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The effect of power factor on the accuracy of integrating wattmeters (1908)

Bradshaw, Percy Belmont, Hobbs, Horace Gaylord · leaf 20

An illustration from The effect of power factor on the accuracy of integrating wattmeters, 1908, leaf 20
ough series coils of meter.^ = Angle of phase difference between E and I.6 = Angle between E^ and I *p = Angle between E,_ and E * ^ nysteretic angle*^ - Magnetic flux due to current element*T- Torque.K ~ Constant. n = Muraber of turns in current coil. Number of turns in pressure coil.§ =• Magnetic… … 7 SANGAMO INTEGRATING WATTMETER.ALTERNATING CURRENT.—TYPE E.VOLTS 110-AK(PERES 10-CYCLES 60. This meter is based upon the principle of theFaraday disc, with such additions and modifications asrequired for operation as a wattmeter.

Electric meters · Electricity · Watt-hour meter · Theses

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