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WSI Lightning Data Products and Services WSI Lightning Data

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					Lightning Data in Action                                                                                                                               WSI Lightning Data Products and Services
WSI’s aviation clients proactively manage
critical weather events including local
and global lightning, improving
operations and reducing costs on an
ongoing basis. Lightning contributes
essential information to the WSI suite of                                                                                                                 United States Precision Lightning Network
aviation products and services, including
pilot briefing, operations management,
                                                                                                                                                          North American Precision Lightning Network
and ramp alerting/personnel safety.
Complete stroke data ensures every event
detected that might affect lives or                                                                                                                                Global Lightning Network
equipment is captured and made
available.
                                                                                                                                                        WSI offers our lightning-sensitive clients the highest quality and accuracy products and
                                                                                                                                                        services from lightning detection networks spanning the globe. WSI is pleased to count
                                                     Flight operations in WSI Fusion™ facilitated by current weather conditions including global        among its customers many of the leading organizations in the media, aviation, energy/
                                                        infrared satellite imagery and real-time lightning from the Global Lightning Network.
                                                                                                                                                        utility, government and consumer markets. In addition, WSI reaches thousands of end
                                                                                                                                                        users through our high-visibility Lightning Value-Added Reseller partners. Our custom-
                                                                                    Lightning data plays an important role for energy,                  ers and resellers have thoroughly evaluated the capabilities of the market offerings,
                                                                                    renewable resources, and utility customers who                      performing extensive due-diligence and objective comparisons before selecting WSI’s
                                                                                    need to balance asset utilization, safety, and
                                                                                                                                                        lightning data to meet their business critical requirements.
                                                                                    operational efficiency. Real-time lightning is a vital
                                                                                    part of making life- and cost-saving decisions,
                                                                                    decreasing outages and increasing response time.
                                                                                    Forensic data helps optimize resource planning and                                        The United States Precision Lightning Network ™, USPLN™, is an advanced lightning
                                                                                    equipment failure analyses.                                                               stroke detection network that has been providing real-time and archive lightning data
                                                                                                                                                                covering the continental United States since its inception in 2004.
                                                                                   Analysis of historical lightning-active
                                                                                   areas assists with resource planning                                         The USPLN was created in response to customer demand for an alternative lightning detection solu-
                                                                                           and implementation.                                                  tion. From the start, the objectives of the network were to provide the highest level of accuracy and
                                                                                                                                                                efficiency for operational and consumer needs, while ensuring this critical information could be ob-
                                                                                                                                                                tained at a lower price point. The end result has exceeded these goals, revolutionizing the lightning
                                                                                                                                                                market place.


WSI helps clients deliver
                                                                                                                                                                             As the needs of our customers have grown, so have WSI’s lightning capabilities. With the
outstanding on-air, online, and                                                                                                                                              availability of the North American Precision Lightning NetworkSM (NAPLNSM), WSI brings
mobile content with the types of                                                                                                Current lightning
                                                                                                                                data enhances the
                                                                                                                                                                the same high quality lightning information to customers with international interests.
immediate information that touch
                                                                                                                                weather story in WSI
lives every day. Media and
                                                                                                                                TruVu Titan™, a
                                                                                                                                                                The NAPLN builds upon the success of the USPLN by incorporating additional sensors in Canada,
interactive products containing real-                                                                                           powerful interactive            Mexico, Central America, the Caribbean and northern South America. While the USPLN does provide
time lightning inform and notify with                                                                                           tool for presenting
compelling clarity, visual impact,                                                                                                                              coverage beyond the continental US borders, the combined total of 150 sensors in the NAPLN ensures
                                                                                                                                severe and
and urgency. The timeliness and                                                                                                 disruptive weather              the highest levels of accuracy and efficiency in these newly expanded areas. This increased geographic
accuracy of lightning data ensure                                                                                               information.                    and market reach means customers can get lightning wherever their businesses take them.
WSI’s tools, information and images
tell the disruptive weather story our
users demand.
                                                                                                                                                        Broad Coverage • Fast Flexible Delivery • Complete Stroke Data • WSI Reliability • Adaptable Business Terms

                         Visit www.uspln.com or contact us at uspln@wsi.com / 978-983-6648
                              USPLN and United States Precision Lightning Network are trademarks of TOA Systems, Inc.
                                  NAPLN and North American Precision Lightning Network are service marks and
                                 GLN and Global Lightning Network are registered trademarks of WSI Corporation.
                                                                                                                                                                       The Global Lightning Network® (GLN®) is
Lightning Network Technology
                                                                                                                                                                       comprised of TOA Precision Lightning Sensors             Partnership Protecting People and Property with
The USPLN, NAPLN, and GLN are a partnership of WSI Corporation, a leader in state-of-the-art weather-driven                                                                                                                     Lifesaving Lightning Detection
                                                                                                                                                      strategically located at hosting sites throughout the world.
business solutions, and TOA Systems, Inc., a preeminent manufacturer of integrated lightning detection and                                                                                                                      WSI has developed important global
warning systems. TOA Systems lightning location technology is proven in operational systems throughout the                                            Lightning data and services from the GLN support critical
                                                                                                                                                                                                                                partnerships with organizations such as the
globe.                                                                                                                                                business requirements in global locations where lightning has             Centre of Excellence on Lightning Protection
These full stroke detection networks are exclusively based upon TOA Systems Precision Light-              Time-of-Arrival vs.                         significant economic and safety consequences. For instance,               (CELP) at Universiti Putra Malaysia (UPM),
ning Sensors™, which utilize time-of-arrival (TOA) technology (see side bar). Each sensor           Magnetic Direction Finding                        international resort facilities, mining operations and offshore           placing lightning sensors in Malaysia,
system consists of a GPS receiver antenna, stroke antenna, and sensor receiver chassis. Data    The Precision Lightning Sensors in the                drilling sites in key deployment areas rely upon the                      Bangladesh and other Southeast Asia countries to
from the sensors is relayed by internet to primary and backup processing centers in Andover     WSI networks have very liberal siting                                                                                           significantly improve lightning efforts in these areas.
                                                                                                                                                      capabilities of the GLN as part of their personnel and
MA and Melbourne FL to ensure full redundancy of information.                                   criteria as they do not monitor                                                                                                 WSI worked with Dr. Mohd Zainal Abidin Ab Kadir,
                                                                                                                                                      equipment safety management practices.                                    chairman of the Centre of Excellence on Lightning
In a time-of-arrival based system, timing is a critical part of the receiver. The lightning re- magnetic field signals. The TOA
                                                                                                                                                      The sensitivity of the TOA sensors also means lightning can               Protection, and professor at UPM’s Department of
ceiver uses commercial GPS timing as a reference and the sensor users a high frequency          technology is unaffected by buried or                                                                                           Electrical and Electronics Engineering, to help grow
source that makes the timing more stable, accurate and increases the resolution. Timing is      overhead power lines and other                        be captured from great distances, allowing the Global                     the GLN in this area. Dr. Kadir is a world-renowned
constantly monitored and corrected, resulting in more accurate lightning locations.             sources of electromagnetic field                      Lightning Network to provide awareness of lightning activity              expert in lightning safety and protection.
The TOA Precision Lightning Sensor includes broadband receiver capabilities to detect a         anomalies which can make site                         across expanses of land and water. WSI’s aviation clients                 “Malaysia and Bangladesh are among the countries
substantial amount of lightning energy and allow the system to distinguish between cloud-to-    selection and preparation very costly                 with global routes utilize data from the GLN as part of their             with the highest lightning densities in the world,”
ground strokes (CG) and cloud (CL) lightning events. Due to very high sensitivity, the sensor   and can degrade signal quality.                       enhanced weather information to enable better decision-                   stated Dr. Kadir, “and through this collaboration, I
can easily differentiate CL signatures; however, the comparatively weaker peak voltages re-                                                                                                                                     believe this will help in improving the research and
                                                                                                                                                      making both en route and on the ground.
ceived at the antenna and the ef-                                                                                                                                                                                               knowledge dissemination to the public. It is a
fects of propagation delays over                                                                                                                      WSI began deployment of the Global Lightning Network in                   tremendous effort from WSI and UPM/CELP”.
longer distances cause CL signal                                                                                                                      2007 to meet the demands of
strength thresholds to be lower
than for CG strokes. Providing
                                                                                                                                                      our customers with interests
some CL data improves the overall                                                                                           CG stroke                 outside of North America.
                                                                                                                        detection efficiency
picture of storm activity and allows                                                                                   is greater than 95%
enhanced analysis of storm devel-                                                                                          for all of the                  The coverage of the Global
opment and decay.                                                                                                       continental United                 Lightning Network continues
                                                                                                                                          States              to increase as additional
USPLN detection efficiency is at                                                                                                                             sensors are deployed and
least 95% for CG strokes and be-                                                                                                                           the technology is enhanced
tween 10-15% for CL events. CG                                                                                                                                  to ensure the highest
stroke and CL location accuracy                                                                                                                                detection efficiency and
                                                                                                                                                            location accuracy. In many
are better than 250 m throughout
                                                                                                                                                            areas, GLN performance is
most of North America.                                                                                                                                      greater than 80% detection
                                                                                                                                                             efficiency and 1 km mean
                                                                                                                                                                  location accuracy.


Overview of Lightning Data Products                                                                                                                How Fast is Fast?
Lightning data products from WSI provide a variety of capabilities and address diverse user and market requirements.                               Real-time streaming lightning stroke data from each of the networks can be available for internet delivery in as soon as 15
                                                                                                                                                   seconds from detection. Upon receipt of detections from the sensors, the central processing servers wait for a short amount of
     Parameter       Definition                  Options                                 Details                                                   time to ensure maximum redundancy and information quality prior to computing or rejecting a solution. The database stores
     Latency         Time delay from             Real-time (<=1 minute)                Alerting, safety                                          the sensors’ detection time and the time of the solution calculation, the difference in which normally ranges from 11 to 20
                     detection of strokes to     Near real-time (1-5 minutes)          Operations, awareness                                     seconds. Data is then disseminated to users based on communication architecture (IP, satellite).
                     user availability of data   Delayed (15 minutes, 24 hours)        Meteorology, storm tracking
                                                 Archived (>24 hours)                  Claims, forensics, planning, R&D                          The data in the table below compares the time the event was detected according to the sensors, the time the solution was
     Coverage        Area for which lightning    Small (1mi x 1mi) to large             Any                                                        available for a client to receive, the time a database process at WSI ingested the data for display to external clients, and the
                     data is received in         (global); any geo-political area                                                                  difference between detection time and ingest/display time (mean time of thousands of records was <28 seconds).
                     square mi/km, usually       such as zip/postal code, county,
                     in a rectangular shape      state/province, country, continent                                                                                                       Client Available   Client Ingest/
                                                                                                                                                              Stroke Time (UTC)                Time          Display Time     Difference (Sec)     Latitude      Longitude
     Delivery and    Data communication          Binary stream - Internet, satellite   Minimum latency, socket connection
     Format          protocol and file           CSV / TXT / XML* - Internet           Easily read and integrated, HTTP, FTP, LDM                                  12:37:52.0                 12:38:11.0       12:38:20.5            0:00:28       35.823        -94.0431
                     arrangement                 SHP / KML* - Internet                 Map-software specific uses, HTTP, FTP, LDM                                  12:37:52.0                 12:38:11.0       12:38:20.5            0:00:28      12.6502        -82.9698
                                                 Image / documents* - Internet         Summary and verification reports, e-mail, HTTP
                                                 *some built-in latency                                                                                              12:37:52.0                 12:38:11.0       12:38:20.5            0:00:28      35.8204        -94.0349
                                                                                                                                                                     12:37:53.0                 12:38:11.0       12:38:20.5            0:00:27      14.5061        -95.4166
     Licensing       Usage and distribution      Single User                           One user on one computer
                                                 Single- or Multi-Workstation Site     Multi-user, one or multiple workstations per facility                       12:37:53.0                 12:38:11.0       12:38:20.5            0:00:27      14.4927        -95.4241
                                                 Enterprise                            Unlimited users within the organization                                     12:37:53.0                 12:38:11.0       12:38:20.5            0:00:27      25.9046         77.6694

				
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posted:10/21/2011
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