Overfill Prevention Valve Testing With Float and Actuator
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Solution Overview
Problem
Existing overfill prevention valves for fluid storage tanks lack sufficient test functionality to ensure proper operation, which can lead to inefficiencies and potential spills during refilling.
Innovation Solution
A testable overfill prevention valve system that includes a movable blocking component, a float operatively coupled to the blocking component, and an actuator to enable direct testing of the valve's functionality, ensuring proper operation and preventing overfilling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing overfill prevention valves are used, then the valve structure is simple, but the test functionality is insufficient to ensure proper operation
Solution Approach 1:
A test rod is introduced as an intermediary component to enable testing of the blocking component. The test rod can be inserted through a test opening to directly manipulate and test the blocking component's movement between open and closed positions, providing test functionality without fundamentally redesigning the valve structure.
Solution Approach 2:
The valve design incorporates multiple functions into existing components. The blocking component serves both as the primary overfill prevention mechanism and as the testable element. The float mechanism provides both automatic overfill protection and indicates valve status during testing, allowing a single structure to fulfill multiple purposes.
2Object-affected harmful factors
If the blocking component is made movable between open and closed positions, then the valve can prevent overfilling, but the valve requires testing mechanisms to ensure proper operation
Solution Approach 1:
The test rod acts as a mediator that allows operators to manually actuate and test the blocking component without requiring complex automated testing systems. This simple intermediary tool enables verification of valve functionality while maintaining structural simplicity.
Solution Approach 2:
The valve incorporates self-testing capabilities through the float mechanism and blocking component design. During normal operation, the float's movement and the blocking component's response to fluid level changes provide inherent verification of valve functionality, reducing the need for external testing complexity.
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 effectively prevents overfilling by ensuring the valve's proper operation through testing, reducing spills and environmental damage by allowing for manual verification of the valve's position and movement, thereby enhancing safety and efficiency during fluid refilling.
Implementation Method 1
a float operatively coupled to the blocking component
Data Source
AI summary
An overfill prevention valve that is testable to ensure proper functionality of the valve. More particularly, in one embodiment the invention is an overfill prevention valve system including an overfill prevention valve having a blocking component. The blocking component is movable between a closed position, wherein the blocking component generally blocks fluid from flowing through the valve, and an open position, wherein the blocking component generally allows fluid to flow through the valve. The valve further including a float operatively coupled to the blocking component. The system additionally has an actuator that is operable to directly or indirectly move the blocking component to at least one of its open or closed positions to thereby enable testing of the overfill prevention valve.