Device for Correcting an External Stress Overload Affecting a Ferromagnetic Component

Abstract

Device for correcting the effect of an external stress overload affecting a ferromagnetic component, comprising: the ferromagnetic component, having at least one magnetic field, and a magnetic field sensor, and at least one coil, being arranged around the magnetic field sensor and/or around the ferromagnetic component, and generating a magnetic field, with the field providing an oscillating magnetic field and a magnetic flux density of at least 30 Gauss.

Claims

1. A device for correcting an effect of an external stress overload (2) affecting a ferromagnetic component (1), comprising: a ferromagnetic component (1) having at least one magnetized region (3); a magnetic field sensor (6); and at least one coil (4, 5) being arranged around at least one of the magnetic field sensor (6) and the ferromagnetic component (1), the at least one coil being configured to generate a magnetic field with the field providing an oscillating magnetic field and a magnetic flux density of at least 30 Gauss.

2. The device according to claim 1, wherein the magnetic field sensor (6) has a variable sensitivity.

3. The device according to claim 1, wherein the at least one coil (4, 5) is activated at at least one of regular intervals, there is a malfunction in a system encompassing the ferromagnetic component, and/or the system encompassing the ferromagnetic component is restarted.

4. The device according to claim 1, wherein the coil (4, 5) is wound around the ferromagnetic component (1).

5. The device according to claim 1, wherein the coil (4, 5) is wound around the magnetic field sensor (6).

6. The device according to claim 1, wherein the coil (4, 5) has a varying number of windings.

7. A method for correcting an effect of an external stress overload (2) affecting a ferromagnetic component (1) wherein the ferromagnetic component has at least one magnetic field (3), the method comprising: providing a magnetic field sensor (6) having at least one coil (4, 5) that is arranged around the magnetic field sensor (6) and/or around the ferromagnetic component (1); and generating an oscillating magnetic field having a magnetic flux density of at least 30 Gauss.

Description

DESCRIPTION OF THE DRAWINGS

[0093] FIG. 1 is a graph showing the effect on a magnetic field of a ferromagnetic component in terms of Gauss levels on the X-Axis and the voltage values (V) of a current in mV (Millivolt) on the Y-axis and including a table of the values shown in the graph.

[0094] FIG. 2 shows a device for correcting the effect of an external stress overload affecting a ferromagnetic component.

[0095] FIG. 3 shows the device for correcting the effect of an external stress overload affecting a ferromagnetic component under the influence of an external magnetic field.

DETAILED DESCRIPTION

[0096] In the FIG. 2 a device 8 is shown for correcting the effect of an external stress overload 2 affecting a ferromagnetic component 1.

[0097] The ferromagnetic component 1 has at least one magnetic field 3.

[0098] In the sectional views of the FIGS. 2 and 3 one coil each is displayed, showing a top cross section 4 of the coil and a lower cross section 5 of the coil. Both cross sections 4, 5 form the coil. Thus, in the following the coil is referred to as coil 4, 5.

[0099] The coil 4, 5 provided in the FIGS. 2 and 3 are arranged around both the magnetic field sensor 6 and around the ferromagnetic component 1.

[0100] The coil 4,5 generate a magnetic field (not shown). The field of the coil 4,5 shown in the FIGS. 2 and 3 respectively, provide an oscillating magnetic field and a magnetic flux density of at least 30 Gauss.

[0101] In the FIG. 3, the ferromagnetic component 1 of the device 8 is displayed in form of a magnetic antenna having at least one magnetic field 3.

[0102] The ferromagnetic component 1 and/or the magnetic field 3 of the ferromagnetic component 1 is set under the influence of an external magnetic field 7 resulting in an external magnetic field influence 2 affecting said ferromagnetic component 1 and/or the magnetic field 3 of the ferromagnetic component 1.

REFERENCES

[0103] 1 Ferromagnetic component [0104] 2 External stress overload [0105] 3 Magnetized region [0106] 4 Coil top cross section [0107] 5 Coil lower cross section [0108] 6 Magnetic field sensor [0109] 7 External magnetic field [0110] 8 Device