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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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Good practice

Replacing old coal boiler with more efficient gas unit

Out with the old and in with the new...  Measures costing € 360 000 lower energy consumption and save some € 50 000 annually  Infrared heaters in production area reduce related energy consumption by...
Sector / Industry:
  • Manufacturing of machinery and equipment
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 10-12% 5.4 Year(s)
Good practice

Better heating system for storing liquids

Long overdue upgrade yields huge savings Upgrading the 30-year-old liquid storage heating system saves nearly € 70 000 in energy costs annually The significant € 335 000 investment could be...
Sector / Industry:
  • Chemical and process engineering
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 4.7 Year(s)
Measure

Implementation of forced ventilation system with waste heat...

Many production processes generate heat that escapes out windows or other openings in the building. That is a waste, especially when it can be used to preheat incoming air, water or other media as...
Sector / Industry:
  • All sectors
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 15-25 % 2 - 20 Year(s)
Good practice

Forced ventilation with heat recovery in office building

Public building in Prague gets bespoke ventilation and heat recovery Well-ventilated indoor environment considered worth the premium for an office refit Energy consumption reduced by ~600 GJ per...
Sector / Industry:
  • Office and administration
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: 30.8 Year(s)
Measure

Implementation and modernization of measuring and control system...

Measuring and control systems (MCS) are used to automatically control both manufacturing and non-manufacturing processes, including monitoring, visualisation and evaluation. Installation of frequency...
Good practice

Installation of frequency inverters for electric motors

Ageing induction motor got an overdue upgrade Upgrading VSH’s 45-year-old electric induction motors yielded results Reduced energy consumption of ~388 GJ, saving € 34 567 yearly Investment in motor...
Sector / Industry:
  • Manufacturing of machinery and equipment
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 8-15% 2.9 Year(s)
Good practice

New cooling-circuit pump with frequency inverter

Why not be more ambitious?  New pump with frequency inverter delivered energy cost savings of nealry € 20 000 annually Return on investment was 2.1 years The company Paramo, Czech Republic, which...
Sector / Industry:
  • Chemical and process engineering
Resources:
  • Energy
  • Carbon
Costs, savings, and payback time: High cost 2.08 Year(s)
Measure

Improving accounting of materials and energy using TOP 20 method...

Traditional accounting systems are not routinely designed to provide companies with information about total costs related to the use of resources and generation of waste and emissions. When a company...
Sector / Industry:
  • All sectors
Resources:
  • Energy
  • Materials
  • Water
  • Waste
  • Carbon
Costs, savings, and payback time: Medium cost 7-25 % 0.5 - 6 Year(s)
Measure

Implementing a waste-management system

The core goal of a waste-management system is to think of ways to improve a company's handling of non-product outputs (waste with zero or negative market value), and implement measures to minimise...
Measure

Introducing an environmental management system

A certified environmental management system (EMS) is a coherent strategy for reducing your environmental impact, complying with legislation and setting continuous improvement targets in a systematic...
Sector / Industry:
  • All sectors
Resources:
  • Energy
  • Materials
  • Water
  • Waste
  • Carbon
Costs, savings, and payback time: High cost 3 - 10 Year(s)
Good practice

Estonian water utility's eco-management efforts

Long-term collective effort gets the results A raft of environmental measures form part of Tallinn water utility's EMAS strategy Today, it uses 88 % of biogas produced on-site thanks to waste...
Sector / Industry:
  • Waste management and recycling
Resources:
  • Energy
  • Water
  • Waste
  • Carbon
Costs, savings, and payback time: High cost 15-20%
Measure

Positive incentives for employees to reduce resource use

Positive incentives for employees are closely related to information, education and training activities. While information and training are often the first steps, this measure focuses on positive...
Sector / Industry:
  • All sectors
Resources:
  • Energy
  • Materials
  • Water
  • Waste
  • Carbon
Costs, savings, and payback time: Low cost 5-10 % 0.5 - 1 Year(s)