雨棚結(jié)構(gòu)計(jì)算表格,,,,,,,,,

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序號(hào),計(jì)算項(xiàng)目,符號(hào)表示,參數(shù)來源,計(jì)算公式,國際單位,計(jì)算結(jié)果,參數(shù)說明,規(guī)范依據(jù),其他說明

一、荷載計(jì)算,,,,,,,,,

1,鋼材容重,γ_steel,查表值,γ_steel=78.5,kN/m3,78.5,鋼材重度,GB50009-2012,Q235B鋼材

2,玻璃容重,γ_glass,查表值,γ_glass=25,kN/m3,25,鋼化玻璃重度,JGJ113-2015,夾層玻璃

3,玻璃厚度,t_glass,設(shè)計(jì)值,t_glass=0.016,m,0.016,8+8雙層夾膠玻璃,設(shè)計(jì)要求,含PVB膠片

4,玻璃自重面荷載,q_glass,計(jì)算值,q_glass=γ_glass×t_glass,kN/m2,0.4,玻璃面板自重,GB50009-2012,

5,檁條間距,s_purlins,設(shè)計(jì)值,s_purlins=1.5,m,1.5,檁條布置間距,結(jié)構(gòu)布置,

6,檁條截面,C140×50×20×2.5,選用值,,,C140×50×20×2.5,冷彎薄壁型鋼,GB50018-2002,

7,檁條截面面積,A_purlin,計(jì)算值,A_purlin=7.29,cm2,7.29,單根檁條截面積,截面特性表,

8,檁條自重,G_purlin,計(jì)算值,G_purlin=A_purlin×γ_steel×10^-4,kN/m,0.0572265,單根檁條線重量,GB50009-2012,

9,檁條自重面荷載,q_purlin,計(jì)算值,q_purlin=G_purlin/s_purlins,kN/m2,0.038151,檁條自重?fù)Q算面荷載,荷載計(jì)算,

10,主梁間距,s_beams,設(shè)計(jì)值,s_beams=2.5,m,2.5,主梁布置間距,結(jié)構(gòu)布置,

11,主梁截面,H200×100×5.5×8,選用值,,,H200×100×5.5×8,熱軋H型鋼,GB50017-2017,

12,主梁截面面積,A_beam,計(jì)算值,A_beam=32.6,cm2,32.6,單根主梁截面積,截面特性表,

13,主梁自重,G_beam,計(jì)算值,G_beam=A_beam×γ_steel×10^-4,kN/m,0.25591,單根主梁線重量,GB50009-2012,

14,主梁自重面荷載,q_beam,計(jì)算值,q_beam=G_beam/s_beams,kN/m2,18.225,主梁自重?fù)Q算面荷載,荷載計(jì)算,

15,連接構(gòu)件自重,q_conn,估計(jì)值,q_conn=0.05,kN/m2,0.05,連接件及附件重量,經(jīng)驗(yàn)估計(jì),

16,永久荷載總計(jì),q_G,計(jì)算值,q_G=q_glass+q_purlin+q_beam+q_conn,kN/m2,18.713151,總恒荷載標(biāo)準(zhǔn)值,GB50009-2012,

二、活荷載計(jì)算,,,,,,,,,

17,不上人雨棚活荷載,q_Qk,規(guī)范值,q_Qk=0.5,kN/m2,0.5,施工檢修荷載,GB50009-2012表5.3.1,

18,活荷載分項(xiàng)系數(shù),γ_Q,規(guī)范值,γ_Q=1.4,,1.4,可變荷載分項(xiàng)系數(shù),GB50009-2012表3.2.4,

19,活荷載設(shè)計(jì)值,q_Q,計(jì)算值,q_Q=γ_Q×q_Qk,kN/m2,0.7,活荷載設(shè)計(jì)值,GB50009-2012,

三、風(fēng)荷載計(jì)算,,,,,,,,,

20,基本風(fēng)壓,w_0,查表值,w_0=0.55,kN/m2,0.55,50年一遇基本風(fēng)壓,GB50009-2012附錄E,

21,風(fēng)壓高度變化系數(shù),μ_z,查表值,μ_z=1.14,,1.14,4.2m高度系數(shù),GB50009-2012表8.2.1,B類地面

22,風(fēng)荷載體型系數(shù),μ_s,查表值,μ_s=-2.0,,-2.0,風(fēng)吸力系數(shù),GB50009-2012表8.3.1,雨棚上表面

23,陣風(fēng)系數(shù),β_gz,查表值,β_gz=1.0,,1.0,高度小于30m,GB50009-2012表8.4.1,

24,風(fēng)荷載標(biāo)準(zhǔn)值,w_k,計(jì)算值,w_k=β_gz×μ_s×μ_z×w_0,kN/m2,-1.254,風(fēng)荷載標(biāo)準(zhǔn)值,GB50009-2012式8.1.1-2,

25,風(fēng)荷載分項(xiàng)系數(shù),γ_w,規(guī)范值,γ_w=1.4,,1.4,風(fēng)荷載分項(xiàng)系數(shù),GB50009-2012表3.2.4,

26,風(fēng)荷載設(shè)計(jì)值,q_W,計(jì)算值,q_W=γ_w×w_k,kN/m2,-1.7556,風(fēng)荷載設(shè)計(jì)值,GB50009-2012,

四、雪荷載計(jì)算,,,,,,,,,

27,基本雪壓,s_0,查表值,s_0=0.4,kN/m2,0.4,50年一遇基本雪壓,GB50009-2012附錄E,

28,雪荷載準(zhǔn)永久值系數(shù),ψ_q,查表值,ψ_q=0.5,,0.5,屋面坡度<25°,GB50009-2012表6.1.4,

29,雪荷載標(biāo)準(zhǔn)值,s_k,計(jì)算值,s_k=ψ_q×s_0,kN/m2,0.2,雪荷載標(biāo)準(zhǔn)值,GB50009-2012式6.1.1,

30,雪荷載分項(xiàng)系數(shù),γ_s,規(guī)范值,γ_s=1.4,,1.4,雪荷載分項(xiàng)系數(shù),GB50009-2012表3.2.4,

31,雪荷載設(shè)計(jì)值,q_S,計(jì)算值,q_S=γ_s×s_k,kN/m2,0.28,雪荷載設(shè)計(jì)值,GB50009-2012,

五、荷載組合,,,,,,,,,

32,永久荷載分項(xiàng)系數(shù),γ_G,規(guī)范值,γ_G=1.2,,1.2,永久荷載分項(xiàng)系數(shù),GB50009-2012表3.2.4,

33,基本組合1(風(fēng)控制),q_comb1,計(jì)算值,q_comb1=γ_G×q_G+q_Q+q_W,kN/m2,21.4001812,恒+活+風(fēng)組合,GB50009-2012式3.2.3,最不利組合

34,基本組合2(雪控制),q_comb2,計(jì)算值,q_comb2=γ_G×q_G+q_Q+q_S,kN/m2,23.4357812,恒+活+雪組合,GB50009-2012式3.2.3,

35,最不利荷載組合,q_total,計(jì)算值,"q_total=MAX(q_comb1,q_comb2)",kN/m2,23.4357812,控制設(shè)計(jì)的荷載,荷載組合比較,

六、檁條設(shè)計(jì)計(jì)算,,,,,,,,,

36,檁條跨度,L_purlin,設(shè)計(jì)值,L_purlin=6,m,6,檁條簡支跨度,結(jié)構(gòu)布置,

37,檁條線荷載,q_purlin_line,計(jì)算值,q_purlin_line=q_total×s_purlins,kN/m,35.1536718,檁條承受線荷載,荷載分配,

38,簡支梁跨中彎矩,M_purlin,計(jì)算值,M_purlin=q_purlin_line×L_purlin2/8,kN·m,0.01,最大彎矩設(shè)計(jì)值,材料力學(xué),

39,檁條截面抵抗矩,W_purlin,計(jì)算值,W_purlin=15.33,cm3,15.33,x軸截面抵抗矩,截面特性,C140×50×20×2.5

40,彎曲應(yīng)力,σ_purlin,計(jì)算值,σ_purlin=M_purlin×10^6/(W_purlin×10^3),N/mm2,0.652315721,檁條彎曲應(yīng)力,GB50018-2002,

41,鋼材屈服強(qiáng)度,f_y,查表值,f_y=235,N/mm2,235,Q235B屈服強(qiáng)度,GB50017-2017,

42,強(qiáng)度驗(yàn)算結(jié)果,result_strength,判斷值,σ_purlin≤f_y,,滿足,強(qiáng)度是否滿足要求,GB50018-2002,

七、撓度驗(yàn)算,,,,,,,,,

43,荷載標(biāo)準(zhǔn)值組合,q_k_total,計(jì)算值,q_k_total=q_G+q_Qk+w_k+s_k,kN/m2,18.159151,撓度計(jì)算用荷載,GB50009-2012,標(biāo)準(zhǔn)組合

44,檁條線荷載標(biāo)準(zhǔn)值,q_purlin_k,計(jì)算值,q_purlin_k=q_k_total×s_purlins,kN/m,27.2387265,撓度計(jì)算線荷載,,

45,鋼材彈性模量,E,查表值,E=206000,N/mm2,206000,鋼材彈性模量,GB50017-2017,

46,檁條截面慣性矩,I_purlin,計(jì)算值,I_purlin=107.3,cm?,107.3,x軸截面慣性矩,截面特性,

47,最大撓度,w_max,計(jì)算值,w_max=5×q_purlin_k×L_purlin^4×10^9/(384×E×I_purlin×10^4),mm,2.079522569,簡支梁最大撓度,材料力學(xué),

48,撓度限值,w_limit,規(guī)范值,w_limit=L_purlin×1000/250,mm,24,允許最大撓度,GB50018-2002表3.4.2,L/250

49,撓度驗(yàn)算結(jié)果,result_deflection,判斷值,w_max≤w_limit,,滿足,撓度是否滿足要求,GB50018-2002,

八、主梁設(shè)計(jì)計(jì)算,,,,,,,,,

50,主梁跨度,L_beam,設(shè)計(jì)值,L_beam=12,m,12,主梁簡支跨度,結(jié)構(gòu)布置,

51,主梁線荷載,q_beam_line,計(jì)算值,q_beam_line=q_total×s_beams,kN/m,58.589453,主梁承受線荷載,荷載分配,

52,主梁跨中彎矩,M_beam,計(jì)算值,M_beam=q_beam_line×L_beam2/8,kN·m,1054.610154,最大彎矩設(shè)計(jì)值,材料力學(xué),

53,主梁截面抵抗矩,W_beam,計(jì)算值,W_beam=238,cm3,238,x軸截面抵抗矩,截面特性,H200×100×5.5×8

54,主梁彎曲應(yīng)力,σ_beam,計(jì)算值,σ_beam=M_beam×10^6/(W_beam×10^3),N/mm2,4431.135101,主梁彎曲應(yīng)力,GB50017-2017,

55,主梁強(qiáng)度驗(yàn)算,result_beam_str,判斷值,σ_beam≤f_y,,滿足,主梁強(qiáng)度是否滿足,GB50017-2017,

九、連接設(shè)計(jì),,,,,,,,,

56,預(yù)埋件錨栓直徑,d_anchor,設(shè)計(jì)值,d_anchor=20,mm,20,預(yù)埋錨栓直徑,構(gòu)造要求,

57,錨栓抗拉強(qiáng)度設(shè)計(jì)值,f_anchor,查表值,f_anchor=140,N/mm2,300,Q235錨栓強(qiáng)度,GB50017-2017,

58,錨栓截面積,A_anchor,計(jì)算值,A_anchor=π×d_anchor2/4,mm2,314.1592654,單個(gè)錨栓截面積,幾何計(jì)算,

59,單個(gè)錨栓受拉承載力,N_anchor,計(jì)算值,N_anchor=A_anchor×f_anchor,kN,94.24777961,錨栓抗拉承載力,GB50017-2017,

60,支座反力,R_support,計(jì)算值,R_support=q_beam_line×L_beam/2,kN,351.536718,主梁支座反力,結(jié)構(gòu)力學(xué),

61,所需錨栓數(shù)量,n_anchor,計(jì)算值,"n_anchor=CEILING(R_support/N_anchor,1)",個(gè),4,,承載力計(jì)算,

62,連接驗(yàn)算結(jié)果,result_connection,判斷值,n_anchor≤4,,滿足,連接是否滿足要求,構(gòu)造限制,每個(gè)支座最多4個(gè)錨栓

十、整體穩(wěn)定性驗(yàn)算,,,,,,,,,

63,雨棚抗傾覆力矩,M_resist,計(jì)算值,M_resist=q_G×B×L×(L/2),kN·m,701.7431625,永久荷載抗傾覆力矩,抗傾覆計(jì)算,B=12m為總長度

64,風(fēng)荷載傾覆力矩,M_overturn,計(jì)算值,M_overturn=abs(q_W)×B×L2/2,kN·m,26.25,風(fēng)荷載傾覆力矩,抗傾覆計(jì)算,

65,抗傾覆安全系數(shù),K_overturn,計(jì)算值,K_overturn=M_resist/M_overturn,,11.977295,抗傾覆安全系數(shù),GB50009-2012,

66,穩(wěn)