3. Converting mechanical energy into electrical energy
The conversion of mechanical energy into electrical energy is based on the inverse effect of the previous one, as seen in paragraph 2 . Thus, the DC machine can operate as a generator and send electrical energy back to the grid. Similarly, the synchronous machine is an alternator when it operates as a generator....
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Converting mechanical energy into electrical energy
Converting mechanical energy into another form of mechanical energy
Economic data
1. Worldwide production
The permanent magnet market was estimated at US$4.4 billion in 1998, over US$5 billion in 2000 and US$8 billion in 2007. It should continue to grow, reaching US$11 billion in 2010.
With their modest magnetic performance but low cost, ferrites remain the magnet family that dominates the world market, both in terms of tonnage (90%) and sales (around half of the global...
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