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Science & technology14.11.2026

Why HVAC&R Diagnosis Demands Systems Reasoning, Not Just Equipment Familiarity

Eugene le Roux (FSAIRAC) outlined at the Women in HVAC Leadership Summit why refrigeration troubleshooting is cognitively demanding: limited measurable signals, abstract thermodynamics, and a wide range of faults that produce similar symptoms. He stressed that diagnosis requires interpreting how the condenser, evaporator, compressor, and refrigerant interact rather than replacing the first suspect component.

#Eugene le Roux #compressor

RACA Journal

Chillers & heat pumps14.11.2026

Mitsubishi Electric's New Plate Heat Exchanger Triples Heat Transfer and Cuts Refrigerant Charge to One-Third

Mitsubishi Electric has developed a plate heat exchanger for heat pump cooling and heating equipment that achieves approximately three times the heat transfer performance of its conventional grooved-plate models. The design reduces refrigerant charge to roughly one-third, addressing safety and environmental concerns tied to flammable next-generation refrigerants.

#micro-offset fins #plate heat exchanger

Mitsubishi Electric: News

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