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1、场地热环境模拟报告住区概况工程名称中心小学校迁建工程房建工程工程地点地理位置北纬:30.50。东经:107.20建筑气候区IIIB主导风向西北设计依据城市居住区热环境设计标准(JGJ286-2013)计算参数典型气象日气象参数时刻干球温度()相对湿度(%)水平总辐射照度(Wm2)水平散射辐射照度(Wm2)风速(ms)主导风向025.7870.000.001.2西北125.6870.000.001.0225.4870.000.000.8325.1880.000.000.7424.9880.000.000.5524.8880.000.000.3625.08736.1136.110.2725.585
2、136.11125.000.0826.482250.00200.000.3927.679366.67266.670.71028.975475.00325.001.01130.172555.56363.891.31231.070597.22383.331.71331.469597.22383.332.01431.370552.78363.891.81530.772469.44319.441.71629.874361.11261.111.51728.778241.67186.111.31827.781130.56108.331.21926.98433.3327.781.02026.4860.000
3、.001.02126.2880.000.001.02226.1890.000.001.02326.2890.000.001.0日平均27.481200.12139.581.0渗透面夏季逐时蒸发量时刻水面(kg(mh)绿地(kg(h)渗透型硬地(kg(mi.h)绿化屋面(kg(m2.h)00.090.240.070.1910.100.190.060.1520.080.150.060.1230.080.140.050.1140.090.130.050.1150.070.160.050.1360.180.220.080.1870.340.330.090.2680.520.430.100.3490.7
4、50.530.100.42100.890.550.100.44111.050.540.100.43121.110.500.090.40131.030.430.090.35140.920.340.060.27150.780.290.040.23160.600.220.040.17170.390.160.020.13180.280.120.020.09190.200.100.010.08200.150.070.010.06210.140.070.000.05220.110.070.010.05230.110.050.000.04日累计(kg(m2.d)10.066.031.304.80住区指标概览
5、指标值地块面积(肝)18319.40建筑密度0.3189室外面积(Itf)12456.22广场面积(m2)3824.0道路面积(T)6852.64绿地面积(6542.54水面面积(V)0绿化屋面面积(f)4213.86乔木爬藤面积(f)1321.5亭廊面积(m)0.00渗透型硬地面积(f)7920地表平均太阳辐射吸收系数0.77地面粗糙系数0.30平均迎风面积比0.88CTTC居住区热时间常数(h)8.88绿化遮阳覆盖率()45.2构筑物遮阳覆盖率()35%平均天空角系数0.88通风架空率(%)0规定性设计指标平均迎风面积比建筑名称迎风面积(O最大可能迎风面积(肝)最大可能迎风方向(。)迎风面
6、积比4801.45831.571200.83平均迎风面积比0.83依据城市居住区热环境设计标准4.1.1条标准要求平均迎风面积比W0.80结论不满足活动场地遮阳覆盖率场地遮阳面积(肝)场地面积(m?)遮阳覆盖率()覆盖率限值()广场2255.38054.628.325依据城市居住区热环境设计标准4.2.1条标准要求各类活动场地遮阳覆盖率不得低于标准要求限值结论满足底层通风架空率建筑名称底层架空面积(f)基底面积(f)迎风面宽度(m)底层通风架空率(%)24.52152.642.71.13依据城市居住区热环境设计标准4.1.4条标准要求III、IV、V气候区,夏季主导风向迎风面积宽度超过80m时
7、,底层通风架空率不应小于10%结论不满足评价性设计平均热岛强度时刻平均温度(七)太阳辐射升温()长波辐射降温(eC)蒸发换热降温(eC)居住区温度CC)典型气象温度()温差CC)9:0027.44.74.61.026.427.6-1.2010:0027.47.34.51.128.928.90.0011:0027.410.14.21.132.230.12.1012:0027.412.94.01.033.3312.3013:0027.415.43.90.833.831.42.4014:0027.417.43.90.73431.32.7015:0027.418.63.90.535.830.75.10
8、16:0027.419.14.10.43029.80.2017:0027.418.94.20.329.828.71.1018:0027.418.14.20.22827.70.3019:0027.416.84.30.227.626.90.70平均热岛强度(C)1.43依据城市居住区热环境设计标准3.3.1条规定指标,按照5。2条的公式计算标准要求居住区夏季平均热岛强度不应大于1.5结论满足湿球黑球温度时刻居住区温度CC)空气相对湿度太阳辐射照度(Wm2)地表短波辐射(Wm,)湿球黑球温度(eC)9:0026.40.8324.974.027.8910:0028.90.7424.096.629.34
9、11:0032.20.6501.0114.131.6412:0033.30.5542.9123.731.313:0033.80.5542.7123.631.8714:00340.4499.4113.830.2315:0035.80.4416.995.032.0716:00300.4315.771.925.0617:0029.80.4209.047.624.5218:00280.4112.425.622.1519:0027.60.429.96.821.44最大湿球黑球强度()32.07依据城市居住区热环境设计标准3.3.1条规定指标,按照5.0.1条的公式计算标准要求居住区逐时湿球黑球温度不应大于33满足结论