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D-C and A-C machines, based on fundamental laws,

Author: Michael Liwschitz-Garik
Publisher: New York, Van Nostrand [©1952]
Edition/Format:   Print book : EnglishView all editions and formats
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Additional Physical Format: Online version:
Liwschitz-Garik, Michael, 1883-1959.
D-C and A-C machines.
New York, Van Nostrand [©1952]
(OCoLC)600652273
Document Type: Book
All Authors / Contributors: Michael Liwschitz-Garik
OCLC Number: 1670325
Description: 508 pages illustrations 24 cm
Contents: The fundamental laws --
Mechanical elements of the direct-current machine --
D-C armature windings --
The magnetic circuit --
Methods of excitation --
The D-C generator --
The D-C motor --
Commutation of the D-C machine --
Some special D-C machines --
Losses in D-C machines. Heating and cooling --
Transformer construction --
The transformer as no-load --
The transformer at under load --
The phasor diagram and equivalent circuit of the transformer under load --
The 3-phase transformer --
Voltage regulation. The Kapp diagram --
Determination of parameters from a no-load and a short-circuit test --
Transformer polarity. Polyphase connections --
Parallel operation of transformers --
The autotransformer. Instrument trasformers. Constant-current transformer --
A-C armature windings --
EMF and MMF of A-C windings --
Mechanical elements of the polyphase induction motor and its magnetic circuit --
The polyphase induction motor as a transformer --
Phasor diagram and equivalent circuit of the polyphase induction motor --
Power balance. Torque. Operation as a generator and as a brake --
Circle diagram of the polyphase induction motor --
Determination of parameters from a no-load and a locked-rotor test. Influence of parameters on performance. Influence of skin-effect and saturation --
Starting and speed control of the polyphase induction motor --
Some special induction machines --
The single-phase induction motor --
Determination of parameters from a no-load and a locked-rotor test --
Starting the single-phase motor. Types of single-phase motors --
Losses in induction motors. Heating and cooling --
Mechanical elements of the synchronous machine --
Equivalent circuit of the synchronous machine --
Phasor diagrams of generator and motor with cylindrical rotor. Armature reaction. Generator characteristics --
Phasor diagrams of synchronous generator and motor with salient poles --
Torque and power relations. Parallel operation of synchronous generators. Synchronizing generators --
Circle diagram of the synchronous machine --
Small synchronous motors --
Hunting of a synchronous machine --
Losses in synchronous machines . Heating and cooling --
The synchronous converter. Voltage and current relations. Copper losses compared with those of the D-C machine --
Commutation of the synchronous converter. Voltage regulation. Starting. Parallel operation --
The D-C armature in an alternating magnetic field --
The single-phase series commutator motor --
The repulsion motor --
The 3-phase shunt commutator motor (the Schrage motor) --
Motor application.
Responsibility: by Michael Liwschitz-Garik assisted by Robert T. Weil, Jr.

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