Venturi Pump Soil Remediation Injector
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Solution Overview
Problem
Current remediation methods for soil and groundwater contamination face challenges such as high power consumption, inefficiency in oxidant delivery, and potential contamination migration due to hydrogeology, with existing technologies like solidification/stabilization and bio-remediation being limited by durability and time requirements.
Innovation Solution
An Automated Remedial Low Power Injection System utilizing a venturi pump to inject oxidizing chemicals and biological remediation organisms with controlled precision, using minimal power and allowing for effective delivery of reagents at low pressure, capable of mixing various substances and operating with multiple jet pumps for enhanced versatility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If traditional injection systems are used to deliver oxidants for remediation, then contamination can be treated, but power consumption is high and delivery efficiency is poor
Solution Approach 1:
The patent employs a venturi pump that utilizes hydraulic principles to deliver oxidants. The venturi pump creates a low-pressure zone that draws oxidant solution through a tube, eliminating the need for high-power electric motors. The system uses the natural flow of water through the venturi to generate the suction force needed for oxidant delivery, significantly reducing power consumption while maintaining effective delivery rates
Solution Approach 2:
The system delivers strong oxidants such as hydrogen peroxide and potassium permanganate directly to contamination sites. These powerful oxidants effectively degrade contaminants including petroleum hydrocarbons, solvents, and industrial chemicals. The accelerated oxidation process rapidly breaks down contaminants without requiring extended treatment periods or excessive energy input
2Productivity
If oxidants are injected into groundwater to treat contaminants, then contamination is remediated, but contamination may spread faster due to hydrogeology
Solution Approach 1:
The injection system delivers oxidants precisely to localized contamination zones rather than broadly throughout the groundwater system. The venturi pump allows controlled injection at specific locations, ensuring oxidants are concentrated where contaminants are present. This targeted approach treats contaminants effectively while minimizing the risk of oxidants spreading to unaffected areas where they could cause unnecessary contamination migration
Solution Approach 2:
The system incorporates monitoring and control mechanisms that allow operators to adjust injection rates and locations based on real-time conditions. By monitoring contaminant concentrations and groundwater flow patterns, the system can modulate oxidant delivery to prevent excessive spread while maintaining effective remediation rates
3Reliability
If solidification and stabilization technology is used with cement, then contaminants are bound and mobility is reduced, but CO2 emissions increase and durability is compromised
Solution Approach 1:
Instead of using cement for solidification and stabilization, the system employs strong oxidants to chemically degrade contaminants in place. Oxidants such as hydrogen peroxide and potassium permanganate break down contaminants through oxidation reactions, transforming them into less harmful substances. This approach eliminates the need for cementitious materials, thereby preventing CO2 emissions from cement production and improving long-term durability by avoiding the degradation issues associated with cement-based stabilization
4Productivity
If bio-remediation is used to treat contaminants, then organic pollutants are degraded, but treatment time is excessively long
Solution Approach 1:
The system uses strong chemical oxidants to rapidly degrade organic contaminants, providing immediate and intense oxidation action. This chemical approach is much faster than biological degradation processes, which can take years. The oxidants directly break down the chemical bonds of contaminants through oxidation reactions, achieving rapid remediation without the extended time requirements of bio-remediation
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 achieves efficient and controlled remediation with reduced power consumption, precise delivery of reagents, and improved durability, addressing the limitations of existing methods by effectively treating contaminants while minimizing environmental impact.
Implementation Method 1
A device for introducing components to remediate environmental contaminants, and a method of remediating such environmental contaminants is provided. The system and method rely on a Venturi pump to efficiently provide remediation materials to an environmental substrate which has been deemed contaminated.
Implementation Method 2
The invention provides a novel method and device for injecting chemicals and/or biological material into soil or water using for remediation of contaminated soil and/or ground water. Chemical oxidation has also been utilized in the remediation of contaminated soil.
Data Source
AI summary
A method of remediating an environmental contaminant and device for performing the same is disclosed herein. The device uses a liquid carrier source with a venturi pump in liquid communication with the liquid carrier source and an output for the venturi pump and at least one injection port in fluid communication with the output of the venturi pump. The injection port injects a remediator, such as an oxidizing material or chemical, into the liquid carrier, which is then contacted with the environmental contaminant and permitted to degrade or dispose of the environmental contaminant.