Technology - WDR's CDR Rating

Non-metallic evaporator tubes practical

Heat transfer tubes usually are the highest single cost component in a thermal desalination plant. Constructed of titanium or various copper, aluminum or bronze alloys, the tubes may account for...

NF membrane efficacy rooted in its DNA

A Maine start-up has developed a ceramic-coated nanofiltration membrane with a molecular weight cutoff of less than 500 Daltons. According to Cerahelix president and CEO Susan MacKay, the company...

Magnets: a new driving force in desal?

Following a recent Water Exposition in Texas, Blue Fin Water contacted attendees, asking them to consider the company’s technology for new brackish and seawater applications. Blue Fin’s Jorge...

Membrane offers best of both worlds

Ten years ago, University of California, Los Angeles (UCLA) researchers began developing new UF membranes materials in the same building where Loeb and Sourirajan developed the first semi-permeable...

OpEd: Obfuscation as an art form

When droughts make news, enthusiastic stories about the latest, drought-breaking technologies soon follow. Suddenly, reporters and bloggers are more interested in showcasing new, Rube Goldberg-like...