Electrical Engineering

1. chapter 1 · AElE01 · 10 questions · 10 marks

   Fundamental of Electrical Engineering

   1. AElE0101
      Basic circuit concept

      Ohm´s law, voltage, current, power and energy, conducting and insulating materials. Series and parallel electric circuits, star-delta and delta-star conversion, Kirchhoff’s law, linear and non-linear circuit, bilateral and unilateral circuits, active and passive circuits.

   2. AElE0102
      Network theorems

      Superposition theorem, Thevenin`s theorem, Norton`s theorem, Maximum power transfer theorem.

   3. AElE0103
      Alternating current fundamentals

      Principle of generation of alternating voltages and currents and their equations and waveforms, average, peak and rms values.

   4. AElE0104
      Electric circuit responses

      Steady State and Transient analysis of R-L, R-C, R-L-C circuits.

   5. AElE0105
      AC series and parallel circuits

      Active, reactive and apparent power, Power Factor Resonance.

   6. AElE0106
      Three phase systems

      star and delta connection of three phase system, relation between line and phase voltage, neutral concept, effect of unbalance load in three phase system, active and reactive power.

2. chapter 2 · AElE02 · 10 questions · 10 marks

   Electrical Machines

   1. AElE0201
      Magnetic circuits

      Flux linkage, inductance and energy; magnetic materials and their properties; magnetically induced emf and force.

   2. AElE0202
      Transformers

      Core and shell type transformers, parts of transformers; tank, conservators, breather, explosion vent, bushings, transformer oil etc. no-load and on-load operation of transformers, Equivalent circuits, transformer tests, hysteresis and eddy current losses and efficiency, condition for maximum efficiency, three phase transformer connections; parallel operation of transformers; transformer capacity; temperature rise.

   3. AElE0203
      DC machines

      Construction detail; Working principles; operating characteristics of different types of DC generators and motors, armature reaction; losses and efficiency; applications, starting and speed control of DC motors.

   4. AElE0204
      Synchronous machines

      Construction and working principle, armature and field winding, different types of excitation systems, equation of induced E.M.F., speed and frequency correlation, voltage and frequency regulation, losses and efficiency, parallel operation and synchronizing, alternators connected to infinite bus bars, Synchronous motors: Working principle, application, starting methods.

   5. AElE0205
      Three phase induction motors

      construction detail, squirrel cage and phase wound type, working principles, equivalent circuits, torque slip characteristics, effect of rotor resistance, starting methods, no-load and block rotor tests, methods of speed control.

   6. AElE0206
      Single phase induction motor

      Construction, Operation and Characteristics of single-phase motors: Split phase motors, shaded pole motors, applications, Speed control.

3. chapter 3 · AElE03 · 10 questions · 10 marks

   Power Plants Engineering

   1. AElE0301
      Hydroelectric power plants

      Classifications and respective layouts, selection of sites, types of water turbines, their working principles and applications, governing of water turbines, Hydro-plant auxiliaries.

   2. AElE0302
      Diesel electric power plants

      Selection of sites, elements of a diesel plant and its layout.

   3. AElE0303
      Non-conventional power generation

      Solar Power Generation, Wind Power Generation.

   4. AElE0304
      Energy storages

      Pumped Storage Plants, Battery Energy Storage, Compressed Air Storage and Flywheel Storage.

   5. AElE0305
      Excitation systems

      DC excitation system, AC excitation system, static excitation system, brushless excitation system, Automatic voltage regulator: Construction and Operation.

   6. AElE0306
      Starting of generators

      Prerequisites for starting of generators in hydro and diesel station, B lack start units in power stations.

4. chapter 4 · AElE04 · 10 questions · 10 marks

   Electrical Measurements and Instrumentations

   1. AElE0401
      Measurement and error

      Static and Dynamic Errors, Maxwell bridges, Schering Bridge, Wien bridge.

   2. AElE0402
      Measuring instruments

      Moving Coil and Moving Iron Instruments: Galvanometer, Ammeter, Voltmeter, Wattmeter, Watt-hour meter, Maximum Demand Meter, Frequency Meter and Power Factor Meter, Measurement of resistances.

   3. AElE0403
      Transducers and sensors

      Electrical, Mechanical and Thermal: Potentiometer, LVDT, Strain Gauge, load cell, Hall Effect Sensors, Piezoelectric Sensors, Capacitive Sensors, thermistor, thermocouples, photoconductive cells, photo diodes.

   4. AElE0404
      Analog to digital and digital to analog converters

      Weighted resistor type and Ladder type D/A converters, Dual-ramp type and Successive approximation type A/D converters.

   5. AElE0405
      Digital instrumentation

      Fundamental principles, interfacing to the computers, Microprocessor based instrumentation.

   6. AElE0406
      Instrument transformers

      Construction and Operating Principles of Measuring and Protection type CTs, Potential Transformers.

5. chapter 5 · AElE05 · 10 questions · 10 marks

   Power Electronics and Control

   1. AElE0501
      Control system fundamentals

      Open Loop and Closed Loop system, System Transfer Function.

   2. AElE0502
      Time domain analysis

      First Order System, Second Order System, Control System Stability, pole zero plot, Root Locus, PID Controller.

   3. AElE0503
      Frequency domain analysis

      Bode Plot, Nyquist Plot.

   4. AElE0504
      Power semiconductor switches

      Construction and Characteristics of power diode, Thyristors, GTO, TRAIC, IGBT and MOSFET, Power loss in Power Switches, Protection of Power Switching Devices and Circuits.

   5. AElE0505
      Power converters

      Rectifiers: Operating principle, half wave and full wave rectifier, Performance parameters of rectifier and THD evaluation, power factor improvement techniques, Inverters: basic principle of inverter, output waveforms, THD evaluation, Pulse Width Modulation for Inverters. DC- DC converters: principle of operation of DC-DC converters, output waveforms, average output voltage.

   6. AElE0506
      Applications of power electronics

      Operation of UPS and types and components of HVDC Transmission System.

6. chapter 6 · AElE06 · 10 questions · 10 marks

   Power System Protection

   1. AElE0601
      Fuses, isolators and reactors

      Fuse types, construction, characteristics and application; Isolators types, construction, operation and application; reactors and their selections.

   2. AElE0602
      Circuit breakers

      Construction operation and application of air, vacuum, oil and gas filled circuit breakers, specification, rating, testing and selection of circuit breakers, MCB and MCCB protection.

   3. AElE0603
      Protective relays

      Over current, earth fault and under voltage relays, isolators and contactors. Overload and short circuit protection, earth fault protection, differential protection, distance protection.

   4. AElE0604
      Lightning protection

      Lightning phenomenon, types and functions of lightning arrestor, overhead earth wire.

   5. AElE0605
      Earthing

      System and Equipment Earthing, Safety and precautions.

   6. AElE0606
      Substations

      Types of substations, bus bar arrangements, earthing of equipment’s in a substation, role of auxiliary equipment and measuring accessories, Compensation devices: Tap changing in transformer, booster transformer, synchronous condensers and static compensators.

7. chapter 7 · AElE07 · 10 questions · 10 marks

   Transmission and Distribution Lines

   1. AElE0701
      Transmission lines

      Overhead transmission line and underground cabling.

   2. AElE0702
      Transmission lines circuit selection

      Necessity of high voltage transmission, choice of voltage level, conductor spacing, insulating materials and their classification, voltage regulation and efficiency of short and medium transmission lines,.

   3. AElE0703
      Mechanical design of overhead line

      Sag, tension and clearances, supports and cross arms, conducting materials, types of Insulators, String Efficiency, Jumpers and vibrations dampers in transmission lines.

   4. AElE0704
      Electrical loads

      Types, characteristic and load forecast.

   5. AElE0705
      Distribution systems

      Primary distribution system: Radial system, ring main system and interconnected network system. Secondary distribution system: Three phase four wire distribution, single phase two wire distribution, Selection of supports and conductors in secondary distribution system, stay wire.

   6. AElE0706
      Voltage regulation and power factor correction

      Voltage regulation in distribution system, power factor correction.

8. chapter 8 · AElE08 · 10 questions · 10 marks

   Utilization of Electrical Energy

   1. AElE0801
      Illumination

      luminous flux, luminous intensity, construction and working principle of incandescent lamps, fluorescent lamps, CFL, LED, indoor and outdoor lighting schemes.

   2. AElE0802
      Electrical design and estimation

      Electrical Drawing, Estimation and Costing for buildings and industrial complexes; National Building Code; National electricity standards and codes.

   3. AElE0803
      Tariff schemes

      Types of tariffs, tariff schemes in Nepal; Nepal Electricity Regulations and Acts.

   4. AElE0804
      Electric drives and motor selection

      types of electric drives, motor sizing and power torque calculation.

   5. AElE0805
      Electric heating

      Types and Application, Electrical energy conservation measures.

   6. AElE0806
      Electric traction

      Types of electric traction, Types of motors used for electric traction, starting and speed control of electric motors for tramway, trolley bus, electric train, elevators.

9. chapter 9 · AElE09 · 10 questions · 10 marks

   Power System Analysis

   1. AElE0901
      Transmission line parameters

      Computation of series and shunt parameters of transmission line equivalent circuits, concept of GMD and GMR, proximity effect and skin effect; Corona: corona inception voltage, power loss, Per unit system representation: Single line impedance and reactance diagrams.

   2. AElE0902
      Performance of transmission line

      Lumped and distributed parameter modeling, ABCD parameters, efficiency & regulations calculations, Feranti effect, surge impedance loading.

   3. AElE0903
      Fault calculations

      Symmetrical components, grounded & ungrounded systems, L-G, L-L, L-L- G and 3-phase faults.

   4. AElE0904
      Load flow

      Y-bus of a power system network, Gauss-Seidal and Newton-Rapshon methods.

   5. AElE0905
      Stability analysis

      Steady state & transient stability limits, swing equations, equal area criterion, stability enhancement techniques, Voltage Stability.

   6. AElE0906
      Voltage control and VAR compensation

      Real and reactive power flow through transmission line, series and shunt compensations.

10. chapter 10 · AALL10 · 10 questions · 10 marks

    Project Planning, Design and Implementation

    1. AALL1001
       Engineering drawings and its concepts

       Fundamentals of standard drawing sheets, dimensions, scale, line diagram, orthographic projection, isometric projection/view, pictorial views, and sectional drawing.

    2. AALL1002
       Engineering Economics

       understanding of project cash flow; discount rate, interest and time value of money; basic methodologies for engineering economics analysis (Discounted Payback Period, NPV, IRR & MARR); comparison of alternatives, depreciation system and taxation system in Nepal.

    3. AALL1003
       Project planning and scheduling

       project classifications; project life cycle phases; project planning process; project scheduling (bar chart, CPM, PERT); resources levelling and smoothing; monitoring/evaluation/controlling.

    4. AALL1004
       Project management

       Information system; project risk analysis and management; project financing, tender and its process, and contract management.

    5. AALL1005
       Engineering professional practice

       Environment and society; professional ethics; regulatory environment; contemporary issues/problems in engineering; occupational health and safety; roles/responsibilities of Nepal Engineers Association (NEA).

    6. AALL1006
       Engineering Regulatory Body

       Nepal Engineering Council (Acts & Regulations). (AALL1006) Full Course Available on PANA ACADEMY 9851420233 / 9851342670 / 9808100083 panaacademy.com.

always check the latest syllabus on the official Nepal Engineering Council website (nec.gov.np).