Systems and methods for monitoring catalyst device integrity
US8201443B2 · kind B2 · utility
5Cited by
6References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2008 |
| Grant date | Jun 19, 2012 |
| Priority date | — |
| Expiry date | Aug 4, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Systems and methods for monitoring catalyst presence, reverse and damage in an aftertreatment device. The disclosed systems and methods involve calculating the heat capacity of the catalyst device based on information received from sensors for measuring temperatures at the inlet and outlet of the SCR device and the exhaust mass flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.