Floating Siphon Intake for Low-Level Batch Reactor Drainage
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Solution Overview
Problem
Conventional methods for removing fluid from batch reactors are inefficient, prone to clogging, and can contaminate downstream systems, lacking the ability to operate effectively at low fluid levels and requiring significant infrastructure changes, which can cause disturbance and energy inefficiencies.
Innovation Solution
A Siphon Float System with a pressure-activated valve at the intake and outfall, a floating intake, and intermediate valves for automated fluid removal, allowing fluid to flow through the system while maintaining a vacuum and minimizing energy use, and maximizing filtration and dilution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional pipes and outfall control systems are installed to remove fluid from batch reactors, then fluid removal capability is improved, but installation disturbance and infrastructure complexity increase
Solution Approach 1:
The system divides fluid removal into multiple functional components: floating intake devices at different depths, segmented siphon pipes, and distributed outfall structures. This segmentation allows the system to achieve comprehensive fluid removal without requiring a single complex infrastructure installation, thereby reducing installation disturbance while maintaining high productivity
Solution Approach 2:
The patent introduces intermediate floating devices and siphon mechanisms as mediators between the batch reactor and the outfall system. These intermediaries enable fluid removal through gravity-driven siphoning action, eliminating the need for complex pumped infrastructure and reducing installation complexity while maintaining effective fluid removal capability
2Productivity
If fluid is removed from the bottom of batch reactors using conventional drainage, then fluid removal is achieved, but clogging and flow rate reduction occur
Solution Approach 1:
The system employs dynamic floating intake devices that automatically adjust their vertical position based on fluid level changes and potential clogging conditions. This dynamic adjustment allows the intake to move from lower to higher positions, preventing permanent clogging and maintaining reliable fluid removal efficiency throughout operation
Solution Approach 2:
The floating intake devices are designed to self-adjust and self-clean through buoyancy-driven movement and flow-induced clearing. When clogging occurs, the floating mechanism naturally shifts position to bypass obstructions, and the continuous flow regime helps prevent sediment accumulation, maintaining both reliability and productivity without external intervention
3Productivity
If permeable filters are used to filtrate fluid through batch reactors, then filtration capability is improved, but fluid flow rate decreases due to clogging
Solution Approach 1:
The system implements different filtration strategies at different locations: permeable filters are used where high filtration capability is needed, while open-channel flow paths are provided where high flow rate is prioritized. This local differentiation allows the system to achieve both filtration capability and maintained flow rate by matching the right filtration approach to each specific location's requirements
4Extent of automation
If automated control systems are implemented to manage fluid levels in batch reactors, then operational automation is improved, but system complexity and energy consumption increase
Solution Approach 1:
The system achieves automated fluid level control through self-regulating siphon mechanisms and floating devices that automatically respond to fluid level changes without requiring external power or control systems. The siphons naturally activate and deactivate based on fluid levels, providing energy-free automation that maintains high extent of automation while minimizing energy consumption
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
Enables efficient, automated fluid removal from batch reactors at varying levels without disturbing the environment, maintaining system stability and reducing energy consumption while capturing pollutants effectively.
Implementation Method 1
A siphon pipe connects the siphon intake to an outfall control structure... fluid is transferred from one to the other
Implementation Method 2
The siphon intake floats and removes fluid from a batch reactor at a constant depth below the fluid surface
Implementation Method 3
a pressure activated valve at the intake restricting reverse flow
Data Source
AI summary
A siphon float system comprises a siphon pipe with which the intake is supported by its connection to a float with a batch reactor wherein the float maintains a constant siphon intake depth below the fluid surface of the batch reactor. One or more valves prevent reverse flow within the siphon pipe and control flow as desired based upon fluid levels within a batch reactor. One or more siphons connect to an outfall control structure designed to permanently keep the siphon pipe full of fluid and able to actively siphon fluid as desired.