Desalination: A National Perspective
The following HTML text is provided to enhance online
readability. Many aspects of typography translate only awkwardly to HTML.
Please use the page image
as the authoritative form to ensure accuracy.
Assuming that the membrane permeability can be doubled without sacrificing salt rejection, the average driving pressure for the new membrane can be reduced by 50 percent (shown above).
Substituting these values into the equation above,
results in an energy ratio of new to baseline of 0.85. This translates into a net reduction of energy equal to 15 percent from today’s baseline.