Electricity Meters: A Treatise on the General Principles, Construction, and Testing of Continuous Current and Alternating Current Meters, for the Use of Electrical Engineers and StudentsC. Griffin, limited, 1906 - 323 Seiten |
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Ergebnisse 1-5 von 54
Seite 3
... increased . The advantage of the same meter being suitable for both alternating and direct current is one which , at the present day , is of very little value , as continuous current commutator motor meters , without iron in the field ...
... increased . The advantage of the same meter being suitable for both alternating and direct current is one which , at the present day , is of very little value , as continuous current commutator motor meters , without iron in the field ...
Seite 6
... increased by 2 tan , e.g. at full load the error must not exceed + or An approved meter , on the other hand , at full load must variation from accuracy than + or ( 6.6 % +2 tan ) . not have a greater current , and + or for the other ...
... increased by 2 tan , e.g. at full load the error must not exceed + or An approved meter , on the other hand , at full load must variation from accuracy than + or ( 6.6 % +2 tan ) . not have a greater current , and + or for the other ...
Seite 8
... increasing or decreasing the magnetic reluctance of this alternative magnetic circuit , the brake field will be increased and the speed of the meter decreased , or the brake field will be weakened , and the speed correspondingly increased ...
... increasing or decreasing the magnetic reluctance of this alternative magnetic circuit , the brake field will be increased and the speed of the meter decreased , or the brake field will be weakened , and the speed correspondingly increased ...
Seite 10
... increasing the weight of the mov- ing element . This method is not very satisfactory in operation , as the meter is less responsive to small differences in the current flowing in the circuit than one which has an equal ratio of torque ...
... increasing the weight of the mov- ing element . This method is not very satisfactory in operation , as the meter is less responsive to small differences in the current flowing in the circuit than one which has an equal ratio of torque ...
Seite 11
... increased . On the other hand , the weight of the revolving element must not be made too light , as a sudden heavy ... increases in friction , which cannot be completely excluded when a meter is in use , become of relatively small value ...
... increased . On the other hand , the weight of the revolving element must not be made too light , as a sudden heavy ... increases in friction , which cannot be completely excluded when a meter is in use , become of relatively small value ...
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Electricity Meters: A Treatise on the General Principles, Construction, and ... Henry G. Solomon Keine Leseprobe verfügbar - 2015 |
Electricity Meters, a Treatise on the General Principles, Construction, and ... Henry G Solomon Keine Leseprobe verfügbar - 2016 |
Häufige Begriffe und Wortgruppen
adjustment air-gap alternating current aluminium ammeter ampere-hour amperes angle armature armature disc Aron axle brushes C₁ C₂ CHARLES GRIFFIN choking coil clock coin commutator connected consists continuous current counter Crown 8vo current flowing cyclometer diagram dial direct current driving torque EDITION electrical electricity meter electro-magnet electrolytic energy meter Engineer equation EXETER STREET friction full load Fully Illustrated gear Handsome Cloth hour meter induction meter instrument integrating train iron jewel bearing Large 8vo lever magnetic field main current coils manufactured maximum demand mechanism mercury meter proper meter spindle method motor meter mounted obtained pendulum permanent magnet phase pivot Plates poles position power factor pressure circuit proportional revolutions revolving element rotates series coils shaft shown shunt coil shunt flux shunt magnet Siemens-Schuckert single-phase speed spring supply mains switch tariff terminals testing three-wire units consumed V₁ V₂ voltage volts watt-hour meter wattmeter watts wheel winding wire
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