Kolkata Metro Joins Prestigious League of International Metros by Adopting Cutting-Edge Aluminum Third Rail Technology
In a significant move towards modernization, Kolkata Metro Railway is set to join the prestigious league of global metros that includes iconic names like London. The Indian Railways’ Kolkata Metro, an integral part of Kolkata’s landscape for nearly four decades, is embarking on a transformative journey that promises enhanced efficiency and sustainability.
Embracing Progress: The Aluminum Rail Revolution
Kolkata Metro Railway’s decision to transition from conventional steel third rails to advanced composite Aluminum third rails marks a pivotal moment in its evolution. These new rails, responsible for powering the metro rakes, herald a new era of efficiency and sustainability, bringing multifaceted benefits to the sprawling metro network:
Reduced Energy Loss and Enhanced Traction:
Unlike traditional steel third rails, Aluminum boasts significantly lower resistance. This translates to reduced energy loss and improved traction voltage levels. The resulting decrease in voltage drop enables quicker acceleration for metro trains, enhancing overall performance.
Economic and Operational Gains:
The adoption of Aluminum third rails not only boosts efficiency but also leads to substantial cost savings. Over a 10-kilometer corridor, this technology requires fewer Traction Substations compared to the steel counterpart. This translates to impressive capital investment savings of approximately ₹210 Crores for a 35-kilometer metro corridor.
Streamlined Maintenance:
Aluminum’s corrosion-resistant properties minimize maintenance demands. Unlike conventional steel rails that require periodic painting and measurement, the new composite material is less prone to rust and deterioration. This streamlines maintenance efforts and extends operational life.
Elevated Energy Efficiency and Sustainability:
The shift to Aluminum contributes to reduced energy consumption and carbon footprint. Initial estimates suggest potential energy savings of around 6.7 million units annually, a significant step towards a greener, more sustainable metro operation.
Enhanced Train Operations:
The implementation of Aluminum third rails has the potential to refine train operations, leading to improved headway and smoother journeys for passengers.
A Phased Approach Towards Transformation
Kolkata Metro Railway’s transformational journey unfolds in three phases, reflecting the intricacies of modernization:
Phase 1: The initial phase involves replacing the existing third rail along the Dumdum to Shyambazar section, a crucial first step towards adopting Aluminum technology.
Phase 2: Building on the success of the first phase, the transition progresses to the Shyambazar to Central and J D Park to Tollygunge sections.
Phase 3: The final phase encompasses the Mahanayak Uttam Kumar (Tollygunge) to Kavi Subhash (New Garia) stretch, completing this ambitious project.
Shaping the Future of Metro Travel
The introduction of advanced Aluminum third rails signifies Kolkata Metro Railway’s unwavering commitment to innovation and progress. As the metro embarks on this transformative journey, it not only enhances its operational efficiency but also paves the way for a more sustainable urban transport system. This move aligns Kolkata with a global league of metropolises that embrace forward-thinking technologies to redefine the commuter experience.
As Kolkata Metro Railway takes this significant leap, it’s not just a shift in rail material but a stride towards a brighter, more energy-efficient future for the city’s bustling commuters. The Aluminum rail revolution is in motion, propelling Kolkata’s metro system into a new era of modernity and sustainability.
For the latest updates on Kolkata Metro Railway’s transformative journey and other top news from India and around the world, stay tuned with The Reportify
First posted on PIB delhi
