Box-type postprocessor assembly
A post-processor and assembly technology, applied in the field of auto parts, to achieve the effect of strong noise reduction, low back pressure, and reduced radiation noise
Inactive Publication Date: 2013-04-17
CHINA FIRST AUTOMOBILE
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The invention belongs to the technical field of automobile parts and relates to a box-type postprocessor assembly. The box-type postprocessor assembly comprises a mixed unit, a post-processing unit and a noise reduction unit and is provided with sensors, and each of the mixed unit, the post-processing unit and the noise reduction unit consists of some of end covers, a shell, baffles, sound-absorbing tubes, a post-processing packaging assembly, acoustic boards and an air intake pipe. The box-type postprocessor assembly can be applicable to an SCR (selective catalytic reduction) postprocessor, a transparent POC (particulate organic carbon) filtering postprocessor with a catalyst coating, a DOC (diesel oxidation catalyst) postprocessor and a DPF (diesel particulate filter) postprocessor, enables an engine to meet national IV and national V emission regulations by combining corresponding built-in emission reduction measures, is capable of making effective use of space and is high in conversion efficiency, high in noise reduction capability and low in back pressure.
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