Chillers, much like the rest of the HVAC world, have seen a push to increase operational efficiency. These increasingly energy-efficient products, along with the need to replace aged units, have steadily driven growth in the chiller market. In fact, the global chiller market is projected to reach $11.33 billion by 2022.
Well, that didn’t take long. New U.S. tariffs on steel and aluminum imports went into effect at the end of March, and many manufacturers are already raising prices on equipment.
Researchers at the U.S. Department of Energy’s Ames Laboratory have designed and built an advanced model system that successfully uses very small quantities of magnetocaloric materials to achieve refrigeration-level cooling.
The California Air Resources Board (CARB) recently adopted a regulation that would prohibit the use of HFC refrigerants, claiming that the chemicals trap heat in the atmosphere at a rate thousands of times that of carbon dioxide.
The U.S. Environmental Protection Agency (EPA) recently issued guidance stating that it plans to abide by the recent court decision that ruled EPA is not authorized to ban HFC refrigerants under the Clean Air Act.
When dealing with refrigeration or air conditioning compressors that employ an oil pump, many service technicians confuse net oil pressure with oil pump discharge pressure.
Refrigerant recovery machines are to contractors what HVAC systems are to homeowners. Heating and cooling systems are usually the most expensive pieces of equipment in a house…
Refrigerant recovery machines are designed to last a long time. In fact, some manufacturers say that with proper maintenance, their units can last more than 10 or 15 years.