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Active managed Buildings with Energy performaNce Contracting

Periodic Reporting for period 2 - AmBIENCe (Active managed Buildings with Energy performaNce Contracting)

Berichtszeitraum: 2020-12-01 bis 2022-05-31

Buildings are responsible for approximately 40% of energy consumption and 36% of CO2 emissions in the EU alone. Therefore, energy efficiency measures of buildings are key to improve building’s energy and environmental performance, taking advantage of the availability of renewable energy but without compromising the comfort of their users. On top of that, especially with the anticipated electrification of heating, cooling and hot tap water production, buildings are one of the most valuable resources for the provision of flexibility at demand-side given their considerable energy consumption levels that also contribute to high emissions of CO2.
In order to fully unlock the potential of buildings towards energy savings, energy costs and CO2 emissions reduction, new smart energy services that aim at exploring flexibility must be identified. Given that many buildings in the EU are over 50 years old and a substantial part of them is energy inefficient, the use of ICT solutions and tools, relying also on big data provided by smart meters and sensors, coupled with the renovation of the existing building stock, will be able to trigger significant savings with reduced investment.
Energy Performance Contracting schemes are an effective means to address this and provide energy efficiency services that can bring added value to the whole chain and contribute to the empowerment of energy end users through dedicated service providers such as ESCOs, aggregators or energy cooperatives that can increase the overall benefits through the grouping of several of these smart energy services.
By exploiting Demand Response actions and combining them with an efficient control of distributed generation, in particular those units based on Renewable Energy Sources, it is possible to increase the integration of energy from “zero-emission” power generation through the management and use of these resources locally. This will avoid potential constraints to the distribution grid.
Advances in different technological fields should enable energy savings and costs reductions by going beyond the passive buildings concept (typically involving measures affecting the building’s envelope, like better insulation and glazing) and adopting an Active Control of buildings approach. This approach uses buildings’ inherent flexibility to further reduce losses or costs and maximise the use of self-generated renewable energy.
The combination of this approach with the current EPC schemes brought us the Active Building EPC (AEPC) which implies the use of intelligent and real-time information that allows for new combined services, agreed performance criteria on comfort and safety and new levels of flexibility.
In the AmBIENCe project the concept of Energy Performance Contracting was extended to Active Buildings and made available and attractive to a wider range of buildings. AmBIENCe provided new concepts and business models for performance guarantees of Active Buildings, combining savings from energy efficiency measures with additional savings and earnings resulting from the active control of assets leveraging for instance price-based incentive contracts. An integrated modular AEPC concept and a proof-of-concept platform were developed that support the creation of Active Building Performance Contracts. The AEPC concept and proof-of-concept platform were validated in two pilot sites and further exploitation opportunities were defined. The anticipated electrification of heating, cooling and hot tap water production, allows buildings to contribute to the provision of flexibility and as such, also within an AEPC project, contribute to the reduction of CO2 emissions.
The project started investigating the current Energy Performance Contracts (EPC) to support the development of an Active Building EPC that on his turn will be implemented and validated in two pilots.

At first, an assessment of EPCs and building demand response services in Europe was performed, we have provided a detailed European view of EPC state of the art.

Then, an Active Building Energy Performance Contract (AEPC) concept note and methodology was developed, as well as a Proof-of-Concept of an Active Building Energy Performance Modelling (ABEPeM) platform. The AEPC concept and business model were described and extended to clusters of buildings.
The AEPC concept and business model was implemented in two pilots, an office building in Portugal and a residential building in Belgium.

The collection of data needed to perform adequate calculation of the flexibility potential of a building is not always available. Therefore, a database of grey-box model parameters for EU building typologies was developed that supports the use of the ABEPeM platform to calculate the cost savings from the use of flexibility, and to define the impact of AEPC on the energy system and emissions reductions.

The AmBIENCe replication plan can be found on the AmBIENCe website (https://ambience-project.eu/wp-content/uploads/2022/06/AmBIENCe_D5.1-Replication-plan-submitted_vf.pdf(öffnet in neuem Fenster)). The AEPC contract template and the ABEPeM platform are some of the key exploitable results that were obtained in the AmBIENCe project to support AEPC. Unfortunately the ABEPeM is not available yet as a user friendly tool. More information can be obtained at the project coordinator (Annick.Vastiau@vito.be). The AEPC contract templates are available on the project website (PT: https://view.officeapps.live.com/op/view.aspx?src=https%3A%2F%2Fambience-project.eu%2Fwp-content%2Fuploads%2F2022%2F07%2FAmBIENCe_Template-Performance-contract-for-the-Portuguese-pilot.docx&wdOrigin=BROWSELINK(öffnet in neuem Fenster) and B: https://view.officeapps.live.com/op/view.aspx?src=https%3A%2F%2Fambience-project.eu%2Fwp-content%2Fuploads%2F2022%2F07%2FAmBIENCe_Template-Residential-Performance-contract-for-the-Belgian-pilot.docx&wdOrigin=BROWSELINK(öffnet in neuem Fenster)).

Through communication and dissemination of the activities done in AmBIENCe many stakeholders were influenced and engaged. Informational and promotional material was developed and made available on the AmBIENCe website and shared via the online media channels of the project and the partners. We have also organised and participated in many events. Since the Covid-19 pandemic, the events that we organised or contributed to share our ideas and (preliminary) results were held online. The final conference, presenting the achievement of the project and preparing for the exploitation of results after the project's end, was held as a hybrid event in May. More information is available on the AmBIENCe website or with the project partners.
The main ambition of AmBIENCe is to go beyond the current state of the art by extending the energy performance contract to active buildings and making it available to a wider range of buildings. AmBIENCe provides new concepts and business models for performance guarantees of active buildings, combining savings from energy efficiency measures with additional savings and earnings resulting from the active control of assets leveraging for instance price-based incentive contracts (implicit demand response). Within the course of AmBIENCe, the experience of the project partners increased and was extended to stakeholders via workshops and digital outreach. Based on this, an integrated modular concept will be proposed, and a proof-of-concept platform will be developed, to support the creation of active building performance contracts.
Schematic overview of the ABEPeM platform
Infographic AEPC process
Picture taken at the second general assembly of AmBIENCe
AEPC ecosystem
AmBIENCe brochure
AmBIENCe factsheet
screenshot to the AmBIENCe project video
Infographic flexibility sources