Data from Vulcan Foundry Magazine ([], accessed 14 July 2007). Boiler pressure is an estimate.
Data from Vulcan Foundry Magazine ([], accessed 14 July 2007). Boiler pressure is an estimate.
Principal Dimensions by Steve Llanso of Sweat House Media | ||
---|---|---|
Class | Birmingham | Derby |
Locobase ID | 8574 | 8573 |
Railroad | Birmingham & Derby Junction | Birmingham & Derby Junction |
Country | Great Britain | Great Britain |
Whyte | 2-2-2 | 2-2-2 |
Number in Class | 1 | 2 |
Road Numbers | 77 | 75 |
Gauge | Std | Std |
Number Built | 1 | 2 |
Builder | Charles Tayleur & Co | Charles Tayleur & Co |
Year | 1839 | 1839 |
Valve Gear | ||
Locomotive Length and Weight | ||
Driver Wheelbase (ft / m) | ||
Engine Wheelbase (ft / m) | ||
Ratio of driving wheelbase to overall engine wheelbase | ||
Overall Wheelbase (engine & tender) (ft / m) | ||
Axle Loading (Maximum Weight per Axle) (lbs / kg) | ||
Weight on Drivers (lbs / kg) | ||
Engine Weight (lbs / kg) | ||
Tender Loaded Weight (lbs / kg) | ||
Total Engine and Tender Weight (lbs / kg) | ||
Tender Water Capacity (gals / ML) | ||
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | ||
Minimum weight of rail (calculated) (lb/yd / kg/m) | ||
Geometry Relating to Tractive Effort | ||
Driver Diameter (in / mm) | 66 / 1676 | 66 / 1676 |
Boiler Pressure (psi / kPa) | 50 / 3.40 | 50 / 3.40 |
High Pressure Cylinders (dia x stroke) (in / mm) | 12" x 18" / 305x457 | 12" x 18" / 305x457 |
Tractive Effort (lbs / kg) | 1669 / 757.05 | 1669 / 757.05 |
Factor of Adhesion (Weight on Drivers/Tractive Effort) | ||
Heating Ability | ||
Tubes (number - dia) (in / mm) | 94 - 2" / 51 | 121 - 1.625" / 41 |
Flues (number - dia) (in / mm) | ||
Flue/Tube length (ft / m) | ||
Firebox Area (sq ft / m2) | 53.75 / 5 | 53.75 / 5 |
Grate Area (sq ft / m2) | 8.75 / 0.81 | 8.75 / 0.81 |
Evaporative Heating Surface (sq ft / m2) | 470 / 43.68 | 490 / 45.54 |
Superheating Surface (sq ft / m2) | ||
Combined Heating Surface (sq ft / m2) | 470 / 43.68 | 490 / 45.54 |
Evaporative Heating Surface/Cylinder Volume | 199.47 | 207.96 |
Computations Relating to Power Output (More Information) | ||
Robert LeMassena's Power Computation | 438 | 438 |
Same as above plus superheater percentage | 438 | 438 |
Same as above but substitute firebox area for grate area | 2688 | 2688 |
Power L1 | 1724 | 1771 |
Power MT |