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 1D. Van Nostrand Company, 1906 |
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Сторінка
... MACHINES . CHAPTER XVII . CONSTRUCTION OF DYNAMO - ELECTRIC MACHINES . CHAPTER XVIII . 204 220 240 255 267 TYPICAL FORMS OF DYNAMO - ELECTRIC MACHINES FOR ELECTRIC LIGHTING ... 339 CHAPTER XIX . THE PRACTICAL MANAGEMENT OF DYNAMO ...
... MACHINES . CHAPTER XVII . CONSTRUCTION OF DYNAMO - ELECTRIC MACHINES . CHAPTER XVIII . 204 220 240 255 267 TYPICAL FORMS OF DYNAMO - ELECTRIC MACHINES FOR ELECTRIC LIGHTING ... 339 CHAPTER XIX . THE PRACTICAL MANAGEMENT OF DYNAMO ...
Сторінка 1
... machines driven by steam or gas engines or water - wheels are almost universally employed . 2. Means for transmitting ... machine is so long that it is usu- ally and almost unavoidably shortened into " dynamo , " which 1 has exactly the ...
... machines driven by steam or gas engines or water - wheels are almost universally employed . 2. Means for transmitting ... machine is so long that it is usu- ally and almost unavoidably shortened into " dynamo , " which 1 has exactly the ...
Сторінка 8
... machine was made by Otto von Guericke , about the middle of the seventeenth century , that the sparks produced were sufficiently powerful and frequent to be looked upon as even the germ of the electric light . In fact , the duration of ...
... machine was made by Otto von Guericke , about the middle of the seventeenth century , that the sparks produced were sufficiently powerful and frequent to be looked upon as even the germ of the electric light . In fact , the duration of ...
Сторінка 10
... machine , or mechanical generator of electricity , from which has been evolved the modern dynamo - electric machine . The most notable of the first machines . were those of Dal Negro , † Pixii , ‡ Saxton ( 1833 ) , § and Clarke ( 1835 ) ...
... machine , or mechanical generator of electricity , from which has been evolved the modern dynamo - electric machine . The most notable of the first machines . were those of Dal Negro , † Pixii , ‡ Saxton ( 1833 ) , § and Clarke ( 1835 ) ...
Сторінка 11
... machine itself , being what is now called separately excited . Brett , in 1848 , suggested that the permanent magnetism in a magneto machine might be in- creased by the current of the machine itself . Sinsteden inde- pendently made a ...
... machine itself , being what is now called separately excited . Brett , in 1848 , suggested that the permanent magnetism in a magneto machine might be in- creased by the current of the machine itself . Sinsteden inde- pendently made a ...
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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 |
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alternating current amount ampere-hours ampere-turns amperes apparatus arc lamps armature core arrangement belt boiler booster brushes carbon cause cell cent centimeters centrifugal force charge circuit cloth coal coils commutator condensation conductors connected consists construction copper cut-off cylinder diameter direct direct current direct-current discharge dynamo effect efficiency Elec electric lighting electric-lighting electrolyte employed fact feet field-magnet flux density fly-wheel force fuel gas-engine governor heat hence incandescent lamps inch inductors insulation iron latter lines load machine machinery magnetic magnetic circuit mechanical mercurous sulphate motors multipolar obtained operated ordinary pipe piston plant plates pole-pieces poles practically pressure produced pulley represented in Fig resistance revolutions per minute ring shaft short-circuited shown in Fig shunt speed square steam steam-engine storage battery stroke sulphate supply surface switch temperature tion tubes turbine usually valve voltage voltmeter volts water-tube boilers weight wheel winding wire zinc sulphate
Популярні уривки
Сторінка 22 - As a unit of resistance, the international ohm, which is based upon the ohm equal to 10" units of resistance of the CGS system of electromagnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521 grams in mass, of a constant cross-sectional area and of the length of 106.3 centimetres.
Сторінка 483 - Illustrated. 8vo, cloth. $2.00. Elements of Electric Lighting, including Electric Generation, Measurement, Storage, and Distribution. Tenth Edition, fully revised and new matter added. Illustrated. 8vo, cloth. $1.50. Power Transmitted by Electricity and Applied by the Electric Motor, including Electric Railway Construction.
Сторінка 23 - ... As a unit of electromotive force, the international volt, which is the electromotive force that, steadily applied to a conductor whose resistance is one international ohm, will produce a current of one international ampere...
Сторінка 483 - ABBOTT, AV The Electrical Transmission of Energy. A Manual for the Design of Electrical Circuits.