Vehicle-mounted direct current/direct current converter system
A technology of converters and transformers, which is applied in the field of vehicle-mounted DC/DC converter systems, can solve problems that do not involve high-current heat dissipation on PCB circuit boards, and do not involve heat dissipation solutions, etc., and achieve volume reduction, rapid production, and simplified winding. The effect of wire craft
Pending Publication Date: 2017-08-04
刘孝涛
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Problems solved by technology
[0002] Most of the design schemes involving low-voltage and high-current, such as the output terminal or power device of the existing DC converter, describe the circuit design or control strategy, see the patent "a bidirectional DC-DC converter" with the application number CN01132209. Patent No. CN200710124892.6 "A DC Converter", Patent Application No. CN201210002151.1 "An Isolated DC Bidirectional Converter" and Patent No. CN201310637120.8 "A Double Transformer Series-Parallel Isolation type soft-switching DC converter and its control method”, none of which involve the solution designed for the high-current heat dissipation problem of the PCB circuit board, especially the heat dissipation solution in the vehicle environment
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[0029] The following will combine Figure 1 to Figure 9 The vehicle-mounted DC / DC converter system provided by the present invention is described in detail, which is an optional embodiment of the present invention. It can be considered that those skilled in the art can modify and modify it within the scope of not changing the spirit and content of the present invention. polish.
[0030] Please refer to Figure 1 to Figure 9 , the present invention provides a vehicle-mounted DC / DC converter system, including an input filter circuit, an inverter circuit, a first drive circuit, a transformer, a rectifier circuit, an output filter circuit and a power controller circuit;
[0031] The input filter circuit is connected to the input connector, the first drive circuit is controlled by the power controller circuit to drive the inverter circuit to work, and the input filter circuit is connected to the first inverter circuit of the transformer through the inverter circuit. side, the sec...
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The present invention provides a vehicle-mounted direct current / direct current converter system. According to the vehicle-mounted direct current / direct current converter system, an input filtering circuit, an inversion circuit, a first driving circuit, a transformer, a rectifying circuit, an output filtering circuit and a power source controller circuit are arranged in M PCBs; a thick copper PCB is adopted as the winding of the transformer; if the output filtering circuit comprises an output filtering inductor, the thick copper PCB is adopted as the winding of the output filtering inductor; the inversion circuit comprises at least one first power switch tube which is controlled by the first driving circuit so as to realize the on-off of the inversion circuit.
Description
technical field [0001] The present invention relates to the vehicle field, in particular to a vehicle DC / DC converter system. Background technique [0002] Most of the design schemes involving low-voltage and high-current, such as the output terminal or power device of the existing DC converter, describe the circuit design or control strategy, see the patent "a bidirectional DC-DC converter" with the application number CN01132209. Patent No. CN200710124892.6 "A DC Converter", Patent Application No. CN201210002151.1 "An Isolated DC Bidirectional Converter" and Patent No. CN201310637120.8 "A Double Transformer Series-Parallel Isolation Type soft-switching DC converter and its control method", none of which involve the design of solutions for the high-current heat dissipation of PCB circuit boards, especially the heat dissipation solutions in the vehicle environment. Contents of the invention [0003] The technical problem to be solved by the invention is how to realize the ...
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Login to View More IPC IPC(8): H02M3/28H05K7/20
CPCH02M3/28H05K7/2089H02M1/0054
Inventor 庞方杰王兴
Owner 刘孝涛