

Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
Community
Ask the community for help and clear up your study doubts
Discover the best universities in your country according to Docsity users
Free resources
Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors
operaciones unitarias de transferencia de calor
Typology: Summaries
1 / 3
This page cannot be seen from the preview
Don't miss anything!
University of the Americas Puebla
America Oros Ferreira 175858
Ulf Oliver Cordero 175272
Isabela Arellano González 175433
Miranda Escamilla Pérez 176642
Third partial exam.
Introduction and context of the problem.
Objectives.
Solution methodology.
Identify system, borders, and surroundings.
Image 1: Heat exchanger system
General and energy balances
𝑠
𝑒
𝐻
𝐻
𝐻𝑜𝑢𝑡
𝐻𝑖𝑛
𝐶
𝐶
𝐶𝑜𝑢𝑡
𝐶𝑖𝑛
𝐻
𝐻
𝑝𝐻
𝐻𝑜𝑢𝑡
𝐻𝑖𝑛
𝐶
𝐶
𝑃𝐶
𝐶𝑜𝑢𝑡
𝐶𝑖𝑛
The calculation of this balance enables us to accurately determine the quantity of thermal energy that a single current
is exchanging.
𝑚𝑎𝑥
𝑚𝑖𝑛
𝐶𝑖𝑛
𝐻𝑖𝑛
The maximum heat allows us to know the amount of thermal energy that is transferred from one stream to another
since it considers the inlet temperatures for both streams; This value together with the real heat allows us to know the
efficiency of the exchanger for heat transfer.