Part V - Electrical Engineering Book

Part VBusbar Introduction 28 Types of metal - enclosed bus systems 28 A non-segregated phase bus system 28 A segregated phase bus system 28 An isolated phase bus (IPB) system 28 A rising mains (vertical bus system) 28 An overhead bus (horizontal bus system) 28 Non-conventional, compact and low loss bus systems 28 Design parameters and service conditions for a metal - enclosed bussystem 28 Design parameters 28 Short-circuit effects 28 Thermal effects 28 Electrodynamic effects 28 Service conditions 28 Ambient temperature 28 Altitude 28 Atmospheric conditions 28 Excessive vibrations and seismic effects 28 Other design considerations 28 Size of enclosure 28 Voltage drop 28 Skin and proximity effects on a current-carrying conductor28 Skin effect 28 Skin effect analysis 28 Determining the skin effect 28 Proximity effect 28 Proximity effect in terms of busbar reactance 28 Voltage unbalance as a consequence of the proximity effect28 Derating due to the proximity effect 28 Minimizing the proximity effect 28 Energy saving 28 Sample calculations for designing a 2500 A non-isolated phasealuminium busbar system 28/1025 Relevant Standards 28/1036 List of formulae used 28/1037 Further Reading 28/103728 Carrying

Carrying power through metal-enclosed bus systems28/985 28.1 Introduction In a power-generating station power is carried from the generator to …

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