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Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically.

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Presentation on theme: "Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically."— Presentation transcript:

1 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The sketch map of the magnetically suspended motor Figure Legend:

2 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The rotor displacements with run-up test before and after balancing of the second bending mode Figure Legend:

3 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The saturation characteristics of the amplifier current Figure Legend:

4 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The rotor finite element model with n segments Figure Legend:

5 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The first three bending mode shape of the flexible rotor Figure Legend:

6 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The block diagram of the rotor-MB system Figure Legend:

7 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 Schematic diagram of switching power amplifier Figure Legend:

8 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 Bode plots of power amplifier from amplifier reference input to AMB amplifier current output Figure Legend:

9 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The first two bending mode shape of the flexible rotor Figure Legend:

10 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The sketch map of the mode separation method Figure Legend:

11 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The complete control system with mode separation method Figure Legend:

12 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The experimental system of the magnetically suspended motor. (1) Magnetically suspended motor, (2) rotor, (3) power supply 48 V, (4) power supply 90 V, (5) control system and power amplifier, (6) oscilloscope, and (7) UPS. Figure Legend:

13 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The experiment of mode separation method at Ω = 192 Hz (ε = 50). (a) Original displacement signal h ax and rotation speed synchronous signals S ax. (b) Original displacement signal h bx and rotation speed synchronous signals S bx. (c) First bending mode displacements S ax1 and S bx1 extracted from original displacement signal. (d) Second bending mode displacements S ax1 and S bx1 extracted from original displacement signal. Figure Legend:

14 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The rotor displacements amplitude in run-up experiment. (a) The displacements amplitude of ax direction of the rotor and (b) the displacements amplitude of bx direction of the rotor. Figure Legend:

15 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The amplifier current amplitude in run-up experiment. (a) The current amplitude of ax direction of the rotor and (b) the current amplitude of bx direction of the rotor. Figure Legend:

16 Date of download: 5/30/2016 Copyright © ASME. All rights reserved. From: Active Vibration Control of the Flexible Rotor in High Energy Density Magnetically Suspended Motor With Mode Separation Method J. Eng. Gas Turbines Power. 2015;137(8):082503-082503-10. doi:10.1115/1.4029372 The rotor displacements and amplifier currents in run-up experiment before and after using mode separation method Figure Legend:


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