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Study finds high sodium bicarbonate concentrations in water from coal-bed natural gas production harms aquatic life; water treatment can mitigate effects

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Produced water from coal-bed natural gas (CBNG) production may contain sodium bicarbonate (NaHCO 3 ) at concentrations that can harm aquatic life, according to a new study by the US Geological Survey; Montana Fish, Wildlife and Parks; the Bureau of Land Management and the US Environmental Protection Agency.

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Updated NETL study provides more detailed economic and environmental assessment of coal-to-liquids and CTL with modest biomass

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The National Energy Technology Laboratory (NETL) has released a follow-on study to its 2009 evaluation of the economic and environmental performance of Coal-to-Liquids (CTL) and CTL with modest amounts of biomass mixed in (15% by weight) for the production of zero-sulfure diesel fuel. Earlier post.). —White and Gray.

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IEA WEO-2012 finds major shift in global energy balance but not onto a more sustainable path; identifies potential for transformative shift in global energy efficiency

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The global energy map is changing significantly, according to the 2012 edition of the Internal Energy Agency’s (IEA) World Energy Outlook ( WEO-2012 ). The WEO finds that the extraordinary growth in oil and natural gas output in the United States will mean a sea-change in global energy flows. — WEO-2012.

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Wanxiang and GreatPoint Energy close $1.25B deal for 1 Tcf/year coal-to-natural-gas plant in Xinjiang; Sinopec to purchase output, building pipeline to east

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Overview of the Bluegas catalytic coal methanation process. GreatPoint Energy and China Wanxiang Holdings have officially closed their investment and partnership agreement which was highlighted during an official signing ceremony between senior US and Chinese government officials in 2012. Click to enlarge. pure methane).

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ExxonMobil to invest >$1B in Antwerp refinery to convert heavy, higher sulfur residual oil into diesel, other products

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plans to invest more than $1 billion to install a new delayed coker unit at its Antwerp refinery to convert heavy, higher sulfur residual oils into transportation fuels products such as marine gasoil and diesel fuel. The investment addresses an industry shortfall in capability to convert fuel oil to products such as diesel.

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Understanding the variability of GHG life cycle studies of oil sands production

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Credit: ACS, Brandt 2012. Brandt considers factors affecting energy consumption and GHG emissions from oil sands extraction, and then uses publicly available data to analyze the assumptions made in the LCA models to better understand the causes of variability in emissions estimates. —Brandt 2012. 85%); water (5?10%);

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China to be Site of First Commercial Implementation of TRIG Coal Gasifier

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The contract award marks China as the site for the first worldwide commercial implementation of the TRIG technology with the goal of producing low-emission, coal-based electricity. TRIG coal gasification technology was co-developed developed by Southern Company, KBR Inc., (Dongguan TMEP) in Guandong Province, Peoples Republic of China.

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