A mobile wireless charging transmission and transmission circuit for electric vehicles
A wireless charging and transmission circuit technology, which is applied in the direction of electric vehicle charging technology, electric vehicles, battery circuit devices, etc., can solve problems such as obstacles and achieve cost-saving effects
Active Publication Date: 2019-04-02
XJ POWER CO LTD +3
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Problems solved by technology
At present, the main obstacles to this charging method are control issues and how to cooperate with the front and rear stages to achieve stability.
Method used
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Embodiment Construction
[0014] The present invention will be further described in detail below in conjunction with the accompanying drawings.
[0015] The DC interface input end of the wireless charging transmission transmission circuit is connected with a full-bridge inverter circuit, the output end of the full-bridge inverter circuit is connected in series with a current transformer, a resonant capacitor and a transmitting coil circuit, and the output end of the full-bridge inverter circuit is connected in parallel with a voltage Transformer, the transmitting coil circuit includes at least two parallel transmitting coils, and the transmitting coil is connected in series with the corresponding electronic switch; the wireless charging transmitting and transmitting circuit also includes a controller, and the controller collects the information of the current transformer and the voltage transformer , and the position information of the coil, and control the opening and closing of the full-bridge inverte...
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The invention discloses a mobile wireless charging emission transmission circuit of an electric vehicle. A DC interface input end of the wireless charging emission transmission circuit is connected with a full-bridge inversion circuit, an output end of the full-bridge inversion circuit is connected in series with a current transformer, a resonant capacitor and an emission coil circuit and is connected in parallel with a voltage transformer, the emission coil circuit comprises at least two emission coils connected in parallel, the emission coils are connected in parallel with corresponding electronic switches, the wireless charging emission transmission circuit also comprises a controller, and the controller is used for acquiring information of the current transformer and the voltage transformer and information of the coils and controlling the on / off of the full-bridge inversion circuit and the electronic switches. By the wireless charging emission transmission circuit, the charging information can be detected in real time to control the transmission energy of an emission end, a one-to-many charging mode is realized by a mode of switching a plurality of coils, the cost is greatly reduced, and the control on the stable charging of the electric vehicle on the condition of no contact is achieved.
Description
technical field [0001] The invention belongs to the technical field of electric vehicle wireless charging, and in particular relates to a mobile wireless charging transmitting and transmitting circuit for electric vehicles. Background technique [0002] With the increasing protection of the environment in the world, green and clean energy has become a hot spot in the world today. The development of electric vehicles has become the trend of clean energy today. Therefore, charging electric vehicles is an indispensable link. hotspots. As one of the cutting-edge technologies in the new energy vehicle industry, wireless charging of electric vehicles has broad development prospects for non-contact charging of electric vehicles. [0003] This world-leading high-tech can revolutionize the construction of electric vehicle charging infrastructure, multiply investment efficiency, and solve the problem of building a large number of charging facilities in urban core areas. In the futur...
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IPC IPC(8): H02J50/12H02J7/02B60L53/12
CPCB60L53/12H02J5/005H02J7/025Y02T10/70Y02T10/7072Y02T10/72Y02T90/14
Inventor 张滨黄栋杰陈天锦韩海伦曹亚李彩生邓思维刘振威常志国袁顺刚张博
Owner XJ POWER CO LTD