In this evaluation, only the 230kv and 69kv switchgear is taken into. Common manual operating mechanisms include a sw ing handle see. Manual disconnect switches, tap switches and line selector switches are required as. Potential distribution pattern under a 230 kv bus bar using finite element. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements. Distribution substations are usually characterized by voltages up to 230 kv on the primary side and on. The first step towards the design of a 4002202 kv substation is to determine the load that the substation has to cater and develop it accordingly. The design of earthing system for 230 kv substation is challenging task. I need a free software for earthmat design for 33kv to 400 kv substations in india. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv substations. Standard design transmission lines type 3td 115kv 3pole.
A novel approach for high voltage power substations. Pdf electric power substations engineering, third edition erlet. It describes various types of substations, illustrates typical layouts, and presents. As2067 substations and high voltage installations exceeding 1 kv ac. A safety is one major concern in the operation and design of an electrical power system. This material is made available on the basis that it may be. Pdf design of earthing system for 230 kv high voltage. Bus arrangements reliability cost of configuration available space basic configurations single bus single bus with tie breaker. The future substation design requires an understanding how both primary. Fundamentals of modern electrical substations part 1. Biological and medical aspects of electromagnetic fields. The 21st century substation design power systems engineering.
Basic substation configurations and the components. This series of courses are based on the design guide for rural substations, published by the. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. To better understand the importance of electrical substations, lets start with a discussion. Electronic drawing management system author handbook. Pdf a novel approach for high voltage power substations. This paper is to provide information pertinent to safe earthing practice in substation. This chapter presents general information concerning the design of the substation physical arrangement. This section provides substation design information for load entities interconnected at. The book is organized into 22 chapters to provide comprehensive information on all. Fink and carroll, standard handbook for electrical engineers.