• Electrical India
  • May 5, 2017

This paper describes the use of advanced line current differential protection, to address conditions like CT saturation at only one-end during through fault conditions. It also describes an industry-unique three-terminal application of line current differential protection within Hindalco Industries Limited...

  • Electrical India
  • Mar 5, 2017

In order to classify the faulty phase and distinguish clearly between line-to-ground and double-line to ground fault a superimposed phase current component based approach is present in this article for fixed series compensated line...

  • Electrical India
  • Jan 5, 2017

The object of the study is to examine efficacy of the prevailing safety regulations with regard to easing out incidences of electricity initiated fire hazard in electrical installations, and effectiveness of enforcing mechanism to curb thereof...

  • Electrical India
  • Nov 5, 2016

According to the statistics of the insurers, the most frequent cause of damage to electrical items and of their failure are surge voltages caused by lightning strikes and switching operations…

  • Electrical India
  • Oct 5, 2016

Electrical equipment like transformer, generator, CTs, PTs and motor requires to be protected from over voltages. Surge arrester is used to protect these equipments from lightning and switching over voltages. Modern day’s surge arrester uses Metal oxide varistor as an active element and provides exceptional overvoltage protection to the equipment connected to the power system...

  • Electrical India
  • Mar 5, 2016

There are eight types of protections applied to the electrical equipment for their safe use in explosive atmosphere. These special electrical equipment are known as Ex equipment. Ex stands for explosion proof or explosion protected...

  • Electrical India
  • Sep 5, 2015

According to a survey, nearly 1200 people die in the country like United States each year from electric shocks on 120V or 277V circuits. Death occurs when voltage pushes electrons through the human body, particularly the heart...

  • Electrical India
  • Mar 5, 2015

The accuracy and uncertainties of diagnosis with dissolved gas analysis (DGA) is not satisfactory through conventional diagnostic techniques in power transformers. On other hand computer’ applications have found wide spread applications ‘human-like’ capabilities to make judgments, guesses, change of opinions.