暖通空调毕业

青岛农业大学毕业论文（设计）题目：：：南京市某某办办公楼空空调系系统设计计姓名：：：倪建聪学院：：：建筑工程程学学院专业：：：建筑环境境与与设备工工程班级：：：12022级2班学号：：：20122335844指导教师：崔专专专2016年555月28日毕业论文（设计计计）诚信信声明明本人声明：所呈呈呈交的毕毕业论论文（设设计）是是在导师师指导导下进行行的研研究工作作及取取得的研研究成成果，论论文中中引用他他人的的文献、数数据据、图表表、资资料均已已作明明确标注注，论论文中的的结论论和成果果为本本人独立立完成成，真实实可靠靠，不包包含他他人成果果及已已获得青青岛农农业大学学或其其他教育育机构构的学位位或证证书使用用过的的材料。与与我我一同工工作的的同志对对本研研究所做做的任任何贡献献均已已在论文文中作作了明确确的说说明并表表示了了谢意。论文（设计）作作作者签名名：日日期：年年月日日毕业论文（设计计计）版权权使用用授权书书本毕业论文（设设设计）作作者同同意学校校保留留并向国国家有有关部门门或机机构送交交论文文（设计计）的的复印件件和电电子版，允允许许论文（设设计计）被查查阅和和借阅。本本人人授权青青岛农农业大学学可以以将本毕毕业论论文（设设计）全全部或部部分内内容编入入有关关数据库库进行行检索，可可以以采用影影印、缩缩印或扫扫描等等复制手手段保保存和汇汇编本本毕业论论文（设设计）。本本人人离校后后发表表或使用用该毕毕业论文文（设设计）或或与该该论文（设设计计）直接接相关关的学术术论文文或成果果时，单单位署名名为青青岛农业业大学学。论文（设计）作作作者签名名：日日期：年年月日日指导教师签名：：：日期：：年月月日第一章工程基基基本情况况1.1工程概况况况本次设计为南京京京市某办公楼空空调调系统设设计，此此次设计计为办办公室夏夏季舒舒适性空空调设设计建筑筑面积积41144..4m2，建筑筑高高度19.55m，地上建建筑六层层，其其中第六六层为为阁楼。一一层层采用全全空气气一次回回风系系统，二二到五五层采用用风机机盘管加加独立立新风系1.2气象参数数数1.2.1室室室外参数数维度：32º0000′海拔高度：8...9m冬季大气压力11102..555kPaa夏季大气压力11100..433kPaa夏季空调室外干干干球温度度344.800℃夏季空调室外湿湿湿球温度度288.100℃夏季空调日平均均均温度311..20℃夏季室外平均风风风速2.6600m/ss夏季空调大气透透透明度等等级55夏季大气压100004330Pa1.2.2室室室内设计计参数数室内空调设计参参参数的确确定有有两点：：一是是满足空空调房房间使用用功能能对舒适适性的的要求，夏夏季季空调室内内的的干球温温度应应采用22~~28℃，人员长期期逗逗留的建建筑按按相应的的取最最大值，夏夏季季的相对对湿度度在40℅~~60％空调调冷风流速速不不应过高高，否否则会有有不适适的感觉觉，一一般≤0.3mm//s；二是要考考虑虑地区、经经济济条件和和节能能要求等等因素素，空调设设计计噪声要维维持持在一定定的标标准范围围，洁洁净度要求求高高的建筑筑安装装有效的的过滤滤器，换气次数数按按空间环环境算算得。表2-1夏季人人人员长期逗逗留留区域室室内设设计参数数热舒适度等级ⅠⅠⅠ级（0≤PMV≤≤0..5，PPPPD≤100％)温度：应采用2224~226℃；相对湿度：应采采采用40％~~60％风速：不应大于于于0.255mm/s热舒适度等级ⅡⅡⅡ级（－1＜PMVV＜0..5,,PPD≤27％％％)温度：应采用2226~228℃相对湿度：不应应应大于70％％风速：不应大于于于0.3mm/s表2-2办公公公用房室内内温温度、湿湿度的的设计参参数夏季新鲜空气量噪声标准房间类型温度/℃湿度/%m3/h•人db(A)办公室27<27300040会议室27<273040休闲区27<2730501.2.3土建建建参数外墙参数：本建建建筑墙体为为加加气混凝凝土切切块，传热系数数为为0.92288，热惰性指指标标4.40088，热阴0.9918，射吸吸收率0..77。外墙为乳乳白白色仿石石材料料，起装装饰作作用，黄黄色防防水油漆漆涂刷刷墙体为为勒脚脚外窗参数：选择择择6mm厚度度的单片片钢化化玻璃，尺尺寸寸为21000×211000155000×211000188000×211000155000×188000244000×244000188000×211000，传热系系数K=2..6WW/((㎡·K),,遮阳系数数Cs==0.883，地点修正正系系数：南面面xd=00.800，北北面xd=11.055，东东面和西面面xd=00.955，东南和西南0.887，东北北和西北第二章负荷计计计算2.1负荷计计计算基本本公式式相邻房间提供供供供冷时内墙墙、内窗、地地地板等温温度差差<3℃时，不用计计算算冷负荷荷。所所以负荷计计算算时，室室温基基数差<3℃℃的都不用考考虑虑楼板和和内墙墙的传热热。2.1.1外墙墙墙和屋面瞬变传热的的冷冷负荷根据《实用供热热热空调设设计手手册》得得，在在日射和和室外外气温综综合作作用下，外外墙墙和屋面面瞬变变传热引引起的的逐时冷冷负荷荷可按式式2..1计算。QC(τ)CL=KF(Tτ−ε+∆−tn)))（公式2式中：QC（τ）——外墙墙和屋面瞬变传热热引起起的逐时时冷负负荷，W计算时间——hhh，温度波传传到内表表面的的时间延延迟；；K——围护结构构传热热系数，WW/(mm2·K))；F——围护结构构计算算面积，mm2；Tτ−ε——作用时刻下下下，围护护结构构的冷负负荷计计算温度度，简简称冷负负荷温温度，℃∆——负荷温度地地点点修正值，℃，+1；tn——室内设计温温度度，℃tc(τ)——外墙和屋面面的的逐时冷负负负荷计算温温度度的逐时值值，℃2.1.2内围围围护冷负负荷由由由于相邻空空间间通风良好，临临室室发热量量很少少，仅由于温差形成内维护冷负负荷荷，这部部分可可视为稳定定传传热根据参看资资料料查得计算算公公式2.22。Q=AiF(tw-tn)（式中：Ki——维护护护结构传热热系系数，W/((m2·℃F——围护结构计计计算面积积，m2：tw——夏季空调室室室外计算算日平平均温度度，℃℃tn——室内计算温温度度℃2.1.3外外外窗玻璃璃瞬变变传导得得热形形成的冷冷负荷荷表2-1设计门门门窗尺寸表表类型设计编号洞口尺寸（mmmm）数量1-6层合计门M-13600×24440011M-21800×2444002×4+3=111111M-31200×24440016×6=900090窗C-12100×21110018×5=900090C-21500×2111002×5=1010C-31800×2111007×4=2828C-41500×1888001×5=55C-52400×2444001×5=55C-61800×2111003×4=1212玻璃窗在室内外外外温差作作用下下瞬变得得热的的冷负荷荷按式式2.3计算算Qz=KF(tw-tn)公式（2式中：QC（τ）——外窗窗窗玻璃瞬瞬变传传热引起起的冷冷负荷，WK——窗玻璃的传热系系系数，W/（m2·℃F——窗的计算面面积，m2tw——外窗传热逐时冷冷冷负荷计计算温温度，tn——室内计算温温度度表2-2南京市市市外窗传热热逐时冷负荷荷计计算温度度tc(τ)单位时间89101112131415161718南京30.130.931.632.332.933.533.833.833.733.533.02.1.4玻玻玻璃窗日射射得得热形成的的冷负荷荷透过玻璃窗进入入入室内的的日射射得热形形成的的逐时冷冷负荷荷按式2.44计算Qz=XgXdX式中：Xg——有效效效面积系系数；Xd——地点修正系系数数Xz——窗内遮阳系系系数Aw——玻璃窗的面面面积Jn——窗玻璃冷负负荷荷系数，无无2.1.5设备备备散热冷负负荷荷QQ=FFqf（公式2..55式中：F——空调区面积积，m2qf——电器设备功功功率密度度，WW/表2-3建筑筑物物设备功率率率密度建筑类别房间类别功率密度/(W/办公建筑普通办公室20高档办公室13会议室5走廊0其他52.1.6灯灯灯光照明散散热热形成的的冷负负荷白炽灯散热形成成成的冷负负荷按按照式2.66计算。QT=1000n1n2Xn−式中：n1——镇流流器消消耗功率率系数，明装时取取n1=11.2，暗暗装装时取n1=1.Xn−τ——τ−T时刻灯具显显显热散热2.1.7人体体体散热形成成的的冷负荷荷人体显热散热引引引起的冷冷负荷荷按2.77计算公公式：Qz=φnq1Xτ−T式中：q1——不同同室温温和劳动性性质时一一名成成年男子子小时时显热量量，WWn——空调区域域域总人数；；φ——群集系数Xτ−T——从人员进入入入空调区区域算算起的人人体嫌嫌热散热热的冷冷负2.1.8空调调调新风冷负负荷荷新风冷负荷（夏夏夏季）按按下式式计算QC.O式中：MO——新风ℎo——室外焓值KKKJ/KℎR——室内焓值KKKJ/K每个房间的最小小小新风量量根据据表2-4选选择表2-4不同人人人员密度下下的的最小新新风量量建筑对象人员密度PF（人人/m22)下的最小PF≤0.40.4<PF≤≤≤1.0PF>1.0影剧院13109音乐厅13109商场171514超市171514多功能厅13109宴会厅251815餐厅251815体育馆171514健身房403736图书馆171110教室2620192.2夏季冷负负负荷计算算由于本次设计为为为办公舒舒适性性空调，相相邻邻房间设计计温温度一样样，负负荷计算算时不考虑相互互间间的传热，内内墙的冷负负荷荷可以忽略略。房间200011的围护结构构负负荷计算算如下下：南外墙总面积：：：F=3..66×3..3--2.11×22.1==111.888-44.4==7..48m南外窗总面积：：：F=2..11×2..1==4.441m西外墙总面积：：：F=6..99×3..3==22..777m由资料查的外墙墙墙系数K=00..92(W/m2.K),按公式2..1计算外外墙墙的逐时表2-5房间222001各各项项冷负荷负荷源逐时负荷值891011121314151617181920房间参数面积23.9m高度3.3m室内温度25.0℃相对湿度55%人体5人照明359W设备480W新风150.00m人体显热66232.6247.5256.4262.4265.4271.3274.338.832.8全热187.1187.1413.7428.6437.5443.5446.5452.4455.4327.2231.8219.9213.9湿负荷0.270.270.270.270.270.270.270.270.270.270.270.270.27照明负荷值20.620.6230.6244.4254.7261.6271.9278.8285.7289.799.889.579.2西外墙基本长6.90m高3.30m面积22.77传热系数0.92(W///㎡·K)负荷145127.8116.3108.6108.6112.5122135.4158.4192.9238.9288.7336.6南外墙基本长3.6m高3.3m面积7,48传热系数0.92(W///㎡·K)负荷24.921.218.718.721.828.137.548.861.472.180.385.387.2南外窗基本长2.10m高2.10m面积4.41传热系数2.6(W/㎡㎡㎡·K)负荷140.7213.4335.9471.4546.7612.5504.7332.7257.2204.4148.1100.990.6新风显热464.6464.6464.6464.6464.6464.6464.6464.6464.6464.6464.6464.6464.6全热1786.91786.91786.91786.91786.91786.91786.91786.91786.91786.91786.91786.91786.9湿负荷1.831.831.831.831.831.831.831.831.831.831.831.831.83冷负荷(W)538.7588.31146.21309.51413.41507.51437.11308.41284.61158.6863.9847.6870.8新风冷负荷1786.91786.91786.91786.91786.91786.91786.91786.91786.91786.91786.91786.91786.9总冷负荷2325.62375.12933.13096.43200.33294.432443095.43071.42945.52650.82634.52657.7湿负荷0.270.270.270.270.270.270.270.270.270.270.270.270.27新风湿负1.831.831.831.831.831.831.831.831.831.831.831.831.83总湿负荷2.1冷指标21.82447.854.358.662.559.453.952.847.334.833.934.6新风冷指74.874.874.874.874.874.874.874.874.874.874.874.874.8总冷指标96.698.8122.2129133.4137.2134.2128.7127.5122.1109.5108.6109.4总湿指标0.090.090.090.090.090.090.090.090.090.090.090.090.09表2-6各个房房房间最大时时刻刻的各项负负荷荷值工程负荷最大大大值时刻((144点)的各项负负荷值值房间房间面积总冷负荷新风冷负荷总湿负荷新风湿负荷总冷指标新风冷指标总湿指标新风量房间最大负荷m2WWkg/hkg/hW/m2W/m2kg/hm2m3/hW1001[灵活式办公区区区域]481.95681.228772.66632.5628.411859.70.07240059369.55551002[餐厅]12121936.77714386.33316.2814.2181.3118.904442001[职员办公室]]]23.93280.117137.274.80.091503280.15552002[职员办公室]]]23.93136.417131.274.80.091503148.32222003[职员办公室]]]23.33160.417135.676.70.091503160.42004[职员办公室]]]23.33016.717129.576.70.091503018.67772005[职员办公室]]]23.33160.417135.676.70.091503160.42006[职员办公室]]]23.33016.717129.576.70.091503018.67772007[休闲区]48.11540.1714.80.840.73214.90.02601670.31112008[办公公公室]47.92956.51191.31.331.261.724.90.031002956.55552009[总经经经理办公公室]97.15551.51429.51.681.521205551.47772010[小会议室]58.911590.1118219.79.658.4196.8139.60.1669012429.33312011[小会议室]5911608.8888219.79.658.4196.8139.30.1669012456.66683001[职员办公室]]]23.93280.117137.274.80.091503280.15553002[职员办公室]]]23.93136.417131.274.80.091503148.32223003[职员办公室]]]23.33160.417135.676.70.091503160.43004[职员办公室]]]23.33016.717129.576.70.091503018.67773005[职员办公室]]]23.33160.417135.676.70.091503160.43006[职员办公室]]]23.33160.417135.676.70.091503160.43007[休闲闲闲区]48.21541.4714.80.840.73214.80.02601671.93333008[副经经经理办公公室]47.929571191.31.331.261.724.90.031002956.96663009[职员办公室]]]23.33204.717137.576.70.091503204.73333010[职员办公室]]]23.33204.717137.576.70.091503204.73333011[职员办公室]]]23.33204.717137.576.70.091503204.73333012[职员办公室]]]23.33204.717137.576.70.091503204.73333013[大型型型景观办办公室室]12016311.44410721.33312.5911135.989.30.190018009.44464001[职员办公室]]]23.93280.117137.274.80.091503280.15554002[职员办公室]]]23.93136.417131.274.80.091503148.32224003[职员办公室]]]23.33160.417135.676.70.091503160.44004[职员办公室]]]23.33160.417135.676.70.091503160.44005[职员办公室]]]23.33160.417135.676.70.091503160.44006[职员办公室]]]23.33016.717129.576.70.091503018.67774007[休闲闲闲区]48.21541.4714.80.840.73214.80.02601671.93334008[副经经经理办公公室]482958.11191.31.331.261.624.80.031002958.06664009[职员办公室]]]23.33160.417135.676.70.091503160.44010[职员办公室]]]23.33160.417135.676.70.091503160.44011[职员办公室]]]23.33160.417135.676.70.091503160.44012[职员办公室]]]23.33160.417135.676.70.091503160.44013[大型型型景观办办公室室]120.116312.55510721.33312.5911135.889.30.190018010.44425001[职员办公室]]]23.93280.117137.274.80.091503280.15555002[职员办公室]]]243583.62144.32.522.2149.389.30.11803596.13335003[职员办公室]]]23.33160.417135.676.70.091503160.45004[职员办公室]]]23.33016.717129.576.70.091503018.67775005[职员办公室]]]23.33160.417135.676.70.091503160.45006[职员办公室]]]23.33016.717129.576.70.091503018.67775007[休闲区]48.21541.4714.80.840.73214.80.02601671.93335008[副经经经理办公公室]47.92767.9714.80.840.757.814.90.02602767.89995009[职员办公室]]]23.33160.417135.676.70.091503160.45010[职员办公室]]]23.33160.417135.676.70.091503160.45011[职员办公室]]]23.33160.417135.676.70.091503160.45012[职员办公室]]]23.33016.717129.576.70.091503018.67775013[职员办公室]]]23.33160.417135.676.70.091503160.4第三章风量的计计计算3.1夏季工况况况分析3.1.1一次次次回风风量量计计算计算完办公楼各各各个房间的的夏夏季冷负负荷之之后，接接着计计算一次次回风风，风机盘管管加加新风的的送风风量，回风量和FCCU冷量。由由于本办公公楼楼设计采采用两两套系统统，送风量的的确确定根据据焓湿湿图来确定，为下一步步确确定风机机盘管管的型号做准备。夏季全空气一次次次回风:以一楼大厅厅为例例，根据室内内空调调温度tN=20℃,相对湿度∅=82..4％，在焓湿湿图标记记此点，在在根根据tW=29.3℃,湿度∅=60.88％，在焓湿湿图标记此此此点。过室内状态态点做做焓湿比比线与与∅=90％的交点就是要确定定的送风风状态点点，再根据相相应公式式求出风表3-1一次回回回风送风状状态态点数据混风点C送风点O露点L大气压力Pa100250大气压力Pa100250大气压力Pa100250干球温度℃29.3干球温度℃20.0干球温度℃18.6湿球温度℃23.2湿球温度℃18.0湿球温度℃17.5相对湿度%60.8相对湿度%82.4相对湿度%90.0含湿量g//kg15.7含湿量g//kg12.2含湿量g//kg12.2焓kJ/kg69.7焓kJ/kg51.1焓kJ/kg49.7露点温度℃20.8露点温度℃16.8露点温度℃16.8密度kg/m^^^31.143密度kg/m^^^1.181密度kg/m^^^31.187图3-1表3-2风量各各各个数据送风量kg/hhh14713.444新风量m^3///h2400回风量kg/hhh12029.111新风比%18.24热湿比6281.6555机组总冷量kWWW81.887888再热冷负荷kWWW5.9574333室内冷负荷kWWW56.814新风负荷kW19.116444室内湿负荷kggg/s0.00904444444总湿负荷kg///s0.014444424新风湿负荷kggg/s0.005400058443.2.2夏季季季风机盘盘管系系统计算算以房间200111为例，新新风风管温升升负荷荷kW:00..096673329新风风不承担室室室内冷负负荷..新风处理理到到等焓线线表3-3风机盘盘盘管送风状态点点送风量m^3///h672.24111新风量m^3///h150回风量m^3///h522.24111新风比%22.313444热湿比5497.7111FCU冷量kWWW3.3037333FCU显热冷量量量kW1.5578新风AHU冷量量量kW1.3424666房间冷负荷kWWW3.207图3-2表3-4送风风风点O参数大气压力Pa100250干球温度℃19.0相对湿度%77.7含湿量g//kg10.8露点温度℃14.9密度kg/m^^^31.2湿球温度℃16.5焓kJ/kg46.5表3-5露点LLL参数大气压力Pa100250干球温度℃22.4相对湿度%90.0含湿量g//kg15.5露点温度℃20.5密度kg/m^^^31.2湿球温度℃21.2焓kJ/kg61.9表3-6回风点点点M参数大气压力Pa100250干球温度℃17.4相对湿度%75.1含湿量g//kg9.4露点温度℃12.8密度kg/m^^^31.2湿球温度℃14.7焓kJ/kg41.5表3-7温升后后后点L参数大气压力Pa100250干球温度℃24.4相对湿度%79.8含湿量g//kg15.5露点温度℃20.5密度kg/m^^^31.2湿球温度℃21.7焓kJ/kg63.9第四章空调方案案案确定和设设备备选型4.1空调系统统统的分类方方案案确定设计依据：依据据据相关材料料和规范等等（如《空空调设设计规范范和使使用手册册》），按按空调负荷荷所用的介介质不同，可分为全空气、全水系统、空气-水系统和冷剂式系统。表4-1空调调调系统分类类分类类型系统特点形式示例消除室内负荷的不同全空气系统空调房间的室内内内负荷全全部由由外来经过处理的空气气气来承担担一次回风系统全水系统房间内的冷热负负负荷完全全由水水来承担担风机盘管系统空气-水系统空调房间的热、湿湿负荷同时时用空气和水来负担风机盘管加独立立立新风系系统制冷剂系统制冷系统的蒸发发发器直接接承担担热、湿负荷的空空空调系统统分体式空调器4.1.1风机机机盘管加加独立立新风空空调系系统具有有以下下优点：：1、风管单独向向向室内送风风空空气流动动性好好，品质质较高高，保证室室内空空气的清清洁；；2、初始投资低低低，运行的的时时候管理理方便便，维护护费用用也比较较少；；3、占用空间小小小，安装便便捷捷，不容易易出出故障，出出故故障的时时候在在机房里里维修修起来也也比较较方便；；4、控制方便，当当当房间内内没人人或者不不用的的时候，可可独独立控制制机组组，根据据房间使用用状况况确定风风机盘盘管的启启用或或停止。5、冷热负荷能能够够按房间朝朝朝向，使用目的的，使使用时间间进行控制，系统分区区方便便。4.1.2全空空空气系统统的优优点：1、能满足较高高高的室内环环境境参数要要求，使含尘浓度和和细菌总总数负荷荷卫生生标准；2、过渡季节可可可以用全新新风风送风，降降低低降温或加加热设备的的的运行能能耗；3、空调设备全全全部放在空空气气处理机机房中中，可节节省室室外空间间，并并且能减减少噪噪声对室室内购购物人群群的影影响；4、单独设置的的的机房，当当空空调器发发生故故障不能能正常常运转时时候需需要维修修的时时候，维维修人人员可以以直接接进入机机房维维修。我们来探讨一下下下如何从从众多多分类中中选择择合适办办公楼楼的空调调，首首先，作作为办办公楼，必须满足足的是是办公人人员对对舒适性性的要求，所以可以以确定定的是舒舒适性性空调，本本办公楼一一楼为灵活活性性办公区区域和餐厅，面面积较较大，楼楼层标标高为4.66，这个标高高较高高，选择择全空空气系统统，把室外经经过空空调机房房处理理过的空空气运运送到室室内来来消除室室内产生的冷负负荷，而且这种种空调调系统的的空气气在室内内不需需要再冷冷却。22-5层办办公区域要要求的空调调条条件比较较高，需需要满足足室内内温度控控制的的要求同同时室室内人员员不是是非常密密集，人人员流动动性也也不强，但但是是室内温温度的的要求比比较高高，选用风机盘盘管加新新风系统统控制方便便，当当房间内内没人人或者不不用的的时候，可可独独立控制制机组组，根据据房间使用用状况况确定风风机盘盘管的启启用或或停止，相对来说说温湿湿度能独独立控控制，节节能性性也较好好。综综合以上分分析析，空调调系统统形式已经经确定，本本办公楼1层层采用全空空气气系统，2--5层采用风机盘管加加独独立新风风系统统。4.2风机盘管管管的选取根据房间的负荷荷荷、风量量、风风机盘管管的显显冷量、风风机机盘管负负担的的冷量等等，可选取美的空空调设备备有限公司司生产的卧式式暗装风机机盘管。表4-2风机盘盘盘管性能参参数数型号FP-68WAAA额定风量高速（m3680制冷能力3600中速（m3680制热能力5400低速（m3680水阻（kPa）30外形尺寸930×46555×2006水流量（kg）690型号FP-85WAAA额定风量高速（m3850制冷能力4500中速（m3850制热能力6750低速（m3850水阻（kPa）30外形尺寸1030×46665×22066水流量（kg）780型号FP-136WWWA额定风量高速（m3/h1360制冷能力7200中速（m3/h1360制热能力10800低速（m3/h1360水阻（kPa）40外形尺寸1370×46665×22066水流量（kg）1140型号FP-238WWWA额定风量高速（m3/h2380制冷能力12600中速（m3/h2380制热能力18900低速（m3/h2380水阻（kPa）50外形尺寸1860×46665×22066水流量（kg）1460表4-3风机盘盘盘管型号房间号风量m3冷负荷风机盘管型号台数房间2001699.244443280.1WWWFP-682房间2001643.443136.4WWWFP-682房间2003652.761113136.4WWWFP-682房间2004596.955553016.7WWWFP-682房间2005652.761113160.4WWWFP-682房间2006596.955553016.7WWWFP-682房间2007368.253331540.1WWWFP-511房间2008688.476662956.5WWWFP-682房间20091695.92225551.5WWWFP-1363房间20101860.588811590.111WFP-2384房间20111867.844411608.888WFP-2384房间3001699.244443280.1WWWFP-682房间3001713.343136.4WWWFP-682房间3003652.761113160.3WWWFP-682房间3004596.955553016.7WWWFP-682房间3005652.955553160.4WWWFP-682房间3006652.955553160.4WWWFP-682房间3007368.758881541.4WWWFP-511房间3008784.382222957WFP-682房间3009652.955553204.7WWWFP-682房间3010652.955553204.7WWWFP-682房间3011652.955553204.7WWWFP-682房间3012652.955553204.7WWWFP-682房间30132889.744416311.444WFP-1703房间4001713.343280.1WWWFP-682房间4002652.761113136.4WWWFP-682房间4003596.955553160.4WWWFP-682房间4004652.955553160.4WWWFP-682房间4005652.955553160.4WWWFP-682房间4006784.382223016.7WWWFP-682房间4007365.856661541.4WWWFP-511房间4008652.955552958.1WWWFP-682房间4009652.955553160.4WWWFP-682房间4010652.955553160.4WWWFP-682房间4011652.955553160.4WWWFP-682房间4012652.955553160.4WWWFP-682房间4013713.3416312.555WFP-1702房间5001652.761113345.9WWWFP-682房间5001596.955553735.1WWWFP-682房间5003652.955553212.8WWWFP-682房间5004652.955553153.6WWWFP-682房间5005368.758883212.8WWWFP-681房间5006784.382223153.6WWWFP-682房间5007368.758881865.6WWWFP-511房间5008784.382222876.1WWWFP-682房间5009652.955553212.8WWWFP-682房间5010652.955553212.8WWWFP-682房间5011652.955553212.8WWWFP-682房间5012652.955553153.6WWWFP-682房间5013652.955553212.8WWWFP-682第五章房间的的的气流组组织计计算5.1气流组组组织计算算采用散流器平送送送气流组组织形形式，径径向贴贴附散流流器，送送出的气气流为为贴附于于顶棚棚的射流流，回回风口布布置在在房间下下部。因散散流器服务务的长宽比比大于1.25时，采用用矩形散流流器。散流流器中心与与侧墙的距距离不小于于1m。表5-1各个房房房间散流器器详细如表表。单位（mm）房间号散流器尺寸数量房间号散流器尺寸数量1001300×30000m24个1002300×30000m6个2001180×18000m2个2002180×18000m2个2003180×18000m2个2004200×20000m2个2005180×18000m2个2006180×18000m2个2007180×18000m2个2008180×18000m2个2009180×18000m2个2010180×18000m4个2011180×18000m4个3001180×18000m1个3002180×18000m2个3003180×18000m2个3004180×18000m2个3005180×18000m2个3006180×18000m2个3007180×18000m1个3008180×18000m2个3009180×18000m3个3010180×18000m2个3011180×18000m4个4001180×18000m2个4002180×18000m2个4003180×18000m2个4004180×18000m2个4005180×18000m2个4006180×18000m2个4007180×18000m1个4008180×18000m2个4009180×18000m2个4010180×18000m2个4011180×18000m2个4012180×18000m2个4013180×18000m6个5001180×18000m2个5002180×18000m2个5003180×18000m2个5004180×18000m2个5005180×18000m2个5006180×18000m2个5007180×18000m1个5008180×18000m2个5009180×18000m2个5010180×18000m2个5011180×18000m2个5012180×18000m2个5013180×18000m2个5.2风口布置置置送风风口的布置置置尽量要要均匀匀，以使风管送送进进的新风风能布布满整个个房间间，同时时散流流器距离离墙不不要太近，离墙边距离离不小小于1m为宜宜，回风口口都采采用单层层百叶叶窗，设计尺尺寸寸采用250mmm×22500mm本次设设计遵循循的原原则如下下：（1）新风口离离风机机盘管送送分口近近一些些，好让让新风风与回风混合均均匀。（2）送分口尺尺寸寸不要过大大大，尽可可能减减少出风速度，这这样调调节时末端装置置送风变化化时不不会使人人感觉觉不适。（3）吊顶凹凸凸面要要远离送风口。5.3风管设计计计本次设计风管选选选用的是矩矩形风管，不不锈钢板制作作，优点是容容易制作，经经济耐用，不易燃烧，弯头，三通四通制作也较容易，矩形风管高度宽度的比比值小于6不大于10，风管设计目的的是要使送风量均匀，风风速满足设计计要求，断面面尺寸根据校校核计算确定定，采用假定流速速的方法达到到均匀送平衡衡率风。对各各管段编号后后，在最不利利环路上根据流量算算出各个管段的断断面尺寸和摩擦阻力，最不利环路路减去最近环环路X≤155%才符合。风管水利计算公公公式（摩擦擦阻力力系数采采用柯柯列勃洛洛克--怀特公式式计计算）∆P=∆Pm=∆pm×L×0.555×VρζV^2（公式式5-1）式式中：∆PP——管段压压力损ΔPm——沿程程阻力力损失∆Pj——局部阻力5.3.1风风风管计算步步骤1）、对各管段段段进行编号号，标标出管段段长度度和各送送风点点的风量量；2）、选择最不不不利环路；；3）、根据各管管管段的流量量，最最不利环环路（最最远环路路）上上各管段段的断断面尺寸寸和局局部摩擦擦阻力力，计算校核核管道尺寸寸，后根据公公式计算风风管内实实际的风风速；；4）、最不利环环环路和最近近环环路不衡衡率计计算：X≤115%才符合合要求。图5-12层层层新风分支支1风管系统统图表5-2风管分分分支1最不利路路径水水力计算算表最不利阻力(PPPa)463编号G(m^3/hhh)L(m)形状D/W(mm)))H(mm)υ(m/s)ΔPy(Pa)))ΔPj(Pa)))ΔP(Pa)120442.33363.73矩形8008008.873.4390.6194.04220442.33364.94矩形10008007.12.6202.62317805.11163.98矩形10006307.853.0326.1929.22624619.166614.41矩形5003208.0226.1658.184.26634619.16666.42矩形5003208.0211.6546.4258.08644619.16660.6矩形5003208.021.101.1653079.44442.79矩形5002506.844.563.788.3373769.862.33矩形2501207.1310.0289.7499.7674769.860.7矩形2501207.133.018386.01表管分支1最不不不利路径径水力力计算表表编号G(m^3/hhh)L(m)形状D/W(mm)))H(mm)υ(m/s)ΔPy(Pa)))ΔPj(Pa)))ΔP(Pa)120442.33363.73矩形8008008.873.4390.6194.04220442.33364.94矩形10008007.12.6202.62317805.11163.98矩形10006307.853.0326.1929.224131863.11矩形10005007.332.4823.0925.5757911.69.06矩形8004006.878.383.8212.265274.48.7矩形6303207.2711.8415.427.2472637.23.55矩形4002507.337.279.7417.0181318.61.77矩形3201607.155.439.8115.249659.30.82矩形2501206.12.6336.8139.4410659.30.7矩形2501206.12.2560.8763.1211659.30.79矩形2501206.12.5536.8139.3612659.30.7矩形2501206.12.2560.8763.12131318.61.77矩形3201607.155.439.8115.2414659.30.82矩形2501206.12.6436.8139.4515659.30.7矩形2501206.12.2560.8763.1216659.30.79矩形2501206.12.5436.8139.3517659.30.7矩形2501206.12.2560.8763.12182637.23.4矩形4003205.723.679.6913.35191318.61.77矩形3202504.581.686.027.720659.31.29矩形2003202.860.68.338.9321659.30.7矩形2501604.581.0434.2435.2922659.30.6矩形2501206.11.9334.136.0323659.30.7矩形2501206.12.2560.8763.12241318.61.77矩形3201607.155.439.2914.7225659.30.6矩形2501206.11.9336.8138.7426659.30.7矩形2501206.12.2560.8763.1227659.31.29矩形2501206.14.1336.8140.9428659.30.7矩形2501206.12.2560.8763.12292637.23.55矩形5002505.864.326.2310.56301318.61.93矩形3201607.155.949.2915.2331659.30.8矩形2501206.12.5636.8139.3732659.30.7矩形2501206.12.2560.8763.1233659.30.82矩形2501206.12.6236.8139.4334659.30.7矩形2501206.12.2560.8763.12351318.61.6矩形3201607.154.939.2914.2136659.30.8矩形2501206.12.5636.8139.3737659.30.7矩形2501206.12.2560.8763.1238659.30.82矩形2501206.12.6236.8139.4439659.30.7矩形2501206.12.2560.8763.12402637.23.38矩形5002505.864.1216.7120.83411318.61.77矩形3201607.155.439.2914.7242659.30.6矩形2501206.11.9336.8138.7443659.30.7矩形2501206.12.2560.8763.1244659.31.29矩形2501206.14.1336.8140.9445659.30.7矩形2501206.12.2560.8763.12461318.61.77矩形3201607.155.439.2914.7247659.31.29矩形2501206.14.1336.8140.9448659.30.7矩形2501206.12.2560.8763.1249659.30.6矩形2501206.11.9336.8138.7450659.30.7矩形2501206.12.2560.8763.12512637.23.52矩形4002507.337.226.1133.31521318.61.77矩形3201607.155.439.8115.2453659.30.8矩形2501206.12.5736.8139.3854659.30.7矩形2501206.12.2560.8763.1255659.30.81矩形2501206.12.6136.8139.4256659.30.7矩形2501206.12.2560.8763.12571318.61.77矩形3201607.155.439.8115.2458659.30.8矩形2501206.12.5736.8139.3859659.30.7矩形2501206.12.2560.8763.1260659.30.81矩形2501206.12.6136.8139.4261659.30.7矩形2501206.12.2560.8763.12624619.166614.41矩形5003208.0226.1658.184.26634619.16666.42矩形5003208.0211.6546.4258.08644619.16660.6矩形5003208.021.101.1653079.44442.79矩形5002506.844.563.788.33661539.72222.77矩形3201608.3511.45.8717.2767769.862.36矩形2501207.1310.1350.1960.3268769.860.7矩形2501207.133.018386.0169769.862.32矩形2501207.139.9750.1960.1670769.860.7矩形2501207.133.018386.0171769.862.3矩形2501207.139.8689.7499.672769.860.7矩形2501207.133.018386.0173769.862.33矩形2501207.1310.0289.7499.7674769.860.7矩形2501207.133.018386.0175769.862.3矩形2501207.139.8676.3486.276769.860.7矩形2501207.133.018386.0177769.862.33矩形2501207.1310.0276.3486.3678769.860.7矩形2501207.133.018386.01792637.23.54矩形5002505.864.326.2310.55801318.61.24矩形3201607.153.829.2913.1181659.30.81矩形2501206.12.636.8139.4282659.30.7矩形2501206.12.2560.8763.1283659.30.81矩形2501206.12.5936.8139.484659.30.7矩形2501206.12.2560.8763.12851318.60.84矩形320160911.8986659.30.81矩形2501206.12.5936.8139.487659.30.7矩形2501206.12.2560.8763.1288659.30.81矩形2501206.12.5936.8139.489659.30.7矩形2501206.12.2560.8763.12第六章空气调节节节水系统统的设设计计算算6.1空调水系系系统的选选择本办公楼采用异异异程式，两两管管制，二管制异式式水系统的优优点是是初投资资小，缺点点是管路压压力难平衡衡。通过风机盘盘管，使得得各房间温温度能独立立调节，耗耗能小。避避免交互感染。考虑虑其坡度，干管管设定为千千分之三，支管设置置为0.011，在管径小小于50mm时采用焊接接钢管，冷凝水管采用塑料料管，管道道要设保温温，保温时时要预先刷刷两道防锈锈底漆。冷负荷各管段流流流量公式式：G=Q/(cρ∆t)))（公式6..11）式中：G——管管段流量量，m3/sQ——房间冷负负负荷，Kw；；C——水的比热热容，4.119kjj/kkg·℃；Ρ——水的密度度度，10000kg//m3∆t——供回水温差差差，℃，查表取5℃。流量计算出管径径径公式为为D=103（4G/πv)0.5公式（6再确定管内实际际际流速，公公式为v=4G/πd2（公式6-总阻力公式∆p=∆py+++∆pj（公式空调水系统中用用用到的配配件及及其局部部阻力力系数如表表表6-1水管局局局部阻力系系数数名称局部阻力系数ζζζ蝶阀（全开）0.1～0.333闸阀（全开）DN1520～5080100125ζ0.20.1变径管：渐缩渐阔0.10（对应应应小断面面的流流速）0.30（对应应应小断面面的流流速）表6-3三通通局局部阻力系系系数形式简图流向局部阻力系数ζζζ形式简图流向局部阻力系数ζζζ2→31.51→30.11→30.11/3→23.01→21.52→1/31.5表6-4冷水管管管最大流速速（m/s）管径mm15202532流速m/s0.81.01.21.4表6-5供回水水水系统数据据工程名称空调供回水系统统统热媒供水温度（℃）7回水温度（℃）12平均密度（kggg/m999.7运动粘度10-(㎡/sss)1.308系统形式立管数1供回水方式下供下回总负荷477900WWW总流量（kg///h）82198.888最不利损失（PPPa）76472表6-6系统最最最不利环路路水利计算表表立管总阻力(PPPa)76472立管最不利楼层层层楼层5编号Q(W)G(kg/h)))L(m)D(mm)υ(m/s)R(Pa/m)))ΣξΔPy(Pa)))ΔPj(Pa)))ΔP(Pa)不平衡率VG147790082198.88851251.69252.71.51263215334170.00%VG23735006424231251.32156.430.1469885570.00%VG327930048039.66631001.54277.76000%VG417910030805.22231000.99117.470.1352494010.00%VG57980013725.6663651.05229.540.1689557440.00%VH147790082198.88851251.69252.71.51263215334170.00%VH23735006424231251.32156.430.1469885570.00%VH327930048039.66631001.54277.76000%VH417910030805.22231000.99117.470.1352494010.00%VH57980013725.6663651.05229.540.1689557440.00%表6-7立管111楼层2水力计算算表最不利环路阻力力力(Pa)67434最有利环路阻力力力41679楼层内不平衡率率率38.2%编号Q(W)G(kg/h)))L(m)D(mm)υ(m/s)R(Pa/m)))ΣξΔPy(Pa)))ΔPj(Pa)))ΔP(Pa)不平衡率FG19420016202.4446.66800.87128.841.0285938912480.00%FG26030010371.66610.51650.79134.031.1140834617540.00%FG3351006037.23.19500.76170.27030%FG4279004798.81.9500.6110.040.1209182273.50%FG5243004179.68.24500.5384.760.1698147120.00%FG6216003715.24.42400.78250.650.111093111400.00%FG71800030961.09400.65177.140.1194212150.00%FG8144002476.82.42320.72260.160.1630266550.00%FG9108001857.61.16320.54150.890.1175141900.00%FG1072001238.42.4250.56218.720.1526165410.00%FG11252004334.416.19500.5590.771.5146922316930.00%FH19420016202.4446.81800.87128.841.0287838912670.00%FH26030010371.66610.51650.79134.031.1140834617540.00%FH3351006037.23.34500.76170.27030%FH4279004798.81.3500.6110.040.1143181613.50%FH5243004179.68.84500.5384.760.1749147630.00%FH6216003715.23.83400.78250.650.1959319890.00%FH71800030961.69400.65177.140.1300213210.00%FH8144002476.81.82320.72260.160.1474264990.00%FH9108001857.61.76320.54150.890.1266142800.00%FH1072001238.41.8250.56218.720.1394164100.00%FH11252004334.416.04500.5590.771.5145622316790.00%E1339005830.82.37500.73159.34537858348587269.50%E272001238.412.33250.56218.729269641405441010.00%E33600619.213.48200.5257.15113466313573482317.40%E42700464.412.36200.37150.46111860307633262319.80%E53600619.213.58200.5257.1511349131357348489.60%E63600619.212.55200.5257.1511322831357345859.00%E73600619.213.58200.5257.1511349131357348485.50%E83600619.212.67200.5257.1511325931357346164.90%E93600619.213.58200.5257.1511349331357348491.70%E103600619.215.31200.5257.1512.2393731505354420.00%E11126002167.219.95320.63201.99402951762557913.90%E12126002167.230.89320.63201.99.2623751801580380.00%表6-8立管管管1楼层3水力计算算表最不利环路阻力力力(Pa)62139最有利环路阻力力力40208楼层内不平衡率率率35.30%编号Q(W)G(kg/h)))L(m)D(mm)υ(m/s)R(Pa/m)))ΣξΔPy(Pa)))ΔPj(Pa)))ΔP(Pa)不平衡率FG110020017234.4446.67800.93145.051.0296744014070.00%FG26120010526.4447.64650.81137.881.1105335714108.50%FG3576009907.22.97650.76122.790.1365293940.00%FG4396006811.20.68500.86214.450.11463718312.20%FG53600061923.63500.78178.70.1649306800.00%FG6324005572.80.61500.7146.170.189251130.00%FG7288004953.62.97500.62116.860.1348193670.00%FG8252004334.45.21500.5590.770.1473154880.00%FG9216003715.24.32400.78250.650.110823111120.00%FG101800030961.13400.65177.140.1201212220.00%FG11144002476.82.46320.72260.160.1641266670.00%FG12108001857.61.15320.54150.890.1173141870.00%FG1372001238.42.54250.56218.720.1555165700.00%FG1418000309617.03400.65177.141.5301631833350.00%FH110020017234.4446.82800.93145.051.0298944014290.00%FH26120010526.4447.79650.81137.881.1107435714318.50%FH3576009907.22.82650.76122.790.1346293750.00%FH4396006811.20.83500.86214.450.11783721512.20%FH53600061923.63500.78178.70.1649306800.00%FH6324005572.80.01500.7146.170.1125260.00%FH7288004953.63.57500.62116.860.1418194370.00%FH8252004334.45.21500.5590.770.1473154880.00%FH9216003715.23.72400.78250.650.1932319620.00%FH101800030961.73400.65177.140.1307213280.00%FH11144002476.81.87320.72260.160.1485265110.00%FH12108001857.61.75320.54150.890.1263142780.00%FH1372001238.41.94250.56218.720.1423164390.00%FH1418000309616.88400.65177.141.5299031833080.00%49500.84208.27551958784593030.00%E23600619.212.34200.5257.15113174313573453132.80%E33600619.212.3200.5257.15113162313573451921.60%E43600619.212.3200.5257.15113162313573451919.10%E53600619.213.76200.5257.15113538313573489518.00%E63600619.212.3200.5257.15113162313573451917.30%E73600619.212.44200.5257.15113200313573455715.30%E83600619.213.72200.5257.1511352931357348859.90%E93600619.212.4200.5257.1511319031357345469.40%E103600619.213.63200.5257.1511350531357348625.70%E113600619.212.34200.5257.1511317231357345295.40%E123600619.213.73200.5257.1511353031357348871.70%E133600619.215.53200.5257.1512.2399431505354990.00%E149000154820.04320.45107.169214840899430472.20%E159000154828.71320.45107.169.2307640919439950.00%表6-9立管管管1楼层4水力计算算表最不利环路阻力力力(Pa)62320最有利环路阻力力力40086楼层内不平衡率率率35.70%编号Q(W)G(kg/h)))L(m)D(mm)υ(m/s)R(Pa/m)))ΣξΔPy(Pa)))ΔPj(Pa)))ΔP(Pa)不平衡率FG19930017079.6666.99800.92142.561.0299643214280.00%FG26030010371.6667.29650.79134.031.197734613239.00%FG3567009752.42.99650.75119.160.1356283840.00%FG4387006656.40.62500.84205.210.11283516312.60%FG5351006037.23.62500.76170.270.1616296450.00%FG63150054180.75500.68138.540.1104231270.00%FG7279004798.82.77500.6110.040.1304183230.00%FG8243004179.65.37500.5384.760.1455144690.00%FG9216003715.24.41400.78250.650.111053111360.00%FG101800030961.12400.65177.140.1198212200.00%FG11144002476.82.59320.72260.160.1675267000.00%FG12108001857.60.97320.54150.890.1146141600.00%FG1372001238.42.6250.56218.720.1568165840.00%FG1418000309616.99400.65177.141.5301031833290.00%FH19930017079.6667.17800.92142.561.02102243214540.00%FH26030010371.6667.41650.79134.031.199334613399.00%FH3567009752.42.84650.75119.160.1339283660.00%FH4387006656.40.77500.84205.210.11583519412.60%FH5351006037.23.62500.76170.270.1616296450.00%FH63150054180.15500.68138.540.12123440.00%FH7279004798.83.37500.6110.040.1370183890.00%FH8243004179.65.37500.5384.760.1455144690.00%FH9216003715.23.81400.78250.650.1955319850.00%FH101800030961.72400.65177.140.1305213260.00%FH11144002476.81.99320.72260.160.1519265440.00%FH12108001857.61.57320.54150.890.1236142510.00%FH1372001238.42250.56218.720.1437164520.00%FH1418000309616.84400.65177.141.5298431833020.00%14500.84208.27565458784594380.00%E23600619.212.38200.5257.15113184313573454132.80%E33600619.212.34200.5257.15113172313573452921.40%E43600619.212.34200.5257.15113174313573453119.00%E53600619.213.41200.5257.15113447313573480418.00%E63600619.212.3200.5257.15113163313573451917.30%E72700464.412.44200.37150.46111872307633263520.00%E83600619.213.57200.5257.1511348931357348469.90%E93600619.212.44200.5257.1511320031357345579.40%E103600619.213.58200.5257.1511349231357348495.60%E113600619.212.53200.5257.1511322331357345805.20%E123600619.213.5200.5257.1511347231357348291.80%E133600619.215.34200.5257.1512.2394531505354500.00%E149000154820.35320.45107.169218140899430802.20%E159000154829.1320.45107.169.2311940919440380.00%表6-10立立立管1楼层55水力计算算表表最不利环路阻力力力(Pa)64331最有利环路阻力力力44965楼层内不平衡率率率30.10%编号Q(W)G(kg/h)))L(m)D(mm)υ(m/s)R(Pa/m)))ΣξΔPy(Pa)))ΔPj(Pa)))ΔP(Pa)不平衡率F6667.11651.05229.5421632110227340.00%FG2459007894.86.91500.99284.741.11967544251114.10%FG3423007275.62.49500.92243.370.1606426480.00%FG4387006656.41.22500.84205.210.1251352860.00%FG5351006037.23.6500.76170.270.1613296420.00%FG63150054180.71500.68138.540.199231220.00%FG8243004179.65.49500.5384.760.1466144800.00%FG9216003715.24.28400.78250.650.110733111040.00%FG1018