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3、试验安排/TestingArrangement
1)启动测试/Starttesting
2)风量风压测试/Theairvolumeandpressuretesting
3)振动测试/Vibrationtesting
4)漏风率测试/Theairleakageratetesting
5)冷凝水盘流量测试/Condensatedraintest(withwater!
)
6)噪音测试(有背景噪音)/Soundtestonthetestbench,withbackgroundnoise.
4、测试试验所用仪器/TestingInstruments
名称/Name
型号/Model
数字差压表
digitalpressuregauge
Testo435
数显温湿度仪
DigitalHygrothermograph
Testo610
振动测试仪/VibrationTester
EMT220
数字钳形表
DigitalClampMeter
DL8450
风速仪/Anemomrter
Testo417
噪音仪/Noiseanalyzer
AR824
5、目视检查/Visualinspection
检查项目
CheckItems
是否符合或与设计一致
ConformityorNot
备注
Remarks
机组颜色RAL7001
Unit’scolorisRAL7001
是/Yes□否/No□
Pleaseseeinfo.Inthedatesheet
机组尺寸是否符合图纸
Unit’ssizeisrightornotdrawing
Pleaseseeinfo.Intheunitdrawing
机组框架结构GFK玻璃纤维
Unit’sframeisGFKglassfiber
箱体结构是否为可拆卸式
Thestructureistheremovableornot
机组方向与图纸一致
Theunit’sdirectionrightordrawingnot
框架安装是否牢固
Frameinstallationisfirmlyornot
水盘与设计要求一致
Watertrayisconsistentwiththedesignrequirements
风口风阀尺寸是否正确
Tuyeresizeisrightornot
风机型号是否正确
Fantypeliisrightornot
电机型号是否正确
Motortypeisrightornot
风机是否有弹簧减震设施
Fanswithspringdampingfacilities
机组过滤框维护方向是否安装正确
Unit’sfilterframeisinstalledproperlyornot
加湿器安装正确
Humidifierinstallationisrightornot
电器安装是否到位
Electricalinstallationisrightornot
换热器排数是否正确
Rowsofheatexchangerisrightornot
检修门是否安装视窗
Accessdoorisinstalledwindowornot
压差表安装量程符合技术参数要求
Pressuretablerangemeetthetechnicalparametersrequireornot
底框颜色是否符合技术要求(7001)
Thecolorofthebottomframemeetsthetechnicalrequirements7001
电机接线牢固,无松动
Electricalwiringfirm,noloose
电机检修开关安装型号符合电机功率
Motorrepairmotorpowerswitchmountingmodelsmeet
压差开关安装型号正确
Pressureswitchisinstalledcorrectlyornot
压差表安装校正归零
Correctionzeropressuremeterinstallation
面板螺丝黑帽安装无遗漏
BlackHatinstallationpanelscrewswithoutmissing
其他备注如下/Othercommentisasbelow:
6、启动测试/Starttesting
1)风机段在额定电压条件下启动,稳定运转5min,切断电源,停止运转,反复进行三次;
/Startthetestingfansectionunderratedvoltage,stablerunning5minutes,thenstoptheunit,repeat3times.
2)检查风机有无反转、紧固件有无松动、风机运行是否平稳等/Checktherotationdirectionoffanisrightornot,ifloosenessornotforfasteners,andthefanrunsmoothornot,etc.
接受标准/Acceptancecriteria:
机组运行平稳,无松动、发热等异常现象/Runningsmoothly,andnolooseningandheating.
送风机马达温度≤68(℃)SupplymotorTemperature≤68(℃)
项目/Items
第一次/Thefirst
第二次/Thesecond
第三次/Thethird
松动情况/Loosing
发热温度/Heating
风机运行是否平稳/
FanRunsSmoothly
7、风量、风压测试试验/Theairvolumeandpressuretesting
1)按下图1连接试验装置,试验装置包括被试验机组、连接管、测试管组成/ConnectthetestingdeviceaccordingtoFigure1,including:
testingunit,connectingduct,testingduct;
图1/Fig.1风量测量试验装置布置图/Theairquantityandpressuretestingarrangementdiagram
2)风量测试/AirflowTesting:
NO.1#1~33%
测试工况/WorkCondition
温度/T=℃湿度/RH=%
密度/Ρ=Kg/M3
测试风管尺寸/TheDimensionOfAirDuctForMeasuring:
mm
电机电压TheVoltOfMotor(V):
V电流TheCurrentOfMotor(A):
A
工作频率TheWorkingFrequency(Hz):
Hz
2.1测量机组静压:
用比托管在测量面的管壁上的测压孔取压,将压力计一端与之连接,另一端与周围大气相通,压力计的读数即为机组的静压/Testtheunit’sstaticpressure:
detectthestaticpressurefromthepiezometricsurface,maketheDigitalmicromanometer’soneendconnectwithit,andtheotherendconnectwithatmosphere,thedatadisplayedbytheDigitalmicromanometeristheunit’sstaticpressure;
2.2测量机组动压:
使毕托管的直管垂直管壁,毕托管的侧头正对气流方向且与风管的轴线平行,测点位置和点数应该符合表1和图2的规定/Testtheunit’sdynamicpressure:
makethePitottube’slongstraightpipeverticaltotheairductwall,andPitottube’scontacttipfacetheairflowwhileparalleltotheairduct,measuringpositionandthepointsnumbermustcoincidencewiththeTable1andFigure2’sregulation.
表1/Table1用毕托管测量的测点/Pitottube’smeasuringpositionmm
风管直径/Diameterofairduct
300
400
500
600
700
800
1000
1200
1400
1600
1800
2000
2400
2800
3200
测试点圆环直径/DistancebetweenthemeasuringpointstothecenteroftheCircularTube
r1
47
67
79
95
110
126
158
190
221
252
284
316
380
442
r2
82
137
164
192
219
274
329
384
438
493
548
656
766
876
r3
106
141
177
212
247
283
354
424
495
565
635
707
850
990
1130
r4
168
210
250
293
335
420
501
585
670
754
837
1005
1170
1340
r5
142
238
285
332
474
567
664
756
854
949
1140
1320
1520
测试点数/Measuringpoints’number
纵向10点纵横向10点/10measuringpointsinlongitudinaldirection,totally10inlongitudinalandtransversedirection.
图2/Fig.2用毕托管测量的测点布置/Pitottube’smeasuringposition
2.3用毕托管测的同一截面上的各点动压,按下式计算平均动压/Dynamicpressureatdifferentpointsofsamesection,themeandynamicpressurecalculatedaccordingtothefollowformula.
P=(P1+P2+…+Pn)/n
P---平均动压/meandynamicpressurePa;
P1、P2……Pn——测点动压/thedynamicpressureofmeasuringpoints,Pa;
n---测点数/Measuringpointsnumber.
测点/TestPoint
测试记录/TestRecord
1st.
2nd.
1
2
3
4
5
6
7
8
9
10
平均值/Average
动压平均值Pd=Pa内部静压/StaticIncreaseOfPressure=Pa
实测风量/AirVolume=M3/H
3)风量测试/AirflowTesting:
NO.2#1+#2~66%
3.1测量机组静压:
3.2测量机组动压:
纵向10点纵横向10点/10measuringpointsinlongitudinaldirection,totally10inlongitudinalandtransversedirection.
3.3用毕托管测的同一截面上的各点动压,按下式计算平均动压/Dynamicpressureatdifferentpointsofsamesection,themeandynamicpressurecalculatedaccordingtothefollowformula.
动压平均值Pd=Pa内部静压/StaticIncreaseOfPressure=Pa
4)风量测试/AirflowTesting:
NO.3#1+#2+#3~100%
4.1测量机组静压:
detectthestaticpressurefromthepiezometricsurface,maketheDigitalmicromanometer’soneendconnectwithit,andtheotherendconnectwithatmosphere,thedatadisplayedbytheDigita