Biomass greenhouse heating system
Integration of biomass heating technologies such as biochar kiln, solar thermal collector, aquaponics, anaerobic digestion, composting, etc.
Reducing Mercury Pollution in Small-Scale Mining
Hydraulically powered, easily assembled jig for artisanal and small-scale gold mining (ASGM) applications in Suriname. The jig is socially and economically feasible and tailored to current ASGM operations. The jig will enhance gold recovery efficiency and reduce the use of mercury during the amalgamation process.
High Rate Sedimentation Tank for Hydraulic Water Treatment
Sedimentation is the slowest, thus largest and most costly, process in a water treatment plant process train. The goal is to greatly increase the flow velocity in an upflow sedimentation tank, allowing for a significant decrease in the tank size and therefore in the associated large construction and material costs.
Affordable Shock-Resistant Biogas Digester for Fueling Cooking Stoves in Rural Ethiopia
Our biogas digester provides clean cooking fuel as an alternative to commonly used biomass fuel sources. The design will focus on reliability and ease of use to impact a wide range of people.
A Decision Support Tool for Identifying Wastewater Contamination in Rural Streams
The overarching goal of this interdisciplinary research endeavor is to establish a field and laboratory protocol as well as a decision support tool for detecting and monitoring onsite wastewater discharges in rural streams.
NiTreatr : A Sustainable Approach to Nitrate Removal from Drinking Water Resourced
Our technology provides a simple and cost-effective solution at alleviating high nitrate concentration in drinking water resources with minimal waste stream. An electric charge is applied onto the activated carbon filter, increasing adsorption capability. Our modular technology has the flexibility for household and municipal integration.
Three-Step Ammonia Air Scrubber Design
We are designing second part of a three-step system to remove harmful ammonia from an ammonia-saturated water stream using a manure-based biochar filter to be implemented in water processes in dairy housing facilities.
A Nano-Silver and Zeolite Solution: Ceramic Water Filters for Disinfection and Hardness Removal
Phase I results include local contextualization for implementation of this technology by household surveys and water quality testing in Oaxaca, Mexico; preparation of a silver nanoparticle and zeolite enabled ceramic water filter; and design of a filter holder that can be easily be adopted to existing water vessels and bottles.
Metal-doped TiO2 as photocatalyst for removal of estrogenic activity from municipal wastewater effluent.
A TiO2 metal-doped surface coating will be placed on glass tubing. Using only sunlight as an energy input for this photocatalyst, we aim to degrade bioactive compounds in effluents. A newly established TriFishER assay for estrogenic activity will serve to evaluate the effectiveness of this advanced oxidative process.
Low Cost Scalable Desalination and Water Treatment Technologies
Lawrence Berkeley National Laboratory has developed a suite of water treatment technologies using low cost materials and scalable efficient processes for residential, commercial, and industrial applications.
Plant-derived Superabsorbent Material
This technology is a super absorbent polymer derived from renewable, plant-derived materials. Super absorbent polymers are a significant product base in personal care (diapering), health care (dressings and nursing care for incontinence), and waste management for flocculation.
Multifunctional Ceramic Reactive Membrane Filtration for Water Purification and Separation
Professor ZhangÃ¢â‚¬â„¢s innovative and multi-functional reactive electrochemical membrane (REM) exhibits excellent antifouling characteristics, high throughput of permeate water and outstanding removal of water pollutants ranging from organics to inorganics. The REM acts as both filter and reaction barrier that efficiently separates and/or degrades biofoulants or water pollutants.
Carbon Capture via Crystallization with a Recyclable Guanidine Ligand
An energy-efficient and cost-effective innovation for carbon dioxide capture from flue gas using a guanidine ligand that crystalizes carbonate from aqueous solutions. Decomposition of the carbonate crystals at mild temperatures will release the carbon dioxide and regenerate the guanidine ligand quantitatively.
Electrochemical CO2 Reduction to High Value Chemicals
CO2, a by-product of industrial chemical processes, has been electrochemically converted to a series of high value long-chained hydrocarbons and alcohols. These products offer higher value in comparison to typical products i.e. formic acid and carbon monoxide.
Selective Reductant Electrowinning via Coal Electrolysis
Ohio UniversityÃ¢â‚¬â„¢s patented technology, Selective Reductant Electrowinning (SRE) process allows the recovery and recycling of metals with significant advantages when compared to traditional electrowinning: lower energy consumption, high purity material recovery, and has higher selectivity. This is demonstrated through metal recovery from coal prior to combustion.
Bio-security System Integration
Using existing technology and software to assist with the maintenance and management of our eco(systems). UAS (unmanned aerial systems) to scan and survey sites, algorithms to verify/validate/certified targets and specialize UAS hardware to perform a variety of remediation,preventative protocols such as precision planting.
Water Recovery from Air
PRD Tech, Inc. has developed a unique, hand-held, solid-state process, with no moving parts, that can recover clean, drinking water from ambient air. Currently, drinking water systems attempt to purify available water, and are useless in areas, like dessert, where there is no water available.
Advanced Liquid Centrifuge Using Differentially Rotating Cylinders
Researchers in the Department of Astrophysical Sciences and Princeton Plasma Physics Laboratory, Princeton University have designed an advanced liquid centrifuge using differentially rotating cylinders and optimized boundary conditions. The unique design of the cylinders allows for an enhancement of separation efficiency over that of conventional centrifuges rotating at comparable speeds.
Black Soldier Fly Larvae for Managing Food Waste in Northern Cities
We are examining the use of black soldier fly larvae to process food waste, thereby reducing the volume of waste that must be landfilled. This waste reduction approach could extend the life of existing landfills, reduce tipping costs, and reduce environmental impacts from off-gassing and transportation of wastes.
Low Energy, Chlorine-Tolerant Desalination Membranes
Sandia has developed chlorine-tolerant, biofouling-resistant, graphene oxide (GO)/polymer desalination membranes. These membranes improve desalination by treating water at lower energy and system operational costs. The salt rejection is dynamically tuned by the applied driving pressure, allowing for optimum energy use and treat-to-need water quality.
Energy Generation from Carbonaceous and Nitrogenous Pollutants via Ammonium, Methane, and Carbon Dioxide Reformation
The present groups AD, EDI, and SOFC to convert energy in organics and nitrogen pollutants to electric energy. In this invention system, the microorganism community of AD process metabolizes complicated organics to biogas and digestate containing NH4+. Biogas collected and NH3 gas converted into NH4+ collected yield electricity.
Remediation Using Trace Element Humate Surfactant
The DOE National Laboratories have created a novel method for remediating polluted and contaminated soils and wetlands by dispensing a prepared trace element humate surfactant composition. The trace element humate surfactant composition promotes the growth of native species at the identified site, reducing the amount of undesirable conditions.
Capacitive deionization coupling with solar energy for brackish water desalination
Capacitive deionization employs two charged porous electrode removing salt from water, which is energetically efficient especially for brackish water desalination. Coupling with solar power, capacitive deionization serves not only the desalination cell, but energy storage instrument. It will be an energy sustainable system solving water scarcity.