By P. Thyse, technical manager at Allmech
Cooling towers require water treatment systems to ensure they operate optimally and last their designed service life.Read More »Cooling tower water treatment – understanding the options
By Roy Naidoo, sales director at Danfoss Climate Solutions (South Africa)
Soaring refrigerant prices and uncertainties around future supply have made reducing refrigerant charge an increasing priority for air conditioning manufacturers and cold room installers alike.Read More »Design changes that reduce refrigerant charge
By Sydney Govender, Danfoss Drives South Africa senior country sales manager
The fourth industrial revolution, which is also known as Industry 4.0, refers to the combination of physical assets and advanced digital technologies that communicate, analyse and act upon information, which in turn enables organisations and consumers to be flexible and make more intelligent, responsive, data-driven decisions.Read More »Conditioning monitoring with intelligent drives in Industry 4.0
By Zalmie Hussein, development administrator at the International Association of Plumbing & Mechanical Officials
Legionnaires’ disease was first identified in 1976 and is caused by water contaminated with Legionella pneumophilia which, when disseminated in droplets into the atmosphere and inhaled, may infect a person.
By Monitor Distributors T/A Hawk Pumps
Anyone who uses high-pressure pumping equipment for professional purposes knows that every nozzle is different.
Read More »Evaporative cooling and humidification spray nozzles
By Tobias Wolf, deputy head of product management at Stulz GmbH
Data centre free cooling system components such as air to water heat exchangers are subject to the possibility of corrosion, which can lead to significant efficiency and availability issues. Precautionary measures are therefore vital. This article explains how to minimise the risk of failure and save costs along the way.
By Laura Cowley PE, LEED BD+C, Lilian Rodriguez Fu IALD, LC, and Pieter de Bod Pr.Eng., LEED BD+C
Ultraviolet light (UV) technology is a non-chemical approach to disinfection and has been used and researched for decades. This is continuation of Part 1 published in the November 2021 issue of the RACA Journal.
By Laura Cowley PE, LEED BD+C, Lilian Rodriguez Fu IALD, LC, and Pieter de Bod Pr.Eng., LEED BD+C
Ultraviolet light (UV) technology is a non-chemical approach to disinfection and has been used and researched for decades.Ultraviolet light (UV) technology is a non-chemical approach to disinfection and has been used and researched for decades.
By Marius La Grange, general manager, Thermocoil
A basic introduction to fin and tube designs.
“Heat exchangers (HEs) transfer heat from one fluid to another without the fluids coming in direct contact” – (ASHRAE, 2008, Chapter47). An exchange of heat energy taking place between at least two fluids. A fluid of course being a vapour or a liquid or a combination of both.
By Marius La Grange, general manager, Thermocoil
“Heat exchangers (HEs) transfer heat from one fluid to another without the fluids coming in direct contact” – (ASHRAE, 2008, Chapter47). An exchange of heat energy taking place between at least two fluids. A fluid of course being a vapour or a liquid or a combination of both.
Read More »A basic introduction to fin and tube designs – Part 1