Mobile Refueling Hazard Detection for Fuel Valve Safety Control
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Solution Overview
Problem
Existing mobile refueling systems lack effective hazard detection and fire prevention mechanisms, posing risks during refueling operations in densely populated areas.
Innovation Solution
A method and system for hazard detection and fire prevention in mobile refueling, which includes accessing signals representing geospatial position, distance, gas concentration, and wind speed, and transmitting control signals to manage fuel valve operations based on detected conditions compared to target conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If mobile refueling systems operate in densely populated areas, then refueling accessibility is improved, but safety risks increase
Solution Approach 1:
The system performs preliminary hazard detection by monitoring geospatial position, distance to objects, gas concentration, and wind speed before initiating refueling operations. This advance detection allows the system to identify unsafe conditions and prevent refueling until conditions are safe, thereby enabling operation in densely populated areas without compromising safety.
Solution Approach 2:
The system continuously monitors multiple parameters (geospatial position, distance, gas concentration, wind speed) and provides real-time feedback to control refueling operations. This closed-loop feedback mechanism dynamically adjusts refueling based on current safety conditions, allowing flexible operation in populated areas while maintaining safety through continuous environmental assessment.
2Reliability
If hazard detection mechanisms are implemented, then safety is improved, but system complexity increases
Solution Approach 1:
The system uses a multi-functional sensor platform that simultaneously measures geospatial position, distance to objects, gas concentration, and wind speed. This universal sensing approach consolidates multiple detection functions into a single integrated system, improving safety through comprehensive monitoring while avoiding the complexity of separate dedicated sensors for each parameter.
Solution Approach 2:
The system monitors changes in multiple environmental parameters (position, distance, gas concentration, wind speed) to assess safety conditions. By focusing on parameter changes rather than absolute values, the system can detect hazardous conditions efficiently using relatively simple sensors, achieving high reliability without excessive complexity.
3Reliability
If multiple conditions are validated before refueling, then safety is improved, but refueling time increases
Solution Approach 1:
The system performs condition validation checks for geospatial position, distance, gas concentration, and wind speed before refueling begins. By completing these safety validations in advance, the system ensures all necessary safety conditions are met before fuel dispensing starts, improving safety without significantly extending the actual refueling time.
Solution Approach 2:
The system continuously monitors safety parameters during the refueling process, maintaining constant surveillance of environmental conditions. This continuous monitoring allows the system to detect hazardous conditions immediately and respond rapidly, minimizing any time loss while maintaining high safety standards throughout the refueling operation.
Data Source
AI summary
A method for hazard detection and fire prevention during mobile refueling operation includes: accessing a geospatial position of a mobile refueling platform; detecting the geospatial position within a geospatial region as a first condition in a set of conditions, the geospatial region permitted for refueling operation; accessing a distance between the mobile refueling platform and a surface of an object proximal the mobile refueling platform; detecting the distance exceeding a distance threshold as a second condition in the set of conditions; accessing a concentration of a gas proximal the mobile refueling platform; detecting the concentration falling below a concentration threshold as a third condition in the first set of conditions; and in response to the set of conditions corresponding to a set of target conditions for mobile refueling operation, transmitting a control signal to open a fuel valve of the mobile refueling platform.