88. june 9 heater test modeling highlights rutqvist
TRANSCRIPT
- 1. Used Fuel Disposition Campaign DECOVALEX-2015 heater test modeling highlights Jonny Rutqvist, Jens Birkholzer Lawrence Berkeley National Laboratory UFD WG Meeting in Las Vegas International Disposal R&D Sessions June 8, 2016
- 2. Used Fuel Disposition DECOVALEX-2015 Tasks related to Heater Experiments (2012-2015) DECOVALEX-2015 Task B1: Mont Terri HE-E experiment in Opalinus Clay (8 international research teams) - Step 1 Modeling HE-D heating experiment of Opalinus Clay and THM laboratory experiment on bentonite - Steps 2 and 3 HE-E experiment predictive modeling and interpretative analysis DECOVALEX-2015 Task B2: Horonobe EBS experiment in siliceous mudstone (5 international research teams) - Step 1 Benchmark calculation related EBS experiment for code comparison and bentonite characterization - Steps 2 and 3 Horonobe EBS predictive modeling and interpretative analysis Included up to 3 years of heating data (2011 to 2014) Heating at Horonobe EBS started January 2015
- 3. Used Fuel Disposition TOUGH-FLAC Model of Mont Terri HE-E Experiment FLAC3D Geomechanical Simulator TOUGH Multiphase Flow Simulator FLAC3D Geomechanical Simulator TOUGH Multiphase Flow Simulator Full multphase flow (gas and liquid ) simulations coupled with geomechanics
- 4. Used Fuel Disposition LBNL MODEL PREDICTION VS MEASURMENTS Relative Humidity Temperature Model Prediction Measurements 4
- 5. Used Fuel Disposition Date Presentation or Meeting Title 5 8 INTERNATIONAL MODELING TEAMS
- 6. Used Fuel Disposition Date Presentation or Meeting Title 6 Trends of heating and drying near heat source is captured in all models with some variations COMPARE RESULTS IN BENTONITE BUFFER Granular Bentonite Bentonite blocks Granular Bentonite Bentonite blocks
- 7. Used Fuel Disposition Concrete Lining Plug Heater Bentonite Sand layer Backfill 60m TOUGH-FLAC Model of Horonobe EBS Experiment 3D TOUGH-FLAC model grid June 10, 2015 UFD WG Meeting in Las Vegas 7
- 8. Used Fuel Disposition Date Presentation or Meeting Title 8 5 INTERNATIONAL MODELING TEAMS
- 9. Used Fuel Disposition Date Presentation or Meeting Title 9 20.0 30.0 40.0 50.0 60.0 70.0 80.0 0 50 100 150 Temperature Elapsed time (day) TE009 Thermocouple JAEA CAS BGR Inha Univ./KAERI LBNL/DOE Horonobe EBS Models vs Observations (5 DECOVALEX-2015 teams) 0.00 0.05 0.10 0.15 0.20 0 20 40 60 80 100 120 Stress(MPa) Elapsed time (day) TP009 Pressure cell JAEA CAS BGR Inha Univ./KAERI LBNL/DOE Temperature prediction good Stress very small after 75 days in both data and models (far from fully developed swelling)
- 10. Used Fuel Disposition Date Presentation or Meeting Title 10 Participating DECOVALEX-2015 provides access to multi-million dollar, multi-year experimental data for testing and validating models at a relevant scale Excellent forum for exchange of ideas and new approaches to model complex coupled processes Final DECOVALEX-2015 reports of have been delivered in May 2016 4 joint journal papers among international participants are in preparation (submission June 30, 2016) Look forward to DECOVALEX-2019 work on heater test data in Callovo-Oxfordian claystone (COx) at MHM URL France Concluding Remarks