This site uses cookies to improve your experience. To help us insure we adhere to various privacy regulations, please select your country/region of residence. If you do not select a country, we will assume you are from the United States. Select your Cookie Settings or view our Privacy Policy and Terms of Use.
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Used for the proper function of the website
Used for monitoring website traffic and interactions
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Strictly Necessary: Used for the proper function of the website
Performance/Analytics: Used for monitoring website traffic and interactions
The new system mimics a natural chloroplast to convert carbon dioxide in water into methane, very efficiently using light. Photosynthesis is the process by which chloroplasts in plants and some organisms use sunlight, water and carbon dioxide to create food or energy.
This work will see Twelve converting CO 2 to CO, which will in turn be converted by LanzaTech’s proprietary microbe to isopropyl alcohol (IPA). Polypropylene is a major polymer used in key applications, including medical devices like syringes and IV bags, automotive, furniture, textiles, and other durable products.
Researchers at the Fraunhofer Institute for Chemical Technology ICT are working together with the Karlsruhe Institute of Technology KIT to develop a new cooling concept that will enable polymers to be used as EV electric motor housing materials, thereby reducing the weight of the motor and thus, the EV itself.
As water-splitting technologies improve, often using porous electrode materials to provide greater surface areas for electrochemical reactions, their efficiency is often limited by the formation of bubbles that can block or clog the reactive surfaces. As a result, there were substantial changes of the transport overpotential. 2021.02.015.
MIRUM is made with natural, biodegradable polymers. Synthetic polyurethane-based leathers require around 5 kg carbon dioxide equivalent per kg of synthetic polymer produced. MIRUM requires no tanning and is made from natural polymers and materials (e.g., waste’ cork powder).
A team of researchers from Canada and the US has developed a system that quickly and efficiently converts carbon dioxide into simple chemicals via CO 2 electrolysis. The key to the new device is a polymer coating that facilitates the transport of CO 2 through the surface of the metal or electrode of the catalyst. Resources.
volts (V) of water-splitting voltage with its novel low-cost electrolysis technology. The theoretical minimum voltage needed to split water molecules into hydrogen and oxygen is 1.23 Nanosystem for water electrolysis. HyperSolar, Inc. announced that it had reached 1.25 V (at 25 °C at pH 0). Click to enlarge.
However, the resulting bio-oils are typically high in oxygen, water, solids and acids. The zeolite catalyst then converts these hydrogenated products into light olefins and aromatic hydrocarbons in a yield as much as three times higher than that produced with the pure pyrolysis oil. earlier post.). Credit: Science , Vispute et al.
Mascoma will then convert the feedstock to cellulosic ethanol through its proprietary process, which produces lignin as a by-product. Chevron has filed applications for two patents on processes to convert lignin to a hydrocarbon feedstock via hydroprocessing; both applications were published on 3 September 2009. Earlier post.)
They used natural sunlight to convertwater into hydrogen and oxygen using a mixture of biological components and manmade technologies. A new paper, published in Nature Energy , outlines how the researchers at the Reisner Laboratory in Cambridge developed their platform to achieve unassisted solar-driven water-splitting.
million) to advance its YXY technology, which converts carbohydrates into furanic building blocks for making renewable materials and fuels. YXY is a patented technology that converts biomass into furanics building blocks such as FDCA (2,5-Furandicarboxylic acid). YXY can be implemented in existing chemical production assets.
The cylinder head, injection system, turbocharger and catalytic converter were modified accordingly for the CNG engine. The ultra high-strength outer shell comprises two layers: an inner layer of carbon fiber-reinforced polymer (CFRP) and an outer layer of glass fiber-reinforced polymer (GFRP).
GW of Silyzer 300 polymer electrolyte membrane (PEM) electrolyzers that will use renewable energy to separate hydrogen from water, resulting in approximately 300,000 tonnes of hydrogen per year. HIF and Siemens Energy are engaged in front end engineering and design for 1.8
The converted Kia achieved speeds of 100 mph and a range of 150 miles on a single charge, going from zero to sixty mph in six seconds. According to the company, cars can be converted to electric vehicles for real world use both for high-speed highway and city traffic. Korea-based Leo Motors , Inc.
With this application in mind, we created spirocyclic polymers with N-aryl bonds that demonstrated noninterconnected microporosity in the absence of ladder linkages. The resulting glassy polymer membranes demonstrated nonthermal membrane fractionation of light crude oil through a combination of class- and size-based “sorting” of molecules.
Macroalgae (seaweed) offers a number of attractive attributes as a feedstock for renewable fuels and chemicals (high sugar content, no requirements for arable land, fresh water, and fertilizer and no food vs. fuel issues. Ethanol production from glucan and mannitol yields approximately 0.08 wt ethanol/wt dry macroalgae. splendidus fragment.
SOLVE adds a solvent to the steam in SAGD (basic operation depicted above) to reduce energy input and water consumption. Unlike surface mined oil sands, in-situ recovery involves much less land disturbance, but still requires the use of water and natural gas in the steam production process. Source: StatoilHydro. Click to enlarge.
General Motors has developed a method to convert an estimated 100 miles of the oil-laden plastic boom material used to soak up oil from the BP spill in the Gulf of Mexico earlier this year into parts for the Chevy Volt. The remaining is a mixture of post-consumer recycled plastics and other polymers. Tier-one supplier, GDC Inc.
Published in the RSC journal Energy & Environmental Science , the research demonstrates how lignin-derived compounds can first be converted to muconic acid via a biological process. Muconic acid can then be separated from the biological culture and catalytically converted into adipic acid. —Vardon et al.
The XL1’s body electrical system is supplied with the necessary 12 Volts through a DC/DC converter. With the goal of reducing emissions, exhaust gas recirculation and an oxidation catalytic converter as well as a diesel particulate filter are used. The rest of its weight is distributed among various other polymers (e.g.
However, HFOs are banned in the national waters of many countries. In addition, the International Maritime Organization (IMO) is seeking to ban HFO use in Arctic waters. IDEALFUEL seeks to develop methods to convert woody residual and waste materials such as sawdust and wood chips into renewable marine fuels.
A large-scale demonstration converting biocrude to renewable diesel fuel has passed a significant test, operating for more than 2,000 hours continuously without losing effectiveness. It addresses the need to convert biocrude, a mixture of carbon-based polymers, into biofuels. Biowaste to biofuel conversion process.
Scientists from the National Physical Laboratory (NPL) in the UK have developed a novel reference electrode for polymer electrolyte membrane water electrolyzers (PEMWEs) and used it to measure the electrochemical surface area (ECSA) of Pt catalysts in situ for the first time. 2015.01.005. Brightman et al.
Ignite Energy Resources supercritical water process diagram. IER’s proprietary supercritical water technology (SCW) transforms low-ranked coals, including lignite, directly into higher-valued oils and cleaner coal products. Source: IER. Click to enlarge. not via an indirect pathway (gasification) as in Fischer-Tropsch processes.
P2G uses electrolysis of water to convert renewable energy into hydrogen, for storage and transportation to where it is needed. Polymer Electrolyte Membrane (PEM) electrolysis is seen as a highly promising conversion method, as it is reacts rapidly to power fluctuations and is highly durable.
In the second step, the electrolytic splitting of carbon dioxide and water vapor takes place simultaneously. In a third step, the Fischer-Tropsch synthesis is used to convert the synthesis gas into long-chain hydrocarbon molecules, the raw materials for fuel production. P2X Kopernikus Project.
Operating at 220 volts, the power electronics manage the flow of high voltage energy from and to the battery or E-motor and converts direct current to alternating current. The body electrical system of the XL1 is supplied with the necessary 12 Volts via a DC/DC converter and a small auxiliary battery. Equipped in this way, the 0.8
The process was able to convert aqueous carbohydrate streams derived from maple wood (produced using both hot water and acid hydrolysis) into gasoline-range products with carbon yields of up to 57% and an estimated octane number of 96.5.
320-390 °C, 200-420 bar) aqueous phase process which converts biomass containing cellulose, hemicellulose and lignin into a high-octane gasoline fraction. New Oil Resources’ process uses near-critical water to treat the biomass in a process commonly referred to as hydrothermal liquefaction or thermal depolymerization.
High-pressure gas is discharged from the compressor and forced into a condenser to be converted back into a liquid. A water-cooling system for Hyundai and Kia’s EV battery packs, rather than conventional air cooling, have yielded further increases in range without increasing physical dimensions.
Gevo has a low capital cost retrofit strategy for ethanol plants to produce isobutanol for direct use; for use in the production of plastics, materials, rubber and other polymers; and for use in the production of hydrocarbon fuels. Isobutanol for the production of plastics, fibers, rubber and other polymers. Click to enlarge.
AFEX uses ammonia and water under moderate pressure and heat to break plant material down into an intermediate form. Sugars can then be easily extracted and converted into fuels and chemicals, replacing oil and natural gas. develop the biodegradable polymer used in SunChips compostable bags. Earlier post.).
Methanol reforming converts a mix of methanol and water into a hydrogen-rich gas. Earlier this year, Danish Power Systems celebrated its 25 th anniversary working with development and manufacturing of MEA-components based on HT PEM-technology (High-Temperature Polymer Electrolyte Membrane).
Twelve has developed an efficient polymer-electrolyte membrane (PEM) CO 2 electrolyzer that uses proprietary CO 2 -reducing catalysts to split CO 2 with just water and renewable electricity as inputs, syngas (CO and hydrogen) as the output, and pure oxygen as the only byproduct.
Key modifications relate to the cylinder head, turbocharging, injection system, and the catalytic converter. The Audi e-gas plant uses the renewable electricity in the first stage for electrolysis—splitting water into oxygen and hydrogen (Audi e-hydrogen), which could one day power fuel-cell vehicles.
LanzaTech’s proprietary fermentation process converts carbon monoxide in industrial waste gases, reformed natural gas and gas derived from any biomass source into low-carbon fuels and chemicals. The water is recovered and returned to the reactor system, minimizing water discharge from the process. Click to enlarge.
This in turn raises temperatures inside the catalytic converter, and over time, this can accelerate catalyst deterioration. In addition, excess oxygen in the exhaust can inhibit proper functioning of the catalytic converter and lead to increased emissions of NO x. Phase separation of water and ethanol from gasoline.
Novel Polymer-enhanced Rechargeable Aluminum-Alkaline Battery Technology – $2,000,000. At the center of Ionic Materials’ innovation is a new polymer-based material that suppresses the formation of unwanted chemical products that prevent aluminum-alkaline batteries from recharging. Ionic Materials, Inc. Vanderbilt University.
Water flow through the membranes was 1000 times higher than predicted by Hagen-Poiseuille flow, in agreement with previous CNT membrane studies. A) SEM image of the CNT membrane surface, showing CNT tips emerging from the polymer. The CNTs used in the membranes were arc discharge nanotubes with inner diameters of 0.67 Click to enlarge.
The water balance of a polymer electrolyte fuel cell significantly affects efficiency and service life. If the diaphragm dries out, this will lead to a gas breakthrough, while surplus water has the undesired effect of allowing the gases to freely enter the catalytic converter. Water separators. Humidifier.
Researchers at Georgia Tech have developed an inexpensive and simple prototype of a triboelectric nanogenerator that could be used to produce energy from ocean waves by making use of contact electrification between a patterned plastic nanoarray and water. The tank is filled with deionized water. Or a surface charge density of 4.5
Researchers at MIT have identified , quantified, and modeled a major reason for the poor performance of electroreduction processes to convert CO 2 to fuel or other useful chemicals. The findings could spur progress on developing a variety of materials and designs for electrochemical carbon dioxide conversion systems.
In addition, Dow will also provide the technology and expertise related to water treatment solutions and will provide Algenol with access to a CO 2 source for the biorefinery from a nearby Dow manufacturing facility. The result is a CO 2 capture process which converts industrially derived CO 2 into more sustainable fuels and chemicals.
Researchers at UC Berkeley have developed an artificial photosynthetic scheme for the direct solar-powered production of value-added chemicals from CO 2 and water using a two-step process involving a biocompatible light-capturing nanowire array with a direct interface with microbial systems. —Liu et al.
We organize all of the trending information in your field so you don't have to. Join 5,000+ users and stay up to date on the latest articles your peers are reading.
You know about us, now we want to get to know you!
Let's personalize your content
Let's get even more personalized
We recognize your account from another site in our network, please click 'Send Email' below to continue with verifying your account and setting a password.
Let's personalize your content