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High-reliability energy storage flywheel magnetic bearing digital control system

A technology for energy storage flywheels and control systems, applied in general control systems, control/regulation systems, bearings, etc., can solve the problems of complex hardware control circuits, high power consumption of control systems, and low system integration, and achieve saving interface circuits The effect of design, code saving, and simple hardware circuit structure

Active Publication Date: 2011-04-13
北京奇峰聚能科技有限公司
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AI Technical Summary

Problems solved by technology

[0004] The technical problem of the present invention is: it is mainly used to solve the problem of low system integration, complex hardware control circuit, large control board volume and control system power caused by the separation of the core processor and peripheral chips in the magnetic suspension energy storage flywheel magnetic bearing digital control system. To solve the problem of high power consumption, provide a digital control device for magnetic suspension energy storage flywheel magnetic bearing with simple hardware design, high integration and stability

Method used

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  • High-reliability energy storage flywheel magnetic bearing digital control system
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  • High-reliability energy storage flywheel magnetic bearing digital control system

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Embodiment Construction

[0025] Such as figure 1 As shown, the present invention includes an interface circuit 5 , a DSP system 1 , a magnetic bearing power module 2 , a sensor circuit 4 , and a magnetic levitation energy storage flywheel system 3 . The interface circuit 5 includes a displacement sensor interface circuit 12, a magnetic bearing current sensor interface circuit 11, and a rotor position signal interface circuit 16; the magnetic bearing power module 2 includes a magnetic bearing high-speed photoelectric isolation circuit 6, a magnetic bearing pulse protection drive circuit 7, and a magnetic bearing The full-bridge transducer circuit 8 ; the sensor circuit 4 includes a magnetic bearing current sensor 9 , a rotor displacement sensor 10 , and a magnetic levitation rotor position sensor 15 . The sensor circuit 4 is connected to the DSP system 1 through the interface circuit 5, and the DSP system 1 obtains the magnetic bearing rotor displacement signal, the magnetic bearing coil current signal...

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Abstract

The invention provides a high-reliability energy storage flywheel magnetic bearing digital control system, which is a device capable of controlling an electromagnetic bearing of a magnetic suspension energy storage flywheel. The system mainly comprises an interface circuit, a DSP (digital signal processor) system, a magnetic bearing control power module, a magnetic suspension energy storage flywheel system and a sensor circuit, wherein the DSP system acquires a magnetic bearing rotor displacement signal, a speed signal and data such as magnetic bearing coil current through the interface circuit; and the DSP system actively controls the electromagnetic bearing according to the magnetic bearing rotor displacement signal, the magnetic bearing coil current and the speed signal. The invention realizes the integrated design of a magnetic bearing digital controller, so that the integration degree of a magnetic suspension energy storage flywheel system controller is greatly improved, the volume and weight are reduced, the power consumption of the controller is reduced and the reliability of the controller is improved.

Description

technical field [0001] The invention relates to an integrated, highly reliable digital control device for a magnetic bearing of a magnetic suspension energy storage flywheel, which is used for actively controlling the magnetic bearing system of a magnetic suspension energy storage flywheel, and is especially suitable for occasions such as low power consumption, high reliability, and high integration. Background technique [0002] Magnetic levitation energy storage flywheel is a new generation of physical energy storage device, which has the advantages of high power, high energy storage density, green environmental protection, strong anti-interference and fast response, and has been gradually applied in the world, and It will surely become the preferred energy storage method for a new generation of large-scale energy storage devices in my country. [0003] At present, the electromagnetic bearing control of the maglev energy storage flywheel system is controlled by a core proce...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16C32/04G05B19/042
Inventor 蒋涛
Owner 北京奇峰聚能科技有限公司
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