By Kevin D. Dahm, Donald P. Visco
A new publication, basics OF CHEMICAL ENGINEERING THERMODYNAMICS makes the summary topic of chemical engineering thermodynamics extra obtainable to undergraduate scholars. the topic is gifted via a problem-solving inductive (from particular to normal) studying process, written in a conversational and approachable demeanour. appropriate for both a one-semester path or two-semester series within the topic, this publication covers thermodynamics in an entire and mathematically rigorous demeanour, with an emphasis on fixing sensible engineering difficulties. The procedure taken stresses problem-solving, and attracts from "best perform" engineering instructing concepts. basics OF CHEMICAL ENGINEERING THERMODYNAMICS makes use of examples to border the significance of the fabric. every one subject starts with a motivational instance that's investigated in context to that subject. This framing of the cloth is useful to all readers, quite to worldwide newcomers who require "big photograph" insights, and hands-on beginners who fight with abstractions. each one labored instance is absolutely annotated with sketches and reviews at the suggestion strategy at the back of the solved difficulties. universal blunders are provided and defined. broad margin notes upload to the publication accessibility in addition to providing possibilities for research.
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Extra info for Fundamentals of Chemical Engineering Thermodynamics
Solution: Step 1 Define a system Define the box as the system. Step 2 Apply definition of work The system is moving upward. 16) Copyright 2015 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s). Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it.
5 6 Fundamentals of Chemical Engineering Thermodynamics Kinetic energy and work are probably familiar concepts from physics. Briefly, kinetic energy is energy of motion. Any object in motion has kinetic energy, which is quantified by K. E. 1) where M is the mass and v is the velocity of the object. 4. Work is a measure of energy transferred from one object to another. 2) where l represents the linear distance travelled and F represents the force opposing the motion. In devices like wind turbines, the motion is rotary—not linear—so shaft work (Ws) is quantified by In nuclear processes, matter can be converted into energy.
An isothermal system has a constant temperature throughout the system. The inside of a small refrigerator typically is regarded as an isothermal system. There is probably little difference between the temperatures at different locations inside the refrigerator. A three-story house usually can’t be regarded as isothermal, because the top floor is often noticeably warmer than the bottom floor. An isobaric system has a constant pressure throughout the system. Gaseous phases can normally be modeled as isobaric systems, while liquids often cannot.