What main shaft high speed changes is transitional

The graph is shown 1 times in be the machinery that each JIMTOF exhibited in the past, the metabolic circumstance of the top rotate speed of main shaft. To eleventh till the machine that top rotate speed exceeds 10000r/min has hardly....

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System of drive of switch magnetoresistive electric machinery broke traditional

System of drive of electric machinery of new generation drawingAfter from 20 centuries system of drive of electric machinery of magnetoresistive of 80 time switch comes out, the electric machinery that broke a tradition devises theory...

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System of timing of switch magnetoresistive electric machinery (abbreviation SRD

System of timing of switch magnetoresistive electric machinery (abbreviation SRD system) it is system of a kind of new-style stepless communication timing, it holds the good point that falls dc timing system concurrently, structure of...

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The characteristic of frequency conversion electromotor

1, electromagnetism design To common asynchronous electromotor, the performance data that when be being designed again, basically considers is the overload ability, function that start, efficiency and power factor. And frequency co...

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Private cable of wind- driven generation set uses production of German DINVDE st

This cable can satisfy environmental temperature - ℃ of 45 ℃ ~ 110, moving temperature - ℃ of 40 ℃ ~ 110; Cable lays temperature not under - 30 ℃ ; Electric power radius of bend: Fixed installation is not less than 4 times of...

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Device of siphon loop waterpower wins patent

According to introducing, device of siphon loop waterpower carries out means specificly, it is to use join of bucket of 3 useless old benzine to rise regard cistern as the part intermediate, make become an upper cistern, the one end t...

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The problem of the efficiency of electromotor and temperature rise

No matter the transducer of the sort of form, all produce the harmonic voltage of different level and electricity in move, make electromotor moves below blame sine voltage, electric current. Refus data introduces, it is with the s...

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Common asynchronous electromotor is designed by constant frequency constant volt

Common asynchronous electromotor is designed by constant frequency constant voltage, get used to the requirement of frequency control completely impossibly. It is the transducer influence to electric machinery below1, the problem of t...

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