3. Modeling A#

3.1. Characteristics of modeling#

Modeling DISCRET (in 3D)

_images/10000000000001DD000000D80B78E24099DBFCDD.png

Figure 3.1.a: geometry.

Characteristics of discrete elements

Modeling 3D GROUP_MA

Knit \(\mathrm{M1}\): Knot \(\mathrm{N1}\) to \(\mathrm{N2}\) DIS_T DL_T

Knit \(\mathrm{M2}\): Knot \(\mathrm{N1}\) to \(\mathrm{N3}\) DIS_TR DL_TR

Knit \(\mathrm{M3}\): Knot \(\mathrm{N4}\) DIS_T DN_T

Knit \(\mathrm{M4}\): Knot \(\mathrm{N5}\) DIS_TR DN_TR

Knit \(\mathrm{M10}\): Knot \(\mathrm{N1}\) to \(\mathrm{N20}\) DIS_T DL_T0

Knit \(\mathrm{M30}\): Knot \(\mathrm{N40}\) DIS_T DN_T0

The discrete dl_t0 has the same characteristics as dl_t, but its orientation is different.

CARA =” ANGL_NAUT “, VALE =( 90.0, -90.0,0.0)

The effort \(N\) is therefore along the axis \(Z\), the force \(\mathrm{VY}\) follows the axis \(Z\) and the effort \(\mathrm{VZ}\) follows \(X\).

3.2. Characteristics of the mesh#

Number of knots: 7, Number of stitches: 6, Elements SEG2: 3, Elements POI1: 3

3.3. Defining the loading function#

moments

values

0.0

0.000

30.0

1.000

90.0

-1.000

145.0

0.800

180.0

-0.450

230.0

1.150

250.0

0.500

280.0

1.450

The step chosen is \(1.s\).

3.4. Properties of discretes#

The table below gives the characteristics of the discretes for all the directions requested.

_images/Object_22.svg

LIMY_ *

_images/Object_23.svg

K_T*

_images/Object_24.svg

LIMU_ *

_images/Object_25.svg

KCIN_ *

_images/Object_26.svg

PUIS_ *

DL_T

Dx

1000.0

3400000.0

1000.0

700000.0

2.00

DL_T0

Dy

1500.0

2000000.0

800.0

900000.0

1.50

Dz

2000.0

2500000.0

800.0

700000.0

2.25

DN_T

Dx

1000.0

3400000.0

1000.0

700000.0

2.00

Dy

1500.0

2000000.0

800.0

900000.0

1.50

Dz

2000.0

2500000.0

800.0

700000.0

2.25

DL_TR

Dx

1000.0

3400000.0

1000.0

700000.0

2.00

Dy

1500.0

2000000.0

800.0

900000.0

1.50

Dz

2000.0

2500000.0

800.0

700000.0

2.25

Rx

3000.0

3000000.0

1000.0

600000.0

2.00

Ry

3500.0

2700000.0

1800.0

800000.0

1.50

Rz

2500.0

3200000.0

1400.0

850000.0

2.25

DN_TR

Dx

1000.0

3400000.0

1000.0

700000.0

2.00

Dy

1500.0

2000000.0

800.0

900000.0

1.50

Dz

2000.0

2500000.0

800.0

700000.0

2.25

Rx

3000.0

3000000.0

1000.0

600000.0

2.00

Ry

3500.0

2700000.0

1800.0

800000.0

1.50

Rz

2500.0

3200000.0

1400.0

850000.0

2.25

DN_T0

Dx

1000.0

3400000.0

700000.0

Dy

1500.0

2000000.0

900000.0

Dz

2000.0

2500000.0

700000.0

3.5. Tested sizes and results#

GROUP_MA

Effort

Instant

Effort Reference

Effort Code_Aster

Error

DN_TR

N

30.000

1635.707253

1635.707253

-8.4900e-11

DN_TR

N

90.000

-1635.707253

-1635.707253

-8.4900e-11

DN_TR

N

145.000

1525.492881

1525.492881

-1.8200e-10

DN_TR

N

180.000

-1249.231871

-1249.231871

1.4500e-11

DN_TR

N

230.000

1699.177353

1699.177353

-1.6000e-10

DN_TR

N

250.000

-415.381013

-415.381013

-415.381013

-1.1200e-10

DN_TR

N

280.000

1789.595108

1789.595108

-4.9600e-11

DN_TR

VY

30.000

2224.098875

2224.098875

-4.9400e-12

DN_TR

VY

90.000

-2224.098875

-2224.098875

-4.9400e-12

-4.9400e-12

DN_TR

VY

145.000

2190.040518

2190.040518

-1.0900e-10

DN_TR

VY

180.000

-2017.290415

-2017.290415

-1.5500e-10

DN_TR

VY

230.000

230.000

2239.745512

2239.745512

-6.2600e-12

DN_TR

VY

250.000

-250.000

-790.397664

-790.397663

-3.5800e-11

DN_TR

VY

280.000

2258.782745

2258.782745

2258.782745

1.0400e-10

DN_TR

VZ

30.000

2767.252580

2767.252580

-7.5200e-11

DN_TR

VZ

90.000

-2767.252580

-2767.252580

-7.5200e-11

DN_TR

VZ

145.000

2740.932239

2740.932239

1.8200e-10

DN_TR

VZ

180.000

-2547.183658

-2547.183658

2.5800e-11

DN_TR

VZ

230.000

230.000

2777.276300

2777.276300

-1.5700e-10

DN_TR

VZ

250.000

-1243.236082

-1243.236082

-9.2100e-11

DN_TR

VZ

280.000

2787.481342

2787.481342

7.7000e-11

DN_TR

MFY

30.000

30.000

5022.231028

5022.231028

9.6800e-11

DN_TR

MFY

90.000

-5022.231028

-5022.231028

9.6800e-11

DN_TR

MFY

145.000

4911.499221

4911.499221

8.9600e-11

DN_TR

MFY

180.000

-4443.221450

-4443.221450

-4.3200e-12

DN_TR

MFY

230.000

230.000

5075.752629

5075.752629

3.5200e-12

DN_TR

MFY

250.000

-2025.828992

-2025.828992

-8.7200e-11

DN_TR

MFY

280.000

5143.339483

5143.339483

-4.7600e-11

DN_TR

MFZ

30.000

3773.863680

3773.863680

4.0200e-11

DN_TR

MFZ

90.000

-3773.863680

-3773.863680

4.0200e-11

DN_TR

MFZ

145.000

3686.099695

3686.099695

-2.8500e-11

DN_TR

MFZ

180.000

-3236.583886

-3236.583886

1.3700e-10

DN_TR

MFZ

230.000

230.000

3810.233618

3810.233618

6.2600e-11

DN_TR

MFZ

250.000

-1262.367026

-1262.367026

5.6200e-11

DN_TR

MFZ

280.000

280.000

3849.201624

3849.201624

-1.8600e-12

GROUP_MA

Effort

Instant

Effort Reference

Effort Code_Aster

Error

DN_T

N

30.000

1635.707253

1635.707253

-8.4900e-11

DN_T

N

90.000

-1635.707253

-1635.707253

-8.4900e-11

DN_T

N

145.000

1525.492881

1525.492881

-1.8200e-10

DN_T

N

180.000

-1249.231871

-1249.231871

1.4500e-11

DN_T

N

230.000

1699.177353

1699.177353

-1.6000e-10

DN_T

N

250.000

-415.381013

-415.381013

-415.381013

-1.1200e-10

DN_T

N

280.000

1789.595108

1789.595108

-4.9600e-11

DN_T

VY

30.000

2224.098875

2224.098875

-4.9400e-12

DN_T

VY

90.000

-2224.098875

-2224.098875

-4.9400e-12

-4.9400e-12

DN_T

VY

145.000

2190.040518

2190.040518

-1.0900e-10

DN_T

VY

180.000

-2017.290415

-2017.290415

-1.5500e-10

DN_T

VY

230.000

230.000

2239.745512

2239.745512

-6.2600e-12

DN_T

VY

250.000

-250.000

-790.397664

-790.397663

-3.5800e-11

DN_T

VY

280.000

2258.782745

2258.782745

2258.782745

1.0400e-10

DN_T

VZ

30.000

2767.252580

2767.252580

-7.5200e-11

DN_T

VZ

90.000

-2767.252580

-2767.252580

-7.5200e-11

DN_T

VZ

145.000

2740.932239

2740.932239

1.8200e-10

DN_T

VZ

180.000

-2547.183658

-2547.183658

2.5800e-11

DN_T

VZ

230.000

230.000

2777.276300

2777.276300

-1.5700e-10

DN_T

VZ

250.000

-1243.236082

-1243.236082

-9.2100e-11

DN_T

VZ

280.000

2787.481342

2787.481342

7.7000e-11

GROUP_MA

Effort

Instant

Effort Reference

Effort Code_Aster

Error

DL_TR

N

30.000

1635.707253

1635.707253

-8.4900e-11

DL_TR

N

90.000

-1635.707253

-1635.707253

-8.4900e-11

DL_TR

N

145.000

1525.492881

1525.492881

-1.8200e-10

DL_TR

N

180.000

-1249.231871

-1249.231871

1.4500e-11

DL_TR

N

230.000

1699.177353

1699.177353

-1.6000e-10

DL_TR

N

250.000

-415.381013

-415.381013

-415.381013

-1.1200e-10

DL_TR

N

280.000

1789.595108

1789.595108

-4.9600e-11

DL_TR

VY

30.000

2224.098875

2224.098875

-4.9400e-12

DL_TR

VY

90.000

-2224.098875

-2224.098875

-4.9400e-12

-4.9400e-12

DL_TR

VY

145.000

2190.040518

2190.040518

-1.0900e-10

DL_TR

VY

180.000

-2017.290415

-2017.290415

-1.5500e-10

DL_TR

VY

230.000

230.000

2239.745512

2239.745512

-6.2600e-12

DL_TR

VY

250.000

-250.000

-790.397664

-790.397663

-3.5800e-11

DL_TR

VY

280.000

2258.782745

2258.782745

2258.782745

1.0400e-10

DL_TR

VZ

30.000

2767.252580

2767.252580

-7.5200e-11

DL_TR

VZ

90.000

-2767.252580

-2767.252580

-7.5200e-11

DL_TR

VZ

145.000

2740.932239

2740.932239

1.8200e-10

DL_TR

VZ

180.000

-2547.183658

-2547.183658

2.5800e-11

DL_TR

VZ

230.000

230.000

2777.276300

2777.276300

-1.5700e-10

DL_TR

VZ

250.000

-1243.236082

-1243.236082

-9.2100e-11

DL_TR

VZ

280.000

2787.481342

2787.481342

7.7000e-11

DL_TR

MFY

30.000

30.000

5022.231028

5022.231028

9.6800e-11

DL_TR

MFY

90.000

-5022.231028

-5022.231028

9.6800e-11

DL_TR

MFY

145.000

4911.499221

4911.499221

8.9600e-11

DL_TR

MFY

180.000

-4443.221450

-4443.221450

-4.3200e-12

DL_TR

MFY

230.000

230.000

5075.752629

5075.752629

3.5200e-12

DL_TR

MFY

250.000

-2025.828992

-2025.828992

-8.7200e-11

DL_TR

MFY

280.000

5143.339483

5143.339483

-4.7600e-11

DL_TR

MFZ

30.000

3773.863680

3773.863680

4.0200e-11

DL_TR

MFZ

90.000

-3773.863680

-3773.863680

4.0200e-11

DL_TR

MFZ

145.000

3686.099695

3686.099695

-2.8500e-11

DL_TR

MFZ

180.000

-3236.583886

-3236.583886

1.3700e-10

DL_TR

MFZ

230.000

230.000

3810.233618

3810.233618

6.2600e-11

DL_TR

MFZ

250.000

-1262.367026

-1262.367026

5.6200e-11

DL_TR

MFZ

280.000

280.000

3849.201624

3849.201624

-1.8600e-12

GROUP_MA

Effort

Instant

Effort Reference

Effort Code_Aster

Error

DL_T

N

30.000

1635.707253

1635.707253

-8.4900e-11

DL_T

N

90.000

-1635.707253

-1635.707253

-8.4900e-11

DL_T

N

145.000

1525.492881

1525.492881

-1.8200e-10

DL_T

N

180.000

-1249.231871

-1249.231871

1.4500e-11

DL_T

N

230.000

1699.177353

1699.177353

-1.6000e-10

DL_T

N

250.000

-415.381013

-415.381013

-415.381013

-1.1200e-10

DL_T

N

280.000

1789.595108

1789.595108

-4.9600e-11

DL_T

VY

30.000

2224.098875

2224.098875

-4.9400e-12

DL_T

VY

90.000

-2224.098875

-2224.098875

-4.9400e-12

-4.9400e-12

DL_T

VY

145.000

2190.040518

2190.040518

-1.0900e-10

DL_T

VY

180.000

-2017.290415

-2017.290415

-1.5500e-10

DL_T

VY

230.000

230.000

2239.745512

2239.745512

-6.2600e-12

DL_T

VY

250.000

-250.000

-790.397664

-790.397663

-3.5800e-11

DL_T

VY

280.000

2258.782745

2258.782745

2258.782745

1.0400e-10

DL_T

VZ

30.000

2767.252580

2767.252580

-7.5200e-11

DL_T

VZ

90.000

-2767.252580

-2767.252580

-7.5200e-11

DL_T

VZ

145.000

2740.932239

2740.932239

1.8200e-10

DL_T

VZ

180.000

-2547.183658

-2547.183658

2.5800e-11

DL_T

VZ

230.000

230.000

2777.276300

2777.276300

-1.5700e-10

DL_T

VZ

250.000

-1243.236082

-1243.236082

-9.2100e-11

DL_T

VZ

280.000

2787.481342

2787.481342

7.7000e-11

GROUP_MA

Effort

Instant

Effort Reference

Effort Code_Aster

Error

DL_T0

N

30.000

1635.707253

1635.707253

-8.4900e-11

DL_T0

N

90.000

-1635.707253

-1635.707253

-8.4900e-11

DL_T0

N

145.000

1525.492881

1525.492881

-1.8200e-10

DL_T0

N

180.000

-1249.231871

-1249.231871

1.4500e-11

DL_T0

N

230.000

1699.177353

1699.177353

-1.6000e-10

DL_T0

N

250.000

-415.381013

-415.381013

-415.381013

-1.1200e-10

DL_T0

N

280.000

1789.595108

1789.595108

-4.9600e-11

DL_T0

VY

30.000

2224.098875

2224.098875

-4.9400e-12

DL_T0

VY

90.000

-2224.098875

-2224.098875

-4.9400e-12

-4.9400e-12

DL_T0

VY

145.000

2190.040518

2190.040518

-1.0900e-10

DL_T0

VY

180.000

-2017.290415

-2017.290415

-1.5500e-10

DL_T0

VY

230.000

230.000

2239.745512

2239.745512

-6.2600e-12

DL_T0

VY

250.000

-250.000

-790.397664

-790.397663

-3.5800e-11

DL_T0

VY

280.000

2258.782745

2258.782745

2258.782745

1.0400e-10

DL_T0

VZ

30.000

2767.252580

2767.252580

-7.5200e-11

DL_T0

VZ

90.000

-2767.252580

-2767.252580

-7.5200e-11

DL_T0

VZ

145.000

2740.932239

2740.932239

1.8200e-10

DL_T0

VZ

180.000

-2547.183658

-2547.183658

2.5800e-11

DL_T0

VZ

230.000

230.000

2777.276300

2777.276300

-1.5700e-10

DL_T0

VZ

250.000

-1243.236082

-1243.236082

-9.2100e-11

DL_T0

VZ

280.000

2787.481342

2787.481342

7.7000e-11

GROUP_MA

Effort

Instant

Effort Reference

Effort Code_Aster

Error

DN_T0

N

30.000

1823.529412

1823.529412

3.5500e-11

DN_T0

N

90.000

-1823.529412

-1823.529412

3.5500e-11

DN_T0

N

145.000

1823.529412

1823.529412

3.5500e-11

DN_T0

VY

30.000

4200.000000

4200.000000

2.1700e-16

DN_T0

VY

90.000

-4200.000000

-4200.000000

-4.3300e-16

DN_T0

VY

145.000

4200.000000

4200.000000

-2.1700e-16

-2.1700e-16

DN_T0

VZ

30.000

4240.000000

4240.000000

0.0000e+00

DN_T0

VZ

90.000

-4240.000000

-4240.000000

-4240.000000

-2.1500e-16

DN_T0

VZ

145.000

4240.000000

4240.000000

2.1500e-16

GROUP_MA

Direction

Energy Reference

Energy Code_Aster

Error

DN_TR

DX

9.083900

9.083900

9.083899

-1.1600e-07

DN_TR

DY

35.563390

35.563390

35.563387

-9.4500 10-8

DN_TR

DZ

51.155440

51.155440

51.155445

9.2600 10-8

DN_TR

RX

96.706530

96.706530

96.706529

-1.5000 10-8

DN_TR

RY

144.155340

144.155340

144.155339

-4.8400 10-9

DN_TR

RZ

61.549450

61.549446

-5.8100 10-8

DN_T

DX

9.083900

9.083900

9.083899

-1.1600e-07

DN_T

DY

35.563390

35.563390

35.563387

-9.4500 10-8

DN_T

DZ

51.155440

51.155440

51.155445

9.2600 10-8

DL_TR

DX

9.083900

9.083900

9.083899

-1.1600e-07

DL_TR

DY

35.563390

35.563390

35.563387

-9.4500 10-8

DL_TR

DZ

51.155440

51.155440

51.155445

9.2600 10-8

DL_TR

RX

96.706530

96.706530

96.706529

-1.5000 10-8

DL_TR

RY

144.155340

144.155340

144.155339

-4.8400e-09

DL_TR

RZ

61.549450

61.549446

-5.8100 10-8

DL_T

DX

9.083900

9.083900

9.083899

-1.1600e-07

DL_T

DY

35.563390

35.563390

35.563387

-9.4500 10-8

DL_T

DZ

51.155440

51.155440

51.155445

9.2600 10-8

DL_T0

DX

9.083900

9.083900

9.083899

-1.1600e-07

DL_T0

DY

35.563390

35.563390

35.563387

-9.4500 10-8

DL_T0

DZ

51.155440

51.155440

51.155445

9.2600 10-8

DN_T0

X

5.055974

5.055974

-5.5200e-12

DN_T0

DY

14.602500

14.602500

0.0000

DN_T0

DZ

25.620480

25.620480

25.620480

1.3900e-16