Article | REF: BM7076 V1

Estimating costs in mechanical production

Authors: Pascal DUVERLIE, Jean-Marie CASTELAIN, Thibault FARINEAU

Publication date: July 10, 1999

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4. Learning curves

In practice, we can see that training by a manual operator gradually leads to a reduction in the time needed to carry out this operation. This reduction is asymptotic, and can be represented by learning curves. Indeed, it has been observed that the time required to repeat the same manual operation n times is different from n times the time required for the first operation.

4.1 Mathematical expression

The following mathematical models can be found in the literature

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