暖通設(shè)計(jì)概述

1、緒論?設(shè)計(jì)目的空調(diào)課程設(shè)計(jì)是暖通空調(diào)課程的重要教學(xué)環(huán)節(jié)之一，通過(guò)這一環(huán)節(jié)達(dá)到 了解空調(diào)設(shè)計(jì)的內(nèi)容、程序和基本原則，學(xué)習(xí)設(shè)計(jì)計(jì)算的基本步驟和方法， 鞏固 暖通空調(diào)課程的理論知識(shí)，培養(yǎng)獨(dú)立工作能力和解決實(shí)際工程問(wèn)題的能力。同時(shí)，利用與之相關(guān)的軟件，增強(qiáng)應(yīng)用與創(chuàng)造能力。如用于輔助設(shè)計(jì)的CAD用于編寫文檔的WORD用于數(shù)據(jù)統(tǒng)計(jì)的EXCEL都是幫助我們高效工作的工具， 故此，此次課程設(shè)計(jì)不僅是對(duì)空調(diào)工程的專業(yè)知識(shí)的應(yīng)用，也是對(duì)當(dāng)代的我 們應(yīng)用各種計(jì)算機(jī)軟件的一個(gè)考驗(yàn)。?設(shè)計(jì)任務(wù)整個(gè)設(shè)計(jì)要求完成恒溫車間（一層）的空調(diào)設(shè)計(jì)。應(yīng)將設(shè)計(jì)結(jié)果整理成設(shè)計(jì) 計(jì)算說(shuō)明書，其中包括：原始資料、設(shè)計(jì)方案、計(jì)算公式、數(shù)據(jù)來(lái)源

2、、設(shè)備類型、 主要設(shè)備材料表。設(shè)計(jì)成果還應(yīng)能用工程圖紙表達(dá)出來(lái)，必須提供空調(diào)平、剖面 圖、系統(tǒng)圖及機(jī)房詳圖。指導(dǎo)老師：馬榮生 丁興鳳目錄 TOC o 1-5 h z HYPERLINK l bookmark4 o Current Document 一、原始資料 1 HYPERLINK l bookmark6 o Current Document （一）建筑及結(jié)構(gòu) 1 HYPERLINK l bookmark8 o Current Document （二）氣象資料 1 HYPERLINK l bookmark10 o Current Document （三）工藝資料 1 HYPERLINK l

3、bookmark12 o Current Document 二、冬夏季室內(nèi)冷熱負(fù)荷的計(jì)算 2 HYPERLINK l bookmark14 o Current Document （一）圍護(hù)結(jié)構(gòu)傳熱系數(shù)的確定 2 HYPERLINK l bookmark16 o Current Document （二）夏季空調(diào)冷負(fù)荷的計(jì)算 2 HYPERLINK l bookmark18 o Current Document 1、圍護(hù)結(jié)構(gòu)冷負(fù)荷的計(jì)算 2 HYPERLINK l bookmark28 o Current Document （2）人體散熱引起的冷負(fù)荷 3 HYPERLINK l bookmark3

4、4 o Current Document （3）工藝設(shè)備散熱引起的冷負(fù)荷 4 HYPERLINK l bookmark36 o Current Document （4）各房間冷負(fù)荷匯總 4 HYPERLINK l bookmark48 o Current Document （三）夏季各房間濕負(fù)荷計(jì)算 19 HYPERLINK l bookmark50 o Current Document 三、冬季空調(diào)熱、濕負(fù)荷計(jì)算 19 HYPERLINK l bookmark52 o Current Document （一）需要計(jì)算的部分 19 HYPERLINK l bookmark54 o Curren

5、t Document 1、基本耗熱量計(jì)算（墻、吊頂、門、窗、地面） 19 HYPERLINK l bookmark56 o Current Document 2、附加耗熱量（考慮朝向、風(fēng)力及高度等修正） 19 HYPERLINK l bookmark58 o Current Document 3、冷風(fēng)滲透、浸入耗熱量 20 HYPERLINK l bookmark60 o Current Document （二）冬季熱濕負(fù)荷匯兌 21 HYPERLINK l bookmark62 o Current Document 1、各房間熱負(fù)荷匯總 21 HYPERLINK l bookmark64 o

6、 Current Document 2、冬季濕負(fù)荷計(jì)算（同夏季） 25 HYPERLINK l bookmark66 o Current Document 四、空調(diào)方案的確定 26 HYPERLINK l bookmark68 o Current Document （一）確定空調(diào)方式 26 HYPERLINK l bookmark70 o Current Document （二）系統(tǒng)的劃分 26 HYPERLINK l bookmark72 o Current Document （三）空氣處理設(shè)備的選擇方案 26 HYPERLINK l bookmark74 o Current Documen

7、t （四）管道、設(shè)備、風(fēng)口等布置方案 27 HYPERLINK l bookmark76 o Current Document 五、空調(diào)系統(tǒng)的設(shè)計(jì)計(jì)算 28 HYPERLINK l bookmark78 o Current Document （一）確定送風(fēng)狀態(tài)點(diǎn)，送風(fēng)溫差 28 HYPERLINK l bookmark80 o Current Document （二）計(jì)算各房間送風(fēng)量及系統(tǒng)總風(fēng)量 28 HYPERLINK l bookmark82 o Current Document （三）校核冬、夏季設(shè)計(jì)工況下的室內(nèi)參數(shù) 29 HYPERLINK l bookmark84 o Current

8、 Document （四）確定新風(fēng)量 29（五）確定回風(fēng)量 30 HYPERLINK l bookmark88 o Current Document （六）空氣處理設(shè)備的選擇計(jì)算 30 HYPERLINK l bookmark90 o Current Document 表面式冷卻器的選擇： 30 HYPERLINK l bookmark92 o Current Document 空氣加熱器的選擇計(jì)算 32 HYPERLINK l bookmark94 o Current Document （七）室內(nèi)空氣分布計(jì)算 33 HYPERLINK l bookmark96 o Current Docum

9、ent 1、確定送回風(fēng)口的型式和空氣管路的布置 34 HYPERLINK l bookmark98 o Current Document 2、各房間送回風(fēng)口的選擇計(jì)算 34 HYPERLINK l bookmark100 o Current Document 3、新風(fēng)口的選擇計(jì)算 36 HYPERLINK l bookmark102 o Current Document （八）空氣管路的阻力計(jì)算及風(fēng)機(jī)選擇 36 HYPERLINK l bookmark104 o Current Document 1、確定送回風(fēng)道系統(tǒng)，并畫出系統(tǒng)的軸測(cè)草圖 36 HYPERLINK l bookmark106

10、o Current Document 2、確定風(fēng)管尺寸，進(jìn)行最不利管路的阻力計(jì)算 36 HYPERLINK l bookmark126 o Current Document 3、選風(fēng)機(jī) 37 HYPERLINK l bookmark128 o Current Document 六、參考書目 39一、原始資料（一）建筑及結(jié)構(gòu)恒溫車間為雙層建筑，每層吊頂為技術(shù)夾層，車間內(nèi)主要為精密機(jī)床和三座標(biāo)測(cè)量機(jī)室； 二樓為計(jì)量室（空調(diào)），外窗為金屬窗框雙重窗，80%ft璃，5mmB普通玻璃，內(nèi)裝淺色窗簾， 無(wú)外遮陽(yáng)，外墻構(gòu)造（由外到內(nèi)）分別為20mm色水泥粉刷、240mmf專墻、100mm包沫混凝土、 木絲板

11、白灰粉刷。（二）氣象資料AB該廠所在地區(qū)氣象資料為南京上海夏季空調(diào)室外計(jì)算干球溫度34.8 C34.4 C夏季空調(diào)室外計(jì)算濕球溫度28.1 C27.9 C夏季空調(diào)外計(jì)算日平均溫度31.2 C31.2 C冬季空調(diào)室外計(jì)算溫度-4.1 C-2.2C冬季空調(diào)室外計(jì)算相對(duì)濕度76%75%（三）工藝資料恒溫車間的設(shè)備人員，照明等情況見(jiàn)附表，車間生產(chǎn)時(shí)間為二班制7:0023:00,人員勞動(dòng)強(qiáng)度為中等，全部為男職工。恒溫車間要求全年空調(diào)、夏季、冬季各房間對(duì)室內(nèi)空氣溫、濕 度要求土勻?yàn)?tN=20lC, 4N =605%照明均為暗裝的熒光燈，罩上帶有通風(fēng)孔，設(shè)備的效 率與功率有關(guān)，n1=0.8 n2=0.4

12、n3=0.6 ,電機(jī)的平均效率為y=0.8 ,車間內(nèi)設(shè)有局部排風(fēng)、排 風(fēng)量見(jiàn)附表。廠區(qū)鍋爐房提供 P=0.5MPa表壓的蒸汽作熱源，夏季冷凍站提供 7c的冷凍水作冷 源。附表：各房間設(shè)備人員 照明情況A組房間 編號(hào)房間名稱設(shè)備功率W人員 數(shù)量照明功率W局部排風(fēng)量M/h101光曲磨問(wèn)431001011521000102精鋒問(wèn)39800101152800103精磨問(wèn)62000158641500八冬夏季室內(nèi)冷熱負(fù)荷的計(jì)算(一)圍護(hù)結(jié)構(gòu)傳熱系數(shù)的確定(1)吊頂K=0.4W/m2S(2)內(nèi)墻K=0.5W/m2S(3)門K=1.1W/m2S地面K=0.8W/m2S(5)外墻K=0.9W/m2S(二)夏季空

13、調(diào)冷負(fù)荷的計(jì)算冷負(fù)荷系數(shù)法是建立在傳遞函數(shù)基礎(chǔ)上，是便于在工程上進(jìn)行手工計(jì)算的一種簡(jiǎn)化方法。 此設(shè)計(jì)即采用冷負(fù)荷系數(shù)法來(lái)計(jì)算空調(diào)冷負(fù)荷。1、圍護(hù)結(jié)構(gòu)冷負(fù)荷的計(jì)算(1)通過(guò)內(nèi)墻、內(nèi)門、吊頂、地面的傳熱而形成的冷負(fù)荷內(nèi)圍護(hù)結(jié)構(gòu)的冷負(fù)荷：當(dāng)鄰室為通風(fēng)良好的非空調(diào)房間時(shí)，通過(guò)內(nèi)墻和樓板的溫差傳熱而產(chǎn)生的冷負(fù)荷可按計(jì)算。當(dāng)鄰室與空調(diào)區(qū)的夏季溫差大于3c時(shí)，宜按下式計(jì)算：CL=KF(t Is-tNx )Tls =twp + ATLs式中Tls鄰室計(jì)算平均溫度 Tls鄰室計(jì)算平均溫度與夏季空氣調(diào)節(jié)室外計(jì)算日平均溫度的差值(r)(2)通過(guò)外墻和屋頂傳熱而形成的冷負(fù)荷公式在日射和室外氣溫綜合作用下，外墻和屋頂瞬

14、變傳熱引起的逐時(shí)冷負(fù)荷可按下式計(jì)算:CL=KF(t wi-t nx)tw1=(t wl+t d)k ak式中CL-外墻或屋頂瞬變傳熱形成的逐時(shí)冷負(fù)荷( W;K-外墻和屋頂?shù)膫鳠嵯禂?shù)W/m2C；F-外墻和屋頂?shù)膫鳠崦娣e；t wi-外墻和屋頂冷負(fù)荷計(jì)算溫度的逐時(shí)值(C)；tNx-夏季空氣調(diào)節(jié)室內(nèi)計(jì)算溫度(C);t w1以北京地區(qū)為氣象條件為依據(jù)計(jì)算出的屋頂冷負(fù)荷計(jì)算溫度的逐時(shí)值() td不同類型構(gòu)造外墻和屋頂?shù)牡攸c(diǎn)修正值(C)；ka外表面換熱系數(shù)修正值；kp外表面吸收系數(shù)修正值；3）通過(guò)外窗傳熱而形成的冷負(fù)荷CL=CWKWFW（t w1+t d-t Nx）式中kw外玻璃窗傳熱系數(shù)W/m2C;FW一

15、窗口面積；tw1外玻璃窗冷負(fù)荷計(jì)算溫度的逐時(shí)值（）;CW一玻璃窗的傳熱系數(shù)的修正值；Td-玻璃窗的地點(diǎn)修正。（ 4）通用玻璃窗的日射得熱形成冷負(fù)荷CL=CaCsCiFwDjmaxCLQ式中Fw窗口面積；Cs有效面積系數(shù)；CLq窗玻璃冷負(fù)荷系數(shù)；2、工藝設(shè)備、人體、照明等散熱而產(chǎn)生的冷負(fù)荷（ 1）照明散熱引起的冷負(fù)荷根據(jù)照明燈具的類型和安裝方式不同，其冷負(fù)荷計(jì)算式分別為：白熾燈：CL=1000PCLQ熒光燈：CL=1000n1n2NCLQ本例中，照明設(shè)備為暗裝熒光燈，罩上帶有通風(fēng)孔。（ 2）人體散熱引起的冷負(fù)荷人體散熱形成的冷負(fù)荷分為顯熱冷負(fù)荷和潛熱冷負(fù)荷。）人體顯熱散熱引起的冷負(fù)荷計(jì)算式為CL

16、s=n 巾 qsCLQ式中：CLs人體顯熱散熱形成的冷負(fù)荷；N室內(nèi)全部人數(shù)；山群集系數(shù)；Qs-不同室溫和勞動(dòng)性質(zhì)成年男子顯熱散熱量；Clq-人體顯熱散熱冷負(fù)荷系數(shù)；b）人體散濕形成的潛熱冷負(fù)荷計(jì)算式為Q=W nq2式中Q人體散濕形成的潛熱冷負(fù)荷山群集系數(shù)；n計(jì)算時(shí)刻空調(diào)區(qū)內(nèi)的總?cè)藬?shù)；q21名成年男子小時(shí)潛熱散熱量（W（3）工藝設(shè)備散熱引起的冷負(fù)荷電動(dòng)設(shè)備：當(dāng)工藝設(shè)備及電動(dòng)機(jī)都放在室內(nèi)時(shí)Qs=1000n1n2n3PA當(dāng)工藝設(shè)備在室內(nèi)，而電動(dòng)機(jī)不在室內(nèi)時(shí)Qs=1000n1n2n3P當(dāng)工藝設(shè)備不在室內(nèi)，而電動(dòng)機(jī)在室內(nèi)時(shí)1- T1Qs=1000n1n2n3p刀（4）各房間冷負(fù)荷匯總各房間夏季冷負(fù)荷計(jì)算

17、表：101室夏季冷負(fù)荷西外墻冷負(fù)荷：二型外墻，根據(jù)附錄查出墻體的冷負(fù)荷計(jì)算溫度逐時(shí)值（以北京地區(qū)的氣象每件為依據(jù)）； 中色外表面，所以外表面吸U系數(shù)修正取0.97;外表面換熱系數(shù)修正值取0.97。地點(diǎn)修正td為 2.1數(shù)據(jù)計(jì)算表如下：西外墻冷負(fù)荷單位（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00tw138.237.837.336.836.335.935.535.234.934.834.834.935.335.836.537.338.0td2.12.12.12.12.12

18、.12.12.12.12.12.12.12.12.12.12.12.1ka0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.97kp0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.97tw137.9237.5437.0736.60 36i.13 35.75 3533 35.1034.81 34.72 3472 34.81 35.1935.6636.32 37.07 37.73tNx2020202020202020202020202

19、020202020K0.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.9F4848484848484848484848484848484848CL774.07757.81737.49 M7.16 696.84 680.58 664.32 65213 639.!)3 635.87 635.87639.93656.19 6176.52 7()4.97 737.49 765.94南外墻冷負(fù)荷二型外墻，根據(jù)附錄查出墻體的冷負(fù)荷計(jì)算溫度逐時(shí)值（以北京地區(qū)的氣象每件為依據(jù)）;中色外表面，所以外表面吸U系數(shù)修正取 0.97;外表面換熱系數(shù)修正值取0.97。地

20、點(diǎn)修正td 為1.0,傳熱面積為墻體面積減去兩個(gè)窗戶的面積。數(shù)據(jù)計(jì)算表如下：南外墻冷負(fù)荷單位（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00tw135.034.634.233.933.533.232.932.832.933.133.433.934.434.935.335.736.0td1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.0ka0.970.970.970.970.970.970.970.970.970.970.

21、970.970.970.970.970.970.97kp0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.97tw133.8733.5033.1232.8432.4632.1831.9031.8031.9032.0832.3732.8433.3133.7834.1534.5334.81tNx2020202020202020202020202020202020K0.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.9F39393939393939393939393939

22、39393939CL486.92，173.71 460.50 450.59 437.38 427.48 417.Ji7 414.26 417.57424.17434.08 450.59 47.11 483.62 496.83 510.04 519.95北外墻冷負(fù)荷二型外墻，根據(jù)附錄查出墻體的冷負(fù)荷計(jì)算溫度逐時(shí)值（以北京地區(qū)的氣象每件為依據(jù)）； 中色外表面，所以外表面吸U系數(shù)修正取 0.97;外表面換熱系數(shù)修正值取0.97。地點(diǎn)修正td 為2.7 ,傳熱面積為墻體面積減去兩個(gè)窗戶的面積。數(shù)據(jù)計(jì)算表如下：北外墻冷負(fù)荷（叫時(shí)間7:008:009:0010:0011:0012:0013:0014:00

23、15:0016:0017:0018:0019:0020:0021:0022:0023:00tw132.632.332.131.831.631.431.331.231.231.331.431.631.832.132.432.632.9td2.72.72.72.72.72.72.72.72.72.72.72.72.72.72.72.72.7ka0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.97kp0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.9

24、70.970.97tw133.21 ;32.93 3?.74 32.46 32232.0831.99 31.90 31.90 31.9)9 32.0832.2732.46 32.74 3303 33.21 33.50tNx2020202020202020202020202020202020K0.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.9F3939393939393939393939393939393939CL463.80453.90447.29437.38430.78424.17420.87417.57417.57420.87424.17

25、430.78437.38447.29457.20463.80473.71吊頂冷負(fù)荷吊頂冷負(fù)荷按內(nèi)圍護(hù)結(jié)構(gòu)的冷負(fù)荷計(jì)算，鄰室計(jì)算平均溫度加上一個(gè)差值就是鄰室計(jì)算平 均溫度吊頂冷負(fù)荷（WKFT lsTnxTwp TlsCL0.4144.0033.22031.22760.32地面冷負(fù)荷地面冷負(fù)荷按內(nèi)圍護(hù)結(jié)構(gòu)的冷負(fù)荷計(jì)算，鄰室計(jì)算平均溫度加上一個(gè)差值就是鄰室計(jì)算平均溫度；傳熱面積為距離外墻 2M范圍內(nèi)的地面地面冷負(fù)荷（WKFT lsTnxTwp TlsCL0.872.0047.22031.2161566.72北外窗瞬時(shí)傳熱冷負(fù)荷由附錄查出外玻璃窗冷負(fù)荷計(jì)算溫度的逐時(shí)值；窗戶為金屬窗框雙重窗，80%璃，

26、所以玻璃窗的傳熱系數(shù)修正值取1.20;玻璃窗的地點(diǎn)修正值查得取3北外窗瞬時(shí)傳熱冷負(fù)荷（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00TW126.026.927.929.029.930.831.531.932.232.232.031.630.829.929.128.427.8Td33333333333333333TW1+Td 29.029.930.932.032.933.834.534.935.235.235.034.633.832.932.131.430.8Tnx20.0

27、20.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.0 T9.09.910.912.012.913.814.514.915.215.215.014.613.812.912.111.410.8Cw1.201.201.201.201.201.201.201.201.201.201.201.201.201.201.201.201.20Kw3.013.013.013.013.013.013.013.013.013.013.013.013.013.013.013.013.01CwKw3.613.613.613.613.613.61

28、3.613.613.613.613.613.613.613.613.613.613.61Fw99999999999999999CL292.57321.83354.34390.10419.35448.61471.37484.37494.12494.12487.62474.62448.61419.35393.35370.59351.09南外窗瞬時(shí)傳熱冷負(fù)荷由附錄查出外玻璃窗冷負(fù)荷計(jì)算溫度的逐時(shí)值；窗戶為金屬窗框雙重窗，80%璃，所以玻璃窗的傳熱系數(shù)修正值取1.20;玻璃窗的地點(diǎn)修正值查得取3南外窗瞬時(shí)傳熱冷負(fù)荷（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:

29、0016:0017:0018:0019:0020:0021:0022:0023:00TW126.026.927.929.029.930.831.531.932.232.232.031.630.829.929.128.427.8Td33333333333333333TW1+Td 29.029.930.932.032.933.834.534.935.235.235.034.633.832.932.131.430.8Tnx20.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.0 T9.09.910.912.012.913

30、.814.514.915.215.215.014.613.812.912.111.410.8Cw1.201.201.201.201.201.201.201.201.201.201.201.201.201.201.201.201.20Kw3.013.013.013.013.013.013.013.013.013.013.013.013.013.013.013.013.01CwKw3.613.613.613.613.613.613.613.613.613.613.613.613.613.613.613.613.61Fw99999999999999999CL292.57321.83354.34390

31、.10419.35448.61471.37484.37494.12494.12487.62474.62448.61419.35393.35370.59351.09北窗日射得熱冷負(fù)荷南京北緯31 14至32。37之間，所以屬于北區(qū)，玻璃窗冷負(fù)荷系數(shù)通過(guò)查北區(qū)有內(nèi)遮 陽(yáng)的附錄得到；玻璃為5mnS普通玻璃，所以玻璃窗遮陽(yáng)系數(shù)為 0.93;窗內(nèi)遮陽(yáng)設(shè)施的遮陽(yáng)系 數(shù)，因?yàn)槭怯袦\色布簾，所以取0.50;北窗日射得熱冷負(fù)荷（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00CLQ0.540

32、.540.650.750.810.830.830.790.710.600.610.680.170.160.150.140.13Dj.max115115115115115115115115115115115115115115115115115Cs0.930.930.930.930.930.930.930.930.930.930.930.930.930.930.930.930.93Ci0.500.500.500.500.500.500.500.500.500.500.500.500.500.500.500.500.50Ccs0.470.470.470.470.470.470.470.470.470

33、.470.470.470.470.470.470.470.47Ca0.750.750.750.750.750.750.750.750.750.750.750.750.750.750.750.750.75Fw99999999999999999CL197.01197.01237.14273.63295.52302.82302.82288.22259.03218.90222.55248.0962.0258.37 54.73 51,08 47.4.3南窗日射得熱冷負(fù)荷南京北緯31 14至32。37之間，所以屬于北區(qū)，玻璃窗冷負(fù)荷系數(shù)通過(guò)查北區(qū)有內(nèi)遮 陽(yáng)的附錄得到；玻璃為5mnB普通玻璃，所以玻璃窗遮陽(yáng)

34、系數(shù)為 0.93;窗內(nèi)遮陽(yáng)設(shè)施的遮陽(yáng)系 數(shù)，因?yàn)槭怯袦\色布簾，所以取0.50;南窗日射得熱冷負(fù)荷（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00CLQ0.180.260.400.580.720.840.800.620.450.320.240.160.100.090.090.080.08Dj.max174174174174174174174174174174174174174174174174174Cs0.930.930.930.930.930.930.930.930.93

35、0.930.930.930.930.930.930.930.93Ci0.500.500.500.500.500.500.500.500.500.500.500.500.500.500.500.500.50Ccs0.470.470.470.470.470.470.470.470.470.470.470.470.470.470.470.470.47Ca0.750.750.750.750.750.750.750.750.750.750.750.750.750.750.750.750.75Fw99999999999999999CL99.36143.52220.81320.17397.45463.694

36、41.61342.25248.41176.64132.4888.3255.20 49.68 49.68 44.16 44.16照明散熱形成的冷負(fù)荷照明設(shè)備為暗裝熒光燈，開燈時(shí)間定為10個(gè)小時(shí)，由此查出冷負(fù)荷系數(shù)；罩上帶有通風(fēng)孔， 所以燈罩隔熱系數(shù)取0.5 ;鎮(zhèn)流器的功率系數(shù)取1.0 （暗裝熒光燈鎮(zhèn)流器裝在頂棚內(nèi)）。計(jì)算表 格如下：照明散熱形成的冷負(fù)荷（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00CLQ0.180.160.150.140.120.110.340.550.6

37、10.650.680.710.740.770.790.810.83N11.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.0N20.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.5N11521152115211521152115211521152115211521152115211521152115211521152CL103.6892.1686.480.6469.1263.36195.84316.8351.36374.4391.68408.96 426.24 443.52 455.04 466.

38、56 478.08電機(jī)散熱形成的冷負(fù)荷n1=0.8 n2=0.4 n3=0.6 ,電機(jī)的平均效率為y=0.8 ;有罩設(shè)備和用具顯熱冷負(fù)荷系數(shù)查附 錄得到，連續(xù)使用小時(shí)數(shù)為16小時(shí)。計(jì)算表格如下：電機(jī)散熱形成的冷負(fù)荷（vy時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00CLQ0.450.570.650.70.750.780.810.840.860.870.890.90.920.930.940.940.69N10.80.80.80.80.80.80.80.80.80.80.80.

39、80.80.80.80.80.8N20.40.40.40.40.40.40.40.40.40.40.40.40.40.40.40.40.4N30.60.60.60.60.60.60.60.60.60.60.60.60.60.60.60.60.6P4310043100431004310043100431004310043100431004310043100431004310043100431004310043100n0.80.80.80.80.80.80.80.80.80.80.80.80.80.80.80.80.8Qs10344103441034410344103441034410344103

40、44103441034410344103441034410344103441034410344CL4654.805896.086723.607240.807758.003068.328378.648688.968895.848999.289206.169309.609516.489619.929723.369723.367137.36人體散熱形成的冷負(fù)荷人體散熱形成的冷負(fù)荷分為顯熱和潛熱兩部分。由附錄查到顯熱冷負(fù)荷系數(shù)；由中等勞動(dòng)查出不同室溫和勞動(dòng)性質(zhì)成年男子顯熱散熱量，室內(nèi)人數(shù)為10人；群集系數(shù)為0.9。計(jì)算表格如下：人體散熱形成的冷負(fù)荷（W時(shí)間7:008:009:0010:0011:001

41、2:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00CLQ0.620.70.750.790.820.850.870.880.90.910.920.930.940.950.950.960.49qs117117117117117117117117117117117117117117117117117n1010101010101010101010101010101010011111111111111111CLs725.4819877.5924.3959.4994.51017.91029.610531064.71076.4 1088.1

42、 1099.8 1111.5 1111.5 11232573.3q1118118118118118118118118118118118118118118118118118CL111801180118011801180118011801180118011801180118011801180118011801180合計(jì)1905.419992057.5 :104.3 239.4 2174.5 2197.9 2209.622332244.7 :2256.4 2268.1 2279.8 229)1.5 2291.5 23032 1753.31101室 各分項(xiàng)逐時(shí)冷負(fù)荷匯兌表（W第102共39頁(yè)時(shí)間7:0

43、08:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00地面負(fù)荷1566.721566.721566.721566.721566.721566.721566.721566.721566.721566.721566.721566.721566.721566.721566.721566.721566.72吊頂負(fù)荷760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.

44、32760.32西外墻負(fù)荷774.14757.73737.42717.12696.82680.40664.42652.32639.79635.90635.90639.79656.21676.51705.02737.42765.94北外墻負(fù)荷463.67453.84447.17437.35430.68424.01420.85417.69417.69420.85424.01430.68437.35447.17457.35463.67473.85南外墻負(fù)荷486.84473.85460.51450.68437.35427.52417.69414.18417.69424.01434.19450.684

45、67.18483.68496.67510.00519.83北外窗傳熱負(fù)荷292.41321.65354.14389.88419.12448.36471.11484.10493.85493.85487.35474.35448.36419.12393.13370.39350.89南外窗傳熱負(fù)荷292.41321.65354.14389.88419.12448.36471.11484.10493.85493.85487.35474.35448.36419.12393.13370.39350.89北窗日射負(fù)荷197.01197.01237.14273.63295.52302.82302.82288.2

46、2259.03218.90222.55248.0962.0258.3754.7351.0847.43南窗日射負(fù)荷99.36143.52220.81320.17397.45463.69441.61342.25248.41176.64132.4888.3255.2049.6849.6844.1644.16人員負(fù)荷1905.419992057.52104.32139.42174.52197.92209.622332244.72256.42268.12279.82291.52291.52303.21753.3照明負(fù)荷103.6892.1686.480.6469.1263.36195.84316.835

47、1.36374.4391.68408.96426.24443.52455.04466.56478.08電機(jī)負(fù)荷4654.85896.086723.67240.877588068.328378.648688.968895.848999.289206.169309.69516.489619.929723.369723.367137.36總計(jì)11596.7612983.5314005.8714731.4915389.6215828.3816289.0316625.2616777.5516809.4217005.1117119.9617124.2417235.6317346.6517367.27142

48、48.77通過(guò)表格可以看到，101室最大冷負(fù)荷由現(xiàn)在 22: 00,其值為17367.27W102室冷負(fù)荷計(jì)算102室的北外墻、南外墻、吊頂、地面、北外窗的瞬時(shí)傳熱、南外窗的瞬時(shí)傳熱、南北外 窗的日射冷負(fù)荷、人員散熱形成的冷負(fù)荷（室內(nèi)人員數(shù)相同）、照明設(shè)備散熱冷負(fù)荷（安裝方式 相同，且功率相同）相同，只有電動(dòng)機(jī)的散熱不同，而且有一面內(nèi)墻，墻上有門。所以，這里 只列出電動(dòng)機(jī)散熱形成的冷負(fù)荷和內(nèi)墻與門的傳熱冷負(fù)荷表。內(nèi)墻與門的傳熱冷負(fù)荷：內(nèi)墻冷負(fù)荷（WKFTlsTnxTwp TlsCL0.542.0033.22031.22277.2門冷負(fù)荷（VVKFTlsTnxTwp TlsCL1.16.0033

49、.22031.2287.12門的高度取3m 電機(jī)散熱形成的冷負(fù)荷：n1=0.8 n2=0.4 n3=0.6 ,電機(jī)的平均效率為y=0.8 ;有罩設(shè)備和用具顯熱冷負(fù)荷系數(shù)查附 錄得到，連續(xù)使用小時(shí)數(shù)為16小時(shí)。計(jì)算表格如下：電機(jī)散熱形成的冷負(fù)荷（W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00CLQ0.450.570.650.70.750.780.810.840.860.870.890.90.920.930.940.940.69N10.80.80.80.80.80.80.80

50、.80.80.80.80.80.80.80.80.80.8N20.40.40.40.40.40.40.40.40.40.40.40.40.40.40.40.40.4N30.60.60.60.60.60.60.60.60.60.60.60.60.60.60.60.60.6P3980039800398003980039800398003980039800398003980039800398003980039800398003980039800n0.80.80.80.80.80.80.80.80.80.80.80.80.80.80.80.80.8Qs9552955295529552955295529

51、5529552955295529552955295529552955295529552CL4298.405444.646208.806686.407164.007450.567737.128023.688214.728310.248501.288596.808787.848883.368978.888978.886590.88102室各分項(xiàng)逐時(shí)冷負(fù)荷匯兌表（W第12戶共39頁(yè)時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00東內(nèi)墻冷負(fù)荷277.20277.20277.20277

52、.20277.20277.20277.20277.20277.20277.20277.20277.20277.20277.20277.20277.20277.20門冷負(fù)荷87.1287.1287.1287.1287.1287.1287.1287.1287.1287.1287.1287.1287.1287.1287.1287.1287.12地面負(fù)荷1044.481044.481044.481044.481044.481044.481044.481044.481044.481044.481044.481044.481044.481044.481044.481044.481044.48吊頂負(fù)荷760

53、.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32760.32北外墻負(fù)荷463.67453.84447.17437.35430.68424.01420.85417.69417.69420.85424.01430.68437.35447.17457.35463.67473.85南外墻負(fù)荷486.84473.85460.51450.68437.35427.52417.69414.18417.69424.01434.19450.68467.18483.68496.6

54、7510.00519.83北外窗傳熱負(fù)荷292.41321.65354.14389.88419.12448.36471.11484.10493.85493.85487.35474.35448.36419.12393.13370.39350.89南外窗傳熱負(fù)荷292.41321.65354.14389.88419.12448.36471.11484.10493.85493.85487.35474.35448.36419.12393.13370.39350.89北窗日射負(fù)荷197.01197.01237.14273.63295.52302.82302.82288.22259.03218.90222

55、.55248.0962.0258.3754.7351.0847.43南窗日射負(fù)荷99.36143.52220.81320.17397.45463.69441.61342.25248.41176.64132.4888.3255.2049.6849.6844.1644.16人員負(fù)荷1905.419992057.52104.32139.42174.52197.92209.622332244.72256.42268.12279.82291.52291.52303.21753.3照明負(fù)荷103.6892.1686.480.6469.1263.36195.84316.8351.36374.4391.684

56、08.96426.24443.52455.04466.56478.08電機(jī)負(fù)荷4298.45444.646208.86686.471647450.567737.128023.688214.728310.248501.288596.88787.848883.368978.888978.886590.88總計(jì)10308.3011616.4412595.7313302.0513940.8814372.3014825.1715149.7415298.7215326.5615506.4115609.4515581.4715664.6415739.2315727.4512778.43通過(guò)表格可以看到，10

57、2室最大冷負(fù)荷由現(xiàn)在 21 : 00,其值為15878.23W103室夏季冷負(fù)荷103室冷負(fù)荷的計(jì)算與上述其它房間計(jì)算過(guò)程相似，只是傳熱面積會(huì)有所不同。其中， 103 室的西內(nèi)墻的傳熱冷負(fù)荷與其上的門的冷負(fù)荷計(jì)算結(jié)果與102室相同，故不再列表。只列出其它幾個(gè)面的計(jì)算表。南外墻冷負(fù)荷，計(jì)算的面積為 58.5m2(18*4-3*1.5*3)南外墻冷負(fù)荷(W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00tw135.034.634.233.933.533.232.932.832.9

58、33.133.433.934.434.935.335.736.0td1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.0ka0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.97kp0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.97tw133.87 33.5033.1232.84 324632.1831.90 351.8031.90 ;32.08 32.3732.8433.31

59、33.78 34.1534.5334.81tNx2020202020202020202020202020202020K0.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.90.9F58.558.558.558.558.558.558.558.558.558.558.558.558.558.558.558.558.5CL730.38710.57690.75675.89656.07641.21626.35621.40626.35636.26651.12675.89700.66725.43745.24765.06779.92北外墻冷負(fù)荷，計(jì)算的面積為58.5

60、m2(18*4-3*1.5*3)北外墻冷負(fù)荷(W時(shí)間7:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00tw132.632.332.131.831.631.431.331.231.231.331.431.631.832.132.432.632.9td2.72.72.72.72.72.72.72.72.72.72.72.72.72.72.72.72.7ka0.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.970.