Technical analysis on energy efficiency in HVAC/R systems
I thoroughly study the concept of energy efficiency in a cooling system and its importance with climate change.
By Jimy Danelli*
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Self-contained units
We recommend consulting engineers to specify self-contained units and, if permitted by subsurface conditions, to apply a geothermal design.
by Alfredo Sotolongo*
What is the correct level of redundancy?
Redundancy is investing not only in more equipment or components initially, but also in an operating cost to keep a facility in optimal state.
by Mr. Mauricio Romero*
How can I sell more if my customers always go with the cheapest?
Improving sales involves generating niches and modifying the way the service is provided, focusing on solving customer needs, to reach successful conversions.
By Rolando Torrado*
Famine, climate catastrophe and entropy
A reflection on the role of entropy in the capacity of technologies and its relationship in the optimization of projects, in light of the urgency of reversing the current environmental crisis.
By Camilo Botero*
More Articles …
HVAC project at the Javeriana University, finalist in the CALA Awards 2025 in the HVAC category
The HVAC system installed in the building of the Faculty of Sciences of the Pontificia Universidad Javeriana, in Bogotá, was selected as a finalist in the HVAC category of the CALA Awards 2025....
Concord Project in La Lima Free Trade Zone, finalist in the HVAC category of the CALA Awards 2025
The HVAC system project carried out by MultiFRIO for the company Concord in the La Lima Free Trade Zone, in Cartago, received the final prize in the HVAC category of the CALA Awards 2025, a...
HVAC project at the Universidad Santiago de Cali, finalist in the CALA AWARDS HVAC category
The air conditioning project of the Auditorium Building and the Technology Center of the new campus of the Santiago de Cali University was chosen as a finalist in the HVAC category of the CALA...
Carrier Launches Cold Climate Heat Pump with Maximum Efficiency and Low Noise
International. Carrier, a company belonging to Carrier Global Corporation, presented significant improvements in its heat pump technology designed for cold climates.
Expert Forum to Address Energy Efficiency and 4.0 Technologies in HVAC&R Systems
Colombia. On July 10, 2025, the specialized forum "Towards Energy Excellence in HVAC&R: ISO 50001, Technologies 4.0 and RETSIT" will be held, a space that will bring together experts and...
LG Electronics attributes lower-than-expected results to U.S. tariffs and market slowdown
International. LG Electronics reported a preliminary operating profit of approximately $460 million for the second quarter of the year, a figure that not only disappointed the market, but...
Hisense highlights air conditioning innovation during the 2025 FIFA Club World Cup
United States. Hisense is creating unforgettable moments for fans during the 2025™ FIFA Club World Cup with its global "Own the Moment" campaign.
AFEC renews its Board of Directors and updates its statutes at its 2025 General Assembly
International. The meeting brought together 130 professionals from the HVAC sector in Girona to review results, redefine structures and project the future of air conditioning in Spain.
Technology, efficiency and innovation at the Virtual HVAC Pre-Congress 2025
International. As a prelude to the Refriaméricas 2025Academic Congress, the Virtual HVAC Pre-Congress will be held on July 8, a free technical conference that will bring together experts and leading...
Chile leads with a gender focus in regional meeting on the Montreal Protocol
Costa Rica. Within the framework of the Meeting of Networks of National Ozone Officers of Latin America, held from June 17 to 19 and organized by the United Nations Environment Program, Chile stood...
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