Safe Boiler Operation
Objective:
- Establish safety requirements for workplace boilers to prevent risks to Workers.
Intended for:
- Equipment operators, maintenance managers, safety and hygiene personnel, and people experienced in boiler operation.
At the end of the course:
- By the end of the course, participants will understand safety rules and standards, helping to reduce accidents and material losses through safe boiler operation.
Module 1: Awareness of safe boiler operation.
Module 2: Basic concepts.
- Pressure.
- Atmospheric pressure.
- Gauge pressure.
- Absolute pressure.
- Operating pressure.
- Design pressure.
- Temperature.
- Changes in the states of matter.
- Heat transmission.
- Radiation.
- Convection.
- Heat conduction.
- Superheated steam.
- Specific volume.
- Specific heat.
- Relationship between pressure and steam temperature.
Module 3: Boiler overview.
- Definition of boiler.
- Types of boilers.
- Water-tube boilers.
- Fire-tube boilers.
- Elements that make up a boiler.
- Critical parts of a boiler.
- Operation of a boiler.
- Additional elements for boilers.
- Shutoff valves.
- Check valves.
- Safety valves.
- Quick-opening blowdown valves.
- Indicators.
- Level controls.
- Feedwater pumps.
- Pressure gauges.
- Thermometers.
- Pressure switches.
- Thermostats.
Module 4: Critical components for boiler operation.
- Combustion system components.
- Types of burners.
- Natural draft combustion.
- Forced-draft combustion.
- Negative-pressure furnaces.
- Positive-pressure furnaces.
- Combustion process.
Module 5: Boiler water treatment.
- Characteristics of water for boilers.
- Main water impurities and their effects.
- Descalers or water softeners.
- Demineralizers.
- Thermal deaeration and chemical oxygen removal.
- Regulation of pH.
- Condensate recovery.
- Blowdown schedule.
Module 6: Operation of a boiler.
- Startup procedure.
- Boiler shutdown procedure.
- Boiler maintenance program.
- Maintenance every 8 days.
- Monthly maintenance.
- Semiannual boiler maintenance.
- Annual boiler maintenance.
- Emergency Stop Procedure.
- Preservation during prolonged shutdown.
- Calculation of efficiency of a boiler.
- Factors that affect boiler efficiency.
- Aspects to consider for selecting a boiler.
Module 7: Regulatory requirements for boiler operation.
- Safety requirements NOM-020-STPS-2011 and NFPA.
- Conducting hydrostatic tests.
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