Details of subjects of electrical engg

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  • 1.eeLLeeaarrnniinngg SSooffttwwaarree SSoolluuttiioonnssiinnTTeecchhnniiccaall EEdduuccaattiioonnEElleeccttrriiccaall EEnnggiinneeeerriinnggDDeettaaiill CCoonntteenntt LLiisstt ooff SSuubbjjeeccttssSoftTech Engineers Pvt. Ltd.Unit 5A, The Pentagon, Next to Pune-Satara Road Telephone Exchange,Shahu College Road, Pune - 411009, Maharashtra, IndiaPh: 020-24217676, Fax: 020-24218747,Email:eLearning@SoftTech-Engr.comWebsite: www.eLearning-SoftTech.com

2. SoftTech Engineers Pvt. Ltd. have developed Multimedia based eLearning SoftwareSolutions for the Electrical Engineering subjects.Electrical Circuits and Networks (EE01)Electrical Machines (EE02)Electrical Measurement and Instrumentation (EE03)Electrical Engineering Materials (EE04)Numerical Methods and Computational Techniques (EE05)Electrical Power System (EE06)Electrical Conservation System (EE07)Modern Control System (EE08)Switch Gear & Protection (EE09)Electrical & Illumination Design (EE10)Energy Convertion Systems (EE11)Repair of Electrical Machines (EE12)Industrial Electronics (EE13)Power Plant Engineering (ME13)Microprocessor & Microcontroller (ET11)Power Electronics (ET12)Renewable Energy Sources (ME15)NDT- Non Destructive Testing (CE20) 3. Electrical Circuits and Networks (EE01)Audience: Students of Second Year Electrical EngineeringObjective: At the end of the course the student will learn about circuit concepts, conventions,network and differential equations, transforms, resonance, networks, etc.ContentsDevelopment of the Circuit Concept1. Introduction2. Charge and Energy3. The Relationship of Field and Circuit Concepts4. The Capacitance Parameter5. The Inductance Parameter6. The Resistance ParameterConventions for Describing Networks1. Reference Directions for Current & Voltage2. Active Element Conventions3. The Dot Convention for Coupled Circuits4. Topological Description of NetworksNetwork Equations1. Kirchhoffs Laws2. The Number of Network Equations3. Source Transformations4. Examples of the formulation of Network Equations5. Loop Variable Analysis6. Node Variable Analysis7. Determinants8. Duality9. State Variable Analysis 4. First-Order Differential Equations1. General and Particular Solutions2. Time Constants3. The Integrating Factor4. More Complicated NetworksInitial Conditions in Networks1. Why Study Initial Conditions?2. Initial Conditions In Elements3. Geometrical Interpretation of Derivatives4. A Procedure for Evaluating Initial Conditions5. Initial State of a NetworkDifferential Equations Continued1. Second-Order Equation; Internal Excitation2. Higher-Order Equations; Internal Excitation3. Networks Excited By External Energy Sources4. Response as Related to the S-Plane Location of Roots5. General Solutions In Terms of , Q, and nThe Laplace Transformation1. Introduction2. The Laplace Transformation3. Some Basic Theorems for the Laplace Transformation4. Examples5. Partial Fraction Expansion6. Heavisides Expansion Theorem7. Examples 5. Transforms of Other Signal Waveforms1. The Shifted Unit Step Function2. The Ramp and Impulse Functions3. Waveform Synthesis4. The Initial and Final Value of f (T) From F (S)5. The Convolution Integral6. Convolution as a SummationImpedance Functions and Network Theorems1. The Concept of Complex Frequency2. Transform Impedance and Transform Circuits3. Series & Parallel Combinations of Elements4. Superposition And Reciprocity5. Thevenins Theorem & Nortons TheoremResonance1. Series Resonance2. Impedance and phase angle3. Voltages & Current in a Series Resonant Circuit4. Band Width of a RLC Circuit5. The quality factor (Q) and its effect on Bandwidth6. Magnification i Resonance7. Parallel Resonance8. Resonant Frequency for a Tank Circuit9. Variation of Impedance with Frequency10. Q Factor of Parallel Resonance11. Magnification12. Reactance Curves in Parallel Resonance 6. Polyphase Circuits1. Polyphase System2. Advantages of Three-Phase System3. Generation of Three-Phase Voltages4. Phase Sequence5. Inter Connection of Three-Phase Sources and Loads6. Star to Delta and Delta to Star Transformation7. Voltage, Current and Power in a Star Connected System8. Voltage, Current and Power in a Delta Connected System9. Three-Phase Balanced Circuits10. Three-Phase Unbalanced Circuits11. Power Measurement in Three-Phase CircuitsCoupled Circuits1. Mutual Inductance2. Coefficient of Coupling3. Ideal Transformer4. Analysis of Multi-Winding Coupled Circuits5. Series Connection of Coupled Inductors6. Tuned Circuits7. Double Tuned Coupled CircuitsNetwork Functions1. Singularity Functions2. Unit Functions3. Shifter Functions4. Gate Function5. Network Functions6. Transfer Functions of Two-Port Network7. Poles and Zeros8. Necessary Conditions For Driving Point Function9. Necessary Conditions For Transfer Functions10. Time Domain Response From Pole Zero Plot 7. 11. Amplitude & Phase Response from Pole Zero Plot12. Stability criterion for Active Network13. Routh CriteriaTwo Port Networks1. Two-Port Network2. Open Circuit Impedance (Z) Parameters3. Short Circuit Admittance (Y) Parameters4. Transmission (ABCD) Parameters5. Inverse Transmission (ABCD) Parameters6. Hybrid (H) Parameters7. Inverse Hybrid (g) Parameters8. Inter Relationships of Different Parameters9. Inter Connection of Two-Port Networks10. Terminated Two-Port Network11. Lattice Networks12. Image ParametersFilters & Attenuators1. Classification of Filters2. Filter Networks3. Equations of Filter Networks4. Constant - K Low Pass Filter5. Constant K-High Pass Filter6. Band Pass Filter7. Band Elimination Filter8. Attenuators9. T-Type Attenuator10. - Type Attenuator11. Lattice Attenuator12. Bridged-T Attenuator13. L-Type Attenuator 8. Electrical Machines (EE02)Audience: Students of Second Year Electrical EngineeringObjective: At the end of the course the student will learn about various electrical machines like D.C.Generators, D.C. Motor, transformer, alternators, etc.ContentsElectromechanical Energy Conversion1. Introduction2. Salient Aspects of Conversions3. Energy Balance4. Magnetic - field System5. A Simple Electromechanical System6. Rotary Motion7. Description of Simple System8. Energy stored in the coils9. Different Categories10. Vital Role of Air-gap11. Dynamic Equations and System-model of a Simple System12. Statically induced emf and Dynamically Induced emfD. C. Generators1. Learning Objectives2. Generator Principle3. Simple Loop Generator4. Practical Generator5. Types of Generator6. Brush Contact Drop7. Generated E.M.F8. Iron Loss in Armature9. Total Loss in a D.C. Generator10. Stray Losses 9. 11. Power Stages12. Condition for Maximum EfficiencyArmature Reaction and Commutation1. Learning Objectives2. Armature Reaction3. Demagnetising & Cross-magnetising Conductors4. Demagnetising AT per Pole5. Cross-magnetising AT per pole6. Compensating Windings7. Number of Compensating Windings8. Commutation9. Value of Reactance Voltage10. Methods of Improving Commutation11. Resistance Commutation12. E.M.F. Commutation13. Interpoles of Compoles14. Equalizing Connection15. Parallel Operation of Shunt Generators16. Paralleling DC Generator17. Load Sharing18. Procedure for Paralleling D.C. Generators19. Compound Generators in Parallel20. Series Generators in ParallelGenerator Characteristics1. Learning Objectives2. Characteristics of D.C. Generators3. Separately-excited Generator4. No-load Curve for Self-excited Generator5. Critical Resistance for Shunt Generator 10. 6. How to Find Critical Resistance Rc?7. Critical Speed NC8. Conditions for Build-up of a Shunt Generator9. Factors Affecting Voltage Building10. External Characteristic11. Voltage Regulation12. Internal or Total Characteristic13. Series Generator14. Compound-wound Generator15. How to Calculate Required Series Turns?16. Uses of D.C. GeneratorsElectric Motors1. Electric Motors2. Linear MotorsD. C. Motor1. Motor Principle2. Comparison of Generator and Motor Action3. Significance of the Back e.m.f.4. Voltage Equation of a Motor5. Condition for Maximum Power6. Torque7. Armature Torque of a Motor8. Shaft Torque9. Speed of a D.C. Motor10. Motor Characteristics11. Characteristics of Series Motors12. Characteristics of Shunt Motors13. Compound Motors 11. 14. Performance Curves15. Comparison of Shunt and Series Motors16. Losses and Efficiency17. Power StagesSpeed Control of D. C. Motors1. Factors Controlling Motor Speed2. Speed Control of Shunt motors3. Speed Control of Series Motors4. Merits & Demerit of Rheostatic Control Method5. Series-parallel Control6. Electric Braking7. Electric Braking of Shunt Motors8. Electric Braking of Series Motor9. Electronic Speed Control Method for DC Motors10. Uncontrolled Rectifiers11. Controlled Rectifiers12. Thyristor Choppers13. Thyristor Inverters14. Thyristor Speed Control of Separately-excited D.C. MotorTesting of DC Machines1. Brake Test2. Swinburnes Test3. Advantages of Swinburnes Test4. Regenerative or Hopkinsons Test5. Alternative Connections for Hopkinsons Test6. Merits of Hopkinsons Test7. Retardation or Running down Test8. Fields Test for Series Motor 12. Transformer1. Working Principle of a Transformer2. Transformer Construction3. Elementary Theory of an Ideal Transformer4. E.M.F. Equation of a Transformer5. Voltage Transformation Ratio6. Transformer with Losses but no Magnetic Leakage7. Transformer on Load8. Equivalent Circuit9. Transformer Tests10. Open-circuit or No-load Test11. Short-Circuit or Impedance Test12. Regulation of Transformer13. Losses in a Transformer14. Efficiency of a Transformer15. Condition for Maximum EfficiencyThree-Phase Transformer1. Three-phase Transformer Connections2. Star/Star or Y/Y Connection3. Delta-Delta or D-D Connection4. Wye/Delta or Y/D Connection5. Delta/Wye or D /Y Connection6. Open-Delta or V - V connection7. Power Supplied by V - V Bank8. Scott Connection or T - T Connection9. Three-phase to Two-phase Conversion and vice-versa10. Parallel Operation of 3-phase Transformers 13. Stepper