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Coupled Electro-Thermo-Mechanical Finite Element Modeling of the Spark Plasma Sintering Technique
- Source :
- ResearcherID, Metallurgical and Materials Transactions B, Metallurgical and Materials Transactions B, Springer Verlag, 2016, 47 (2), pp.1263-1273. ⟨10.1007/s11663-015-0514-8⟩
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Abstract
- International audience; This paper deals with the development of a novel and predictive finite element method (FEM) model coupling electrical, thermal, and mechanical time-dependent contributions for simulating the behavior of a powdery material submitted to a spark plasma sintering (SPS) treatment by using COMSOL Multiphysics (R) software. The original approach of this work lies in the use of the modified Cam-Clay model to solve the mechanical phenomenon occurring during a SPS sintering treatment. As the powder properties and behaviors are different from the final sintered material and display a nonlinear dependence as a function of temperature and pressure, the model includes the description of the sample densification. In this way, numerical and experimental results obtained on conductive model material (aluminum) such as temperature, stress distributions, and shrinkage, were directly compared. This FEM model demonstrated the ability to predict the powder behavior during temperature-controlled experiments precisely, as they are typically performed in the SPS technique. This approach exhibits a remarkable level of interest because it takes into account the nature of the material and also the specific characteristics of the powder studied.
- Subjects :
- Materials science
Structural material
020502 materials
Metals and Alloys
Spark plasma sintering
Sintering
02 engineering and technology
021001 nanoscience & nanotechnology
Condensed Matter Physics
Finite element method
Stress (mechanics)
[SPI.ELEC]Engineering Sciences [physics]/Electromagnetism
0205 materials engineering
Mechanics of Materials
Materials Chemistry
Forensic engineering
Coupling (piping)
Composite material
0210 nano-technology
Electrical conductor
Shrinkage
Subjects
Details
- ISSN :
- 10735615 and 15431916
- Database :
- OpenAIRE
- Journal :
- ResearcherID, Metallurgical and Materials Transactions B, Metallurgical and Materials Transactions B, Springer Verlag, 2016, 47 (2), pp.1263-1273. ⟨10.1007/s11663-015-0514-8⟩
- Accession number :
- edsair.doi.dedup.....071f965e5db613e4b9a003474315efb3