Utility Horizons - Second Quarter 2013 - (Page 60)
Intersections
Insider Perspectives on Utility Automation
By John Cooper, Contributing Editor
Energy-Water
Nexus Opens Doors
for Small Utilities
What is the Energy-Water Nexus?
In our increasingly complex world, vital infrastructures
are inextricably interconnected. More specifically,
because water and electricity are tightly and intricately
linked – we use the term “nexus” to describe that
interconnection.
wastewater that must be treated and disposed of – and
requiring still more energy to process.
Smaller utilities in particular have much to gain from
understanding how these two infrastructures work
together and how they may be able to leverage this
interaction for greater efficiency, lower carbon impact,
The World Economic Forum 1 has tracked the Energyand improved business results. Until now, we have
Water Nexus for years. A 2012 report added food 2 to
acted as if both water and energy will always be there
the equation, and the World Economic Forum has
when we need it. The challenge we are just beginning
recently added climate 3 to the mix as well.
to face is that our access to water is increasingly
unpredictable – given the changes in climate and
In greater and greater use, “nexus” is a valuable
population growth – and economic growth promises
term that deserves our
increasing demand for
attention to understand its
both water and energy.
potential impact in coming
All communities have a
years. The nature of the
tremendous responsibility
Energy-Water nexus is
to their constituencies to
complex, but its principles
ensure adequate water
oogle “energy-water nexus” and
are straightforward.
supplies, and meeting
you’ll find a number of articles that reference
Generating electricity
that responsibility means
in traditional fossil
more than simply securing
the connection between energy and water, with
fuel plants consumes
long-term contractual
special focus on the gravity of the situation in
massive quantities of
access to water rights. It
China and the Middle East, in particular.
water. Likewise, pumping
also means focusing on
and treating water and
conservation – one of the
wastewater is a huge
best means to conserve
In this column, I’m less focused on the gravity
consumer of electricity, as
water is to eliminate waste
of the scenario from a climate perspective, and
are agricultural uses where
– from non-essential uses
feedstock is converted to
to leaks in pipes.
certainly, less focused on global hotspots like
biofuels, and in oil and gas
China and the Middle East.
production.
In the remainder of this
column, we’ll take a
However, it is not just the
closer look at the EnergyMy fascination is the missed opportunity
amount of water used for
Water Nexus and the
that occurs when small utilities that have
these purposes that is
role that technology and
both energy and water infrastructure under a
significant, but also what
data play in helping utility
happens to it; that is, the
operators to manage
common municipal umbrella of ownership and
water can also become
their infrastructure more
operation fail to take advantage of their unique
polluted as it is used.
effectively. So what are
positioning.
Development of oil and
some steps available to an
gas resources results
operator of a small utility
in “produced water,”
when contemplating the
the industry term for
energy-water nexus on the
G
1
3
2
See World Economic Forum 2009
See Grace Communications Foundation - Food, Water and Energy: Know the Nexus
See The Water-Energy-Food-Climate Nexus
60 • UTILITY HORIZONS • Q2 - 2013
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Table of Contents for the Digital Edition of Utility Horizons - Second Quarter 2013
Utility Horizons - Second Quarter 2013
Publisher’s Message
Contents
The Queue
Automation Rising!
Inside Tracks
Focal Point
Automation and Innovation at Epcor Water Services
BLeading Edge: Advanced Technology Perspectives
Consumer Engagement: The Future Goes Mobile
Demand Response: Why the Future Is in the Cloud
Building Paths to Smarter Water Management
Bullet-Proofing Your Scada System Against the Evil-Doers
Education Matters
Standard Bearings
Regulation De Rigueur
On the Horizon
Purviews
Intersections
Eventualities
Thinking It Through With Sparky Flamedrop
Loose Ends
Utility Horizons - Second Quarter 2013
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