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 2
... elec- tric lighting are practically the same as those used for other purposes , except that it is especially important that they should be very constant in speed . Steam and gas engines and water - wheels being practically the only ...
... elec- tric lighting are practically the same as those used for other purposes , except that it is especially important that they should be very constant in speed . Steam and gas engines and water - wheels being practically the only ...
Сторінка 6
... elec- tric light over gas are similar in character to , and fully as great in degree as , the advantages of gas over oil ; and this applies to the Welsbach burner and acetylene gas as well as to ordinary illuminating - gas . The ...
... elec- tric light over gas are similar in character to , and fully as great in degree as , the advantages of gas over oil ; and this applies to the Welsbach burner and acetylene gas as well as to ordinary illuminating - gas . The ...
Сторінка 7
... elec- tric light is introduced instead of gas , that this is the reason , and not because it is expected to be cheaper than gas . This , how- ever , is only true when the cost of electric light is approximately equal to that of gas . If ...
... elec- tric light is introduced instead of gas , that this is the reason , and not because it is expected to be cheaper than gas . This , how- ever , is only true when the cost of electric light is approximately equal to that of gas . If ...
Сторінка 8
... elec- tric light . Considered from this point of view , probably the first electric illuminating effects obtained by man were electric sparks produced intentionally or accidentally by frictional elec- tricity . The effects obtained ...
... elec- tric light . Considered from this point of view , probably the first electric illuminating effects obtained by man were electric sparks produced intentionally or accidentally by frictional elec- tricity . The effects obtained ...
Сторінка 10
... elec- tricity . This was probably the first important practical use of the electric light , and is therefore of great interest . About the same time the Wilde machines were also being used to generate current for arc lights ; but these ...
... elec- tricity . This was probably the first important practical use of the electric light , and is therefore of great interest . About the same time the Wilde machines were also being used to generate current for arc lights ; but these ...
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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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