Transmission

Introduction Explain the purpose of the transmission portion of a T&D system. Identify the components that make up a typical transmission line. Explain the basic purpose of a power grid. Conductors Explain the purpose of conductors. Describe some of the basic characteristics of conductors. Differentiate between solid stranded and bundled conductors. Insulators Explain the purpose of insulators. Recognize and identify the types of insulators commonly used on transmission lines. Identify and describe some of the typical mounting positions for insulators on transmission lines. Structures List and explain three basic classifications of structures used on transmission lines. List and explain some of the factors that affect the design of transmission structures. Construction List and explain some of the key tasks that must be performed in order to construct a transmission line. Explain the basic process for stringing conductors. Patrolling List and explain some of the basic considerations for making a visual inspection and a climbing inspection of a transmission line. Identify some of the unique concerns associated with inspecting metal poles wooden poles and towers. Explain why it is important to document findings such as a transmission line inspection.