Transnistria tram energy storage

Why are lithium batteries used in energy storage trams?

Compared with the traditional overhead contact grid or third-rail power supply, energy storage trams equipped with lithium batteries have been developed rapidly because of their advantages of flexible railway laying and high regenerative braking energy utilization.

Why are energy storage trams important?

The modern tram system is an essential part of urban public transportation, and it has been developed considerably worldwide in recent years. With the advantages of safety, low cost, and friendliness to the urban landscape, energy storage trams have gradually become an important method to relieve the pressure of public transportation.

Do catenary-free trams require high charging power?

Abstract: Catenary-free trams powered by on-board supercapacitor systems require high charging power from tram stations along the line.

When will a battery-powered tram be available in Romania?

In July 2019, the city of Timisoara in Romania signed a contract with Bozonkaya A.S. to deliver 16 battery-powered trams to enter operation in 2021, when the Rumanian city becomes the European Capital of Culture . In 2018, Bombardier's ‘Talent 3’ catenary/battery train was unveiled to the public.

Should rail vehicles have onboard energy storage systems?

However, the last decade saw an increasing interest in rail vehicles with onboard energy storage systems (OESSs) for improved energy efficiency and potential catenary-free operation. These vehicles can minimize costs by reducing maintenance and installation requirements of the electrified infrastructure.

How does a hydrogen tram work?

The tram is composed of two motored cars and one central trailer car, with eight PM synchronous motors. On the roof of the trailer car, the whole hydrogen plant is accommodated. It comprises the pressurized hydrogen storage tanks, two PEMFCs with their dedicated boost converters, and the radiator.