Tank Access Chamber Remote Sensor Maintenance Without Entry
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Solution Overview
Problem
Current tank access chambers require physical entry for inspection and maintenance, posing safety risks and compatibility issues due to varying equipment from different manufacturers, which can impair functionality and working life.
Innovation Solution
A tank access chamber system with a remotely monitored sump and sensor that allows for automatic and remote operation, enabling inspection and maintenance without physical entry, using a liquid sensor with a magnetic retainer and extraction tool for sensor retrieval, and incorporating dual-wall storage tanks and redundant systems for leak prevention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If physical entry into the tank access chamber is required for inspection and maintenance, then direct access to equipment is achieved, but safety risks increase and operational efficiency decreases
Solution Approach 1:
The patent replaces manual mechanical inspection with automated electronic monitoring systems including level sensors, temperature sensors, and communication devices that can detect and report equipment status without personnel entering the chamber
Solution Approach 2:
The patent introduces an intermediary control system that mediates between the equipment in the tank access chamber and external operators, allowing monitoring and control through sensors and communication devices rather than direct human access
2Adaptability or versatility
If equipment from various manufacturers is used in the tank access chamber, then system versatility is improved, but compatibility issues arise that can impair function
Solution Approach 1:
The patent employs universal communication protocols and standardized sensor interfaces that allow equipment from different manufacturers to work together seamlessly, with the control system capable of communicating with various types of sensors and actuators through common communication standards
3Extent of automation
If remote monitoring and testing capabilities are added to the sensor system, then maintenance without physical entry is enabled, but device complexity increases
Solution Approach 1:
The patent combines multiple functions including level sensing, temperature monitoring, and remote communication into an integrated sensor assembly, reducing overall system complexity while enabling comprehensive remote monitoring capabilities
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
Facilitates regular and unplanned maintenance without personnel entry, ensuring long-term system performance, preventing leaks, and ensuring user and personnel safety by providing built-in protection and compatibility across interconnected components.
Implementation Method 1
a sensor having a distal end disposed within the sump, the sensor providing a liquid presence indication responsive to a liquid in the sump being at least at a threshold liquid level
Implementation Method 2
sensor having a distal end disposed within the sump
Data Source
AI summary
A fuel storage system has a tank access chamber with improved monitoring, servicing and maintenance capabilities. In particular, the chamber includes a sump monitored by a liquid sensor whose proper function can be automatically checked remotely, e.g., via an electronic controller or remote manual operation. In cases where such a check indicates a need for physical inspection of the sump sensor, the present system provides for sensor removal and installation by service personnel from a location outside the tank access chamber. Thus, the present system facilitates regular inspection and routine or unplanned maintenance without the need for a person to physically enter the tank access chamber.