UV Disinfection in Food & Beverage industry

Articles & Case Studies/ UV Disinfection in Food & Beverage industry

09.12.2021

Food sterilization with UV light is a procedure known as irradiation, which, despite the name, does not add radiation to food or render it radioactive in any manner. Food irradiation is a perfectly safe method of sanitizing food using UV lamps that emit UVC wavelengths.
UVC light, especially in the 254 nanometer (nm) range, has been shown to rapidly kill dangerous microorganisms such as numerous bacteria and viruses. UVC lamps are used in a variety of germicidal applications, including surface, air, and water sterilization.

Surface disinfection

Germicidal lamps are beneficial to any surface sterilization procedure since UVC radiation that penetrates any surface has been shown to be efficient at destroying numerous bacteria, viruses, and dangerous pathogens. UV surface sterilization is more efficient when the surface is clean and free of dirt and debris, which can prevent UV radiation from reaching hazardous bacteria completely. Surface sterilization is a highly effective way to increase the safety of employees and customers in restaurants and kitchens. Surface sterilization has a number of applications in the food preparation industry, including:

Restaurants disinfection

UVC germicidal lamps provides several advantages to restaurants through food irradiation, an FDA-approved method of sterilizing food and assisting in the prevention of foodborne diseases. UV lights may also be used to purify the air in businesses and sterilize surfaces in places like food storage spaces, freezers, and kitchen equipment.

Kitchen hood exhaust disinfection

UVC germicidal lamps provides several advantages to UV lights in commercial kitchen hood exhausts have the added benefit of assisting in the breakdown of grease and the prevention of grease accumulation. UV radiation induces a chemical reaction that changes the organic components in grease and inhibits grease accumulation in the kitchen hood exhaust system through a process known as ozonolysis.

Air disinfection

There are several types of air sterilization systems that may be placed in any residential, commercial, or industrial structure. UV air filtration is extremely successful in eliminating hazardous airborne viruses, and UV HVAC systems assist in automatically cleaning and purifying the air.

Water disinfection

UVC lamps are particularly efficient in water disinfection because they kill some hazardous germs that chlorine does not. UV light sterilizes liquids in the food and beverage industries, such as sugary syrups and liquid sweeteners, which can serve as a breeding ground for hazardous microbes.

UV light is frequently utilized in the food and beverage processing sector to eradicate hazardous germs in a range of applications.


Sterilizarea alimentelor folosind razele UV este sigură

Lumina UV este utilizată pe scară largă în sectorul alimentar, deoarece este pe deplin sigură, necesită puțină întreținere și nu necesită utilizarea de substanțe chimice sau pesticide. Razele UV au capacitatea de a eradica cu succes viruși precum E. Coli și Salmonella, precum și multe alte bacterii care provoacă degradarea alimentelor. Lampile germicide UVC servesc, de asemenea, la reducerea infestărilor de insecte în fructe și legume, precum și la introducerea în țară a insectelor din alimente importate.

Lămpile UVC germicide ucid o gamă largă de viruși și bacterii, mucegaiuri și spori, precum și ciuperci și drojdii. Începând cu 1963, FDA a permis utilizarea iradierii alimentelor pentru tratarea drojdiei și făinurilor pentru a evita infestarea cu insecte.

UV Light Sterilization of Different Foods

UV radiation sterilization of food enhances food safety, extends shelf life, eliminates foodborne diseases, controls insects, and even stops potatoes and onions from sprouting prematurely. Germicidal UVC lamps are used in a variety of applications for food safety, including:

  • Meat, fish, and poultry – meat processing factories must comply to rigorous sanitation rules in order to produce hygienic and contamination-free meat products. UV lights are used in food sterilization operations in meat processing and packing plants, such as on conveyor belts where meat passes. Surfaces in meat packing facilities and on containers are also sterilized with UV light.
  • UV light disinfection is commonly used in the dairy business, particularly when packaging fresh goods like milk, cheeses, and yogurts. UV light enhances the health and safety of numerous food processes with UV wavelengths, just as pasteurization improves the health and safety of milk. Although UV light is particularly successful in preserving dairy products and ensuring they are free of hazardous bacteria and viruses, it does not replace pasteurization, which employs heat.
  • UVC germicidal lamps are used in the beverage sector to improve the quality of bottled water and juices, among other things. UV treatment of packing containers and lids guarantees that the goods and packaging are both disinfected.
  • Liquid sugar tanks — tanks that hold liquid sugar and sweeteners like high fructose corn syrup, as well as water, require sanitation to ensure product quality. UV light is frequently employed to maintain the quality of these substances, which are frequently kept in tanks.
  • Frozen foods - UV food sterilization systems assist the frozen food sector improve food quality and safety by removing the possibility for hazardous germs. UV light enhances the quality and shelf life of many frozen foods by treating them right before packing and treating the packaging containers.
  • Baking - treating flours and yeasts with UV light to prevent insects started with flours and yeasts and is still commonly employed in the baking business. UV light food sterilization fruit processing ht can stop mold spores from growing, which is a major source of waste in the baking business and affects shelf life and profitability.
  • Fruits and vegetables — pre-packaged fruits and vegetables are treated to extend their shelf life, decrease spoiling, and eradicate insects.

UV Lamps Benefit Food Sterilization Processes

In addition to making food safer, UV lights provide a number of advantages in the food sterilization process. The following are some of the most significant advantages of UV light food sterilization:

  • UV radiation has been shown to destroy numerous germs and viruses, prevent mold and mildew from growing, and safely preserve many foods.
  • UV light, when released at the proper nanometer, often 254 nm, and for the optimum exposure period, which is usually measured in seconds since it is so rapid and effective, may preserve food and destroy germs and viruses quickly.
  • UV light is ecologically beneficial since it sterilizes effectively without the need of chemicals and produces no hazardous consequences.
  • UV systems are simple to keep in good working order. For energy efficiency, most have high-efficiency ballasts, and with quality parts, you can expect longer-lasting performance with fewer maintenance.

Source:

LightSources

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