Energy and Power
5 Key Elements of Your Electricity Bill
Electricity is a powerful form of energy that is essential to the operation of virtually every facility in the world. It is also an expensive form of energy that can represent… Read more
Aug 29, 2014 | By Edvard Csanyi
Energy and Power
Maintenance Management Of Electrical Equipment (Condition Monitoring Based) – 2
Continued from the first part of this technical article… Read it here. The concept of “Predictive Maintenance Management (PDM)” is not new. PDM program is the maintenance program drawn out… Read more
Aug 27, 2014 | By Ashok Parikh
Energy and Power
Maintenance Management Of Electrical Equipment (Condition Monitoring Based)
In today’s competitive market scenario, all types of industries are under tremendous pressure to cut down their maintenance costs, as they form a significant portion of the operation costs. The… Read more
Aug 25, 2014 | By Ashok Parikh
Energy and Power
10 most common power disturbances that make our life difficult
As you know, deviation from sinusoidal form at the nominal voltage level is actually a power quality issue or power disturbance, defined as “any deviation from the nominal value (or… Read more
Aug 22, 2014 | By Edvard Csanyi
Electrical Lectures
The choice of system voltage according to ANSI standard C84.1
The selection of system voltages is crucial to successful power system design. Reference lists the standard voltages for the United States and their ranges. The nominal voltages are given in Table… Read more
Aug 20, 2014 | By Edvard Csanyi
Energy Efficiency
An example of calculating the number of indoor lighting fixtures
These are the input data for the following calculation: An office area has length: 20 meter; width: 10 meter; height: 3 meter. The ceiling to desk height is 2 meters…. Read more
Aug 18, 2014 | By jiguparmar
Energy and Power
5 most common critical power distribution topologies
In many of today’s mission-critical applications, ever-increasing reliability requirements are the norm. A critical part of this reliability is the reliability of the electric power distribution system for a given… Read more
Aug 15, 2014 | By Edvard Csanyi
High Voltage
Main and Transfer (Inspection) Bus Arrangement commonly used in AIS
The main and transfer bus configuration connects all circuits between the main bus and a transfer bus (sometimes referred to as an inspection bus). Some arrangements include a bus tie… Read more
Aug 13, 2014 | By Edvard Csanyi
Energy and Power
Methods Of Securing LV Circuit Breakers
Circuit breakers are typically secured in place by one of the following methods: Through bolts Bolted to the bus Stab locked to the bus or some type of receptacle connection… Read more
Aug 11, 2014 | By Edvard Csanyi
Energy and Power
Methods Of Mounting LV Circuit Breakers
Methods used to mount circuit breakers can be divided into three general groups, those being: Fixed Removable (disconnectable unit), and Drawout (withdrawable) A review of these mounting methods follows. A… Read more
Aug 08, 2014 | By Edvard Csanyi
High Voltage
Analysing the costs of High Voltage Direct Current (HVDC) transmission
Introduction to HVDC Cost structure of HVDC Assumptions made in the price calculations Thyristor based HVDC system versus high voltage AC system VSC based HVDC system versus an AC system… Read more
Aug 06, 2014 | By Edvard Csanyi
Energy and Power
7 most known high voltage insulation methods you should know
Before getting to the specifics of each material, there are a couple of issues that apply to all materials. First, it is important that the insulating material is homogeneous. This… Read more
Aug 04, 2014 | By Edvard Csanyi
Maintenance
Maintenance and inspection of the transformer bushings
There are six different inspections to be performed on the bushings of the power transformer: Routine inspection Regular inspection (Once every two years) Inspection due to excessive partial heatings Local… Read more
Aug 01, 2014 | By Edvard Csanyi
