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電大混凝土結(jié)構(gòu)設(shè)計(jì)計(jì)算題期末復(fù)習(xí)參考資料小抄(留存版)

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【正文】 TTiiGuT Gu?????? ) 38 圖所示。 39 圖所示。各柱線剛度均為 104kN試用剪力分配法求 A柱的上柱下端截面的彎矩值。 (提示: )1(FHGHGF,)TT(,nEKn1kkkiiim a 1g1m a x ??????????) ,底層層高 ,二、三層層高均為 。試按能量法計(jì)算其自振周期。 (提示:彎矩作用在牛腿頂面,柱頂不動鉸支座反力 R=C3 HM , C3=) 四、計(jì)算題 (本大題共 5 小題,每小題 6 分,共 30 分 ) 36.兩層三跨框架如題 36 圖所示,括號內(nèi)為各桿相對線剛度。 (提示: T? =) 12 四、計(jì)算題 (本大題共 5 小題 , 每小題 6 分 , 共 30 分 ) 36.某排架計(jì)算簡圖如圖所示。s largest breeding and research center. Three days are long enough for foreign visitors to visit those iconic tourist spots, he noted. The city is home to the remains of the Jin sha civilization that dates back more than 3,000 years as well as the Qing cheng Mountains and the Du jiang yan irrig ation system. Qing cheng has long been recognized as the birthplace of Taoism, China39。試用底部剪力法計(jì)算水平地震作用下的底部剪力及二層剪力。已知排架柱總高度為 11m,上柱高為 ; W=, ql=2kN/ m, q2=/ m, A、 B、 C 柱抗側(cè)剛度之 比為 1∶ ∶ 1。試計(jì)算該框架由梁柱彎曲引起的頂點(diǎn)側(cè)移值 40.排架計(jì)算簡圖如題 40 圖所示。試驗(yàn)算牛腿截面是否滿足斜裂縫控制條件。求作用在排架柱 A及柱 B 上的均布風(fēng)荷載設(shè)計(jì)值 qA及 qB。 (提示:max ?? ????????? TTg ) 4 層鋼筋混凝土框架結(jié)構(gòu),各層重力荷載代表值分別為: Gl=1500kN, G2=G3=1200kN, G4=1000kN;各層的層 間 側(cè)移剛度分別為 K1= 104kN/ m, K2=K3= 104kN/ m, K4= 104kN/ m。試按頂點(diǎn)位移法計(jì)算其自振周期。試用能量法計(jì)算其基本自振周期。 A柱與 B 柱尺寸相同,在牛腿頂面上分別作用有 Mmax=104kN m,邊柱側(cè)移剛度修正系數(shù) 為 ? =,中柱側(cè)移剛度修正系數(shù)為 ? =。 (提示:柱頂不動鉸支座反力 R=C11qH, C11=) 40圖所示。集中于樓蓋和屋蓋處的重力荷載代表值分別為 G1=G2=2021kN, G3=1500kN。 (提示: ,uG uG2T Tii2iiT1 ??????) 四、計(jì)算題 (本大題共 5 小題,每小題 6 分,共 30 分 ) 36.柱子牛腿如題 36 圖所示。試用反彎點(diǎn)法求梁 AB 的 B 端彎矩。已知 Wk=3kN, qlk=, q2k=/ m; A、 B 柱截面形狀和尺寸均相同,試用剪力分配法求 A 柱在圖示荷載作用下的柱底彎矩。s ancient indigenous religion, while Du jiang yan is considered to be the oldest functioning watercontrol project in the world. Chengdu ranked third in tourist facilities, management and services among 60 Chinese cities in a customer satisfaction survey released last year. But, Li added that efforts are still needed to develop more tourism products, improve English services and provide accurate translation of traffic signs and scenic billboards. Zhao Yun, chairwoman of British Chamber of Commerce Southwest China, told China Daily that his colleagues found the policy very convenient. A British client once flew here and stayed for just one day to check her ordered goods, she
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