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CURRENT & FUTURE TECHNOLOGIES IN AUTOMOTIVE ENGINEERING SIMULATION<br />

Fig. 4.3.6.1: Key Aspects of Materials Characterisation<br />

(courtesy of Dr Paul Wood, University of Warwick)<br />

4.4 Improving Confidence in the Use of Simulation<br />

4.4.1 Introduction<br />

Confidence has a considerable influence on the uptake and use of CAE<br />

models. It is reliant on good material information and is necessary for the<br />

successful integration of CAE within the design and engineering process.<br />

Without confidence a model has no obvious benefit or value.<br />

Six principal factors that contribute to the development of a successful CAE<br />

model, which is capable of guiding engineering research and design<br />

decisions, are highlighted in Fig.4.4.1.1. These factors affect model<br />

confidence and cover a broad range of topics as follows:<br />

• The Physical model - Subjective and rational validation, integration<br />

of the modelling with test departments, standardisation of models to<br />

ensure the repeatability and reliability of test data/test corridors.<br />

• Human resources and organisation - Quality control and<br />

capitalisation, detection of modelling errors, staff training and<br />

existing staff skills.<br />

• Data validity - Reliability/confidence in experiments, availability of<br />

geometrical and material data.<br />

30 |<br />

SIXTH FRAMEWORK PROGRAMME PRIORITY [6.2] [SUSTAINABLE SURFACE TRANSPORT]<br />

012497 AUTOSIM

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