Armaduras

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  • Publicado : 9 de noviembre de 2011
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1.50
3.50
1.50
3.50
0
0
RE=2381.18
RE=2381.18
54.46
54.46
37.87
37.87
41.19
41.19
54.46
54.46
37.87
37.87
18.43
18.4318.43
18.43
20.56
20.56
49.40
49.40
49.40
49.40
41.19
41.19
20.56
20.56
700kg
700kg
3.0
4.0
4.50
2.50
3.0
4.0
4.502.50
2926.33
2926.33
0
0
1308.96
1308.96
559.64
559.64
370.35
370.35
2639.81
2639.81
3012.20
3012.20
3012.20
3012.20
1700.201700.20
1700.20
1700.20
2143.44
2143.44
2171.84
2171.84
1600kg
1600kg
2
2
5
5
900kg
900kg
2000kg
2000kg
RA=2004.39RA=2004.39
1294.23
1294.23

PROCEDIMIENTO:

∑MA: [1600(2/√29)(3.5)] + [700(3.50)] + [1600(5/√29)(3.0)] + [2000(7.0)] +[(900x11.50)]-(REx14)=0
RE= 2381.18
∑ME: (700x3.50) + [1600(2/√29)(3.50)] –[900(2.50)- 2000(7.0)] –[1600(5/√29)(11)] + [RA(14)]=0
RA=1294.23A)
∑Fy=0; (-AHSenᶿ) +2004.39
AH= 2639.89
∑Fx= (-1294.23-AHCosᶿ) +AB
AB= 3012.20
H)
∑Fx=0; (-HGCosᶿ)-(HCCosᶿ) + 2312.20=0
∑Fy=0; (-HGSenᶿ)+(HCSenᶿ)+518.83
HG= 2171.84
HC=370.35

G)
∑Fx=0; (-GFCosᶿ) +(2171.84Cosᶿ)
GF=2143.44
∑Fy=0;GC+(GISenᶿ)+(2171.84Senᶿ)-2000=0
GC=559.64
C)
∑Fy=0; (CFSenᶿ)- 559.64 – (370.35Senᶿ)
CF=1308.96
∑Fx=0; CD + (CFCosᶿ) +(370.35Cosᶿ)-3012.20=0
CD=1700.20
F)
∑Fx=0; (-FECosᶿ)+700+(2143.44Cosᶿ)-(1308.96Cosᶿ)
FE=2926.33

E)
∑Fx=0; (-FECosᶿ)+1700.19
FE=2926.33
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