Block Diagrams of Control System
The block diagram is to represent a control system in diagram form. In other words, practical representation of a control system is its block diagram. It is not always convenient…
Load Curve | Load Duration Curve | Daily Load Curve
[vc_row][vc_column][vc_column_text]Load Curve A graphical plot showing the variation in demand for energy of the consumers on a source of supply with respect to time is known as the load curve.…
Insulation Coordination in Power System
[vc_row][vc_column][vc_column_text]Insulation Coordination in Power System was introduced to arrange the electrical insulation levels of different components in the electrical power system including transmission network, in such a manner, that the…
Uninterruptible Power Supply | UPS
By definition we can say that Uninterruptible Power Supply (UPS) is electrical equipment which can be used as immediate power source to the connected load when there is any failure…
Power Supply Basics
[vc_row][vc_column width="2/3"][vc_column_text]Parts of a Power Supply A DC Power Supply Unit (commonly called a PSU) deriving power from the AC mains (line) supply performs a number of tasks: It changes…
Types Of Lamps
[vc_row][vc_column width="2/3"][vc_column_text]Energy conservation is becoming more and more of a concern. One solution is to use more energy efficient bulbs at home, schools, businesses and public places. Key Terms: Watt…
Semiconductors
[vc_row][vc_column width="2/3"][vc_column_text] Atomic Structure of Matter Matter is anything that occupies space and has weight. It may exist in any one of three states: solid, liquid or gas. Matter includes…
Power Supplies
[vc_row][vc_column width="2/3"][vc_column_text] In a basic power supply the input power transformer has its primary winding connected to the mains (line) supply. A secondary winding, electro-magnetically coupled but electrically isolated from…
Corona
[vc_row][vc_column width="2/3"][vc_column_text] Contents Introduction Theory of corona formation Factors Affecting Corona Advantages And Disadvantages Of Corona Methods Of Reducing Corona Effect Introduction When an alternating potential difference is applied across…
Potentiometers & Variable Resistors
[vc_row][vc_column width="2/3"][vc_column_text] Figure 1.Potentiometer Construction Resistive Controls Controls that produce a varying voltage using resistance are called either potentiometers or variable resistors. Although both types of control may be physically…
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