Electricians' operating and testing manual; (1910)
Horstmann, Henry C. [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] joint author · Chicago, F. H. Drake & co · leaf 159
ways the same. Transformers 157 The losses in the transformer are due: First, to theohmic resistance of the coils; second, to inefficiency ofthe magnetic circuit provided by the iron core; thirdto eddy or foucault currents generated in the ironcore and also in the copper wires themselves (this… … Figure 101 The losses due to ohmic resistance can be reduced byusing larger wire of higher conductivity. The lossesdue to foucault currents are kept at a minimum bylaminating the iron core of the transformer. Sincefoucault currents are induced by lines of force whichact at right angles to the…
Electrical engineering · Electric testing
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