Courses
Electrical Equipment Applications Used in the Utilities Industry - Operations and Maintenance
Course #: 4040
Duration: 10 hours
Course Prerequisites: AC Principles (Block A22);
What Students Learn: Essential Transformer Properties; Operation Under Load and Without Load; Losses; Voltage Regulation; Rating; Types of Core and Windings; Insulation; Bushings; Tap Changers; Polarity; Single-Phase and Polyphase Transformers; Delta, Star, Open-Delta, and Scott Connections; Special Transformers, Autotransformers, Reactors, Step-Voltage Regulators; Instrument Transformers; Maintenance of Transformers; Design of Small Low-Voltage Transformers.
Course #: 4030A-B
Duration: 20 hours
Course Prerequisites: DC Motors and Generator Theory (086006); Industrial DC Motors (086051); Introduction to Algebra, Geometry, and Trigonometry (Block X02);
What Students Learn: PART 1 (4030A). Operation Principles of DC Generators and Motors; Voltage Generators; Motor Action; Electric Connections; Effects of Magnetic Saturation and Armature Reaction; Principal Parts such as Brushes, Bearings, Frame, and Rotor; Machine Applications and Ventilation.
PART 2 (4030B). Operational Characteristics of Shunt-Wound, Series-Wound, and Compound-Wound DC Generators and Motors; Starting and Controlling DC Motors; DC Machine Losses and Efficiency; Load, Temperature, and Speed Ratings; Special DC Machines such as Three-Wire Generators, Voltage Regulators, and Permanent-Magnet Motors.
Special Notes: Covers subject at an advanced, in-depth level.
Course #: 4018A-D
Duration: 40 hours
Course Prerequisites: AC Principles (Block A22); Introduction to Algebra, Geometry, and Trigonometry (Block X02);
What Students Learn: PART 1 (4018A). Generation of Alternating Current; Phasor Representation of Currents and Voltages; Characteristics of Alternating Current; Phase Relations of Currents and Voltages; Reactances, Impedance, and Examples of Their Calculations; Power in Single-Phase AC Circuit; Power Factor; Power Triangle; Waveforms.
PART 2 (4018B). Graphical Representation of Sine Waves by Phasors; Mathematical Techniques for Addition, Subtraction, and Multiplication of Phasors; Use of Operator j; Series Single-Phase Circuits; Representation of Phasors in Rectangular and Polar Forms and Their Conversion Techniques; Effects of Varying Inductive and Capacitance Reactances; Resonant Circuits; Power in a Series Circuit.
PART 3 (4018C). Parallel Single-Phasor Circuits; Use of Ohm's Law, Kirchhoff's Laws, and Phasors for Solving Circuit Problems; Conductance, Inductive and Capacitive Susceptances, and Admittance, Frequency Characteristics; Relationship of Currents in RC, RL, and RLC Circuits; Resonant Effects; Solving Combination Single-Phase Circuits such as Equivalent Circuits; Transmission Lines, Aperiodic Circuits, and Power Relationships; Use of Thvenin's Theorem and Loop Current Analysis.
PART 4 (4018D). Single-Phase and Polyphase AC Circuits; Two-Phase, Four- and Three-Wire Systems; Three-Phase Y- and D-Connected Systems; Balanced Y- and D-Connected Systems; Three- and Four-Wire Y- and D-Connected Systems; Relationship of Voltages, Currents, and Powers; Interconnected Y and D Systems for Balanced and Unbalanced Loads; Conversion of Y or D Systems.
Special Notes: Covers subject at an advanced, in-depth level.
Course #: 4031
Duration: 10 hours
Course Prerequisites: Industrial AC Motors (086052); AC Principles (Block A22);
What Students Learn: Theory and Parts of Alternators; Alternator Ratings; Operating Characteristics of Alternators; Structural Features of Stator; Stator Core; Stator Windings; Bar Windings; Two-Layer Coil Windings; Structural Features of Rotor; Mechanical and Electrical Details: Collectors and Brush Rigging; Horizontal-Shaft Bearings; Bearing Temperature Relays; Ventilation; Engine-Driven Alternators; Waterwheel-Driven Alternators; Steam Turbo-Alternators; Stator Construction; Rotor Construction; Air Supply; Hydrogen-Filled Generators; Connections of Alternator Winding Field and Armature.
Special Notes: Covers subject at an advanced, in-depth level.
Course #: 4032
Duration: 10 hours
Course Prerequisites: AC Principles (Block A22); Introduction to Algebra, Geometry, and Trigonometry (Block X02);
What Students Learn: Principles of Operation of Induction Motors; Polyphase Primaries and Polyphase Secondaries; Squirrel-Cage Rotor, Phase-Wound Rotors; Starting Induction Motors; Squirrel-Cage Motors, Phase-Wound Motors; Performance and Speed Control: Adjustable-Speed Induction Motors; Synchronous Motors; Types, Operation, Theory, and Application; Single-Phase Motors: Types, Operating Characteristics.
Special Notes: Covers subject at an advanced, in-depth level.
Course #: 4041
Duration: 10 hours
Course Prerequisites: Transformers (4040); AC Principles (Block A22); Introduction to Algebra, Geometry, and Trigonometry (Block X02);
What Students Learn: Calculations Pertaining to Transformer Operation; Phasor Diagrams; Equivalent Circuits; Losses; Efficiency; Three-Phase Transformer Connections; Harmonic Currents and Voltages; Parallel Operation of Transformers; Phase Transformation; Regulation of Voltage with Tap Changers and Separate Units; Operation of Autotransformers and Three-Winding Transformers; Testing of Transformers.
Course #: 4042
Duration: 10 hours
Course Prerequisites: Transformers (4040); AC Principles (Block A22);
What Students Learn: Distribution Transformer: Core-Form and Shell-Form Transformers; Insulation, Connections, Protective Devices; Types of Distribution Transformers; Air-Core and Iron-Core Reactors, Furnace and Neon-Sign Transformers; Rectifiers, Transformers, and Test Transformers; Power Transformers: Rating, Core Construction, Coil Forms, Bushings, Protection and Temperature Control, Cooling Methods, Oil Protection, Maintenance.
Course #: 6793
Duration: 10 hours
Course Prerequisites: AC Principles (Block A22); Introduction to Algebra, Geometry, and Trigonometry (Block X02);
What Students Learn: Fundamentals of Current and Potential Transformers; Types of Instrument Transformers; Instrument Transformer Construction Standards, such as Ratings and Insulation Classes; Instrument Transformer Performance Standards as to Burden, Accuracy, and Correction Factors; Practical Application of Instrument Transformers with Regard to Grounding, Rating, Connections, and Burden; Polarity and Accuracy Testing of Instrument Transformers Utilizing Various Methods and Procedures.
Course #: 4343
Duration: 10 hours
What Students Learn: Lead-Acid Batteries; Types of Batteries; Construction of Lead-Acid Batteries; Operating Principle of Lead-Acid Batteries; Characteristics of Lead-Acid Batteries; Battery-Testing Instruments; Charging of Lead Acid Batteries; Battery-Charging Equipment; Installation; Lead-Acid Batteries; Maintenance of Lead-Acid Batteries; Alkaline-Electrolyte Batteries; Nickel-Iron Batteries; Nickel-Cadmium Batteries.
Course #: 6646
Duration: 10 hours
Course Prerequisites: AC Principles (Block A22); Basic Industrial Math (Block X21);
What Students Learn: Photometry as Means of Measuring Intensity and Quantity of Light; Degree of Illumination and Brightness; Light Control by Reflection, Refraction, Transmission, Absorption, and Polarization; Materials Providing Specular and Nonspecular Reflection; Transmitting Materials; Light Distribution of Luminaries; Brightness Ratios; Glare; Uniformity of Illumination; Computations of General Lighting Designs; Design of Supplementary Lighting; Zonal Cavity Method.
Course #: 4019A-B
Duration: 20 hours
Course Prerequisites: Analog Circuit Measurement (Block A23); Introduction to Algebra, Geometry, and Trigonometry (Block X02);
What Students Learn: PART 1 (4019A). Components of Watthour Meters; Current, Voltage, and Power in AC Circuits; Types of Circuits and Their Measurements; Adjustments and Compensation of Meters; Use of Current and Potential Transformers; Register Constants and Multipliers; Meter Mountings and Service Connection Diagrams.
PART 2 (4019B). Watthour Meter Testing and Adjustments; Types of Testing; Testing Methods; Demand Metering; Mechanical Demand Registers; Pulse Devices; Thermal Watt Demand Meters; Measurement of Reactive Power and Apparent Power; Nonsinusoidal Waveforms; Control of Resistance Loads by SCRS; Waveform Analysis, Effect of Nonsinusoidal Waveforms on Measurements.
Course #: VB11XX
Duration: 0.68 hours
What Students Learn: This program is designed to introduce first year students and trainees to the fundamentals of rotating machinery. Vivid computer-generated graphics bring alive the principles of indicators in coils and show the end result of the rotating armature.
Components: Magnets and Magnetism (VB1101); Electromagnetic Fields (VB1102); Coils, Saturation, and Hysteresis (VB1103);
Course #: VB12XX
Duration: 0.77 hours
What Students Learn: An in-depth explanation is given to describing the structure of rotating machinery components, including magnetic fields, armature, wiring, along with the various rotating machinery configurations. The information is organized so that it correlates to the most current rotating machinery or electrical curriculums and training programs.
Components: Basic Parts and Fundamentals (VB1201); Principles of Operation (VB1202); Major Types (VB1203);