R23
EEE · 4-1
✓ VERIFIED VS. PUBLISHED SYLLABUS 2026-07-12
EHVAC & HVDC Transmission Systems
JNTUK R23 · EEE · semester 4-1 · syllabus
This JNTUK R23 professional elective is listed for Electrical and Electronics Engineering (EEE). It is listed in semester 4-1. It carries 3 credits. The published coverage runs across 5 units, from Unit I through Unit V.
Verified vs. published syllabus
Checked 12 Jul 2026
SOURCE DOCKET
Published evidence
✓ Verified
Checked 12 Jul 2026
Record 5 published units
Verification scope The course structure, credits, and unit-wise syllabus are sourced directly from JNTUK's official R23 EEE course structure and syllabus.
5 units, from Unit I to Unit V. Tick off units as you cover them — your progress stays on this device.
Unit-wise syllabus
0 / 5 COVERED
UNIT 01 — Unit I
Introduction of EHV AC transmission Necessity of EHV AC transmission – Advantages and problems– Power handling capacity and line losses– Mechanical considerations in line performance –Electrostatics – Field of sphere gap – Field of line charges and properties – Charge – potential relations for multi–conductors – Surface voltage gradient on conductors – Bundle spacing and bundle radius– Examples – Distribution of voltage gradient on sub conductors of bundle – Examples.
UNIT 02 — Unit II
Corona effects Power loss and audible noise (AN) – Corona loss formulae – Charge voltage diagram – Generation – Characteristics – Limits and measurements of AN – Relation between 1–phase and 3–phase AN levels – Examples – Radio interference (RI) – Corona pulses and thier generation – Properties and limits – Frequency spectrum – Modes of propagation – Excitation function – Measurement of RI, RIV and excitation functions – Examples.
UNIT 03 — Unit III
Basic Concepts of DC Transmission Economics & Terminal equipment of HVDC transmission systems: Types of HVDC Links – Apparatus required for HVDC Systems – Comparison of AC &DC transmission – Application of DC Transmission System – Planning & Modern trends in DC transmission – Types of MTDC systems.
UNIT 04 — Unit IV
Analysis of HVDC Converters and System Control Choice of Converter configuration – Analysis of Graetz circuit – Characteristics of 6 Pulse & 12 Pulse converters –– Principal of DC Link Control – Converters Control Characteristics – Firing angle control –Constant Current and extinction angle control –Starting and stopping of DC link – Power Control.
UNIT 05 — Unit V
Harmonics in HVDC System Generation of Harmonics – Characteristics harmonics – Calculation of AC Harmonics – Non– Characteristics harmonics – Adverse effects of harmonics – Calculation of voltage & current harmonics – Effect of Pulse number on harmonics. Types of AC filters, Design of Single tuned filters –Design of High pass filters.