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Posts tagged “DME”

By Robert Rapier on Jun 9, 2011 with 59 responses

Roundtable on China’s Energy Future

Just a note that this weekend I leave for an extended business trip, with visits to Seattle, Washington D.C., Germany, Massachusetts, Vermont, and California. I will be on the road for about four weeks, but will try to keep to my schedule of posting new columns on Mondays and Thursdays. Next Monday I will have a story up on Virent’s progress in producing gasoline from biomass, and following that I have a number of stories and guest posts to choose from. I was recently asked to participate in an energy roundtable at Focus on China’s Energy Future and the Shale Gas Question. It is no secret that I feel that China’s moves stand to continue sending shock waves through the… Continue»

By Robert Rapier on Dec 18, 2009 with 2 responses

Keep Your Eye on DME

Di-methyl-ether (DME) is a fuel that I have been talking about since at least 2006. I have blogged about it, and I have classified it in several of my presentations as a “Sustainable Contender” (including in a slide at last year’s ASPO conference). I want to use this post to explore DME in a little more detail, and explain why I think you should keep an eye on it as an attractive renewable replacement for diesel. DME is a pretty simple compound. Methane, the least complex hydrocarbon, has the chemical formula CH4. That is one carbon atom bonded to four hydrogen atoms. When methane is burned – which is to say reacted with oxygen – it produces carbon dioxide (CO2)… Continue»