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  1. Home
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  3. Energy
  4. Data Integration and Processing

Data Integration and Processing

The research group “Data Integration and Processing (DIP)” develops innovative solutions for the sovereign and sustainable handling of energy-relevant data - from raw data acquisition to its integration and intelligent use. Our aim is to provide a reliable database for research, industry, local municipalities and politics.

One focus is on the development of modern data platforms and data spaces that enable the cross-sectoral exchange of energy data - open, secure and interoperable. The focus is on open data and structured, FAIR-compliant research data management: we develop concepts and tools that make research data findable, accessible, interoperable and reusable. In this way, we create the basis for transparency, reuse and collaborative research in the energy sector.

To ensure data quality, we rely on automated data integration, validation and standardization processes. This is supplemented by the use of artificial intelligence, in particular large language models (LLMs), to efficiently analyze heterogeneous data sets, semantically index them and make them usable in context.

Another field of application is the Internet of Things (IoT): here we analyze sensor data from energy infrastructures in real time, link it with other data sources and make it accessible via our platforms - also as open data wherever possible.

Our work combines application-oriented research with active involvement in shaping national and European data strategies. We drive cultural and technical change towards open, data-driven energy research - transparent, collaborative and innovation-promoting.

  • Distributed Artificial Intelligence
  • Data Integration and Processing
  • Energy-efficient Smart Cities
  • Research and Innovation Transfer
  • Trustworthy System Operation
  • Standardized Systems Engineering and Assessment
  • Smart Grid Testing

Group Manager

Dr. rer. pol. Julia Köhlke
Dr. rer. pol.
Julia Köhlke

Persons

A

Jad Asswad

E-Mail: jad.asswad(at)offis.de, Phone: +49 441 9722-186, Room: Flx-E

B

Patrick Bruns

E-Mail: Patrick.Bruns(at)offis.de, Phone: +49 441 9722-214, Room: Flx-E

D

Viktor Dmitriyev

E-Mail: viktor.dmitriyev(at)offis.de, Phone: +49 441 9722-181, Room: Flx-E

K

Dr. rer. pol. Julia Köhlke

E-Mail: Julia.Koehlke(at)offis.de, Phone: +49 441 9722-456, Room: Flx-E

Florian Kotthoff

E-Mail: florian.kotthoff(at)offis.de, Phone: +49 441 9722-275

T

Cedrik Theesen

E-Mail: cedrik.theesen(at)offis.de, Phone: +49 441 9722-223

W

Amanda Wein

E-Mail: amanda.wein(at)offis.de, Phone: +49 441 9722-124

Projects

2025

OIDD

Oldenburg Internet of Things (OIDD) Platform - Use Case Water

Duration: 2025 - 2026

2024

TwinEU

Digital Twin for Europe

Duration: 2024 - 2027

2023

NFDI4Energy

National Research Data Infrastructure for the Interdisciplinary Energy System Research

Duration: 2023 - 2028

Transparency in Pig Production (TiPP)

Digitale Rückverfolgbarkeit und Transparenz entlang der Wertschöpfungskette Schwein in der Region Oldenburger Münsterland

Duration: 2023 - 2025

2022

InEExS

Innovative Energy (Efficiency) Service Models for Sector Integration via Blockchain

Duration: 2022 - 2026

2021

PAIRS

Privacy-Aware, intelligent and Resilient Crisis Management

Duration: 2021 - 2024

WWNW

WärmewendeNordwest – Digitalisierung zur Umsetzung von Wärmewende- und Mehrwertanwendungen für Gebäude, Campus, Quartiere und Kommunen im Nordwesten

Duration: 2021 - 2026

IDiNA

Intelligente Digitalisierung der Energieversorgung zur Optimierung des Netzbetriebs und zur Erhöhung der Akzeptanz

Duration: 2021 - 2024

2020

DigiSchwein

Cross innovation and digitalization in animal-friendly pig husbandry under consideration of resource protection

Duration: 2020 - 2024

2019

WiSA big data

Wind farm virtual Site Assistant for O&M decision support – advanced methods for big data analysis

Duration: 2019 - 2023

EN:Alle Projekte aus dem Bereich Data Integration and Processing

Publications

2025

Aggregators in Power Systems: A Taxonomic Review and Analysis

Marcel Otte; Julia Köhlke; Sebastian Rohjans, Sebastian Lehnhoff; IEEE PES ISGT Europe 2025; 2025

BIB
Data Mesh for Collaborative Data Ecosystems: Balancing Heterogeneous Actors Needs and Data Ownership

Julia Köhlke, Jad Asswad, Viktor Dmitriyev; 14. BUIS-Tage 2025; Juni / 2025

BIB
Enhanced Documentation of Simulation-Based Energy Research Artifacts via Semantic Annotation

Wein, Amanda; The Semantic Web: ESWC 2025 Satellite Events; October / 2025

DOI BIB
Enhancing Requirements Engineering Through Transparent Collection and Monitoring - A Metadata Schema and GitHub Repository Blueprint for a Requirement Collection Process

Schmurr, Philipp and Steinert, Alexandro and Hülk, Ludwig and Werth, Oliver and Wein, Amanda and Seiwerth, Corinna; August / 2025

DOI BIB
Examining Data Sharing and Open Access Publishing in Energy Research: A Bibliometric Analysis of Current Practices

Lu, Linna and Wein, Amanda and Werth, Oliver; August / 2025

DOI BIB
Innovationen durch Data Spaces: Potenzial für KMUs erkennen

Agnetha Flore, Julia Köhlke, Johann Schütz; IM+io Fachmagazin des August-Wilhelm Scheer Instituts; 2025

BIB
Monitoring Germany's Core Energy System Dataset: A Data Quality Analysis of the Marktstammdatenregister

Kotthoff, Florian and Muschner, Christoph and Tepe, Deniz and Vogt, Esther and Hülk, Ludwig; SIGENERGY Energy Inform. Rev.; February / 2025

DOI BIB
Ready, set, …rollout? – The role of heterogeneous actors and proximities in the delayed smart meter rollout in Germany

Sabrina Paustian; Julia Köhlke; Jannika Mattes; Sebastian Lehnhoff; Cleaner Engineering and Technology; May / 2025

URL DOI BIB
Requirements Engineering Approach for Data Ownership Concepts

Jad Asswad, Viktor Dmitriyev, Maria Edith Elizondo Guerrero, Cedrik Theesen, Julia Köhlke; Electronics; February / 2025

URL DOI BIB
Unveiling Openness in Energy Research: A Bibliometric Analysis Focusing on Open Access and Data Sharing Practices

Linna Lu and Amanda Wein; March / 2025

DOI BIB
EN: Alle Publikationen aus dem Bereich Data Integration and Processing
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