July 2008
Intermediate to advanced
625 pages
17h 13m
English
Content preview from Electric Power Transmission and Distribution
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10
Power Factor Improvement
CHAPTER OBJECTIVES
After reading this chapter, you should be able to:
- Provide the reasons for poor power factor
- Understand the various methods of power factor improvement
- Determine the best economical power factor
10.1 INTRODUCTION
Electrical power or energy, generated at power stations and transmitted through transmission lines, is then distributed to the consumer. The quantity of power transmitted and distributed is based on the power factor (pf) of load and the parameters of the transmission lines.
Almost all the power system loads are of the inductive type and have undesirably low lagging power factor. Low power factor and increase in current results in additional losses in all the components of power system ...
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