8) This describes the essential skills and knowledge and their level, required for this unit. Evidence shall show that knowledge has been acquired shutting down a heat recovery steam generator unit All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies. The extent of the Essential Knowledge and Associated Skills required follows: KS01-PO434B Shut down a heat recovery steam generator unit T1 Evidence shall show that knowledge has been acquired for safe working practices of: Relevant environmental, occupational health and safety legislation and regulations Enterprise procedures Plant drawings and manufacturers manuals Introduction to and typical arrangements of power production plant Relevant plant and equipment, its location and operating parameters Relevant state and territory regulations Electric motor types and characteristics Pump and compressor types and characteristics Valve, damper and actuator types and characteristics Switchgear types and characteristics Electrical protection types and characteristics Electrical principles Process control principles Plant process control systems a.c. generators types and characteristics Transformers types and characteristics Duct burners types and characteristics H.R.S.G construction and principles Thermodynamics Properties of Matter Enterprise recording procedures Control and data acquisition systems Computers and software Mechanical and electrical supervisory, Alarm, protection and control equipment The principles of control of steam temperature and pressure throughout the full range of heat recovery steam generation operation up to and including maximum continuous rating Heat recovery steam generator efficiency Principles of heat recovery steam generator steam and feedwater chemical treatment The arrangement of the heat recovery steam generator gas path and water and steam circuits Fuel conditioning and supplementary firing equipment The heat recovery steam generator system components and their interaction with other plant and equipment external to that covered by this competency. a.c. and d.c. electrical distribution systems Station water distribution systems Fire protection control systems Compressed air systems Auxiliary supply systems T2 Specific skills needed to achieve the Performance Criteria: Interpret plant drawings and manufacturers manuals Apply relevant state and territory regulations Apply enterprise recording procedures Identify plant status Prepare plant/equipment for operation Organise resources Operate HRSG plant and equipment Apply temperature and pressure reducing techniques and principles Apply diagnostic and testing techniques Identify and respond to abnormal plant operating conditions Plan and prioritise work Use relevant hand tools Communicate effectively Apply data analysis techniques and tools |