GTU Study
KHUDKIBOOK
POWER SYSTEM- I
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3140914
Code: 3140914
Credits: 5
Semester 4
Electrical Engineering
Power System- I
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GTU Previous Year Papers
Power System- I Syllabus — Unit-wise Content
The official GTU curriculum for Power System- I (subject code 3140914) as prescribed for Electrical Engineering · Semester 4 divides the course into 9 units, covering 110 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3140914)Unit 1 Conventional Generation, Load Curves and Tariffs
- Generation scenario in India and Gujarat Steam power station
- Schematic arrangement of steam power station
- Equipments of steam power station
- Hydroelectric power station
- Schematic arrangement of hydro-electric power station
- Constituents of hydro-electric plants
- Nuclear power station
- Schematic arrangement of nuclear power station
- Nuclear reactor
- Gas turbine power plant
- Schematic arrangement of gas turbine power plant
- comparison of various power plants
- Load curves
- Important terms and factors
- Load duration curve
- Desirable characteristics of tariff
- Types of tariff
Unit 2 Introduction to Wind and Solar Power Generation
- The wind power plant – Introduction
- wind turbine classes
- Wind Turbine Components (Rotor
- Electric Substation
- Foundations) Subject Code: 3140914 w.e.f
- AY 2018-19 Wind Energy Conversion – Rotation principle
- Forces on a rotor blade
- Factors affecting performance of rotor (Aerodynamic efficiency
- tip speed
- tip seep ratio etc.)
- Thrust and torque on rotor
- Power curve
- Topologies and operation characteristics of SCIG based wind turbine power plant
- Working Principal and operation characteristic of WRIG based wind turbine power plant
- Concentrated Solar Power (CSP) plant Operation and its working
- Photovoltaic Conversion – Introduction
- Description and principle of working
- performance characteristics of a solar cell
- types of solar cell
- photovoltaic system applications
- Stand-alone PV system configurations
- Grid-connected PV systems
Unit 3 Electrical Supply Systems
- Electric supply system
- Typical ac power supply scheme
- Advantages of high transmission voltage
- Overhead v/s underground systems
- Requirements of a distribution system
- Connection schemes of distribution system
- AC Distribution – Methods of solving AC distribution problems
- Four wires star connected unbalanced load
Unit 4 Power Factor and Power Factor Improvement of Load
- Power factor
- Power factor triangle
- Causes of low power factor
- Disadvantages of low power factor
- Power factor improvement
- Power factor improvement equipment
- Calculations of power factor correction
- Most economical power factor
Unit 5 Mechanical Features and Design of Overhead Transmission Line
- Main components of overhead lines
- Conductor materials
- Line supports
- Types of insulators
- String efficiency
- Methods of improving string efficiency
- Sag in overhead lines
- Calculation of sag, Examples
Unit 6 Transmission Line Parameters
- Line resistance
- Inductance of single conductor
- Inductance of single phase lines
- Flux linkages in terms of self and mutual inductances
- Inductance of 3-phase transmission lines – Symmetrical spacing
- asymmetrical spacing and transposed lines
- Inductance of composite conductors
- Inductance of 3-phase double circuit lines
- Line capacitance
- Capacitance of single phase lines
- Capacitance of three phase lines
- Effect of bundling
- Capacitance of three phase double circuit Subject Code: 3140914 w.e.f
- AY 2018-19 lines
- Effect of earth on the capacitance
Unit 7 Underground Cables
- Underground cables
- construction of cables
- Insulating materials of cables
- Classification of cables
- Cables for 3-phase service
- Insulation resistance of a single core cable
- Capacitance of a single core cable
- Dielectric stress in single core cable
- Most economical conductor size in cable
- Grading of cables
- Capacitance grading
- Inter- sheath grading
- Capacitance of 3-core cables
- Measurement of core to core and core to earth capacitances
Unit 8 Substations
- Classification of substations
- Transformer substation
- Pole mounted substation
- Underground substation
- Symbols for equipments in substations
- Equipments in a transformer substation
- Bus-bar arrangements in substations
- Terminal and through substations
- Key diagrams of 66/11 kV substation and 11/400 kV indoor substation
Unit 9 Neutral Grounding
- System with ungrounded neutral
- Neutral grounding
- Advantages of neutral grounding
- Methods of neutral grounding – Solid grounding
- Resistance grounding
- Reactance grounding
- Resonant grounding
- Voltage transformer earthing
- Grounding transformer
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