The load curve is a graphical representation showing the variation of load with time in a power system. Definition A load curve is a plot of load (kW or MW) versus time (hours, days, or months). Types of Load Curves …
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The output frequency and voltage of an alternator are key parameters that determine the quality of electrical power. Output Frequency Definition Frequency is the number of cycles per second, measured in Hertz (Hz). Frequency Equation \[ f = \frac{P N}{120} …
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The insulation resistance of a cable represents the ability of the insulating material to resist leakage current. For long cables, insulation resistance decreases, making it an important parameter in power system analysis. Basic Concept Conductor Insulating material Protective sheath The …
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Sag is the vertical distance between the lowest point of a conductor and the straight line joining the supports. Shape of Conductor Actual shape: Catenary Approximation: Parabola Sag Equation \[ S = \frac{wL^2}{8T} \] \(S\): Sag \(w\): Weight per unit …
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The Plant Capacity Factor measures how effectively a power plant utilizes its installed capacity over a given period. Definition \[ \text{Capacity Factor} = \frac{\text{Actual Energy Generated}}{\text{Plant Rated Capacity} \times \text{Time}} \] Actual Energy Generated: Total energy produced Plant Rated Capacity: …
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The load factor indicates how efficiently the installed capacity of a power plant is utilized over a given period. Definition \[ \text{Load Factor} = \frac{\text{Average Load}}{\text{Maximum Demand}} \] \[ \text{Load Factor} = \frac{\text{Energy Generated}}{\text{Maximum Demand} \times \text{Time}} \] Terms Maximum …
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