Maricopa Community Colleges  IND209   20014-20086 
Official Course Description: MCCCD Approval: 07/22/08
IND209 20014-20086 LEC 1 Credit(s) 1 Period(s)
Advanced Electrical Topics: Power Quality
Power quality, voltage variations and regulation. Power supplies, converters, and devices. Characteristics and causes of electrical noise. Implications of electrical noise on equipment performance. Principles and control of static electricity. Solutions to electrical noise problems. Surge and noise suppressers and filters. Operation of an isolation transformer and specific power conditioning equipment. Verification testing and maintenance.
Prerequisites: None.
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MCCCD Official Course Competencies:
 
IND209   20014-20086 Advanced Electrical Topics: Power Quality
1. Define clean, pure power quality. (I)
2. Describe voltage variations and voltage regulation. (I)
3. Demonstrate proper use of power supplies, converters and devices specific to harmonics in a power system. (II)
4. Describe power conditioning including types, characteristics and causes of electrical noise. (III)
5. Explain static electricity including implications for equipment performance and protective and active measures to minimize problems. (IV)
6. Describe electrical noise including how it enters sensitive circuits, its effect on equipment performance and solutions to electrical noise problems. (V)
7. Demonstrate the operation of specific surge suppressers to protect equipment from damage due to electrical noise. (VI)
8. Demonstrate use of specific noise suppression filters. (VII)
9. Demonstrate the operation an isolation transformer. (VIII)
10. Demonstrate proper operation of other commonly used power conditioning equipment. (IX)
11. Demonstrate methods of verification testing and equipment maintenance. (X)
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MCCCD Official Course Outline:
 
IND209   20014-20086 Advanced Electrical Topics: Power Quality
    I. Power Quality
        A. Constant voltage and frequency
        B. Perfect sinusoidal waveshapes
        C. Harmonics
        D. Noise
        E. Transients
        F. Voltage variations
        G. Voltage regulation
      II. Harmonics
          A. Distortion
          B. Power and power factor
          C. Single-phase power supplies
          D. Three-phase power converters
          E. Harmonics-limiting devices
        III. Power Conditioning
            A. Characteristics of electrical noise
            B. Types of electrical noise
            C. Causes of electrical noise
          IV. Static Electricity
              A. Equipment performance
              B. Protective measures
              C. Active measures
            V. Electrical Noise
                A. Sensitive circuits
                B. Equipment performance
                C. Solutions to problems
              VI. Surge Protection
                  A. Varistors
                  B. Surge/light arrestors
                  C. Arc-discharge devices
                  D. Hybrid Protective devices
                  E. Semiconductor devices
                  F. Data Line suppressers
                  G. Single-device normal-mode suppressor
                VII. Filters
                    A. Low-pass filters
                    B. High-pass filters
                    C. Band-pass filters
                    D. Band-rejection filters
                    E. Reflective filters VIII. Isolation Transformer
                    A. Basic concepts
                    B. Path for common-mode noise
                    C. Intercoupling noise
                    D. Transformer shielding
                    E. Single-point grounding
                    F. Secondary grounding
                    G. Normal-mode noise attenuation
                  IX. Equipment
                      A. Voltage regulators
                      B. Tap changers
                      C. Buck-boost regulators
                      D. Constant-voltage transformers
                      E. Power line conditioners
                      F. Magnetic synthesizer
                      G. Motor-generators
                      H. Computer power centers
                      I. Standby power systems
                      J. Uninterruptible power supplies
                    X. Verification Testing and Equipment Maintenance
                        A. Visual inspection
                        B. Load tests
                        C. Transfer tests
                        D. Synchronization tests
                        E. AC input test and return test
                        F. Efficiency test
                        G. Harmonic component test
                        H. Preventative maintenance
                        I. Component wear and aging
                        J. Restoring operation after failure
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