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Technical Articles

Energy and Power

Four essential ingredients of an electrical power system

Generally speaking, you must agree that electrical power system is a complex project consisting of the four main ingredients. Now, let’s observe each ingridient in details: Electricity supply Transmission Distribution… Read more

Dec 30, 2016 | By Edvard Csanyi

Four essential ingredients of an electrical power system
Protection

The basic calculation of transmission line protection

The excessive currents accompanying a fault, are the basis of overcurrent protection schemes. For transmission line protection in interconnected systems, it is necessary to provide the desired selectivity such that… Read more

Dec 16, 2016 | By Edvard Csanyi

The basic calculation of transmission line protection
Power Substation

The principles of differential protection you MUST understand

Although nowadays differential protection is achieved numerically, in order to understand the principles of differential protection it is useful to analyze the ubiquitous electromechanical relay. Figure 1 shows a simple differential… Read more

Dec 09, 2016 | By Edvard Csanyi

The principles of differential protection you MUST understand


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