August-September 2021

The full issue is mailed to AIRAH members and available for members online, or the hard copy is available to purchase here for three months.





King of cool
(full article)
The use of CO2 (R744) in refrigeration and air conditioning has traditionally been associated with supermarket and cold storage settings. But as Sean McGowan reports, a carbon dioxide system has proven to be the ideal solution for a South Australian cinema complex. 
Learning experience 

(full article)  

Through its Living Laboratories, the i-Hub is investigating future‑friendly heating and cooling for Australian schools.

Does Big History have the big answers?

(full article)  

How different might life in 50 years look like compared to today? Noriko Wynn crafts a glimpse of the future.

Out there

(full article)  

A visionary group of locals have set out to make Lightning Ridge a world‑class tourism attraction, and the leading destination for opal‑related knowledge, training and experiences. As Sean McGowan reports, a new Australian Opal Centre will house an impressive opal and fossil collection, and shine a light on national treasures rarely seen by the public.

Best-Practice Energy Performance Benchmarking for Refrigerated Warehouses

(full article)  

This paper explores best practice for Australian refrigerated warehouses, running the ruler over several plant concepts. A clear pattern emerges for low-charge NH3 systems.

By Stefan Jensen, F.AIRAH