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Monthly Archive for: «May, 2013»

Energy and Power

MCset – Air Insulated Switchgear with SF6 CB

MCset is Schneider Electric‘s AIS – Air Insulated Switchgear (indoor metal-enclosed device) intended for the MV section of HV/MV substations and high power MV/MV substations up to 24kV. Main component of MCset… Read more

May 31, 2013 | By Edvard

MCset Air Insulated Switchgear with SF6 CB (up to 24kV)
Electric Motor

Three Phenomenons In The Iron Of AC Machines

Most of our practical AC machines (motors, generators ad transformers) depend heavily on the magnetic field for operation. The core iron of the machine provides a path for the magnet… Read more

May 29, 2013 | By Edvard

Three phenomenons in the iron of AC machines
Testing and Commissioning

Condition Monitoring of Transformers

It is possible to provide transformers with measuring devices to detect early signs of degradation in various components and provide warning to the operator in order to avoid a lengthy… Read more

May 24, 2013 | By Edvard

Condition Monitoring of Transformers (on photo: distributive tranformer
Testing and Commissioning

Transformer Routine Dielectric (Insulation) Test

The following insulation tests are performed in order to meet the transformer insulation strength expectations. Unless otherwise requested by the customer, the following test are performed in the following order (IEC… Read more

May 23, 2013 | By Edvard

Transformer Routine Dielectric (Insulation) Test
Energy and Power

Are you concerned about your privacy in Smart Grid?

Modernization of the grid will increase the level of personal information detail available as well as the instances of collection, use and disclosure of personal information. Instead of measuring energy… Read more

May 22, 2013 | By Edvard

Are you concerned about your privacy in Smart Grid?
Testing and Commissioning

Erection Procedure for Power Transformer

This technical article deals with transformers and their installation so we restrict ourselves here to the procedures associated with their commissioning. Transformers should be inspected for internal or external damage, particularly if… Read more

May 20, 2013 | By Edvard

Erection Procedure for Power Transformer
Industrial Automation

Requirements and Functions of Substation Automation

Substation automation is the cutting edge technology in electrical engineering. It means having an intelligent, interactive power distribution network including : Increased performance and reliability of electrical protection. Advanced disturbance… Read more

May 17, 2013 | By Edvard

Requirements and Functions of Substation Automation
Energy and Power

Ferroresonance Occurrence In Power Transformer

Ferroresonance occurs when line capacitance resonates with the magnetizing reactance of a core while it goes in and out of saturation. Ferroresonance is usually associated with potential transformers, which are… Read more

May 10, 2013 | By Edvard

Ferroresonance Occurrence In Power Transformer
Testing and Commissioning

When a transformer has stomach pain and wants to…

During normal operation, transformer internal structures and windings are subjected to mechanical forces due to the magnetic forces. These forces are illustrated in Figure 1. By designing the internal structure very… Read more

May 08, 2013 | By Edvard

Transformer windings forces due to the magnetic forces


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