Podcast
Questions and Answers
What is the primary function of the heat exchanger in a boiler?
What is the primary function of the heat exchanger in a boiler?
- To provide oxygen for combustion
- To regulate the burner
- To convert chemical energy to heat energy
- To transfer heat to the boiler water (correct)
What is the term for the burning or rapid oxidation of a fuel that produces light and heat?
What is the term for the burning or rapid oxidation of a fuel that produces light and heat?
- Combustion (correct)
- Heat transfer
- Oxidation reaction
- Energy conversion
Why is it necessary to evaluate fuels and determine the best way to prepare and burn them?
Why is it necessary to evaluate fuels and determine the best way to prepare and burn them?
- To minimize the maintenance of the boiler
- To ensure complete combustion and prevent waste (correct)
- To reduce the cost of fuel
- To increase the efficiency of the boiler
What is a potential hazard of incomplete combustion?
What is a potential hazard of incomplete combustion?
What is a key factor in optimizing energy conversion in boilers?
What is a key factor in optimizing energy conversion in boilers?
What is the primary goal of understanding the combustion process in boilers?
What is the primary goal of understanding the combustion process in boilers?
What is a common characteristic of gaseous fuels like natural gas?
What is a common characteristic of gaseous fuels like natural gas?
What is the purpose of oxygen in the combustion process?
What is the purpose of oxygen in the combustion process?
What is the acronym NOCASH used for?
What is the acronym NOCASH used for?
What is the result of hydrogen combining with oxygen in the combustion process?
What is the result of hydrogen combining with oxygen in the combustion process?
Why is oxygen in a fuel used as an indicator of the amount of hydrogen unavailable for combustion?
Why is oxygen in a fuel used as an indicator of the amount of hydrogen unavailable for combustion?
What is the non-combustible component of a fuel that remains as a residue after combustion?
What is the non-combustible component of a fuel that remains as a residue after combustion?
Why is it important to limit the release of NOX?
Why is it important to limit the release of NOX?
What is a characteristic of biomass fuels compared to hydrocarbon-based fuels?
What is a characteristic of biomass fuels compared to hydrocarbon-based fuels?
What is the source of biomass fuels?
What is the source of biomass fuels?
What is the typical percentage of nitrogen in wood waste?
What is the typical percentage of nitrogen in wood waste?
What is the primary concern regarding the reaction products of combustion?
What is the primary concern regarding the reaction products of combustion?
Why is nitrogen bound within the chemical makeup of the fuel a concern?
Why is nitrogen bound within the chemical makeup of the fuel a concern?
What is the purpose of increasing the fuel to air ratio in combustion?
What is the purpose of increasing the fuel to air ratio in combustion?
What is the result of complete combustion of the fuel in the furnace?
What is the result of complete combustion of the fuel in the furnace?
What are the three conditions necessary for complete combustion, besides adequate air?
What are the three conditions necessary for complete combustion, besides adequate air?
What is the result of incomplete combustion?
What is the result of incomplete combustion?
What is the equation for the complete combustion of sulfur?
What is the equation for the complete combustion of sulfur?
Why is carbon monoxide a concern in combustion?
Why is carbon monoxide a concern in combustion?
What is the purpose of treating combustion gases with chemicals?
What is the purpose of treating combustion gases with chemicals?
What is the primary factor governing the design of a new combustion system?
What is the primary factor governing the design of a new combustion system?
What is the result of carbon monoxide combining with more oxygen before leaving the furnace?
What is the result of carbon monoxide combining with more oxygen before leaving the furnace?
What is the main concern when considering incomplete combustion?
What is the main concern when considering incomplete combustion?
What is the purpose of supplying excess air to the furnace?
What is the purpose of supplying excess air to the furnace?
What is the result of incomplete combustion of carbon in the fuel?
What is the result of incomplete combustion of carbon in the fuel?
What is the effect of sulfur dioxide discharged into the atmosphere?
What is the effect of sulfur dioxide discharged into the atmosphere?
What is the percentage of oxygen in the air by volume?
What is the percentage of oxygen in the air by volume?
What is the term for the amount of air required for complete combustion?
What is the term for the amount of air required for complete combustion?
Why is the formation of free hydrogen undesirable?
Why is the formation of free hydrogen undesirable?
What determines the amount of excess air required for proper combustion?
What determines the amount of excess air required for proper combustion?
What is the result of the combustion of sulfur in the presence of water?
What is the result of the combustion of sulfur in the presence of water?
What is the primary effect of excess air on boiler efficiency?
What is the primary effect of excess air on boiler efficiency?
What is the purpose of calculating the theoretical air requirement for a fuel?
What is the purpose of calculating the theoretical air requirement for a fuel?
What is the unit of measurement for the theoretical air requirement?
What is the unit of measurement for the theoretical air requirement?
What is the molar ratio of carbon to oxygen in the combustion reaction?
What is the molar ratio of carbon to oxygen in the combustion reaction?
What is the purpose of step 2 in calculating the theoretical air requirement?
What is the purpose of step 2 in calculating the theoretical air requirement?
What is the volume of oxygen occupied by one mole of any gas at standard temperature and pressure?
What is the volume of oxygen occupied by one mole of any gas at standard temperature and pressure?
What is the result of incomplete combustion in a furnace?
What is the result of incomplete combustion in a furnace?
What is the primary factor that determines the theoretical air requirement for a fuel?
What is the primary factor that determines the theoretical air requirement for a fuel?
What is the purpose of step 4 in calculating the theoretical air requirement?
What is the purpose of step 4 in calculating the theoretical air requirement?
What is the effect of reducing excess air in a furnace?
What is the effect of reducing excess air in a furnace?
What is one of the regulated parameters for RDF emission management?
What is one of the regulated parameters for RDF emission management?
What is the purpose of a secondary air supply in RDF combustion?
What is the purpose of a secondary air supply in RDF combustion?
Why is it necessary to maintain a minimum oxygen level at the outlet in RDF combustion?
Why is it necessary to maintain a minimum oxygen level at the outlet in RDF combustion?
What is the CCME's role in RDF management?
What is the CCME's role in RDF management?
Why is carbon monoxide a concern in RDF combustion?
Why is carbon monoxide a concern in RDF combustion?
What is the percentage of oxygen in air by volume?
What is the percentage of oxygen in air by volume?
What is the ratio of total air to oxygen required to theoretically combust 100 kg of fuel?
What is the ratio of total air to oxygen required to theoretically combust 100 kg of fuel?
What is the unit of measurement for theoretical air in an alternative calculation?
What is the unit of measurement for theoretical air in an alternative calculation?
What is the molar ratio of carbon to oxygen in combustion?
What is the molar ratio of carbon to oxygen in combustion?
What is the volume of one mole of any gas at standard temperature and pressure?
What is the volume of one mole of any gas at standard temperature and pressure?
What is the purpose of excess air in combustion?
What is the purpose of excess air in combustion?
What is the primary component of flue gas that comes from combustion air?
What is the primary component of flue gas that comes from combustion air?
What is the term for the nitrogen oxides produced during combustion?
What is the term for the nitrogen oxides produced during combustion?
What is the significance of the difference in theoretical air requirements between solid and liquid fuels?
What is the significance of the difference in theoretical air requirements between solid and liquid fuels?
What is the purpose of analyzing the flue gas in combustion?
What is the purpose of analyzing the flue gas in combustion?
What is the primary source of nitrogen that enters a furnace?
What is the primary source of nitrogen that enters a furnace?
Why is it important to reduce excess air to a minimum in the combustion process?
Why is it important to reduce excess air to a minimum in the combustion process?
What determines the ideal amount of excess air required for complete combustion?
What determines the ideal amount of excess air required for complete combustion?
What is a consequence of a shortage of combustion air in a boiler room?
What is a consequence of a shortage of combustion air in a boiler room?
What is the purpose of outside air supply openings in boiler rooms?
What is the purpose of outside air supply openings in boiler rooms?
What is the primary component of coal that is not combustible?
What is the primary component of coal that is not combustible?
What is the main difference in the analysis of solid fuels compared to liquid or gaseous fuels?
What is the main difference in the analysis of solid fuels compared to liquid or gaseous fuels?
What is the term used to describe the combustion product of sulfur in coal?
What is the term used to describe the combustion product of sulfur in coal?
What is the purpose of proximate analysis of solid fuels?
What is the purpose of proximate analysis of solid fuels?
Which type of fuel is wood byproduct considered?
Which type of fuel is wood byproduct considered?
Why is coal recognized as being a significant contributor to atmospheric pollution?
Why is coal recognized as being a significant contributor to atmospheric pollution?
What is the purpose of crushing wood pieces to produce hog fuel?
What is the purpose of crushing wood pieces to produce hog fuel?
What is the purpose of ultimate analysis of solid fuels?
What is the purpose of ultimate analysis of solid fuels?
Which type of facility burns MSW in a single combustion chamber with excess air?
Which type of facility burns MSW in a single combustion chamber with excess air?
What can cause the formation of 'hoar frost' on building air inlet screens?
What can cause the formation of 'hoar frost' on building air inlet screens?
What is the benefit of burning MSW in terms of methane generation?
What is the benefit of burning MSW in terms of methane generation?
What is the term used to describe the materials that are sourced from grasses and straw?
What is the term used to describe the materials that are sourced from grasses and straw?
What is the purpose of mechanical methods in Refuse Derived Fuel Systems?
What is the purpose of mechanical methods in Refuse Derived Fuel Systems?
Why are coal, oil, and gas considered more concentrated and easier to transport than wood?
Why are coal, oil, and gas considered more concentrated and easier to transport than wood?
What is the primary reason for the decline of wood as a fuel source?
What is the primary reason for the decline of wood as a fuel source?
What is the primary purpose of understanding the combustion process in power engineering?
What is the primary purpose of understanding the combustion process in power engineering?
What is the result of incomplete combustion in terms of energy efficiency?
What is the result of incomplete combustion in terms of energy efficiency?
Why is it necessary to evaluate the chemical and physical properties of fuels?
Why is it necessary to evaluate the chemical and physical properties of fuels?
What is the term for the rapid oxidation of a fuel that produces light and heat?
What is the term for the rapid oxidation of a fuel that produces light and heat?
What is a potential hazard of incomplete combustion?
What is a potential hazard of incomplete combustion?
Why is it important for Power Engineers to fully understand the combustion process?
Why is it important for Power Engineers to fully understand the combustion process?
What is the primary reason for assuming that nitrogen in the air is non-reactive at combustion temperatures?
What is the primary reason for assuming that nitrogen in the air is non-reactive at combustion temperatures?
What is the main difference between gaseous fuels and liquid or solid fuels?
What is the main difference between gaseous fuels and liquid or solid fuels?
What is the purpose of the NOCASH acronym in fuel analysis?
What is the purpose of the NOCASH acronym in fuel analysis?
What is the result of the chemical combination of hydrogen and oxygen prior to combustion in a solid fuel?
What is the result of the chemical combination of hydrogen and oxygen prior to combustion in a solid fuel?
Why is ash considered a non-combustible component of a fuel?
Why is ash considered a non-combustible component of a fuel?
What is the primary reason for limiting the release of NOX in combustion?
What is the primary reason for limiting the release of NOX in combustion?
What is the primary source of biomass fuels?
What is the primary source of biomass fuels?
What is the result of the combustion of hydrogen with oxygen in a fuel?
What is the result of the combustion of hydrogen with oxygen in a fuel?
What is the difference between fuel-based nitrogen and nitrogen in the air?
What is the difference between fuel-based nitrogen and nitrogen in the air?
What is the purpose of analyzing the moisture content of a fuel?
What is the purpose of analyzing the moisture content of a fuel?
What is the primary reason why the release of NOX is of greatest concern?
What is the primary reason why the release of NOX is of greatest concern?
What is the purpose of treating combustion gases with chemicals?
What is the purpose of treating combustion gases with chemicals?
What is the result of incomplete combustion in a furnace?
What is the result of incomplete combustion in a furnace?
What is the primary factor that governs the design of a new combustion system?
What is the primary factor that governs the design of a new combustion system?
What is the purpose of ensuring complete combustion of the fuel in the furnace?
What is the purpose of ensuring complete combustion of the fuel in the furnace?
What is the term used to describe the combustion products of sulfur?
What is the term used to describe the combustion products of sulfur?
What is the result of the reaction between hydrogen and oxygen during complete combustion?
What is the result of the reaction between hydrogen and oxygen during complete combustion?
What is the primary concern regarding the reaction products of combustion?
What is the primary concern regarding the reaction products of combustion?
What is the purpose of increasing the fuel to air ratio in combustion?
What is the purpose of increasing the fuel to air ratio in combustion?
What is the result of the reaction between carbon and oxygen during complete combustion?
What is the result of the reaction between carbon and oxygen during complete combustion?
What is the main reason for ensuring combustion processes are driven to completion?
What is the main reason for ensuring combustion processes are driven to completion?
What is the primary factor that determines the ideal amount of excess air required for complete combustion?
What is the primary factor that determines the ideal amount of excess air required for complete combustion?
What is the result of the incomplete combustion of carbon in the fuel?
What is the result of the incomplete combustion of carbon in the fuel?
Why is the formation of free sulfur undesirable?
Why is the formation of free sulfur undesirable?
What is the purpose of supplying excess air to the furnace?
What is the purpose of supplying excess air to the furnace?
What is the effect of the sulfur dioxide discharged into the atmosphere?
What is the effect of the sulfur dioxide discharged into the atmosphere?
What is the result of the combustion of carbon monoxide with more oxygen?
What is the result of the combustion of carbon monoxide with more oxygen?
Why is the formation of carbon monoxide a concern in combustion?
Why is the formation of carbon monoxide a concern in combustion?
What is the term used to describe the amount of air required for complete combustion?
What is the term used to describe the amount of air required for complete combustion?
Why is it necessary to ensure that combustion processes are driven to completion?
Why is it necessary to ensure that combustion processes are driven to completion?
What is the total volume of air required to theoretically combust 100 kg of the fuel, given the ratio of total air to O2 is 4.76?
What is the total volume of air required to theoretically combust 100 kg of the fuel, given the ratio of total air to O2 is 4.76?
What is the primary factor governing the calculation of theoretical air requirement for a fuel?
What is the primary factor governing the calculation of theoretical air requirement for a fuel?
What is the molar ratio of hydrogen to oxygen in the combustion reaction?
What is the molar ratio of hydrogen to oxygen in the combustion reaction?
What is the volume of one mole of any gas at standard temperature and pressure?
What is the volume of one mole of any gas at standard temperature and pressure?
What is the molar ratio of hydrogen to oxygen in the combustion reaction of hydrogen?
What is the molar ratio of hydrogen to oxygen in the combustion reaction of hydrogen?
What is the purpose of calculating the theoretical air requirement for a fuel?
What is the purpose of calculating the theoretical air requirement for a fuel?
What is the purpose of calculating the theoretical air requirement for a fuel?
What is the purpose of calculating the theoretical air requirement for a fuel?
What is the result of multiplying the moles of oxygen required by the volume of one mole of oxygen (22.4 L/mol) in the calculation of theoretical air?
What is the result of multiplying the moles of oxygen required by the volume of one mole of oxygen (22.4 L/mol) in the calculation of theoretical air?
What is the term for the amount of air required for complete combustion?
What is the term for the amount of air required for complete combustion?
What is the element that reacts with oxygen in the combustion reaction with a molar ratio of 1:1?
What is the element that reacts with oxygen in the combustion reaction with a molar ratio of 1:1?
What is the primary factor that determines the theoretical air requirement for a fuel?
What is the primary factor that determines the theoretical air requirement for a fuel?
What is the result of incomplete combustion in terms of energy efficiency?
What is the result of incomplete combustion in terms of energy efficiency?
What is the significance of the theoretical air requirement calculation?
What is the significance of the theoretical air requirement calculation?
What is the primary source of nitrogen that enters a furnace?
What is the primary source of nitrogen that enters a furnace?
What is the unit of measurement for the theoretical air requirement?
What is the unit of measurement for the theoretical air requirement?
What is the purpose of step 1 in calculating the theoretical air requirement?
What is the purpose of step 1 in calculating the theoretical air requirement?
What is the purpose of excess air in combustion?
What is the purpose of excess air in combustion?
What is the effect of reducing excess air to a minimum in the combustion process?
What is the effect of reducing excess air to a minimum in the combustion process?
What is the term for the nitrogen oxides produced during combustion?
What is the term for the nitrogen oxides produced during combustion?
What is the primary reason for calculating the theoretical air requirement for a fuel?
What is the primary reason for calculating the theoretical air requirement for a fuel?
What is the minimum temperature required to ensure the destruction of organics in RDF combustion?
What is the minimum temperature required to ensure the destruction of organics in RDF combustion?
What is the minimum retention time required after combustion has completed in RDF combustion?
What is the minimum retention time required after combustion has completed in RDF combustion?
What is the minimum oxygen level required at the outlet in RDF combustion to minimize quenching or mixing problems?
What is the minimum oxygen level required at the outlet in RDF combustion to minimize quenching or mixing problems?
What is the purpose of ensuring efficient mixing between burning waste and incoming air in RDF combustion?
What is the purpose of ensuring efficient mixing between burning waste and incoming air in RDF combustion?
What is the purpose of regulating the secondary air supply in RDF combustion?
What is the purpose of regulating the secondary air supply in RDF combustion?
What is the primary reason for reducing excess air to a minimum in the combustion process?
What is the primary reason for reducing excess air to a minimum in the combustion process?
What is the consequence of a shortage of combustion air in a boiler room?
What is the consequence of a shortage of combustion air in a boiler room?
What is the purpose of proximate analysis of solid fuels?
What is the purpose of proximate analysis of solid fuels?
What is the primary factor that determines the ideal amount of excess air required for complete combustion?
What is the primary factor that determines the ideal amount of excess air required for complete combustion?
What is the result of incomplete combustion of carbon in the fuel?
What is the result of incomplete combustion of carbon in the fuel?
What is the purpose of supplying outside air to boiler rooms?
What is the purpose of supplying outside air to boiler rooms?
What is the significance of nitrogen in the combustion process?
What is the significance of nitrogen in the combustion process?
What is the consequence of inadequate combustion air supply in a boiler room?
What is the consequence of inadequate combustion air supply in a boiler room?
What is the purpose of ultimate analysis of solid fuels?
What is the purpose of ultimate analysis of solid fuels?
What is the primary concern regarding the reaction products of combustion?
What is the primary concern regarding the reaction products of combustion?
What is the primary component of coal that is combustible?
What is the primary component of coal that is combustible?
What is the term used to describe the hydrocarbons formed from the combination of hydrogen with some of the carbon in coal?
What is the term used to describe the hydrocarbons formed from the combination of hydrogen with some of the carbon in coal?
What is the primary advantage of using coal, oil, and gas over wood as a fuel source?
What is the primary advantage of using coal, oil, and gas over wood as a fuel source?
What is the purpose of Refuse Derived Fuel Systems in Municipal Solid Waste combustion?
What is the purpose of Refuse Derived Fuel Systems in Municipal Solid Waste combustion?
What is the benefit of burning Municipal Solid Waste in terms of landfills?
What is the benefit of burning Municipal Solid Waste in terms of landfills?
What is the term used to describe the collective term for wood residues, bark, chips, and sawdust?
What is the term used to describe the collective term for wood residues, bark, chips, and sawdust?
What is the primary concern regarding the combustion of sulfur in coal?
What is the primary concern regarding the combustion of sulfur in coal?
What is the primary advantage of using biomass fuels over fossil fuels?
What is the primary advantage of using biomass fuels over fossil fuels?
What is the primary purpose of calculating the theoretical air requirement for a fuel?
What is the primary purpose of calculating the theoretical air requirement for a fuel?
What is the primary component of coal that is considered an impurity?
What is the primary component of coal that is considered an impurity?