Saturday, March 21, 2015

From Shale Boom to Water Revolution

Ocean (Credit: phys.org) Click to Enlarge.
Salttech DyVaR Zero Liquid Discharge (ZLD) water processing technology was developed in the Netherlands by Salttech and was launched first by Texas-based STW Resources in July last year in Mentone, Texas, in the Permian Basin.  The Salttech desalination system is now providing the residents of Mentone with more drinking water than they could have ever hoped for.

This is a win-win situation for all water end users, and environmentally, there are no snags:  it’s a green process all the way, with absolutely no chemicals or filtration involved. And not only is the new technology providing all of Mentone’s drinking water—its entire operations are run on solar power energy.

The Salttech systems can be manufactured to process as many gallons of water per day as is needed, according to STW Resources Holding Corp, which has the exclusive license for this technology not only in the US, but also in Canada, Mexico and Central America.

For the oil industry, this is a breakthrough technology that could save it untold sums of money by reclaiming the massive volumes of precious water used in drilling and fracking and also processing produced water that accompanies oil and gas production.

For municipalities and local governments—particularly in Texas during this time of unprecedented drought—it means future water security by accessing new sources that were previously unusable just below the Earth’s surface.

For the ecosystem, it means creative conservation.
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We’ve all heard of desalination technology before, but the sticking point—as it always is with new technology—is cost.  Desalination has never been economical on a commercial scale before. Until now the price of desalinated water projects has hovered around $8 a barrel, but the Dutch version comes in at around $1.50-$2.00 per barrel, or approximately $1,100-$1,350 per acre-foot of water.

Additionally, whereas your typical desalination plant returns only about 35% of the water, Saltech technology can return 97%—and this is a key factor in the economics and environmentally positive attributes of the technology.

Read more at Texas:  from Shale Boom to Water Revolution

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