2023年-建筑物维护结构各部分的面积如下.docx

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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 n?。2 .地面：大会议室622.8H?,小会议室：246.63 m2,走廊93.42 nA3 .外墙:大会议室南墙124.8 m2,北墙124.8 n?；小会议室南墙51.17 n?,东墙97.42 m2,北墙51.17 n?。4 .窗:大会议室南窗25.2n?,北窗25.2 nA 小会议室南窗10.08 nA 东窗10.08 n?,北窗10.08 n?。夏季冷负荷计算(-)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查得墙的类型属n型，

2、传热系数K=L50W/(m2C),由表3-3查得不同朝向的口值。由表3-5查得 修正值，南墙td=L0,东墙td=2.1,北墙匕=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 (ti+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7:008:009:0010:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:000大会议室Cel0. 690. 690. 860. 890.90.910.910. 920. 930. 940. 950. 950.5CL=860*n1*n2*

3、N*C cl623. 07623. 07776. 58803. 67812.7821.73821.73830. 76839. 79848. 82857.85857.85451.5小会议室Cel0. 690. 690. 860. 890.90.910.910. 920. 930. 940. 950. 950.5CL=860*nl*n2*N*C cl249. 228249. 228310. 632321.468325.08328.69 2328.692332.304335.916339. 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

4、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. 1617. 4617. 1617. 461

5、7. 4617.4617. 4617.4617. 4617.4617. 4617.4617. 46tl+td-tn43.63.22.92.52.21.91.81.92. 12.42.93.4FK(tl+td-t104. 794. 2883. 8075. 9565. 4757.6149. 7647. 1449. 7654. 9962. 8575.9589. 04n)6481581219616南窗瞬时得热tl26.026.927.929.029.930.831.531.932.232.232.031.630.8td3333333333333tl+td-tn-3.0-2. 1-1. 10.00.91

6、.82.52.93.23.23.02.61.8F5. 045. 045. 045. 045. 045. 045. 045. 045. 045. 045. 045. 045.04K3. 070 23. 070 23. 070 23. 070 23. 070 23. 070 23. 070 23. 070 23. 070 23. 070 23. 070 23. 070 23. 0702CL=FK(tl+t d-tn)-46.4214-32.495-17.0212013. 9264327. 8528538. 6845244. 8740449.5161949.5161946. 4214240. 231

7、927.85285日射得热F3. 783. 783. 783. 783. 783. 783. 783. 783. 783. 783. 783. 783. 78Cz0.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.5160.516Dj, max173173173173173173173173173173173173173Ccl0. 180. 260.40. 580. 720. 840.80. 620. 450. 320. 240. 160. 1CL60. 7379587. 73259134.9732195.7112242.95182

8、83.4438269.9464209.2085151.8449107.978680. 9839353. 9892933. 7433北墙tl32.632.332. 131.831.631.431.331.231.231.331.431.631.8td2.72.72.72.72.72.72.72.72.72.72.72.72.7K1.51.51.51.51.51.51.51.51.51.51.51.51.5F16. 0216. 0216. 0216. 0216. 0216. 0216. 0216. 0216. 0216. 0216. 0216. 0216. 02tl+td-tn3.332.82.5

9、2. 32. 121.91.922. 12.32.5FK(tl+td-t n)79. 29 972. 0967. 28460. 07 555. 26950. 46 348. 0645. 65745. 65748. 0650. 46 355.26960. 075北门tl32.632.332. 131.831.631.431.331.231.231.331.431.631.8td2.72.72.72.72.72.72.72.72.72.72.72.72. 7K2. 332. 332. 332. 332. 332. 332. 332. 332. 332. 332. 332. 332. 33F16.

10、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-t n)123. 1778111.9798104.514593.316585. 8511878. 3858674. 653270. 92 05470. 92 05474. 653278. 3858685. 8511893.3165走廊总 负荷Q321.5533333.5914373.5585425.0537463.4734497.7635481.

11、 1052417.8 021367.6996335.2 07319. 1102311.2924304.0337（八）各项冷负荷汇总以上各项冷负荷汇集在一起，如表8所示。各项冷负荷汇总分项时亥IJ7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:00大会 议室外墙负 荷12206 .1612075 .1211962 .811850 .4811738 .1611644 .5611569 .6811532 .2411550 .9611607 .121168211813 .0411944 .08屋间负 荷4530.873685.10

12、83080.9922839.3453020.583624.6964712.1056101.5727672.2739363.79810934 .512263 .5513230 .14窗传热 负荷154.7381294.0024448.7404618.9523758.2166897.48091005.7981067.6931114.1141114.1141083.1671021.271897.4809窗日射 负荷909.31381044.2871403.8581819.72123.1952348. 0852280.5991932. 0481555.5081212.8081089. 0511032.

13、584359.3759人员负25440254405184051840518405184051840518405184051840518405184051840荷照明负 荷623.07623.07776.58803.67812.7821.73821. 73830.76839. 79848.8 2857.85857.8 5451.5走廊负 荷160.7767166. 7957186.7793212.5268231.7367248.8817240.5526208.901183.8498167.6 035159.5551155.6462152.0168以上总 负荷31818 .7743161 .596

14、9512 .9769772 .1570292 .8571176 .5572229 .9173304 .3174572 .6575986 .6677486 .5778828 .378722 .58小会 议室外墙负 荷2708.7172596.5362477.4182387.5262312.2472273.872272.3942315.4952396.2352492.3272596.0942708.2742820.455屋面负 荷1794.2331459.311220.0791124.3861196.1561435.3871866. 0032416.2343038.2353708.0824330.

15、0834856.3915239.161窗传热 负荷92. 84285176.4 014269.2443371.3714454.93538.4885603.4785640.6157668.4685668.4685649.8999612. 7628538.4885窗日射 负荷1790.8532138.6622219.5291966.1231646.791442.9261415.9311255.5241062.934862.8924750.4277643.8925311.6477人员负 荷10176101762073620736207362073620736207362073620736207362

16、073620736照明负 荷249.228249.228310.632321.468325.0 8328.692328.692332.304335.916339.528343. 14343. 14180.6走廊负 荷160.7767166.7957186.7793212.5268231.7367248.8817240.5526208.9 01183.8498167.6035159.5551155.6462152.0168以上总 负荷16972 .6516962 .9327419 .6827119 .126902 .9127004 .2427463 .0527905 .0728421 .6128

17、974 .929565 .230056 .1129978 .37三、冬季热负荷计算计算中的所有传热系数与夏季的相同，室外温度空调设计手册查得，温差修正系数、朝向修正量、高度修正量 均由供热工程查得。冬季热负荷计算如表9表9冬季热负荷计算围护结构耗热量名称围护结构传热 系数室内计 算温度空调室外计 算温度室内外计算 温差温差修正 系数基本耗 热量耗热量修正围护结构 耗热量名称及 方向面积Ktnt/tn-t/aQ Lj朝 向修正后耗 热量高度 修正m2W/(m2 )七Xcn1+XcnQxgQ，大会 议室南墙124.81.518-62414492.8-0.20.83594.2 40. 0232355

18、.46*1.02北墙124.81.518-6244492. 8014492.8南窗25.23. 070218-6241856.857-0.20.81485.486北窗25.23. 070218-6241856.8 57011856. 857屋面622.80. 9718-62414498.7840114498.78地面622.80. 4318-6246427. 296016427.2 9632355.33002.564692小会 议室南墙51. 171.518-62411842.12-0.20.81473.6960. 0216976. 89*1.02北墙51. 171.518-6241842.

19、12011842.12南窗10. 083.070218-624742. 74278-o.20.8594. 1942北窗10. 083.070218-624742. 7427801742. 7428东墙97.421.5186243507. 12-o.050.953331.764东窗10. 083. 070218-624742. 74278-0.050.95705. 6056屋面246.630. 9718-6245741.5464015741. 546地面246.630. 4318-6242545. 2216012545. 22216976.8917316. 42847户间传热分项KFtn-t/Q

20、高度附加户间传热量大会议室墙1.7292.46240.72671.724160. 022725.1586门2. 3311.34240.7443. 89296443.89296小会议室墙1.7292. 46240. 72671.724160. 022725. 1586门2. 3311.34240. 7443.89296443. 89296总热负荷大会议室围护结构33002.5692小会议室围护结构17316.428户间传热3169. 051603户间传热3169. 0516以上负荷36171.6208以上负荷20485. 48新风负荷59187新风负荷16350总负荷95359总负荷36835冬

21、季湿负荷计算（注：计算中的表均来自空调负荷实用计算法）由表4-3查得温度为18时平均每人的散湿量为33g/h大会议室：W=33*500=16500g/h=4.58g/s小会议室：W=33*200=6600g/h=l,83g/s确定空气处理方案和熔湿图绘制夏季室外状态点 W： tw=35,hk91KJ/kg, 尸62机 室外状态点 N： tN=28, hk64. 5KJ/kg, 6=60%。大会议室：热湿比=Q/W=78828/11.39=6921,过点N作热湿比线与 如=90%相交于点0, t0=18. 8,ho=50 KJ/kg, hx - h0=14. 5 KJ/kg,取新风温升为1,由h

22、N线可确定L点以及温升后的K点，3=23 , h=63.5 KJ/kg, tK=24, hK=64. 5 KJ/kg, 6 行84%。总风量 G=Q/1000( hN - ho) =5. 44 kg/s新风量 G= 500*8m3/h*l. 146kg/m3=l. 27 kg/s风机盘管风量Gf=G_Gh=4. 17 kg/s0M/K0= G/Gf,连接 K、0 两点并延长到 M 点,tM=17.3,hM=45.5 KJ/kg , 6M=90%。小会议室：热湿比=Q/W=30056/4.56=65915,过点N作热湿比线与(=90%相交于点0, t0=18. 5, h0=49 KJ/kg, h

23、x - ho=15. 5 KJ/kg,取新风温升为1,由瓜线可确定L点以及温升后的K点，如=23 , h=63. 5 KJ/kg, tK=24, hK=64. 5 KJ/kg, 6 行84%。 总风量 G=Q/1000( hN - ho) =1.94 kg/s 新风量 Gk 200*8m3/h*l. 146kg/m3=0. 51 kg/s 风机盘管风量Gi GGw 1. 43 kg/s0M/K0= Gw/Gf,连接 K、0 两点并延长到 M 点,tM=17. 3,hM=45 KJ/kg , 4)M=89%o 夏季处理过程： 冷却 温升N M 冷却减湿 冬季 室外状态点 W ：tw，=-6,hw

24、=-L7KJ/kg,二73%。室外状态点 N ：tN=18,从，=31KJ/kg, 6=40%。大会议室：热湿比 I =Q/W=-36172/4.98=-7397总风量同夏季 G = G=5. 44 kg/s ,- h二Q /Gr二一36172/(5.44* 1000)=6.65 KJ/kg, h。，=37. 65 KJ/kg, h。，线与线交于O点，过点W做等含湿量线与线交于K，点，连接IC、(T并延长与过M点的含湿量线交于点M , 0 M /K 0 = G/Gf， 4)o=17.5% , t0- =27. 4 , tK* =26.3 ,=31 KJ/kg, 4)K13. 5%,储=28.

25、2, % Ml. 5KJ/kg ,=23. 5%o新风量 G，= 1.81kg/s 风机盘管风量Gf,二363 kg/s小会议室：热湿比 s=Q/W=-20485/1.83=-l 1194总风量同夏季 G, = G=l. 94 kg/s ,瓜，-h。，=Q /G =-20485/(1.94*1000)=10.5 KJ/kg, h0- =41. 5 KJ/kg, h，线与 1线交于O点，过点W做等含湿量线与h，线交于K，点，连接K，、0并延长与过M点的含湿量线交于点M , 0 M /K 0 = G/Gr, (Do, =16.5%tM* =31. 5, hw =45KJ/kg ,弧，=23. 5%

26、o新风量 Gw = 0. 5kg/s风机盘管风量Gf=1. 44kg/s冬季处理过程:加热加热8 0N大会议室焰湿图如图一，小会议室熔湿图如图二to, =30. 2 ,品=26. 3 , hr =31 KJ/kg, 6 K- =13. 5%,南tl3534.634.233.933.533.232.932.832.933. 133.433.934.4td1111111111111K1.51.51.51.51.51.51.51.51.51.51.51.51.5F124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8124.8tl+t

27、d-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. 131.831.631.431.331.231.231.331.431.631.8td2.72.72.72.72.72.72.72.72.72.72.72.72. 7K1.51.51.51.51.51.51.51.51.51.51.51.51.5F124.8124.8124.812

28、4.8124.8124.8124.8124.8124.8124.8124.8124.8124.8tl+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F622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8622.8Q15151515151515151515151515FQ934293429

29、3429342934293429342934293429342934293429342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. 133.433.934.4td1111111111111K1.51.51.51.51.51.51.51.51.51.51.51.51.5F51. 1751. 1751. 1751. 1751

30、. 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)614.04583.338552.636529.6 095498.9 075475.881452.8545445. 179452.8545468.2 055491.232529.6 095567.987北tl32.632.332. 131.831.631.431.331.231.231.331.431.631.8td2.72.72.72.72.72.72.72.72.72.72

31、.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)560.3115537.285521.934498.9 075483.5565468.2 055460.5 3452.8545452.8545460.53468.2 055483.5565498.9 075东tl36.43635.535

32、.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. 4297.4297.42ti+td-tn10.510. 19.69.39. 19.19.39.710.210. 711.211.612FK(tl+td-tn)1534.3651475.9131402.8481359.00

33、91329.7831329.7831359.0091417.4611490.5261563.5911636.6561695.1081753.56总外墙Q/W2708.7172596.5362477.4182387.5262312.2-172273.872272.3942315.1952396.2352492.3272596.0942708.2712820.455(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HI型，K=0.97W/(m2 )o再由表3-4查得HI型的屋面冷负荷计算温度t】。计算公式：CL=KF(ti-tn)计算所得的屋面逐时

34、冷负荷如表2所示。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. 970. 970.970. 970. 970. 970.97CL4530.873685. 1 083080. 9922839. 3453020. 5 83624.6964712. 1 056101.5727672.2 739363. 79810934.512263.5513230.14小会议 室EEtl35.534. 133. 132.7333435.838. 140.743.546. 148.349.9tl- tn7.56. 15. 14.7567.810. 112. 715.518. 120.321.9F