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1、隔热检查计算书居住建筑工程名称新都民苑项目采用软件斯维尔节能设计Becs20231建筑概况32评价依据33评价目标与方法33.1 评价目标33.2 评价方法34边界条件参数设置44.1 基本设置44.2 室外空气温度54.3 室外太阳辐射照度54.4 室内空气温度65工程材料66工程构造66.1 屋顶构造66.1.1 屋顶构造一66.2 外墙构造76.2.1 外墙构造一76.3 热桥柱构造86.3.1 热桥柱构造一86.4 热桥梁构造96.4.1 热桥梁构造一97验算结论117.1自然通风房间111建筑概况工程名称新都民苑项目工程地点地理位置北纬：30.66东经：104.01气候子区夏热冬冷A
2、区大气透明度等级6建筑面积地上1115Onr地下Om建筑层数地上25地下0建筑高度79.2m结构类型2评价依据1 .成都市民用建筑节能设计导则及审查要点(2022版)2 .建筑环境通用规范GB550163 .绿色建筑评价标准GB/T50378-20194 .民用建筑热工设计规范GB50I765 .施工图、设计说明、墙身大样图、节能计算书3评价目标与方法3.1评价目标1 .依据建筑环境通用规范和绿色建筑评价标准GB/T50378-2019的要求和规定，屋顶和外墙的隔热性能应满足要求。2 .通过房间围护结构的内表面温度计算，判断是否不大于建筑环境通用规范给出的内表面最I目J温度。3 .2评价方法1
3、 .在给定两侧空气温度及变化规律的情况下，外墙内表面最高温度应符合表3.2.1的要求：3.2.1外墙内表面最高温度的限值房间类型自然通风房间空调房间重质围护结构(D2.5)轻质围护结构(DmWLmaxti+2Wli+32 .在给定两侧空气温度及变化规律的情况下，屋面内表面最高温度应符合表3.2.2的要求:表3.2.2屋顶内表面最高温度的限值房间类型自然通风房间空调房间重质围护结构(D2,5)轻质围护结构(D2,5)内表面最高温度t.maWte.nmti+2.5ti+3.5表中：围护结构内表面最高温度（OC）,应按民用建筑热工设计规范GB50176-2016附录C.3的规定计算；&一室内空气温度
4、，（C）。L.3一累年日平均温度最高日的最高温度（P）,应按民用建筑热工设计规范GB501762016配套软件气象数据取用。3.外围护结构内表面最高温度按照规范民用建筑热工设计规范GB50176-2016附录C.3的规定计算：1） 按式3.2.3-1建立常物性、无内热源的一维非稳态导热的内部微分方程，微分方程的求解可采用有限差分法：式中：言一温度对于时间的导数，-GsoQ一材料的导温系数，a=,mo2） 按式3.2.3-2建立第三类边界条件隐式差分格式边界节点方程（边界节点1,节点n可参照）：-狭及-看甘）+Mt=3giI）式中：CP-材料的比热，J/（kgK）;p一材料的密度，kgm3;a一
5、材料的导温系数，a=m2s:PCx差分步长，m；入一材料的导热系数，W（mK）;挈一对流换热温度，a3） 按式323-3列出各内部节点和边界点的节点方程，并求解节点方程组得到外墙、屋顶内表面温度值。Cj=jlxC,i=l,2,n（3.23-3）式中：“一差分节点温度值，c.4边界条件参数设置4.1基本设置公式及变量变量名数值说明（一）内表面边界条件（第三类边界条件）夏季室内温度，c按民用建筑热工设计规范GB50176-2016第3.3.2条的规定取值。b室内侧对流换热系数，W（m2K）8.7按民用建筑热工设计规范GB50176-2016附录B.4.1,表B.4.1-1取值。（二）外表面边畀条件
6、（第三类边界条件），也室外侧对流换热系数，（m2-K）19.0按民用建筑热工设计规范GB50176-2016附录B.4.1,表B.4.12取值。室外空气逐时温度，OC按民用建筑热工设计规范GB50176-2016配套软件气象数据取用。Ik表面法向太阳总辐射强度，包括直射和散射,WZm2按民用建筑热工设计规范GB501762016配套软件气象参数取值。外表面太阳辐射吸收系数根据工程构造取值。4.2室外空气温度0:001:002:003:004:005:006:007:008:009:0010:0011:0028.0027.7026.0025.0025.9026.0025.0028.0029.00
7、31.0033.1034.3012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0035.0036.3036.8037.0035.4035.3035.2034.5030.0030.0029.7029.004.3室外太阳辐射照度变量变量名公式来源Ik表面法向太阳总辐射强度，包括直射和散射，W/m2按民用建筑热工设计规范GB50176-2016配套软件气象数据取用。时刻朝向东南西北水平0:000.000.000.000.000.001:000.000.000.000.000.002:000.000.000.000.000.003:0
8、00.000.000.000.000.004:000.000.000.000.000.005:0032.9519.6119.8511.1235.306:00128.0069.6968.4141.18135.907:00313.44165.49151.55104.95351.208:00404.70228.60187.70152.43520.309:00523.30358.83260.92215.17849.4010:00399.99395.84274.27225.73875.6011:00286.86420.46286.86236.08915.6012:00254.05362.89362.88
9、208.42785.7013:00229.49309.43421.16187.64685.3014:00194.58236.9741539157.91535.4015:00164.05178.82342.12113.37381.9016:0075.2276.77140.1145.41149.2017:0022.1622.0936.1912.6139.3018:000.000.000.000.000.0019:000.000.000.000.000.0020:000.000.000.000.000.0021:000.000.000.000.000.0022:000.000.000.000.000
10、.0023:000.000.000.000.000.004.4室内空气温度0:001:002:003:004:005:006:007:008:009:0010:0011:0030.2229.2828.5728.1227.9728.1228.5729.2830.2231.3032.4733.6312:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.7235.6536.3636.8136.9736.8136.3635.6534.7233.6332.4731.305工程材料材料名称导热系数蓄热系数S密度P比热容Cp蒸汽渗透系数U
11、备注W(m.K)W(m7.K)kgm3J(kg.K)g(m.h.kPa)水泥砂浆0.93011.3701800.01050.00.0210水泥砂浆找平层0.93011.3701800.01050.00.0210石灰砂浆0.81010.0701600.01050.00.0443钢筋混凝土1.74017.2002500.0920.00.0158C20细石混凝土1.51015.3602300.0920.00.0173挤塑聚苯乙烯泡沫塑料（带表皮）0.030034035.01380.00.00001：6水泥炉渣找坡层0.2103.451600.01300.00.0000不燃型复合膨胀聚苯乙烯保温板（颗
12、粒型）（P=150-250）0.0650.900200.01000.00.0000蒸压加气混凝土砌块（b06）0.1903.010600.01000.00.0000修正系数=1.25；参考自省标图集06ZJ103第17页;加气混凝土条板0.2503.880600.01380.00.0000石膏自流平0.3005.2801050.01217.00.0000聚乙烯（EVA）隔声保温复合卷材0.034034036.01298.70.00006工程构造6.1屋顶构造6.1.1屋顶构造一材料名称由外到内厚度差分步长热数系蓄热系数修正系数热阻热惰性指标(mm)(mm)W(m.K)W(m2.K)(m3K)W
13、D=R*SC20细石混凝土4010.01.51015.3601.000.0260.407挤塑聚苯乙烯泡沫塑料（带表皮）8011.40.03003401.252.1330.907水泥砂浆2010.00.93011.3701.000.0220.245水泥砂浆找平层2010.00.93011.3701.000.0220.2451：6水泥炉渣找坡层307.50.2103.4511.000.1430.493钢筋混凝土12012.01.74017.2001.000.0691.186各层之和Z3102.4153.482差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.50传热系数K=I/(0.16+ZR)
14、0.39重质/轻质重质围护结构6.1.1.1自然通风房间：逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0033.0432.6032.1631.7631.4231.1831.0331.0031.0831.2731.5531.9212:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0032.3432.7933.2433.6534.0034.2534.4034.4434.3534.1533.8533.476.2外墙构造6.2.1外墙构造一材料名称由外到内厚度差分步长热数导系蓄热
15、系数修正系数热阻热惰性指标(mm)(mm)W(mK)W(m2.K)a(mlK)WD=R5fcS水泥砂浆88.00.93011.3701.000.0090.098不燃型复合膨胀聚苯乙烯保温板（颗粒型）（P=150-250）508.30.0650.9001.200.6410.692水泥砂浆157.50.93011.3701.000.0160.183蒸压加气混凝土砌块（b06）2008.30.1903.0101.250.8423.168各层之和Z2731.5084.142差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.50传热系数K=l(O.I6+gR)0.60重质/轻质重质围护结构6.2.1.
16、1自然通风房间：东向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0031.6230.7830.0629.5229.1929.0929.2229.5830.1430.8631.7132.6212:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0033.5434.3935.1235.6836.0236.1335.9935.6235.0534.3033.4432.536.2.1.2自然通风房间，西向逐时温度0:001:002:003:004:005:006:007:008:00
17、9:0010:0011:0031.6530.8030.0929.5529.2129.1129.2429.6030.1530.8731.7132.6012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0033.50343335.0535.6135.9636.0835.9735.6235.0634.3233.4732.566.2.1.3自然通风房间：南向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0031.6230.7830.0629.5229.1929.0929.2229
18、.5830.1430.8631.6932.5912:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0033.5034.3435.0735.6335.9836.1035.9735.6135.0434.3033.4432.536.2.1.4自然通风房间：北向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0031.5230.6929.9829.4529.1229.0229.1629.5330.0930.8131.6532.5412:0013:0014:0015:0016:0017
19、:0018:0019:0020:0021:0022:0023:0033.4434.2834.9935.5435.8735.9835.8535.4834.9134.1833.3332.426.3热桥柱构造6.3.1热桥柱构造一材料名称由外到内厚度差分步长热数导系蓄热系数修正系数热阻热惰性指标(mm)(mm)W(m.K)W(m2.K)(m,K)AVD=R*S水泥砂浆88.00.93011.3701.000.0090.098不燃型复合膨胀聚苯乙烯保温板（颗粒型）（P=150-250）508.30.0650.9001.200.6410.692水泥砂浆157.50.930113701.000.0160.
20、183钢筋混凝土20012.51.74017.2001.000.1151.977各层之和22730.7812.951差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.50传热系数K=l(0.16+gR)1.07重质/轻质重质围护结构6.3.1.1自然通风房间：东向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0032.8632.4332.0231.6531.3531.1331.0131.0031.1131.3231.6432.0512:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:
21、0023:0032.5032.9533.3933.7734.0734.2834.3834.3734.2434.0033.6833.296.3.1.2自然通风房间：西向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0032.8932.4632.0431.6731.3731.1531.0331.0231.1231.3231.6231.9912:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0032.4132.8533.2933.6834.0134.2634.3834.3834.
22、2634.0333.7133.326.3.1.3自然通风房间，南向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0032.8632.4232.0131.6431.3431.1231.0131.0031.1031.3031.6031.9912:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0032.4232.8833.3233.7234.0434.2634.3734.3534.2233.9933.6733.286.3.1.4自然通风房间：北向逐时温度0:001:002:003
23、:004:005:006:007:008:009:0010:0011:0032.7032.2731.8731.5131.2131.0130.9030.8931.0031.2031.5031.8712:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0032.2932.7333.1533.5333.8434.0634.1634.1534.0333.8133.4933.126.4热桥梁构造6.4.1热桥梁构造一材料名称由外到内厚度差分步长热数导系蓄热系数修正系数热阻热惰性指标(mm)(mm)W(mK)W(m2.K)(m2K)WD=R*S
24、水泥砂浆88.00.93011.3701.000.0090.098不燃型复合膨胀聚苯乙烯保温板(颗粒型)(p=15050)508.30.0650.9001.200.6410.692水泥砂浆157.50.93011.3701.000.0160.183钢筋混凝土20012.51.74017.2001.000.1151.977各层之和Z2730.7812.951差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.50传热系数K=l(0.16+gR)1.07重质/轻质重质围护结构6.4.1.1自然通风房间：东向逐时温度0:001:002:003:004:005:006:007:008:009:0010
25、:0011:0032.8632.4332.0231.6531.3531.1331.0131.0031.1131.3231.6432.0512:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0032.5032.9533.3933.7734.0734.2834.3834.3734.2434.0033.6833.296.4.1.2自然通风房间：西向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0032.8932.4632.0431.6731.3731.1531.0331.0231
26、.1231.3231.6231.9912:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0032.4132.8533.2933.6834.0134.2634.3834.3834.2634.0333.7133.326.4.1.3自然通风房间：南向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0032.8632.4232.0131.6431.3431.1231.0131.0031.1031.3031.6031.9912:0013:0014:0015:0016:0017:0018
27、:0019:0020:0021:0022:0023:0032.4232.8833.3233.7234.0434.2634.3734.3534.2233.9933.6733.286.4.1.4自然通风房间：北向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0032.7032.2731.8731.5131.2131.0130.9030.8931.0031.2031.5031.8712:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0032.2932.7333.1533.5333
28、.8434.0634.1634.1534.0333.8133.4933.127验算结论7.1自然通风房间类型构造时刻最高温度(C)限值(C)结论屋顶上:屋顶构造一18:5034.4437.00满足外墙东:外墙构造一17:0036.1337.00满足西:外墙构造一17:0036.0837.00满足南:外墙构造一17:0036.1037.00满足北:外墙构造一17:0035.9837.00满足热桥柱东:热桥柱构造一18:2034.3937.00满足西:热桥柱构造一18:3034.4037.00满足南:热桥柱构造一18:2034.3737.00满足北:热桥柱构造一18:2034.1737.00满足热桥梁东:热桥梁构造一18:2034.3937.00满足西:热桥梁构造一18:3034.4037.00满足南:热桥梁构造一18:2034.3737.00满足北:热桥梁构造一18:2034.1737.00满足
