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Calculul încărcărilor gravitaţionale
Montant t [m]Înc. din acoperiş Înc. din planşee
Gbază GseismGt St Gp Qp
0 - 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
m1 3 1.52 0.3 2.47 5.89 776 171 288 511 300 1029 0 0.46 9878.7 21663.9 5584.4m2 13 2.7 0.3 4.94 11 1447 171 288 511 300 579 0 0.81 16986.1 20970.5 9275.6m3 3 2.15 0.3 3.89 11.2 970 171 288 511 300 728 0 0.64 15280.5 23690.6 8195.2m4 3 2.51 0.3 4.29 14.24 1232 171 288 511 300 623 0 0.75 18103.2 24041.4 9578.2m5 3 2.07 0.25 4.06 0 0 0 0 511 300 630 0 0.52 6388.3 12344.6 3866.0m6 13 3.8 0.25 8.12 0 0 0 0 511 300 343 0 0.95 11015.2 11594.9 6427.1m7 1 3.5 0.25 7.53 0 0 0 0 511 300 373 0 0.88 10345.5 11823.4 6056.9m8 1 1.77 0.25 3.46 0 0 0 0 543 300 737 0 0.44 5854.4 13230.3 3598.5m9 13 6.27 0.25 15.52 35 0 231 288 511 300 208 1211 1.57 46696.8 29790.6 24425.3
m10 1 2.51 0.3 1.68 14.24 1232 171 288 543 300 623 2202 0.75 17402.7 23111.2 10187.1m11 1 2.15 0.3 0.56 11.2 970 171 288 543 300 727 1791 0.64 13297.0 20615.6 7900.8m12 1 1.52 0.3 1.39 5.89 776 171 288 543 300 1029 0 0.46 8707.7 19095.9 4947.4m13 1 2.7 0.3 3.87 11 1447 171 288 511 300 579 0 0.81 15766.5 19464.8 8600.5m14 1 6.27 0.25 9.6 35 0 231 288 511 300 208 5204 1.57 43941.9 28033.1 24682.8
1235343.2 669309.2
Montanţii cei mai solicitaţi :
Direcţia x :m1 21663.9 daN/mp = 0.2166 N/mmp
m14 13230.3 daN/mp = 0.1323 N/mmp
Direcţia y :m4 24041.4 daN/mp = 0.2404 N/mmp
m9 29790.6 daN/mp = 0.2979 N/mmp
Nr. montanti identici
lw [m]
Supr. de desc.
planseu
Supr. de desc.
acoperiş
Gp [daN]
Greut. zid [daN/m]
Forţe aduse de
grinzi
Aria [mp] σ0
σ0 =
< fdσ0 =σ0 =σ0 =
Calculul rigidităţilor
Iz [m^4] Ib [m^4] Iz [cm^4] Ib [cm^4] Ip [cm^4]
m1 0.2500 0.2500 8310 890 25000000 25000000 50000000 1522500 909663
m2 1.4000 0.0843 11850 890 140000000 8430000 148430000 478751 3441424
m3 0.1000 0.7880 13950 890 10000000 78800000 88800000 2434797 2574074
m4 1.3800 2.3800 15030 890 138000000 238000000 376000000 1835665 6861296
m5 0.3640 0.3640 8300 840 36400000 36400000 72800000 1522500 1513690
m6 2.6000 0.0700 15150 840 260000000 7000000 267000000 406742 5834369
m7 2.3700 2.1200 15000 840 237000000 212000000 449000000 1456938 2396209
m8 0.0378 3.4800 10675 840 3780000 348000000 351780000 2674695 3353053
m9 6.9500 13.6300 25025 840 695000000 1363000000 2058000000 1904701 125883087
m10 1.3800 2.3800 15030 890 138000000 238000000 376000000 1835665 2287099
m11 0.1000 0.7880 13950 890 10000000 78800000 88800000 2434797 858025
m12 0.2500 0.2500 8310 890 25000000 25000000 50000000 1522500 303221
m13 1.4000 0.0843 11850 890 140000000 8430000 148430000 478751 264725
m14 6.9500 13.6300 25050 840 695000000 1363000000 2058000000 1904701 9688264
102806 N Σ Rx = 18016353
Σ Ry = 148151845
Ap [cm^2]
H [cm]
Ezc [N/cm^2]
R [N/cm] (pentru toti montantii
identici)
F bază
Calculul rigidităţilor
F mont.
5191 319638 131786 34761 38638 3
33292 1313673 119133 187353 131587 1595 1
1730 11511 16723 1
102806
102806
Nr. Montanti identici
Forţe tăietoare şi momente încovoietoare
Montant
m1 5.19 1.005 5.217 2.80 14.61m2 19.64 1.005 19.736 2.80 55.26m3 1.79 1.005 1.795 2.80 5.03m4 4.76 1.005 4.785 2.80 13.40m5 8.64 1.005 8.681 2.80 24.31m6 33.29 1.005 33.459 2.80 93.68m7 13.67 1.005 13.742 2.80 38.48m8 19.13 1.005 19.229 2.80 53.84m9 87.35 1.005 87.790 2.80 245.81
m10 1.59 1.005 1.595 2.80 4.47m11 0.60 1.005 0.598 2.80 1.68m12 1.73 1.005 1.739 2.80 4.87m13 1.51 1.005 1.518 2.80 4.25m14 6.72 1.005 6.757 2.80 18.92
Forţa seismică
[kN]
Coef. Torsiune
Forţa tăietoare
[kN]
Înălţime de nivel
[m]
Moment încovoietor
[kNm]
Calculul momentelor încovoietoare capabile
MontantAria totală
[kN] [m] [kNm] [kNm] [kNm]m1 0.83 55.84 0.0672 0.0439 1.574 87.91 741.45 829.36m2 1.19 92.76 0.0783 0.0729 2.224 206.30 1082.99 1289.29m3 1.40 81.95 0.0587 0.0644 2.661 218.09 1285.60 1503.68m4 1.50 95.78 0.0637 0.0753 2.855 273.50 1389.79 1663.29m5 0.83 38.66 0.0466 0.0304 1.599 61.82 740.48 802.31m6 1.52 64.27 0.0424 0.0505 2.929 188.25 1401.37 1589.62m7 1.50 60.57 0.0404 0.0476 2.905 175.94 1386.90 1562.84m8 1.07 35.98 0.0337 0.0283 2.078 74.79 969.62 1044.42m9 2.50 244.25 0.0976 0.1920 4.621 1128.68 2354.11 3482.79
m10 1.50 101.87 0.0678 0.0801 2.846 289.91 1389.79 1679.70m11 1.40 79.01 0.0566 0.0621 2.666 210.62 1285.60 1496.21m12 0.83 49.47 0.0595 0.0389 1.584 78.38 741.45 819.83m13 1.19 86.00 0.0726 0.0676 2.235 192.20 1082.99 1275.19m14 2.51 246.83 0.0985 0.1940 4.622 1140.81 2356.52 3497.34
As = 8043001.59 N/mm²
NEd σ0 Azc yzc MRd(zna,i) MRd(As) MRd
[m²] [N/mm²] [m²]
mm²fyd = N/mm²fd =
Calculul forţelor tăietoare capabile
Montant[mm] [kN] [kN] [kN] [kN]
m1 0.0672 0.326 0.148 1520 6.51 48.24 119.20 173.95m2 0.0783 0.331 0.150 2700 10.97 48.24 136.84 196.05m3 0.0587 0.323 0.147 2150 9.46 48.24 128.62 186.32m4 0.0637 0.325 0.148 2510 11.12 48.24 134.00 193.36m5 0.0466 0.318 0.145 2070 4.39 48.24 127.42 180.06m6 0.0424 0.316 0.144 3800 7.26 48.24 153.28 208.78m7 0.0404 0.316 0.144 3500 6.84 48.24 148.80 203.88m8 0.0337 0.313 0.142 1770 4.02 48.24 122.94 175.20m9 0.0976 0.339 0.154 6270 29.59 48.24 208.95 286.78
m10 0.0678 0.327 0.149 2510 11.90 48.24 134.00 194.14m11 0.0566 0.322 0.146 2150 9.09 48.24 128.62 185.95m12 0.0595 0.324 0.147 1520 5.73 48.24 119.20 173.17m13 0.0726 0.329 0.150 2700 10.11 48.24 136.84 195.19m14 0.0985 0.339 0.154 6270 29.90 48.24 190.20 268.34
As = 101222
s = 1200 mmAc = 402
300s = 1000 la m9
σ0 fvk fvd lw VRd1 VRd2 VRd3 VRd
[N/mm²] [N/mm²] [N/mm²]
mm²fyd = N/mm²
mm²fyd = N/mm²
Tabel centralizator
MontantMoment încovoietor Forţă tăietoare
Med qMEd MRd Ved qVEd VRd[kNm] [kNm] [kNm] [kN] [kN] [kN]
m1 14.61 45.65 829.36 5.19 16.22 173.95m2 55.26 172.69 1289.29 19.64 61.37 196.05m3 5.03 15.71 1503.68 1.79 5.58 186.32m4 13.40 41.87 1663.29 4.76 14.88 193.36m5 24.31 75.96 802.31 8.64 26.99 180.06m6 93.68 292.77 1589.62 33.29 104.04 208.78m7 38.48 120.24 1562.84 13.67 42.73 203.88m8 53.84 168.25 1044.42 19.13 59.79 175.20m9 245.81 768.16 3482.79 87.35 272.98 286.78
m10 4.47 13.96 1679.70 1.59 4.96 194.14m11 1.68 5.24 1496.21 0.60 1.86 185.95m12 4.87 15.22 819.83 1.73 5.41 173.17m13 4.25 13.28 1275.19 1.51 4.72 195.19m14 18.92 59.12 3497.34 6.72 21.01 268.34