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Monthly Archive for: «May, 2011»

High Voltage

GIS control system

For ease of operation and convenience in wiring the GIS back to the substation control room, a local control cabinet (LCC) is provided for each circuit breaker position (Figure 1)…. Read more

May 29, 2011 | By Edvard Csanyi

GIS control system

GEAFOL – cast-resin transformer

The Siemens’s transformer GEAFOL principle has succeeded in producing transformers with excellent electrical, mechanical and thermal characteristics, which have also proved to be particularly compatible with the environment. GEAFOL transformers… Read more

May 27, 2011 | By Edvard Csanyi

Siemens's cast-resin transformer 'GEAFOL'
Energy and Power

Technology future – The cost of inaction

Without new thinking on technology intervention, the future looks bleak. Unless the role of technology in the global economy is reconsidered, we risk becoming powerless to feed a growing population,… Read more

May 25, 2011 | By Edvard Csanyi

Technology future - The cost of inaction

ESD – Electro Static Discharge

An increasing problem today with the use of more and more electronic equipment in our systems is the Electro Static Discharge (ESD). The main source of the problem is the… Read more

May 23, 2011 | By Edvard Csanyi

Printed Circuit Board (PCB)

TRIHAL – Dry type cast resin HV/LV transformer

Trihal is a three-phase dry type transformer cast under vacuum in epoxy resin with an active filler. It is this active filler, essentially composed of trihydrated alumina, which is the… Read more

May 22, 2011 | By Edvard Csanyi

TRIHAL dry type cast resin HV/LV transformer - Schneider Electric
Energy and Power

Testing of UPS devices

The purpose of electrical testing on systems and their components is two-fold. The first is to check the installation of the equipment and perform component and systems tests to ensure… Read more

May 15, 2011 | By Edvard Csanyi

Testing of UPS devices
Energy and Power

Moisture Effect On Insulation Of Generator

Moisture, which can enter the insulation of a generator or motor winding from damp air or which can enter the winding of a transformer from wet oil, will make a… Read more

May 13, 2011 | By Edvard Csanyi

Figure 2. - Dielectric absorption curves before and after initial dryout for Grand Coulee unit L-6 108,000-kVA, 120-r/min, 13.8-kV, 60-Hz generator.
Energy and Power

Magnifying transmitter – Nikola Tesla

Nikola Tesla is known for many great inventions. Almost all modern power distribution and production systems use Tesla’s designs from over 100 years ago. In addition to that, we have… Read more

May 11, 2011 | By Edvard Csanyi

Magnifying transmitter - Nikola Tesla

Lighting quality, how to achieve?

Achieving the required illuminance level does not necessarily ensure good lighting quality. The quality as well as the quantity of illuminance is important to produce a comfortable, productive, aesthetically pleasing… Read more

May 06, 2011 | By Edvard Csanyi

Lighting quality, how to achieve?

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