Mathematical Problems in Engineering / 2018 / Article / Tab 1

Research Article

Optimal Design of Submarine Pipelines by a Genetic Algorithm with Embedded On-Bottom Stability Criteria

Table 1

Soft criteria and cost functions.

Soft criteriaCost function

Interference with Level 0 and Level 1 obstacles
Severity: weight factor assigned by the specialist to each level
 (19)
Longitudinal declivity
Activated for the nodes of the route with declivity
greater than the limit
 (20)
Attractor
Encourage routes near regions of interest; activated whenever route does not pass into the “attractor circle.”  
: weight factor indicating relative importance of each attractor
 (21)