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Alstom Metropolis | |
---|---|
Manufacturer | Alstom |
Constructed | 1993–present (rubber-tyred) 1998–present (conventional steel wheel) |
Specifications | |
Traction system | Alstom ONIX or OPTONIX IGBT–VVVF |
Electric system(s) | |
Track gauge |
The Alstom Metropolis is a family of electric multiple units designed and produced by the French rolling stock manufacturer Alstom. It is designed for high capacity rapid transit or metro rail infrastructure systems. Trains can be run in various configurations, the length alone varying between two and ten cars; it is also suitable for both manned or unmanned operations.
More than 4,000 Metropolis cars have been manufactured, the type is reportedly in service with 50 operators distributed around the world. [1] Cities operating the Metropolis include Singapore, Shanghai, Budapest, Warsaw, Nanjing, Montreal, Buenos Aires, São Paulo, Lima, Santiago, Barcelona, Guadalajara, Istanbul, Santo Domingo, Chennai, Kochi, Dubai, Lucknow, Sydney, Amsterdam, Xiamen, Hanoi, and Riyadh.
Alstom's Metropolis family of electric multiple units is highly adaptable; the basic body can significantly vary in size between small, medium and wide configurations to meet a variety of client's needs. A typical trainset is deployed in two to six car arrangement. [1] The Metropolis has been designed to be both flexible and reliable, incorporating a high level of technology to do so. It has been designed for a maximum speed of up to 120 km/h (75 mph), which has been deemed to be sufficient for its use on mass transit systems. [1] The propulsion system incorporates the ONIX (ONduleur à Intégration eXceptionnelle) or OPTONIX VVVF drive with IGBT transistors that control asynchronous 3-phase alternating current (AC) traction motors. Amongst other abilities, this arrangement enables regenerative braking, reducing the train's energy consumption. [1]
It can be configured to operate as part of an entirely automated driverless system, enabling the train to have unattended train operation (UTO) functionality. [1] To achieve this, Alstom typically offers the Metropolis as one element of a complete turnkey system, including the trainset itself along with the signalling system, track works and services. Several operators have procured the train in such a configuration, including the Sydney Metro (Australia's first fully-automated rail network) and the Budapest Metro (the first automated metro line in Central-Eastern Europe). [1]
The car body is highly adjustable, being composed either of aluminium or stainless steel, while the width can range from 2.30–3.2 m (7 ft 6+1⁄2 in – 10 ft 6 in) and the length from 13–25 m (42 ft 7+3⁄4 in – 82 ft 1⁄4 in). [1] It can be fitted with either steel wheels or rubber tyres, depending upon the customer's requirement. As standard, each Metropolis features a trainborne Ethernet backbone, providing resilient broadband communications for subsystems, including security apparatus, an optional public address system, and passenger information equipment; these are organised into integrated modules within the onboard security and communications subsystems. [1] For ease of maintenance, the Metropolis is compatible with an internet-delivered TrainTracer tool, which monitors major components of each train and can display condition information in real-time to depots and operational control centres alike. [1]
The interior can also be customised as per customer requirements. [1] Optional features include closed-circuit television (CCTV), wider seats, additional grabpoles, more space around the doors, wheelchair space and equipped with electronic displays – the latter is typically used to depict journey information, safety messages and advertisements. The size of the doors can be customised along with the width of the gangways, while a modular seating arrangement is typically installed. [1] A specialised glass named Climavit is used for the windows, it is supplied by the French manufacturer Sekurit Saint-Gobain; amongst its claimed benefits is a reduction in the typical internal noise level by five decibels.[ citation needed ]
During July 2006, OPRET signed an initial contract for the supply of 19 Metropolis trainsets to equip the first line of the Santo Domingo Metro with Alstom; these were configured to be nearly identical to the 9000 series on the Barcelona Metro save for the livery applied. [2] In January 2011, an order was announced for a further 15 Alstom trainsets for Line 2. [3] During March 2012, the first trainsets for the second line were delivered to the operator. [1]
Alstom secured a $253m (€200m) order in February 2010 from GVB for 23 six-car Type M5 Metropolis trainsets for the Amsterdam Metro. Three years later, this was followed by a supplemental order, valued at €42m ($53m), for five more trains. [1] Each being configured to carry up to 1,000 passengers, they have replaced all of the legacy M1-M3 sets on the East Line as well as increased overall capacity, being used on all routes except Route 51. [4]
During March 2012, Singapore's Land Transport Authority placed an order valued at $303m for the supply of 34 Metropolis trains, 18 of which were for the North East Line (NEL) while the remaining 16 were allocated to Circle Line (CCL). Furthermore, accompanying signalling upgrades for both of these lines was also included in the arrangement. [1] [5] [6]
A total of 15 Metropolis trainsets were ordered for Hungary's Budapest Metro. During March 2014, operations of the type on the Metro's underground line four commenced, thus becoming the first automated metro line in Central-Eastern Europe. [1]
In 2010, Alstrom secured a large order, valued at approximately $307m (€243m), to supply 42 train sets for Phase I of the Chennai Metro. [7] The first nine trains were imported from Brazil and the remaining were manufactured at a new facility established at Sri City, Tada about 75 kilometres (47 mi) from Chennai. [8] [9] The trains are air-conditioned with electrically operated automatic sliding doors and a regenerative braking system. The cars operate on 25 KV AC through an overhead catenary system with a maximum speed of 80 kilometres per hour (50 mph). [10] During July 2014, Alstom delivered the first pair of Metropolis trainsets, which were the first trains to be manufactured at Alstom's new Indian production site. [1]
During September 2014, Alstom was awarded a substantial contract to equip the Sydney Metro Northwest, Australia's first fully-automated rail network. The deal involved the production and supply of 22 six-car Metropolis train sets, along with the communications-based train control (CBTC) signalling infrastructure to facilitate its automated operations. [1]
In November 2020, Alstom secured an order of 13 six-car Metropolis BM4 trains for use on Bucharest Metro line M5, for 100 million euros, which can be expanded up to 240 million euros for an extra 17 trains. These will also be equipped with Alstom's URBALIS 400 CBTC system onboard for STO operation. [11]
The Bucharest Metro is an underground rapid transit system that serves Bucharest, the capital of Romania. It first opened for service on 16 November 1979. The network is run by Metrorex. One of two parts of the larger Bucharest public transport network, Metrorex has an average of approximately 720,000 passenger trips per weekday, compared to the 1,180,000 daily riders on Bucharest's STB transit system. In total, the Metrorex system is 80.1 kilometres (49.8 mi) long and has 64 stations.
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The Alstom Metropolis C751A is the first generation of communications-based train control (CBTC) electric multiple unit rolling stock in operation on the North East line (NEL) of Singapore's Mass Rapid Transit (MRT) system since 2003. 25 trainsets were purchased for the line.
Astra IVA is a family of metro train used by Bucharest Metro, of which 504 cars were built between 1976 and 1993 by Întreprinderea de Vagoane Arad (IVA) in Arad, Romania. Internally they are known as the BM1.
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The Alstom Metropolis C751C is the second generation of communication-based train control (CBTC) electric multiple unit rolling stock in operation on the North East line of Singapore's Mass Rapid Transit (MRT) system. Eighteen 6-car train sets were manufactured by Shanghai Alstom Transport Co Ltd, Deliveries began in July 2014, and all trainsets were delivered by 2015.
The 9000 Series is a series of heavy rail rolling stock that operates on lines 2, 4, 9 and 10 of the Barcelona Metro. Transports Metropolitans de Barcelona (TMB) awarded the contract for the construction of the 9000 series to Alstom in 2002. Constructed in Belgium, France and Spain, they are part of the Alstom Metropolis family of underground trains. Today, the 9000 series also operates in Latin America on the Santo Domingo Metro, Panama Metro, Lima Metro, and 18 three-car trains of this model on Line 3 of the Sistema de Tren Eléctrico Urbano.
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