Power electronic technology teaching experiment instrument
An experimental instrument and power electronic technology, which is applied in the field of power electronic technology teaching experimental instruments, can solve the problems of inconvenient adjustment of the control angle of the thyristor, unstable work, danger of students' experiments, etc., and achieves convenient and intuitive adjustment of the control angle. Portability and improved safety effects
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[0030] The principles and features of the present invention are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the present invention, and are not intended to limit the scope of the present invention.
[0031] Such as figure 1 As shown, a power electronics technology teaching experiment instrument, including AC-DC conversion circuit, DC-AC inverter circuit, 12V and 5V conversion circuit, single-chip microcomputer and drive circuit, thyristor and load circuit, key display screen;
[0032] The AC-DC conversion circuit is used to convert 220V AC mains power into 36V DC power;
[0033] The DC-AC inverter circuit is used to invert the 36V direct current output by the AC-DC conversion circuit into a 36V alternating current, and provide it to the thyristor and the load circuit;
[0034] The 12V and 5V conversion circuit is used to convert the 36V direct current output by the AC-DC conversion circuit into 12V direct curre...
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