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1、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荷实用计算法)由表3-1序号2查得墙的类型
2、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tl3534.634.233.933.533.232.932.832.933.133.433.934.4td1111111111111K1.51.51.51.51.5
3、1.51.51.51.51.51.51.51.5F124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8tl+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tl32.632.332.131.831.631.431.331.231.231.331.431.631.8td2.72.72
4、.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大会议室地面F622.8622.8622.86
5、22.8622.8622.8622.8622.8622.8622.8622.8622.8622.8Q15151515151515151515151515FQ9342934293429342934293429342934293429342934293429342总墙Q/W12206.1612075.1211962.811850.4811738.1611644.5611569.6811532.2411550.9611607.121168211813.0411944.08小会议室南tl3534.634.233.933.533.232.932.832.933.133.433.934.4td111111
6、1111111K1.51.51.51.51.51.51.51.51.51.51.51.51.5F51.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.1751.17tl+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tl32.632.332.131.831.631.431.331.
7、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)560.3115537.285521.934498.9075483.5565468.2055460.53452.8545452.8545460.53468.2
8、055483.5565498.9075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)1534.3651475.9131402.
9、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型的屋面冷负荷计算温度tl。计算公式：CL=KF(tl
10、-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-tn7.56.15.14.7567.810.112.715.518.120.321.9F622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8K0.970.970.970.970.970.970.9
11、70.970.970.970.970.970.97CL4530.873685.1083080.9922839.3453020.583624.6964712.1056101.5727672.2739363.79810934.512263.5513230.14小会议室分项tl35.534.133.132.7333435.838.140.743.546.148.349.9tl-tn7.56.15.14.7567.810.112.715.518.120.321.9F246.63246.63246.63246.63246.63246.63246.63246.63246.63246.63246.63246
12、.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3-10中查得玻璃窗传热系数修正系数为1.
13、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 td3333333333333tl+td
14、-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)154.7381294.0024448.7404618.9523758.2166897.48091005.7981067.6931114.1141114.1141083.1671021.27189
15、7.4809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 F30.2430.2430.2430.2430.2430.2430.2430.2430.2430.2430.2430.2430.24K3.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.0702CL=
16、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=CSCN=0.516。因南京的地理纬度为3
17、2，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F18.918.918.918.918.918.918.918.918.918.918.918.918.9Cz0.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5
18、16Dj,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F18.918.918.918.918.918.918.918.918.918.918.918.918.9Cz0.5160.5160.5160.5160.5160.5160.5160.516
19、0.5160.5160.5160.5160.516Dj,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909.31381044.2871403.8581819.72123.1952348.0852280.5991932.048155
20、5.5081212.8081089.0511032.584359.3759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,max173173173173173173173173173173173173173CCL0.180.260.40.580.720.840.80.620.450.320.240.160.1CL121.4759175.4652269.9464391.4223485.903
21、6566.8875539.8929418.417303.6897215.9571161.9679107.978667.48661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,max115115115115115115115115115115115115115CCL0.540.540.650.750.810.830.830.790.710.60.610.680.17CL242.2496242.24
22、96291.5968336.4578363.3744372.3466372.3466354.4022318.5134269.1662273.6523305.055176.26377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,max538538538538538538538538538538538538538CCL0.680.820.790.590.380.240.240.230.210.180
23、.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
24、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以群集系数。这两个会议室在夜间停止供冷，则人体散热引起的冷负荷系数应取CCL=1.0（表4-4说明）大会议室：QS=500*53=26500W QL=500*55=27500W；小会议室：QS=200*53=10600W QL=200*55=11000W；计算人员散热引起的冷负荷如表5所示。 表5人员散热引起的冷负荷分项时刻7:008:009:0010:0011:0012
25、:0013:0014:0015:0016:0017:0018:0019:00大会议室Ccl1111111111111显热负荷CL1=Qs*n1*Ccl25440254402544025440254402544025440254402544025440254402544025440潜热负荷CL2=Ql*n1002640026400264002640026400264002640026400264002640026400CL1+CL225440254405184051840518405184051840518405184051840518405184051840小会议室Ccl11111111111
26、11显热负荷CL1=Qs*n1*Ccl10176101761017610176101761017610176101761017610176101761017610176潜热负荷CL2=Ql*n1001056010560105601056010560105601056010560105601056010560CL1+CL210176101762073620736207362073620736207362073620736207362073620736(六)照明散热引起的冷负荷(注：计算中的表均来自空调负荷实用计算法)对于荧光灯计算式为：CL=860n1n2NCCL本设计采用暗装荧光灯镇流器装设在
27、顶棚内，n1=1.0。且荧光灯罩无通风孔，取n2=0.7。大会议室N=1.5KW，小会议室N=0.6KW。会议室空调设备运行时间为12小时，开灯时数为十小时，由表4-1查得照明散热冷负荷系数CCL值。计算照明散热引起的冷负荷如表6所示。 表6照明散热形成的冷负荷分项时刻7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:00大会议室Ccl0.690.690.860.890.90.910.910.920.930.940.950.950.5CL=860*n1*n2*N*Ccl623.07623.07776.58803.67812.
28、7821.73821.73830.76839.79848.82857.85857.85451.5小会议室Ccl0.690.690.860.890.90.910.910.920.930.940.950.950.5CL=860*n1*n2*N*Ccl249.228249.228310.632321.468325.08328.692328.692332.304335.916339.528343.14343.14180.6（七）两会议室间的走廊冷负荷走廊冷负荷计算中的tl，td，以及墙的和窗的传热系数K值与上边大小会议室的相同，门的传热系数由供热工程查得K=2.33 W/ (m2), tn由2003技
29、术措施（暖通空调）1查得。走廊冷负荷计算如表7所示 表7两会议室间的走廊冷负荷分项时刻7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:00南墙tl3534.634.233.933.533.232.932.832.933.133.433.934.4td1111111111111K1.51.51.51.51.51.51.51.51.51.51.51.51.5F17.4617.4617.4617.4617.4617.4617.4617.4617.4617.4617.4617.4617.46tl+td-tn43.63.22.92.
30、52.21.91.81.92.12.42.93.4FK(tl+td-tn)104.7694.28483.80875.95165.47557.61849.76147.14249.76154.99962.85675.95189.046南窗瞬时得热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-tn-3.0 -2.1 -1.1 0.0 0.9 1.8 2.5 2.9 3.2 3.2 3.0 2.6 1.8 F5.045.045.045.045.045.045.045.045
31、.045.045.045.045.04K3.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.07023.0702CL=FK(tl+td-tn)-46.4214-32.495-17.0212013.9264327.8528538.6845244.8740449.5161949.5161946.4214240.231927.85285日射得热F3.783.783.783.783.783.783.783.783.783.783.783.783.78Cz0.5160.5160.5160.5160.5160.5160.5
32、160.5160.5160.5160.5160.5160.516Dj,max173173173173173173173173173173173173173Ccl0.180.260.40.580.720.840.80.620.450.320.240.160.1CL60.7379587.73259134.9732195.7112242.9518283.4438269.9464209.2085151.8449107.978680.9839353.9892933.7433北墙tl32.632.332.131.831.631.431.331.231.231.331.431.631.8td2.72.72.
33、72.72.72.72.72.72.72.72.72.72.7K1.51.51.51.51.51.51.51.51.51.51.51.51.5F16.0216.0216.0216.0216.0216.0216.0216.0216.0216.0216.0216.0216.02tl+td-tn3.332.82.52.32.121.91.922.12.32.5FK(tl+td-tn)79.29972.0967.28460.07555.26950.46348.0645.65745.65748.0650.46355.26960.075北门tl32.632.332.131.831.631.431.331.
34、231.231.331.431.631.8td2.72.72.72.72.72.72.72.72.72.72.72.72.7K2.332.332.332.332.332.332.332.332.332.332.332.332.33F16.0216.0216.0216.0216.0216.0216.0216.0216.0216.0216.0216.0216.02tl+td-tn3.332.82.52.32.121.91.922.12.32.5FK(tl+td-tn)123.1778111.9798104.514593.316585.8511878.3858674.653270.9205470.9205474.653278.3858685.8511893.3165走廊总负荷Q321.5533333.5914373.5585425.0537463.4734497.7635481.1052417.8021
