23 Questions
Which of the following is a characteristic of biomass fuels?
They can be fired alone or in combination with other fuels
What is one reason for the increased interest in biomass research and production?
Decreased costs of fossil fuels
What can facilities do with excess electricity or heat produced through the combustion of biomass materials?
They can sell it to external clients
Which technology is used for the conversion of syngas into liquid fuels?
Fischer-Tropsch process
What is the main purpose of black liquor gasification in pulp mills?
To increase energy efficiency
Which of the following is considered a non-traditional fossil fuel?
Petroleum coke
What is the primary use of metallurgical coke?
Smelting iron ore
Which type of biomass fuel is commonly used in power plants?
Wood pellets
What is the approximate heating value of dry wood bark?
2000 kJ/kg
What is the main advantage of using municipal waste as a biomass fuel?
High heating value
Which method is used to burn municipal waste in power plants?
Sorting combustibles before going to the furnace
Which of the following is the main feedstock for fuel ethanol in North America?
Corn
What is the heating value of biogas?
600 BTU/ft3
What is the composition of typical biogas?
55% to 65% methane, 30% to 35% carbon dioxide
What is the main biomass source of syngas?
Biomass
Which type of gasifier operates at a high temperature and pressure with extremely turbulent flow?
Entrained flow gasifier
What is the advantage of using oil emulsions as a fuel instead of heavy fuel oil (HFO)?
All of the above
What is the temperature range at which water systems in concentrated solar power (CSP) operate?
Up to 440°C
What is the purpose of using mirrors in concentrated solar power (CSP)?
To reflect sunlight to a central collector tower
Which industry can use petroleum coke as a feedstock for metallurgical coke?
Steel industry
What is the typical composition of fuel-grade petroleum coke?
90% C, 4% H2, 2% O2, 1% N, 2% S, and 0.25% ash
What makes petroleum coke more difficult to ignite and sustain combustion compared to coal?
Lower volatile content
What are the main components of syngas produced in gasification plants?
Carbon monoxide and hydrogen
Test your knowledge on gasification, biomass conversion, and syngas utilization in this quiz. Learn about the Fischer-Tropsch process and its role in converting syngas into liquid fuels for vehicles.
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