HydroPower - Is it clean or not?
technologist | 12 Oct, 2007, 23:54 | General | (257 Reads)
Opponents of dams have long argued against putting barriers in the natural flow of a river. Dams, they point out, prevent endangered fish from migrating, alter ecosystems, and threaten the livelihoods of local communities.

Native Americans, fishing communities, and environmentalists have made these arguments in their quest to decommission four dams on Klamath River, which runs from southwest Oregon to the coast of California. But with California requiring a 25 percent reduction in the state's carbon dioxide emissions by 2020, clean energy has suddenly entered the Klamath dam debate.

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Acetic Acid Exchanger Failure - Part II
technologist | 12 Oct, 2007, 23:49 | General | (222 Reads)

This is with reference to my earlier post on the topic.

After analysis, we found that the selection of worng type of pipe is causing typical failure problem.

Tube

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New Hot gas expander from GE
technologist | 12 Oct, 2007, 23:36 | Energy | (261 Reads)

GE Oil & Gas has received GE ecomagination certification for hot gas expander technology that works with a waste gas recovery system to help refineries significantly reduce their energy costs while also lowering emissions.

The hot gas expander for GE’s Power Recovery Air Train features GE’s latest technology and meets the rigid standards of ecomagination, the GE corporate initiative to address challenges such as the need for cleaner, more efficient sources of energy, reduced emissions and abundant sources of clean water.

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