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SRI developing process for co-gasification of methane and coal to produce liquid transportation fuels; negligible water consumption, no CO2

Green Car Congress

Researchers from SRI International (SRI) are developing a methane-and-coal-to-liquids process that consumes negligible amounts of water and does not generate carbon dioxide. Lifecycle GHG comparison. In conventional CTL approaches, energy is supplied by burning a portion of the coal feed, which then produces carbon dioxide.

Coal 257
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Underground Coal Gasification Company In Partnership to Test Alkaline Fuel Cells for Power Generation

Green Car Congress

Australia-based underground coal gasification (UCG) company Linc Energy ( earlier post ) has signed an exclusive agreement with the UK-based alkaline fuel cell technology company AFC Energy Plc and its related company, B9 Coal ( earlier post ). A downside of AFCs has been CO 2 contamination of the electrolyte, reducing efficiency.

Coal 199
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Researchers produce hydrogen from water and charcoal mix at room temperature using laser pulses

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Researchers at Wakayama University in Japan have produced a mixture of hydrogen and carbon monoxide gas by irradiating a mixture of carbon powder and distilled water with intense nanosecond laser pulses at room temperature. Electrodes or any other photocatalysts were not used to produce the hydrogen. Credit: ACS, Akimoto et al.

Water 230
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Naysayer Alert – the hydrogen red herring

My Electric Car

There has been much discussion for over thirty years or more around the use of hydrogen fuel cells as an alternative to the internal combustion engine. Proponents believe such a car could be easily refuelled with hydrogen and assumed it would have greater range than a pure all-electric car.

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U. Mich study: natural-gas-based ICE, BEV and FCV all show promise for environmental benefits relative to conventional ICE

Green Car Congress

In addition to ensuring the same energy source, the analysis was conducted such that the same functional unit and system boundary are assumed for all of the three mobility options, to facilitate a direct comparison of their respective environmental footprints. —Dai and Lastoskie. The system boundary for the LCA.

Gas 218
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DOE awards ~$25M to 8 projects for CO2 capture and compression; $15M for novel Direct Fuel Cell system

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Current research and development efforts are advancing technologies that could provide step-change reductions in both cost and energy penalty compared to currently available technologies. In the standard DFC system, a gaseous hydrocarbon fuel is sent to the anodes and reformed to hydrogen. FuelCell Energy Inc. Source: FuelCell Energy.

Fuel 150
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Researchers Propose Solar-Driven Biomass Gasification Pathway for Synthetic Fuel Production

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Hydrogen for reverse water gas shift reaction to avoid producing CO 2 during the process is produced by electrolyzing water, driven by solar power. For comparison, they also modeled the production of methanol using only biomass as a fuel and also using coal as source of both carbon and energy. Hertwich and Zhang (2009).

Solar 186