消除霍尔传感器误差的有效方法

TechnicalCommunications2006256,,(,272037):,:;;:TN382:B:100327241(2006)0620065202EffectiveMethodtoDispelHallsSensorErrorLIUQing-gang,ZHANGCun-li,LIUTing(JiningVocationalCollege,Jining272037,China)Abstract:ThispaperdiscussesthesourcesoftheerroroftheHall-sensor.Andanerrorcompensationcircuitisproposed.Keywords:sensor;hallscomponent;error;commonmodel1,,,,,(1):;;,(2):,;,,,,:2005-05-19(3),,,,(4),,,,(5)KH=.,,,,,,256TechniquesofAutomation&Applications|2006256TechnicalCommunications,1H1H2:,H1H2,,;,A1A2,A3Uo,H2,,,R1R2,R1R2,,131,,UO=0,,,,,,,2Ri1Ri2(C1+C1)(C2+C2)2,(C1+C1)(C2+C2),,(C1+C1)(C2+C2),A1A2:ÛUf1=11+jRi1(C1+C1)ÛUfÛUf2=11+jRi2(C2+C2)ÛUf(C1+C1)Ri1(C2+C2)Ri2,ÛUf1ÛUf2,,,1A4,,,,A1A2,UC,3A4,3,34,,,,,,:[1].[M].:,1999.[2].[M].:,2000.[3].[M].:,2000.[4].[M].:.:(1966-),,,,:66|TechniquesofAutomation&Applications