Methods and issues for the combined use of integral experiments and covariance data

5^th SG33 meeting, May 2011

The fifth Subgroup meeting was held at the NEA, Issy-les-Moulineaux, France, on 11 May 2011

Introduction

Welcome, approval of agenda, action items from last meeting, M. Salvatores

Adjustment methodologies

Adjustment methodology in use at CIAE, H. Wu

Experiment analysis

ZPPR-9 updated results, R. McKnight

Cross section covariance matrix

Sensitivity/Uncertainty analysis, W. Wang
Release of COMMARA-2.0 to participants, M. Herman

Experiment covariance matrix

Integral experiment covariance, M. Ishikawa (June 2010)
Proposal for how to determine Error Matrix of Analytical Modeling, M. Ishikawa (November 2010)

WPNCS EG on Uncertainty Analysis for Criticality Safety Assessment (UACSA)

Overview of activities of the UACSA Expert Group, T. Ivanova

Uncertainty evaluation on the target systems

Uncertainty analysis using ERANOS with JEF(F), ERALIB1 and BOLNA data, S. Pelloni
Uncertainty Estimation of Target System with the new COMMARA Covariance Matrix, R. McKnight
Nuclear data uncertainty propagation: Preliminary results, D. Rochman

Benchmark results - Phase I

Adjustment Results based on JENDL-4.0, M. Ishikawa
Status of CEA Activities in SG33, C. de Saint Jean
INL Adjustment Results Based on ENDF/B-VII and COMMARA 2.0, G. Palmiotti
Simulation of Cross-section Adjustment (see also the Excel file), M. Ishikawa

Last update: 22 August 2011