While Kenya is trying to have first national data center at Konza

Geza Ulole

JF-Expert Member
Oct 31, 2009
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Tanzania is to upgrade the current largest data center in EA to a tier a 4 with a completion of Dar-Dodoma-Makutupora SGR! Tanzania has had tier 3 national internet data center since 2017!







MY TAKE
Mind u a second Transmission Line from Dar to Mwanza is being constructed and since the SGR will use high tech signalling and train control ETCS level 2 the data center will have to be linked to NIDC.
 
European Train Control System (ETCS)

Technology
ETCS is the core signalling and train control component of ERTMS, the European Rail Traffic Management System. ETCS continuously calculates a safe maximum speed for each train, with cab signalling for the driver and on-board systems that take control if the permissible speed is exceeded. For ETCS trackside equipment and train borne systems need to be standardized according to the different ETCS levels.

Thales offers a complete portfolio of ETCS solutions for turnkey projects in the same way as for green field or brown field installations. Not only the obvious areas, such as trackside equipment or train borne installations are covered. At the same time we will take care of other horizontal areas such as cyber security or special functionalities besides international specifications. For example DAS, ATO, IP-based radio communication and advanced diagnosis.

ETCS: Signalling Without frontiers - Thales Group
ETCS Level 1
ETCS Level 1 can be easily superimposed on the existing national signalling system and provides cab signalling. Movement authorities can be granted through fixed and switchable Eurobalises. They also send route data to the on board unit. With the received data the maximum speed as well as the breaking curves are calculated at any time. Additionally to Eurobalises it is possible to implement EuroLoop (loop infill) or a radio based solution (radio infill) which continuously transmits data over a longer distance.

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ETCS is installed trackside and train borne. Data is exchanged by spot transmission from track to train via ETCS balises.

ETCS Level 2
ETCS Level 2 is a radio based system which displays signalling and movement authorities in the cab. The train is continuously sending data to the Radio Block Centre (RBC) to report its exact position and direction. Eurobalises are used as passive positioning beacons. Trains refine their position with additional sensors such as accelerometers, odometers or radar.

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Extended level 1, with ETCS data transmission continuous by GSM-R. On the trackside a RBC controls all train movements in the covered area.

ETCS Level 3
ETCS Level 3 is a fully radio based system without any trackside equipment. The Radio Block Centre (RBC) receives positioning of each train continuously and calculates smallest possible train distances at any time. Therefor the track is no longer separated in fixed blocks but split into “moving blocks”. At the same time it is vital that trains guarantee their integrity as there is no trackside equipment available to provide this information. ETCS L3 is currently still under standardization.

etcs-l3-150119-eng.png
Trackside equipment disappeared. Train-location and -integrity do not rely on trackside equipment (signals, track circuits or axle counters) but are handled by train and RBC.

Future Railway Signaling 2033

Solutions

Thales offers a complete portfolio of ETCS solutions for turnkey projects in the same way as for green field or brown field installations. Not only the obvious areas, such as trackside equipment or train borne installations are covered. At the same time we will take care of other horizontal areas such as cyber security or special functionalities besides international specifications. For example DAS, ATO, IP-based radio communication and advanced diagnosis.

AlTrac 6413 TSS

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AlTrac 6413 ETCS TSS is a trackside system for the European Train Control System (ETCS) Level 1. The system fulfils the requirements for train interoperability on European routes and ensures that train movements are properly monitored.
  • Detects signal aspects
  • Calculates signal information
  • Transmits the appropriate ETCS telegram to Eurobalise / Euroloop
AlTrac 6481 RBC

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The AlTrac 6481 RBC is a compact solution for all kinds of traffic like High Speed, Mainline, Urban or Freight. It supports the seamless integration to all kinds of interlockings available now or new infrastructures or other NRBC providers. The RBC increases train frequencies through ETCS L2 and also offers a seamless integration with other OBU providers. Its design protects invest by easy integration, high scalability from small to large topologies and the integration of leading edge technologies.

AlTrac 6415 OBS

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The AlTrac 6415 OBS is a highly integrated system for ETCS L1 and L2 which offers interoperability on European lines. The fully automatic speed control and supervision as well as the complete cab signalling and the advanced displaying of information on signal aspects and speed limits to the driver are key features. Thanks to the standard bus system the connection is flexible and can be connected to national STM systems.

References
Spain - ADIF
High-speed rail network Design and installation of ETCS Level 1 and Level 2 signalling and communications systems to support expansion of Europe’s biggest high-speed network. Since 1992, Thales has also provided corrective, preventive and predictive maintenance covering signalling and telecommunications systems on Spain’s high-speed and conventional rail networks. More

Benefits of this solution:
  • Increased speed and capacity
  • Expert maintenance support
  • Guaranteed alignment with latest technology
Denmark
Thales equips 1.200km line with 112 station, which represents half of Denmarks rail network with ETCS L2. This is one of the largest re-signaling contracts ever awarded. More

Benefits of this solution:
  • Increased punctuality and capacity
  • Lower OPEX
  • Latest communication technology, handled over IP-connections
Saudi Arabia – NSR
2.400 km tracks equipped for freight and passengers with communication, control and signaling for ETCS L2, which is key for the development of infrastructure in the kingdom. More

Benefits of this solution:
  • Massive increase of capacity
  • Turnkey delivery for the whole rail operation system
South Korea
Upgrade of 170 km of non-electrified single track lines to ETCS L1 plus establishment of interoperability with existing ETCS L1 lines. More

Benefits of this solution:
  • Extremely short implementation time
  • Increase of line-speed to 200 km/h
  • Increase of capacity – headway reduced to 4 min
Switzerland - Gotthard-Basetunnel
Equip the longest railway tunnel in the world (57 km), the Gotthard-Basetunnel with ETCS Level 2 train control and shift a relevant part of the traffic from street to track. More

Benefits of this solution:
  • Control more the 300 trains per day in 2 separate tubes
  • Increase of line-speed from 140 km/h to 250 km/h
  • Decrease the travel time from Milano to Zurich by 1 hour (about 30%)
Switzerland - SBB
Loetschberg base tunnel ETCS Level 2 signalling, interlocking and integration for the world’s longest high-speed land tunnel. More

Benefits of this solution:
  • Rebalance transport modes and shift road traffic to rail
  • Operational conflicts reduced to optimise throughput
  • Energy savings
Discover more references in our app "On the move" (optimised for tablets).

Benefits

Customer focused innovation for business performance
Our onboard and trackside systems continuously control your train movement with minimized headway in order to achieve higher performance, improved track utilization and greater passenger service frequency. They are based on the ERTMS system that is successfully deployed worldwide.

Maximizing revenue through interoperability
Harmonizing train control is the key to foster railway transport system competitiveness in Europe. ETCS implementation will increase railways operators’ operational performance through enhanced capacity and speed, enabling them to expand their share of freight and passenger business in an expanding market. ETCS enables to strongly decrease the traffic congestion caused by persistent bottlenecks, missing links and lack of interoperability.

Increasing Safety and Security
Safety is the primary business of Thales. All of our solutions focus on ensuring the safe operation of your railroad. Our Train Control solutions provide full Automatic Train Protection capability based either on the ETCS standards or the, well-proven, LZB system.

Improving Customer Services
By integrating our ATC (Automatic Train Control) systems with modern interlocking technology and advanced management operation centres, the customer is able to offer attractive services for rolling stock operators (the transportation of goods) as well as for passenger traffic (economically attractive services to a liberalized market). The Thales solutions automate the daily work of all personnel of the railway companies to continuously improve the overall performance of the system.



European Train Control System (ETCS) | Thales Group
 
Tanzania is to upgrade the current largest data center in EA to a tier a 4 with a completion of Dar-Dodoma-Makutupora SGR! Tanzania has had tier 3 national internet data center since 2017!







MY TAKE
Mind u a second Transmission Line from Dar to Mwanza is being constructed and since the SGR will use high tech signalling and train control ETCS level 2 the data center will have to be linked to NIDC.

Wow. Wewe Mtanzania umenifunza kitu kipya kuhusu nchi yangu leo. Sikujua kwamba data centre ya konza imeanza kazi.
 
Heheeheehe inachooma kama pasi hehee
Ivi kwa nini hamtaki kuamini
Yaani naona ona EMU ya aina hii hebu angalia 6 wagons kama Kamwele alivyosema.

Plse compare n contrast

At a 1/3 of the price of SGR Kenya



VS

At 3 times price of SGR Tanzania
 
Yenu kutoka Korea kusini sio advanced kama hio uliyopost.
Yaani naona ona EMU ya aina hii hebu angalia 6 wagons kama Kamwele alivyosema.

Plse compare n contrast

At a 1/3 of the price of SGR Kenya



VS

At 3 times price of SGR Tanzania
 
Umeona ya Nigeria? Ni moto sana. Na imetoka China. Kwa hivyo hata sisi tunaweza upgrade yetu tukipenda kufanya hivyo.
Tatizo lako kijana huna ujuzi wa mambo
Technology ya high speed train kutoka china zimejengwa na akina nani.
Nakupatia hiyo task.
China more than 50% wana fanya assembling.
 
Tatizo lako kijana huna ujuzi wa mambo
Technology ya high speed train kutoka china zimejengwa na akina nani.
Nakupatia hiyo task.
China more than 50% wana fanya assembling.
Uongo. China wanajenga electric train. Mimi sio mtu wa kudanganyika kirahisi hivyo.
 
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