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The small engine policy was partly the consequence of a difference in the background of senior managers. In most railway companies, the elite position was the design, construction and maintenance of locomotives. Bigger engines brought more prestige and allowed longer trains. In the Midland, the marketing department was paramount.
There was a significant resistance to the forward motion of the engine during the process, enough to require special care by the driver to avoid problems on unfitted freight trains. [ 2 ] The considerable water spray made track maintenance difficult, and the physical trough equipment limited access for packing sleepers , exacerbating the problem.
Before mains electricity and the formation of nationwide power grids, stationary engines were widely used for small-scale electricity generation.While large power stations in cities used steam turbines or high-speed reciprocating steam engines, in rural areas petrol/gasoline, paraffin/kerosene, and fuel oil-powered internal combustion engines were cheaper to buy, install, and operate, since ...
For a steam engine, the former means raising steam at higher pressure and temperature, which is in engineering terms fairly straightforward. The latter can be implemented in two ways: bigger cylinders to allow the exhaust steam to expand further and/or condensing the exhaust to further lower the rejection temperature.
The 38 8-1/8 engines are inline diesel engines, with combustion occurring between two opposed pistons within a single cylinder liner. The engine has a bore of 8-1/8 inches (206.4 mm), a stroke of 10 inches (254.0 mm) for each piston, and the cylinder height is 38 inches (970 mm). The engine block is of dry block construction. [1]
Small industrial shunters have sometimes been fireless locomotives and a few of these are still at work in Germany. Again, several have been preserved, but are mostly static displays, as heritage railways and museums lack the large source of high-pressure steam (such as a power station's boilers) needed to charge the locomotive's accumulator.
This is where the engine releases steam from the boiler to clear sediments at the bottom of the boiler. From there, the track turns north up the Los Piños Valley. The track continues a gentle descent on the average 1.45% grade to the north until it reaches Los Piños tank. This tank is always full and is used for small engines and rotary trains.
The compressor is driven by an electric motor or an engine fueled by some of the natural gas bled from the pipeline or liquid fuel such as diesel. Companies install compressor stations along a pipeline route. The size of the station and the number of compressors (pumps) varies, based on the diameter of the pipe and the volume of gas to be moved.