Industrial Door Sensor Feedback for False Activation Control
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Solution Overview
Problem
Industrial door systems often experience inefficiencies and safety issues due to improper sensor positioning and activation, leading to energy waste, mechanical wear, and potential hazards from false activations and breakaway events.
Innovation Solution
A controller system that integrates various sensors to monitor and adjust door operations, including breakaway sensors, ranging and motion sensors, and photo-eye sensors, with a sensor adjustment system to optimize sensor positioning and reduce false activations and mechanical stress.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If door operations are frequently activated to ensure safety and responsiveness, then safety and responsiveness are improved, but energy consumption and mechanical wear increase
Solution Approach 1:
The system uses sensors to detect traffic patterns and provides feedback to the controller, which adjusts door activation timing and frequency. This feedback mechanism allows the door to remain closed longer when no traffic is detected, reducing energy consumption while maintaining safety through continuous monitoring.
Solution Approach 2:
The system performs preliminary detection of traffic patterns using sensors before activating the door. By detecting approaching traffic in advance and predicting when door activation will be needed, the system can minimize unnecessary activations and keep the door closed longer, thereby reducing energy consumption while maintaining responsiveness.
2Reliability
If sensor positioning is adjusted to reduce false activations, then false activations are reduced, but measurement precision may deteriorate
Solution Approach 1:
The sensor adjustment system continuously monitors sensor output and provides feedback to automatically adjust sensor positioning. This feedback loop allows the system to optimize sensor position to reduce false activations while maintaining detection precision through real-time calibration based on actual traffic patterns.
Solution Approach 2:
The sensor positioning is made dynamically adjustable rather than fixed. The sensor adjustment system can change sensor position in real-time based on detected traffic patterns and false activation rates, allowing the system to adapt to different conditions and maintain both low false activation rates and high detection precision.
3Loss of energy
If door operations are optimized for energy efficiency by remaining closed longer, then energy consumption is reduced, but responsiveness to traffic patterns deteriorates
Solution Approach 1:
The system performs preliminary detection of traffic patterns using sensors and predicts when door activation will be needed. By detecting approaching traffic in advance and calculating the optimal activation time, the system can keep the door closed longer for energy efficiency while still responding promptly to actual traffic needs.
Solution Approach 2:
The system continuously monitors traffic patterns and provides feedback to adjust door activation timing. This feedback mechanism allows the system to learn from actual traffic flows and optimize the balance between keeping the door closed for energy savings and opening it promptly when traffic is detected, achieving both energy efficiency and responsiveness.
Data Source
AI summary
Methods and apparatus to monitor and/or adjust operations of doors are disclosed. An apparatus includes processor circuitry to execute instructions to: monitor a position of a door panel associated with a door system; detect when a beam from a photo-eye sensor associated with the door system is in an unexpected non-triggered state based on the position of the door panel; and generate an alert or notification indicating a significance of the beam in the unexpected non-triggered state.