Patent · US Expired

Apparatus, system, and method for adapting a filter regeneration profile

US7587892B2 · kind B2 · utility

13Cited by
37References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 2005
Grant dateSep 15, 2009
Priority date
Expiry dateMar 11, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/40
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

An apparatus, system, and method are disclosed for adapting a regeneration profile for a particulate filter. A controller's input module receives inputs relating to conditions of the filter or engine, and a regeneration vector module creates a regeneration vector. The regeneration vector is based on the inputs and comprises a plurality of regeneration parameters. An output module directs a regeneration mechanism to regenerate the particulate filter according to the regeneration vector. The inputs may include filter condition and regeneration opportunity availability, and the parameters may include temperature, particulate load, exhaust composition and flow rate, and regeneration opportunity recognition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.