[IMG]Double-deck diesel multiple unit (DMU)

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Description

The double-deck diesel multiple unit (DMU) is a state-of-the-art rail vehicle, uniquely designed for medium and short-distance passenger transport. Developed by Tangshan Rolling Stock Plant in 1998, this innovative vehicle has filled a significant gap in China’s rail transport capabilities. Featuring a streamlined design, it combines aesthetic appeal with functionality, making it an ideal choice for modern rail travel.

Equipped with imported engines and utilizing a three-phase AC-DC drive system, the double-deck DMU ensures efficient operation and smooth rides. Key features include PLC control and Siemens DC drive cabinets, enhancing performance and reliability. The vehicle’s formation consists of two motor cars and two trailer cars, designed to be non-splittable for maximum stability and safety.

Passenger comfort is prioritized with various seating options, including semi-cushioned seats and cushioned berths, tailored to customer preferences. The train boasts sliding-plug doors for easy access, along with fully-sealed diaphragms for better aerodynamics. Air conditioning ensures a comfortable environment regardless of external conditions, and additional amenities like toilets and optional buffet counters add to the travel experience. The dual decks feature staircases for convenient passenger movement, ensuring an enjoyable journey for all.

Specifications

Attribute Details
Purpose Medium and short-distance passenger transport
Form of formation 2M+2T
Ambient temperature -20℃~+40℃
Relative humidity ≤95%
Maximum grade on track ≤20‰
Height of platform 300-1100mm
Vehicle gauge As per GBl46.1-83 Rolling stock gauge for standard gauge railways
Maximum running speed 120km/h
Starting acceleration a≥0.23m/s2
Residual acceleration a≥0.05m/s2
Emergency braking distance <800m
Starting tractive effort 85kN
Total traction power 864kW
Riding index W≤2.5
Overall coefficient of heat transfer of car body in stationary state K<1.46w/m2.k
Noise (at 80km/h) Driver’s cab ≤ 75dB(A); passenger saloon ≤ 68dB(A)
Overall length of EMU 105m
Seating capacity 540 (P)
Axle load M car <18t; T car <17t

Additional Information

This double-deck DMU features a powerful Cummins QST 30 engine, ensuring reliable performance. The vehicle design allows for customization, including various seating arrangements to suit passenger needs. With air conditioning and well-thought-out facilities, passengers can expect a comfortable travel experience, no matter the distance.

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