K. Linga (KL) Murty < Research Achievements - PowerPoint PPT Presentation

1 / 10
About This Presentation
Title:

K. Linga (KL) Murty < Research Achievements

Description:

Prediction of Dimensional Changes. Zr alloying and radiation effects ... grain-shape anisotropy. in-reactor prediction. Stress and Temperature Dependence ... – PowerPoint PPT presentation

Number of Views:25
Avg rating:3.0/5.0
Slides: 11
Provided by: Suna5
Learn more at: http://www4.ncsu.edu
Category:

less

Transcript and Presenter's Notes

Title: K. Linga (KL) Murty < Research Achievements


1
K. Linga (KL) Murtylt Research Achievements hcp
metals gt
  • HCP metals (effect of c/a ratio)
  • Processing effects on texture microstructure
  • Experimental modeling (CODF-Plasticity)
  • Prediction of Dimensional Changes
  • Zr alloying and radiation effects
  • Ti alloying and annealing effects - in progress
  • Mg wrought vs cast - in progress

Nov. 00
2
hcp metalseffects of c/a-ratio and alloying
high
low
ideal
Ti / Zr
Mg
Zn
Ti
Ti-Al-V
Zr
Zr-Nb
in-service prediction
formability
Nov. 00
3
CODF-Slip Model
Nov. 00
4
Biaxial Creep
a 1
Biaxial Creep eq, ez vs sq, sz sq vs sz at
constant W W Ü Creep Locus
5
Creep Loci
CWSR
CWSR
sq vs sz at constant W
Recrystallized
6
Zircaloys Expt vs CODF-slip Model Life
Prediction
cold-work texture grain-shape anisotropy
in-reactor prediction
?
7
Stress and Temperature Dependence
8
Model Equations for Predicting In-Reactor Creep
Thermal Creep Steady-State Creep-Rate Creep
Strain , where Effect of Stress
Changes Generalized Stress Strain - Rate
Radiation Creep Growth
in-reactor prediction
?
9
Transients in Creep - Irradiated Zry-2
Franklin Model
NCSU Model
10
Dislocation MicrostructuresInfluence of Alloying
/ Stress-State
cp-Ti vs Ti3Al2.5V
Biaxial Loading vs Uniaxial Loading
need further investigation
Nov. 00
Write a Comment
User Comments (0)
About PowerShow.com