建環(huán)專業(yè)畢業(yè)設(shè)計(jì)設(shè)計(jì)說明書

1、1 緒論 1.1 設(shè)計(jì)目的 畢業(yè)設(shè)計(jì)是工科大學(xué)培養(yǎng)學(xué)生的最后一個(gè)教學(xué)環(huán)節(jié)，是對四年所學(xué)知識的一次全面總結(jié)，是把理論知識應(yīng)用于實(shí)踐工程的一次很好的鍛煉。在畢業(yè)設(shè)計(jì)中，除了要熟練掌握大學(xué)四年所學(xué)的理論知識外，還要熟習(xí)和掌握國家有關(guān)的建設(shè)方針政策，綜合運(yùn)用所學(xué)的基礎(chǔ)理論和專業(yè)知識，聯(lián)系實(shí)際來解決工程設(shè)計(jì)問題。通過畢業(yè)設(shè)計(jì)，明確設(shè)計(jì)程序，設(shè)計(jì)內(nèi)容及各設(shè)計(jì)階段的目的要求和各工種間的必要配合。1.2 設(shè)計(jì)要求：1.2.1 初步設(shè)計(jì)：學(xué)生接受設(shè)計(jì)任務(wù)后，熟習(xí)土建圖紙與原始資料，查閱和收集資料，對設(shè)計(jì)對象選擇多種空調(diào)方式，經(jīng)過綜合比較后，最后選定一種較好的方案。根據(jù)有關(guān)設(shè)計(jì)規(guī)范及概算指標(biāo)，對冷熱負(fù)荷進(jìn)行初步估

2、算，初步確定冷熱源方式、容量、臺數(shù)、機(jī)房位置和面積并確定送、排風(fēng)方式。1.2.2 施工圖設(shè)計(jì)1設(shè)計(jì)計(jì)算 計(jì)算室內(nèi)冷、熱、濕負(fù)荷； 確定設(shè)計(jì)方案。包括系統(tǒng)劃分、空氣處理過程設(shè)計(jì)、計(jì)算總冷量、總熱量、總風(fēng)量； 根據(jù)冷量和風(fēng)量確定選用空氣處理設(shè)備和制冷設(shè)備、繪出空氣處理系統(tǒng)草圖； 全年運(yùn)行工況調(diào)節(jié)分析； 確定室內(nèi)氣流組織形式，進(jìn)行氣流組織計(jì)算； 進(jìn)行系統(tǒng)風(fēng)道布置及管道水力計(jì)算； 系統(tǒng)消聲減振設(shè)計(jì)； 系統(tǒng)防排煙及保溫設(shè)計(jì)； 對土建、水、電、動力專業(yè)的要求； 設(shè)計(jì)總結(jié)。2繪圖圖紙應(yīng)包括首頁圖、空調(diào)系統(tǒng)布置平面圖、系統(tǒng)圖、大樣圖、機(jī)房布置平面圖、系統(tǒng)圖、大樣圖。2 設(shè)計(jì)任務(wù)及依據(jù)2.1 工程概況 本設(shè)計(jì)對

3、象為長沙市某科研大廈，大廈主要有：辦公室，會議室，多功能廳等。其中地下一層地上八層，預(yù)計(jì)將機(jī)房布置于地下層。工程位于長沙市，東經(jīng)11304，北緯2812，海拔44.9 m?？偪照{(diào)面積為5625m2。本工程空調(diào)設(shè)計(jì)的任務(wù)包括本大廈的中央空調(diào)系統(tǒng)的設(shè)計(jì)及通風(fēng)設(shè)計(jì)。本中央空調(diào)系統(tǒng)設(shè)計(jì)要求能夠?qū)崿F(xiàn)夏季供冷和冬季供熱，并能滿足人體的舒適性要求。 2.2 設(shè)計(jì)依據(jù)2.2.1 長沙市室外空調(diào)設(shè)計(jì)參數(shù)臺站位置：北緯2812， 東經(jīng)11304， 海拔44.9 m氣象參數(shù)為：夏季：大氣壓：99.94 kpa 室外日平均溫度：32.0 室外計(jì)算日溫差：7.3室外干球溫度：35.8 室外濕球溫度：27.7 室外平均風(fēng)

4、速：2.6m/s冬季：大氣壓：101.99 kpa 采暖計(jì)算溫度：0 空調(diào)計(jì)算溫度：-3 相對濕度：81% 室外平均風(fēng)速：3.7m/s2.2.1 室內(nèi)空調(diào)主要設(shè)計(jì)參數(shù)表2.1 室內(nèi)設(shè)計(jì)參數(shù) 房間名稱溫 度（波動范圍±2）相對濕度%（波動范圍±10%）新風(fēng)量m3/(h·人)夏季冬季夏季冬季辦公室2618604030董事長辦公室2618604050財(cái)務(wù)室2618604030會議室2618604020洽談室2618604020管理室2618604030接待室2618604020擋案室2618604030實(shí)驗(yàn)室2618604014休息室2618604020等待門衛(wèi)室261

5、8604030茶水室2618604020展廳2618604015大堂2618604020 機(jī)要室2618604030消防控制室2618604030儲藏室2618604020設(shè)備室2618604020樣品存放室2618604015多功能廳2618604020 3 負(fù)荷計(jì)算表3.1 維護(hù)結(jié)構(gòu)參數(shù)序號圍護(hù)名稱類型傳熱系數(shù)(w/.)傳熱衰減傳熱延遲(h)夏季冬季01外墻磚墻15-240-40.900.910.1712.4402外窗單框雙玻璃窗2.712.781.000.3803內(nèi)墻磚墻0010011.761.760.408.4904內(nèi)門木框夾板門2.172.170.990.8405樓板樓面-261.0

6、71.070.1511.5706屋面現(xiàn)澆08-2-70-20.920.930.407.963.1冷負(fù)荷計(jì)算3.1.1外墻和屋面瞬變傳熱引起的冷負(fù)荷Qc()=AK(tc()+td)kk-tR 式中 Qc() 外墻和屋面瞬變傳熱引起的逐時(shí)冷負(fù)荷，W； A 外墻和屋面的面積，m2； K 外墻和屋面的傳熱系數(shù)，W/(m2 )，由暖通空調(diào)附錄2-2和附錄2-3查??； tR 室內(nèi)計(jì)算溫度，； tc() 外墻和屋面冷負(fù)荷計(jì)算溫度的逐時(shí)值，由暖通空調(diào)附錄2-4和附錄2-5查??； td 地點(diǎn)修正值，由暖通空調(diào)附錄2-6查??； k 吸收系數(shù)修正值，取k=1.0； k 外表面換熱系數(shù)修正值，取k=0.9；3.1.2

7、內(nèi)圍護(hù)結(jié)構(gòu)冷負(fù)荷 Qc()=AiKi(to.m+t-tR) 式中 ki 內(nèi)圍護(hù)結(jié)構(gòu)傳熱系數(shù)，W/(m2 )； Ai 內(nèi)圍護(hù)結(jié)構(gòu)的面積，m2；to.m 夏季空調(diào)室外計(jì)算日平均溫度，；t 附加溫升，可按暖通空調(diào)表2-10查取。3.1.3外玻璃窗瞬變傳熱引起的冷負(fù)荷Qc() = cw Kw Aw ( tc() + td tR) 式中 Qc() 外玻璃窗瞬變傳熱引起的冷負(fù)荷，W； Kw 外玻璃窗傳熱系數(shù)，W/(m2 )，由暖通空調(diào)附錄2-7和附錄2-8查得； Aw 窗口面積，m2； tc() 外玻璃窗的冷負(fù)荷溫度的逐時(shí)值，由暖通空調(diào)附錄2-10查得； cw 玻璃窗傳熱系數(shù)的修正值；由暖通空調(diào)附錄2-9

8、查得； td 地點(diǎn)修正值，由暖通空調(diào)附錄2-11查得；3.1.4透過玻璃窗的日射得熱引起的冷負(fù)荷Qc() = C Aw Cs Ci Djmax CLQ 式中 C 有效面積系數(shù)，由暖通空調(diào)附錄2-15查得；Aw 窗口面積，m2；Cs 窗玻璃的遮陽系數(shù)，由暖通空調(diào)附錄2-13查得；Ci 窗內(nèi)遮陽設(shè)施的遮陽系數(shù)，由暖通空調(diào)附錄2-14查得；Djmax 日射得熱因數(shù)，由暖通空調(diào)附錄2-12查得；CLQ 窗玻璃冷負(fù)荷系數(shù)，無因次，由暖通空調(diào)附錄2-16至附錄2-19查得；3.1.5照明散熱形成的冷負(fù)荷白熾燈 Qc() = 1000 N CLQ 日光燈 Qc() = 1000 n1 n2 N CLQ 式中

9、 N 照明燈具所需功率，W； n1鎮(zhèn)流器消耗功率稀疏，明裝時(shí)，n1=1.2，暗裝時(shí)，n1=1.0； n2燈罩隔熱系數(shù)，燈罩有通風(fēng)孔時(shí)，n2=0.50.6；無通風(fēng)孔時(shí)，n2=0.60.8； CLQ照明散熱冷負(fù)荷系數(shù)，由暖通空調(diào)附錄2-22查得。3.1.6人體散熱形成的冷負(fù)荷1、人體顯熱散熱形成的冷負(fù)荷Qc() = qs n CLQ 式中 qs 不同室溫和勞動性質(zhì)成年男子顯熱散熱量，W，由暖通空調(diào)表2-13查得； n 室內(nèi)全部人數(shù)； 群集系數(shù)，由暖通空調(diào)表2-12查得；CLQ 人體顯熱散熱冷負(fù)荷系數(shù)，由暖通空調(diào)附錄2-23查得；2、人體潛熱散熱引起的冷負(fù)荷 Qc() = ql n 式中 ql 不同

10、室溫和勞動性質(zhì)成年男子潛熱散熱量，W，由暖通空調(diào)表2-13查得；n，同式3-6-1。3.2人體散濕負(fù)荷人體散濕量可按下式計(jì)算 D = 0.001n g式中 D 散濕量，/ h ； 群集系數(shù)，由暖通空調(diào)表2-12查得為0.80； n 計(jì)算時(shí)刻空調(diào)房間內(nèi)的總?cè)藬?shù)； g 一名成年男子的小時(shí)散濕量，由暖通空調(diào)表2-13查得。下面選擇1001管理室、2007洽談室、3004風(fēng)道實(shí)驗(yàn)室進(jìn)行計(jì)算，本設(shè)計(jì)的負(fù)荷將用軟件算出。3.3計(jì)算結(jié)果1001管理室墻 （A=8×3.76=30.1 m2）西北外墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:

11、0018:00tc()32.73231.531.231.131.231.431.932.533.3k =1.0 k=1.0 K =0.9 W/(m2 ) td=2.4 tR=26A3.76×4.5-1.3×2.9=13.15 m2t'c()35.134.433.933.633.533.633.834.334.935.7t9.18.47.97.67.57.67.88.38.99.7Qc()107.799.493.589.988.889.992.398.2105.3114.8西北外窗瞬時(shí)傳熱冷負(fù)荷(雙玻璃窗,淺藍(lán)布簾)時(shí)間9:0010:0011:0012:0013:00

12、14:0015:0016:0017:0018:00tc()27.92929.930.831.531.932.232.23031.6cw=1.0 K =2.71 W/(m2 ) td=3 tR=26A1.3×2.9=3.77 m2t'c()30.93232.933.834.534.935.235.23334.6t4.966.97.88.58.99.29.278.6Qc()50.161.370.579.786.890.994.094.071.587.9西北外窗日射得熱冷負(fù)荷時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00C=0

13、.85 Cs=0.74 Ci=0.60 Dj max=415 W/m2A1.3×2.9=3.77 m2CLQ0.210.240.260.270.340.540.710.840.770.46Qc()124.0141.7153.5159.4200.8318.8419.2496.0454.7271.6西南外墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()36.636.135.735.234.934.634.434.334.434.7k =1.0 k=1.0 K =0.9 W/(m2 ) td=1.0 tR=26A

14、8×4.5=36 m2t'c()37.637.136.736.235.935.635.435.335.435.7t11.611.110.710.29.99.69.49.39.49.7Qc()375.8359.6346.7330.5320.8311.0304.6301.3304.6314.3東北內(nèi)墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00to.m32323232323232323232K =1.76W/(m2 ) t=0 tR=26A8×4.5=36 m2t6666666666Qc()380.

15、2380.2380.2380.2380.2380.2380.2380.2380.2380.2樓板時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00to.m32323232323232323232K =1.07W/(m2 ) t=0 tR=26A3.76×8=30.08 m2t6666666666Qc()193.1193.1193.1193.1193.1193.1193.1193.1193.1193.1照明散熱形成的冷負(fù)荷開燈時(shí)間 10小時(shí)（8：0018：00）時(shí)間9:0010:0011:0012:0013:0014:0015:001

16、6:0017:0018:00CLQ0.90.910.930.930.940.950.950.950.960.96n1=1.0 n2=0.8N330 wQc()237.6240.24245.5245.5248.2250.8250.8250.8253.4253.4人員散熱形成的冷負(fù)荷人在室內(nèi)時(shí)間 10小時(shí)（8：0018：00）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00CLQ0.530.620.690.740.770.80.830.850.870.89qs=60.5W n=3 人 =0.8Qc()76.95690.024100.188107

17、.448111.804116.16120.516123.42126.324129.228ql73.3Qc175.9175.9175.9175.9175.9175.9175.9175.9175.9175.9合計(jì)252.9265.9276.1283.4287.7292.1296.4299.3302.2305.11001各分項(xiàng)逐時(shí)冷負(fù)荷匯總表時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00西北外墻負(fù)荷107.799.493.589.988.889.992.398.2105.3114.8西北外窗傳熱負(fù)荷50.161.370.579.786.890.

18、9949471.587.9西北外窗日射負(fù)荷124141.7153.5159.4200.8318.8419.2496454.7271.6西南外墻負(fù)荷375.8359.6346.7330.5320.8311304.6301.3304.6314.3東北內(nèi)墻負(fù)荷380.2380.2380.2380.2380.2380.2380.2380.2380.2380.2樓板負(fù)荷193.1193.1193.1193.1193.1193.1193.1193.1193.1193.1照明負(fù)荷237.6240.24245.5245.5248.2250.8250.8250.8253.4253.4人員負(fù)荷252.9265.9

19、276.1283.4287.7292.1296.4299.3302.2305.1合計(jì)1721.41741.441759.11761.71806.41926.82030.62112.92065.01920.42007洽談室（A=19.76×10.76=212.6 m2）東北外墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()33.933.633.533.533.733.934.334.634.935.2k =1.0 k=1.0 K =0.9 W/(m2 ) td=3.0 tR=26A10.76×3.9

20、-2×1.8×2.3=33.68m2t'c()36.936.636.536.536.736.937.337.637.938.2t10.910.610.510.510.710.911.311.611.912.2Qc()330.4321.3318.3318.3324.3330.4342.5351.6360.7369.8東北外窗瞬時(shí)傳熱冷負(fù)荷(2個(gè)外窗，雙玻璃窗,淺藍(lán)布簾）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()27.92929.930.831.531.932.232.23031.6cw=1.0 K =

21、2.71 W/(m2 ) td=3 tR=26A1.8×2.3=4.14m2t'c()30.93232.933.834.534.935.235.23334.6t4.966.97.88.58.99.29.278.6Qc()55.067.377.487.595.499.9103.2103.278.596.52Qc()110.0134.6154.8175.0190.7199.7206.4206.4157.1193.0東北外窗日射得熱冷負(fù)荷時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00C=0.85 Cs=0.74 Ci=0.60

22、 Djmax=415 W/m2A1.8×2.3=4.14m2CLQ0.760.560.380.310.30.280.250.210.170.11Qc()499.5368.0249.7203.7197.2184.0164.3138.0111.772.32Qc()998.9736.0499.5407.4394.3368.0328.6276.0223.4144.6東南外墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()35.334.934.634.534.634.835.235.736.236.7k =1.0 k=

23、1.0 K =0.9 W/(m2 ) td=1.3 tR=26A19.76×3.9-1.3×2.2-4×1.8×3.2=51.16m2t'c()36.636.235.935.835.936.136.537.037.538.0t10.610.29.99.89.910.110.511.011.512.0Qc()488.1469.6455.8451.2455.8465.0483.5506.5529.5552.5東南外窗瞬時(shí)傳熱冷負(fù)荷(雙玻璃窗,淺藍(lán)布簾）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:0

24、0tc()27.92929.930.831.531.932.232.23031.6cw=1.0 K =2.71 W/(m2 ) td=3 tR=26A1.3×2.2=2.86m2t'c()30.93232.933.834.534.935.235.23334.6t4.966.97.88.58.99.29.278.6Qc()38.046.553.560.565.969.071.371.354.366.7東南外窗日射得熱冷負(fù)荷時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00C=0.85 Cs=0.74 Ci=0.60 Djmax

25、=374 W/m2A1.3×2.2=2.86m2CLQ0.830.750.520.40.390.360.330.270.20.13Qc()335.1302.8209.9161.5157.4145.3133.2109.080.752.5東南外窗瞬時(shí)傳熱冷負(fù)荷（4個(gè)外窗，雙玻璃窗,淺藍(lán)布簾）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()27.92929.930.831.531.932.232.23031.6cw=1.0 K =2.71 W/(m2 ) td=3 tR=26A1.8×3.2=5.76m2t'c

26、()30.93232.933.834.534.935.235.23334.6t4.966.97.88.58.99.29.278.6Qc()76.593.7107.7121.8132.7138.9143.6143.6109.3134.24Qc()306374.8430.8487.2530.8555.6574.4574.4437.2536.8東南外窗日射得熱冷負(fù)荷時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00C=0.85 Cs=0.74 Ci=0.60 Djmax=374W/m2A1.8×3.2=5.76m2CLQ0.830.750

27、.520.40.390.360.330.270.20.13Qc()674.8609.8422.8325.2317.1292.7268.3219.5162.6105.74Qc()2699.22439.01691.11300.81268.31170.71073.2878.1650.4422.8西南內(nèi)墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00to.m32323232323232323232K =1.76W/(m2 ) t=0 tR=26A10.76×3.9=41.96 m2t6666666666Qc()443.14

28、43.1443.1443.1443.1443.1443.1443.1443.1443.1西北內(nèi)墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00to.m32323232323232323232K =1.76W/(m2 ) t=0 tR=26A19.76×3.9=77.06 m2t6666666666Qc()813.8813.8813.8813.8813.8813.8813.8813.8813.8813.8屋面時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00to.m

29、33.132.733.034.035.838.140.743.546.148.3cw=1.0 K =0.92W/(m2 ) td=2.2 tR=26A81.00 m2t'c()35.334.935.236.23840.342.945.748.350.5t9.38.99.210.21214.316.919.722.324.5Qc()693.0663.2685.6760.1894.21065.61259.41468.01661.81825.7照明散熱形成的冷負(fù)荷開燈時(shí)間 10小時(shí)（8：0018：00）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0

30、018:00CLQ0.90.910.930.930.940.950.950.950.960.96n1=1.0 n2=0.8N2339 wQc()1684.11702.81740.21740.21758.91777.61777.61777.61796.41796.4人員散熱形成的冷負(fù)荷人在室內(nèi)時(shí)間 10小時(shí)（8：0018：00）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00CLQ0.530.620.690.740.770.80.830.850.870.89qs=60.5W n=85 人 =0.8Qc()2180.42550.72838.73

31、044.43167.83291.23414.63496.93579.23661.5ql73.3Qc4984.44984.44984.44984.44984.44984.44984.44984.44984.44984.4合計(jì)7164.87535.17823.18028.88152.28275.68399.08481.38563.68645.92007洽談室各分項(xiàng)逐時(shí)冷負(fù)荷匯總表時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00東北外墻負(fù)荷330.4321.3318.3318.3324.3330.4342.5351.6360.7369.8東北外窗

32、傳熱負(fù)荷110134.6154.8175190.7199.7206.4206.4157.1193東北外窗日射負(fù)荷998.9736499.5407.4394.3368328.6276223.4144.6東南外墻負(fù)荷488.1469.6455.8451.2455.8465483.5506.5529.5552.5東南外窗傳熱負(fù)荷344421.3484.3547.7596.7624.6645.7645.7491.5603.5東南外窗日射負(fù)荷3034.327421901.11462.31425.81316.11206.4987731.1475.3西南內(nèi)墻負(fù)荷443.1443.1443.1443.1443

33、.1443.1443.1443.1443.1443.1西北內(nèi)墻負(fù)荷813.8813.8813.8813.8813.8813.8813.8813.8813.8813.8屋面負(fù)荷693663.2685.6760.1894.21065.61259.414681661.81825.7照明負(fù)荷1684.11702.81740.21740.21758.91777.61777.61777.61796.41796.4人員負(fù)荷7164.87535.17823.18028.88152.28275.683998481.38563.68645.9合計(jì)16104.515982.815319.615147.915449.

34、815679.515906159571577215863.63004風(fēng)道實(shí)驗(yàn)室（A=56.1 m2）東北外墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()33.933.633.533.533.733.934.334.634.935.2k =1.0 k=1.0 K =0.9 W/(m2 ) td=3.0 tR=26A8.26×3.4-6.76×1.8-1.5×1.5=13.67m2t'c()36.936.636.536.536.736.937.337.637.938.2t10.91

35、0.610.510.510.710.911.311.611.912.2Qc()134.1130.4129.2129.2131.6134.1139.0142.7146.4150.1東北外窗瞬時(shí)傳熱冷負(fù)荷（雙玻璃窗,淺藍(lán)布簾）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()27.92929.930.831.531.932.232.23031.6cw=1.0 K =2.71 W/(m2 ) td=3 tR=26A6.76×1.8=12.17m2t'c()30.93232.933.834.534.935.235.23334

36、.6t4.966.97.88.58.99.29.278.6Qc()161.6197.9227.6257.2280.3293.5303.4303.4230.9283.6東北外窗日射得熱冷負(fù)荷時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00C=0.85 Cs=0.74 Ci=0.60 Djmax=415 W/m2A6.76×1.8=12.17m2CLQ0.760.560.380.310.30.280.250.210.170.11Qc()1448.61067.4724.3590.9571.8533.7476.5400.3324.0209

37、.7東北外窗瞬時(shí)傳熱冷負(fù)荷（雙玻璃窗,淺藍(lán)布簾）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()27.92929.930.831.531.932.232.23031.6cw=1.0 K =2.71 W/(m2 ) td=3 tR=26A1.5×1.5=2.25m2t'c()30.93232.933.834.534.935.235.23334.6t4.966.97.88.58.99.29.278.6Qc()29.936.642.147.651.854.356.156.142.752.4東北外窗日射得熱冷負(fù)荷時(shí)間9:0

38、010:0011:0012:0013:0014:0015:0016:0017:0018:00C=0.85 Cs=0.74 Ci=0.60 Djmax=415 W/m2A1.5×1.5=2.25m2CLQ0.760.560.380.310.30.280.250.210.170.11Qc()267.8197.3133.9109.2105.798.788.174.059.938.8東南外墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()35.334.934.634.534.634.835.235.736.236.7

39、k =1.0 k=1.0 K =0.9 W/(m2 ) td=1.3 tR=26A7.76×3.4-3.76×1.5=20.74m2t'c()36.636.235.935.835.936.136.537.037.538.0t10.610.29.99.89.910.110.511.011.512.0Qc()197.9190.4184.8182.9184.8188.5196.0205.3214.7224.0東南外窗瞬時(shí)傳熱冷負(fù)荷（雙玻璃窗,淺藍(lán)布簾）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00tc()27.929

40、29.930.831.531.932.232.23031.6cw=1.0 K =2.71 W/(m2 ) td=3 tR=26A3.76×1.5=5.64m2t'c()30.93232.933.834.534.935.235.23334.6t4.966.97.88.58.99.29.278.6Qc()74.991.7105.5119.2129.9136.0140.6140.6107.0131.4東南外窗日射得熱冷負(fù)荷時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00C=0.85 Cs=0.74 Ci=0.60 Djmax=3

41、74 W/m2A1.3×2.2=2.86m2CLQ0.830.750.520.40.390.360.330.270.20.13Qc()660.7597.1414.0318.4310.5286.6262.7214.9159.2103.5西北內(nèi)墻冷負(fù)荷（型墻）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00to.m32323232323232323232K =1.76W/(m2 ) t=0 tR=26A7.76×3.4=26.38 m2t6666666666Qc()278.6278.6278.6278.6278.6278.6

42、278.6278.6278.6278.6照明散熱形成的冷負(fù)荷開燈時(shí)間 10小時(shí)（8：0018：00）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00CLQ0.90.910.930.930.940.950.950.950.960.96n1=1.0 n2=0.8N639wQc()460.1465.2475.4475.4480.5485.6485.6485.6490.8490.8人員散熱形成的冷負(fù)荷人在室內(nèi)時(shí)間 10小時(shí)（8：0018：00）時(shí)間9:0010:0011:0012:0013:0014:0015:0016:0017:0018:00CLQ0.530.620.690.740.770.80.830.850.870.89qs=60.5W n=6 人 =0.