Electric Lighting: A Practical Exposition of the Art, for the Use of Engineers, Students, and Others Interested in the Installation Or Operation of Electrical Plants, Том 1Van Nostrand, 1896 |
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Сторінка 12
... core , was at the time of its invention a decided improvement over the bobbin forms of armature then in use in regard to mechanical construction and compactness ; but in its magnetic and electrical action it is radically imperfect ...
... core , was at the time of its invention a decided improvement over the bobbin forms of armature then in use in regard to mechanical construction and compactness ; but in its magnetic and electrical action it is radically imperfect ...
Сторінка 62
... core bored along the axis Add inch boards in cold locations Rafters 10 ft . on centers Iren Angle -13-0 Ventilation 3 Plank 14 floor boards Floor beams 10'x 13 " Iron Pintle Iron Plate Splined Floor beams 10 ft . on centers 16 Wall ...
... core bored along the axis Add inch boards in cold locations Rafters 10 ft . on centers Iren Angle -13-0 Ventilation 3 Plank 14 floor boards Floor beams 10'x 13 " Iron Pintle Iron Plate Splined Floor beams 10 ft . on centers 16 Wall ...
Сторінка 82
... core of iron surrounded by a coil be connected to a magnet by means of thin strips of iron or nickel , a current is gener- ated in the coil of wire when the strips are alternately heated and cooled , because the lines of force are first ...
... core of iron surrounded by a coil be connected to a magnet by means of thin strips of iron or nickel , a current is gener- ated in the coil of wire when the strips are alternately heated and cooled , because the lines of force are first ...
Сторінка 229
... core is made in the form of a ring , with a comparatively small radial thickness , in order to reduce the weight of iron required . Nevertheless , the frame , shaft , bearings , and other parts of such a machine are necessarily heavier ...
... core is made in the form of a ring , with a comparatively small radial thickness , in order to reduce the weight of iron required . Nevertheless , the frame , shaft , bearings , and other parts of such a machine are necessarily heavier ...
Сторінка 267
... cores , and forms with them the " horseshoe " type of magnet . The extremities of the magnet are provided with pole - pieces PP , which are bored out or shaped to receive the armature , which consists of the armature core a and armature ...
... cores , and forms with them the " horseshoe " type of magnet . The extremities of the magnet are provided with pole - pieces PP , which are bored out or shaped to receive the armature , which consists of the armature core a and armature ...
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Electric Lighting: A Practical Exposition of the Art, for the Use of ..., Том 2 Francis Bacon Crocker Попередній перегляд недоступний - 2016 |
Загальні терміни та фрази
accumulator action advantage alternating current ampere ampere turns ampere-hours apparatus arc lamps armature arrangement battery belt boiler brushes carbon cast iron cause cell cent central stations centrifugal centrifugal force charge circuit coal coils commutator condensation conductors connected considerable consists construction copper core cylinder diameter direct coupling direct current direct-current discharge dynamo effect efficiency Elec electric lighting electric-lighting plant Electrical Engineer employed fact feet field-magnet flux fly-wheel force gas-engine governor heat horse-power incandescent lamps increase inductors insulation iron isolated plants latter Lightning-Arrester load machine machinery magnetic mechanical mercurous sulphate motor objectionable obtained ordinary piston plates pole-pieces practically pressure produced pulley reduced resistance revolutions per minute shaft short circuit short-circuited shown in Fig speed square inch steam steam-engine stroke sufficient sulphate supply surface switch temperature tion tubes turbine usually valve voltage volts weight wheel winding wire zinc zinc sulphate
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