Brm of M.Com Essay examples

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Mitsubishi Heavy Industries Technical Review Vol. 49 No. 2 (June 2012) 1

The Dubai Metro, the World’s Longest Fully Automated Metro Network

Tr a n s p o r ta t i o n S y s t e m s D i v i s i o n

The Dubai Metro infrastructure was designed to support economic growth in Dubai, and is the first urban railway in the Gulf States. Dubai has established its position as a leading hub for finance, logistics, and tourism in the Middle East. During this process, chronic traffic congestion became a serious social issue, stemming from the population increase that ensued from rapid economic growth. In order to alleviate traffic congestion, the Dubai Government decided an urban railway would be constructed. In 2004, the Dubai government asked for
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This was followed by the Green Line, which runs for 22.5 km in the old town, near the Dubai Creek, scheduled for the second phase. Together these two lines form an urban transportation system with a total length of 75 km, configured for a minimum headway of 90 seconds. The Red Line is listed by the Guinness Book of Records as the world’s longest railway with a fully automated driverless operating system (Figure 1). Mitsubishi was responsible for the entire railway system including the individual subsystems outlined below and the overall interface and integration management for the project.


Signaling and operations control system

The Communication-Based Train Control (CBTC) moving block system chosen to enable high-density operation by minimizing the safest distance between trains, in accordance with their track positions and speeds. The operations control system, including the Operations Control Center (OCC) located in both the main and auxiliary depots, monitors and controls all lines (Figure 2).

Mitsubishi Heavy Industries Technical Review Vol. 49 No. 2 (June 2012) 2

Figure 1 Railroad map

Figure 2 The Operations Control Center


Communications and integrated surveillance system

The core communication system uses optical data communication with a Transmission Control Protocol/Internet Protocol (TCP/IP) and an integrated communications network for

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