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
... STEAM - ENGINE . HISTORY AND GENERAL PRINCIPLES .. CHAPTER IX . STEAM - BOILERS FOR ELECTRIC LIGHTING ... CHAPTER X. STEAM - ENGINES FOR ELECTRIC LIGHTING . GENERAL CONSTRUCTION . CHAPTER XI . TYPICAL FORMS OF STEAM - ENGINE FOR ...
... STEAM - ENGINE . HISTORY AND GENERAL PRINCIPLES .. CHAPTER IX . STEAM - BOILERS FOR ELECTRIC LIGHTING ... CHAPTER X. STEAM - ENGINES FOR ELECTRIC LIGHTING . GENERAL CONSTRUCTION . CHAPTER XI . TYPICAL FORMS OF STEAM - ENGINE FOR ...
Сторінка 2
... steam or gas engines and water - wheels employed in 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 ...
... steam or gas engines and water - wheels employed in 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 ...
Сторінка 73
... steam power can be produced there about as econom- ically as electric power can be generated at Niagara and trans- mitted even the short distance of twenty miles . On the Pacific coast or in other regions where coal costs more , power ...
... steam power can be produced there about as econom- ically as electric power can be generated at Niagara and trans- mitted even the short distance of twenty miles . On the Pacific coast or in other regions where coal costs more , power ...
Сторінка 75
... Steam - Engines . The heat energy produced by combustion can be applied in various ways to produce mechanical or electrical energy , the most common method being to cause it to evaporate water in a boiler , the steam produced being used ...
... Steam - Engines . The heat energy produced by combustion can be applied in various ways to produce mechanical or electrical energy , the most common method being to cause it to evaporate water in a boiler , the steam produced being used ...
Сторінка 76
... steam at 80 lbs . pressure , which is equivalent to a tem- perature of 162 ° C. , and exhausting or giving out steam at the atmospheric pressure of 15 lbs . , equivalent to 100 ° C. , would have an efficiency = ( 273 + 162 ) - ( 273 + ...
... steam at 80 lbs . pressure , which is equivalent to a tem- perature of 162 ° C. , and exhausting or giving out steam at the atmospheric pressure of 15 lbs . , equivalent to 100 ° C. , would have an efficiency = ( 273 + 162 ) - ( 273 + ...
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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
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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.