Starting power generation system for electric automobile
A technology for starting power generation and electric vehicles, which is applied in the direction of electric vehicles, electric components, battery circuit devices, etc., and can solve problems such as rising costs of permanent magnet motor starting power generation systems, increased manufacturing costs of permanent magnet motors, and difficulty in weakening magnetic field during electric operation. Achieve the effect of simple and reliable structure, low cost and good speed regulation performance
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[0048] The technical scheme of the present invention is described in detail below in conjunction with accompanying drawing:
[0049] The electric vehicle starting and generating system of the present invention includes a starter generator, a starter generator controller and a controller operating power supply, the starter generator is a double salient pole starter generator; the starter generator controller includes:
[0050] A bidirectional power conversion circuit connected to the output end of the doubly salient starter generator;
[0051] an excitation current detection unit for detecting the excitation current of the doubly salient starter generator;
[0052] An output current detection unit and an output voltage detection unit respectively used to detect the current and voltage output by the doubly salient starter generator after being transformed by the bidirectional power conversion circuit;
[0053] A position and speed detection unit for detecting the position and s...
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