When it comes to adding refrigerant to a refrigeration system, there are several different methods a technician can use to determine the correct amount needed. The preferred method will typically ...

Optimizing refrigerant charge has always been a key part of designing cooling systems and balancing their efficiency, reliability, performance, and cost. But recently, that balance has shifted, and ...

Engineers have developed a technique that saves energy and servicing costs by indicating when air conditioners are low on refrigerant, preventing the units from working overtime. The new "virtual ...

ALTMUNSTER, Austria, Feb. 1, 2026 /PRNewswire/ -- Kaltra has announced an expansion of its microchannel tube size portfolio, reinforcing its long-term vision of minimizing refrigerant charge while ...

Scientists at Germany’s Fraunhofer Institute ISE and a consortium of heat pump manufacturers have achieved a new efficiency record in their development of a low-refrigerant propane refrigeration ...

Last month we discussed air-conditioning troubleshooting and how you can diagnose many of these problems yourself, including: • The need to have the old refrigerant reclaimed and the new refrigerant ...

Keeping equipment operators productive as summer comes on requires an air conditioning system maintained to harness some cool physics. Most of the maintenance is pretty simple, but knowing how and ...