Energy infrastructure comprises a set of devices and facilities used for generating, transmitting, distributing, and storing various types of energy, such as electricity, gas, petroleum, and CO2. This infrastructure is essential for ensuring access to energy for the population, economy, and environmental protection.
Ensuring the stability of energy sources is vital for economic, social, and ecological development. Stable energy sources guarantee the continuity of electricity supply, reduce the risk of failures, and prevent excessive use of natural resources. Therefore, regular servicing and modernization of energy sources, such as power plants, solar panels, wind turbines, and biogas plants, are necessary. Servicing energy sources involves checking their technical condition, replacing worn-out parts, repairing damages, and optimizing performance. The benefits of servicing energy sources include:
Enhancing the safety and reliability of the energy system,
Reducing the operational and maintenance costs of energy sources,
Improving the quality and purity of electric energy,
Reducing greenhouse gas emissions and other pollutants,
Extending the lifespan and increasing the profitability of energy sources.
Thus, servicing energy sources is not only a duty but also an investment in the future. Thanks to this, we can enjoy stable, affordable, and eco-friendly access to energy that powers our lives and activities.
Renewable energy sources (RES) are becoming an increasingly important component of the Polish and European energy systems. Their development is beneficial not only to the environment but also to the economy and society. However, RES also have certain limitations, such as dependence on weather conditions, variability in production, and low utilization of transmission infrastructure. To overcome these barriers and increase the efficiency and stability of RES, new and innovative solutions are needed. One such solution is cable pooling.
What is cable pooling?
Cable pooling is the sharing of energy infrastructure between different RES, such as wind and solar power plants. It involves using the secured transmission capacity allocated to one power plant to initiate another energy generation source in the same location. This way, available resources can be better utilized, and energy losses minimized. Cable pooling is particularly cost-effective when combining sources with different operating profiles, such as photovoltaics and wind. This can provide greater stability and reliability in energy supply, as different sources can complement each other depending on weather conditions and demand.
What are the benefits of cable pooling?
Cable pooling has many advantages, both for investors and the energy system. Some of these include:
Reduction in investment and operational costs – sharing transmission infrastructure can reduce the costs of building and maintaining new lines. Moreover, better utilization of transmission capacities can avoid or limit the need to pay fees for imbalance or for reserving power.
Faster development of RES projects – by using existing connections, new RES projects like wind or solar power plants can quickly obtain construction approval and become operational. This accelerates the energy transformation process and increases the share of RES in the energy mix.
Increased efficiency and stability of the energy system – cable pooling can better utilize available RES resources and reduce energy losses. Furthermore, by combining sources with different operating profiles, reliability and stability of energy supply can be increased, reducing the risk of power outages and ensuring greater system flexibility in responding to changes in demand and supply.
Minimization of environmental impact – sharing transmission infrastructure can reduce the negative environmental impact often associated with building new lines. It can also limit greenhouse gas emissions and air pollution by increasing the share of RES in energy production.
The transformation of the Energy Industry is a key challenge for Poland and the world, as it requires a change in the way electricity and heat are generated and distributed. Renewable energy sources, such as wind, sun, water, and biomass, offer many advantages, including lower greenhouse gas emissions, reduced fossil fuel consumption, and greater energy independence. However, to effectively utilize these sources, a comprehensive approach to planning the acquisition and generation of power is needed, taking into account their variability, dispersion, and costs.
A comprehensive approach to planning the acquisition and generation of power from renewable sources involves the integration of various technologies, systems, and strategies that ensure optimal use of resources and energy demand. Some of these elements include:
Development of smart grids, which enable communication and coordination between producers, consumers, and network operators, as well as automatic adjustment to changing conditions and behaviors.
Introduction of energy storage, which allows for the accumulation of excess energy during periods of low demand and its release during periods of high demand, increasing the flexibility and stability of the system.
Application of demand response systems, which involve encouraging or limiting energy consumption by consumers depending on the availability and price of energy, reducing peak demand and network load.
Use of information and communication technologies (ICT), which enable the collection, processing, and analysis of data on the state and operation of the energy system, improving its efficiency, safety, and quality.
Optimization of renewable energy installations management using modern systems such as EMACS. EMACS integrates data from various sources, such as inverters, meters, sensors, weather and energy market forecasts, and presents it in a clear and intuitive way. EMACS allows for real-time monitoring of renewable energy installations, analyzing their performance and profitability, optimizing their parameters, and planning maintenance. EMACS is also a tool for reporting and auditing, which facilitates compliance with legal and contractual requirements. Thus, EMACS is not only a SCADA system but also a business analysis system that helps owners and operators of renewable energy installations make better decisions and increase their competitiveness in the market.
The transformation of the Energy Industry is a long-term and complex process that requires the cooperation and commitment of all stakeholders, such as the government, private sector, social organizations, and citizens. However, it is necessary and possible to ensure sustainable development and a better quality of life for future generations.
Renewable energy refers to the use of energy sources that are unlimited and do not pollute the environment, such as wind, sun, water, and biomass.
Investing in renewable energy sources (RES) offers numerous economic benefits, including:
Lower energy production costs, as renewable sources are cheaper and more stable than fossil fuels.
Increased competitiveness and innovation in the energy sector, as RES require new technologies and solutions.
Creation of new jobs and local development, as RES are decentralized and involve communities.
Improved energy security, as RES reduce dependence on fossil fuel imports and the risk of supply disruptions.
Contribution to environmental protection and the fight against climate change, as RES reduce greenhouse gas emissions and other pollutants.
Modernity and efficiency in renewable energy…
…are key factors that influence the investment attractiveness of RES. Modernity means the use of the latest technologies and quality standards, ensuring high efficiency and reliability of RES systems. Efficiency implies optimizing costs and profits associated with the production and consumption of energy from RES, taking into account technical, economic, social, and environmental aspects.
Both modernity in approach and efficiency in implementation translate into the comprehensiveness of solutions provided for businesses, influencing their profitability and competitiveness in the energy market.
Comprehensive business solutions in the RES sector
Business solutions in energy sector provide full support and assistance for investors and entrepreneurs interested in RES. These solutions can include:
Consulting and market analysis, regulations, technologies, and financing of RES.
Management and optimization of energy production and consumption from RES, including monitoring, control, storage, and sale of excess energy.
Integration and cooperation with other entities in the energy sector, such as suppliers, consumers, network operators, and regulators.
Utilizing the Potential of RES
Investors and entrepreneurs can benefit from the full potential of RES (Renewable Energy Sources) through comprehensive business solutions. These services not only enhance the efficiency and profitability of investments but also minimize the risks and costs associated with RES.
RES Service Providers
Various entities, including specialized companies, research institutions, NGOs, and public-private partnerships, provide these comprehensive solutions. They offer support tailored to the specific needs of the market.
Example of a RES Platform
[RES Platform] serves as an example of such an initiative. It connects suppliers and consumers of RES in Poland, offering a wide range of services: consultancy, technical support, legal, and financial assistance.
Creativity is a key factor in the development of renewable energy sources (RES). It gives rise to new engineering solutions that enhance efficiency, reduce costs, and minimize negative environmental impact.
Some examples of creative projects related to RES include:
Artificial leaves that mimic the process of photosynthesis, producing oxygen and hydrogen from water and sunlight.
Flying wind turbines that harness stronger and more stable winds at high altitudes and transmit energy to the ground via cables.
Perovskite solar panels, which have the potential to achieve higher efficiency and lower cost compared to traditional silicon panels.
These and many other ideas illustrate how creativity supports the development of RES and provides innovative engineering solutions. Creativity is not only a source of inspiration but also a tool for problem-solving and creating a better world.
Example: Floating solar farms
Engineers and automation experts are constantly seeking new solutions like those mentioned above, as well as finding unconventional uses for existing solutions. Floating solar farms exemplify this approach and represent one of the latest trends in renewable energy. Here are some key facts about them:
Floating solar farms make use of water surfaces that are often underutilized or inaccessible for other purposes, such as recreation, tourism, or agriculture.
They exhibit higher efficiency compared to traditional land-based farms because they are cooled by the water and can track the movement of the sun.
Floating solar farms can also benefit the environment by reducing water evaporation, inhibiting algae growth, and preventing shoreline erosion.
If you are interested in innovations in the renewable energy sector, also read:
Hybrid Renewable Power Plants are those that combine different types of renewable energy sources, such as wind, solar, biomass, or water. The goal of this combination is to increase the efficiency and reliability of energy production, making it less dependent on weather conditions or time of day. Hybrid renewable power plants can also use energy storage systems, allowing them to store excess energy and utilize it during periods of shortage.
Advantages of Hybrid Renewable Power Plants include:
Reduction of investment and operational costs through shared infrastructure and equipment;
Reduced strain on the power grid and improved stability due to better alignment with energy demand;
Decreased greenhouse gas emissions and air pollution by using clean energy sources;
Increased energy independence and supply security through the diversification of energy sources.
Examples of hybrid renewable power plants are:
Photovoltaic Thermal (PVT) plants, which combine photovoltaic panels with solar thermal collectors;
Wind-Solar power plants, which combine wind turbines with photovoltaic panels;
Biogas power plants, which combine a biogas production installation with a biomass combustion installation.
Growth in Popularity of Hybrid Power Plants
Hybrid renewable power plants are becoming an increasingly popular solution worldwide as they address challenges related to energy transition and environmental protection. In Poland, hybrid renewable power plants are still in the development stage, but there are already initiatives and projects aimed at promoting and supporting them. The first hybrid renewable power plant in Poland is Kleczew Solar & Wind, combining solar and wind energy production. The EPC contractor for this project is Electrum Group.
Concept of Cable Pooling
One of the solutions implemented within the Polish legal framework to promote and support the development of hybrid renewable energy installations is the concept of cable pooling, which involves connecting at least two renewable energy sources to the same grid connection. This approach allows for savings on building new infrastructure and makes better use of existing resources.
Wind turbines are one of the most environmentally friendly and renewable sources of energy. However, to ensure their reliable and efficient operation, they require regular maintenance and servicing. Wind turbine service involves inspecting the technical condition, cleaning, lubricating, replacing worn parts, and repairing any damages. The goal of wind turbine service is to ensure the safety of personnel, protect the environment, and optimize energy production.
What does wind turbine service entail?
Wind turbine service should be performed by qualified and experienced specialists who possess the necessary qualifications and certifications. Wind turbine service should also be tailored to the individual needs and conditions of each turbine. Some of the factors to consider when planning wind turbine service include: the type and model of the turbine, the age and operational history of the turbine, the location and climate of the turbine, the frequency and intensity of the turbine’s load, and legal and regulatory requirements.
What are the benefits of wind turbine service?
Wind turbine service is not only necessary but also cost-effective. It extends the lifespan of turbines, reduces the risk of failures and downtime, increases energy efficiency, and lowers operational costs. Wind turbine service also contributes to improving the safety of personnel, reducing emissions of pollutants and noise, and increasing public trust in wind energy.
Therefore, wind turbine service is a key element in managing wind farms. Wind turbine service ensures the safety and efficiency of wind as a future energy source.
Electrum Group, a leading Polish Climate Tech business, has begun the implementation of another large-scale project as the general contractor. The construction of two photovoltaic farms with a combined installed capacity of 117.1 MW has just commenced in the locations of Sztum and Mikołajki Pomorskie in the Pomeranian Voivodeship. The completion of both projects is scheduled for spring 2025.
The power plants in Sztum and Mikołajki Pomorskie mark the second collaboration between Electrum and PAD RES, a prominent Polish developer in the clean energy sector, and the sixth major project announced by the contractor this year. In recent months, Electrum has completed work on a joint venture with Nofar Energy on a solar farm in Krzywińskie, and on September 21, as part of its cooperation with investor EDP Renewables, Electrum Group officially inaugurated the construction of a power plant in Przykona. Additionally, Electrum plans to expand into international markets.
„PV Sztum and PV Mikołajki are significant projects for Electrum. We are progressively working towards our goal and utilizing technology and knowledge to build the energy infrastructure of the future. The projected annual production of PV Sztum and PV Mikołajki will have the capacity to power up to 65,000 households” – said Robert Rogowski, Senior Project Manager at Electrum Group.
The Sztum power plant is a comprehensive project, including photovoltaic panels with a capacity of 86.1 MW, spread across two smaller farms with a total area of 113.3 hectares – PV Barlewice (65.8 MW DC) and PV Koślinka (20.3 MW DC). Adequate connections between the components of the complex will be ensured by two medium-voltage power lines of approximately 30 kV and a common length of about 13 kilometers, while the critical point responsible for connecting to the power grid will be the GPO Kępina substation.
The smaller installation, the photovoltaic farm in Mikołajki Pomorskie, has a production capacity of 31 MW on an area of 50 hectares, distributed between PV Mikołajki (5 MW DC) and PV Gdakowo (26 MW DC). In this case, investments have also been made in extensive supporting infrastructure, including nearly 5 kilometers of power lines and a high-voltage line with a length of about 500 meters. The power grid will be connected to the farm through the GPO Mikołajki substation, operating at a voltage of 110/30 kV.
The finalization of formalities related to the implementation was announced in August of this year. The construction of both farms simultaneously began in September, with their completion expected in the spring of 2025.
Electrum Group is a leading Polish Climate Tech business based in Białystok, offering comprehensive solutions in the field of cutting-edge technology development, project construction, and management in the energy and information sectors. The technological maturity of its experts allows them to deliver products and services that respond to the evolving needs of the industry and businesses in line with the ongoing energy transformation. Electrum creates and implements solutions and builds projects based on the idea of an individual energy mix, striking a balance between the social and environmental responsibility of the business and its economic aspect.
Alternative Energy as a New Path in Energy Production
Alternative energy is a field that is gaining popularity as the climate crisis advances. Alternative energy systems, such as the solar farm construction and wind farm construction, are becoming increasingly common to meet the demand for electrical power.
Alternative Energy and RES
Renewable energy sources (RES) are a key component of alternative energy. Among them, photovoltaic farms and wind farms stand out. The construction of photovoltaic farms involves the installation of PV panels that convert solar energy into electrical energy. PV panels are becoming more efficient and cheaper to produce, making them increasingly popular. Wind farm construction involves the installation of wind turbines that convert the kinetic energy of the wind into electrical energy. Wind farms are particularly effective in regions with strong winds.
Climate Tech
Alternative energy is a crucial component of Climate Tech – technologies aimed at combating climate change. Unlike traditional energy sources such as fossil fuels, RES do not emit greenhouse gases and do not contribute to global warming. Furthermore, RES are unlimited and available worldwide.
Challenges for Alternative Energy
One of the challenges for alternative energy is the lack of stability in the energy supply. In the case of photovoltaic and wind farms, energy is only produced when weather conditions are appropriate. To address this issue, it is necessary to develop new technologies for storing electrical energy.
Renewable Energy Systems as a Solution to Problems
In summary, alternative energy is a new path in electrical energy production. Alternative energy systems, such as the construction of photovoltaic and wind farms, are a key element of this field. RES are unlimited and available worldwide, and they do not emit greenhouse gases. One of the challenges for alternative energy is the lack of stability in the energy supply, but the development of new technologies for storing electrical energy can help address this issue.
Wind farms are one of the most popular sources of renewable energy. They contribute to reducing greenhouse gas emissions and air pollution.
How Do Wind Power Plants Work?
Wind power plants harness the force of the wind to generate electrical energy. The wind drives the turbine blades, which then transfer the energy to a generator. The generator converts it into electrical energy. Wind power plants are typically constructed in areas with high wind speeds, such as coastal regions or mountains.
Advantages of Wind Power Plants
Wind power plants offer several advantages, including:
Clean Energy: Wind power plants do not emit greenhouse gases or other air pollutants.
Renewable: Wind is an infinite source of energy, meaning wind power plants can operate for many years without the need for fuel replenishment.
Low Operating Costs: After installing a wind power plant, operating costs are relatively low.
Scalability: Wind power plants can be built in various sizes, from small turbines on rooftops to large wind farms.
Disadvantages of Wind Power Plants
Wind power plants also have several disadvantages, including:
Dependence on Weather Conditions: Wind power plants require strong and consistent winds to generate electrical energy. In the absence of wind or in the presence of excessively strong winds, the power plant may cease to operate.
Environmental Impact: The construction of wind power plants can affect the natural environment, particularly if they are built in protected areas or areas inhabited by wildlife.
Alternative Energy Systems
Wind power plants are just one of many alternative energy sources. Other alternative energy systems include solar power plants, hybrid power plants, geothermal power plants, and hydroelectric power plants.
