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Dr.
Todd wins Buckminster Fuller Challenge Award
WOODS
HOLE, MA -- John Todd Ecological Design, Inc. (JTED) a
leader in natural wastewater treatment systems, announced
today that its founding principal Dr. John Todd was awarded
the first-annual Buckminster Fuller Challenge Award with his
submission entitled “Comprehensive Design for a Carbon
Neutral World: The Challenge of Appalachia”.
The Buckminster Fuller Institute
panel of internationally esteemed advisors/jurors issued a
statement praising Dr. Todd’s strategy saying the work “best
embodies the bold, visionary approach to large-scale
societal transformation pioneered by Buckminster Fuller.”
Dr. Todd invented the
Eco-Machine™ for the treatment of sanitary and industrial
wastewater with a focus on water reuse and energy
efficiency. JTED has designed and installed innovative
ecological wastewater treatment systems throughout the world
for the past 20 years. Recognized with three merit awards by
the U.S. Environmental Protection Agency, Dr. Todd was named
among the greatest inventors of the 20th Century by David
Brown in his book Inventing Modern America.
Jonathan Todd, President of JTED
and Dr. Todd’s son, said the Buckminster Fuller Award is
“one of the most meaningful and significant” his father has
received. He added, “In the fast-growing ecological systems
design world, being chosen to receive this prestigious award
gives us all a renewed sense of optimism.”
For additional information on the
Buckminster Fuller Institute:
http://www.bfi.org/
John Todd Ecological Design,
Inc.:
http://www.toddecological.com/ |
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Innovative Water-Leakage
Modeling Software
EXTON,
PA -- Bentley Systems, Inc. today announced the latest
version of its Darwin Calibrator module featuring
water-leakage modeling capabilities. The new version of the
module, which is included in WaterGEMS V8 XM and available
for WaterCAD V8 XM, provides a cost-effective way to
estimate the location and extent of hidden leakage in
underground pipes.
The Ontario Sewer and Watermain
Construction Association in Canada reported that
approximately $1 billion worth of clean drinking water
disappears into the ground every year from deteriorated and
leaky municipal water pipes. The innovative methodology
behind the new Darwin Calibrator was developed by Bentley
and United Utilities Water (UUW) PLC.
Commenting on the key benefits of
the new Darwin Calibrator technology, Dr. Zheng Yi Wu,
Bentley director of applied research in engineering
optimization, said, “Existing leak-detection techniques,
such as step-testing or acoustic devices, require a lot of
apparatus and personnel. As a result, they are very
time-consuming and costly. The new leakage-detection feature
of Bentley’s enhanced Darwin Calibrator identifies the
locations and sizes of the leakage holes, emulated as
emitters that allow water to spurt and seep out at different
rates depending on prevailing pressure.”
The new version of the Darwin
Calibrator was previewed earlier this year by more than 60
water professionals attending Bentley’s Water Loss Seminar
and Workshop in Marbella, Spain. At the seminar, Mark
Wheeler and Muhamed Hayuti, both of Atkins, the largest
engineering consultancy in the United Kingdom, presented
benchmark studies on leakage hotspot prediction and water
network models conducted in coordination with Paul Sage,
modeling development manager for UUW. The studies
demonstrated a successful modeling approach for detecting
unreported leakage hotspots using WaterGEMS’
leakage-detection capabilities and the newest version of the
software’s Darwin Calibrator module.
Commenting on the studies, David
Turtle, leakage and demand strategy manager for UUW, said.
"We consider the leakage-detection optimization model
developed in collaboration with Bentley to be a valuable and
important tool in reducing leakage and achieving the annual
targets that UUW agreed to with the U.K.’s water-industry
regulator, OFWAT. A particular advantage of this technique
is its ability to identify hard-to-find leaks.”
To learn more about Bentley’s
water-leakage detection and management technology, or to
download videos of presentations made at Bentley’s Water
Loss Seminar and Workshop in Marbella, Spain, Jan. 28-30,
2008, as well as copies of white papers distributed at the
event, visit:
http://www.bentley.com/waterloss08 |
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AECOM completes acquisition of
Earth Tech
LOS
ANGELES, CA -- AECOM Technology Corporation, a leading
provider of professional technical and management support
services for government and commercial clients around the
world, announced today that it has completed its acquisition
of Earth Tech, Inc., a business unit of Tyco International
Ltd.
Earth
Tech provides consulting, engineering and design, build and
operate (DBO) services to waste/wastewater, environmental,
transportation and facilities clients globally.
With
the acquisition of Earth Tech, AECOM increases its global
presence, particularly in the Americas, Europe, Australia
and Asia. AECOM also significantly strengthens its water and
wastewater business, while augmenting its leadership
position in the environmental, facilities and transportation
sectors.
“We
are delighted to welcome Earth Tech into the AECOM family,”
said John M. Dionisio, AECOM president and chief executive
officer. “This transaction, which expands our workforce to
more than 40,000 professionals around the world, enhances
our ability to take advantage of the growing business
opportunities that exist in our global end markets. We
expect this transaction to benefit our clients, employees,
and shareholders.”
AECOM
has also completed the divestiture of certain Earth Tech
businesses that do not align with its strategic plans and
core businesses. Concurrent with the close of the purchase
of Earth Tech, AECOM divested Earth Tech’s Water & Power
Technologies (WPT) and North American Contract Operations
(NACO) businesses and its Mexican operations.
The
value of the divested WPT, NACO and Mexico assets noted
above, along with the value of certain assets that have been
carved out of the sale transaction with Tyco, represent a
total of $175 million of the original $510 million
transaction value. There remains approximately $50 to $60
million of assets that will be held for sale by AECOM until
sale documentation is finalized, all required consents are
received and the transactions can be closed.
More
information on AECOM and its services can be found at
http://www.aecom.com/
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Algae Jet Fuel Makes Splash
at Air Show
Mesa,
AZ -- Researchers Qiang Hu and Milton Sommerfeld from
ASU’s Department of Applied Biosciences recently flew to
London to share their findings and research on the
application of algae-based oils for creating biofuels at
the Farnborough International Air Show.
The exhibit was part of a
collaboration and ongoing relationship between the
researchers and aviation giant Boeing.
While many exhibits showed
off the latest improvements on turbines and designs for
commercial aircraft and jet fighters, the researchers
ended up stealing the show and attracting numerous
visitors to their booth.
The star attraction of the
Boeing exhibit was a 75-gallon tank of bright green
algae. The tank was, in fact, a bioreactor – a
“feeding ground” container that promotes accelerated
algae growth. The exhibit was the high note of a
one-year relationship between the ASU researchers and
Boeing.
The company has committed a
$225,000 grant to support ongoing algae research at ASU,
and to provide three scholarships for graduate students.
“The experience was very
positive, because most shows are too technical for the
public,” Hu says. “With the live algae, we can explain
to children and families how algae grow, and how we
extract the oil and convert it to jet fuel.”
Hu and Sommerfeld were a big
hit with children – and they also attracted the
attention of aviation business leaders and engineers.
The two researchers earned an immediate nod from Boeing
to keep a presence at the air show.
“Not many people knew about
ASU,” Sommerfeld says. “However, they expressed great
interest in the growing algae and the potential it has
for production of oil that can be used for
transportation fuel, especially since using algae
eliminates the problem associated with converting crop
foods to fuel.”
The use of algae for multiple
applications has several appeals, including:
-
Algal oil is very similar
to other vegetable oils, but its yield is projected
at 100 times that of soybean per acre of land on an
annual basis.
-
Unlike other plants,
algae reproduce quickly without roots and stems, and
they never go dormant.
-
Algae can remove carbon
dioxide from power plant emissions and recover
nutrients from wastewater.
According to Hu, the
technology to help algae reproduce effectively is still
five years away. “The critical issue is the
biomass feedstock, not oil conversion,” Hu says. “To
bring the cost down we need much more breakthroughs and
innovations. Bioreactors are expensive at this stage. We
need a cost-efficient way to sustain high growth.”
Once algae reach a critical
mass, traditional methods can be used to extract oil
from the plants. In turn, these oils can be refined into
gasoline, biopolymers and jet fuel. So what’s next
in the process of making jet fuel from algae?
“Our effort will be geared to
developing a pilot-scale facility that will enable us to
integrate various components of oil production and
evaluate the economics of the process,” Sommerfeld says.
“Since ASU is a leader in developing approaches to
sustainability, it could, for example, incorporate the
use of algae-produced biofuels on some of its vehicles
over the next several years as our production
increases.”
Hu and Sommerfeld are the
co-directors of the Laboratory for Algae Research &
Biotechnology (LARB) at the Polytechnic campus.
The duo has been able to take their combined 40-plus
years of research with algae and apply it to use in air
and water remediation, alternative fuels and animal
feed. Considered a nuisance by many, algae have the
potential to someday become an environmentally sound
substitute for crude oil.
Source:
http://www.asu.edu/
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| Help Forum :
Hot Messages from the Help Forum
People post their requests
for help and offer their suggestions to others in our open
forum.
Mr. Cajegas wants help with
chelating agents:
Does anybody know a chelating
agent that works best in wastewater treatment? Or a metal
precipitant in wastewater?
A wastewater that contains
Fe, Pb, Cu, Ni, Zn, Mn and etc. What chelating agent that
would be?
(Click
here to post a reply)
Thanks
Aezer Cajegas
EHS Bioproducts
aezercajegas@yahoo.com
Nasir wants with piping and
valves on aeration tank:
How usually are air blowers
connected to an above ground, open to atmosphere, aeration
tank?
At present, our main blower
pipe is connected from the tank bottom outside through a
valve. Due to high temperature and vibration, we suffer
leakage from the valve side when the blowers are off.
I am thinking to drain out
the tanks and connect the main air feed pipe from inside the
tank using flexible pipe. Could you please advise me in
this?
(Click
here to post a reply)
Thank you,
Nasir
elpasha252002@yahoo.com
Help Forum:
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| Water
and Wastewater Plant Directory - Featured Plant
Swift
Current WWTP
Saskatchewan, Canada
The SCWWTP was opened in
March of 2006 and directly serves the community of
Swift Current, Saskatchewan. The plant treats an
average daily flow of 5-6 ML of municipal
wastewater. It is comprised of a headworks building
for screening and grit removal, two bioreactors, two
secondary clarifiers, and a...(Click
here to read more...)
Click here to visit
the
Water and Wastewater Plants Directory
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| From the Job
Fair: Plant Operator
Wanted - Denver, CO
ABOUT US
Come join our operations team at the nationally recognized,
largest (160 MGD) wastewater treatment facility between the
Mississippi River and the west coast! We process most of the
wastewater for the Denver Metro area, located on a 175 acre
site in north Denver. Our employees are diverse and loyal
with our average tenure 13+ years, and our annual employee
turnover less than half the national average.
THE OPPORTUNITY
Duties include controlling and monitoring mechanical devices
designed to process wastewater liquid & solids either
manually or through use of process control computer.
Treatment processes include screening, grit collection,
primary clarification, waste activated sludge secondary
treatment, anaerobic sludge digestion, sludge dewatering,
cogeneration, chlorination and dechlorination facilities.
TYPICAL DUTIES
• Controls and monitors, both manually and through the use
of a process control computer, mechanical devices designed
to process wastewater and wastewater solids.
• Monitors, both manually and through the use of a process
control computer, unit process variables and initiates
changes as determined through calculations, test procedures
and independent judgment in order to achieve operational
goals.
• Provides minor mechanical maintenance, adjustment and
inspection to equipment as directed and assists in providing
a neat and orderly work area.
• Operates analog control systems.
• Performs computer system diagnostics and data processing
functions.
• Assists Supervisor in training new Plant Operators.
REQUIRED QUALIFICATIONS
Must have appropriate and valid Colorado licenses and
certification required to operate vehicles and equipment.
Must have mechanical aptitude, ability to interpret charts
and flow diagrams, and ability to do mathematics using
decimals and fractions. Upon entry, must have State of
Colorado “D” certification in wastewater treatment
operations. Within three years must attain, and thereafter
maintain, State of Colorado "C" certification in wastewater
treatment plant operations. Graduation from high school or
equivalent combination of education and/or experience. Must
have valid Colorado driver's license, and good driving
record.
DESIRED QUALIFICATIONS
Education in wastewater technology and higher level
wastewater certification desired.
BENEFITS
Outstanding benefits including generous pension benefits,
voluntary deferred compensation plan,
medical/dental/life/AD&D insurances, reimbursed
health/fitness & educational assistance programs and more.
Flexible scheduling including four 10-hour day work week.
TO APPLY
Please specify job title Plant Operator. Visit our web site
at
www.metrowastewater.com or send resume with salary
history/requirements to Metro Wastewater Reclamation
District, 6450 York Street, Denver, CO 80229. Job Line
303-286-3011.
AN EQUAL OPPORTUNITY
EMPLOYER, Non smoking Facility, Drug Screening, MVR, &
Criminal Background Check Required of Finalists
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you need to fill? Visit the Job
Fair. |
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| About Us :
Water and Wastewater Newsletter
© 1999-2008 Water and Wastewater.com
Home page: http://www.waterandwastewater.com
Joseph Taylor, Editor
Water and Wastewater Newsletter
3948 South Third Street, No. 121
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Email: jtaylor@waterandwastewater.com
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Please submit articles via e-mail, only to: news@waterandwastewater.com |
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::
Dr. Todd wins Buckminster Fuller
Challenge Award
::
Innovative Water-Leakage
Modeling
Software
::
AECOM completes acquisition of
Earth Tech
::
Algae Jet Fuel Makes Splash at
Air Show
:: The News Center : More headlines
:: The Water and Wastewater Blog
:: Video Center
:: Help Forum
::
Water and Wastewater Plant
Directory : Featured Plant
:: The Job Fair
:: Top Picks at Amazon.com
:: Ask Tom! Column!
:: 188,000+ visitors in June !
:: Call For Photographs!
:: Subscribe, Unsubscribe
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:: About Us
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| Hi Everyone,
Jet fuel from wastewater, talk
about degrees of separation, read on!
With over 10,000+ subscribers,
our goal is to provide information
to improve your business by using the resources available on the
Internet.
Thanks,
Joe Taylor, Editor
jtaylor@waterandwastewater.com
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Featured
Case History |
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Case Study : City of
Sanford, Florida
In order to meet the demand of growth within the
city and to achieve stringent effluent limits, the
City of Sanford worked with CPH Engineers to design
the Sanford South Water Resource Center (WRC),
located in the heart of Central Florida. The
facility produces a high quality effluent, as well
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Secondary plus Filtration Facility.” The plant is
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