Alternating Current Fundamentals 8th Edition by Stephen Herman – Ebook PDF Instant Download/Delivery: 1133419532 , 9781133419532
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ISBN 10: 1133419532
ISBN 13: 9781133419532
Author: Stephen Herman
ALTERNATING CURRENT FUNDAMENTALS, 8E, an industrial standard for over thirty years, has been updated to provide your students with the most current information available on the essentials of alternating current. The topics in this book are arranged to build your student’s knowledge, progressing from basic principles such as the differences between peak, rms, and average values to more complex coverage of circuits containing resistance, inductance, and capacitance. This edition of ALTERNATING CURRENT FUNDAMENTALS, 8E includes additional information on diodes and rectifiers and contains improved graphics that will assist your students in understanding state-of-the-art concepts.
Alternating Current Fundamentals 8th Table of contents:
Unit 1: Introduction to Alternating Current
INTRODUCTION
ANGULAR RELATIONSHIPS
ALTERNATING-VOLTAGE GENERATION
FREQUENCY
ELECTRICAL TIME DEGREES AND MECHANICAL DEGREES
OTHER WAVEFORMS
HIGHER FREQUENCIES
SUMMARY
PRACTICE PROBLEMS FOR UNIT 1 Sine-Wave Values
Unit 2: Alternating-Current Circuits Containing Resistance
CURRENT AND VOLTAGE IN PHASE
HEATING EFFECT OF AN ALTERNATING CURRENT
EFFECTIVE (RMS) VOLTAGE
RESISTANCE
POWER IN WATTS
ELECTRICAL ENERGY
MEASUREMENT OF ENERGY
AVERAGE CURRENT AND VOLTAGE
SUMMARY
PRACTICE PROBLEMS FOR UNIT 2 Peak, RMS, and Average Values
Unit 3: Inductance in Alternating-Current Circuits
REVIEW OF ELECTROMAGNETISM
INDUCTIVE REACTANCE
VECTOR ADDITION AND SUBTRACTION
RESISTANCE AND INDUCTIVE REACTANCE IN SERIES
POWER AND POWER FACTOR
SUMMARY
PRACTICE PROBLEMS FOR UNIT 3 Inductive Circuits
Unit 4: Series Circuits—Resistance and Impedance
EFFECTIVE RESISTANCE
SKIN EFFECT
EDDY CURRENT LOSSES
HYSTERESIS LOSSES
DIELECTRIC LOSSES
RESISTANCE AND INDUCTANCE IN SERIES
FIGURE OF MERIT
SUMMARY
PRACTICE PROBLEMS FOR UNIT 4 Resistive Inductive Series Circuits
Unit 5: Capacitors and RC Time Constants
INTRODUCTION
CAPACITANCE
DIELECTRIC CHARACTERISTICS
CAPACITANCE FORMULAS
CAPACITORS IN PARALLEL
CAPACITORS IN SERIES
CAPACITORS IN NETWORK SYSTEMS
ENERGY IN A CAPACITOR
RC TIME CONSTANTS
RL TIME CONSTANTS
APPLICATIONS OF CAPACITORS
TYPES OF CAPACITORS
CAPACITOR MARKINGS
SUMMARY
PRACTICE PROBLEMS FOR UNIT 5
Unit 6: Capacitors in Alternating-Current Circuits
CAPACITIVE REACTANCE
LEADING CURRENT
ANGLE OF PHASE DEFECT
VOLTAGE RATING OF A CAPACITOR
POWER IN A CAPACITOR
CAPACITORS IN PARALLEL AND IN SERIES
MAGNETIZING VARS
DIAGRAMS FOR THE SERIES CIRCUIT
SUMMARY
PRACTICE PROBLEMS FOR UNIT 6 Resistive Capacitive Series Circuits
Unit 7: Series Circuits: Resistance, Inductive Reactance, and Capacitive Reactance
SERIES RLC CIRCUIT
RESONANCE IN SERIES CIRCUITS
THE PROPERTIES OF SERIES RESONANCE
SUMMARY
PRACTICE PROBLEMS FOR UNIT 7 Resistive, Inductive, Capacitive Series Circuits
Unit 8: AC Parallel Circuits
INTRODUCTION
PARALLEL CIRCUIT WITH RESISTIVE LOAD
PARALLEL CIRCUIT WITH BRANCHES CONTAINING R AND XL
PARALLEL CIRCUIT WITH BRANCHES CONTAINING R AND XC
PARALLEL CIRCUIT WITH BRANCHES CONTAINING R AND Zcoil
PARALLEL CIRCUIT WITH BRANCHES CONTAINING R, XL, AND XC
PARALLEL CIRCUIT RESONANCE
PARALLEL CIRCUIT WITH BRANCHES CONTAINING R, Zcoil, AND XC
CORRECTING MOTOR POWER FACTOR
SUMMARY
PRACTICE PROBLEMS FOR UNIT 8 Resistive Inductive Parallel Circuits
Unit 9: Series–Parallel Circuits
ADMITTANCE, CONDUCTANCE, AND SUSCEPTANCE Admittance
SUMMARY
Unit 10: Three-Phase Systems
INTRODUCTION
THREE-PHASE VOLTAGE
PHASE SEQUENCE
THE WYE CONNECTION
POWER IN THE WYE SYSTEM
THE DELTA CONNECTION
POWER IN THE DELTA SYSTEM
POWER MEASUREMENT IN THREE-PHASE SYSTEMS
THE THREE-WATTMETER METHOD
TWO-PHASE SYSTEM
SUMMARY
Unit 11: AC Instruments and Meters
MEASUREMENT OF AC QUANTITIES
MEASUREMENT OF VOLTAGE AND CURRENT
RECTIFIER INSTRUMENTS WITH D’ARSONVAL MOVEMENT
OTHER TYPES OF AC VOLTMETER AND AMMETER MOVEMENTS
AMMETERS AND VOLTMETERS
PRACTICAL RANGES FOR MOVING IRON INSTRUMENTS AC Ammeters
THE DYNAMOMETER WATTMETER
TWO-ELEMENT WATTMETER FOR THREE-PHASE SYSTEM
VARMETERS
POWER FACTOR METERS
SYNCHROSCOPES
FREQUENCY METERS
RECORDING INSTRUMENTS
THERMAL CONVERTERS
THE WATT-HOUR METER
DIGITAL MULTIMETERS
CLAMP-ON AMMETERS
THE OSCILLOSCOPE
SUMMARY
Unit 12: Alternating-Current Generators
INTRODUCTION
REVOLVING ARMATURE-TYPE ALTERNATOR
REVOLVING FIELD-TYPE ALTERNATOR
THE STATOR WINDINGS
VENTILATION
OPERATION OF A ROTATING FIELD
ARMATURE VOLTAGE LOSSES (NEGLECTING ARMATURE REACTION)
SYNCHRONOUS IMPEDANCE (WITH ARMATURE REACTION)
AUTOMATIC VOLTAGE CONTROL
SATURATION CURVE
ALTERNATOR NAMEPLATE DATA
ALTERNATOR EFFICIENCY
PARALLELING ALTERNATORS
HUNTING
SUMMARY
Unit 13: Transformers
TRANSFORMER EFFICIENCY
THE EXCITING CURRENT
PRIMARY AND SECONDARY VOLTAGE RELATIONSHIPS
PRIMARY AND SECONDARY CURRENT RELATIONSHIPS
LEAKAGE FLUX
EXCITING CURRENT AND CORE LOSSES
COPPER LOSSES USING DIRECT CURRENT
TRANSFORMER LOSSES AND EFFICIENCY
POLARITY MARKINGS
ASA AND NEMA STANDARDS
TRANSFORMERS IN PARALLEL
THE DISTRIBUTION TRANSFORMER
THE SINGLE-PHASE, THREE-WIRE SYSTEM
TRANSFORMER CHARACTERISTICS
TRANSFORMER CONSTRUCTION
TRANSFORMER INRUSH CURRENT
MAGNETIC DOMAINS
MULTIPLE TAPPED WINDINGS
COOLING TRANSFORMERS
TAP-CHANGING TRANSFORMERS
FREQUENCY AND VOLTAGE
TRANSFORMER IMPEDANCE
TRANSFORMER NAMEPLATE DATA
SUMMARY
PRACTICE PROBLEMS FOR UNIT 13
Unit 14: Transformer Connections for Three-Phase Circuits
THE DELTA CONNECTION
FEEDING A DUAL LOAD
THE WYE CONNECTION
DELTA–WYE CONNECTION
WYE–DELTA CONNECTIONS
OPEN-DELTA CONNECTION
THREE-PHASE TRANSFORMERS
T-CONNECTED TRANSFORMERS
SCOTT CONNECTION
ZIGZAG CONNECTION
THREE-PHASE–TO–SIX-PHASE CONNECTIONS
HARMONICS
CIRCUIT BREAKER PROBLEMS
BUS DUCTS AND PANEL PROBLEMS
SUMMARY
PRACTICE PROBLEMS FOR UNIT 14
Unit 15: Special Transformer Applications
INSTRUMENT TRANSFORMERS
AUTOTRANSFORMERS
CONSTANT-CURRENT TRANSFORMERS
INDUCTION VOLTAGE REGULATOR
SUMMARY
Unit 16: Three-Phase Induction Motors
THREE-PHASE, SQUIRREL-CAGE INDUCTION MOTOR
THE ROTATING MAGNETIC FIELD
SYNCHRONOUS SPEED
PERCENT SLIP
ROTOR FREQUENCY
TORQUE AND SPEED CHARACTERISTICS
STARTING CHARACTERISTICS
POWER FACTOR
SUMMARY OF OPERATING CHARACTERISTICS
PROCEDURE FOR MEASURING MOTOR LOSSES
SPEED CONTROL
CODE LETTER IDENTIFICATION
MOTOR NAMEPLATE DATA
STATOR WINDING CONNECTIONS
SINGLE-PHASE OPERATION OF THREE-PHASE INDUCTION MOTORS
THE WOUND-ROTOR INDUCTION MOTOR
REVERSE ROTATION
TERMINAL MARKINGS
OPERATING CHARACTERISTICS
COMPARISON BETWEEN SQUIRREL-CAGE AND WOUND-ROTOR INDUCTION MOTORS
SUMMARY
Unit 17: The Synchronous Motor
CONSTRUCTION
OPERATING PRINCIPLES
DC FIELD EXCITATION
LOAD ON A SYNCHRONOUS MOTOR
POWER FACTOR
INDUSTRIAL APPLICATIONS
STARTING LARGE SYNCHRONOUS MOTORS
SYNCHRONOUS MOTOR RATINGS
SMALL SINGLE-PHASE SYNCHRONOUS MOTORS The Warren Motor
SELSYN MOTORS
OPERATION
SELSYN DIFFERENTIAL SYSTEM
SUMMARY
Unit 18: Single-Phase Motors
INTRODUCTION
SINGLE-PHASE INDUCTION MOTORS
RESISTANCE-START, INDUCTION-RUN MOTOR Construction
CAPACITOR-START, INDUCTION-RUN MOTOR Construction
CAPACITOR-START, CAPACITOR-RUN MOTOR
MULTISPEED MOTOR
REPULSION-TYPE MOTORS
REPULSION MOTOR Construction
REPULSION-START, INDUCTION-RUN MOTOR
REPULSION–INDUCTION MOTOR
ALTERNATING-CURRENT SERIES MOTOR
CONDUCTIVE AND INDUCTIVE COMPENSATION
SHADED-POLE INDUCTION MOTOR
VARIABLE-SPEED MOTORS
STEPPING MOTORS
SUMMARY
Unit 19: Control Circuits
TWO-WIRE CIRCUITS
THREE-WIRE CIRCUITS
ELECTRICAL SYMBOLS FOR PILOT/CONTROL DEVICES
SCHEMATIC AND WIRING DIAGRAMS
INTERLOCKING
JOGGING
TIMERS
WOUND-ROTOR MOTOR CONTROL
SUMMARY
APPENDICES
ANSWERS TO PRACTICE PROBLEMS
Glossary
Index
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Tags: Stephen Herman, Alternating Current