Field Device Commissioning Using Camera-Based Geometry Capture
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Solution Overview
Problem
Existing methods for commissioning field devices in automation technology require technical expertise, as they involve complex parameter settings and geometry-based configurations, making it difficult for operators without experience to accurately configure devices like level gauges attached to containers.
Innovation Solution
A method using an operating unit with a display unit and camera, such as data glasses, to identify field devices, capture geometry data, analyze it to derive parameter values, and transmit these values for configuration, allowing for automatic determination and confirmation of parameter settings without extensive technical knowledge.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual parameter setting and geometry-based configuration methods are used for commissioning field devices, then configuration accuracy can be maintained, but the technical expertise requirement and operational complexity increase significantly
Solution Approach 1:
The commissioning system performs automatic parameter determination and device identification without requiring manual intervention. The camera captures geometry data, the evaluation unit automatically processes this data to determine parameters, and the system self-configures the field device, eliminating the need for operators to manually set complex parameters while maintaining high configuration accuracy
Solution Approach 2:
The patent replaces manual mechanical configuration processes with an automated optical-mechanical system. Instead of operators manually setting parameters through physical interfaces, a camera captures geometric data, which is then processed by an evaluation unit to automatically determine configuration parameters and transmit them to the field device
2Ease of operation
If automated parameter determination using camera-based geometry analysis is implemented, then ease of operation improves significantly, but device complexity increases due to additional hardware and processing requirements
Solution Approach 1:
The operating unit serves multiple functions: it acts as a camera for geometry capture, a processing unit for parameter determination, and a communication device for transmitting parameters to the field device. This multi-functionality consolidates what would otherwise be separate complex systems into a single integrated unit, reducing overall system complexity while maintaining automated operation
Solution Approach 2:
The patent introduces an evaluation unit as an intermediary between the camera and the field device. This intermediary automatically processes geometry data to determine parameters, simplifying the interaction for the operator while managing the complexity of the automated process in the background
3Manufacturing precision
If traditional commissioning methods with detailed parameter settings are used, then configuration precision is maintained, but commissioning time and productivity decrease
Solution Approach 1:
The system performs preliminary automatic parameter determination based on geometry data before final device configuration. The evaluation unit pre-calculates parameters from captured geometry, and this preliminary information is then used to quickly configure the field device, maintaining precision while accelerating the overall commissioning process
Solution Approach 2:
The patent replaces time-consuming manual parameter setting with automated optical capture and digital processing. The camera rapidly captures geometry data, the evaluation unit quickly processes this data to determine parameters, and the system automatically transmits these parameters to the field device, significantly reducing commissioning time while maintaining configuration precision
Data Source
Figure 1
AI summary
The invention relates to a method for starting up an automation field device (FG) which is attached to a component (KO), in particular a container, of a measuring location (MS) using an operating unit (BE), said operating unit (BE) having a display unit (AE) and a camera (KA), wherein the method has the steps of: - identifying the field device (FG) using the operating unit (BE); - ascertaining field device (FG) parameters to be set using the identification of the field device (FG); - detecting geometry data (H, L) of at least one part of the component (KO) using the camera (KA); - analyzing the detected geometry (H, L) and deriving at least one parameter value for at least one of the parameters to be set using the analysis of the detected geometry (H, L); - confirming the calculated parameter value; and - transmitting the confirmed parameter value to the field device (FG) and storing the parameter value in the field device (FG).