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Great Northern (UK) Stirling Single
Patrick Stirling believed that locomotives with large wheels would not only be suitable for higher speeds, but would also achieve better traction. So he borrowed a 2-2-2 locomotive from the Great Eastern and used it t...
General
| Property | Great Northern (UK) Stirling Single 1884 variant |
|---|---|
| Built | 1884 |
| Manufacturers | Doncaster |
| Wheel arrangement | 4-2-2 (Single) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Great Northern (UK) Stirling Single 1884 variant |
|---|---|
| Length loco | 8.84 m |
| Wheelbase | 6.73 m |
| Rigid wheelbase | 2.64 m |
| Service weight | 45.9 t |
| Adhesive weight | 17.3 t |
| Axle load | 17.3 t |
| Total weight | 79.8 t |
| Water capacity | 13,185 l |
| Fuel capacity | 5.1 t (coal) |
Boiler
| Property | Great Northern (UK) Stirling Single 1884 variant |
|---|---|
| Grate area | 1.649 m² |
| Firebox surface | 10.126 m² |
| Tube heating surface | 86.957 m² |
| Evaporative heating surface | 97.084 m² |
| Total heating surface | 97.1 m² |
Power plant
| Property | Great Northern (UK) Stirling Single 1884 variant |
|---|---|
| Driver diameter | 2,476 mm |
| Boiler pressure | 11 bar |
| Expansion type | simple expansion |
| Cylinders | two, 457 x 711 mm |
Power
| Property | Great Northern (UK) Stirling Single 1884 variant |
|---|---|
| Power source | steam |
| Estimated power | 429 kW (583 PS) |
| Starting effort | 56.3 kN |
Calculated values
| Property | Great Northern (UK) Stirling Single 1884 variant |
|---|---|
| Factor of adhesion | 1 : 3.01 |
| Optimal speed | 47 km/h |
| Power-to-weight ratio | 9.4 kW/t |
| Heating Surface Equivalent | 147.7 m² |
| Cylinder volume/HSE | 1 : 1,580.90 |
| Adhesive weight/Total | 1 : 2.66 |
| Tractive force/Heating surface | 1 : 12.11 |
| Grate area/Heating surface | 1 : 58.87 |
| Firebox/Tube surface | 1 : 8.59 |
