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February 2009

January 2009 and Older


ZigBee European Smart Energy Forum

The ERA, a number of its' members and other members of the LCDG were present at the ZigBee event in Dublin on 13th February 2009.

Presentations
The very interesting video from Gotebug Energi is not yet available, and the presentation list is still incomplete:
An information CD was available on the day, and the relevant papers can be downloaded (click on the Links or use file browser below):

Background to the ZigBee Alliance
ZigBee Tutorial
ZigBee Member List
Guide to the Smart Energy Market

Success Stories


Daintree Networks with ZigBee, Teaming Up to Certify Smart Energy. The world is facing astounding population growth with our current population at 6.6 billion and a forecast of 9.2 billion people on the earth by the year 2050. With this huge population growth comes an unprecedented demand for energy. This challenge has utilities initiating new business plans and strategies that will address energy needs not for just five or 10 years, but 50 years down the road. One such strategy is the implementation of standards-based, certified systems that provide for smarter, more efficient energy use.

Energate Implements ZigBee Smart Energy to Balance the Needs of Utilities and Empower Consumers. Around the world, energy markets are being stressed to their limits during peak demand periods. Fluctuating power flows and increasing price volatility add to the unease about future energy supply security and also increase the potential for a system reliability disaster. To reduce peak energy consumption and the risk of taxing the existing power infrastructure to the point of blackouts, many energy services companies are investigating how to provide their consumers with demand response programs. Energate, a leading provider of home energy management controls, systems, and services for the energy, HVAC, and home automation markets is now offering a solution with its ZigBee® Smart Energy Certified Pioneer Z100 smart thermostats.

AlertMe.com and ZigBee: 21st Century Home Security and Awareness
. AlertMe.com wanted to create a modern security system addressing the needs of the 21st century consumer. The key to their new system is the use of the modern communication technologies already present in the majority of homes to alert the resident of a security breach. Since a majority of homes now have an always available broadband connection, AlertMe uses this as the base communication line between the home and AlertMe.com. Since almost everyone now carries a mobile phone, this mobile communication line completes the link, allowing automatic communication between home and resident almost anywhere in the world. But the innovation behind leveraging existing communication channels needed something else, and this is where ZigBee® provided the perfect solution.

Comverge and ZigBee: Helping Utilities Define the Clean Energy Sector. The 21st century has brought with it numerous challenges and also many opportunities for the utility industry. More stringent environmental laws along with a growing preference for clean energy fuels have created a strong focus on clean energy. And, while the utility industry shares a common goal — making more power while producing less carbon dioxide — there is no single simple solution. Many utilities have begun including several elements of green energy in their power portfolios including promoting energy efficiency. Instead of building new transmission corridors or additional peaking plants, utilities are now focusing some of their efforts and investments on demand response programs.

ZigBee and Develco Enable Energy Management and Efficiency
A new world of possibilities in energy efficiency exists today because of wireless communication. Over the years, the number of digital devices in homes and businesses has multiplied. With the increased number of devices came increased awareness that many of these devices, appliances and systems are unable to communicate with one another.

Itron and ZigBee: Energy Solutions That Combine Reliability and Efficiency
A recent report from the International Energy Agency indicates that if government energy policies do not change, global primary energy demand will grow by 1.6 percent per year from 2004 to 2030. Worldwide electricity demand will rise to 30,116 billion kilowatt-hours in 2030, more than double the 2003 level.1 Today, ZigBee® is addressing global concern for substantially improved energy efficiency through an open and interoperable standard for demand response, energy management and metering services. This approach will increase energy efficiency in homes, commercial buildings and industrial facilities around the world.

Landis+Gyr and ZigBee Advanced Metering for the Intelligent Electric Grid
In 2000, Californians found out the hard way what it was like to face rolling blackouts every day. In the wake of the 1996 deregulation of its utilities market, California’s residents and commercial sectors endured the reality of a long, hot summer as rolling blackouts plagued the state. While not only a nuisance and an inconvenience, the blackouts temporarily slowed one of the world’s largest economies and had strong political repercussions. Many individuals may think rolling blackouts are a thing of the past, but they actually give us an ominous indicator of our future if global energy efficiency programs are not implemented soon.

White Papers

ZigBee WiFi Coexistence - Schneider Electric's investigations suggest that WiFi today does not constitute a threat to satisfactory ZigBee communications in real residential environments.
ZigBee and Wireless Radio Frequency Coexistence - ZigBee is seeing broad adoption by industries which demand products based on standards that deliver long-term stability and feature a solid and competitive supply chain.



Older Papers and Links

Please note there are several papers attached to the bottom of this page.

Comprehensive (and technical) comparison of 802.15.4 chips at Freaklabs website. Compares silicon from Atmel, Freescale, TI, OKI & UBEC.

Paper from Daintree Networks on Robust ZigBee Networks

June 08 Presentation by Frauhofer Institute on Smart Metering with ZigBee, showing prototype and products to deliver connectivity in a one-stop communications box.


Good introductory e-learning type introduction to ZigBee concepts and applications by Jennic.
ZigBee - Local Communications Development

Article by Texas Instruments discussing the potential for ZigBee in low power wireless networks.

Techworld interview with the Chair of the ZigBee Alliance, giving a good overview of a number of topics.

Very snazzy flash animation from Texas Instruments explaining ZigBee in Domestic and Commercial applications.
ZigBee Flash Animation

Image below shows ZigBee Network Topologies
(C) ZigBee Alliance


sjharrison
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Latest page update: made by sjharrison , Feb 23 2009, 6:46 AM EST (about this update About This Update sjharrison Edited by sjharrison

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david.egan@ember.com ZigBee summary 10 Jul 2 2008, 5:06 AM EDT by Anonymous
Thread started: Jun 12 2008, 11:46 AM EDT  Watch
To wrap up some of the information here, from reading the other submissions on this site, I suggest that it could be concluded that ZigBee is the only totally suitable solution for ERA / SRSM local comms and nothing I have seen so far suggests otherwise.

Here are some of the reasons;

1. It is the ONLY technology being considered that is currently an open standard, with multiple independent implementations of silicon and software stacks in the market and in products today.

2. It is the ONLY technology considered that is designed for and has already been used for both local communications and last mile AMR communications.

3. It has a defined and proven interoperable Smart Energy application profile specifically for Smart Metering, with 15 end products already certified by the ZigBee Alliance, including a number of meters, in home displays, thermostats and load controllers.

4. There is real competition and innovation among many of the 19 ZigBee compliant platforms, which is driving performance up and cost down, and making it future proof, which is a goal of the ERA.

5. It has a very strong security mechanism, starting with AES 128-bit encryption in many cases implemented in hardware, right through to rolling network keys, application link keys and public key encryption with digital certificates, all part of the ZigBee PRO and Smart Energy specifications.

6. Operating at 2.4GHz, it has 16 channels available which can be used to structure and separate networks, increase available bandwidth and secure networks against interference.

7. It is based on the IEEE 802.15.4 standard for MAC and PHY, solidifying it as a standard platform.

8. It is supported by some of the largest meter manufacturers in the World.

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bgrohmann ZigBee summary ??? 0 Jul 1 2008, 11:08 AM EDT by bgrohmann
Thread started: Jul 1 2008, 11:08 AM EDT  Watch
Dear all,

Obviously, I consider the "summary" and conclusion from David Egan as a little premature.
Or are we all wasting our time and money in this project if the answer is so clear?

What happened to the hype of ZigBee in the telecommunication industry 2 years ago?
Why did the massive use of ZigBee chips on GSM SIM cards did not happen?
Wasn't there also the statement that interference and RF overall would not be an issue?

Why did practically all industrial users moved away from ZigBee?
Why do we have competing efforts in this space from ISA SP100, Wireless Hart, and the IETF (!)?
Which Promoters have left ZigBee?

Which other industry is left *potentially* using ZigBee?
Isn't "ZigBee" largely referencing proprietary use of IEEE802.15.4 to appear large and healthy?

Does Ember or the ZigBee alliance guarantee there won't be interference issues from WLAN?
Also not in the future? Really ignore the simulations that were done by the founder of Ember?
Would you believe it's safe for your daugther to ride a bike on a three-lane freeway if someone explains you how this *could* be done?
Or would you rather tell her to go and use the bike path on the side?
Who is ready to bet his career and say that 2.4 GHz will not suffer heavily from interference?

Was there ever a ZigBee version that is backwardward compatible to the previous version?
Could we afford to swap the ZigBee stack every year?

Did anyone look at the level of complexity imposed by ZigBee's security "solution"?
What will be the cost impact on suppliers and device manufacturers over the product's lifetime.

Who owns IP in the ZigBee radio, stack, and the "Smart Energy" profile?

I guess I could keep adding questions.
However, I'd rather suggest we all continue to work in the project in a systematic fashion.

Cheers
Bernd

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david.egan@ember.com ZigBee Smart Energy Certification 2 May 30 2008, 11:58 AM EDT by david.egan@ember.com
Thread started: May 19 2008, 6:14 AM EDT  Watch
The ZigBee Alliance has just completed its first batch of certification of products for the ZigBee Smart Energy profile.

There are now 15 products of various sorts (meters, in-home-displays, thermostats, portals) now certified to the ZigBee Smart Energy profile, with a further 4 test and reference applications also certified. We anticipate that following this initial group, there will be many more certifications in 2008.

The list of ZigBee Smart Energy certified products and companies can be found on the ZigBee.org web site here;

http://www.zigbee.org/en/certification/certified_products_zse.asp
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Powerpoint Presentation AMI-Vic(DOI)Jan 2008_Holley.ppt (Powerpoint Presentation - 1,100k)
posted by david.egan@ember.com   Jun 3 2008, 11:09 AM EDT
Presentation by a consultant on the process gone through by Victoria in Australia around selection of technologies for HAN and AMR.
Powerpoint Presentation Ember-Smart Meters and Home Automation.ppt (Powerpoint Presentation - 1,488k)
posted by david.egan@ember.com   May 31 2008, 3:01 AM EDT
Ember VP of Marketing's presentation on Smart Energy and Home Automation to a conference in California in May 2008
Adobe Portable Document Format www.metering.com | Device authentication service for ZigBee smart energy devices.pdf (Adobe Portable Document Format - 336k)
posted by david.egan@ember.com   May 30 2008, 11:37 AM EDT
Printout of Certicom announcement regarding ECC on Metering.com
Adobe Portable Document Format 084853r00ZB_MWG-First_Certified_ZigBee_Smart_Energy_Products_Announced.pdf (Adobe Portable Document Format - 90k)
posted by david.egan@ember.com   May 19 2008, 10:14 AM EDT
ZigBee Announcement 29 May - Smart Energy Certified Products
Word Document Dear ZigBee Alliance Supporter.doc (Word Document - 24k)
posted by JohnCowburn   Apr 25 2008, 5:50 PM EDT
Details of the recent ZigBee Smart Energy Webinar
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