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Article | REF: M3565 V1

Filling sand castings. Basic concepts

Author: Gilbert BELLANGER

Publication date: June 10, 2006

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4. System operation: influence of scaling

4.1 Flow staging and distribution

Considered in isolation, the main advantage of scaling is that it enables rapid calculation of the main cross-sections of a system, once one of them has been determined. This is most often the cross-section S d of the runner, considered to be the characteristic cross-section of the system.

However, we can say that if the scaling is convergent, i.e. if :

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