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EREK database of resource efficiency

Measures, Technologies and Good Practices

Do you want to know how much different measures and technological solutions would cost and how much money and resources they can save for your business? This database offers such data in a concise and comprehensive format.

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Measure

Integrating solar heat into food-production process

On-site and nearby renewable energy plants can be integrated into the daily production processes of food and beverage manufacturers. Renewable heat systems are applicable to new and existing food and...
Sector / Industry:
  • Food processing
Resources:
  • Energy
Costs, savings, and payback time: High cost
Good practice

Clever energy-saving systems pay off in French factory

Taming an energy-intensive industrial process New hot-air reticulation system uses waste heat Reduced energy consumption by 20 % Saving € 39 000 from year one Kalizea is a semolina factory in France...
Sector / Industry:
  • Food processing
Resources:
  • Energy
Costs, savings, and payback time: High cost 8 Year(s)
Measure

Heat recovery

Heat recovery can help to reduce overall energy consumption on-site while reducing total running costs in the bargain. Recovered heat can help you reduce energy consumption or provide useful heat for...
Measure

Green cleaning in place (CIP)

Green cleaning in place, or Green CIP for short, is a technology enabling the re-use of caustic soda during parts cleaning in food and drink production. The principle is that pipes and tanks are...
Sector / Industry:
  • Food processing
Resources:
  • Energy
  • Materials
  • Water
Costs, savings, and payback time: High cost
Good practice

Food-processing company achieves dramatic energy savings

Comprehensive environmental gains Natural gas consumption reduced by 491 802 m3 per year Reduced electricity consumption by 1 030.4 MWh per year CO2 emissions down by 2 411.28 tonnes annually...
Good practice

Carlsberg, (probably) the best heat-recovering brewery in the world...

Excellent recovery! Recovering heat saves on energy and cuts CO2 Results in annual energy efficiency gains (~3.5 %) and less CO2 emissions (~600 000 kg) Carlsberg brewery is an energy-savings front-...
Sector / Industry:
  • Food processing
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 3-4% 1 - 2 Year(s)
Good practice

Small-scale biomass gas plant in Swedish dairy

Dairy further boosts its green reputation Micro-scale power plant (Volter) covers about 20 % of annual electricity demand Plant generates 40-45 kW of electricity and 100 kW heat Dual-use plant works...
Sector / Industry:
  • Food processing
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 20% 8 - 10 Year(s)
Good practice

Compressed-air system saves electricity in a German brewery

Very refreshing results! Compressed-air system cuts compressed air consumption by 16 % in three years 300 tonnes less CO2 emissions annually Net annual savings of 775 000 kWh electricity Brauerei...
Sector / Industry:
  • Food processing
Resources:
  • Energy
Costs, savings, and payback time: High cost 45-50% 1 - 1.2 Year(s)
Technology

Refrigeration heat recovery

Recovering heat produced during the refrigeration process is possible and can help save energy and cut costs. Heat-recovery equipment can be fitted to existing plant or integrated in new buildings,...
Sector / Industry:
  • Chemical and process engineering
  • Food processing
  • Hotel and restaurant
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: Medium cost 4 Year(s)
Technology

Retrofitting refrigeration display systems

Refrigerated display cabinets are important for marketing/selling goods that need to be kept cold while displayed, but they are notoriously energy-intensive. Taking necessary maintenance measures can...
Sector / Industry:
  • Food processing
  • Wholesale and retail
Resources:
  • Energy
Costs, savings, and payback time: Medium cost 5-10% 1 - 1.2 Year(s)
Technology

Free cooling

Free cooling can assist in cooling water which is subsequently used in industrial processes or air-conditioning systems. It is an economical system which can help reduce costs and energy uses. Free...
Sector / Industry:
  • All manufacturing industries
  • Food processing
  • Hotel and restaurant
  • Wholesale and retail
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 5-20% 5.8 Year(s)
Good practice

Energy savings at a dairy farm

Smarter farming saves power Audit reveals changes in equipment and practices to save energy Device for varying milking speed reduces electricity use by 20 % Heat recovery and improvements to milk...
Sector / Industry:
  • Food processing
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: Medium cost 25-35% 4.5 - 5 Year(s)