Neural Networks Applied to the Wave-Induced Fatigue Analysis of Steel Risers

Table 7

Fatigue damage and life (riser top and TDZ critical points).

Region	Method	Dist. from top (m)	Annual Damage	Fatigue Life (yr)
Top	ANN-FEA	1.10	2.39E-02	41.8
	FEA	1.10	2.43E-02	41.1
TDZ	ANN-FEA	1341.60	6.68E-03	149.8
	FEA	1342.60	6.63E-03	150.9