Press Release: GIT and
SecuSystems use
SerVision’s advanced video
compression technology to
cut illegal mining incidents
in Ghana, Tanzania by 50%
September 2014
In Ghana and Tanzania, incidents of illegal mining have been cut by more than
50% for one pan-African mining company. The use of Thermal Imaging cameras
in security vehicles and at high sites, along with the capability to record and view
each incident live – from ground zero or control rooms in Johannesburg, South
Africa – has revolutionised handling of these incidents.
Says Charles Harrison, technical business consultant at SecuExport and
SecuSystems, a provider of turnkey security solutions for the mining sector:
“Managing illegal mining is a major challenge at mines. It is not just about the
theft of valuable ore, illegal mining presents a safety hazard, especially around
large opencast pits. Without the right equipment and safeguards, any mistake
could be fatal, halting production but also potentially putting employed mine
workers at risk. The use of SerVision MVG400 mobile Digital Video Recording
(DVR) and streaming solutions in mine security vehicles has swung the balance in
our favour, however.”
The MVG400 mobile recorders, acquired form Graphic Image Technologies (GIT),
the regional representatives of the SerVision range, enable streaming of live
footage from four cameras mounted in and around the vehicle over cellular (3G)
or wireless connections using compression technology. This enables
transmission of video at four frames per second (4fps) at data rates as low as8
Kilobits per second (Kbps). What this means is that security personnel are no
longer fumbling in the dark.
Says Harrison: “Typically, security personnel would receive an alert from an
onsite control room who may have spotted an intruder via thermal cameras
mounted at high sites that have a 9km range with Flir Thermal CZ602 Cameras.
Security personnel would then go out to conduct a general area search, often in
pitch dark, facing the risk of ambush. Now, because of the low bandwidth
requirement to view footage, they can use a screen mounted in the vehicle, their
cell phones or other handheld devices to identify intruders from inside the
security vehicles via the cameras (including Thermal cameras) mounted in and
on the vehicle. The benefits are immense: intruder capture rate has improved
and the risk for security personnel is lower. In addition, because all footage is
recorded, the client can ensure that the entire incident – from capture to hand-
over of the intruder – is handled strictly according to security policy.”
Says Harrison: “We now have 18 vehicles equipped with this technology in Ghana
and Tanzania. It has helped cut illegal entry at these sites by over 50 percent. The
first solutions were installed over 18 months ago as part of a holistic solution
developed for the client. This is the first application of this technology in Africa
for the mining industry. Given the success of this solution, the client is now
considering installing thermal cameras along with the SerVision DVRs on
automated vehicles used in the mine to enhance safety measures.”
Notes Laurence Smith of GIT: “The SerVision range of solutions truly changes the
rules of the game by bridging the communications infrastructure hurdle that
remote locations typically present. With its advanced compression technology it
enables live video transmission over cellular and other low bandwidth networks,
making remote surveillance possible from a central location anywhere in the
world … even via a mobile device.”
How much compression? Smith puts it into perspective: “In real terms, a
standard CCTV camera may record at anything from three to 30 frames per
second, requiring up to 1 Megabytes per second (Mbps) to feed this video stream
to a control room or other location. Compression of a video stream to 4fps at
8kbps means you can stream surveillance from 100 cameras over a 1 Megabyte
(MB) link relatively easily. And with the SerVision technology it can be a cabled,
wireless, cellular or satellite link … and there is no loss of quality. The footage
from the cameras is stored on the server and can, on demand, be played back at
higher resolutions for viewing onsite or remotely on a PC, smartphone, laptop or
tablet PC.”
In addition to the SerVision MVG400 mobile DVR/streaming solutions, the mining
client has opted for SerVision’s SVControlCenter and the SerVision Network Video
Recorder (SNVR). The SVControlCenter is an enterprise-level management
system for control centres that can monitor up to 5,000 SerVision Video Gateway
units. Operators stationed in control rooms can use the system to view live and
recorded video from multiple sites, locate and monitor fleets of commercial
vehicles, and receive immediate notifications about circumstances that require
their attention. The SNVR units make ideal management centres for SerVision
systems. SVBackup, which is part of SNVR, is a configurable client application that
automatically connects to SerVision video gateways (in this case the MVG400
DVRs) through their IP addresses, downloads recorded video from them, and
saves the video in files in the file system of the SVNVR unit.
About Graphic Image Technologies
Graphic Image Technology (GIT) was formed in 1991 and specialises in remote
CCTV and control room technologies as well as broadcast technologies including
video playout, compression and transmission. The company targets
organisations that require CCTV technology and broadcasting companies with its
solutions, delivering technology that has been specifically chosen due to its
quality and best of breed status. The company features a level 2 BBEEE status.
Editorial contacts:
Graphic Image Technologies
Laurence Smith
Executive
Tel: 011 483 0333
Email: laurence@git.co.za
Secu-Exports
Charles Harrison
Managing Director
Tel: 011 794 7834
Email: Charles@secuexports.com
Evolution PR
Lesley Rencontre
Tel: 011 462 0679
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