Carbon Capture Process and Power Plant Cost Performance Quiz
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Questions and Answers

What is the equilibrium constant K for CO2 absorption dependent on?

  • Solvent composition
  • Gas flow rate
  • Temperature (correct)
  • Pressure

    • What is the maximum gas to liquid ratio (G/L) for physical absorption?

  • 0.0402
  • 0.00357
  • 0.00535 (correct)
  • 0.00594

    • What is the solvent regeneration in the stripping column similar to?

  • Flue gas composition
  • Absorber process (correct)
  • Gas flow rate
  • Energy consumption

    • What is the breakdown in energy consumption for MEA/CO2 capture discussed in relation to?

    <p>Industrial example</p> Signup and view all the answers

    What are the conditions for a 1 GW power generation facility primarily based on?

    <p>Flue gas molar flowrate and CO2 composition</p> Signup and view all the answers

    What is the parameter value DAL used for in the Alkanolamine Carbon Capture Process?

    <p>Column diameter calculation</p> Signup and view all the answers

    What is the exact analysis value h used to determine in the process?

    <p>Height of the column</p> Signup and view all the answers

    What does the less stringent separation with 90% CO2 recovery result in?

    <p>Maximum gas to liquid ratio (G/L)</p> Signup and view all the answers

    What are the energy requirements for the regeneration process substantial for?

    <p>Desorption at high temperatures</p> Signup and view all the answers

    What is the minimum power requirement for CO2 capture in the EU detailed in relation to?

    <p>Various CO2 mole fractions in gas and efficiency levels</p> Signup and view all the answers

    What is the primary cost in implementing CO2 capture technology during power generation?

    <p>Capital cost</p> Signup and view all the answers

    In the context of carbon capture technology, what does 'PC plant with capture 2096 -1' refer to?

    <p>Capital cost with capture</p> Signup and view all the answers

    What should the cost be assessed based on, in the context of selecting technology and plant construction for carbon capture?

    <p>Added cost of electricity (CoE) produced</p> Signup and view all the answers

    What is the formula for calculating the cost of CO2 avoided in terms of euros per tonne?

    <p>$\frac{€ / kWh_{reference} - € / kWh_{capture}}{tonne CO2 / kWh_{capture} - tonne CO2 / kWh_{reference}}$</p> Signup and view all the answers

    What accounts for 2/3 of the added cost of Carbon Capture and Storage (CCS)?

    <p>Cost of CO2 captured</p> Signup and view all the answers

    What is the difference between the total design, purchase, and installation costs of a PC plant with capture and without capture?

    <p>$2096 - 1286$</p> Signup and view all the answers

    What is the cost of CO2 captured in terms of dollars per tonne?

    <p>$29$</p> Signup and view all the answers

    What is the primary fraction used to calculate the cost of CO2 avoided?

    <p>Difference in total mass of CO2 emissions per kWh-1</p> Signup and view all the answers

    What is the change in plant efficiency when implementing carbon capture technology?

    <p>0</p> Signup and view all the answers

    What is the product cost without capture in terms of dollars per MWh?

    <p>$46$</p> Signup and view all the answers

    What is the primary chemical reaction involved in the MEA-based carbon capture process?

    <p>CO2 + HOC2H4NH2 $\rightarrow$ HOC2H4NHCOO- + HOC2H4NH3+</p> Signup and view all the answers

    What primarily determines the rate of reaction in the absorption process for carbon capture?

    <p>A combination of chemical reactions</p> Signup and view all the answers

    What is the preferred option for carbon capture at low CO2 concentrations?

    <p>Chemical absorption systems</p> Signup and view all the answers

    What is the primary factor that modifies the local overall balance in the bulk liquid phase during carbon capture?

    <p>The reaction of A and B</p> Signup and view all the answers

    What are the detailed column operating conditions primarily based on for MEA/CO2 absorption?

    <p>Analyses reported by Froment and Bischoff</p> Signup and view all the answers

    What is the primary purpose of the design for carbon capture based on fast reaction within a thin layer close to the liquid surface?

    <p>To achieve very high rate constant</p> Signup and view all the answers

    What is the primary method used for carbon capture at low CO2 concentrations?

    <p>Chemical absorption</p> Signup and view all the answers

    What does the MEA composition in the feed liquid primarily determine for the column operating conditions?

    <p>The absorption efficiency</p> Signup and view all the answers

    What is the primary focus of the text's discussion on the integration of the local balance and specific column operating conditions for MEA/CO2 absorption?

    <p>To optimize carbon capture efficiency</p> Signup and view all the answers

    What is the primary process involved in the absorption of CO2 in the MEA-based carbon capture method?

    <p>Chemical reaction</p> Signup and view all the answers

    What is the preferred option for carbon capture at low CO2 concentrations?

    <p>Chemical absorption systems</p> Signup and view all the answers

    What does the chemical absorption process involve?

    <p>Reaction of CO2 with HOC2H4NH2 to produce HOC2H4NHCOO- and HOC2H4NH3+</p> Signup and view all the answers

    What largely determines the rate of reaction in the absorption process?

    <p>A combination of chemical reactions</p> Signup and view all the answers

    What is the basis for the design of carbon capture?

    <p>Fast reaction within a thin layer close to the liquid surface</p> Signup and view all the answers

    What does the MEA composition in the feed liquid affect in the column operating conditions?

    <p>Local overall balance in the bulk liquid phase</p> Signup and view all the answers

    What are the specific column operating conditions detailed for in the text?

    <p>MEA/CO2 absorption process</p> Signup and view all the answers

    What are the conditions described in the text based on?

    <p>Analyses reported by Froment and Bischoff</p> Signup and view all the answers

    What type of systems have been in use for carbon capture since the 1980s?

    <p>Chemical absorption systems</p> Signup and view all the answers

    What does the text discuss about the process of carbon capture during power generation?

    <p>Post-combustion capture and pre-combustion fuel gasification</p> Signup and view all the answers

    What is the modification made to the local overall balance in the bulk liquid phase?

    <p>To account for the reaction of A and B</p> Signup and view all the answers

    Study Notes

    Power Plant Cost Performance and Carbon Capture Summary

    • The text contains information about modern power plant cost performance indicators and case studies for carbon capture.
    • The link provided leads to additional resources for further reading.
    • The text discusses the process of carbon capture during power generation, including post-combustion capture and pre-combustion fuel gasification.
    • It describes the different methods of carbon capture, such as absorption and chemical absorption systems.
    • The preferred option for carbon capture at low CO2 concentrations is chemical absorption systems, which have been in use since the 1980s.
    • The chemical absorption process involves the reaction of CO2 with HOC2H4NH2 to produce HOC2H4NHCOO- and HOC2H4NH3+.
    • The rate of reaction in the absorption process is largely determined by a combination of chemical reactions.
    • The design for carbon capture is based on fast reaction within a thin layer close to the liquid surface due to the very high rate constant.
    • The local overall balance in the bulk liquid phase is modified to account for the reaction of A and B.
    • The text discusses the integration of the local balance and provides specific column operating conditions for MEA/CO2 absorption.
    • The MEA composition in the feed liquid, temperature, pressure, gas flow, liquid flow, and interfacial area are detailed for the column operating conditions.
    • The conditions described correspond closely to the MEA/CO2 absorption process and are based on analyses reported by Froment and Bischoff.

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    Related Documents

    Carbon Capture During Power Generation Lecture Notes PDF

    Description

    "Alkanolamine Carbon Capture Process Overview" and "Power Plant Cost Performance and Carbon Capture Summary" quizzes cover key concepts and parameters related to carbon capture processes, including absorption, chemical absorption systems, reaction rates, energy requirements, and power plant cost performance. The quizzes provide detailed information on carbon capture methods, industrial examples, and specific operating conditions for MEA/CO2 absorption.

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