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Electricity
AMR
Preparing
for the Future, MDU Deploys ChoiceConnect for Meter
Data Collection and Management Across the Great Plains
Montana-Dakota Utilities Co. is looking to the future by installing
Itron's flexible ChoiceConnect AMR system.
click
here for more information
Partnering
for Energy Conservation and Demand Management
A new addition to Itron's ChoiceConnect AMR solution set,
Aztech In-Home Displays are designed to save both consumers
and utilities money.
click
here for more information
Positive
Outage Notification: When the Customer Calls, You're Already
on it
The recent maturation of outage detection and restoration
notification capabilities in fixed network AMR and AMI systems
provides utilities with a solid opportunity to not only strengthen
the business case for investment in these advanced metering
systems, but also provides an additional tool and source of
critical data to address key challenges in system reliability,
outage management and customer satisfaction.
click
here for more information
Hosting
Offers Utilities a Renewed Focus on Core Business Strategies
In today's evolving business environment, companies rarely
have the option to increase budgets and bodies in response
to growth. See how hosting services can offer flexible system
solutions, allowing for easy navigation of today's rapidly
changing business climate.
click
here for more information
New
Probe Takes Guesswork out of Performance and Testing for Increased
Efficiency
Itron is partnering with Data Sourcing Technologies to make
available the TruComm Optical Probe, the first optical probe
to verify "send/receive" communications via LED.
click
here for more information
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Preparing
for the Future, MDU Deploys ChoiceConnect for Meter
Data Collection and Management Across the Great Plains
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Montana-Dakota
Utilities (MDU) Co. is looking to the future to serve its
gas and electricity customers today by installing a flexible
automated meter reading (AMR) system. The company distributes
natural gas and generates, transmits and distributes electricity
while providing related services in the northern Great Plains,
providing both gas and electric service in some areas and
gas-only in other areas.
Looking
to Itron for its AMR solution, the utility is deploying approximately
277,000 gas and electric meters in Montana, North Dakota,
South Dakota and Wyoming. The meters will work in conjunction
with the utility's purchase of ChoiceConnect, Itron's flexible
suite of meter data collection solutions.
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Also included
in the contract are meter data management software solutions
and project management and installation services. The total
deployment is expected to be completed by August 2008.
"We've
been evaluating these types of programs for several years,"
said Frank Morehouse, vice president of operations for MDU.
"We are driven by economics--we need to provide safe,
reliable energy, but we need to do it as efficiently and cost
effectively as possible. The time finally came when it all
made business sense."
Changing
Meter Reading
For years, the utility used mostly handheld meter reading
technology and offsite meter reading systems, employing or
contracting approximately 60 meter readers. Every year, it
faced escalating labor, health insurance and maintenance costs.
Since moving parts inside the meters can wear, there are costs
associated with frequent testing of the electromechanical
meters, in addition to maintaining the fleet of vehicles used
for meter reading.
As company
officials looked at regional growth forecasts, they concluded
that gas and electricity demand would only continue to climb
and the utility needed to take progressive and aggressive
measures to keep costs down, while providing increased services
to the ever-growing customer base.
"We
have always believed in proactive customer service, not just
preparing a utility bill," said Morehouse. "In order
to work more efficiently, we needed more detailed consumption
data. The more data our customers have, the more we think
they will make choices to use less energy, especially during
peak demand periods. Ultimately, through conservation and
our AMR solutions, our intention is to keep our customer rates
lower." The
ChoiceConnect suite adds:
- ERT-equipped
CENTRON meters and 100G gas ERTs.
- G5
and FC200 handheld computers.
- Mobile
Collection System and Mobile Collector Lite.
- Fixed
Network 2.0.
- PremierePlus
4 and Fixed Network Application Server software.
Because
the geography is so diverse throughout the four states, ChoiceConnect
allows MDU to deploy the best-fit collection system to meet
the unique needs of the territory. It also offers the flexibility
to blend the collection methods to meet specific needs.
In addition
to the fixed network system, MDU is implementing meter data
management software enterprise-wide to provide enhanced data
analysis capability and to provide flexibility for future
system changes. The utility uses Itron Fixed Network and mobile
AMR systems to read those meters. Deploying fixed network
technology will also provide outage management capabilities
and off-cycle reads.
Morehouse
said there are many benefits to the ChoiceConnect installation.
"With Itron's software, we will have theft detection,
which will help us recover lost revenue, provide outage notification
and data for distribution planning for our overall system,"
said Morehouse. "We will look at time-of-use rates since
we think time-of-use rates may be very important in the near
future."
Going
"Green"
MDU also puts a premium on conservation. It created a new
position--energy programs manager--and recently completed
building of a wind farm near Baker, MT, The company also offers,
in some states, incentives and rebates to customers for installing
high-efficiency appliances and set-back thermostats.
Carl Porter,
director of Itron's gas product line, said the utility contracted
for the most comprehensive solutions covering both gas and
electricity. "I know that advanced metering infrastructure
has all the buzz in the industry, but Montana-Dakota looked
at it and realized that a comprehensive AMR project, complete
with meter data management software, made more sense economically
and operationally--for their customers and for the geography,"
Porter said. "They didn't want a one-size-fits-all solution,
but rather chose to customize what they need for each service
area."
For example,
in areas where the utility offers only gas service, the meters
will be read by Itron's mobile AMR, "because it was a
better fit in those areas," Porter said.
Despite
the fact that the population in the Great Plains is less dense
than in many regions throughout the country, Montana-Dakota
officials say they plan to stay on the leading edge of technology
and continue to offer customers an opportunity to make a difference
in the world through energy conservation.
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Partnering
for Energy Conservation and Demand Management
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As part
of Itron's ChoiceConnect automated meter reading (AMR)
solution suite, Aztech In-Home Displays are designed to save
money and reduce the carbon footprint for consumers. They
also provide the added benefit to utilities of improving customer
relations by offering a helpful tool targeted for the home
owner.
Itron's
high-power CENTRON® meter wirelessly communicates usage
information to the Aztech display, allowing utility customers
to
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conserve
energy and reduce or contain costs. The display supports utility
conservation efforts by allowing customers to see their usage
in near real-time rather than at the end of the month when
they receive their bill.
Consumption
information is translated to dollars allowing the home owner
to keep track of monthly energy costs. They can graphically
view their usage over a 24-hour period, as well as over a
30-day period and the display also shows how much energy is
currently being used. An arched bar has a tracking light at
the top of the display that indicates speed of consumption
at a glance.
Many utilities
and their customers have already benefited from using In-Home
Displays. The amount of savings achievable varies from 7 to
15 percent or more depending on location, rates and variables
within the home. Aztech began production of its In-Home Displays
in December 2007 and volume ordering in January 2008. Please
call your Itron sales representative for more information
or visit www.aztechinc.com.
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Positive
Outage Notification: When the Customer Calls, You're Already
on it
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December's
widespread power outages in Oklahoma, as well as last month's
outage in Florida, provided timely reminders of the outage
management challenges utilities face due to weather, equipment
failures, and a grid that is operated increasingly close to
the red line. Beyond these large-scale outages, there are,
of course, innumerable smaller-scale "nested outages"
or single-service calls that irritate customers and tax utility
resources from the call center to the field workforce.
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The alarming
reality is that when it comes to detecting and locating outages
below the SCADA level, most utilities are still largely in
the dark, relying on a mélange of customer calls and
expensive truck rolls to determine exact location and extent
of outages. The economic impact of power outages is huge as
well. A recent study by the Lawrence Berkeley National Laboratory
estimated that power outages and interruptions cost the nation
and economy at least $80 billion annually.
But there
are new tools in the toolbox. The broader deployment fixed
network AMR and AMI systems bring a significant opportunity
to make outage detection, response and restoration verification
a more exact science, enabling the utility to reduce its closely-watched
System Average Interruption Duration Index (SAIDI) and make
customers and regulators happier in the process.
Itron
offers positive outage detection and restoration notification
capability from every meter in both its ERT-based ChoiceConnect
Fixed Network AMR system as well as its new-generation OpenWay®
AMI system. This means near-immediate outage detection and
restoration notification from every meter under these networks.
This article will focus on how Itron's ERT-based ChoiceConnect
Fixed Network system delivers outage detection capability,
and the innovations we've implemented to ensure that these
systems deliver strong value from an overall outage management
perspective.
System
Overview
The ChoiceConnect Fixed Network PON system is based on the
Itron Fixed Network using the R300 High Power CENTRON meter,
cell control unit (CCU), and Itron Fixed Network Application
Software. The system may also involve multichannel repeaters,
which serve as low-cost network components that forward data
to CCUs, and are deployed to optimize network costs and performance
in certain RF environments.
When an
outage occurs, the R300 CENTRON meter applies a very short
debounce period to filter out momentary outages (flickers)
and then sends three PON messages to the Fixed Network's CCU
collectors. By design, the PON messages are heard at multiple,
spatially-diverse CCUs and repeaters to improve reception
reliability. These messages are time-stamped in the collectors
and alarms are generated by the CCUs and sent with high priority
over the network backhaul to the outage message processor
within Itron Fixed Network Application Software. Here the
alarms are processed in an in-memory database and a further
debounce is applied and redundant messages from multiple collectors
are eliminated. Alarms are then batched into frequent, low-latency
exports to the utility's outage management system (OMS). As
a result, distribution system operators receive detailed,
premise-level data to aid in detection, analysis and restoration
efforts.
Likewise,
upon restoration the R300 CENTRON sends three positive restoration
notification (PRN) messages to the fixed network, and also
sets the restoration flag in the network's interval data message.
The CCU looks for both the PRN and restoration flags, and
generates time-stamped alarms to the fixed network. This combination
of PRN messages and restoration flags has been implemented
to provide the highest possible read reliability of restoration
in order to support utility crews working on restoration in
a particular area. This approach also provides better reliability
in extensive and prolonged outages where the FN collectors
are affected by the outage.
In addition
to the alarm exports to the OMS, batch reports are generated
and sent to a utility system or Itron Enterprise Edition
Meter Data Management system for regulatory reporting purposes.
Avalanche
Control - Managing Alarm Volume During Large-Scale Outages
Since a widespread outage, such as those in Florida or Oklahoma,
can generate large volumes of PON and PRN messages in a short
period of time, the Itron ChoiceConnect FN outage solution
has mechanisms at several levels in the system to successfully
manage the flow of significant alarm volumes. At the CCU,
when the initial PON or PRN messages are received, they are
immediately sent over the backhaul network to provide the
lowest latency delivery at the first indication of outage.
While this first backhaul is taking place, the CCU begins
to buffer and batch delivery of the next set of PON/PRN alarms
that will be sent when the first group is complete. This approach
provides efficient packaging and transmission of large volumes
of alarms.
In the
repeater, a similar "buffer and batch" approach
is used to capture the PON/PRN messages, buffer them briefly,
and then transmit them as a group to the CCUs. With this approach
in a large outage, the repeated PON/PRN messages are delivered
immediately after the CCU has received and processed the PON/PRN
messages it received directly from the R300 meters. This provides
an orderly staging of delivery of messages to and through
the CCU and backhaul.
At the
FN head end, PON/PRN messages are again buffered and batched
for orderly delivery to the utility OMS and mechanisms are
available to allow the OMS to control the flow outage notifications
from the FN collection engine. Also, the matching of PON and
PRN messages to filter out momentary outages is used to scale
down unnecessary traffic to the OMS.
User
Interface
The ChoiceConnect Fixed Network user interface has a parameter
that enables utilities to define the time period an endpoint
needs to be without power before it is reported as a persistent
outage versus a flicker. This setting determines how outages
are defined for system reports and when the event should be
reported to the OMS as a true outage. Itron Fixed Network
Application Software also provides outage duration and momentary
outage reports that give detailed information to system users
following outage events.
The Outage
Duration report lists endpoints that have transmitted outage
and restoration notifications, as well as the duration of
the outage per endpoint. If the system indicates the outage
is ongoing at the time the report is run, those endpoints
still without power will be listed in a separate grouping
on the report. The Momentary Outage report lists endpoints
that have experienced blinks and the number of blinks that
occurred per endpoint.
An On-Demand
Read or Power Verification transaction is available to help
troubleshoot outage situations for customers and utility personnel.
This functionality can be used to determine if power has been
restored to avoid unnecessary truck rolls or to keep a truck
from leaving an area where power is not back to 100 percent
of customers in the area. This transaction can also be of
great help in non-outage situations when a fresh reading from
the endpoint will assist the customer service representative
in discussions with the customer.
The mapping
components of the FN user interface also include an icon that
indicates where a positive outage notification has been received.
The interface also lists the endpoint's outage state and also
has fields available for storing customer account, meter,
premise and transformer numbers, which makes troubleshooting
more expedient.
Summary
The recent maturation of outage detection and restoration
notification capabilities in fixed network AMR and AMI systems
provides utilities with a solid opportunity to not only strengthen
the business case for investment in these advanced metering
systems, but also provides an additional tool and source of
critical data to address key challenges in system reliability,
outage management and customer satisfaction.
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Hosting
Services Offer Utilities a Renewed Focus on Core Business
Strategies
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Do more
with less; intensify workload, while drawing from a smaller
budget; ramp-up productivity with the same limited resourcesby
now we all know the drill. In today's evolving business place,
companies rarely have the option to increase funds and bodies
in response to growth rate. Utilities, like a lot of other
businesses, are subject to the same ideologies, especially
when it comes to IT infrastructure. Hosting services, for
enterprise-wide systems or spot hosting for strategic business
objectives, offer electric, water and gas
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providers
flexible system solutions, allowing for easy navigation of
today's rapidly changing business climate.
In recent
years, the terminology used to describe hosting solutions
in utility settings has changed several times. What was once
called ASP, or application service provider, morphed into
hosted solutions and managed services. A concept that originated
from pure software solutions has migrated to solutions that
involve hardware and software including procurement of server
and hardware, installation and configuration of the solution,
and ongoing system monitoring and maintenance. Simultaneously,
the market witnessed a significant trend favoring meter automation.
The Scott
Report indicates that automated meter reading (AMR) shipments
in North America were up 27.5 percent in 2006. Shipments to
water utilities were up 15.5 percent the same year. With so
many benefits derived from automation, it is only natural
utilities would put precedent on accelerating AMR implementations.
Hosting allows a utility to focus solely on the hardware side
of an implementation, while software installation and security
costs, and associated personnel, can be minimized. In this
way, hosting allows a utility to put greater focus on the
operations aspect of implementing AMR rather than IT infrastructure.
In terms
of value, hosting costs are predictable and controllable,
which means they are easier to budget and plan for. Cost savings
come in the form of freeing up IT staff in relation to basic
system administration which can include additional system
monitoring, database and server maintenance, backups, and
application support responsibility.
Hosting
offers utilities an opportunity to outsource work that falls
outside their expertise, enabling a renewed focus on their
core business strategies. When a utility can focus on their
key business assets, it leads to better risk management, control
and flexibility throughout operational practices.
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New
Probe Takes Guesswork out of Performance and Testing
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Itron
is now partnering with Data Sourcing Technologies to make
available the TruComm Optical Probe. The TruComm Optical Probe
for electricity meters is the first optical probe to verify
"send/receive" communications via bright, easily
read light emitting diodes (LEDs).
This visual
confirmation eliminates the expense of probe testing devices
and assists in troubleshooting communications problems. There
is a red LED to confirm the sending of data and a green LED
to confirm receipt of data between the meter and probe.
The TruComm
Optical Probe works with and is powered by all versions of
the FC200 and G5 handheld computers, eliminating the need
for a separate power
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supply.
The probe can be used with the following Itron software: Premierplus4,
Integrator, FCS and MV-RS®. It is fully compatible with
all electricity meters with ANSI Type ll and OPTOCOM optical
ports, to readily support your meter population. Communication
speeds are 56K for the ANSI standard and 19.2K for the OPTOCOM
standard for fast data transfers.
It has
a rugged design to ensure continued performance in even the
harshest environments, with a temperature range of -20°
F to 140° F.
If you
would like additional information about the TruComm Optical
Probe please contact your Itron account executive.
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