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[pdf] Permanent magnet motors (PMMs), especially permanent magnet synchronous motors (PMSMs), have become a game-changer in air compressor systems. These motors use strong rare earth magnets, like neodymium-iron-boron (NdFeB), to make a steady magnetic field.
[pdf] When you turn on the engine, the battery powers the pistons in the cylinder up and down. The pistons push the air through the cylinders, into a combustion chamber where it is compressed. Compression f.
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