Extra High Voltage AC Transmission Pdf Notes – EHV AC Pdf Notes

Here you can download the free lecture Notes of Extra High Voltage AC Transmission Pdf Notes – EHV AC Pdf Notes materials with multiple file links to download. The Extra High Voltage AC Transmission Notes Pdf – EHV AC Notes Pdf book starts with the topics covering Preliminaries: Necessity of EHV AC transmission, Line inductance and capacitances, Voltage gradients of conductors:Electrostatics, Power loss and audible noise (AN), Radio interference (RI), Electrostatic field: calculation of electrostatic field of EHV/AC lines, Traveling wave expression and solution, Power circle diagram and its use, Etc.

EHV AC Transmission Notes | EHV AC notes pdf | EHV AC pdf notes | EHV AC Pdf | EHV AC Notes

Extra High Voltage AC Transmission Pdf Notes – EHV AC Pdf Notes

Complete Notes

Link:Complete Notes

Note :- These notes are according to the R09 Syllabus book of JNTU.In R13 and R15,8-units of R09 syllabus are combined into 5-units in R13 and R15 syllabus. If you have any doubts please refer to the JNTU Syllabus Book.

Unit – I

Preliminaries: Necessity of EHV AC transmission – advantages and problems–power handling capacity and line losses- mechanical considerations – resistance of conductors – properties of bundled conductors – bundle spacing and bundle radius- Examples.

Unit – II

Line and ground reactive parameters:Line inductance and capacitances – sequence inductances and capacitances – modes of propagation – ground return – Examples

Unit – III

Voltage gradients of conductors:Electrostatics – field of sphere gap – field of line changes and properties – charge – potential relations for multi-conductors – surface voltage gradient on conductors – distribution of voltage gradient on sub-conductors of bundle – Examples.

Extra High Voltage AC Transmission Notes Pdf – EHV AC Notes Pdf

Unit – IV

Corona effects – I: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.

Unit – V

Corona effects – II:Radio interference (RI) – corona pulses generation, properties, limits – frequency spectrum – modes of propagation – excitation function – measurement of RI, RIV and excitation functions – Examples.

Unit – VI

Electro static field:Electrostatic field: calculation of electrostatic field of EHV/AC lines – effect on humans, animals and plants – electrostatic induction in unenergised circuit of double-circuit line – electromagnetic interference-Examples.

Unit- VII

Traveling wave theory:Traveling wave expression and solution- source of excitation- terminal conditions- open circuited and short-circuited end- reflection and refraction coefficients-Lumped parameters of distributed lines-generalized constants-No load voltage conditions and charging current.

Unit –VIII

Voltage control:Power circle diagram and its use – voltage control using synchronous condensers – cascade connection of shunt and series compensation – sub synchronous resonance in series capacitor – compensated lines – static VAR compensating system.

Text books – Extra High Voltage AC Transmission Notes – EHV AC pdf notes – EHV AC Pdf – EHV AC lecture notes

1. EHVAC Transmission Engineering by R. D. Begamudre, New Age International (p) Ltd.
2. HVAC and DC Transmission by S. Rao

Advertisements

Check Also

Goa board 12th result and 10th result 2019 Released

Goa board 12th result and 10th result 2019 Released:   Check your Goa SSC Result …

Leave a Reply

Your email address will not be published. Required fields are marked *