Simulation models

The development of simulation models is a core competence of our research area. Therefore, a large part of our research projects involves the development of simulation models for decision support or data analysis. Some of these models and their function are shown below.

Decentralized planning of platoons

  • Modeling approach: Agent-based and discrete-event
  • Performance criterion: Cost savings in the AI-based decentralized planning of platoons

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Data-driven Analysis of dynamic ETA Forecasts in Combined Road/Rail Transporte

  • Modeling approach: Agent-based
  • Performance criterion: Parameter variation to investigate the influence of dynamic and stochastic ETA forecasts on the lead and lag of CT

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roboKOM – Potential areas of application for Robotic mobile fulfilment systems

  • Modeling approach: Agent-based
  • Performance criterion: Parameter variation to determine a potential application range of mobile picking robots by mapping the occurring planning hierarchy of operational planning problems.

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EurAsia

  • Modeling approach: Agent-based
  • Performance criterion: Geographic market segmentation

Link to the AnyLogic Cloud

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AufKomm – Capability based order assignment in manual order picking

  • Modeling approach: Agent-based
  • Performance criterion: A picker's individual risk score to assess the feasibility of a picker order allocation method based on the picker's skill set

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SUPa -Simulation-based investigation of alternative courses of action in pallet exchange in consideration of different actor behaviours

  • Modeling approach: Agent-based
  • Performance criterion: Investigation of the cost level and distribution for pallet exchange depending on the exchange behavior of the different actors.

Link to the AnyLogic Cloud

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SyD4 – Systematic service engineering in contract logistics

  • Modeling approach: Discret-event
  • Performance criterion: Investigation of the impact of multiple possible solutions for picking services under uncertain conditions (e.g., fluctuations in demand levels, distribution of demand over time) on logistics costs and performance.

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HiRo II – Market potential of container transports from the hinterland near North Rhine-Westphalia towards Rotterdam

  • Modeling approach: Agent-based
  • Performance criterion: Analysis of changes in the market shares of North Range ports when additional hinterland connections were established in NRW.

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GenesisKV – Overbooking strategies for containerized hinterland transport

  • Modeling approach: Discret-event and agent-based
  • Performance criterion: Impact of different overbooking strategies on the capacity utilization of trains in maritime hinterland transport

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RelKV – Simulation-based decision support in combined transport road/rail

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Systematic analysis of factors influencing the mode choice between intermodal rail or road transport including possible delays in road and rail transport

Link to the AnyLogic Cloud

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Urban Logistics Facilities

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Analysis of different consolidation and cost allocation methods for intra-logistics and urban distribution.

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Simulation of automated hinterland container terminals

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Analysis of different terminal layouts regarding capacity requirements and throughput times.

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Green City Supply – Sustainable integration of rail freight transport into urban logistics concepts

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Comparison of unimodal road freight transport and intermodal freight transport. Evaluation regarding transport costs, traffic volume and traffic emissions

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Simulation-based analysis of a load-oriented driving ban in Darmstadt

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Analysis of different control strategies for a truck drive-through ban in Darmstadt. Evaluation regarding transport costs per company type, vehicle use, traffic volume and emissions

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Labeling Postponement-Strategy for the Supply Chain for Hair Care Products

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Logistics and production key performance indicators of various postponement scenarios, robustness of the scenarios against fluctuations in demand, variable sales forecast quality, lot sizes and set-up times

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Supply Chain Design – Strategic Allocation in the Logistics and Production Network

  • Modeling approach: Agent-based
  • Performance criterion: Logistics and production costs of different supply chain scenarios, robustness of the scenarios to demand fluctuations.

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HiRo – Market potential of container transports form the southwest German hinterland towards Rotterdam

  • Modeling approach: Agent-based
  • Performance criterion: Analysis of the market shares of different seaports

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Simulation-based study on storage location assignment strategies in airfreight handling

  • Modeling approach: Agent-based
  • Performance criterion: Effects of dynamic storage location assignment on process times, required storage areas and number of forklifts.

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Picker blocking in the manual order picking process

  • Modeling approach: Agent-based
  • Performance criterion: Cycle time of order picking

GenesisKV – Business development for non-cranable semi-trailers with innovative systems in combined transport

  • Modeling approach: Agent-based
  • Performance criterion: Break-even calculation for the investment decision for transshipment equipment for non-cranable semi-trailers

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InterSim – Interdisciplinary Simulation for Case Study Based Teaching

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Shipping and inventory costs of different delivery strategies in the automotive supply chain

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KRITIS – Cooperation for the protection of critical infrastructures

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Simulation of communication and infromation exchange processes

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Layout design for production and warehouse buildings on a green-field production site

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Efficient material flow for a green-field production site under the consideration of production-specific conditions

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Material flow analysis for a production line on a green-field production site

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Efficient material flow for a green-field production site under the consideration of production specifications and aims

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Overbooking in intermodal transportation

  • Modeling approach: Agent-based
  • Performance criterion: Impact of different overbooking strategies on revenue, profit, and service level

ProSee Rhein-Main – Analysis to increase process efficiency in rail-bound hinterland traffic

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Impact of changes in the order process of the maritime transport chain

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Time slot management in road freight transport

  • Modeling approach: Agent-based
  • Performance criterion: Average waiting times per delivery and over the course of the day, influence of coordination measures on waiting times when using time slot management systems

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Delivery Time Windows for Road Freight Carriers and Forwarders

  • Modeling approach: Agent-based
  • Performance criterion: Additional costs for the operation of time slot management systems

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CSSP – Commen Seawater Supply Pipeline

  • Modeling approach: Discrete-event and agent-based
  • Performance criterion: Impact of global and local uncertain input factors on the service level of a transportation network in a developing country

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VESUHV – Improving data flow along the maritime transport chain in rail-bound hinterland traffic

  • Modeling approach: Agent-based
  • Performance criterion: Capacity utilization of the import rail-bound maritime transport chain

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MitKV – Market potential for innovative transshipment technologies for combined transport

  • Modeling approach: System-dynamics
  • Performance criterion: Modal shift potential for non-cranable semi-trailers in combined transport

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