For both roof and facade: photovoltaics and solar thermal energy (PVT heat pump collector) for heat pump use
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Published on: May 8, 2024 / Updated on: May 13, 2024 – Author: Konrad Wolfenstein

Solar thermal and heat pumps: AKG and Consolar are preparing joint production in Northern Hesse – Image: Consolar Solar Energy Systems GmbH
🌍 The World of Renewable Energies 🌱
🇩🇪🌟 The world of renewable energies is experiencing remarkable development, and a new chapter in this exciting evolution is currently being written in Northern Hesse. In an unprecedented collaboration, the AKG Group, a renowned expert in high-performance cooling and thermal management technologies, and Consolar Solare Energiesysteme GmbH, a leading specialist in innovative solar technology, have joined forces. Their shared mission: to advance the production of SOLINK PVT heat pump collectors, a groundbreaking technology in the field of renewable energies.
🔌 Technological revolution
The partnership between AKG and Consolar is not only an example of the synergistic collaboration between two technology pioneers; it also embodies a fundamental transformation in how we generate, use, and think about heating energy in the future. The SOLINK PVT heat pump collector developed by Consolar is at the heart of this revolution. By combining photovoltaic (PV) and solar thermal technologies in a single system, it breaks down technological barriers and sets new standards in the efficiency of solar energy generation.
💡 Innovation of the SOLINK collector
The innovative design of the SOLINK collector allows for the generation of up to 10% more electrical energy compared to conventional photovoltaic modules. In addition, it delivers two to three times the amount of thermal energy. This is achieved by simultaneously using the heat generated beneath the photovoltaic cells on the collector's surface for heating purposes while they convert sunlight into electricity. Specifically designed for use with heat pumps, the SOLINK collector enables an extremely energy-efficient and completely silent heat supply. This opens the door to numerous new applications, particularly in urban areas where noise pollution is often a critical factor.
🏭 Promoting the local economy and sustainable production
The AKG Group's headquarters in Hofgeismar was chosen as the production site for these innovative collectors, a strategic move intended to strengthen the local economy and solidify North Hesse's position as a center for innovation in green technology. Through its cooperation with Consolar, AKG is leveraging its extensive expertise in manufacturing high-performance coolers for a cross-industry application with the potential to sustainably transform the energy sector.
🌱 Sustainable production and environmentally friendly manufacturing processes
Furthermore, the production of SOLINK collectors embodies an outstanding example of sustainable manufacturing. Both companies place great emphasis on environmentally friendly and resource-conserving production processes. This shared philosophy is reflected not only in the product itself, but also in the way it is manufactured.
🏙️ Diverse applications and urban integration
The SOLINK PVT heat pump collector offers diverse and innovative applications. For example, the collectors can be installed on roofs or facades, making them an ideal solution for urban areas. They not only replace traditional geothermal systems and air-cooled outdoor units, but also provide an all-in-one solution for heating buildings. By integrating them into existing structures, they contribute to reducing the carbon footprint and promote the goal of a carbon-neutral future.
🇩🇪 Germany's role in green technology and sustainable development
The cooperation between AKG and Consolar is also a testament to the progressive spirit prevalent in German industry, particularly with regard to green technologies and sustainable development. Germany has established itself as a leading country in the promotion of renewable energies, and this project is yet another example of the country's commitment to environmental protection and innovative, future-proof technologies.
🌟 Socioeconomic significance and sustainable solutions
The project's socio-economic significance should not be overlooked. By creating new jobs and strengthening the regional economy, it contributes to holistic development that combines both ecological and economic sustainability. The partnership between AKG and Consolar demonstrates that innovation and environmental awareness can go hand in hand to develop concrete and effective solutions to the most pressing challenges of our time.
☀️ PVT heat pump collectors: A master of energy efficiency 🌱
🔬 The basics of the PVT system
A PVT (photovoltaic-thermal) heat pump collector is an innovative combination of photovoltaics (PV) and solar thermal energy in a single system. This technology aims to generate both electrical energy using the photovoltaic cells and thermal energy through the thermal component. The fundamental idea behind PVT systems is the efficient use of solar radiation to simultaneously produce electricity and heat, resulting in a higher overall energy yield compared to separate systems.
💧 Optimizing heat utilization
In a PVT heat pump collector, the heat generated by the photovoltaic cells is not considered a waste product, but is actively used to generate thermal energy. This heat can then be used in a variety of ways, for example to support heating systems, for hot water preparation, or as a source for a heat pump to further increase the efficiency of the overall system.
🔌 Structure and function of a PVT collector
Specifically, a PVT collector typically consists of PV cells mounted on a heat exchanger. The solar energy absorbed by the PV cells and converted into electricity simultaneously heats the cells. This heat is absorbed by the heat exchanger and can then be used for heating or other purposes. In the case of a PVT heat pump collector, this recovered heat is often used to improve the efficiency of heat pump systems by serving as a low-temperature heat source.
🏡 Advantages and applications
By combining photovoltaics and thermal energy in a single system, PVT collectors can reduce the space requirements for solar installations and increase the overall energy efficiency of a building. These characteristics make PVT heat pump collectors particularly attractive for households, businesses, and industries seeking sustainable and efficient energy solutions.
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🌍 The revolution in the use of renewable energies: PVT collectors and the future of heat supply
🌍☀️ Energy of the future: The transition to renewable energies
Over the past two decades, the global need to transition to renewable energy has increased dramatically. Against this backdrop, innovative technologies have emerged that aim to reduce dependence on fossil fuels and accelerate the transition to a more sustainable future. One such technology, gaining increasing importance, is PVT collectors, which, when combined with heat pumps, offer an efficient and environmentally friendly solution for heat supply. Consolar's SOLINK technology, in particular, has proven to be a pioneer in this field.
🔆 The PVT collector technology
The PVT (photovoltaic-thermal) collector is an innovative solution that generates both electricity and heat from solar energy. This is achieved by combining photovoltaic elements, which generate electricity, with a thermal unit that extracts heat. This unique combination significantly increases the efficiency of solar energy and makes PVT collectors an attractive option for building heating and hot water supply.
🏭 Consolar: Pioneering work from Northern Hesse
Consolar, a North Hessian company with over 20 years of experience in the industry, has gained the trust of more than 3,500 systems across Europe with its PVT technology. The production facility in North Hesse not only symbolizes climate protection "Made in Germany," but also forms the foundation for the ambitious goal of achieving strong growth in the coming years.
🌟 The importance of SOLINK heat pump systems
Andreas Siegemund, CEO of Consolar, emphasizes the importance of SOLINK heat pump systems as a key technology for the decarbonization of urban areas. The high-quality standards and the ability to scale production are crucial factors that enable long-term partnerships with municipal utilities, heating systems, and heat pump manufacturers. The collaboration with AKG, an expert in developing customer-oriented system solutions and highly automated manufacturing, strengthens these capabilities and provides access to global markets.
🤝 The partnership between Consolar and AKG
The AKG Group itself looks back on more than 100 years of history in the development and manufacture of high-performance components for thermal management. Its expertise in adhesive technology expands the range of its manufacturing capabilities and underscores the shared commitment to sustainable energy solutions.
The partnership between Consolar and AKG is a testament to how technological leadership and a commitment to sustainability can merge into a high-performing syndicate. With a planned annual capacity of approximately 85 megawatts of thermal collector output, or 65,000 collectors, and the goal of expanding this capacity well beyond 2024, it clearly demonstrates how serious both companies are about meeting the demand for sustainable energy solutions.
🔩 The global presence of the AKG Group
The AKG Group, with its specialized manufacturing operations encompassing more than 2.5 million heat exchangers annually, maintains a strong position in the industry. With 11 production facilities and 14 sales companies worldwide, AKG is committed to the highest quality standards.
🔋 The importance of PVT collectors for the future
The importance of PVT collectors in the energy landscape cannot be overstated. In a scenario where the world strives to reduce CO2 emissions and combat climate change, they offer a clean, efficient, and sustainable solution. By simultaneously generating electricity and heat, PVT collectors can help meet the energy needs of buildings while lowering emissions. Furthermore, SOLINK technology enables maximum efficiency and flexibility, making it an attractive option for a wide range of applications, from residential buildings to large-scale industrial projects.
🌱 Sustainable partnerships for a greener future
The partnership between Consolar and AKG reflects the growing awareness and need to invest in sustainable energy sources. Through the combined expertise and commitment of both companies, the path is being paved for a greener future in which renewable energy sources play a central role.
🌍 Hope in the fight against climate change
In a world increasingly affected by the impacts of climate change, PVT collectors offer a glimmer of hope. Their ability to generate energy efficiently and sustainably makes them an indispensable tool in the fight against climate change. With the ongoing development and improvement of this technology, we are on the cusp of an era in which clean, renewable energy will be the norm, not the exception.
📣 Energy-related renovation and new construction, consulting, planning and implementation for industry, retail and municipalities
Our experienced team will support you in optimizing your buildings to reduce energy consumption and promote sustainable energy use with photovoltaics. We analyze your individual needs and create tailor-made concepts that make sense both economically and ecologically. Regardless of whether it is about the energy-efficient renovation of existing buildings or the construction of new energy-efficient structures, we are at your side. Industrial facilities, retail buildings and municipal facilities can reduce their energy costs and reduce environmental impact while improving the comfort and efficiency of their buildings through our tailored solutions.
👨🏻 👩🏻 👴🏻 👵🏻 Energy-saving renovation and new construction, advice, planning and implementation for private households
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