t therewould be no effect due to hysteresis. Also the value ofwould be the same for the same values of load regardless ofthe power factor* Referring to the vector •diagram, the impressedpressure and Et the usefule.m.f. which differs fromE, by the angle due tothe I R drop in the windings* r The flux… … 62 But the torque is equal to KI $ Cos((|>-»-(9). when B is constantfor any given load. Now in order to correctly register thewatte passing through the circuit the torque ought to equalKI $Cos(J) • The probable effect of this constant angle fordifferent phase angles on the accuracy of the meter…
Electric meters · Electricity · Watt-hour meter · Theses
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