Guineafowl's latest activity
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GGuineafowl posted the thread Digital phase converters for running 3-phase motors in Electrical Engineering.To be clear, I’m not asking about variable frequency drives (VFDs, inverter drives). These rectify the 1-phase onto a DC bus, then use...
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GGuineafowl replied to the thread Does anaesthetic unconsciousness = restorative sleep?.Broadly speaking, the answer to the OP is ‘no’. Sleep is an active process. If you’re interested, try the pop-sci book Why We Sleep by...
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GGuineafowl replied to the thread Vacuum cleaner series universal motor triac control board.They chop out varying amounts of the leading edge of the sine wave. Perhaps your speed controller/motor combo was never designed to pass...
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GGuineafowl replied to the thread Spain’s power outage.As a politician might say, I ‘mis-spoke’! I thought tonne and wrote kg. 350 kg is ridiculous - I’ve got woodworking machines heavier...
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GI found this document, may be interesting to some. https://docs.nrel.gov/docs/fy20osti/73856.pdf They give inertia in terms of the...
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GThe beat frequency causes the destruction of the generators.
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GGuineafowl replied to the thread Spain’s power outage.Thanks. Scanning through that, what strikes me is the amount of redaction, which suggests some political or security-related...
