SDLL13 : anneau circulaire mince suspendu par une patte élastique

 

Rayon de courbure de 0.1m
Section rectangulaire 10mm x 5mm : aire = 50mm², Iz = 104.2 mm⁴
E = 72 000 MPa (coefficient de Poisson de 0.3)
p = 2700 kg/m³

Patte élastique de longueur 27.5mm : aire = 30mm² et Iz = 22.5 mm⁴

 

 

IDEN JB=1 CD=8 GR=-Y PL=/TEST SDLL13/ AB=T
TITL CV=2 BL=8 TI=/ANNEAU CIRCULAIRE MINCE SUSPENDU PAR UNE PATTE ELASTIQUE/
FREQ MX=6
MATH EX=0 CD=555 TY=1
MATD TE=21.1 EH=72. EX=0. SH=300
MATL CD=555
DESN PR=0 TE=21.1
ANCH PT=5 KX=0.0001 KY=0.0001 KZ=0.0001 MX=0.0001 MY=0.0001 MZ=0.0001
BEAM PT=10 DX=-0.0034 DY=0.0259 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=20 DX=-0.01 DY=0.0241 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=30 DX=-0.0159 DY=0.0207 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=40 DX=-0.0207 DY=0.0159 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=50 DX=-0.0241 DY=0.01 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=60 DX=-0.0259 DY=0.0034 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=70 DX=-0.0259 DY=-0.0034 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=80 DX=-0.0241 DY=-0.01 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=90 DX=-0.0207 DY=-0.0159 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=100 DX=-0.0159 DY=-0.0207 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=110 DX=-0.01 DY=-0.0241 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=120 DX=-0.0034 DY=-0.0259 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=130 DX=0.0034 DY=-0.0259 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=140 DX=0.01 DY=-0.0241 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=150 DX=0.0159 DY=-0.0207 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=160 DX=0.0207 DY=-0.0159 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=170 DX=0.0241 DY=-0.01 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=180 DX=0.0259 DY=-0.0034 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=190 DX=0.0259 DY=0.0034 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=200 DX=0.0241 DY=0.01 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=210 DX=0.0207 DY=0.0159 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=220 DX=0.0159 DY=0.0207 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=230 DX=0.01 DY=0.0241 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
BEAM PT=5 DX=0.0034 DY=0.0259 XZ=1 AR=50 EC=72 MD=0.135 IX=104.2 IY=1.E10 TO=1.E10
JUNC PT=180 *patte elastique
BEAM PT=300 DY=0.0275 XZ=1 AR=30 EC=72 MD=0.081 IX=22.5 IY=1.E10 TO=1.E10
ANCH PT=300
ENDP

 

	Valeur AFNOR	Valeur PIPESTRESS
Mode 1	28.8 Hz	29.403 Hz
Mode 2	189.3 Hz	191.064 Hz
Mode 3	268.8 Hz	271.824 Hz
Mode 4	641 Hz	645.816 Hz
Mode 5	682 Hz	689.452 Hz
Mode 6	1063 Hz	1070.625 Hz