Certification of distribution assemblies is defined by international standard IEC 61439-1. This standard provides common rules that are recognized worldwide. Compliance with the standard is certified, depending on the country or market, by a declaration of the panel...
Hydraulic Pitch Systems for Wind Turbines Instruction The technology utilized to run and control the angle of the blades in a wind turbine is a pitch system. Electric motors and gears, or hydraulic cylinders and a power supply system, make up the majority of the...
Transformers in electrical power system. Transformers are important components in electrical power systems, and their protection is critical to ensure the safe and reliable operation of the power system. Here are some of the different types of transformer protection:...
What does a good grounding of the power substation and switching station really mean ? The object of an earthing system in a substation is to provide under and around the substation a surface that shall be at a uniform potential and near zero or absolute earth...
Example of 33/11kV on site assessment report Work completed at the time included the construction of the 33/11 kV substation switchgear facility, guardhouse, fencing, exterior lighting, and installation of two 33kV to 11kV transformers (31500 kVA), two auxiliary...
How to make calculation for distribution substation 10/0.4, 2 x 1600kVA Distribution substations with an installed power of 2×1600 kVA are a typical example of electrical power supply facilities which can be often seen all around Europe and wider. By "calculation" of...
Solar energy from A to Z for electrical engineers This course is designed for anyone who would like to learn about solar energy from A to Z for electrical engineers, solar designers, and all who are interested in working in the solar energy field. The course has 11...
Insulation medium is an indispensable part of a power transformer, and the interesting thing about it is that it can drop dead at any time. Most of the time, this doesn’t happen, but…
Electrical Power Transmission and Distribution Technology Due to rapid urbanization and industrialization across the globe, the demand for electricity is expected to rise in the upcoming years. In order to meet the rising demand for energy globally, there is an...
Understanding Differential Protection Relay: How it Works and its Importance in Electrical Equipment Protection Differential protection relay is a type of protective relay that is used to protect power transformers, generators, busbars, and other electrical equipment...
Learn how to draft the layout of an LV switchgear( sizing, designing , equipment, installation ) Electrical switchgear often comes as an assembly or combination of multiple switching devices grouped in adjacent cubicles to facilitate power distribution and protection....
High Voltage Direct Current (HVDC) Transmission High voltage direct current (HVDC) power systems use D.C. for transmission of bulk power over long distances. For long-distance power transmission, HVDC lines are less expensive, and losses are less as compared to AC...