A service technician makes an expansion valve adjustment. EDITOR’S NOTE: This is the fourth of a five-part series providing a guide for retrofitting open refrigerated display cases with doors and ...

MELTING AWAY: The latent heat of fusion for ice is 144 Btu/pound, which means that 144 Btu are absorbed for each pound of ice that is melted to water. (Staff photo). March 4, 2021 Service technicians ...

Cascade refrigeration systems represent a critical advancement in thermal management, particularly in applications requiring ultra‐low temperatures. These systems employ multiple refrigeration cycles ...

The auto-cascade refrigeration system represents an innovative evolution in low-temperature and cryogenic refrigeration technology. Operating on the principle of using mixed refrigerants with distinct ...