Adaptation of the chevron-notch beam fracture toughness method to specimens harvested from diesel particulate filters
Abstract
In this paper, the apparent fracture toughness of a porous cordierite ceramic was estimated using a large specimen whose geometry was inspired by the ASTM-C1421-standardized chevron-notch beam. In this paper, using the same combination of experiment and analysis used to develop the standardized chevron-notch test for small, monolithic ceramic bend bars, an apparent fracture toughness of 0.6 and 0.9 MPa√m were estimated for an unaged and aged cordierite diesel particulate filter structure, respectively. Finally, the effectiveness and simplicity of this adapted specimen geometry and test method lends itself to the evaluation of (macroscopic) apparent fracture toughness of an entire porous-ceramic, diesel particulate filter structure.
- Authors:
-
- Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge Tennessee
- Department of Engineering, University of Mount Union, Alliance Ohio
- Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge Tennessee; Oak Ridge Associated Universities, Oak Ridge, Tennessee
- Publication Date:
- Research Org.:
- Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
- Sponsoring Org.:
- USDOE Office of Energy Efficiency and Renewable Energy (EERE), Vehicle Technologies Office (EE-3V); National Biodiesel Board (NBB) (United States); United Soybean Board (USB) (United States)
- Contributing Org.:
- University of Mount Union, Alliance, OH (United States); Oak Ridge Associated Univ., Oak Ridge, TN (United States)
- OSTI Identifier:
- 1343531
- Grant/Contract Number:
- AC05-00OR22725
- Resource Type:
- Accepted Manuscript
- Journal Name:
- International Journal of Applied Ceramic Technology
- Additional Journal Information:
- Journal Volume: 14; Journal Issue: 3; Journal ID: ISSN 1546-542X
- Publisher:
- Wiley
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 36 MATERIALS SCIENCE; fracture mechanics/toughness; porous materials; toughness; diesel particulate filter
Citation Formats
Wereszczak, Andrew, Jadaan, Osama, Modugno, Max, Hatala, Glenn, and Lance, Michael. Adaptation of the chevron-notch beam fracture toughness method to specimens harvested from diesel particulate filters. United States: N. p., 2017.
Web. doi:10.1111/ijac.12653.
Wereszczak, Andrew, Jadaan, Osama, Modugno, Max, Hatala, Glenn, & Lance, Michael. Adaptation of the chevron-notch beam fracture toughness method to specimens harvested from diesel particulate filters. United States. https://doi.org/10.1111/ijac.12653
Wereszczak, Andrew, Jadaan, Osama, Modugno, Max, Hatala, Glenn, and Lance, Michael. Wed .
"Adaptation of the chevron-notch beam fracture toughness method to specimens harvested from diesel particulate filters". United States. https://doi.org/10.1111/ijac.12653. https://www.osti.gov/servlets/purl/1343531.
@article{osti_1343531,
title = {Adaptation of the chevron-notch beam fracture toughness method to specimens harvested from diesel particulate filters},
author = {Wereszczak, Andrew and Jadaan, Osama and Modugno, Max and Hatala, Glenn and Lance, Michael},
abstractNote = {In this paper, the apparent fracture toughness of a porous cordierite ceramic was estimated using a large specimen whose geometry was inspired by the ASTM-C1421-standardized chevron-notch beam. In this paper, using the same combination of experiment and analysis used to develop the standardized chevron-notch test for small, monolithic ceramic bend bars, an apparent fracture toughness of 0.6 and 0.9 MPa√m were estimated for an unaged and aged cordierite diesel particulate filter structure, respectively. Finally, the effectiveness and simplicity of this adapted specimen geometry and test method lends itself to the evaluation of (macroscopic) apparent fracture toughness of an entire porous-ceramic, diesel particulate filter structure.},
doi = {10.1111/ijac.12653},
journal = {International Journal of Applied Ceramic Technology},
number = 3,
volume = 14,
place = {United States},
year = {Wed Jan 18 00:00:00 EST 2017},
month = {Wed Jan 18 00:00:00 EST 2017}
}
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