How long does a photovoltaic payback period last?

The average payback period is less than six months. For example, one audited plant saved 2.21 GWh of energy, avoided PLN 574.6 thousand in costs, and required an investment of only PLN 170 thousand. While photovoltaics may not offer as short a payback period as other energy-saving technologies, they provide long-term benefits.

How long is the payback period for a heat pump system?

Typical payback periods range from 3–5 years, depending on investment scale and available financial support. At Słodownia Soufflet, we proposed a heat pump system combined with two cogeneration units. The investment, totaling PLN 29 million, included heating and cooling system modernization.

What is the average payback period for electric drive modernization?

Many installations lack proper control systems, resulting in inefficiency. Simple regulation methods can yield 30–60% savings. At DB Energy, the average payback period for electric drive modernization is 2.5 years.

How long does it take for DB energy to pay back?

Typical payback periods range from 2 to 5 years, making these technologies profitable in both the short and long term. The decision on the appropriate solution should follow a detailed analysis of the company’s needs, a service provided by DB Energy as part of its energy audits.

How much energy is saved by electric drive modernization?

Simple regulation methods can yield 30–60% savings. At DB Energy, the average payback period for electric drive modernization is 2.5 years. For example, modernizing a 1,000 kW pump drive reduced annual energy consumption by 1,300 MWh, saving PLN 160,000 annually with a 2-year payback period.