Conversion device capable of integrating drive and low-voltage battery charging of switch reluctance motor
A conversion device and reluctance motor technology, applied in battery circuit devices, battery/fuel cell control devices, battery/battery traction, etc., can solve the problems of wasting equipment and space, achieve space saving, compact hardware structure, reduce The effect of cost and complexity of the board layout
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Embodiment 1
[0026] A conversion device integrating switched reluctance motor drive and low-voltage battery charging, such as figure 1 As shown, it includes: a high-voltage energy storage module, a drive module, a control module, a DC-DC conversion module, and a low-voltage energy storage module, wherein the high-voltage energy storage module is connected to the drive module, and the drive module is connected to the DC-DC The conversion module is connected, the DC-DC module is connected with the low-voltage energy storage module, and the control module is connected with the drive module and the DC-DC conversion module respectively. The conversion device realizes the multiplexing of the two functions of driving the switched reluctance motor and charging the DC-DC converter.
[0027] The high-voltage energy storage module internally stores energy generated from the grid or other power generation equipment, and is a large-capacity high-voltage energy storage device. The high-voltage energy st...
Embodiment 2
[0032] Circuits for single-phase integrated switched reluctance motor drives and low-voltage battery converters, such as figure 2 shown.
[0033] The high-voltage energy storage module includes a high-voltage battery pack, the drive module includes power electronic switching devices (Q1 and Q2) and semiconductor diodes (D1 and D2), the control module includes a digital processor or a microcomputer processor, the The DC-DC conversion module includes a power electronic switching device (Q3) and a semiconductor diode (D3), and the low-voltage energy storage module includes a low-voltage battery pack. Each module is associated with figure 2 Corresponding to the device in.
[0034] In this embodiment, in the single-phase integrated switched reluctance motor drive and low-voltage battery conversion device, the control module is a digital controller or a microcomputer controller, and the drive module is two power electronic switches (Q1 and Q2) and two freewheeling diodes (D1 an...
Embodiment 3
[0036] Circuits for three-phase integrated switched reluctance motor drives and low-voltage battery converters, such as image 3 shown.
[0037] The high-voltage energy storage module includes a high-voltage battery pack, the drive module includes power electronic switching devices (Q1-Q6) and semiconductor diodes (D1-D6), the control module includes a digital processor or a microcomputer processor, the The DC-DC conversion module includes a power electronic switching device (Qz) and semiconductor diodes (D7-D9), and the low-voltage energy storage module includes a low-voltage battery pack. Each module is associated with image 3 Corresponding to the device in.
[0038] Circuit schematic diagram of three-phase integrated switched reluctance motor drive and low-voltage battery charging conversion device. The whole system is composed of power electronic switching devices and power diodes, capacitors, batteries, motors, power electronic switching device drive boards and contr...
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Abstract
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Application Information
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