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On-line electric automobile power supply system based on wireless power transmission technique

A technology of wireless power transmission and electric vehicles, applied in electric vehicle charging technology, electric vehicles, electromagnetic wave systems, etc.

Inactive Publication Date: 2015-02-04
TIANJIN POLYTECHNIC UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the research on magnetic coupling resonant power transmission technology is still in its infancy, mainly focusing on the improvement of system performance and application research in special occasions.

Method used

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  • On-line electric automobile power supply system based on wireless power transmission technique
  • On-line electric automobile power supply system based on wireless power transmission technique
  • On-line electric automobile power supply system based on wireless power transmission technique

Examples

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Embodiment Construction

[0018] An electric vehicle online power supply system based on the wireless power transmission technology of the present invention will be described in detail below in conjunction with the embodiments and the accompanying drawings.

[0019] like figure 1 As shown, an electric vehicle online power supply system based on wireless power transmission technology in the present invention is provided with a power supply unit (1) to provide input power for the power supply system; a rectification and filtering module (2) converts the alternating current input by the power supply unit into direct current The chopping power oscillation circuit (3) is used to convert the direct current input by the rectification and filtering module into an alternating current that meets the load power requirements; the electromagnetic field transmitting line (4) is used to transmit the alternating electromagnetic field generated by the chopping power oscillation circuit , the resonant frequency of the t...

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Abstract

The invention relates to an on-line electric automobile power supply system based on a wireless power transmission technique. The on-line electric automobile power supply system mainly comprises a power supply unit (1), a rectification-filtration module (2), a chopping power oscillating circuit (3), an electromagnetic field emitting circuit (4), an electromagnetic field receiving coil (5), a rectification-filtration-chopping module (6), an energy storage module (8) and an electric automobile (9). According to the on-line electric automobile power supply system, the importance of electric energy in the modern life is adequately embodied, a transmission method of the electric energy is further expanded, a low-carbon and environment-friendly electric automobile power supply mode is designed, the defects of long charging time and short endurance mileage and short battery life in an existing electric automobile power supply mode are avoided, and meanwhile, the weight of the electric automobile is greatly reduced. By virtue of the charging manner, the convenience is provided for the further generalization of the electric automobile.

Description

technical field [0001] Wireless power transmission technology is currently one of the most active hot research directions in the field of electrical engineering. It integrates basic research and applied research. And cutting-edge topics, covering electromagnetic fields, power electronics technology, power systems, control technology, physics, materials science, information technology and many other technical fields. The wireless power supply method can effectively overcome various defects in the wire connection method and realize the free power supply of electronic appliances, which has important application expectations and broad development prospects. [0002] The present invention relates to an electric vehicle online power supply system based on wireless power transmission technology, which relates to a convenient, stable, safe and reliable wireless power transmission electromagnetic resonance coupling technology, and provides a technical model for wireless power supply of...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J7/02H02J17/00B60L11/18H02J50/12
CPCB60L53/12H02J5/005Y02T10/70Y02T10/7072Y02T10/72Y02T90/14
Inventor 薛明杨庆新张献李阳
Owner TIANJIN POLYTECHNIC UNIV
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