The QCHALLenge project solves optimization problems in production and logistics using existing quantum computing (QC) hardware. For this purpose, algorithms, concepts and tools are being developed that enable the industry to use QC in a cross-industry and low-threshold manner.
BASF, BMW, SAP and Siemens represent the user side in the consortium, while LMU contributes its many years of experience in the field of QC software. QCHALLenge thus builds directly on the results of the PlanQK project. Within the scope of two extensive R&D subcontracts, the consortium is complemented by the startup AQARIOS as a focused software and technology partner, which is responsible in particular for the development and implementation of QC solutions, among other things.
QCHALLenge focuses on the domains of production and logistics due to their key role for the German economy. This results in use cases such as optimization of supply chains and warehouses and the use of QC in automation. Implementations are primarily carried out in hybrid form and are designed in such a way that customers quickly benefit from a quantum advantage without having to deal with the technology of QC. The application of the results then takes place by adoption in practical use and by distribution of the developed software tools. Likewise, the customized problem-solving approaches are utilized by the application partners and the knowledge gained in dealing with QC is applied by the technology partners.
QCHALLenge thus enables the establishment of an ecosystem for the economic application of QC and strengthens the technological sovereignty of the German economy. To ensure that quantum solutions can be used seamlessly in today’s industrial automation ecosystems, we created an open source software-framework enabling uniform access to multiple use cases.
The LMU Munich acts as consortium leader in the project and is responsible for a large part of the project management. As a research institution with many years of expertise in quantum computing (e.g., LMU is a founding partner of PlanQK), LMU provides support in all research-intensive work packages. As a university research group, the QAR-Lab of the LMU plans to apply the project results in the context of teaching, in scientific publications and in funding and research projects based on QCHALLenge.
SAP, as a leading provider of business application software, represents on the one hand the user side regarding optimization problems from business and industry and on the other hand provides its expertise in the field of design, architecture, and development of software for large industrial customers. In this role, SAP also leads work packages in which use cases from the areas of optimization, ML & simulation, as well as materials research are implemented using a hybrid approach (quantum-classical algorithms) and then compared with purely classical methods. Different implementations are evaluated with respect to their performance, scalability, extensibility, etc., coordinated with each other, and then incorporated into the design of an optimal software architecture.
The focus of Siemens‘ work in the QCHALLenge project is on integrating quantum computing (QC) methods into existing automation solutions as seamlessly as possible. This integration concerns different phases in the life cycle of an automation solution, e.g. the configuration of an optimization problem within an automation, the interfaces between automation solution and QC software or reconfiguration and software updates. Appropriate concepts and tools will be developed for this purpose in the project’s work complexes. In the medium to long term, the aim is to commercialize the concepts and solutions as part of Siemens’ automation portfolio.
BASF is participating in the joint project QCHALLenge as an industrial partner and has the role and perspective of an end user of quantum computing in business, in this case, of the chemical industry. BASF already uses mathematical optimization together with machine learning in ongoing business operations in R&D, product development, process development, production and logistics. Continuously finding more efficient solutions to these optimization tasks not only makes sense for BASF from an economic perspective, but also corresponds to the overarching values of resource savings and sustainability. The overall goal of BASF’s subproject within QCHALLenge correlates with this strategy: The project aims to develop a qualitative assessment of the business impact of quantum computing for industry.
BWM also participates in the joint project QCHALLenge as an industrial partner and brings the insights of an end user of quantum computing in the economy to the consortium. As a major company in the automotive industry, BMW is confronted with various optimization tasks in the areas of production and logistics during ongoing business operations. Continuously finding more efficient solutions to these optimization tasks not only makes sense for BMW from an economic perspective, but also corresponds to the overarching values of resource conservation and sustainability.
As a subcontractor for LMU and BASF, AQARIOS contributes its QC know-how and knowledge from current customer projects with DAX corporations. The main focus is the development of QC software tools. The goal is to enable the low-threshold use of QC in an industrial environment; by generalizing QC solution approaches for problems from production and logistics as well as defining and implementing suitable interfaces for industrial use, QC software tools that can be used in industry are to be created.
After more than three years of intensive research and close collaboration between academia and industry, we concluded the BMFTR-funded project QCHALLenge in a final meeting with the DLR-PT. As a consortium of academic and industrial partners including LMU Munich, BASF, BMW Group, SAP, Siemens, supported by Aqarios we presented the full scope of our results and highlighted the progress achieved toward establishing a sovereign, application-oriented quantum computing ecosystem in Germany.
Throughout the project, we jointly explored more than a dozen real industrial use cases across logistics and production. These included challenges such as train rerouting, production scheduling, sensor placement, drive-train optimization, and financial forecasting. By modeling and solving these problems with (hybrid) quantum optimization and quantum machine learning approaches, we demonstrated the practical relevance of quantum technologies for complex industrial workflows. Our close cooperation enabled continuous knowledge exchange and allowed us to derive clear technical and operational requirements for future quantum hardware.
A central outcome of our work is the hardware-agnostic, open-source software framework we developed, enabling unified access to several quantum and quantum-inspired platforms, including D-Wave, IBM, IonQ, and Fujitsu. This framework provides a low-threshold entry point for integrating quantum methods into industrial automation environments and paves the way for scalable QC-as-a-Service solutions.
Scientifically, we strengthened Europe’s technological sovereignty by advancing our own algorithmic and methodological developments. These include optimized QAOA variants, quantum circuit architectures, and improved training procedures for variational algorithms and quantum machine learning. Across the consortium, we produced more than 30 scientific publications, presented at international conferences, and contributed to the broader quantum research community. We also integrated national infrastructures such as PlanQK, Aqarios Luna, and the QUARK benchmarking framework to validate and further refine our approaches.
To support long-term industrial readiness, we compiled our findings into a strategic quantum computing roadmap, offering concrete guidance on when and where quantum computing is expected to deliver measurable benefits. Looking ahead, we will continue our collaboration by integrating the QCHALLenge Framework into broader initiatives such as the QuCUN Ecosystem and the Munich Quantum Software Stack.
The final meeting underscored the strength of our consortium-wide collaboration and the momentum created over the past three years. Together, we have taken important steps toward making quantum computing a practical and impactful component of future industrial innovation.
Please direct inquiries to the consortium to:
E-Mail: qar-lab@mobile.ifi.lmu.de
Phone: +49 89 2180-9153
QAR-Lab – Quantum Applications and Research Laboratory
Ludwig-Maximilians-Universität München
Oettingenstraße 67
80538 München
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