HVAC&R Nation

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June 2007

 

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Putting life into old fridges     

(full article)

An innovative project in Melbourne is taking unwanted fridges and improving their energy efficiency by up to 20% through simple repairs and retrofits, all in the name of community and the environment, as Sean McGowan discovers.

 

Basics of Psychrometrics   

(full article)

Psychrometrics is a branch of thermodynamics which looks at the properties of moist air - essentially, how air and water vapour interact with each other. Psychrometrics is fundmental to the operation of all refrigeration and air conditioning systems.

 

Condensate drainage for air conditioning systems

(full article)

This technical solution relates to split system installation and condensate drainage methods and may also be used for applications such as high efficiency ducted heaters and evaporative coolers.


 

 

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