一榀框架剛度計算的案例綜述1.1框架梁線剛度計算框架梁線剛度計算公式為：ib=中框架梁線剛度計算公式為：ib=2邊框架梁線剛度計算公式為：ib=1.5EC一榀框架框架梁的線剛度計算表如下：表2框架梁線剛度取值iEb×?IEi1.52.0單位NmmN?N?N?中框架邊橫梁1.14×104450×9002.733×10101.220×10112.45×1011中橫梁1.14×104400×8001.706×10101.330×10112.67×1011邊框架邊橫梁1.14×104450×9002.733×10101.220×10111.843×1011續表2框架梁線剛度中橫梁1.14×104400×8001.706×10101.330×10112.01×10111.2框架柱線剛度計算框架柱線剛度計算公式為REF_Ref5023\r\h[6]：iC=樓層?Eb×?Ii1-535001.14×104600×6001.07×10109.71×1010表3柱線剛度ic的計算1.3框架的側向剛度計算為了計算每層的側向剛度，可以通過改進的反彎點法（D值法）來計算立柱。公式：D=αC12i表4框架柱側向剛度修正系數ɑc位置邊柱中柱α簡圖K簡圖K一般層KKα底層KKα下表列出了一個榀邊框架框架和一個一榀中框架的側向剛度的計算結果：表5一榀橫向邊框架的側向剛度（N/mm）樓層i層高邊框架邊柱邊框架中柱DKαD根數KαD根數59.7135001.890.48646275.134021.960.66463318.882219187.9849.7135001.890.48646275.134021.960.66463318.882219187.9839.7135001.890.48646275.134021.960.66463318.882219187.9829.7135001.890.48646275.134021.960.66463318.882219187.9819.7135001.890.48646275.134021.960.66463318.882219187.98表6一榀橫向中框架的側向剛度（N/mm）樓層i層高中框架邊柱中框架中柱DKαD根數KαD根數59.7135002.530.55853225.9625.280.72568555.752243561.31049.7135002.530.55853225.9625.280.72568555.752243561.31039.7135002.530.55853225.9625.280.72568555.752243561.31029.7135002.530.55853225.9625.280.72568555.752243561.31019.735002.530.55853225.9625.280.72568555.752243561.3101.4橫向框架側向剛度比驗算在結構平面中有5個中間框架和2個側框架，那則每層的總側向剛度等于框架的總側向剛度之和框架結構地板和上部相鄰地板的橫向剛度比可根據以下公式計算：γ1式中：Di、Di+1：分別表示第i層和第i+1層的側向剛度REF_Ref18461\r\h[8]。下表顯示了上部相鄰樓層中每個樓層的橫向剛度比的計算結果。表7側向剛度驗算表樓層邊框架榀數中框架榀數DD5251656192.561.0042