Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise on the care and management of steam engines, boilers and electric machinery (1922)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1243
s in the coil during the time thebrush holds it on short circuity without appearing in theouter circuit, and is therefore a dead loss. It furthermore 1208 Steam Engineering tends to heat the coils. Because two of the coils are nearlyalways on short circuit in this way^ the loss and the heatingare… … Fig. 535 860. Are there any more reasons why large coils areobjectionable? Ans. Another reason why large coils in an armatureare objectionable can best be understood by reference toFig. 535. A simple dynamo such as is depicted in thisfigure delivers a current graphically illustrated by Fig. 536.It…
