Patent Document ID: 20150363529
Application ID: 14762298
Patent Flag: 0

Claim One:
1. A modelling method for a memory sensor model of a switch reluctance motor, wherein: a) two current conveyors AD 844 , an operational amplifier AD 826 and a memory resistor are utilized, wherein the terminal voltage of the input ports A-B of the memory sensor is U 1 , and the current flowing into the memory sensor from the input port A thereof is i 1 ; b) the input port A of the memory sensor is connected with an in-phase input port ( 3 ) of the current conveyor AD 844 - 1 that is in turn connected with a port ( 5 ) of the current conveyor AD 844 - 2 ; an out-phase input port ( 2 ) of the current conveyor AD 844 - 1 is connected with one end of a resistor R i , the other end of which is connected with the ground; the port ( 5 ) of the current conveyor AD 844 - 1 is connected with one end of a capacitor C i , the other end of which is connected with the ground; the out-phase input port ( 2 ) of the current conveyor AD 844 - 2 is connected with one end of a resistor R x , the other end of which is connected with the ground; the input port B of the memory sensor is connected with the ground, the output port ( 6 ) of the current conveyor AD 844 - 1 is connected with one end of a memory resistor R M , the other end of which is connected with the out-phase input port ( 2 ) of the operational amplifier AD 826 ; U 2 is a voltage drop on the memory resistor, i 2 is a current in the memory resistor; the out-phase input port ( 2 ) of the operational amplifier AD 826 is also connected with one end of a resistor R d , the other end of which is connected with an output port ( 1 ) of the operational amplifier AD 826 ; the output port ( 1 ) of the operational amplifier AD 826 is also connected with an in-phase input port ( 3 ) of the current conveyor AD 844 - 2 ; and the in-phase input port ( 3 ) of the operational amplifier AD 826 is connected with the ground; a memory sensor circuit model is obtained at the input ports A-B of the memory sensor, and the equivalent inductance L thereof is expressed as: L = C i R i R M R x R d .