Electric drives. (2005)

• Record Type: Book
• Further Information: Note: Ion Boldea, S.A. Nasar.
• Other Names: Boldea, I; Nasar, S. A
• Contents: ENERGY CONVERSION IN ELECTRIC DRIVES; Electric Drives: A Definition; Application Range of Electric Drives; Energy Savings Pay Off Rapidly; Global Energy Savings Through PEC Drives; Motor/Mechanical Load Match; Motion/Time Profile Match; Load Dynamics and Stability; Multiquadrant Operation; Performance Indexes; Problems; ELECTRIC MOTORS FOR DRIVES; Electric Drives: A Typical Configuration; Electric Motors for Drives; DC Brush Motors; Conventional AC Motors; Power Electronic Converter Dependent Motors; Energy Conversion in Electric Motors/Generators; POWER ELECTRONIC CONVERTERS (PECs) FOR DRIVES; Power Electronic Switches (PESs); The Line Frequency Diode Rectifier for Constant DC Output Voltage Vd; Line Current Harmonics with Diode Rectifiers; Current Commutation with Id=ct and Ls?0; Three-Phase Diode Rectifiers; Phase-Controlled Rectifiers (AC-DC Converters); DC-DC Converters (Choppers); DC-AC Converters (Inverters); Direct AC-AC Converters; Problems; DC BRUSH MOTORS FOR DRIVES; Basic Topologies; The Motion-Induced Voltage (EMF); Performance Equations: d-q Model; Steady-State Motor Characteristics; DC Brush Motor Losses; Varying the Speed; Transient Operation for Constant Flux; PM DC Brush Motor Transients; Transient Operation for Variable Flux; Speed/Excitation Voltage Transfer Function; The DC Brush Series Motor; The AC Brush Series Motor; Problems; CONTROLLED RECTIFIER DC BRUSH MOTOR DRIVES; Introduction; Performance Indices; Single PES-Controlled Rectifier; The Single-Phase Semiconverter; The Single-Phase Full Converter; The Three-Phase Semiconverter; The Three-Phase Full Converter Motor Side; The Three-Phase Full Converter: Source-Side Aspects; The Dual Converter: Four-Quadrant Operation; AC Brush Series (Universal) Motor Control; Problems; CHOPPER-CONTROLLED DC BRUSH MOTOR DRIVES; Introduction; The First-Quadrant (Step-Down) Chopper; The Second-Quadrant (Step-Up) Chopper for Generator Braking; The Two-Quadrant Chopper; The Four-Quadrant Chopper; The Input Filter; Digital Simulation Through MATLAB/Simulink; Problems; CLOSED-LOOP MOTION CONTROL IN ELECTRIC DRIVES; Introduction; The Cascaded Motion Control; State-Space Motion Control; Torque Perturbation Observers; Path Tracking; Force Control; Sliding-Mode Motion Control; Motion Control by Fuzzy Systems; Motion Control Through Neural Networks; Neuro-Fuzzy Networks; Problems; INDUCTION MOTORS FOR DRIVES; The Stator and Its Traveling Field; The Cage and Wound Rotors are Equivalent; Slot Shaping Depends on Application and Power Level; The Inductance Matrix; Reducing the Rotor to Stator; The Phase Coordinate Model Goes to 8th Order; The Space-Phasor Model; The Space-Phasor Diagram for Electrical Transients; Electrical Transients with Flux Linkages as Variables; Complex Eigenvalues for Electrical Transients; Electrical Transients for Constant Rotor Flux; Steady-State: It is DC in Synchronous Coordinates; No-Load Ideal Speed May Go Under or Over Conventional Value w1; Motoring, Generating, and AC Braking; DC Braking: Zero Braking Torque at Zero Speed; Speed Control Methods; V1/F1 Torque/Speed Curves; Only for Constant Rotor Flux Torque/Speed Curves are Linear; Constant Stator Flux Torque/Speed Curves Have Two Breakdown Points; The Split-Phase Induction Motor; Problems; PWM INVERTER-FED INDUCTION MOTOR DRIVES; Introduction; Vector Control: General Flux Orientation; General Current Decoupling; Parameter Detuning Effects in Rotor Flux Orientation Current Decoupling; Direct Versus Indirect Vector Current Decoupling; AC versus DC Current Controllers; Voltage Decoupling; Voltage and Current Limitations for the Torque and Speed Control Range; Impressing Voltage and Current Waveforms Through PWM; Indirect Vector AC Current Control: A Case Study; Flux Observers for Direct Vector Control with Motion Sensors; Indirect Vector Synchronous Current Control with Speed Sensor: A Case Study; Flux and Speed Observers in motion Sensorless Drives; Direct Torque and Flux Control (DTFC); DTFC Sensorless: A Case Study; Feedback Linearized Control; Scalar (V1/F1) Control; Self-Commissioning; Problems; SYNCHRONOUS MOTORS FOR DRIVES; Introduction; Construction Aspects; Pulsating Torque; The Phase Coordinate Model; The Space-Phasor (d-q) Model; Steady-State Operation; To Vary Speed Variable Frequency is Mandatory; Cogging Torque and Tooth-Wound PMSMs; The Single Phase PMSM; Steady State Performance of Single-Phase PMSM; Problems; PM AND RELUCTANCE SYNCHRONOUS MOTOR DRIVES; Introduction; PM-SM Drives: Classifications; Rectangular Current Control (Brushless DC Motor Drives); Vector (Sinusoidal) Control; Direct Torque and Flux Control (DTFC) of PM-SMs; Sensorless Control of PM-SMs; Reluctance Synchronous Motor (RSM) Drives; High-Frequency (Speed) PMSM Drives; Single-Phase PMSM Control; Problems; SWITCHED RELUCTANCE MOTOR (SRM) DRIVES; Introduction; Construction and Functional Aspects; Average Torque and Energy Conversion Ratio; The Peak kW/kVA Ratio; The Commutation Windings; SRM Modeling; The Flux-Current-Position Curve Fitting; SRM Drives; General Purpose Drive with Position Sensor; High Grade (Servo) Drives; Sensorless SRM Drives; The Voltage-Current Model-Based Position Speed Observer; Single Phase SRM Control; Problems; PRACTICAL ISSUES WITH PWM CONVERTER MOTOR DRIVES; Introduction; The Basic PWM Converter Drive; Line Current Harmonics; Long Motor Power Cables: Voltage Reflection and Attenuation; Motor Model for Ultrahigh Frequency; Common Mode Voltage: Motor Model and Consequences; Common Mode (Leakage) Stator Current Reduction; Circulating Bearing Currents; Reducing the Bearing Currents; Electromagnetic Interference; The Audible Noise; Losses in PWM Converter Drives; Problems; LARGE POWER DRIVES; Power and Speed Limits: Moving Up; Voltage Source Converter Synchronous Motor Drives; Vector Control in Voltage Source Converter SM Drives; Direct Torque and Flux Control (DTFC); Large Motor Drives: Working Less Time Per Day is Better; Rectifier-Current Source Inverter SM Drives: Basic Scheme; Rectifier-CSI-SM Drive: Steady-State with Load Commutation; Sub- and Hyper-Synchronous IM Cascade Drives; Problems; CONTROL OF ELECTRIC GENERATORS; Introduction; Control of Synchronous Generators in Power Systems; Control of Wound-Rotor Induction Generators (WRIGs) with Limited Speed Range; Autonomous DC Excited Synchronous Generator Control at Variable Speed; Cage-Rotor Induction Generator Control; PM Synchronous Generator Control for Variable Speed; Switched Reluctance Generator (SRG) Control; ; Each Chapter Also Includes a Summary and Selected References Section
• Edition: 2nd ed
• Publisher Details: Place of publication not identified : CRC Press
• Publication Date: 2005
• Extent: 1 online resource, illustrations
• Subjects: 621.46; Electric driving
• Languages: English
• ISBNs: 9781420057836; 1420057839
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.