Modular Radio Tag for Container Handler Status Reporting
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Solution Overview
Problem
Current status reporting devices for container handlers are inefficient due to high setup and manufacturing costs associated with small production runs, varying circuitry, and limited capabilities in monitoring and reporting the status of diverse container handling equipment, particularly in container terminals where scalability and reliability are crucial.
Innovation Solution
A modular status reporting device system utilizing a micro-controller module with wireless communication capabilities, including a radio location-tag unit, to sense and report the state of container handlers, integrating with a terminal operating system to track location, operator identity, container conditions, and machine states, while minimizing the number of parts required for various container handler types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional status reporting devices are used for each container handler type, then device functionality is adequate, but manufacturing cost and setup complexity increase due to small production runs and varying circuitry
Solution Approach 1:
The patent implements a universal status reporting device that can be used across multiple container handler types (quay cranes, RTG cranes, reach stackers, UTR trucks) through a standardized hardware platform. The device uses common components such as microcontrollers, wireless communication modules, and standard sensors that can be adapted to different handler types through software configuration rather than hardware modification, thereby reducing manufacturing costs while maintaining versatility.
Solution Approach 2:
The status reporting device is divided into modular functional segments including location tracking module, status sensing module, wireless communication module, and power management module. Each segment can be independently selected and configured based on the specific requirements of different container handler types, allowing for cost-effective customization without requiring complete device redesign for each application.
2Measurement precision
If comprehensive monitoring capabilities are added to track all container handler status parameters, then reporting accuracy improves, but device complexity and cost increase
Solution Approach 1:
The device implements selective monitoring where only the most critical status parameters are continuously tracked (such as location, operational state, and fault conditions) while less critical parameters are monitored at reduced frequencies or only upon request. This approach maintains adequate reporting accuracy for safety and operational needs while avoiding the complexity and cost of continuously monitoring all possible parameters at high precision.
Solution Approach 2:
The patent replaces complex mechanical sensing systems with electronic and software-based solutions. For example, location tracking is achieved through wireless positioning systems rather than mechanical encoders, and status detection uses electronic sensors and microcontroller logic instead of complex mechanical linkages and switches, thereby reducing device complexity while maintaining measurement precision.
3Productivity
If real-time wireless communication is implemented for all container handlers, then terminal management efficiency improves, but energy consumption and communication infrastructure requirements increase
Solution Approach 1:
The status reporting device transmits data periodically at optimized intervals rather than continuously, adjusting the transmission frequency based on the operational state of the container handler. For example, during steady-state operation, transmissions occur at longer intervals, while during transient or critical operations, the frequency increases automatically. This approach maintains terminal management efficiency by providing timely updates while significantly reducing energy consumption compared to continuous communication.
Solution Approach 2:
The device autonomously manages its communication energy consumption by implementing adaptive transmission strategies where the microcontroller monitors operational conditions and automatically adjusts reporting frequency and data volume. The device also employs low-power sleep modes and only activates wireless communication modules when data changes occur, allowing the system to self-regulate energy usage without external intervention while maintaining productivity.
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
The system enables efficient, scalable, and cost-effective status reporting across diverse container handlers, enhancing terminal management by providing real-time data on equipment status and location, reducing illicit use, and minimizing damage through improved inventory control and insurance claims.
Implementation Method 1
A micro-controller module is provided with a means for wirelessly communicating, which may include means for wirelessly determining container handler location
Data Source
AI summary
The invention includes apparatus and methods using a means for wirelessly communicating, preferably a radio location-tag unit, for reporting a sensed state of a container handler. The status reporting device may include: a micro-controller module, a means for wirelessly communicating, which may include means for wirelessly determining container handler location, and a means for sensing the state of the container handler.