2幢(居建)围护结构隔热计算书

1、隔热检查计算书居住建筑工程名称原汇花园2#（居建）工程地点广东-甚江设计编号13-352(1-4)建设单位保利（湛江）房地产开发有限公司设计单位广东省建筑设计研究院设计人校对人审核人计算日期采用软件斯维尔节能设计BECS2018软件版本20170808研发单位北京绿建软件有限公司目录TOC o 1-5 h z HYPERLINK l bookmark6 1建筑概况3 HYPERLINK l bookmark8 2评价依据3 HYPERLINK l bookmark10 3评价目标与方法3 HYPERLINK l bookmark12 评价目标3 HYPERLINK l bookmark14 评

2、价方法3 HYPERLINK l bookmark16 4边界条件参数设置5 HYPERLINK l bookmark18 基本设置5 HYPERLINK l bookmark20 室外空气温度5室外太阳辐射照度5 HYPERLINK l bookmark22 室内空气温度6 HYPERLINK l bookmark24 5工程材料6 HYPERLINK l bookmark26 6工程构造7 HYPERLINK l bookmark28 屋顶构造7 HYPERLINK l bookmark30 上人屋面7 HYPERLINK l bookmark32 6.2外墙构造8南北向加气混凝土砌块填充

3、墙8东西向加气混凝土砌块填充墙9 HYPERLINK l bookmark34 东西向剪力墙10 HYPERLINK l bookmark36 热桥梁构造11 HYPERLINK l bookmark38 钢筋混凝土梁11 HYPERLINK l bookmark42 凸窗顶板构造13 HYPERLINK l bookmark40 凸窗顶板13 HYPERLINK l bookmark44 7验算结论13自然通风房间13建筑概况工程名称原汇花园2#(居建)工程地点广东-湛江地理位置北纬：21.00东经：110.40气候子区夏热冬暖南区大气透明度等级5建筑面积地上17952地下0就建筑层数地上4

4、6地下0建筑咼度135.9m结构类型剪力墙评价依据夏热冬暖地区居住建筑节能设计标准JGJ75-2012民用建筑热工设计规范(GB50176-2016)绿色建筑评价标准GB/T50378-2014绿色建筑评价技术细则(试行)施工图、设计说明、节能计算书评价目标与方法评价目标依据民用建筑热工设计规范和绿色建筑评价标准的要求和规定，屋顶和外墙的隔热性能应满足要求。通过房间围护结构的内表面温度计算，判断是否不大于民用建筑热工设计规范给出的内表面最高温度。评价方法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的要求表3.2.1外墙内表面最高温度的限值空调房间房间类型自然通风房

5、间重质围护结构(DM2.5)轻质围护结构(DV2.5)内表面最高温度Wte.max2+2Wt.+3i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内表面最高温度Wte.max重质围护结构(DM2.5)轻质围护结构(DV2.5)包+2.5Wt+3.5i表中：0imax围护结构内表面最高温度CC),应按民用建筑热工设计规范GB50176-2016附录C.3的规定计算；t丫一室内空气温度，(弋)tem累年日平均温度最高日的最高温度(咒)，应按民用建筑热工设计规范GB50176-2016配套软件气象数据取

6、用。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：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：饥叭(心1)式中：二一温度对于时间的导数，弋/s。材料的导温系数，：=，m2/s。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)：-：-:：-：-：=7：士宁(323-2)式中：Cp材料的比热，J/(kgK)；p材料的密度，kg/m3；二一材料的导温系数，：二，m2/s；Ax差分步长，m；材料的导热系数，W/(mK)；竽一对流换热温度，咒。按式3.

7、2.3-3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。_,i=1,2,nC3.2.3-3)式中：t.差分节点温度值，二。I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，弋按民用建筑热工设计规范GB50176-2016第3.3.2条的规定取值。室内侧对流换热系数，W/（m2K）&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）外表面边界条件（第三类边界条件）t+i室外侧对流换热系数，（m2K）19.0按民用建筑热工设计规范GB50176-2016附录B.4.1

8、,表B.4.1-2取值。如室外空气逐时温度，弋按民用建筑热工设计规范GB50176-2016配套软件气象数据取用。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配套软件气象参数取值。外表面太阳辐射吸收系数根据工程构造取值。室外空气温度0:001:002:003:004:005:006:007:008:009:0010:0011:0031.2030.8030.5030.1029.8029.8030.1030.6031.4032.4033.7035.0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0

9、022:0023:0036.0036.5036.3035.7034.9034.2033.7033.2032.7032.2031.8031.304.3室外太阳辐射照度变量变量名公式来源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0:000.000.000.000.000.001:000.000.000.000.000.002:000.000.000.000.000.003:000.000.000.000.000.004:000.000.000.000.000.005:003.933.313.002.015

10、.106:00166.0266.6275.7835.32155.907:00289.26138.43140.7881.92321.108:00388.88184.90181.20116.54497.409:00391.42232.58211.02155.94636.3010:00349.94276.59238.94192.37769.8011:00247.55291.20247.55204.78830.5012:00230.59264.82354.16186.41798.0013:00190.66203.36404.24138.26654.7014:00145.09140.51355.4187

11、.93439.7015:0092.6182.76227.8346.72233.1016:0025.0422.0454.7911.6951.5017:000.000.000.000.000.0018:000.000.000.000.000.0019:000.000.000.000.000.0020:000.000.000.000.000.0021:000.000.000.000.000.0022:000.000.000.000.000.0023:000.000.000.000.000.004.4室内空气温度0:001:002:003:004:005:006:007:008:009:0010:00

12、11:0033.2432.8532.5632.3832.3132.3832.5632.8533.2433.6834.1634.6412:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0035.0935.4735.7635.9536.0135.9535.7635.4735.0934.6434.1633.68工程材料材料名称编号导热系数入蓄热系数S密度p比热容Cp蒸汽渗透系数u备注W/(m.K)W/(mK)kg/m3J/(kg.K)g/(m.h.kPa)水泥砂浆290.93011.3701800.01050.00.0210来源：民用建

13、筑6. .1.3自然通风房间：南向逐时温度6.1.1. 自然通风房间：逐时温度热工设计规范(GB50176-93)石灰水泥砂浆180.87010.7501700.01050.00.0975钢筋混凝土41.74017.2002500.0920.00.0158来源：民用建筑热工设计规范(GB50176-93)玻化微珠保温砂浆300.0701.200300.01000.00.0000C20细石混凝土找坡281.74017.2002500.0920.00.0158来源：民用建筑热工设计规范(GB50176-93)加气混凝土砌块100.1803.100700.01050.00.9980挤塑聚苯乙烯泡沫塑

14、料板440.0300.32030.01564.60.0000种植土壤350.4706.4361200.01010.00.0000面砖362.04018.0302300.01050.00.0000蒸汽渗透系数没有给出1:4干硬性水泥砂浆460.93011.3701800.01050.00.0210来源：民用建筑热工设计规范(GB50176-93)工程构造6.1屋顶构造6.1.1上人屋面材料名称由外到内厚度差分rH步长导热系数蓄热系数修正系数热阻热惰性指标(mm)(mm)W/(m.K)W/(mK)aK)/WD=R*S面砖55.02.04018.0301.000.0020.0441:4干硬性水泥砂浆

15、2010.00.93011.3701.000.0220.245C20细石混凝土找坡4010.01.74017.2001.000.0230.395挤塑聚苯乙烯泡沫塑料板5010.00.0300.3201.201.3890.533钢筋混凝土12012.01.74017.2001.000.0691.186石灰水泥砂浆126.00.87010.7501.000.0140.148各层之和247一一一一1.5192.552差分时间步长(分钟)5.0外表面太阳辐射吸收系数0.74传热系数K=1/(0.16+R)0.60重质/轻质重质围护结构0:001:002:003:004:005:006:007:008:

16、009:0010:0011:0034.8434.6034.3734.1633.9833.8433.7433.7033.7233.8033.9434.1512:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.3934.6734.9535.2135.4335.5835.6535.6535.5835.4635.2835.07外墙构造6.2.1南北向加气混凝土砌块填充墙材料名称由外到内厚度差分rH步长导热系数蓄热系数修正系数热阻热惰性指标(mm)(mm)W/(m.K)W/(mK)aK)/WD=R*S水泥砂浆2010.00.9301

17、1.3701.000.0220.245加气混凝土砌块2007.40.1803.1001.250.8893.444石灰水泥砂浆2010.00.87010.7501.000.0230.247各层之和240一一一一0.9333.936差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.60传热系数K=1/（0.16+R）0.92重质/轻质重质围护结构6.2.1.1自然通风房间：东向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.2833.8833.5333.2233.0032.8532.8032.8432.9833.2133.5333

18、.9212:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.3634.8035.2035.5435.8035.9535.9835.9035.7135.4235.0734.686.2.1.2自然通风房间：西向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.3633.9633.5933.2833.0432.8932.8432.8733.0033.2133.5033.8412:0013:0014:0015:0016:0017:0018:0019:0020:0021

19、:0022:0023:0034.2334.6335.0135.3735.6735.8835.9835.9535.7935.5235.1734.786.2.2.2自然通风房间：西向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.2333.8433.4933.1932.9732.8332.7832.8332.9633.1733.4733.8212:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.2134.6235.0135.3635.6335.8035.8535

20、.7935.6135.3435.0034.626.2.1.4自然通风房间：北向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.1333.7633.4233.1332.9232.7932.7532.8032.9333.1533.4333.7712:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.1434.5334.9035.2335.4835.6435.6935.6335.4635.2034.8834.526.2.2东西向加气混凝土砌块填充墙材料名称由外到内厚

21、度差分rH步长导热系数蓄热系数修正系数热阻热惰性指标(mm)(mm)W/(m.K)W/(mK)aK)/WD=R*S水泥砂浆2010.00.93011.3701.000.0220.245加气混凝土砌块2007.40.1803.1001.250.8893.444玻化微珠保温砂浆256.30.0701.2001.300.2750.429石灰水泥砂浆126.00.87010.7501.000.0140.148各层之和257一一一一1.1994.266差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.60传热系数K=1/（0.16+R）0.74重质/轻质重质围护结构6.2.2.1自然通风房间：东向逐时

22、温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.0033.6133.2733.0032.8232.7532.7732.8933.1033.3933.7534.1512:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.5834.9935.3635.6535.8535.9435.9235.7835.5435.2134.8334.420:001:002:003:004:005:006:007:008:009:0010:0011:0034.0533.6633.3233.

23、0432.8632.7832.8032.9133.1233.4033.7434.1212:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.5234.9035.2535.5335.7535.8735.8935.7935.5735.2634.8934.476.2.2.3自然通风房间：南向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0033.9533.5633.2332.9732.7932.7232.7432.8633.0833.3633.7134.0912:0013:

24、0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.4934.8835.2335.5235.7335.8335.8135.6935.4535.1434.7634.366.2.2.4自然通风房间：北向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0033.8633.4933.1632.9132.7432.6732.7032.8333.0433.3333.6734.0512:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:

25、0034.4434.8235.1635.4335.6335.7235.7035.5735.3435.0334.6634.266.2.3东西向剪力墙材料名称由外到内厚度差分rH步长导热系数蓄热系数修正系数热阻热惰性指标(mm)(mm)W/(m.K)W/(mK)aK)/WD=R*S水泥砂浆2010.00.93011.3701.000.0220.245钢筋混凝土20012.51.74017.2001.000.1151.977玻化微珠保温砂浆256.30.0701.2001.300.2750.429石灰水泥砂浆126.00.87010.7501.000.0140.148各层之和257一一一一0.425

26、2.798差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.60传热系数K=1/（0.16+R）1.71重质/轻质重质围护结构6.2.3.1自然通风房间：东向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.1533.7633.4333.1733.0032.9132.9133.0133.2233.5333.9334.3912:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.8635.3035.6835.9736.1536.2236.1735.9935.723

27、5.3734.9734.566.2.3.2自然通风房间：西向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.2333.8433.5033.2433.0532.9632.9633.0633.2433.5133.8534.2412:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.6535.0635.4535.7936.0636.2136.2236.0835.8135.4735.0734.656.2.3.3自然通风房间：南向逐时温度0:001:002:003:00

28、4:005:006:007:008:009:0010:0011:0034.0333.6633.3333.0832.9132.8332.8532.9533.1433.4233.7734.1712:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.5935.0135.4035.7135.9236.0135.9735.8135.5535.2234.8334.436.2.3.4自然通风房间：北向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0033.8633.5133.203

29、2.9632.8032.7332.7532.8633.0533.3233.6634.0412:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.4434.8335.1935.4935.6835.7635.7235.5735.3235.0134.6434.25热桥梁构造6.3.1钢筋混凝土梁材料名称由外到内厚度差分rH步长导热系数蓄热系数修正系数热阻热惰性指标(mm)(mm)W/(m.K)W/(mK)aK)/WD=R*S水泥砂浆2010.00.93011.3701.000.0220.245钢筋混凝土20012.51.74017

30、.2001.000.1151.977石灰水泥砂浆2010.00.87010.7501.000.0230.247各层之和240一一一一0.1592.469差分时间步长（分钟）5.0外表面太阳辐射吸收系数0.60传热系数K=l/（0.16+R）3.13重质/轻质轻质围护结构6.3.1.1自然通风房间：东向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.7834.4334.1033.8033.5433.3433.1833.1233.1933.4433.8434.3312:0013:0014:0015:0016:0017:0018:00

31、19:0020:0021:0022:0023:0034.8535.3235.7536.0936.3436.4636.4536.3236.1035.8235.4935.146.3.1.2自然通风房间：西向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.9734.5934.2433.9333.6633.4433.2733.1833.1933.3233.5633.8912:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.2934.7535.2735.8036.27

32、36.5736.6736.5836.3636.0635.7235.356.3.1.3自然通风房间：南向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.6234.2833.9733.6833.4433.2433.1033.0333.0533.1933.4533.8012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0034.2434.7335.2135.6235.9236.0936.1136.0235.8335.5835.2834.956.3.1.4自然通风房间：北向逐时温度0:001:002:003:004:005:006:007:008:009:0010:0011:0034.3534.0533.7633.5033.2733.1032.9732.9132.9233.0433.2533.5412:0013:0014:0