# JNTU-K B.TECH R19 4-2 Syllabus For Hvac & dc transmission PDF 2022

### Get Complete Lecture Notes for Hvac & dc transmission on Cynohub APP

You will be able to find information about Hvac & dc transmission along with its Course Objectives and Course outcomes and also a list of textbook and reference books in this blog.You will get to learn a lot of new stuff and resolve a lot of questions you may have regarding Hvac & dc transmission after reading this blog. Hvac & dc transmission has 5 units altogether and you will be able to find notes for every unit on the CynoHub app. Hvac & dc transmission can be learnt easily as long as you have a well planned study schedule and practice all the previous question papers, which are also available on the CynoHub app.

All of the Topic and subtopics related to Hvac & dc transmission are mentioned below in detail. If you are having a hard time understanding Hvac & dc transmission or any other Engineering Subject of any semester or year then please watch the video lectures on the official CynoHub app as it has detailed explanations of each and every topic making your engineering experience easy and fun.

### Hvac & dc transmission Unit One

#### Introduction of EHV AC transmission

Necessity of EHV AC transmission – Advantages and problems– Power handling capacity and line losses– Mechanical considerations – Resistance of conductors –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.

### Hvac & dc transmission Unit Two

#### 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 generation –Properties and limits – Frequency spectrum – Modes of propagation – Excitation function – Measurement of RI, RIV and excitation functions – Examples.

### Hvac & dc transmission Unit Three

#### 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.

### Hvac & dc transmission Unit Four

#### Analysis of HVDC Converters and System Control

Choice of Converter configuration – Analysis of Graetz – Characteristics of 6 Pulse & 12 Pulse converters –Cases of two 3 phase converters in star –Star mode and their performance – Principal of DC Link Control – Converters Control Characteristics – Firing angle control – Current and extinction angle control – Effect of source inductance on the system – Starting and stopping of DC link – Power Control.

### Hvac & dc transmission Unit Five

#### Reactive Power Control in HVDC and Filters

Reactive Power Requirements in steady state–Conventional control strategies–Alternate control strategies sources of reactive power–AC Filters – Shunt capacitors– Synchronous condensers.

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.

### Hvac & dc transmission Course Objectives

 To understand the phenomena associated with transmission line, operating at extra high voltages. The unit gives detail analysis of several phenomena viz. electrostatic field, charges, voltage gradient and conductor configuration.

 The objective is to discuss phenomena of corona, losses, audible noise, radio interference and measurement of these quantities.

 To understand the phenomena of HVDC, HVDC equipment comparison with AC and the latest state of art in HVDC transmission.

 To understand method of conversion of AC to DC, performance of various level of pulse conversionand control characteristics of conversion.It also provides knowledge of effect of source inductance as well as method of power control.

 To understand the requirements of reactive power control and filtering technique in HVDC system.

 To understand the harmonics in AC side of power line in a HVDC system and design of filters for various levels of pulse conversion

### Hvac & dc transmission Course Outcomes

After the completion of the course the student should be able to:

 acquaint with HV transmission system with regard to power handling capacity, losses, conductor resistance and electrostatic field associate with HV. Further knowledge is gained in area of bundle conductor system to improve electrical and mechanical performance.

 develop ability for determining corona, radio interference, audible noise generation and frequency spectrum for single and three phase transmission lines.

 acquire knowledge in transmission of HVDC power with regard to terminal equipments, type of HVDC connectivity and planning of HVDC system.

 develop knowledge with regard to choice of pulse conversion, control characteristic, firing angle control and effect of source impedance.

 develop knowledge of reactive power requirements of conventional control, filters and reactive power compensation in AC. side of HVDC system.
 calculate voltage and current harmonics, and design of filters for six and twelve pulse conversion.

### Hvac & dc transmission Text Books

1. HVDC Power Transmission Systems: Technology and system Interactions – by K.R.Padiyar, New Age International (P) Limited, and Publishers.

2. Direct Current Transmission – by E.W.Kimbark, John Wiley & Sons.

3. EHVAC Transmission Engineering by R. D. Begamudre, New Age International (p) Ltd.

### Hvac & dc transmission Reference Books

1. EHVAC and HVDC Transmission Engineering and Practice – S.Rao.

2. Power Transmission by Direct Current – by E.Uhlmann, B.S.Publications

3. HVDC Transmission – J.Arrillaga.

### Scoring Marks in Hvac & dc transmission

Information about JNTU-K B.Tech R19 Hvac & dc transmission was provided in detail in this article. To know more about the syllabus of other Engineering Subjects of JNTUH check out the official CynoHub application. Click below to download the CynoHub application.

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