Table 4 Csk and Cku for lift force under 20 operating conditions.

From: Study on the probabilistic characteristics of forces in the support structure of heliostat array based on the DBO-BP algorithm

Condition

0-0

45-0

90-0

135-0

180-0

0-30

45-30

90-30

135-30

180-30

Csk

−0.029

0.065

0.077

−0.072

0.024

0.096

0.140

0.014

−0.271

−0.209

Cku

2.912

2.834

3.565

3.295

3.382

3.147

3.467

3.123

4.162

3.645

Judgment

G

G

G

G

G

G

G

G

NG

NG

Condition

0-60

45-60

90-60

135-60

180-60

0-90

45-90

90-90

135-90

180-90

Csk

0.186

0.300

0.009

−0.353

−0.276

0.242

0.386

−0.157

−0.284

−0.285

Cku

3.046

3.560

3.182

3.556

3.422

3.245

3.939

3.126

3.618

3.402

Judgment

G

G

G

G

G

G

NG

G

NG

G

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