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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Seite 7
... rotates between the pole - pieces of the permanent magnet , forming the usual magnetic brake , varies as the square of the magnetic induction in the air - gap between the poles . The retarding torquet may be expressed mathematically as ...
... rotates between the pole - pieces of the permanent magnet , forming the usual magnetic brake , varies as the square of the magnetic induction in the air - gap between the poles . The retarding torquet may be expressed mathematically as ...
Seite 22
... rotates between the poles of a permanent magnet . Foucault or eddy currents are induced in the disc as it rotates in the magnetic field , and the interaction between these eddies and the magnet exerts the resisting torque , which varies ...
... rotates between the poles of a permanent magnet . Foucault or eddy currents are induced in the disc as it rotates in the magnetic field , and the interaction between these eddies and the magnet exerts the resisting torque , which varies ...
Seite 33
... rotates in a magnetic field produced either by a permanent magnet or by an electro - magnet , usually in series with the armature . In both cases the current delivered to the installation flows either entirely or in part through the ...
... rotates in a magnetic field produced either by a permanent magnet or by an electro - magnet , usually in series with the armature . In both cases the current delivered to the installation flows either entirely or in part through the ...
Seite 34
... field is completed through the air - gap in which the aluminium brake disc O rotates , the upper pole - pieces E E , and the bridge - pieces G. The lines of force constituting the driving field of the meter pass. 34 ELECTRICITY METERS .
... field is completed through the air - gap in which the aluminium brake disc O rotates , the upper pole - pieces E E , and the bridge - pieces G. The lines of force constituting the driving field of the meter pass. 34 ELECTRICITY METERS .
Seite 43
... rotates in the air - gap between the poles and embraces the fixed iron core . It is former wound and connected to a four - part commutator . The whole revolving element is mounted on a vertical spindle , which runs in a sapphire jewel ...
... rotates in the air - gap between the poles and embraces the fixed iron core . It is former wound and connected to a four - part commutator . The whole revolving element is mounted on a vertical spindle , which runs in a sapphire jewel ...
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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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