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Dual-redundancy 270V high-voltage high-power load monitoring device

A high-power load and load monitoring technology, applied in the direction of output power conversion device, circuit layout on the support structure, cooling/ventilation/heating transformation, etc., can solve the problems of insufficient driving technology and poor heat dissipation

Active Publication Date: 2021-05-18
CHINA AEROSPACE TIMES ELECTRONICS CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In order to overcome the deficiencies in the prior art, the inventors have carried out intensive research and provided a dual-redundancy 270V high-voltage high-power load monitoring device, which is used for high-voltage, high-power power distribution, and solves the lack of driving technology and poor heat dissipation problem, thereby completing the present invention

Method used

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  • Dual-redundancy 270V high-voltage high-power load monitoring device

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Embodiment

[0036] The double redundancy 270V high-voltage high-power load monitoring device of the present invention includes an upper shell 1, a first load monitoring unit 2, a partition 3, a second load monitoring unit 4 and a lower shell 5, the upper shell 1 and the partition The first load monitoring unit 2 is installed in the upper structure formed by the plate 3, the second load monitoring unit 4 is installed in the lower structure formed by the lower shell 5 and the partition plate 3, and the heat dissipation unit is installed in the upper shell 1 and the lower shell 5. The plate, together with the separator 3, promotes heat dissipation.

[0037] Both the first load monitoring unit 2 and the second load monitoring unit 4 include a high-power drive circuit installed on a printed board, and the drive circuit includes an isolated power supply, a boost device, a driver chip and a power MOSFET, and the driver chip and the power MOSFET A resistor R1, a resistor R2 and a resistor R3 are ...

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Abstract

The invention provides a dual-redundancy 270V high-voltage high-power load monitoring device, which comprises an upper-layer shell, a first load monitoring unit, a partition plate, a second load monitoring unit and a lower-layer shell, and is characterized in that the first load monitoring unit and the second load monitoring unit are of dual-redundancy design; a supporting structure extending to the middle of the shell and used for fixing a printed board of the first load monitoring unit are processed on a side plate, close to the partition plate, of the upper-layer shell; the partition plate is in direct contact with the power device on the printed board to implement heat conduction; a supporting structure extending towards the middle of the shell is processed on a side plate, close to a bottom plate, of the bottom of the lower-layer shell and used for fixing a printed board of the second load monitoring unit, and the bottom plate of the lower-layer shell is in direct contact with a power device on the printed board to implement heat conduction; and the first load monitoring unit and the second load monitoring unit control the power distribution switch by adopting a driving circuit with controllable on-off time. The load monitoring device is used for high-voltage and high-power distribution, and solves the problems of insufficient driving technology and poor heat dissipation capability.

Description

technical field [0001] The invention belongs to the technical field of high-voltage load monitoring, and relates to a load monitoring device, in particular to a dual-redundancy 270V high-voltage and high-power load monitoring device. Background technique [0002] Up to now, high-voltage, high-power load monitoring devices are still blank due to the shortcomings of drive technology and heat dissipation technology. There is a large demand for high-voltage, high-power load monitoring devices for heavy-duty vehicles and large drones, and there is an urgent need to solve high-voltage, high-power load monitoring devices. The drive and heat dissipation problems of high-power load monitoring devices have created a monitoring unit that can be used for high-voltage, high-power loads. Contents of the invention [0003] In order to overcome the deficiencies in the prior art, the inventors have carried out intensive research and provided a dual-redundancy 270V high-voltage high-power l...

Claims

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Application Information

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IPC IPC(8): H05K7/02H05K7/20H02M1/08H02M1/34
CPCH05K7/02H05K7/205H05K7/20509H02M1/08H02M1/34
Inventor 王爽徐璐杨帆张颖赵朱千里赵朋波赵英凯唐侃
Owner CHINA AEROSPACE TIMES ELECTRONICS CORP
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