Table 2 Damage of start-ups measurements in the second reduced-scale model experimental campaign

From: Fatigue damage reduction in hydropower startups with machine learning

Start-up trajectory

Damage

Equivalent time at Best Efficiency Point, s

% of Classic

Classic

(2.555 ± 1.629) × 10−21

(9.626  ±  6.139) × 106

100

Linear

(5.770 ±  2.726) × 10−22

(2.174  ±  1.027) × 106

22.6

2Slopes

(3.690 ±  0.610) × 10−23

(1.390  ±  0.230) × 105

1.44

BEP

(2.691 ±  0.348) × 10−23

(1.014  ± 0.131) × 105

1.05

optimized

(9.132 ±  0.462) × 10−24

(3.441  ±  0.174) × 104

0.36