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暖通空调基础设计资料.xls

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1、附表2:水系统的流量和单位长度阻力损失钢管管径(mm)闭式水系统开式水系统流量l/sKPa/100m流量l/sKPa/100m1500.14060-200.120.231060-250.220.60106000.5043320.461.210600.51.01140400.71.810600.71.51040501.43.610601.42.91040652.2610602.24.310408041110604.18.2104010082210608.217104012515181060153110401502255104725431034200511001037518210242509215

2、61026921251018300140230923125180815400230340817220300712450320400815300400712500420550813400500711附表1.局部阻力系数部件规格球形阀DN40以下,全开15DN50以上,全开7角筏DN40以下,全开8.5DN50以上,全开3.9闸阀DN40以下,全开0.27上回阀90DN50以上,全开0.18弯头-2短的0.26突然扩大长的0.2突然缩小d/D=1/20.55d/D=1/20.35三通31.81.5低低压压风风管管尺尺寸寸选选择择表表支风管主风管圆形风管 当量短形风管尺寸mm风速m/s风量l/s风速

3、m/s风量l/s直径mm2.530337125 20075125100 1251255060150 25075200100 15012575100180 275100 200125 17515031004130200 375100 175125 225150 200175150180230 500100 375125 300150 2501754200240250 625100 475125 375150 3001752505315280 575125 450150 375175 325200300380300 550150 450175 400200 350225400490330 6751

4、50 550175 450200 40022555006600360 650175 550200 475225 425250560720380 775175 650200 550225 475250660840400 900175 750200 625225 5502508001090430 850200 725225 625250 5253009501200460 975200 825225 725250 570300610607.51340480 950225 825250 650300 550350120015905001075225925250 725300 6253501300175

5、05301050250800300 675350 575400160020005601175280900300 750350 625400175022205801000300825350 700400 625450215025006101100300900350 775400 6754502250283064012253001000350850400 7254502500931006601100350925400 800450 7255002750340068011753501000400875450 7755007.53200370072013003501075400950450 82550

6、034004100740142535011754001025450750500360010460076012754001100450975500 87555039004900780137540011754501225500925550430053008101475400127545011005001000550470057508301600400135045012005001075550510063008601725400145045012755001125550955006900880182540015504501350500122555058507500910195040016754501

7、450500130055062008000940207540017754501550500137555068008400960220040018754501650500145055073009300990237540020004501750500152555080001110200102021504501850500162555014756008600109001040225045020005001725550160060010920011700107024004502100500182555016506009800124001090255045022005001925550175060010

8、500132001120235050020255501825600165065011100139001140245050021505501900600172565011600147001170257550022755502000600180065012300154001190270050023755502100600190065011129001620012202900500252555022006002000650135001690012403000500275055023506002075650142001217700127027505502450600200065020007001480

9、018300130030005502700600240065022007001550019000134029006002600650230070021007501620019700138030006002800650250070023007507.5101700020500142027007002500750225080019509001800021500147029007002650750245080021009001112200200275200 225225275225 250250300250 275275350250 300300350300 325325400300 3503504

10、50300 375350425350 400375500350 425400475400 450425525400 475400525450 475475575450 500500550500 525525600500 550550650500 600550650550 625575700550 650600750550 700600800550 750600800600 725650 当量短形风管尺寸mm850600 775650900600 825650975600 90065010256009506504253501000650500350105065047540011256505254

11、001200650525450125065057545011257501400650120075014756501250750155065013007501500700137575015757001450750165070015257501750700157575018257001675750190070017507501825750170080020007501900800200080017009002100800180090017001000155011001900100017001100附表1:附表5:户式水机设计经验值,水管流速按1.8/S计算供暖水流速度m/s流量计算公式为:管道截面

12、积1.8/s3600(换算成小时)管道直径钢管铜管水管型号最低最大最低最大DN2050 mm0.751.01.50.751DN2550mm1.251.53.01.251.5DN32附表2:DN40水在管道内理想流速m/sDN50管道加压送水自然送水DN63水泵出口 水泵入口主管立管支管自来水DN75流速m/s 2.13.6 1.22.1 1.44.5 0.93.0 1.53.0 0.92.1 0.61.5DN90DN100附表3:管内水的最大允许速度DN110管公称直径DN(mm)最在允许速度(m/s)DN125150.3DN150200.65DN200250.8DN250321DN30040

13、1.5DN400附表4:空调水系统常用钢管规格表DN500公称直径DN普通镀锌管无缝钢管mmin外径mm壁厚mm不镀锌理论重量/m外径mm壁厚mm重量/m813.52.250.62附表6:ST-ST-系系列列全全自自动动电电子子水水处处理理仪仪价价格格表表10172.250.821430.814 1521.252.751.251831.11型型 号号2026.752.751.632531.632533.53.252.42323.52.46ST-13242.253.253.13383.52.98ST-1B40483.53.84453.53.53ST-250275.53.754.88573.54.

14、62STZ-3STZ-46575.53.756.647647.1STZ-580388.548.348948.38STZ-6STZ-81004114410.85108410.26STZ-10STZ-1212551404.515.04133412.73STZ-14STZ-1615061654.515.04133412.73STZ-18北北京京市市顺顺通通业业环环保保设设备备厂厂2008219631.54418321431411211212250273745.92300325862.54400426992.555005309105.52008219631.54流量m/h盘管型号盘管水量m/h2.03

15、5FP-3.50.63.178FP-50.725.208FP-6.30.788.139FP-7.11.0212.717FP-81.1420.188FP-101.228.612FP-12.51.3241.203FP-151.56FP-202.2861.5579.481114.453203.472进进出出口口尺尺寸寸处处理理水水量量(T/HT/H)备备 注注价价 格格(元元)英寸毫米1232251一体化10001.5401月2日一体化15002502月4日一体化20003804月17日分体式3000410018-60分体式4000512545-150分体式50006150160-180分体式600

16、08200180-240分体式800010250240-350分体式1000012300350-650分体式1200014350660-850分体式1400016400860-1050分体式16000184501060-1800分体式18000附表5:户式水机设计经验值,水管流速按1.8/S计算流量计算公式为:管道截面积1.8/s3600(换算成小时)附表6:ST-ST-系系列列全全自自动动电电子子水水处处理理仪仪价价格格表表 北北京京市市顺顺通通业业环环保保设设备备厂厂水管管径的计算:公式为:Q109=103例:计算某一段的主管径,以10台盘管为例,每台盘管的水量为350/h。解:1.把一台盘管的水量换算成m3/h。即 350/h1000=0.35m3/h2.把一台盘管的水量换算成mm3/s。即 0.35 m3/h109360097222.22mm3/s3.10台盘管的水量为:97222.2210=972222.2 mm3/s4.水量等于管道横截面乘以水的流速。Q=R2V (Q:水量,V:水流流速,见附表)即 Q=3.14R21.5 m/s =1500 mm/s所以:d=28.73

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