China Railways HXD1D

The HXD1D（Chinese:和谐1D型电力机车） is a semi-high speed electric locomotive developed by CSR Zhuzhou Electric Locomotive Co., Ltd in association with the Chinese Ministry of Railways Science and Technology Development department (Chinese:铁道部科技司). The design was revealed in 2012 - it is a 7.2 MW power six axle, 126-tonne, Co'Co' locomotive with a top speed of 160 km/h (99 mph). It is capable of accelerating a 3000-passenger, 20-carriage train to 160 km/h within 5 minutes.[4]

HXD1D
和谐1D型电力机车
Type and origin
Power typeElectric
BuilderCSR Zhuzhou Electric Locomotive
Build date2012-present
Total produced511
Specifications
Configuration:
​
 • UICCo'Co'
Gauge1,435 mm (4 ft 8 1⁄2 in) standard gauge
Wheel diameter1.250 to 1.150 m (4 ft 1.2 in to 3 ft 9.3 in) (new/worn)
Length22.446 m (73 ft 7.7 in) (over couplers)
Axle load21 t (20.7 long tons; 23.1 short tons)
Adhesive weight100%
Loco weight126 t (124 long tons; 139 short tons)
Electric system/s25 kV 50 Hz AC Catenary
Current pickup(s)Pantograph
Traction motorsSix 3-Phase AC traction motors
1,225 kW (1,643 hp) rating
TransmissionAC-DC-AC
Train heating2x 400 kW (540 hp) @ 600 volts
Loco brakeregenerative and electro-pneumatic
Train brakesPneumatic
Performance figures
Maximum speed160 km/h (99 mph) (service)
176 km/h (109 mph) (in tests)
Power output7,200 kW (9,700 hp) (continuous)
Tractive effortstarting 420 kN (94,000 lbf), to 5 km/h (3.1 mph)
324 kN (73,000 lbf) @ 80 km/h (50 mph)
162 kN (36,000 lbf) @ 160 km/h (99 mph)
Factor of adh.2.955 (33.8%)
Brakeforceregenerative: 210 kN (47,000 lbf) from 5 to 123 km/h (3.1 to 76.4 mph)
162 kN (36,000 lbf) @ 160 km/h (99 mph)
Career
OperatorsChina Railway
Nicknames红枣
天猫
Sources:[1][2][3] except where noted

Named locomotive
  • HXD1D-1898: "Zhou Enlai"

See also

References
  1. "HXD1D AC high speed passenger electric locomotive", page 1
  2. "HXD1D AC high speed passenger electric locomotive", page 2
  3. "HXD1D AC high speed passenger electric locomotive", page 3
  4. "中国首台大功率快速客运电力机车成功研制 [Successful development of China's first high power high speed locomotive]", finance.chinanews.com (in Chinese), 7 February 2012


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