1.  Introduction to Psychrometry

[PowerPoint file in PDF format]

ASHRAE

CIBSE

Carrier

S K Wang

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• Chapter 1 - Introduction to Psychrometry [DencoCH1.pdf]
• Basics
• Psychrometric Chart (Theory)
• The Psychrometric Equation
• Appendix - Thermodynamic Basics [DAppend.pdf]
• Chapter 2 - Psychrometric Processes [DencoCH2.pdf]
• Common Processes
• Typical Devices
• [Suggested solution to the quick revision exercise: DencoAnswers.pdf]
• Exercises on Advanced Psychrometry [PDF]
• Examples of calculations for psychrometric processes [PDF]
• Exercises on Psychrometry [PDF] -- Solutions [PDF]
• Exercises on Air Conditioning Processes [PDF] -- Solutions [PDF]
  

• Psychrometric Chart - air conditioning processes (3:00) https://youtu.be/C93mWf3rr30
• An Example Using the Psychrometric Chart (6:25) http://youtu.be/xzT9y0QZz20
  
• Use Psychrometric chart for cooling moist air (9:45) http://youtu.be/A6PVsARawvs
• Using Psychrometric Charts for Building Design (5:25) https://youtu.be/ZVXynRFeZQY

• Why Learn Psychrometrics? https://www.ashrae.org/news/ashraejournal/why-learn-psychrometrics
• CIBSE Journal CPD modules: http://www.cibsejournal.com/cpd/
  
• Module 3: The properties of air https://www.cibsejournal.com/cpd/modules/2009-04/
  
• Module 7: Applying the psychrometric relationships https://www.cibsejournal.com/cpd/modules/2009-08/
  
• Module 9: The basic psychrometric processes https://www.cibsejournal.com/cpd/modules/2009-10/
  
• Module 11: The psychrometrics of HVAC sub-systems https://www.cibsejournal.com/cpd/modules/2009-12/
  
• Module 14: The psychrometrics of air conditioning systems https://www.cibsejournal.com/cpd/modules/2010-03/
  
• Module 23: Travelling into time with psychrometry https://www.cibsejournal.com/cpd/modules/2010-12/

• ASHRAE Psychrometrics Tools http://www.ashrae.org/resources--publications/bookstore/psychrometrics
  
• Psychrometric Chart Mobile App (on iPad)
  
• Video: ASHRAE HVAC Psychrometric Chart App (8:11) https://youtu.be/VFFqkBHDqPk
  
• Psychrometric Analysis CD, Version 7 (2012)
• ASHRAE, 2012. Psychrometric Analysis [CD-ROM], Version 7, American Society of Heating, Refrigerating and Air-Conditioning Engineers, Atlanta, GA. [AV 697 P97 CD ROM]
• Understanding Psychrometrics, 3rd ed. (2013)
  
• Supplemental Files http://www.ashrae.org/UP3
  
• 25 ASHRAE psychrometric charts and three 0°C to 400°C 0-1.0 humidity ratio charts for 5.53, 101.325, and 2000 kPa
  
• LibHuAirProp Add-In Demo
  
• HW.exe (to generate a table of 1983 Hyland-Wexler psychrometric properties)
  
• NPTEL E-learning course -- Refrigeration and Air Conditioning http://nptel.ac.in/courses/112105129/
  
• Lesson 28 Psychrometric Processes
  
• Lesson 30 Psychrometry Of Air Conditioning Systems
  
• Gatley, D. P., 2013. Understanding Psychrometrics, 3rd ed., American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Atlanta, GA. https://azaranstore.com/download/articles/157%20Psychrometrics%20ASHRAE.pdf
  
• Gatley D. P., 2004. Psychrometric chart celebrate 100th anniversary, ASHRAE Journal, 46 (11) 16-20. http://www.handsdownsoftware.com/Psychrometrics-100th-Bday.pdf
  
• Sherif, S. A., 2002. Overview of psychrometrics, ASHRAE Journal, 44 (7) 33-39. http://www.handsdownsoftware.com/Overview_of_Psychrometrics.pdf

• Psychrometrics - Wikipedia http://en.wikipedia.org/wiki/Psychrometrics
• Psychrometric charts - DesignBuilding Wiki https://www.designingbuildings.co.uk/wiki/Psychrometric_charts
  
• Psychrometrics - Impenetrable Chart or Path to Understanding? https://www.energyvanguard.com/blog/78101/Psychrometrics-Impenetrable-Chart-or-Path-to-Understanding
  
• Psychrometric processes and dehumidification https://www.dehumidifiercorp.com/blog/psychrometric-processes-and-dehumidification
  
• Other examples of psychrometric software:
  
• ArchiSci Software – PSYCHWIN http://ibse.hk/archisci.zip
  
• Daikin's Psychrometrics tool https://www.daikin.eu/en_us/customers/software-downloads/daikin-psychometrics-diagram-viewer.html
  
• HDPsyChart (Hands Down Software) http://www.handsdownsoftware.com/Downloads.htm
  
• Psychrometric Chart (PSY) software http://www.vector.co.jp/soft/win95/business/se288946.html
  
• Online psychrometric chart (examples)
  
• Psychrometric Chart (from Dr. Andrew Marsh) http://andrewmarsh.com/software/psychro-chart-web/, https://drajmarsh.bitbucket.io/psychro-chart2d.html
  
• PsyOnline (by FlyCarpet) (English & Chinese) http://www.flycarpet.net/en/PsyOnline
  
• Online psychrometric chart and calculator https://www.herramientasingenieria.com/onlinecalc/psychrometrics/psychrometrics.html
  
• Psychrometric Charts Part-1 https://knowledge.autodesk.com/support/revit-products/getting-started/caas/simplecontent/content/psychrometric-charts-part-1.html
  
• Climate Consultant http://www.energy-design-tools.aud.ucla.edu/