Разница между датчиком Холла и трансформатором Холла

ThedifferencebetweenHallsensorandHalltransformer
ManypeoplewillthinkthatHallshavethesameworkingprinciple.Infact, therearemanykindsofHalls, suchasHall-typecurrentsensors, Halltransformers, Hallmagneticsensors,
Пусть' разбирается в разнице между HallTransforme и HallSensor
Infact, theHallsensorisamagneticsensor.Theycanbeusedtodetectthemagneticfieldanditschanges, andcanbeusedinvariousfieldsrelatedtothemagneticfield.TheHalldeviceisbasedontheHalleffect.
AccordingtothefunctionofHalldevices, theycanbedividedinto: HalllineardevicesandHallswitchingdevices.Theformeroutputsanalog, andthelatteroutputsdigital.
Accordingtothenatureofthedetectedobjects, theirapplicationscanbedividedinto: directapplicationandindirectapplication.Theformerdirectlydetectsthemagneticfieldormagneticcharacteristicsoftheobjecttobedetected,
Thelatteristodetecttheartificiallysetmagneticfieldonthesubject, andusethismagneticfieldasthecarrierofthedetectedinformation.Throughit, manynon-electricandnon-magneticphysicalquantitiessuchasforce, крутящий момент, давление, стресс, положение, смещение, скорость, ускорение, угол, angularvelocity, numberofrevolutions, rotationspeedandthetimewhentheworkingstatechanges и т.д., convertedintoelectricityfordetectionandcontrol.ThefollowingfigureistheworkingdiagramofHallmagneticsensor.
Transformersusetheprincipleofelectromagneticinduction, Деятельность Банка, theprinciplethatachangingmagneticfieldgeneratesanelectricfield.Thetwocoilsarewoundonthesameironcore, andthesecondarywindinginducesavoltageorcurrentproportionaltotheprimarywinding.Therefore, itisalsocalledtheprincipleofmutualinductanceortransformer.Transformersaredividedintovoltagetransformers (PT) andcurrenttransformers (CT), whicharemainlyusedinACcircuitsandmostlyusedinpowersystems.Themainfunctionistocollectprotectionsignalsandmeasuresignals.Theprincipleistheprincipleofthetransformer.

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