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Water Reclamation Projects
Large Scale Seawater
Desalination Reverse Osmosis Projects
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In
areas of the world where groundwater is the main supply
for water sources are inadequate to supply the growing
need for fresh water of most communities. Even with
alternative sources, groundwater may continue to be
a communitys mainstay for fresh drinking water.
However the continued reliance on groundwater will have
significant harm and impact to water resources. In addition
to alternative sources for fresh drinking water, it
is imperative that communities develop conservation
projects to reduce the demand on water resources.
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The
need to develop alternative drought-resistant water
sources for the growing demands of a community and necessary
cutbacks in ground water usage. Compounded by the lack
of adequate storage capacity, to regulate the water
supply to support communities during drought and dry
cycles is a reality that most governments are concerned
about. To accomplish these goals, sustainable alternative
fresh water sources must be developed quickly; not only
to meet the current demand in an environmentally correct
manner, protect wetland environments and support continued
economic growth in a community or region. By focusing
on developing alternative resources for producing drinking
water for communities around the world, governments
are researching and planning desalination projects.
The plan is a phased reduction in groundwater usage
by implementing advanced technology such as seawater
desalination process to produce fresh drinking water.
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The
reverse osmosis plant selected to supply a large community
with potable drinking water uses a brine staging design concept
for desalination of seawater and brackish water, using 4 delivery
systems each with the capacity of 1,750 m3/d. A production
process of 7,000 m3/d of potable drinking water. This plant
was designed with a filtration system for brackish water containing
5 g/l of dissolved salt. With a 75 m3/d potable water production
capacity expected to fulfill the needs of the community. |

With the deserts of the world
ever expanding on habitable lands, people in those aired regions
are in need of potable water to survive. In other areas of the world,
such as the Philippines, where the water table has shifted due to
the recent earthquakes making groundwater unfit for human consumption.
Today we are faced with the loss of life in the tens of thousands
due to water contamination, undrinkable brackish water and the lack
of life giving fresh water.
Companies and organizations
are researching temporary solutions as well as long term solutions
to these problems that face many regions worldwide. One answer to
this growing problem is to focus on viable short-term solutions
to supplying a community with life giving drinking water, until
a more long-term solution can be afforded. One solution to providing
emergency relief in potable water is energy efficient modularized
desalination plants that can be trucked or airdropped into communities
that are in dire need of water.
Thus the quest and research
began in finding a solution to such an undertaking. The answer was
to focus on modularized mobile facilities that would bring relief
to communities. After researching many types of systems and effectiveness
of the resources at hand, we turned our attention to desalination
technology. Desalination technology is perfect for providing potable
drinking water from a number of base water such as seawater, brackish
water and groundwater.
The next step was to find
desalination plants that were compact, durable, efficient and reliable
for our purposes. After careful study we found that there were a
couple companies that already met our standards. Basically these
small mobile desalination plants will offer the following.
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The plants
are assembled in 20-ft and 40-ft heavy-duty ocean-freight
containers ready to produce high-quality potable water
within one day of arrival on location
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With individual
production capacities up to 1,000 m³/day - 250,000 gal/day
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With an industry-low
power consumption of < 3 kWh/m³ (< 11 kWh/1000 gallons)
of potable water.
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