Project Image Pool

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Terms of use: The pictures on this site originate from the projects in the frame of the programmes City of Tomorrow, Building of Tomorrow and the IEA Research Cooperation. They may be used credited for non-commercial purposes under the Creative Commons License Attribution-NonCommercial (CC BY-NC).

Overview IETS Task 21 Phase 3

The IETS Task 21 at a glance: A clear presentation of its development from its initiation in 2020 to Phase 3, including the activities of Subtasks 1 to 5.

Smart home systems

Smart home systems generally consist of sensors and switches connected to a hub (also called a gateway) from which the system is controlled with a user interface via wall-mounted terminal, mobile phone or computer, often via internet cloud services. Smart Homes utilize network connectivity to manage and automate services such as lighting, heating/cooling and washing. This has impacts on energy consumption (and running costs). EDNA investigates such impacts.

Smart home with multiple systems

Smart home with multiple smart systems and interfaces, for example, smart meter display, lighting control display, heating and cooling control display, window status display etc. (This raises concerns about interoperability and acceptance by users).

Discussion of Working Group 7 with country representatives during the Executive Committee 28 meeting

Discussion on the selection of topics and their elaboration in Working Group 7

Presentation of approaches for public involvement in the energy sector in Austria

Explanation of approaches to public involvement based on campaigns by public and private actors

Branislav Iglár and Klaus Kubeczko during the presentation of the programme of work in Utrecht

Presentation of the Programme of Work for the Executive Committee of ISGAN

Klaus Kubeczko holding a keynote during a session of the Mission Innovation Austria 2024 conference

Presentation of the topic Living labs: Instruments of the RTD policy or transformative climate and energy policy

Stakeholders in the life cycle of IoT enabled heat pumps

Various examples of business models for IoT heat pumps were collected in IEA HPT Annex 56. The diagram shows the stakeholders involved in the life cycle of an IoT heat pump (blue = heat pump value chain, orange = operators and users, green = energy system). All reports are available at https://heatpumpingtechnologies.org/annex56/.

Use of runtime data in a knowledge base

The graphic shows how real-time data from the field level and building data are linked to the knowledge base.

Models for IoT heat pumps

The graphic shows different types of models that are relevant for IoT heat pumps. Physical models are based on physical relationships, data-driven models are created using only data. Hybrid models are based on both data and physical relationships.

IoT participation of heat pumps

This graphic describes different types of interaction between connected heat pumps. They range from the cloud connection of an individual heat pump to a networked energy system. The IEA HPT Annex 56 reports provide a detailed overview of the state of the art, interfaces, data analysis and business models and are available at https://heatpumpingtechnologies.org/annex56/

Specific resistance towards proton conduction of Pt based fuel cell components

Specific resistance towards proton conduction at various degrees of relative humidity of Pt based catalysts (Pt/C and PtCu/C) and the corresponding membrane materials.

Carbon supported PdNiBi catalysts

Carbon supported PdNiBi catalysts for the alkaline ethanol oxidation reaction (EOR).

District type 3: Industrial area

The diagram shows the energy flows in distric type 3 (industrial area with the use of hydrogen technology).

Inner structure of a fuel cell heating system

The illustrateion shows the inner structure and components of a fuel cell heating system.

District type 1: Energie community in urban environment

The diagram shows the energy flows in distric type 1 (energy community in urban environment with the use of hydrogen technology).

District type 2: Energie community in rural environment

The diagram shows the energy flows in distric type 2 (energy community in rural environment with the use of hydrogen technology).

Fuel cell heating system Vitovalor from the company Viessmann

The illustration shows a fuel cell heating system from Viessmann company. This system is one of the best selling fuel cell systems in Germany.

Concept of surfactant-doped polyaniline coating for gas diffusion layers

PTFE-free hydrophobisation and improved electrical conductivity: Surface-active species consisting of non-polar, negatively charged terminal groups and apolar residues attach themselves to the positively charged PANI framework, which ensures electrical conductivity.

Distribution of the ion current density in the membrane of the aged cell, expressed as a percentage compared to the initial state. This provides a detailed insight into the current distribution within the cell.

False colour image of the ion current density across the flow field of the cell.