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 1
... employed , such as transformers , secondary batteries , switching , regulating , and measuring apparatus , etc. The words system , installation , and plant are all used to desig- nate the collection of apparatus and other elements employed ...
... employed , such as transformers , secondary batteries , switching , regulating , and measuring apparatus , etc. The words system , installation , and plant are all used to desig- nate the collection of apparatus and other elements employed ...
Сторінка 2
... 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 engines and water - wheels being practically ...
... 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 engines and water - wheels being practically ...
Сторінка 3
... employed than in the United States , but they are now being quite rapidly introduced into central stations and isolated plants in this country . The principles , construction , and action of accumulators are discussed in Chapter XX ...
... employed than in the United States , but they are now being quite rapidly introduced into central stations and isolated plants in this country . The principles , construction , and action of accumulators are discussed in Chapter XX ...
Сторінка 5
... employed , or the light can be shut off by a shade or screen . 2. It is often stated that the electric light has an injurious effect upon the eye . The intense glare and usual unsteadiness . of an arc light are often unpleasant , and ...
... employed , or the light can be shut off by a shade or screen . 2. It is often stated that the electric light has an injurious effect upon the eye . The intense glare and usual unsteadiness . of an arc light are often unpleasant , and ...
Сторінка 12
... employed to designate the two types of armatures than the names of their inventors . Up to that time the history of electric lighting had been the history of the electric generator , because a good source of current had first to be ...
... employed to designate the two types of armatures than the names of their inventors . Up to that time the history of electric lighting had been the history of the electric generator , because a good source of current had first to be ...
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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
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.