Self-Regenerative Ozonating Water Filter with Venturi Injector
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Solution Overview
Problem
Existing water treatment devices for groundwater are high maintenance, complex, noisy, and costly due to non-regenerative filter beds, hazardous oxidants, and unreliable equipment, making them unsuitable for residential installations.
Innovation Solution
A self-regenerative ozonating water treatment and filtration apparatus using a zeolite-based medium integrated with a water storage tank, employing ozone generated by a UV lamp for chemical oxidation and filtration, with a Venturi effect ozone injector eliminating the need for a pump, and a control unit for automated regeneration cycles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If prior art water treatment devices use non-regenerative filter beds and hazardous oxidants, then contaminates can be removed, but maintenance requirements increase and device complexity increases
Solution Approach 1:
The filter bed performs self-regeneration through backwashing using the pump itself. The pump alternates between pumping mode (filtering water) and backwashing mode (cleaning the filter bed by reversing flow). This eliminates the need for external regeneration equipment, reducing device complexity while maintaining treatment effectiveness.
Solution Approach 2:
The system recovers cleaning function by using the pump's own operational cycles to backwash the filter bed. Instead of discarding the filter bed after use, the system reverses flow to restore it, enabling continuous operation without external intervention.
2Ease of operation
If prior art devices use mechanically complex equipment, then water treatment function is achieved, but reliability decreases and maintenance increases
Solution Approach 1:
The invention removes complex mechanical components (separate regeneration pumps, valves, and control systems) by integrating the regeneration function into the single pump's operational cycles. The pump alternates between filtration and backwashing modes, eliminating unnecessary mechanical complexity and improving reliability.
3Productivity
If prior art devices use pumping mechanisms for ozone injection, then ozone delivery is achieved, but noise levels increase and reliability decreases
Solution Approach 1:
The invention replaces mechanical ozone injection pumps with a Venturi-based pneumatic injection system. The pump creates a vacuum during its suction stroke that draws ozone gas into the water stream, eliminating noisy mechanical ozone delivery components while maintaining efficient ozone transfer.
4Ease of operation
If prior art water treatment devices are not integrated with water supply storage, then treatment function is provided, but maintenance complexity increases
Solution Approach 1:
The invention combines the water treatment apparatus with the water storage tank into a single integrated system. The pump draws water from the tank, treats it, and returns it to the same tank, eliminating the need for separate treatment and storage systems. This reduces overall system complexity while maintaining full treatment functionality.
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 apparatus provides reliable, low-maintenance, low-noise, and cost-effective removal of contaminants like hydrogen sulfide, arsenic, and bacteria, with reduced operational complexity and noise, suitable for residential use.
Implementation Method 1
ozone generated by a UV lamp for chemical oxidation
Implementation Method 2
a Venturi effect ozone injector eliminating the need for a pump
Implementation Method 3
filtration through a zeolite based medium
Implementation Method 4
These water soluble minerals are oxidized to the insoluble higher oxidation states which precipitate and are removed by filtration
Data Source
AI summary
An ozonating water treatment and filtration apparatus is provided wherein a groundwater containing contaminates including hydrogen sulfide, ferrous oxide, carbon dioxide, manganese, arsenic, coliform bacteria and other pathogens and compounds, are removed by filtration utilizing a zeolite and pea gravel filter media and by application of an oxidant using low concentrations of ozone. A silent ozone generator and injector feature provides silent operation and no ozone pumping mechanism. The apparatus is self regenerating, low cost, and low maintenance requiring few consumables and minimal user intervention.