UV Cold Pasteurization

For juices & beverages

The Technology

AseptoRay has developed an advanced pasteurization solution based on UV technology. While UV inactivation has been widely used in clear water, it has not been able to penetrate and treat turbid fluids. AseptoRay’s technology enables UV microbial reduction in most turbid liquids. The system uses amalgam UV lamps that generate UV at 254 nm, a wavelength that is known to affect DNA sequences and to inactivate bacteria by preventing their replication.

The core technology of the system is based on hydrodynamics and fluid dynamics. The technology uses a proprietary rector design that ensures very specific fluid dynamics. The hydrodynamics verify that the liquid will be exposed to the required UV dose. A mathematical algorithm is employed that analyzes the product’s viscosity and other rheological properties. The combination of UV penetration at 254 nm and the exact UV dose yields effective bacterial elimination.

Applications & Results

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