【正文】 用與首層類似的作法可得： a m?? ， ? 。 各構(gòu)件的截面尺寸初估如下： 柱截面尺寸 首層中柱 按軸壓比限值考慮。 混凝土強度等級選用：梁、板為 C30；墻、柱 15 層 為 C35， 611 層為 C30。天面上設(shè)頂層梯間及電梯機房，其層高為 ，電梯機房地面高于天面 。 puteraided design. Earthquake in crosssectional design, pillar by bias ponents calculated to ensure extensive framework to strong reminder and weak bends, strong column and weak beam, strong joint weak ponents strong anchorage design principles, and the crosssection must to meet the demand of construction requirements. Key words: Tall structures, Earthquake proofing construction, Frame Shear wall, Structural design III 目 錄 １ 工程概況 ............................................................................................................................ 1 ２ 結(jié)構(gòu)布置和初選構(gòu)件截面尺寸 ........................................................................................ 2 柱截面尺寸 ................................................................................................................ 2 梁截面尺寸 ................................................................................................................ 3 板的厚度 .................................................................................................................... 3 剪力墻數(shù)量的確定 .................................................................................................... 3 3 樓板結(jié)構(gòu)設(shè)計 ...................................................................................................................... 6 樓梯設(shè)計 .................................................................................................................... 6 梯段板計算 ...................................................................................................... 6 梯梁設(shè)計 .......................................................................................................... 8 樓板設(shè)計 .................................................................................................................... 9 荷載計算 .......................................................................................................... 9 計算跨度 L0 ................................................................................................... 10 彎矩和配筋計算 ............................................................................................ 10 ４ 非框架梁的設(shè)計 .............................................................................................................. 17 非框架梁的 內(nèi)力計算 .............................................................................................. 17 非框架梁的配筋計算 .............................................................................................. 27 正截面承載力計算 ........................................................................................ 27 斜截面承載力計算 ........................................................................................ 28 5 計算簡圖及剛度參數(shù) ........................................................................................................ 31 計算簡圖 .................................................................................................................. 31 剛度參數(shù) .................................................................................................................. 31 總剪力墻的等效抗彎剛度 ............................................................................ 31 總框架的抗推剛度 ........................................................................................ 33 主體結(jié)構(gòu)剛度特征值λ .......................................................................................... 39 IV 6 豎向荷載及水平荷載計算 ................................................................................................ 40 豎向荷載 .................................................................................................................. 40 各種構(gòu)件的荷載標準值 ................................................................................ 40 重力荷載代表值 ............................................................................................ 42 橫向水平地震作用 ..................................................................................................... 42 結(jié)構(gòu)總水平地震作用 —— 底部剪力標準值 FEk .......................................... 42 各層水平地震作用 Fi .................................................................................... 44 橫向風荷載計算 ...................................................................................................... 44 7 水平荷載作用效應(yīng)分析 .................................................................................................... 47 水平地震作用折算及水平位移驗算 ...................................................................... 47 水平地震作用折算 .......................................................................................... 47 水平位移驗算 ................................................................................................ 47 水平地震作用下的內(nèi)力計算 .................................................................................... 48 總剪力墻、總框架和總連梁的內(nèi)力 ............................................................ 48 各根柱、各根連梁、各片剪力墻的內(nèi)力 .................................................... 50 （ 2） 各片剪力墻的 彎矩和剪力 ............................................................................................ 50 框架梁、柱的內(nèi) 力計算 ................................................................................ 52 8 豎向荷載作用下結(jié)構(gòu)的內(nèi)力計算 .................................................................................... 56 框架內(nèi)力計算 .......................................................................................................... 56 計算簡圖 ........................................................................................................ 56 分配系數(shù)及固端彎矩 .................................................................................... 57 分配與傳遞 ...................................................................