Thermal Energy Storage (TES) and Demand Response (DR) offer unique benefits to reducing the electricity consumption, carbon emission, investment, and operational cost of generating cooling energy by bridging the gap between cooling energy demand and production. To provide comprehensive guidance...

Damit die Wärmewende gelingt, gilt es, den Wärmebedarf durch energetische Modernisierungen - also bessere Dämmung, Wärmerückgewinnung und Energiemanagement - zu senken und auf klimafreundliche Heizungen umzustellen. Das nützt nicht nur dem Klima, sondern kann auch zu mehr sozialer...

Finding fuel sources to replace coal in power plants is crucial in the march toward decarbonization. Biomass and ammonia are two options offering significant potential. Both can be used with coal or alone in newly constructed facilities or in modified power plants. Relatively new power plants...

Solar Chimney Power Plant (SCPP) is a renewable energy system that indirectly converts solar energy to electricity. However, the efficiency of SCPP is not sufficient for practical applications. Integrating SCPPs with Photovoltaic-Thermal systems (PVT) could enhance their performance to levels...

Die Entwicklung der Erdgas- und Strompreise in Folge des russischen Überfalls auf die Ukraine sowie auch die aktuellen Beschlüsse der Bundesregierung zur Wärmewende haben die Diskussion über die Kosten der Energiewende in unterschiedliche Richtungen neu aufgelebt. Die Belastung von...

Rund 28% des jährlichen Endenergieverbrauchs in Deutschland entfällt laut der Arbeitsgemeinschaft Energiebilanzen (AGEB) auf den Sektor der privaten Haushalte. Weitere 27% der Endenergie werden vom Verkehrssektor verbraucht. Haushalte verwenden Energie insbesondere für die Erzeugung von...

This report analyses the technology status, value chain, and markets of novel thermal energy storage (TES) technologies. While most technologies currently have low technology readiness levels, they hold substantial potential for storing energy at low costs in the future. TES technologies are...

Modeling tools and technologies that will allow reaching decarbonization goals in the most cost-effective way are imperative for the transition to a climate-friendly energy system. This includes models which are able to optimize the design of energy systems with a large number of spatially...

Rund 28% des jährlichen Endenergieverbrauchs in Deutschland entfällt laut der Arbeitsgemeinschaft Energiebilanzen (AGEB) auf den Sektor der privaten Haushalte. Weitere 29% der Endenergie werden vom Verkehrssektor verbraucht. Haushalte verwenden Energie insbesondere für die Erzeugung von...

Rund 29% des jährlichen Endenergieverbrauchs in Deutschland entfällt laut der Arbeitsgemeinschaft Energiebilanzen (AGEB) auf den Sektor der privaten Haushalte. Weitere 29% der Endenergie werden vom Verkehrssektor verbraucht (AGEB 2023a). Haushalte verwenden Energie insbesondere für die...

Physical Assets play a critical role in infrastructures. Physical Asset governance is the required framework to implement asset management systems, including regulations and procedures that ensure its efficiency and effectiveness. Due to the dominant contribution of thermal power plants in...

Numerical simulations of solar water heating systems using on-off control were performed for four locations in the Portuguese territory, two collector types, and a wide range of parameters. Two main design parameters were considered: the collector area and the storage volume. The relationship...

Biogas is a pervade renewable energy source in rural areas, which can be used to generate power, heating and gas to satisfy the multi-energy needs of users. This paper establishes a bi-level optimization model of integrated biogas energy system considering the thermal comfort of heat customers...

The hybrid heating system consisting of loop heat pipe solar collector (LHPSC) and ground source heat pump (GSHP) was proposed to maintain greenhouse temperature in Harbin (the coldest provincial capital of China) in this paper. The thermal model was developed to predict transient greenhouse and...

A One-dimensional analytical model of proton exchange membrane fuel cell (PEMFC) engine is developed, which is divided into three parts: fuel cell stack, intake & exhaust system, and thermal management system. The modeling of the thermal management system mainly includes the components such as...

Metamaterials have innovative functionalities as a result of artificial design. By arbitrarily designing thermal conductivity, thermal metamaterials have achieved thermal invisible cloaks, camouflages, and deceptions in steady state. However, density and specific heat capacity have sometimes...

The two-phase refrigerant cooling system has excellent thermal management performance, which can provide good temperature control of lithium-ion batteries. In this paper, the thermal performance of mini-channel heat sinks with different aspect ratios was investigated for a battery system with a...

This paper presents a study of the influence of the radiation transfer on the thermal conductivity measurement in a parallel hot-wire method at high temperature. Simulations of the temperature evolution are first carried out with COMSOL Multiphysics ® using the coupled conduction-radiation...

The development of lithium-sulfur (Li-S) batteries is dogged not only by severe limitations in cycling and rate performances arising from the shuttle effect of lithium polysulfides (LiPSs) but also severe degradation under harsh evaluation conditions of high sulfur loading, lean-electrolyte, and...

Developing shallow geothermal energy with a borehole exchanger helps energy supply and CO 2 emission reduction . This paper comprehensively compares the influencing factors on heat transfer efficiency based on the field investigations in Linqu County, Shandong Province, China. We built a...

Among various types of ground heat exchangers (GHEXs), a coaxial-type GHEX exhibits outstanding thermal performance owing to the geometric characteristics of the concentric tube-in-tube configuration. In this study, a computational fluid dynamics (CFD) model was developed and verified using...

Auf dem Weg zur treibhausgasneutralen Wärmeversorgung des Gebäudebestands bestehen vielfältige Planungsbedarfe auf kommunaler Ebene. Strategien zur Reduzierung des Endenergiebedarfs der Gebäude und zur Dekarbonisierung der Wärmeversorgung durch Einbindung erneuerbarer Energien und...

Zur Umsetzung des Europäischen Green Deals plant die Europäische Kommission im Juli 2021 eine umfangreiche Erneuerung der europäischen Klimaschutzinstrumente. Im Rahmen des Fit-For-55-Pakets sind 12 regulatorische Einzelmaßnahmen - von einer Erneuerung der Energieeffizienzstandards bis zu...