Fourth Class Power Engineering

100 multiple-choice questions · 3 hours · 65% to pass

67 objectives · 1 lesson

• A. Elementary Mechanics and Dynamics
  • Define speed, velocity, distance, displacement, and acceleration, and solve simple linear problems involving these terms.
    • Define speed, velocity, distance, displacement, and acceleration, and solve simple linear problems involving these terms.
  • Perform basic calculations and define basic terms used in the study of mechanics.
  • Define and identify scalar and vector quantities, and solve simple vector problems graphically.
  • Perform calculations using forces and moments, and determine whether or not a system is in equilibrium.
  • Define force, work, pressure, power, and energy and perform calculations involving the relationships between these mechanical terms.
  • Define simple machines and perform calculations relating to mechanical advantage, velocity ratio, and efficiency.
  • Describe friction and solve problems involving friction on a horizontal plane.
  • Explain common examples of power transmission systems, including speed changes, transmitted power, and efficiency.
  • Explain the physical properties of materials and how they affect behaviour under external forces, and explain stress, deformation, tensile/compressive/shear stresses, and factor of safety.
• B. Elementary Chemistry and Thermodynamics
  • Explain basic chemistry principles, basic types of matter, and their properties.
  • Explain the principles of thermodynamics, including the laws of thermodynamics.
  • Explain the modes of heat transfer and the theory of operation of heat exchangers.
  • Describe the principles of the thermodynamics of steam and the associated terms.
• C. Jurisdictional Legislation, Codes and Standards for Power Engineers
  • Describe the purpose of jurisdictional acts and regulations with respect to boilers, pressure vessels and piping for Power Engineers.
  • Describe the purpose of codes and standards with respect to boilers, pressure vessels and piping for Power Engineers.
• D. Power Plant/Heating Plant Safety
  • Describe general plant safety in power, heating, pressure and industrial plants that employ Power Engineers.
  • Describe the common safety programs that are generally implemented in plants.
  • Describe the procedures for safe storage and handling of dangerous materials.
  • Explain fire safety in a plant.
  • Describe the causes of, extinguishing methods, and preventive measures for fires.
• E. Environment
  • Explain how the environment is related to the operating plant.
  • Explain how gas and noise emissions affect plant operation.
  • Explain how liquid and solid emissions affect plant operation.
• F. Material and Welding
  • Describe the mechanical properties of engineering materials and how alloying elements change them, and identify nonferrous materials used in engineering.
  • Describe the welding processes relevant to the plant and Power Engineer.
  • Describe the inspection and testing methods of welds and materials used in plants.
• G. Piping and Valves
  • Describe the basic types of piping, piping connections, supports, and drainage devices used in industry.
  • Describe the design and uses of the valve designs most commonly used in industry plants and on boilers.
• H. Electricity
  • Describe the concepts of basic electricity, and perform simple AC & DC calculations using voltage, current, resistance and power.
  • Describe the basic principles of magnetism as it relates to electricity.
  • Describe the designs and uses of electrical metering devices.
  • Describe the operating principles of the various types of AC and DC motors and generators.
  • Describe the operating principles of electrical transformers.
  • Describe an electrical distribution system and its safe operation.
• I. Energy Plant Instrumentation and Controls
  • Describe the overall purpose and function of plant instrumentation and control systems.
  • Describe the construction and operation of common devices used to measure pressure, level, flow, temperature, humidity, and composition.
  • Describe the basic types and functions of transmitters, recorders, controllers, and control actuators.
  • Describe the operation of programming controls for boilers and discuss testing and maintenance procedures for these controls.
  • Describe the design and operation of electronic control systems.
  • Describe the design and operation of electrical control systems.
• J. Plant Communication
  • Describe how to set up plant and equipment sketches and how to complete a plant line-tracing diagram.
  • Describe the common types of diagrams used in plants.
  • Describe the different types of and proper use of plant communication systems.
• K. Boilers
  • Describe the historical development of boilers, boiler design, components and configuration.
  • Describe the design, components, and characteristics of firetube boilers.
  • Describe the design, components, and characteristics of watertube boilers.
  • Explain the general design and application of electric boilers.
  • Describe the special designs of boilers used in heating plants.
  • Describe the differences between ASME Section I and ASME Section IV boilers.
• L. Boiler Systems
  • Discuss the basic theory of combustion in a boiler and the equipment used to provide proper combustion conditions.
  • Describe the common fuel systems used in boiler systems.
  • Describe draft and the basic equipment used to supply combustion air to a boiler furnace.
  • Describe the types of feedwater systems used for boilers.
  • Describe the purpose, equipment, and operation of blowdown in boiler systems.
  • Describe the purpose, equipment and operation of fireside cleaning in boiler systems.

100 multiple-choice questions · 3 hours · 65% to pass

64 objectives · 1 lesson

• B1. Lubrication
  • Describe the importance of lubrication and the operating principles of lubrication.
    • Describe the importance of lubrication and the operating principles of lubrication.
  • Describe the methods for basic care and maintenance of bearings and their related lubrication systems.
• B2. Pumps and Compressors
  • Describe the construction and operating principles of various types of pumps used in buildings and industrial plants.
  • Describe maintenance procedures for efficient and reliable pump operation.
  • Describe the construction and operating principles of the different types of compressors.
  • Describe the startup, operation, and shutdown of different types of compressors.
• B3. Boiler Safety Devices
  • Explain the code and standards requirements, design, and operation of pressure relief valves for power boilers, heating boilers, and pressure vessels.
  • Explain the design and operation of combustion safety controls on burners and boilers.
  • Describe feedwater control methods and devices used on boilers.
  • Describe the code and standards required fittings and the operating principles of fittings found on boilers.
  • Name and describe the operating and safety controls found on boilers.
• B4. Plant (Boiler) Operations
  • Describe the safe and efficient operational procedures for starting up the auxiliary equipment in a boiler plant.
  • Describe the safe and efficient operational procedures for starting up boiler systems.
  • Describe the safe and efficient operational procedures for operating boilers.
  • Describe the operational checks that need to be conducted for an operating boiler plant.
  • Describe generic shutdown and layup procedures for different boilers.
  • Describe the essential points and readings that need to be monitored and recorded in a plant.
• B5. Power Plant/Heating Plant Maintenance
  • Describe the safe use of common hand tools in the powerhouse.
  • Describe mechanical fasteners and the safe and proper setup of equipment for hoisting and working above ground.
  • Describe the service and maintenance required for boilers.
  • Discuss the procedure for preparing a boiler for inspection and cleaning, and describe mechanical and chemical boiler cleaning methods.
• B6. Water Treatment
  • Describe the general principles, methods, and equipment used in preparing raw feedwater for steam production in a boiler.
  • Describe the general principles, methods and equipment used for the internal treatment of boiler water.
  • Discuss the general principles, methods and equipment used for the treatment of condensate.
  • Discuss the general principles, methods and equipment used for the treatment of cooling tower and condenser water.
  • Describe cooling water/chilled water effects, treatment and tests.
  • Describe heating system water effects, treatment and tests.
• B7. Prime Movers and Engines
  • Describe the conversion of heat into mechanical energy and the history of the steam engine.
  • Describe the construction and operation of steam turbines.
  • Describe the operation and maintenance of cooling towers and condensers.
  • Describe the application, setup, operation, and maintenance required for gas turbines.
  • Describe the application, construction, and operation of internal combustion engines.
• B8. Auxiliary Building Systems
  • Explain lighting systems and some of the basic design considerations for lighting a space.
  • Explain the various water supply systems used in buildings.
  • Describe the design and components of various sanitary drainage systems used in buildings.
• B9. Refrigeration
  • Explain the basic concept of refrigeration and refrigerants.
  • Describe the operating principles, operation, and maintenance of compression refrigeration systems.
  • Describe the purposes and operating principles of the operational and safety controls on a refrigeration system.
  • Describe the operating principle, maintenance and operation of absorption refrigeration systems.
• B10. Heating, Ventilating and Air Conditioning
  • Explain the methods and techniques for conditioning air for human comfort and health.
  • Explain the equipment and principles of humidification.
  • Describe air flow behaviour and the movement of air through distribution systems.
  • Describe the various ventilation systems found in buildings and the various types of air filters used in these systems.
  • Describe the designs and components of duct systems used in air conditioning.
  • Describe the various types of coils used in HVAC systems and their operation.
• B11. Heating and Cooling Systems
  • Describe the operating principles and maintenance procedures of steam heating systems and their components.
  • Describe the various designs of hot water heating systems and their equipment and operation.
  • Describe the common heating systems that a Power Engineer may encounter.
  • Describe central, unitary, and combined types of HVAC systems.
  • Describe heat gains and losses and the common methods of recovering energy from the system.
  • Describe the control system strategies used in HVAC systems.
• B12. Types of Plants
  • Identify steam-related processes in some common types of plants that employ Power Engineers.