FIGURE 5-1 Carbon-zinc cell. (Courtesy of Union Carbide Corp.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education,

FIGURE 5-1 Carbon-zinc cell. (Courtesy of Union Carbide Corp.)

Dale R. PatrickElectricity and Electronics: A Survey, 5e

Copyright ©2002 by Pearson Education, Inc.Upper Saddle River, New Jersey 07458

All rights reserved.

FIGURE 5-3 Lead-acid cells of a battery. (Courtesy of Exide Corp.)




FIGURE 5-4 Hydrometer used to test batteries. (Courtesy of Exide Corp.)




FIGURE 5-6 Series voltage connection: (a) pictorial; (b) schematic; (c) flashlight with series batteries; (d) schematic of flashlight circuit.




FIGURE 5-6 continued Series voltage connection: (a) pictorial; (b) schematic; (c) flashlight with series batteries; (d) schematic of flashlight circuit.




FIGURE 5-6 continued Series voltage connection: (a) pictorial; (b) schematic; (c) flashlight with series batteries; (d) schematic of flashlight circuit.




FIGURE 5-7 Parallel voltage connection: (a) pictorial; (b) schematic.




FIGURE 5-7 continued Parallel voltage connection: (a) pictorial; (b) schematic.




FIGURE 5-9 Solar cell.




FIGURE 5-10 Operating principle of a thermocouple.




FIGURE 5-12 Piezoelectric principle of a microphone.




FIGURE 5-13 Principle of electromagnetic induction: (a) conductor placed inside a magnetic field; (b) conductor moved downward through the magnetic field.




FIGURE 5-13 continued Principle of electromagnetic induction: (a) conductor placed inside a magnetic field; (b) conductor moved downward through the magnetic field.




FIGURE 5-14 Voltage generation: (a) loop of wire rotated through a magnetic field; (b) voltage produced by the movement of the loop of wire.




FIGURE 5-15 Two cycles of an alternating-current (ac) sine wave.




FIGURE 5-16 Generation of an ac sine wave: (a) sine values of angles from 0 to 360; (b) sine wave produced.




FIGURE 5-16 continued Generation of an ac sine wave: (a) sine values of angles from 0 to 360; (b) sine wave produced.




FIGURE 5-17 Generating voltage: (a) rotating-armature method; (b) rotating-field method.




FIGURE 5-18 Three-phase system: (a) construction features; (b) diagram of three-phase voltage.




FIGURE 5-18 continued Three-phase system: (a) construction features; (b) diagram of three-phase voltage.




FIGURE 5-19 Three-phase connections: (a) wye connection, sometimes called a star connection; (b) delta connection.




FIGURE 5-20 Parts of an automobile alternator. (Courtesy of Chrysler Corp.)




FIGURE 5-21 Parts of a direct-current generator: (a) basic parts; (b) electromagnetic pole pieces; (c) brush assembly; (d) rotor; (e) commutator detail.




FIGURE 5-22 Current flow from the coils of a dc generator: (a) single coil-pulsating direct current; (b) many coils-more pure direct current.




FIGURE 5-22 continued Current flow from the coils of a dc generator: (a) single coil-pulsating direct current; (b) many coils-more pure direct current.




FIGURE 5-23 Cutaway of a shunt-wound dc generator. (Courtesy of Delco-Remy.)




FIGURE 5-24 Permanent magnet dc generator: (a) pictorial; (b) schematic.




(a)

FIGURE 5-24 continued Permanent magnet dc generator: (a) pictorial; (b) schematic.




(b)

FIGURE 5-25 Separately excited dc generator: (a) pictorial; (b) schematic.




(a)

FIGURE 5-25 continued Separately excited dc generator: (a) pictorial; (b) schematic.




(b)

FIGURE 5-26 Series-wound dc generator: (a) pictorial; (b) schematic.




FIGURE 5-27 Output graph of a series-wound dc generator.




FIGURE 5-28 Shunt-wound dc generator: (a) pictorial; (b) schematic.




FIGURE 5-30 Compound-wound dc generator: (a) pictorial; (b) short shunt generator-shunt field is connected across the armature only; (c) long shunt generator-shunt field is connected across the armature and series field.




FIGURE 5-31 Output graph for three types of compound-wound dc generators.




FIGURE 5-32




FIGURE 5-32 continued




Documents

FIGURE 5-1 Carbon-zinc cell. (Courtesy of Union Carbide Corp.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education,