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Some additional questions Contents Illustrate the strategies for the upgrade of heavy oils. How does this knowledge help in the future of biorefineries? (C-rejection/H-addition) ............................................................... 2 Describe the production of biogas by anaerobic digestion ............................................... 4 How can we estimate the activation energy of a catalytic reaction? ................................. 7 CO2-Methanation tests were performed in a lab-scale reactor, under isothermal conditions; the catalyst load amounted to 5 mg. The space velocity was 1500l/kgcat/h. Feed composition corresponded to H2/CO2 ratio = 4. Which kinetic information can be derived from the experiments? Develop on a quantitative or qualitative basis. ................... 9 Write the system of equations that fully describe the evolution of temperature and composition in an adiabatic reactor for methanol synthesis. Based on the equations, which are information we need to have on the reacting mixture to address the modelling of the reactor? .................................................................................................................. 11 Describe in brief the main physical processes that crude oil and oil cuts undergo. ......... 13 Biomass as a raw material for fuels production: which biomass components are presently and will be in the future exploited for the production of fuels. Comment on the chemical nature of the useful component, the processing route, the final product. ........................ 15 Alkylation ..................................................................................................................... 18 Illustrate the strategies for the upgrade of heavy oils. How does this knowledge help in the future of…