The document provides details about Ranjan Kumar's summer practical training at the National Thermal Power Corporation (NTPC) plant in Kahalgaon, Bihar, India. It discusses the various departments and systems at the plant including coal handling, ash handling, the boiler and turbine systems, water treatment, the cooling tower, electricity generation equipment, transformers, the switchyard, and control and instrumentation. The NTPC Kahalgaon plant has a total installed capacity of 2340 MW and uses coal from nearby mines to generate electricity through its steam turbine units.