Wearable Field Warning for Directional Energized Conductor Detection
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Solution Overview
Problem
Conventional personal warning devices for high voltage risks are often bulky, analog, and overly sensitive, leading to unnecessary warnings, and fail to provide directional guidance to energized conductors, posing a risk to energy industry workers.
Innovation Solution
A compact wearable device that detects electric and magnetic fields, providing visual, auditory, and tactile notifications to indicate the direction and proximity of energized conductors, with adaptive sensitivity to minimize unnecessary alerts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional analog warning devices are used, then they can detect the presence of energized conductors, but they are bulky and cumbersome
Solution Approach 1:
The patent replaces conventional mechanical/analog detection systems with electronic digital sensors and processing systems. The device uses electronic field sensors, microprocessors, and digital display technologies to substitute for traditional analog mechanical warning devices, achieving miniaturization while maintaining detection reliability
Solution Approach 2:
The patent changes the operational parameters by using digital signal processing and adaptive threshold detection algorithms. The system dynamically adjusts detection sensitivity based on environmental conditions and historical data, enabling reliable detection with smaller, more efficient electronic components
2Reliability
If conventional devices are made overly sensitive to detect all field presence, then detection coverage is improved, but unnecessary warnings increase
Solution Approach 1:
The patent implements feedback mechanisms where the microprocessor continuously monitors sensor output and compares it against adaptive thresholds. The system uses historical detection data and environmental context to adjust sensitivity levels, providing feedback that filters out false alarms while maintaining high detection sensitivity for actual hazards
Solution Approach 2:
The patent makes the detection threshold dynamic rather than fixed. The system automatically adjusts sensitivity based on real-time environmental conditions, worker proximity to known hazards, and pattern recognition algorithms, enabling the device to adapt its alerting behavior to minimize false alarms while maintaining safety
3Device complexity
If conventional devices provide only simple presence warnings, then device complexity is reduced, but directional guidance is lost
Solution Approach 1:
The patent segments the warning system into multiple independent sensor elements arranged in specific geometries. By dividing the detection function across multiple sensors that can independently measure field strength and direction, the system achieves directional guidance without requiring a completely complex redesigned device architecture
Solution Approach 2:
The patent adds directional information as a new dimension to the traditional scalar presence detection. The system processes three-dimensional field vector data from multiple sensors to provide angular and spatial information about hazard location, transforming simple presence warnings into rich directional guidance while managing complexity through efficient signal processing
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 worker safety by accurately alerting users to the presence and direction of energized conductors, reducing the risk of electrocution through precise and adaptive warnings.
Implementation Method 1
one or more sensors configured to detect at least one of an electric field or a magnetic field
Implementation Method 2
one or more sensors configured to detect at least one of an electric field or a magnetic field
Data Source
AI summary
A device includes a housing, one or more sensors configured to detect at least one of a voltage or a current in proximity to the device, one or more lighting elements configured to output light responsive to the one or more sensors detecting the at least one of the voltage or the current in proximity to the device, one or more speakers configured to output audio responsive to the one or more sensors detecting the at least one of the voltage or the current in proximity to the device, one or more network interfaces configured to communicatively couple the device to one or more additional devices, and one or more fastening mechanisms configured to secure the device to a surface.