Course detail

Power transmission networks

FEKT-NPRSAcad. year: 2013/2014

Basic issues related to power transmission. Solution of stabilized state transmission power networks. Determination of characteristic values of short-circuit currents in asymmetrical failures.

Language of instruction

English

Number of ECTS credits

6

Mode of study

Not applicable.

Guarantor

doc. Ing. Vladimír Blažek, CSc.

Department

Department of Electrical Power Engineering (UEEN)

Learning outcomes of the course unit

The students will acquire the basic information about power transmission and will increase their knowledge level in terms of the calculation of symmetrical and asymmetrical short circuits.

Prerequisites

The subject knowledge on the Bachelor´s degree level is requested.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Requirements for completion of a course are specified by a regulation issued by the lecturer responsible for the course and updated for every.

Course curriculum

1) Power lines with distributed parameters, distribution of voltage and current along a steady state power line.
2) Real and ideal HV power line - special operation modes.
3) Voltage and current waves along steady state power line with distributed parameters.
4) Overvoltage in power systems. Four-terminal networks substitution of power line elements.
5) Solution of a simple-type four-terminal network as electric circuit and by cascade equations.
6) Cascade and parallel connection of four-terminal networks.
7) Mathematical modeling of a HV system as a total. Specification of the system operation modes.
8) Solution of steady-state of HV and UHV systems by Gauss-Seidel method.
9) Reactors, capacitors and synchronous compensators on HV systems.
10) Transmission capacity and parameters compensation of power lines. Compensation equipments positioning.
11) The example of steady state calculation of UHV system.
12) The example of compensation of parameters UHV line.
13) The example waves' processes waves u(x,t) and i(x,t) on an ideal UHV line.

Work placements

Not applicable.

Aims

To make the students familiar with basic issues of power transmission.

Specification of controlled education, way of implementation and compensation for absences

The content and forms of instruction in the evaluated course are specified by a regulation issued by the lecturer responsible for the course and updated for every academic year.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Reiss,L.,Malý,K.,Pavlíček,Z.,Bizík,J.:Teoretická elektroenergetika II,SNTL/ALFA,1978.
Reiss,L.,Malý,K.,Pavlíček,Z.,Němeček,F.:Teoretická elektroenergetika I,ALFA,1977.
Saadat,H.:Power system analysis.McGraw-Hill,1999.
Trojánek,Z.,Hájek,J.,Kvasnica,P.:Přechodné jevy v elektrizaních soustavách,SNTL/ALFA,1987.

Recommended reading

Not applicable.

Classification of course in study plans

  • Programme EECC-MN Master's

    branch MN-EEN , 1 year of study, winter semester, compulsory

Type of course unit

 

Lecture

39 hod., optionally

Teacher / Lecturer

doc. Ing. Vladimír Blažek, CSc.

Syllabus

1) Power lines with distributed parameters, distribution of voltage and current along a steady state power line.
2) Real and ideal HV power line - special operation modes.
3) Voltage and current waves along steady state power line with distributed parameters.
4) Overvoltage in power systems. Four-terminal networks substitution of power line elements.
5) Solution of a simple-type four-terminal network as electric circuit and by cascade equations.
6) Cascade and parallel connection of four-terminal networks.
7) Mathematical modeling of a HV system as a total. Specification of the system operation modes.
8) Solution of steady-state of HV and UHV systems by Gauss-Seidel method.
9) Reactors, capacitors and synchronous compensators on HV systems.
10) Transmission capacity and parameters compensation of power lines. Compensation equipments positioning.
11) The example of steady state calculation of UHV system.
12) The example of compensation of parameters UHV line.
13) The example waves' processes waves u(x,t) and i(x,t) on an ideal UHV line.

Fundamentals seminar

16 hod., optionally

Teacher / Lecturer

doc. Ing. Vladimír Blažek, CSc.

Syllabus

1) Calculation wave impedance Zv, propagation factor, natural load of a line Pp and phase velocity of wave for real and ideal lines.
2) The conditions calculation on UHV line - real and ideal for natural load transmission. Calculation line parameters and cascade constants.
3 )Wave processes on the lines and their inhomogeneities.
4) Four-terminal networks substitution of power line elements. Solution of a simple-type four-terminal network as electric circuit and by cascade equations.
5) Cascade and parallel connection of four-terminal networks.
6) Calculation the cascade transformer and power line and their substitution by four-terminal networks. Calculation parameters final four-terminal network in matrix form.
7) Serial and parallel parameters compensation of 400 kV lines.
8) Credit test.

Exercise in computer lab

4 hod., compulsory

Teacher / Lecturer

doc. Ing. Vladimír Blažek, CSc.

Syllabus

1) Calculation of a steady-state operation of a simple-type HV power network by using PC
2) Calculation the cascade parameters of a simple-type HV power lines for serial and parallel connection and their steady-state operation by using PC

Laboratory exercise

6 hod., compulsory

Teacher / Lecturer

doc. Ing. Vladimír Blažek, CSc.

Syllabus

1) Measuring cascade connection of two models of UHV lines
2) Measuring parallel connection of two-port networks
3) Measuring wave processes on the model of UHV line