Podcast
Questions and Answers
Which of the following is NOT a common contaminant found in raw water?
Which of the following is NOT a common contaminant found in raw water?
- Magnesium
- Silica
- Nitrogen (correct)
- Iron
Deaeration is the process of removing dissolved gases, such as oxygen and carbon dioxide, from boiler feed water.
Deaeration is the process of removing dissolved gases, such as oxygen and carbon dioxide, from boiler feed water.
True (A)
Which of the following is NOT a benefit of using steam as a heating medium in process plants?
Which of the following is NOT a benefit of using steam as a heating medium in process plants?
- High flammability (correct)
- High content of latent heat associated with condensation
- Non-explosive
- Inexpensive
What is the primary purpose of a deaerator in a steam plant?
What is the primary purpose of a deaerator in a steam plant?
Which type of deaerator typically uses trays to enhance the contact time between steam and water?
Which type of deaerator typically uses trays to enhance the contact time between steam and water?
What is the primary scientific law that explains the process of deaeration?
What is the primary scientific law that explains the process of deaeration?
What is the typical range of oxygen levels in boiler feed water after successful deaeration?
What is the typical range of oxygen levels in boiler feed water after successful deaeration?
What is a common challenge associated with the integration of renewable energy sources, like wind and solar power, into electric grids in developing countries?
What is a common challenge associated with the integration of renewable energy sources, like wind and solar power, into electric grids in developing countries?
What does PCM stand for in the context of power system planning?
What does PCM stand for in the context of power system planning?
What is the primary goal of economic dispatch models in power system planning?
What is the primary goal of economic dispatch models in power system planning?
The learning rate in a power system planning model represents the reduction in capital costs of generation technologies over time as manufacturers gain experience with the technology.
The learning rate in a power system planning model represents the reduction in capital costs of generation technologies over time as manufacturers gain experience with the technology.
Which type of generation technology is typically considered to have the highest capital cost per megawatt (MW) installed?
Which type of generation technology is typically considered to have the highest capital cost per megawatt (MW) installed?
What is a key aspect of a power system planning model that captures the constraints on the generation of electricity due to the characteristics of different power plants?
What is a key aspect of a power system planning model that captures the constraints on the generation of electricity due to the characteristics of different power plants?
What is the key difference between using a 'reduced form-dispatch' approach and a 'unit commitment' approach in power system planning models?
What is the key difference between using a 'reduced form-dispatch' approach and a 'unit commitment' approach in power system planning models?
What is the primary driver for investment in renewable energy technologies like wind and solar in the long-term outlook for the Indian power system?
What is the primary driver for investment in renewable energy technologies like wind and solar in the long-term outlook for the Indian power system?
What is the primary driver behind the trend of refiners shifting their focus from producing transportation fuels to producing petrochemicals?
What is the primary driver behind the trend of refiners shifting their focus from producing transportation fuels to producing petrochemicals?
Which of the following is considered to be the highest level of petrochemical integration in a refinery?
Which of the following is considered to be the highest level of petrochemical integration in a refinery?
What is a major advantage of implementing integrated refining schemes, which combine refining and petrochemical processes, in the context of the global energy transition?
What is a major advantage of implementing integrated refining schemes, which combine refining and petrochemical processes, in the context of the global energy transition?
Which company is known for developing a highly integrated refining configuration, focusing on crude oil direct conversion to petrochemicals, that is based on deep hydrocracking and high-severity FCC units?
Which company is known for developing a highly integrated refining configuration, focusing on crude oil direct conversion to petrochemicals, that is based on deep hydrocracking and high-severity FCC units?
What is a key challenge associated with the production of lubricating oils using solvent extraction compared to the hydro-refining route?
What is a key challenge associated with the production of lubricating oils using solvent extraction compared to the hydro-refining route?
In the context of lubricating oil production, what is the primary purpose of the vacuum distillation step?
In the context of lubricating oil production, what is the primary purpose of the vacuum distillation step?
What is the main purpose of the propane deasphalting step in the production of lubricating oils?
What is the main purpose of the propane deasphalting step in the production of lubricating oils?
What is the primary objective of the aromatic extraction step in the production of lubricating oils?
What is the primary objective of the aromatic extraction step in the production of lubricating oils?
What is the main purpose of the hydrocracking step in the production of lubricating oils?
What is the main purpose of the hydrocracking step in the production of lubricating oils?
What is the primary purpose of the hydrofinishing step in the production of lubricating oils?
What is the primary purpose of the hydrofinishing step in the production of lubricating oils?
What is the primary advantage of using the hydro-refining route for producing lubricating oils compared to the solvent route?
What is the primary advantage of using the hydro-refining route for producing lubricating oils compared to the solvent route?
A major advantage of using the solvent route for producing lubricating oil is its ability to produce paraffins which can be sold as a valuable product in the consumer market.
A major advantage of using the solvent route for producing lubricating oil is its ability to produce paraffins which can be sold as a valuable product in the consumer market.
What is the primary concern associated with the increasing frequency and severity of extreme weather events and their impact on global economic stability?
What is the primary concern associated with the increasing frequency and severity of extreme weather events and their impact on global economic stability?
According to scientists and economists, climate change is a major driver of inflation, particularly in the food and energy sectors.
According to scientists and economists, climate change is a major driver of inflation, particularly in the food and energy sectors.
What is a key takeaway from the 2022 Green Swan Conference, as highlighted by Federal Reserve Chairman Jerome Powell?
What is a key takeaway from the 2022 Green Swan Conference, as highlighted by Federal Reserve Chairman Jerome Powell?
What is the primary purpose of the Inflation Reduction Act (IRA) in the context of mitigating climate change?
What is the primary purpose of the Inflation Reduction Act (IRA) in the context of mitigating climate change?
Climate change is a major driver of economic disruption, particularly regarding agriculture, energy, and transportation, with the ability to significantly impact the global food supply chain.
Climate change is a major driver of economic disruption, particularly regarding agriculture, energy, and transportation, with the ability to significantly impact the global food supply chain.
What is the fundamental takeaway regarding climate change and its impacts on the global economy, as described by Treasury Secretary Janet Yellen?
What is the fundamental takeaway regarding climate change and its impacts on the global economy, as described by Treasury Secretary Janet Yellen?
What is one of the most significant challenges facing the world in terms of addressing climate change?
What is one of the most significant challenges facing the world in terms of addressing climate change?
What is a significant concern for policymakers around the world as climate change intensifies?
What is a significant concern for policymakers around the world as climate change intensifies?
The use of renewable energy sources, such as solar and wind power, offers a potential solution to mitigate the negative impacts of climate change on the global economy and the environment.
The use of renewable energy sources, such as solar and wind power, offers a potential solution to mitigate the negative impacts of climate change on the global economy and the environment.
The shift towards a circular economy approach, focused on reducing waste and maximizing resource efficiency, could play a role in minimizing the negative economic consequences of climate change.
The shift towards a circular economy approach, focused on reducing waste and maximizing resource efficiency, could play a role in minimizing the negative economic consequences of climate change.
What is a crucial aspect of effective climate change mitigation strategies, as highlighted by economic models and experts?
What is a crucial aspect of effective climate change mitigation strategies, as highlighted by economic models and experts?
Flashcards
Deaerator Design
Deaerator Design
The process of designing and troubleshooting equipment to remove air from water in steam systems.
Flash Steam
Flash Steam
Steam generated by reducing pressure on a higher-pressure steam source.
Condensate Return Lines
Condensate Return Lines
Piping systems for returning condensed steam back to generation.
Production Cost Models
Production Cost Models
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Renewable Integration
Renewable Integration
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Climate Change Impacts
Climate Change Impacts
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Water Hammering
Water Hammering
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Deaerator Troubleshooting
Deaerator Troubleshooting
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Steam Applications
Steam Applications
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Contaminants in Water
Contaminants in Water
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Velocity Limits
Velocity Limits
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Proper Sizing
Proper Sizing
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Developing Countries
Developing Countries
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Renewable Energy Sources
Renewable Energy Sources
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Supply Chains
Supply Chains
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Extreme Weather Events
Extreme Weather Events
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Inflation
Inflation
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Climate Change Denial
Climate Change Denial
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Power Systems
Power Systems
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Chemical Process Industries
Chemical Process Industries
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Recoverable Steam
Recoverable Steam
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Non-recoverable steam
Non-recoverable steam
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Study Notes
Engineering Practice Magazine - March 2023
- Magazine volume 9, number 37
- Published in March 2023
- Includes articles on various engineering topics, including deaerator design and troubleshooting, flash steam and condensate in return lines, production cost models for renewable integration, and climate change impacts on inflation
- Special features cover a wide range of subjects
Special Features
- Deaerator Design Aspects and Troubleshooting: Article explores design aspects and troubleshooting of deaerators, highlighting the importance of steam applications in chemical process industries and discusses different types of steam usage (recoverable and non-recoverable), and common problems and contaminants in water sources
- Flash Steam and Steam Condensates in Return Lines: Article details the importance of proper design of condensate return lines and the generation of flash steam due to pressure drops in process equipment, and factors to consider such as velocity limits and proper sizing for steam condensate return lines. The article outlines challenges in condensate return lines, specifically water hammering when multiple return lines are connected to a header.
- Importance of Production Cost Models for Renewable Integration Studies in Developing Countries: Article emphasizes the importance of production cost models (PCMs) for integrating renewable energy into the power systems of developing countries, stressing that appropriate models are suitable for countries like India that are undergoing large-scale integration of renewable resources, and how these models can help in assessing the benefits and implementation of renewable energy sources and help optimize the system dispatch.
- Rock Bottom View: Isn't Denial of Climate Change Really a Nod to Continued Inflation?: The author examines the impact of climate change on inflation, highlighting how extreme weather events (hurricanes, wildfires, droughts) cause significant disruptions to supply chains, leading to increased costs for goods and services, ultimately contributing to inflation.
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