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).

SynCraft - CHP in Ternitz

In September 2019 the construction of CHP facility CW1200-400 was started by company KWS Ökokraft GmbH. Despite Covid-pandemic the facility operation was started in July 2020.

Waste gasification in Lahti

100 kilometers north of Helsinki, Finland, in the city of Lahti, is the world’s first eco-gas fueled power plant. Lahti Energy’s Kymijärvi II power plant runs on SRF.The plant produces 50 MW of electricity and 90 MW of district heat for the city of Lahti. It was officially inaugurated in May of 2012.

The bioliq® pilot plant

The bioliq® pilot plant covers the complete process chain required for producing customized fuels from residual biomass. Power and heat als the by-products and cover the own demand of the facility. For energy densification of the biomass, fast pyrolysis is applied. The liquid pyrolysis oil and solid char obtained can be processed into intermediate fuels of high energy density. Fuel and chemicals production from syngas requires high pressures. Therefore, syngas production is already performed at pressures up to 80 bar by entrained flow gasification. Gas cleaning and conditioning are conducted at the same pressure at high temperatures allowing for optimal heat recovery and thus improved energy efficiency. In the bioliq® pilot plant the purified syngas is firstly converted into dimethyl ether and then further to gasoline.

Visit by Task 32 experts to Arbaflame (Norway)

As part of the task meeting in spring 2019, the experts from Task 32 visited the Arbaflame production site in Grasmo (Norway).

Steam Explosion plant of Arbaflame in Grasmo (Norway)

The ArbaOne plant in Grasmo, outside Kongsvinger, Norway, is the first large-scale commercial plant with an annual production capacity of 70,000 tonnes of steam-exploded pellets.

Thermally treated wood pellets

Thermally treated wood pellets (steam exploded) are used in a slightly adapted former coal-fired power plant in Thunder Bay (Canada) as a new climate-friendly fuel for electricity generation.

Visit of wood pellet power plant (240MW) in Canada

Plant visit at the 240MW Woodpellet-Powerplant of Ontario Power Generation in Atikoken Canada

IEA Bioenergy Task 32 Experts

IEA Bioenergy Task 32 experts visiting the bioenergy research laboratory at the Lucerne University of Applied Sciences in the frame of a task meeting in Switzerland

Biomass CHP in Västerås (Sweden)

Field trip of IEA BIoenergy Task 32 Experts to the CHP plant in Västerås operated by Mälarenergi in Sweden (close to Stockholm).

Main pillars to form a successful capacity mechanism

The figure illustrates the key design principles of an effective Capacity Mechanism (CM), structured around four main dimensions: Incentives, Efficiency, Neutrality, and Missing Money. The Incentives pillar highlights the importance of creating appropriate signals for both producers and consumers, including investment security, stable revenue mechanisms, demand-side flexibility, and ensuring availability during scarcity situations. The Efficiency dimension emphasizes the need to control overall system costs while avoiding market distortions through well-designed market mechanisms and competitive structures. Under Neutrality, the figure stresses the importance of a technology- and climate-neutral approach that maintains a level playing field while enabling the participation of low-emission technologies. Finally, the Missing Money pillar addresses the issue of insufficient market revenues by introducing additional income streams and risk-mitigation mechanisms to ensure the financial viability of energy producers and long-term security of supply.

Key drivers for Grid Investment

The graphic illustrates the four key drivers for grid flexibility and reinforcement: technological developments, particularly injection peaks from PV generation and electric vehicles; policy targets for renewable energy and EV adoption, which strongly influence investment decisions; regional challenges, as grid violations occur differently depending on location, grid design, and the distribution of generation and demand; and grid utilization, which allows for higher median loading of cables and transformers. Together, these factors determine where, when, and to what extent flexibility and grid reinforcement are needed.

Measures to avoid voltage problems

One of the key challenges in managing decentralized energy systems is preventing network violations. Network violations arise not only from exceeding the thermal limits of cables and transformers, a challenge typically managed through conventional congestion management, but also significantly from overvoltage or undervoltage, particularly in low-voltage (LV) networks. Possible measures to avoid these violations are shown in this figure.

Visibility and Obervability of distribution grid assets and grid status

One challenge for the use of decentralized flexibility is the current lack of visibility of the systems and the lack of observability in the distribution grid, as well as the lack of real-time information on the topology of the distribution grid itself. These problems make it difficult to verify the actual need for flexibility as well as to validate or measure the flexibility provided.

Data exchange between different stakeholders as a challenge

The energy system data and the data exchange between transmission and distribution system operators, as well as suppliers and aggregators, are currently only sufficient to a limited extent to enable an appropriate provision of flexibility services.

aspern IQ, Paneele Südostfassade

aspern IQ, Paneele Südostfassade

aspern IQ, Cafe

aspern IQ, Cafe

aspern IQ, Gesamtansicht von Westen

aspern IQ, Gesamtansicht von Westen

Advanced Biofuel Pathways

Principle pathways of advanced biofuels technologies

Schiestlhaus

Vogelperspektive

Schiestlhaus

Zentralperspektive