Connected Cable Reel with Echometer and GSM Monitoring
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Solution Overview
Problem
Existing solutions for preventing electrical cable theft, such as GPS tracking, only monitor the movement of complete reels and do not protect against unauthorized cutting or unwinding of cable lengths, leaving gaps in security.
Innovation Solution
A connected electricity transmission cable reel system incorporating an electronic card with echometer, accelerometer, and GSM connectivity, integrated into a tamper-proof housing within a reel support, which monitors cable length, detects unauthorized cutting, and alerts authorities, while allowing authorized use and stock management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If GPS tracking devices are installed on reels to monitor movement, then complete reel theft can be detected, but unauthorized cable cutting and unwinding cannot be detected
Solution Approach 1:
The monitoring system is segmented into multiple independent detection components: GPS tracking for reel movement, echometer for cable length monitoring, accelerometer for displacement detection, and resistance measurement for cable integrity. Each component independently monitors a specific aspect, collectively providing comprehensive protection against both complete reel theft and unauthorized cable cutting.
Solution Approach 2:
The electronic card serves multiple functions: it processes GPS data for location tracking, controls the echometer for cable length measurement, monitors accelerometer data for movement detection, and measures electrical resistance for cable integrity. This multi-functional design enables a single device to detect all types of theft scenarios.
2Reliability
If multiple monitoring devices (echometer, accelerometer, resistance measurement) are integrated into the reel system, then comprehensive monitoring capability is achieved, but device complexity increases
Solution Approach 1:
Multiple monitoring functions (GPS reception, echometer control, accelerometer data processing, resistance measurement, GSM communication) are merged into a single electronic card. This consolidation reduces the number of separate components, simplifies wiring and installation, and lowers overall system complexity while maintaining comprehensive monitoring capability.
Solution Approach 2:
The electronic card is housed within a tamper-proof housing that is integrated into the reel support structure. The housing itself is nested within the larger reel assembly, creating a compact, hierarchical structure that protects sensitive electronics while maintaining access to cable connections.
3Reliability
If tamper-proof housing is used to protect the electronic card, then security against unauthorized access is improved, but manufacturing complexity increases
Solution Approach 1:
The electronic card and its tamper-proof housing are pre-assembled as a complete monitoring unit before installation on the reel. This preliminary assembly simplifies the final installation process, as the entire monitoring system can be installed as a single module, reducing on-site assembly complexity and ensuring proper sealing and protection.
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
Effectively prevents theft by detecting unauthorized cable cutting and movement, enabling real-time monitoring and stock management, ensuring secure and efficient tracking of cable lengths and reels.
Implementation Method 1
the electronic card comprises an echometer ensuring the detection of the length of cable wound on the reel
Implementation Method 2
the electronic card comprises an accelerometer ensuring the detection of the movement of the reel
Implementation Method 3
An electric transport cable (3) stored and wound on this reel (1) is associated with an electrical connection arrangement of at least one stripped conductor of the free end of the cable
Data Source
Figure 1A~1B
Figure 2A~2B
Figure 3
AI summary
The invention relates to a cable reel for power transmission. According to the invention, it is associated with a remote monitoring device for the length of cable (3) wound on the reel (1). Preferably, it is associated with an electrical connection device for at least one conductor stripped from the free end (3A) of the cable, this electrical connection device being connected to a battery-powered electronic board linked to a remote application.