Posted inTransmission and distribution
Load impedance effect on incident wave and reflection wave due to surge.
We know the term transmission and reflection coefficient of a medium when they are to transfer any…
Posted inTransmission and distribution
Low power factor effect in transmission and consumer electrical system.
Low power factor effect has some adverse impact on both the transmission line and also…
Posted inTransmission and distribution
Capacitor and its behaviour
Figure shows a capacitor consists of two pieces of metal (the plates) separated from each…
Posted inTransmission and distribution
Tower spotting
 From the field book entries, the route plan with enroute details and level profile shall…
Posted inTransmission and distribution
MECHANICAL DESIGN OF TRANSMISSION LINE
 SAG IN OVERHEAD LINES  While erecting an overhead line, it is very important that conductors…
Posted inTransmission and distribution
GRADING OF CABLES
 The process of achieving uniform electrostatic stress in the dielectric of cables is known as…
Posted inTransmission and distribution
CLASSIFICATION OF CABLES
Cables for underground service may be classified in two ways according to  (i) the type of…
Posted inTransmission and distribution
INSULATING MATERIALS FOR CABLES
 The satisfactory operation of a cable depends to a great extent upon the characteristics of…
Posted inTransmission and distribution
INSULATED CABLE
 Electric power can be transmitted or distributed either by overhead system or by underground cables.…
Posted inTransmission and distribution
INSULATOR TESTING TYPES
 According to the British Standard, the electrical insulator must undergo the following tests  1.     Flashover tests…