Autonomous Mobile Lab Robots for Flexible Workflow Automation
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Solution Overview
Problem
Conventional integrated laboratory systems are inflexible and costly to adapt to dynamic workflows, require complex recalibration for layout changes, and are prone to downtime due to component malfunctions, limiting their applicability to low-throughput and dynamic processes.
Innovation Solution
A rover-based integrated laboratory system utilizing autonomous mobile robots that can navigate freely within a workspace defined by fiducial markers, equipped with RFID readers, cameras, and capacitive sensing, allowing for flexible instrument positioning and modular expansion, and enabling remote serviceability and reduced footprint.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional integrated laboratory systems use fixed conveyor paths and robotic arms for material transport, then automation and throughput are improved, but system flexibility and adaptability to layout changes deteriorate
Solution Approach 1:
The system replaces fixed conveyor paths with dynamic mobile robots that can autonomously navigate and adapt to different workspace layouts. The robots use fiducial markers for positioning and can be remotely commanded to change routes and destinations, enabling the system to maintain high automation throughput while adapting to layout changes without physical reconfiguration.
2Extent of automation
If conventional systems use specialized integration interfaces for each instrument, then workflow automation is improved, but system complexity and integration costs increase
Solution Approach 1:
The mobile robots serve as universal interfaces that can interact with multiple different instrument types without requiring specialized integration for each device. The robots use standardized communication protocols and can be programmed to work with various instruments, reducing the need for complex custom integration interfaces while maintaining full workflow automation capability.
3Reliability
If conventional integrated systems use fixed robotic arms for material transfer, then precision and reliability are improved, but system cost and maintenance complexity increase
Solution Approach 1:
The mobile robots act as intermediary transport units between instruments, carrying materials rather than using complex robotic arms to physically manipulate them. This approach maintains reliable material transfer by using simpler, more robust mobile platforms with standardized interfaces, reducing the mechanical complexity and maintenance requirements of the transfer system.
4Ease of operation
If conventional systems require manual scheduling and material transfer, then human flexibility is maintained, but productivity and consistency deteriorate
Solution Approach 1:
The system enables human operators to define high-level workflows and parameters, then the mobile robots autonomously execute the detailed scheduling and material transfer operations. This self-service approach allows humans to maintain operational flexibility in defining workflows while the automated robots handle the repetitive scheduling and transfer tasks, achieving both high productivity and operational flexibility.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enhances modularity, reduces costs and complexity, simplifies serviceability, and maintains system functionality during component failures by allowing rovers to adapt to layout changes and operate independently, thus improving workflow efficiency and adaptability.
Implementation Method 1
The rover component includes an RFID reader configured to read the RFID tag on the labware component
Implementation Method 2
one or more cameras, wherein the one or more cameras is used to identify a location of the rover component within the workspace by recognition of the fiducial markers in the workspace
Implementation Method 3
a labware component carrier platform with capacitive sensing regions to sense presence of the labware component positioned on the labware component carrier platform
Data Source
AI summary
A rover-based integrated laboratory system including autonomous mobile robots is disclosed. Namely, a rover-based integrated laboratory system is disclosed comprising a workspace; a laboratory component within the workspace, the laboratory component being adapted to perform a laboratory technique; a labware component within the workspace that is adapted to be used in the laboratory technique; and a rover component within the workspace that is operatively connected to the laboratory and the labware components, the rover component being an autonomous mobile robot.