:
September 30, 2015
Export Citation:
Assignee:
BOSCH GMBH ROBERT (DE)
ERMANOTAN MURAT (CN)
ALT CHRISTIAN (CN)
ERMANOTAN MURAT (CN)
ALT CHRISTIAN (CN)
International Classes:
B01D53/94; F01N3/28
Domestic Patent References:
| WO2011073717A1 | 2011-06-23 |
Foreign References:
| CN201551965U | 2010-08-18 | |||
| US5238395A | 1993-08-24 |
Attorney, Agent or Firm:
NTD PATENT AND TRADEMARK AGENCY LIMITED (CN)
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