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DIAGRAMA DE INTERACCION COLUMNAS RECTANGULARES
40 28
6
6
40
0 0 3 0
Ø 1/2" Ø 5/8" Ø 3/4" Ø 1" P1
Es = Fy = f'c = εc =
0 0 2 0
Ø 1/2" Ø 5/8" Ø 3/4" Ø 1" P2
0 0 3 0
Ø 1/2" Ø 5/8" Ø 3/4" Ø 1" P3
2039400 Kg/cm2 4200 Kg/cm2 210 Kg/cm2 0.003
DEFORMACION UNITARIA DE FLUENCIA EN EL ACERO Eje neutro para la condicion de falla balanceada εy = Fy / Es =
4200 Kg/cm2 2039400 Kg/cm2
=
0.00205943
PUNTO 1 CALCULO DE LA FUERZA DE COMPRESION EN EL CONCRETO Cc =
,85 f'c b d =
0.85
210
40
40 =
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 =
7.8
4200 =
32760 Kg
285600
P2 = As2 fs2 = P3 = As3 fs3 =
5.2 7.8
4200 = 4200 =
21840 Kg 32760 Kg
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + P1 + P2 + P3 =
372960 Kg =
372.96 Ton
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
285600 32760 21840 32760
0 14 0 14
+ + =
0 Kg-cm 0 T-cm 0 T-m
PUNTO 2 ε1 εc = εc = 0.003
ε2 ε3
34 6
28 40
6
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003
34 = 40
0.00255
0.00205943
ε2 =
0.003
20 = 40
0.0015
0.00205943
ε3 =
0.003
6= 40
0.00045
0.00205943
CALCULO DE ESFUERZOS EN EL ACERO fs1 =
4200 Kg/cm2
fs2 =
3059.1 Kg/cm2
fs1 =
917.73 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c b d =
0.85
210
34
40 =
242760
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 =
7.8 5.2 7.8
4200 = 3059.1 = 917.73 =
32760 Kg 15907.32 Kg 7158.294 Kg
298585.614 Kg =
298.585614 Ton
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + P1 + P2 + P3 =
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
242760 32760 15907.32 7158.294
e=
3 14 0 14
+ + =
1086703.88 Kg-cm 1086.70388 T-cm 10.8670388 T-m
3.63950516
PUNTO e = 10% H =
4 cm
ENTRE
40 y
39.15467
ε1 εc = εc = 0.003
ε2 ε3
33.2814695 6
28 39.15467
6
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003
33.15467 = 39.15467
0.00254028
0.00205943
ε2 =
0.003
19.15467 = 39.15467
0.00146762
0.00205943
ε3 =
0.003
5.15467 = 39.15467
0.00039495
0.00205943
CALCULO DE ESFUERZOS EN EL ACERO fs1 =
4200 Kg/cm2
fs2 =
2993.05554 Kg/cm2
fs1 =
805.454419 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c b d =
0.85
210 33.2814695
40 =
237629.6922
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 =
7.8 4200 = 5.2 2993.05554 = 7.8 805.454419 =
32760 Kg 15563.8888 Kg 6282.54447 Kg
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + P1 + P2 + P3 =
292236.126 Kg =
292.236126 Ton
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
237629.692 3.35926525 + 32760 14 + 15563.8888 06282.54447 14 =
e=
1168945.54 Kg-cm 1168.94554 T-cm 11.6894554 T-m
4.00000357
PUNTO e = 10% H =
4 cm
ENTRE
34 y
ε1 εc = εc = 0.003
ε2 ε3
28.9 6
28
6
20
34 CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003
28 = 34
0.00247059
0.00205943
ε2 =
0.003
14 = 34
0.00123529
0.00205943
ε3 =
0.003
0= 34
0
0.00205943
CALCULO DE ESFUERZOS EN EL ACERO fs1 =
4200 Kg/cm2
fs2 =
2519.25882 Kg/cm2
fs1 =
0 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c b d =
0.85
210
28.9
40 =
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 =
7.8 4200 = 5.2 2519.25882 = 7.8 0=
32760 13100.1459 0
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + P1 + P2 - P3 =
252206.146 Kg =
252.206146 Ton
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
e= PUNTO 3
206346 32760 13100.1459 0
6.35932282 cm
5.55 14 0 14
+ + =
1603860.3 Kg-cm 1603.8603 T-cm 16.038603 T-m
206346
ε1 εc = εc = 0.003
ε2 ε3
25.5 6
28 30
6
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003
24 = 30
0.0024
0.00205943
ε2 =
0.003
10 = 30
0.001
0.00205943
ε3 =
0.003
4= 30
0.0004
0.00205943
CALCULO DE ESFUERZOS EN EL ACERO fs1 =
4200 Kg/cm2
fs2 =
2039.4 Kg/cm2
fs1 =
815.76 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c b d =
0.85
210
25.5
40 =
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 =
7.8 5.2 7.8
4200 = 2039.4 = 815.76 =
32760 10604.88 6362.928
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + P1 + P2 - P3 =
219071.952 Kg =
CALCULO DEL MOMENTO FLECTOR NOMINAL
219.071952 Ton
182070
Mn =
182070 32760 10604.88 6362.928
e=
7.25 14 0 14
+ + =
1867728.49 Kg-cm 1867.72849 T-cm 18.6772849 T-m
8.52563952 cm
PUNTO 4 ε1 εc = εc = 0.003
ε2 ε3
17 6
28
6
20 CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003
14 = 20
0.0021
0.00205943
ε2 =
0.003
0= 20
0
0.00205943
ε3 =
0.003
14 = 20
0.0021
0.00205943
CALCULO DE ESFUERZOS EN EL ACERO fs1 =
4200 Kg/cm2
fs2 =
0 Kg/cm2
fs1 =
4200 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c b d =
0.85
210
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO
17
40 =
121380
P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 =
7.8 5.2 7.8
4200 = 0= 4200 =
32760 0 32760
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + P1 + P2 - P3 =
121380 Kg =
121.38 Ton
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
121380 32760 0 32760
11.5 14 0 14
+ + =
2313150 Kg-cm 2313.15 T-cm 23.1315 T-m
PUNTO 5 ε1 εc = εc = 0.003
ε2 ε3
6.34015 6
28
6
7.459 CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003
1.459 = 7.459
0.00058681
0.00205943
ε2 =
0.003
12.541 = 7.459
0.00504397
0.00205943
ε3 =
0.003
26.541 = 7.459
0.01067476
0.00205943
CALCULO DE ESFUERZOS EN EL ACERO fs1 =
1196.736 Kg/cm2
fs2 =
4200 Kg/cm2
fs1 =
4200 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c b d =
0.85
210
6.34015
40 =
45268.671
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 =
7.8 5.2 7.8
1196.736 = 4200 = 4200 =
9334.54077 21840 32760
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + P1 + P2 - P3 =
3.2117749 Kg =
0.00321177 Ton
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
e=
45268.671 9334.54077 21840 32760
16.829925 14 0 14
+ =
1351191.91 Kg-cm 1351.19191 T-cm 13.5119191 T-m
420699.442 Mu
punt 1 punt 2 punt 3 punt 4 punt 5
Pu
.9 Mu
.9 Pu
.7 Mu
.7 Pu
0 372.96 0 335.664 0 261.072 1086.70388 298.585614 978.033496 268.727053 760.692719 209.00993 1867.72849 219.071952 1680.95564 197.164757 1307.40994 153.350366 2313.15 121.38 2081.835 109.242 1619.205 84.966 1351.19191 0.00321177 1216.07272 0.0028906 945.834336 0.00224824
e = Mu / Pu = 0 596.736 895.104 1193.472 1491.84
La carga axial que define una variación en el factor de reducción de capacidad es: .1 f'c Ag =
0.1
210
1600 =
33600 Kg 33.6 T
400 350
POR NO SER ZUNCHADA e = 10% h
300
0.1
DE LA ECUACION =
40 = e = Mu / Pu =
4 cms 4 cms
CARGA AXIAL QUE DEFINE REDUCCION DE CARGA
Pnominal
e=
250 200 150 100
0.1
210
1600 =
33600 Kg 33.6 T
50 0
0
Kg
Kg
Kg
Kg
Kg
Kg
Kg
4M 0 149.184 223.776 298.368 372.96
0 925.26 1387.89 1850.52 2313.15
Max P 204.565288 204.565288 204.565288 204.565288 204.565288
Min P 0 925.26 1387.89 1850.52 2313.15
33.6 33.6 33.6 33.6 33.6
DIAGRAMA DE INTERACCION 400 350 300 P nominal, M nominal
250
90% Pn Mn
200
70% Pn Mn
150
e = 10% h
100
MAX P
50
MIN P
0 0
500
1000
1500
2000
2500
0 0
500
1000
1500
2000
2500
Mnominal
CALCULO ε1 =
ε2 =
ε3 =
ε4 =
ε5 =
ε6 =
ε7 =
ε8 =
ε9 =
ε10 =
ε1 =
ε2 =
ε3 =
ε4 =
ε5 =
ε6 =
ε7 =
ε8 =
ε9 =
ε10 =
CALCULO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 = CALCULO Cc =
CALCULO
P1 = As1 f P2 = As2 f P3 = As3 f P4 = As4 f P5 = As5 f P6 = As6 f P8 = As7 f P8 = As8 f P9 = As9 f P10 = As1 Pctr = Asc P11 = As1 P12 = As1 P13 = As1 P14 = As1 P15 = As1 P16 = As1 P17 = As1 P18 = As1 P19 = As1
P20 = As2 CALCULO Pn = CALCULO Mn =
e= PUNTO 4
ε 0.003
CALCULO ε1 =
ε2 =
ε3 =
ε4 =
ε5 =
ε6 =
ε7 =
ε8 =
ε9 =
ε10 =
ε1 =
ε2 =
ε3 =
ε4 =
ε5 =
ε6 =
ε7 =
ε8 =
ε9 =
ε10 =
CALCULO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 = fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 = CALCULO Cc =
CALCULO
P1 = As1 f P2 = As2 f P3 = As3 f P4 = As4 f P5 = As5 f P6 = As6 f P8 = As7 f P8 = As8 f P9 = As9 f P10 = As1
P11 = As1 P12 = As1 P13 = As1 P14 = As1 P15 = As1 P16 = As1 P17 = As1 P18 = As1 P19 = As1 P20 = As2 CALCULO Pn = CALCULO Mn =
e=
PUNTO 5
ε 0.003
CALCULO ε1 =
ε2 =
ε3 =
ε4 =
ε5 =
ε6 =
ε7 =
ε8 =
ε9 =
ε10 =
ε1 =
ε2 =
ε3 =
ε4 =
ε5 =
ε6 =
ε7 =
ε8 =
ε9 =
ε10 =
CALCULO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 = fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 = CALCULO Cc =
CALCULO
P1 = As1 f P2 = As2 f P3 = As3 f P4 = As4 f
P5 = As5 f P6 = As6 f P8 = As7 f P8 = As8 f P9 = As9 f P10 = As1
P11 = As1 P12 = As1 P13 = As1 P14 = As1 P15 = As1 P16 = As1 P17 = As1 P18 = As1 P19 = As1 P20 = As2 CALCULO Pn = CALCULO Mn =
e=
punt 1 punt 2 punt 3 punt 4 punt 5
La carga a .1 f'c Ag =
POR NO SE e=
DE LA ECU
CARGA AX
DIAGRAMA DE INTERACCION COLUMNAS RECTANGULARES 120 105
7.5
7.5
40
0 0 0 16
Es = Fy = f'c = εc =
Ø 1/2" Ø 5/8" Ø 3/4" Ø 1"
Ps
2039400 Kg/cm2 4200 Kg/cm2 210 Kg/cm2 0.003
DEFORMACION UNITARIA DE FLUENCIA EN EL ACERO Eje neutro para la condicion de falla balanceada εy = Fy / Es =
Ag =
4200 Kg/cm2 2039400 Kg/cm2 PI r2 =
=
0.002059429
11309.73355 cm2
PUNTO 1 CALCULO DE LA FUERZA DE COMPRESION EN EL CONCRETO Cc =
,85 f'c b d =
0.85
210
11309.73355
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO Ps = As fs =
81.6
4200 =
342720
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + Ps =
2361507.44 Kg =
2361.507439
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
2018787.44 8400 8400 8400 8400 0 0 0 0 0 0 0 0 0 0 0 0 8400 8400 8400 8400
0= 10.242 29.167 43.652 51.491 0 0 0 0 0 0 0 0 0 0 0 0 -51.491 -43.652 -29.167 -10.242
= = = = = = = = = = = = = = = = = = = =
0.000 86032.800 245002.800 366676.800 432524.400 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 -432524.400 -366676.800 -245002.800 -86032.800 0.000 Kg-cm 0.000 T-cm 0.000 T-m
PUNTO 2 ε1 εc = εc =
ε2
0.003
ε3
102 7.5
105 120 120
7.5
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003 49.75775809 = 120
0.001243944
1
ε2 =
0.003 30.83256277 = 120
0.000770814
2
ε3 =
0.003 16.34784535 = 120
0.000408696
3
ε4 =
0.003 8.508772779 = 120
0.000212719
4
ε5 =
0.003
60 = 120
0
5
ε6 =
0.003
60 = 120
0
6
ε7 =
0.003
60 = 120
0
7
ε8 =
0.003
60 = 120
0
8
ε9 =
0.003
60 = 120
0
9
ε10 =
0.003
60 = 120
0
10
ε1 =
0.003 70.24224191 = 120
0.001756056
1
ε2 =
0.003 89.16743723 = 120
0.002229186
2
ε3 =
0.003 103.6521546 = 120
0.002591304
3
ε4 =
0.003 111.4912272 = 120
0.002787281
4
ε5 =
0.003
0
5
60 = 120
ε6 =
0.003
60 = 120
0
6
ε7 =
0.003
60 = 120
0
7
ε8 =
0.003
60 = 120
0
8
ε9 =
0.003
60 = 120
0
9
ε10 =
0.003
60 = 120
0
10
CALCULO DE ESFUERZOS EN EL ACERO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
2536.8993 1571.99821 833.494895 433.81978 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
3581.3007 4200 4200 4200 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c Asc =
0.85
210
10245.93773
area =
1799.639964 8446.297764 10245.93773 cm2
102
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 = P4 = As4 fs4 = P5 = As5 fs5 = P6 = As6 fs6 = P8 = As7 fs7 = P8 = As8 fs8 = P9 = As9 fs9 = P10 = As10 fs10 =
10.2 2536.8993 = 10.2 1571.99821 = 10.2 833.494895 = 10.2 433.81978 = 0 0= 0 0= 0 0= 0 0= 0 0= 0 0=
25876.37282 16034.38177 8501.647933 4424.961757 0 0 0 0 0 0
P11 = As11 fs11 = P12 = As12 fs12 = P13 = As13 fs13 = P14 = As14 fs14 = P15 = As15 fs15 = P16 = As16 fs16 = P17 = As17 fs17 = P18 = As18 fs18 = P19 = As19 fs19 = P20 = As20 fs20 =
10.2 10.2 10.2 10.2 0 0 0 0 0 0
36529.26718 42840 42840 42840 0 0 0 0 0 0 219886.6315
3581.3007 4200 4200 4200 0 0 0 0 0 0
= = = = = = = = = =
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + SUM Pi =
2048786.52 Kg =
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
1828899.88 25876.3728 16034.3818 8501.64793 4424.96176 0 0 0 0
9 -10.24224191 -29.16743723 -43.65215465 -51.49122722 0 0 0 0
= = = = = = = = =
16460098.96 -265032.0701 -467681.8238 -371115.2503 -227846.7113 0 0 0 0
2048.786516
0 0 0 36529.2672 42840 42840 42840 0 0 0 0 0 0
e=
0 0 0 10.24224191 29.16743723 43.65215465 51.49122722 0 0 0 0 0 0
= = = = = = = = = = = = =
0.10166037
PUNTO e = 10% H =
12 cm
0 0 0 374141.5911 1249533.011 1870058.305 2205884.174 0 0 0 0 0 0 20828040.19 Kg-cm 208.2804019 T-cm 2.082804019 T-m
ENTRE
0
ε1 εc = εc =
ε2
0.003
ε3
71.999675 7.5
105 84.7055 120
7.5
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003 14.46325809 = 84.7055
0.000512243
1
ε2 =
0.003 -4.461937234 = 84.7055
-0.000158028
2
ε3 =
0.003 -18.94665465 = 84.7055
-0.00067103
3
ε4 =
0.003 -26.78572722 = 84.7055
-0.000948665
4
ε5 =
0.003
0
5
24.7055 =
84.7055 ε6 =
0.003
24.7055 = 84.7055
0
6
ε7 =
0.003
24.7055 = 84.7055
0
7
ε8 =
0.003
24.7055 = 84.7055
0
8
ε9 =
0.003
24.7055 = 84.7055
0
9
ε10 =
0.003
24.7055 = 84.7055
0
10
ε1 =
0.003 34.94774191 = 84.7055
0.001237738
1
ε2 =
0.003 53.87293723 = 84.7055
0.001908008
2
ε3 =
0.003 68.35765465 = 84.7055
0.002421011
3
ε4 =
0.003 76.19672722 = 84.7055
0.002698646
4
ε5 =
0.003
24.7055 = 84.7055
0
5
ε6 =
0.003
24.7055 = 84.7055
0
6
ε7 =
0.003
24.7055 = 84.7055
0
7
ε8 =
0.003
24.7055 = 84.7055
0
8
ε9 =
0.003
24.7055 = 84.7055
0
9
ε10 =
0.003
24.7055 = 84.7055
0
10
CALCULO DE ESFUERZOS EN EL ACERO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
1044.66777 -322.281604 -1368.49936 -1934.70833 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
2524.24311 3891.19248 4200 4200 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c Asc =
0.85
210
5105.196239
area =
896.6983228 4208.497917 5105.196239 cm2
71.999675
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 = P4 = As4 fs4 = P5 = As5 fs5 =
10.2 10.2 10.2 10.2 0
1044.66777 -322.281604 -1368.49936 -1934.70833 0
= = = = =
10655.61124 -3287.272358 -13958.69346 -19734.02495 0
P6 = As6 fs6 = P8 = As7 fs7 = P8 = As8 fs8 = P9 = As9 fs9 = P10 = As10 fs10 =
0 0 0 0 0
P11 = As11 fs11 = P12 = As12 fs12 = P13 = As13 fs13 = P14 = As14 fs14 = P15 = As15 fs15 = P16 = As16 fs16 = P17 = As17 fs17 = P18 = As18 fs18 = P19 = As19 fs19 = P20 = As20 fs20 =
0 0 0 0 0
= = = = =
0 0 0 0 0
10.2 2524.24311 = 10.2 3891.19248 = 10.2 4200 = 10.2 4200 = 0 0= 0 0= 0 0= 0 0= 0 0= 0 0=
25747.27969 39690.16329 42840 42840 0 0 0 0 0 0 124793.0635
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + SUM Pi =
1036070.59 Kg =
1036.070592
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
911277.529 10655.6112 -3287.27236 -13958.6935 -19734.0249 0 0 0 0 0 0 0 25747.2797 39690.1633 42840 42840 0 0 0 0 0 0
24.0001625 -10.24224191 -29.16743723 -43.65215465 -51.49122722 0 0 0 0 0 0 0 10.24224191 29.16743723 43.65215465 51.49122722 0 0 0 0 0 0
= = = = = = = = = = = = = = = = = = = = = =
21870808.77 -109137.348 95881.31016 609327.0457 1016129.163 0 0 0 0 0 0 0 263709.8671 1157660.347 1870058.305 2205884.174 0 0 0 0 0 0 28980321.64 Kg-cm 289.8032164 T-cm
e=
0.27971377
2.898032164 T-m
PUNTO 3 ε1 εc = εc =
ε2
0.003
ε3
76.5 7.5
105 90 120
7.5
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003 19.75775809 = 90
0.000658592
1
ε2 =
0.003 0.832562766 = 90
2.77521E-05
2
ε3 =
0.003 -13.65215465 = 90
-0.000455072
3
ε4 =
0.003 -21.49122722 = 90
-0.000716374
4
ε5 =
0.003
30 = 90
0
5
ε6 =
0.003
30 = 90
0
6
ε7 =
0.003
30 = 90
0
7
ε8 =
0.003
30 = 90
0
8
ε9 =
0.003
30 = 90
0
9
ε10 =
0.003
30 =
0
10
90 ε1 =
0.003 40.24224191 = 90
0.001341408
1
ε2 =
0.003 59.16743723 = 90
0.001972248
2
ε3 =
0.003 73.65215465 = 90
0.002455072
3
ε4 =
0.003 81.49122722 = 90
0.002716374
4
ε5 =
0.003
30 = 90
0
5
ε6 =
0.003
30 = 90
0
6
ε7 =
0.003
30 = 90
0
7
ε8 =
0.003
30 = 90
0
8
ε9 =
0.003
30 = 90
0
9
ε10 =
0.003
30 = 90
0
10
CALCULO DE ESFUERZOS EN EL ACERO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
1343.1324 56.5976169 -928.073473 -1460.97363 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
2735.6676 4022.20238 4200 4200 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c Asc =
0.85
210
7609.619489
area =
951.8297839 6657.789705 7609.619489 cm2
76.5
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 = P4 = As4 fs4 = P5 = As5 fs5 = P6 = As6 fs6 = P8 = As7 fs7 = P8 = As8 fs8 = P9 = As9 fs9 = P10 = As10 fs10 = Pctr = Asctr fsctr = P11 = As11 fs11 = P12 = As12 fs12 = P13 = As13 fs13 = P14 = As14 fs14 = P15 = As15 fs15 = P16 = As16 fs16 = P17 = As17 fs17 = P18 = As18 fs18 = P19 = As19 fs19 =
10.2 10.2 10.2 10.2 0 0 0 0 0 0 2 10.2 10.2 10.2 10.2 0 0 0 0 0
1343.1324 56.5976169 -928.073473 -1460.97363 0 0 0 0 0 0 0 2735.6676 4022.20238 4200 4200 0 0 0 0 0
= = = = = = = = = = = = = = = = = = = =
13699.95043 577.295692 -9466.349423 -14901.93099 0 0 0 0 0 0 0 27903.80957 41026.46431 42840 42840 0 0 0 0 0
P20 = As20 fs20 =
0
0=
0 144519.2396
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + SUM Pi =
1502836.32 Kg =
1502.836318
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
1358317.08 13699.9504 577.295692 -9466.34942 -14901.931 0 0 0 0 0 0 0 27903.8096 41026.4643 42840 42840 0 0 0 0 0 0
e=
21.75 -10.24224191 -29.16743723 -43.65215465 -51.49122722 0 0 0 0 0 0 0 10.24224191 29.16743723 43.65215465 51.49122722 0 0 0 0 0 0
= = = = = = = = = = = = = = = = = = = = = =
0.24037989
29543396.46 -140318.2064 -16838.23586 413226.5489 767318.7147 0 0 0 0 0 0 0 285797.5677 1196636.823 1870058.305 2205884.174 0 0 0 0 0 0 36125162.15 Kg-cm 361.2516215 T-cm 3.612516215 T-m
PUNTO 4 ε1 εc = εc =
ε2
0.003
ε3
51 7.5
105 60 120
7.5
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003 -10.24224191 = 60
-0.000512112
1
ε2 =
0.003 -29.16743723 = 60
-0.001458372
2
ε3 =
0.003 -43.65215465 = 60
-0.002182608
3
ε4 =
0.003 -51.49122722 = 60
-0.002574561
4
ε5 =
0.003
0= 60
0
5
ε6 =
0.003
0= 60
0
6
ε7 =
0.003
0= 60
0
7
ε8 =
0.003
0= 60
0
8
ε9 =
0.003
0= 60
0
9
ε10 =
0.003
0= 60
0
10
ε1 =
0.003 10.24224191 = 60
0.000512112
1
ε2 =
0.003 29.16743723 = 60
0.001458372
2
ε3 =
0.003 43.65215465 = 60
0.002182608
3
ε4 =
0.003 51.49122722 = 60
0.002574561
4
ε5 =
0.003
0
5
0= 60
ε6 =
0.003
0= 60
0
6
ε7 =
0.003
0= 60
0
7
ε8 =
0.003
0= 60
0
8
ε9 =
0.003
0= 60
0
9
ε10 =
0.003
0= 60
0
10
CALCULO DE ESFUERZOS EN EL ACERO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
-1044.40141 -2974.20357 -4200 -4200 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
1044.40141 2974.20357 4200 4200 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c Asc =
0.85
210
4578.930556
area = 51
69
533.8904382 6196.912558 4578.930556 cm2
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 = P4 = As4 fs4 = P5 = As5 fs5 = P6 = As6 fs6 = P8 = As7 fs7 = P8 = As8 fs8 = P9 = As9 fs9 = P10 = As10 fs10 =
10.2 -1044.40141 = 10.2 -2974.20357 = 10.2 -4200 = 10.2 -4200 = 0 0= 0 0= 0 0= 0 0= 0 0= 0 0=
-10652.89435 -30336.87646 -42840 -42840 0 0 0 0 0 0
P11 = As11 fs11 = P12 = As12 fs12 = P13 = As13 fs13 = P14 = As14 fs14 = P15 = As15 fs15 = P16 = As16 fs16 = P17 = As17 fs17 = P18 = As18 fs18 = P19 = As19 fs19 = P20 = As20 fs20 =
10.2 1044.40141 = 10.2 2974.20357 = 10.2 4200 = 10.2 4200 = 0 0= 0 0= 0 0= 0 0= 0 0= 0 0=
10652.89435 30336.87646 42840 42840 0 0 0 0 0 0 -1.45519E-11
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + SUM Pi =
817339.104 Kg =
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
817339.104 -10652.8944 -30336.8765 -42840 -42840 0 0 0
34.5 -10.24224191 -29.16743723 -43.65215465 -51.49122722 0 0 0
= = = = = = = =
28198199.1 109109.521 884848.9401 1870058.305 2205884.174 0 0 0
817.3391043
0 0 0 0 10652.8944 30336.8765 42840 42840 0 0 0 0 0 0
e=
0 0 0 0 10.24224191 29.16743723 43.65215465 51.49122722 0 0 0 0 0 0
= = = = = = = = = = = = = =
0.46905869
0 0 0 0 109109.521 884848.9401 1870058.305 2205884.174 0 0 0 0 0 0 38338000.98 Kg-cm 383.3800098 T-cm 3.833800098 T-m
PUNTO 5 ε1 εc = εc =
ε2
0.003
ε3
12.570072 7.5
105 14.78832 120
7.5
CALCULO DE DEFORMACIONES UNITARIAS ε1 =
0.003 -55.45392191 = 14.78832
-0.011249538
1
ε2 =
0.003 -74.37911723 = 14.78832
-0.015088756
2
ε3 =
0.003 -88.86383465 = 14.78832
-0.018027166
3
ε4 =
0.003 -96.70290722 = 14.78832
-0.019617423
4
ε5 =
0.003
-45.21168 = 14.78832
0
5
ε6 =
0.003
-45.21168 = 14.78832
0
6
ε7 =
0.003
-45.21168 = 14.78832
0
7
ε8 =
0.003
-45.21168 = 14.78832
0
8
ε9 =
0.003
-45.21168 = 14.78832
0
9
ε10 =
0.003
-45.21168 = 14.78832
0
10
ε1 =
0.003 -34.96943809 = 14.78832
-0.007093998
1
ε2 =
0.003 -16.04424277 = 14.78832
-0.00325478
2
ε3 =
0.003 -1.559525354 = 14.78832
-0.00031637
3
ε4 =
0.003 6.279547221 = 14.78832
0.001273887
4
ε5 =
0.003
-45.21168 = 14.78832
0
5
ε6 =
0.003
-45.21168 = 14.78832
0
6
ε7 =
0.003
-45.21168 = 14.78832
0
7
ε8 =
0.003
-45.21168 = 14.78832
0
8
ε9 =
0.003
-45.21168 = 14.78832
0
9
ε10 =
0.003
-45.21168 = 14.78832
0
10
CALCULO DE ESFUERZOS EN EL ACERO fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
-4200 -4200 -4200 -4200 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
fs1 = fs2 = fs3 = fs4 = fs5 = fs6 = fs7 = fs8 = fs9 = fs10 =
-4200 -4200 -645.204325 2597.96419 0 0 0 0 0 0
Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2 Kg/cm2
CALCULO DE LA FUERZA DE COMPRESION EN EL HORMIGON Cc =
,85 f'c Asc =
0.85
210
630.0777938
area = 12.570072
1742.946234 8936.709525 630.0777938 cm2
107.429928
CALCULO DE LA FUERZA DE COMPRESION DEL ACERO P1 = As1 fs1 = P2 = As2 fs2 = P3 = As3 fs3 = P4 = As4 fs4 =
10.2 10.2 10.2 10.2
-4200 -4200 -4200 -4200
= = = =
-42840 -42840 -42840 -42840
P5 = As5 fs5 = P6 = As6 fs6 = P8 = As7 fs7 = P8 = As8 fs8 = P9 = As9 fs9 = P10 = As10 fs10 =
0 0 0 0 0 0
P11 = As11 fs11 = P12 = As12 fs12 = P13 = As13 fs13 = P14 = As14 fs14 = P15 = As15 fs15 = P16 = As16 fs16 = P17 = As17 fs17 = P18 = As18 fs18 = P19 = As19 fs19 = P20 = As20 fs20 =
0 0 0 0 0 0
= = = = = =
0 0 0 0 0 0
10.2 -4200 = 10.2 -4200 = 10.2 -645.204325 = 10.2 2597.96419 = 0 0= 0 0= 0 0= 0 0= 0 0= 0 0=
-42840 -42840 -6581.084114 26499.23475 0 0 0 0 0 0 -237121.8494
CALCULO CARGA AXIAL NOMINAL Pn =
Cc + SUM Pi =
-124652.963 Kg =
-124.6529632
CALCULO DEL MOMENTO FLECTOR NOMINAL Mn =
112468.886 -42840 -42840 -42840 -42840 0 0 0 0 0 0 0 -42840 -42840 -6581.08411 26499.2348 0 0 0 0 0 0
53.714964 -10.24224191 -29.16743723 -43.65215465 -51.49122722 0 0 0 0 0 0 0 10.24224191 29.16743723 43.65215465 51.49122722 0 0 0 0 0 0
= = = = = = = = = = = = = = = = = = = = = =
6041262.173 438777.6432 1249533.011 1870058.305 2205884.174 0 0 0 0 0 0 0 -438777.6432 -1249533.011 -287278.5015 1364478.118 0 0 0 0 0 0 11194404.27 Kg-cm
e=
111.9440427 T-cm 1.119440427 T-m
-0.89804558
Mu punt 1 punt 2 punt 3 punt 4 punt 5
0 208.280402 361.251622 383.38001 111.944043
Pu 2361.507439 2048.786516 1502.836318 817.3391043 -124.6529632
.9 Mu 0 187.452362 325.126459 345.042009 100.749638
.9 Pu .7 Mu 2125.356695 0 1843.907864 145.7962813 1352.552687 252.8761351 735.6051939 268.3660068 -112.1876668 78.36082988
La carga axial que define una variación en el factor de reducción de capacidad es: .1 f'c Ag =
0.1
210
4800 =
POR NO SER ZUNCHADA e = 10% h e=
0.1
DE LA ECUACION =
120 = e = Mu / Pu =
12 cms 12 cms
CARGA AXIAL QUE DEFINE REDUCCION DE CARGA 0.1
210
4800 =
100800 Kg 100.8 T
Nro de varillas = Nro varillas al lado = Nro espacios al lado = Radio de distribucion = Angulo interno = Long 1 2 3 4 5 6 7 8 9 10
=
Kg
ang acum dist acum 11.25 33.75 56.25 78.75 0 0 0 0 0 0
10.24224191 29.16743723 43.65215465 51.49122722 0 0 0 0 0 0
2018787.439 Kg
16 8 4 52.5 22.5 Nro var int 2 2 2 2 0 0 0 0 0 0
Ton
=
1828899.884 Kg
Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg
Ton
y
105
=
Kg Kg Kg Kg Kg
911277.5287 Kg
Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg
Ton
=
Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg
1358317.079 Kg
Kg Kg
Ton
=
817339.1043 Kg
Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg
Ton
=
Kg Kg Kg Kg
112468.8862 Kg
Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg Kg
Ton
.7 Pu 1653.05521 1434.15056 1051.98542 572.137373 -87.2570742
e = Mu / Pu = 0 113.3523571 170.0285356 226.7047142 283.3808927
12 0 944.6029757 1416.904464 1889.205951 2361.507439
M 0 153.352004 230.028006 306.704008 383.38001
Max P=.8 P 1322.44417 1322.44417 1322.44417 1322.44417 1322.44417
Min P 0 153.352004 230.028006 306.704008 383.38001
100.8 100.8 100.8 100.8 100.8
DIAGRAMA DE INTERACCION
100800 Kg 100.8 T
2500 2000
Pnominal
1500
P nominal, M nominal 90% Pn Mn
1000
70% Pn Mn MAX P
500
MIN P 0 0 -500
100
200
300
Mnominal
400
500
P nominal, M nominal 90% Pn Mn 70% Pn Mn MAX P MIN P