资源描述：
《工作原理及应用范围》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。
1、工作原理及应用范围Workingprinciple：Theproductisdetectedbyapressuresensorofthepressure,pressuresignalsthroughtheautomaticcontrolcircuitidentification,amplification,controlcontactor,sothatthepumpaccordingtothepressureinsidethetank,automaticrunningandstopping,achievethepurpos
2、eofautomaticwatersupply.Theworkistheprocessofpumpstarting,thewaterthroughthevalveintothetank,sothatthetankpressureincreases,whenthepressurereachesthesetpressurelimit,automaticallyshutoffthepumpautomaticpressurecontroller,thewaterpumpstopsrunning.Duetothepressureof
3、watertankishigherthanthatofthewatersupplypipenetworkpressure,theheartcanautomaticallywaterbuck,whenthepressureisreducedtothesetpressurelimit,automaticcontrolpumpstart,automaticinjection,watertankandsoforth,tostopwatersupplyequipment,automaticoperation.Scopeofappli
4、cation:1,0.12m3J0.5m3smallvolume,lowpriceofsmallnontowerwatersupplyseries,suitablefor3^6families・2,lm3~60m3widelyusedintowns,factoriesandmines,institutions,schools,fire,hospitals,troops,buildings,railways,oilandotherunits;islife,fire,flowwateridealwatersupplyequip
5、ment・InstallationandmaintenancemanualforautomaticwatersupplywithouttowerPrinciple,composition,workingprocessandApplication1:Principle:automaticnontowerwatersupplyisairpressurewatersupply;2,Composition:theautomaticnontowerwatersupplyiscomposedofnotowerwatersupplyde
6、vice(pressuretank),pressureswitch,pressuregauge,waterpump,pipenetworkandmatchingvalves・Itisdividedintotwoparts,pipingandcircuit(showninFigure1).(Figure1)3,workprocess:notowerwatersupplytank(pressuretank)hasuniformatmosphericpressure,installationpressureswitch,pres
7、suregaugeandpipenetworktobecomesealedcontainer・Whenthewaterpumpisstarted,thewaterlevelinthetankrises,andtheairinthetankiscompressedtoproduceairpressure・Whenthepressurereachesthesetpressure(suchas0.28mpa),thewaterpumpstopsworking・Thewaterinthetankcanflowoutathighsp
8、eedduetoatmosphericpressure・Whenthewaterlevelinthetankdrops,theairpressureisreducedandthesetpressure(suchas0.14MPa)isreached・Thepumpstartsautomaticallya
