Schöneberg, Tim: Selecting cost-minimal delivery profiles and assessing the impact on cost and delivery schedule stability in area forwarding inbound logistics networks [...]. 2013
Inhalt
- Introduction
- Problem statement
- Logistics
- Automotive supply chains
- Material flow control
- Planning process in automotive supply chains
- Iterative planning in a rolling horizon
- The operational order lot-sizing planning problem
- Assessing the impact of cost minimal delivery profiles
- Literature Review
- Models and algorithms covering important aspects related to the selection of cost-minimal delivery profiles
- Models for lot-sizing problems
- Models for joint replenishment problems
- Models for purchasing quantity discount problems
- Models for minimum cost network design and flow problems
- Considering uncertainty of demand
- Assessing the impact on realized logistics cost
- Simulating a rolling horizon environment to benchmark planning methods
- Architectural approaches to benchmark simulation environments
- Assessing stability of the generated delivery schedules
- Outline of the Required Work
- Selecting cost-minimal delivery profiles for area forwarding inbound logistic networks
- Assessing the impact of cost-minimal delivery profiles in a rolling horizon environment
- A simulation framework for operational order lot-sizing planning methods
- Measuring delivery schedule stability
- Targeted contributions
- Selecting cost-minimal and robust delivery profiles
- Summary of the given decision problem
- Exploiting the problem structure
- Preprocessing
- Determination of resulting orders
- Computation of inventory related cost factors
- Freight computation
- A primal packing heuristic
- Main leg model formulation
- Primal heuristics
- Consideration of demand uncertainty
- Preprocessing
- Adapted model formulation
- Modified solution algorithm for the stochastic case
- A simplified model formulation
- Scenario generation
- An Evaluation Framework for Delivery Schedule Generation Approaches
- Simulation Approach
- Representation of time
- Representation of the underlying base system
- MRP system logic
- Interface between MRP system logic and delivery schedule generation approaches
- Simulation procedure
- Performance indicators
- A case study from an automotive company
- Experimental Design
- Description of the examined areas
- Considered delivery profiles
- Testing environment
- Considered alternatives
- Analysis of the selected delivery profiles
- Algorithmic performance
- Evaluation of the decomposition approach
- Evaluation of the generic model formulation
- Evaluation of the simplified model formulation for the stochastic case
- Evaluation of the heuristic algorithms
- Evaluation of monetary effects
- Stability of the generated delivery schedules
- Inventory behavior
- Summary of the case study results
- Summary and Conclusion
- Bibliography