建筑工程管理建筑物维护结构各部分的面积如下.docx

1、建筑工程管理建筑物维护结构各部分的面积如下空调课程设计计算书建筑物维护结构各部分的面积如下：1. 屋面：大会议室622.8m2，小会议室：246.63 m2，走廊93.42 m2。 2. 地面：大会议室622.8m2，小会议室：246.63 m2，走廊93.42 m2。3. 外墙:大会议室南墙124.8 m2，北墙124.8 m2；小会议室南墙51.17 m2，东墙97.42 m2，北墙51.17 m2。4. 窗：大会议室南窗25.2 m2，北窗25.2 m2，小会议室南窗10.08 m2，东窗10.08 m2，北窗10.08 m2。夏季冷负荷计算（一） 外墙冷负荷(注：计算中的表均来自空调负

2、荷实用计算法)由表3-1序号2查得墙的类型属II型，传热系数K=1.50W/ (m2)，由表3-3查得不同朝向的tl值。由表3-5查得修正值,南墙td=1.0，东墙td=2.1，北墙td=2.7。按各朝向外墙面积计算出的外墙逐时冷负荷如表1所示。计算式为：CL=FK(tl+td-tn) 表1夏季围护结构冷负荷（单位均为国际单位）大会议室朝向分项时刻7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:00南tl3534.634.233.933.533.232.932.832.933.133.433.934.4td11111111

3、11111K1.51.51.51.51.51.51.51.51.51.51.51.51.5F124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8tl+td-tn87.67.26.96.56.25.95.85.96.16.46.97.4FK(tl+td-tn)1497.61422.721347.841291.681216.81160.641104.481085.761104.481141.921198.081291.681385.28北tl32.632.332.131.831.631.431.331.231.231.3

4、31.431.631.8td2.72.72.72.72.72.72.72.72.72.72.72.72.7K1.51.51.51.51.51.51.51.51.51.51.51.51.5F124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8tl+td-tn7.376.86.56.36.165.95.966.16.36.5FK(tl+td-tn)1366.561310.41272.961216.81179.361141.921123.21104.481104.481123.21141.921179.361216.8大会

5、议室地面F622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8Q15151515151515151515151515FQ9342934293429342934293429342934293429342934293429342总墙Q/W12206.1612075.1211962.811850.4811738.1611644.5611569.6811532.2411550.9611607.121168211813.0411944.08小会议室南tl3534.634.233.933.533.232.932.832.933.

6、133.433.934.4td1111111111111K1.51.51.51.51.51.51.51.51.51.51.51.51.5F51.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.17tl+td-tn87.67.26.96.56.25.95.85.96.16.46.97.4FK(tl+td-tn)614.04583.338552.636529.6095498.9075475.881452.8545445.179452.8545468.2055491.232529.6095567.987北tl32.632.332

7、.131.831.631.431.331.231.231.331.431.631.8td2.72.72.72.72.72.72.72.72.72.72.72.72.7K1.51.51.51.51.51.51.51.51.51.51.51.51.5F51.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.17tl+td-tn7.376.86.56.36.165.95.966.16.36.5FK(tl+td-tn)560.3115537.285521.934498.9075483.5565468.2055460.53452.85

8、45452.8545460.53468.2055483.5565498.9075东tl36.43635.535.2353535.235.636.136.637.137.537.9td2.12.12.12.12.12.12.12.12.12.12.12.12.1K1.51.51.51.51.51.51.51.51.51.51.51.51.5F97.4297.4297.4297.4297.4297.4297.4297.4297.4297.4297.4297.4297.42tl+td-tn10.510.19.69.39.19.19.39.710.210.711.211.612FK(tl+td-tn)

9、1534.3651475.9131402.8481359.0091329.7831329.7831359.0091417.4611490.5261563.5911636.6561695.1081753.56总外墙Q/W2708.7172596.5362477.4182387.5262312.2472273.872272.3942315.4952396.2352492.3272596.0942708.2742820.455（二） 屋面冷负荷(注：计算中的表均来自空调负荷实用计算法)屋面根据其构造，由表3-2序号2查得屋面属III型，K=0.97 W/ (m2)。再由表3-4查得III型的屋面冷负

10、荷计算温度tl。计算公式：CL=KF(tl-tn)计算所得的屋面逐时冷负荷如表2所示。 表2屋面冷负荷（单位均为国际单位）分项时刻大会议室7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:00tl35.534.133.132.7333435.838.140.743.546.148.349.9tl-tn7.56.15.14.7567.810.112.715.518.120.321.9F622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8K0.970.

11、970.970.970.970.970.970.970.970.970.970.970.97CL4530.873685.1083080.9922839.3453020.583624.6964712.1056101.5727672.2739363.79810934.512263.5513230.14小会议室分项tl35.534.133.132.7333435.838.140.743.546.148.349.9tl-tn7.56.15.14.7567.810.112.715.518.120.321.9F246.63246.63246.63246.63246.63246.63246.63246.63

12、246.63246.63246.63246.63246.63K0.970.970.970.970.970.970.970.970.970.970.970.970.97CL1794.2331459.311220.0791124.3861196.1561435.3871866.0032416.2343038.2353708.0824330.0834856.3915239.161（三） 玻璃窗瞬变传热引起的冷负荷(注：计算中的表均来自空调负荷实用计算法)该建筑的外窗为双层钢窗，这种窗在n=8.7 W/ (m2)w=18.6 W/ (m2)及表3-9查得外窗的传热系数K=3.01 W/ (m2)，由表

13、3-10中查得玻璃窗传热系数修正系数为1.2，并且双层玻璃窗的传热系数应减小15%，K=3.01*1.2*0.85=3.0702 W/ (m2)。由表3-11查得窗玻璃的逐时冷负荷计算温度值tL。 计算公式：CL=KF(tL-tN) 计算玻璃窗瞬变传热引起的冷负荷如表3所示。 表3玻璃窗瞬变传热引起的冷负荷（单位均为国际单位）时刻大会议室分项7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:00tl26.0 26.9 27.9 29.0 29.9 30.8 31.5 31.9 32.2 32.2 32.0 31.6 30.8

14、 td3333333333333tl+td-tn1.0 1.9 2.9 4.0 4.9 5.8 6.5 6.9 7.2 7.2 7.0 6.6 5.8 F50.450.450.450.450.450.450.450.450.450.450.450.450.4K3.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.0702CL=FK(tL+td-tn)154.7381294.0024448.7404618.9523758.2166897.48091005.7981067.6931114.1141114.

15、1141083.1671021.271897.4809小会议室tl26.0 26.9 27.9 29.0 29.9 30.8 31.5 31.9 32.2 32.2 32.0 31.6 30.8 td3333333333333tl+td-tn1.0 1.9 2.9 4.0 4.9 5.8 6.5 6.9 7.2 7.2 7.0 6.6 5.8 F30.2430.2430.2430.2430.2430.2430.2430.2430.2430.2430.2430.2430.24K3.07023.07023.07023.07023.07023.07023.07023.07023.07023.0702

16、3.07023.07023.0702CL=FK(tl+td-tn)92.84285176.4014269.2443371.3714454.93538.4885603.4785640.6157668.4685668.4685649.8999612.7628538.4885（四） 透过玻璃窗进入的日射得热引起的冷负荷(注：计算中的表均来自空调负荷实用计算法)计算式为：CL=FCzDj,maxCCL 由表2-4查得双层钢窗的有效面积系数值为0.75，故在计算式中各朝向的窗口面积均乘以0.75，得出窗玻璃的净面积F代入计算式。由表2-2查得CS=0.86，有浅绿色窗帘内遮阳系数CN=0.60，则Cz=

17、CSCN=0.516。因南京的地理纬度为32，属30纬度带。由表2-1查得Dj,max值。因南京处27.5以北，属北区，各朝向有内遮阳的CCL值由表2-6查得。计算透过玻璃进入的日射得热引起的冷负荷如表4所示。 表4透过玻璃窗进入的日射得热引起的冷负荷（单位均为国际单位）大会议室7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:00南F18.918.918.918.918.918.918.918.918.918.918.918.918.9Cz0.5160.5160.5160.5160.5160.5160.5160.5160.

18、5160.5160.5160.5160.516Dj,max173173173173173173173173173173173173173CCL0.180.260.40.580.720.840.80.620.450.320.240.160.1CL303.6897438.663674.8661978.55581214.7591417.2191349.7321046.042759.2243539.8929404.9196269.9464168.7165北F18.918.918.918.918.918.918.918.918.918.918.918.918.9Cz0.5160.5160.5160.51

19、60.5160.5160.5160.5160.5160.5160.5160.5160.516Dj,max115115115115115115115115115115115115115CCL0.540.540.650.750.810.830.830.790.710.60.610.680.17CL605.624605.624728.9919841.1445908.4361930.8666930.8666886.0055796.2835672.9156684.1309762.6377190.6594各方向CL总和909.31381044.2871403.8581819.72123.1952348.0

20、852280.5991932.0481555.5081212.8081089.0511032.584359.3759小会议室南F7.567.567.567.567.567.567.567.567.567.567.567.567.56Cz0.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.516Dj,max173173173173173173173173173173173173173CCL0.180.260.40.580.720.840.80.620.450.320.240.160.1CL121.4759175.465226

21、9.9464391.4223485.9036566.8875539.8929418.417303.6897215.9571161.9679107.978667.48661北F7.567.567.567.567.567.567.567.567.567.567.567.567.56Cz0.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.516Dj,max115115115115115115115115115115115115115CCL0.540.540.650.750.810.830.830.790.710.60.610.6

22、80.17CL242.2496242.2496291.5968336.4578363.3744372.3466372.3466354.4022318.5134269.1662273.6523305.055176.26377东F7.567.567.567.567.567.567.567.567.567.567.567.567.56Cz0.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.516Dj,max538538538538538538538538538538538538538CCL0.680.820.790.590.38

23、0.240.240.230.210.180.150.110.08CL1427.1271720.9481657.9861238.243797.5123503.692503.692482.7048440.7305377.769314.8075230.8588167.8973各方向CL总和1790.8532138.6622219.5291966.1231646.791442.9261415.9311255.5241062.934862.8924750.4277643.8925311.6477(五)人员散热引起的冷负荷(注：计算中的表均来自空调负荷实用计算法)大会议室500人，小会议室200人。人员在室内时间从早上8点到中午12点及下午14点到18点。开会属劳动中的静坐类型，查表4-3当室内温度为28度时，人的显热和潜热为53和55W。参考表4-4，取群集系数为n1=0.96计算式为CL=QSn1CCL （人体显热散热冷负荷）而人体潜热引起的冷负荷则为潜热散热量乘