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English: Sketch showing a steam engine designed by Boulton & Watt, England, 1784. Labelling: B steam valves (input), C steam-cylinder, E exhaust steam valves, H Connecting rod link to beam N cold water pump, O connecting rod, P piston, Q regulator/governor, R rod of the air-pump, T steam input flap (controlled by governor (Q).
Previously the world's largest sidewheeler with a two-cylinder steam engine of 700 hp (520 kW), a length of 83 m (272 ft) and a height above water of 9.2 m (30 ft), Goethe was converted to diesel-hydraulic power during the winter of 2008/09.
The engine drew steam from a coal-fired boiler, and had a pump valve mechanism which allowed its high-speed operation at a hydraulic head of 128 feet (39 m). The engine was designed by engineer Erasmus Darwin Leavitt, Jr. , of Cambridge, Massachusetts , with a pump valve invented by Prof. Alois Riedler of the Technische Hochschule in Berlin ...
These diagrams were used to determine the efficiency of steam engines, such as those found aboard Western Rivers steamboats. Reason This image is of high technical standards, sufficient scalable resolution, is an excellent illustration of the related concepts, has a free license, supplements two separate articles, is accurate, has valuable ...
Dickson Manufacturing Company was an American manufacturer of boilers, blast furnaces and steam engines used in various industries but most known in railway steam locomotives. The company also designed and constructed steam powered mine cable hoists. It was founded in Scranton, Pennsylvania by Thomas Dickson in 1856. In total, the company ...
Image credits: Photoglob Zürich "The product name Kodachrome resurfaced in the 1930s with a three-color chromogenic process, a variant that we still use today," Osterman continues.
The PRR S1 class steam locomotive (nicknamed "The Big Engine") was a single experimental duplex locomotive of the Pennsylvania Railroad. It was designed to demonstrate the advantages of duplex drives espoused by Baldwin Chief Engineer Ralph P. Johnson. The S1 class was the largest rigid frame passenger steam locomotive ever built. [1]
Soho Foundry main gate Blue plaque at the main gate Listed canal roving bridge at entrance to Soho Foundry Loop canal (now dry). Soho Foundry is a factory created in 1795 by Matthew Boulton and James Watt and their sons Matthew Robinson Boulton and James Watt Jr. [1] at Smethwick, West Midlands, England (grid reference), for the manufacture of steam engines.