Elevator Group Control Optimization Techniques
Summary
Elevator group control optimisation encompasses the coordination of multiple cars within a building to minimise passenger waiting and journey times, reduce energy consumption and maximise handling capacity. Traditional systems rely on simple dispatch rules such as first-come, first-served, but modern approaches employ advanced algorithms, predictive modelling and real-time data to balance load, anticipate traffic peaks and adapt to dynamic patterns. In tall or high-density buildings, zoning strategies allocate subsets of elevators to serve specific floors, reducing elevator core size and improving throughput. Machine learning and statistical methods enable systems to forecast demand during up-peak and down-peak periods, adjusting car allocation proactively. Internet of Things (IoT) integration and indoor positioning techniques further refine control by capturing fine-grained usage data. Energy-aware scheduling adapts movement trajectories to minimise motor work, while hierarchical control architectures coordinate local and global decision-making. Simulation and optimisation frameworks test elevator configurations against international standards for travel time and comfort. Collectively, these techniques enhance vertical transportation performance, support sustainable building design and improve passenger experience across diverse urban environments.
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Elevator Group Control Optimization Techniques publication trend
The graph below shows the total number of articles in elevator group control optimization techniques across all publications each year (not limited to Nature Index journals).
Technical terms
Group control: Centralised coordination of multiple elevator cars to serve passenger requests collectively.
Dispatching algorithm: Procedure for assigning calls to cars to optimise waiting and travel times.
Handling capacity: Number of passengers transported per unit time under specified conditions.
Peak traffic: Periods of highest demand, typically up-peak (morning) and down-peak (evening).
Zoning: Division of building floors into groups served by designated elevator cars to reduce overlap.
Gaussian analysis: Statistical method modelling traffic patterns as normal distributions for demand prediction.
UWB indoor navigation: Positioning technology using ultra-wideband signals to locate devices within buildings in real time.
References
- Current and future trends in vertical transportation. European Journal of Operational Research (2024).
- A Real-Time Matrix Iterative Optimization Algorithm of Booking Elevator Group and Numerical Simulation Formed by Multi-Sensor Combination. Electronics (2021).
- Gaussian Analysis of the Elevator Traffic under the Typical Office Building. Frontiers in Computing and Intelligent Systems (2024).
- Green Elevator Scheduling Based on IoT Communications. IEEE Access (2020).
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