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The function of the port is to convert AC power from the grid into DC, which is then applied to the battery. Thats because the charging stations convert DC power to high-frequency AC, using an inverter. The galvanic isolation is integrated into the power-conversion hardware, regardless of whether its in the car or in a public charger.
estimated that with conversion by hydrothermal liquefaction (HTL) and upgrading, the wet waste resource availability in the United States could be converted to jet fuel that is equivalent to about 24% of the U.S. Skaggs et al. demand in 2016.
VWCV partner eClassics is planning to offer T1 conversions and T1 complete vehicles in the style of the new e-BULLI. As the basis for the future e-BULLI the team chose a T1 Samba Bus produced in Hannover in 1966, which prior to its conversion spent half a century on the roads of California.
developed a halogen conversion–intercalation chemistry in graphite that produces composite electrodes with a capacity of 243 mAh g -1 (for the total weight of the electrode) at an average potential of 4.2 Proposed conversion–intercalation chemistry. A team of researchers led by a group from the University of Maryland has. Yang et al.
Start-up Bright Automotive, which in May unveiled its IDEA concept series plug-in hybrid light commercial van ( earlier post ), will convert VW Transporter vans with the series hybrid Bright powertrain as a bridge between the concept and the production version of the IDEA. Tags: Batteries Conversions Plug-ins.
Schematic comparison between direct photosynthetic (top) and algal biomass (bottom) processes. Sum of individual contributions and accumulated photon losses for two fuel processes and a theoretical maximum for energy conversion. Source: Robertson et al. Click to enlarge. Source: Robertson et al. Click to enlarge.
AMP will use the Remy HVH250 electric motors in their custom electric vehicle conversions. The first two vehicles available for AMP conversions are the GM Saturn Sky and the GM Pontiac Solstice. By comparison, a full hybrid application yielded only a 5 °C difference between the two motor technologies over the same drive cycle.
Two separate research collaborations have recently reported advances in the efficiency of thermoelectric materials in converting heat to electricity. The high thermoelectric figure of merit is expected to enable the conversion of 14% of heat waste to electricity. The ZT of a control sample with no SrTe is also shown for comparison.
The conversion and endothermic heats of reaction were measured over a Pd-Al 2 O 3 catalyst at 60 bar and temperatures between 500 and 600 °C. 1 were obtained, with conversions greater than 80% at 600 °C. For comparison, the reaction of methylcyclohexane formed tars that quickly blocked the reactor, even at 500 °C on this catalyst.
Pyrolysis bio-oils are produced by the thermal decomposition of biomass by heating in the absence of oxygen at more than 500 °C; fast pyrolysis of biomass is much less expensive than biomass conversion technologies based on gasification or fermentation processes. In comparison, increasing the H/C eff ratio of pyrolysis oil from 0 to 1.4
Calysta is using its proprietary BioGTL biological gas-to-liquids platform to convert natural gas to liquid hydrocarbons. Calysta will use proprietary genetic optimization algorithms to enable the efficient development of bacteria which can convert methane to a variety of alkane fuels. Conversion method. Click to enlarge.
Researchers at Applied Research Associates’ (ARA) Florida Research Laboratory are developing a catalytic hydrothermolysis (CH) process to convert triglycerides (e.g., The process involves three main production steps: The CH process that converts triglyceride to biocrude. Credit: ACS, Li et al. Click to enlarge.
The research, reported in the journal ACS Catalysis , suggests that copper foams could provide a new way of converting excess CO 2 into useful industrial chemicals. The work in the study is part of a larger effort by Browns Center for the Capture and Conversion of CO 2. Carbon Capture and Conversion (CCC) Catalysts'
The Gas Technology Institute (GTI) in Des Plaines, IL, recently added a new Pilot-Scale IH 2 Plant to broaden biomass-to-liquid hydrocarbon fuel conversion. The IH 2 process converts virtually any type of non-food biomass feedstock—such as wood, agricultural residues, algae, and aquatic plants. Earlier post.).
The material’s selectivity for oxygenates, with ethanol as the major product, demonstrates the feasibility of a two-step conversion of CO 2 to liquid fuel that could be powered by renewable electricity, the team suggests in their paper published in the journal Nature. Carbon Capture and Conversion (CCC) Catalysts Ethanol'
In a paper published in the Journal of the American Chemical Society , they reported demonstrating for the first time that CO 2 captured from air can be directly converted to CH 3 OH in 79% yield using the new homogeneous catalytic system. They then heated the solution, converting 79% of the CO 2 into methanol. Click to enlarge.
converting existing internal combustion engine (ICE) cars into electric vehicles using conversion kits. The Appeal of Conversion Kits Conversion kits offer a promising solution for individuals who wish to contribute to environmental conservation without breaking the bank (Now you don’t have to break the bank to buy an EV).
The superior performance of the catalyst allows simultaneous conversion of cellulose, hemicellulose and, more significantly, lignin fractions in wood sawdust into hexane, pentane and alkylcyclohexanes, respectively. wt% over a multifunctional Pt/NbOPO 4 catalyst in cyclohexane. The reactions were conducted at 190 °C and 5 MPa H 2 for 20 h.
Researchers in Viet Nam and Belgium have developed a catalytic cracking process to convert vegetable oil sludge to renewable hydrocarbon fractions. Their paper, in which they compare the results of this process to a pyrolysis process, is in press in the journal Fuel.
The team also suggested that algae systems can be either net energy positive or negative depending on the specific combination of cultivation and conversion processes used. This is because some crops are more easily converted into energy carriers than others, and this was not included in the previous paper’s system boundaries.
Codexis’ latest generation of advanced cellulase enzymes, CodeXyme 4 for dilute acid pretreatments and CodeXyme 4X for hydrothermal pretreatments, converts up to 85% of available fermentable sugars at high biomass and low enzyme loads. Codexis, Inc.,
By comparison, 69% of steel today is made at approximately 1,600 degrees Celsius (2,912 degrees Fahrenheit) using coal, emitting about two tons of carbon dioxide for every ton of steel produced. Conversion of iron ore into iron accounts for 90% of steelmaking emissions that may be eliminated using Electra’s process.
Because so much energy is lost turning steam back into water in the Rankine cycle, at most a third of the power in the steam can be converted into electricity. In comparison, the Brayton cycle has a theoretical conversion efficiency upwards of 50%.
Business-as-usual’ projections of future conversion rates, based on historical rates over the past two decades, indicate that 6–9 Mha of peatland in insular Southeast Asia may be converted to plantations by the year 2020, unless land use planning policies or markets for products change. Chris Malins. Soares-Filho, Gregory P.
Half-bridge circuits are the centerpiece of many voltage converters. For example, the switching frequency can be improved by a factor of around 10 in comparison with conventional voltage converters. Compared with conventional converters, multilevel inverters generate less noise during DC/AC conversion.
Most contemporary DAC approaches utilize energy poorly, as evident by second-law efficiencies for CO 2 separation of 1 to 9% (for comparison, post-combustion capture from coal exhaust attains second-law efficiencies greater than 20%). Science-Driven Synthesis and Assembly of Innovative Materials for Direct Air Capture.
Their analysis suggests that carbon storage loss caused by peatland conversion could be equivalent to as much as 7 years worth of carbon emissions by mining and upgrading (at 2010 levels). Converting from units of carbon to CO 2 equivalents, this is between 41.8 —Rooney et al. million metric tons of stored carbon.
The conversion of biomass to cellulosic ethanol is the most efficient and productive use of biomass to create a high-octane, environmentally friendly transportation fuel, according to a perspective paper published in the Journal of Chemical Technology & Biotechnology. Comparison of yields of ethanol vs other reduced products.
Because the use of natural gas for transportation requires compressing, liquefying, or conversion, it is important to determine the best use of natural gas as a transportation fuel. The baseline for comparison is based on a 2012 2.4 Their open access paper is published in the journal Energy. —Curran et al. Curran, Robert M.
In comparison to hydrogen, liquefied ammonia makes it easier to transport large volumes to wherever it is needed. Kolb The conversion of hydrogen into ammonia is a viable option for using it as an energy source both on-site for industrial processes on a large scale as well as on a decentralized basis in the logistics sector.
The purpose of the study, reported in the ACS journal Energy & Fuels , was to determine whether AlcoMix,the probable outcome of the thermochemical conversion of biomass using Fischer–Tropsch chemistry with synthesis gas, might be a suitable replacement for ethanol in fuel blending as an antiknock blending component for spark-ignited engines.
Scientists from Stanford University, SLAC National Accelerator Laboratory and the Technical University of Denmark have identified a new nickel-gallium catalyst that converts hydrogen and carbon dioxide into methanol at ambient pressure and with fewer side-products than the conventional catalyst.
These microbes can absorb electricity into their metabolism and use this energy to convert CO 2 to biofuels. Electroactive microbes also allow for the use of other types of renewable electricity to power these conversions. Bacteria could be engineered to reverse the process, by converting a bioplastic or biofuel back to electricity.
Lifecycle GHG comparison. The coal first decomposes into volatiles and char while CH 4 is converted into CO/H 2 mixtures; the char is converted into CO/H 2 mixtures via steam gasification on longer time scales. Click to enlarge. The cost per gallon for the SRI fuel is higher than F-T fuel, however: a calculated $2.81
We are hugely excited to begin the conversion of these eight buses and see them on the roads of the local area. Repurposing an existing bus chassis and body can save 90 tonnes of embedded CO 2 , in comparison to producing brand new electric double deck buses.
The basic concept of power-to-gas (or e-Gas, as Audi calls it), is to “store” excess renewable electricity by producing hydrogen, which can then either be converted to methane; injected into the gas distribution grid directly; or used as a vehicle fuel. The municipal gas distribution networks can manage these quantities in principle.
Hero Splendor EV Conversion Kit launched at Rs 35k by GoGoA1. GoGoA1 an OEM/ODM and electric & solar-powered vehicles and its components supplier in India has launched the most affordable Hero Splendor, one of the best selling bikes and most favourite bike in India conversion kit for Rs 35,000. bhp of power and 63 Nm of torque.
Research has shown that CO 2 can be converted to a variety of commodities, but because of the low energy state of CO 2 , the production costs would be prohibitive in many cases. However, they may be considered in order to establish a baseline for making comparisons with results from coal-derived flue gas. coal, metals, etc.),
billion cubic feet, bcf) were converted to gasoline, it would produce 450,000 barrels per day, he suggested. Given cost-effective methanol production, there are several established pathways for converting the methanol into fuels and chemicals: MTG; methanol to propylene (MTP); and methanol to olefins (MTO). Janus, GigaMethanol and MTG.
According to NGVAmerica, the New Delhi Natural Gas Vehicle Program has halved the air pollution in comparison to ten years ago. Approximately 60,000 auto rickshaws in New Delhi, India were required to convert to compressed natural gas (CNG) for fuel. India imports 70% of its diesel and gasoline.
Outlines the approach for collecting and analyzing the data needed to evaluate the indicator and for making relevant comparisons to other energy options or agricultural systems. Area and percentage of nationally recognized areas of high biodiversity value or critical ecosystems converted to bioenergy production.
GWPs were established to allow for comparisons among GHGs [greenhouse gases] at one point in time after emission but only add confusion when evaluating environmental benefits or policy tradeoffs over time. CNG vehicles fare even worse in comparison to heavy-duty diesel vehicles. This would eventually be offset by a modest benefit.
However, the two conclude in their review, substantial advances in catalyst, electrolyte, and reactor design are needed to enable CO 2 utilization via electrochemical conversion a technology that can help address climate change and shift society to renewable energy sources. Click to enlarge. —Whipple and Kenis.
A German consortium involving four companies and and two universities is developing dielectric elastomers (electroactive polymers) for the conversion of mechanical energy—in this case wave power—into electrical power. This is an essential part of the electroactive polymer that converts mechanical energy into electrical power.
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