- Mari Macnamara
- Refrigeration
- Hits: 71
Setting the golden standard for refrigeration
Located near Groblersdal in Limpopo, the region known as the Golden Mile is where some of the country’s best export-quality citrus fruit and grapes are grown.
- Glyniss Bone
- Refrigeration
- Hits: 40
The importance of measuring your refrigeration plant
By Kevin Schlemmer, director, CoolCheck
In this article, I hope to draw attention to the ‘hidden’ opportunity of improving efficiency in cooling systems and explore some of the challenges and barriers to increase efficiency and reliability of all types of cooling systems from air-conditioning to refrigeration and even heat-pumps.
- Mari Macnamara
- Refrigeration
- Hits: 178
Researchers experiment with twisted refrigeration
A team of scholars from American and Chinese universities have discovered a new refrigeration technology based on twisting and untwisting fibres.
- Mari Macnamara
- Refrigeration
- Hits: 146
Looking at alternative refrigerants for supermarkets
In an effort to educate the industry about the viability of using natural refrigerants for commercial refrigeration equipment, professionals shared their expertise at the ATMOsphere America conference.
- Mari Macnamara
- Refrigeration
- Hits: 328
How to test refrigerant charge without gauges
Bryan Orr, HVACShool.com founder, provides HVACR technicians with an in-depth description of smart, non-invasive test procedures. He shares his experience…
- Mari Macnamara
- Refrigeration
- Hits: 285
What are we doing about climate change?
During June 2019, the Western Cape Government Environmental Affairs and the Bavarian State Ministry of the Environment and Consumer Protection hosted a technical workshop in Stellenbosch on ‘Green Cooling Solutions’. By Andrew Perks.
- Glyniss Bone
- Refrigeration
- Hits: 205
Reciprocating vs screw compressors – how do you choose?
By Russell Hattingh, engineering manager at Johnson Controls Systems and Service, South Africa.
What would you choose for your HVAC&R applications: reciprocating or screw compressors?
The age-old debate continues.
- Mari Macnamara
- Refrigeration
- Hits: 262
Questioning ice and water theory
The unexpected observation of ice at low temperature and high pressure through an experiment designed to create a super-cold state of water, scientists used neutron scattering to discover a pathway to the unexpected formation of dense, crystalline phases of ice thought to exist beyond Earth’s limits.
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