水电机组现场效率监测装置

LocaleInstrumentofEfficiencyMonitoringofHydropowerGenerating-unit116024WangXiaoLiang,SunYu(DepartmentofAutomation,DalianUniversityofTechnology,Dalian,LiaoNing,116024,China)80C196KBAbstract:Thispapermainlyintroducesanefficiencymonitoringinstrumentofhydropowergenerating-unitwhichcanresolvetheproblemofhydropowergenerating-unitefficiency.Itincludesofhowtousethewayofhelicoidspressuredifferencetomeasurethefluxofwaterturbinegeneratorandusingan80C196KBsinglechipprocessorandotherperipheralassistantmicrochiptoaccomplishthedesignofhardwareandsoftware.Keywords:hydropowergenerating-unitefficiencymonitoringhelicoidspressuredifferencesinglechipprocessor.2.1uηTηuTgηηη=gη4109.81gNQHη×=Tgηηη=ηTηgηgNMWQ3msHm4109.81gTgNQHηη×=4gNQHgη2.2()(),()1R1v1α2R2v2α111222coscosvRvRconstαα==12αα=1122vRvRconst==Q22122122hprprvgvg=−=−'Q''''2'2122122hprprvgvg=−=−'QKQ='11vKv='22vKv='QKQ='1v'2v22'22212vvhKKhg−==''hQKhQ==''QQKhh==QKh=2211122212222pVpVHZZggααγγ⎛⎞⎛⎞=++−++⎜⎟⎜⎟⎝⎠⎝⎠(2-3-1)Hm1Zm2Zm1/pγm2/pγm1Vm/s2Vm/s1α1α2α2αgQ214FDπ=V=Q/FH211121222pVpHZZgαγγ⎛⎞⎛⎞=++−+⎜⎟⎜⎟⎝⎠⎝⎠2-3-2iGvnwNKKCN=nCwN,ivKK33.1Intel1680C196KB80C196KB80C196KB878E523.13.2.278E5280C196KB······I/VI/VI/VI/V3.2420mA/05V420mA/80C196KB10/ADC/3.25178E524.441234.12864EDM12864ALCLCDP0.039P0.138P0.237P0.336P0.435P0.534P0.633P0.732P3.717P3.616P3.515P3.414XTAL119XTAL218P3.313P1.01P1.12P1.23P1.34P1.45P1.56P1.67P1.78P2.728P3.010P3.111P2.021P2.122P2.223P2.324P2.425P2.526P2.6271278E52P3.2D1D2D3D4D5D6D7D8Q1Q2Q3Q4Q5Q6Q7Q8LE373END1D2D3D4D5D6D7D8Q1Q2Q3Q4Q5Q6Q7Q8LE373END1D2D3D4D5D6D7D8Q1Q2Q3Q4Q5Q6Q7Q8LE373END1D2D3D4D5D6D7D8Q1Q2Q3Q4Q5Q6Q7Q8LE373EN......10KX8D03D14D25D36D47D58D69D710RS11R/W12E13VDD2GND1EDM12864DBSL-ALC+3VMD0-MD7MD8-MD15WRLOWWRHIGHRDP1.0P1.13.33.3MD0MD1580C196KBP3P4AD0AD15373P1.080C196KB78E5278E52Ready80C196KBP1.178E5278E523.3RS-4853.44N35R01RE2DE3DI4VCC8B7A6GND5MAX485TVSTVS+5VRXDTXDPXX6N1376N137+5V+5V+5V+5V+5V+5VAB3.444.14.14.23.2.3(1)(2)(3)(4)51..,1997.102..2000.123..1999.34..19972