Are diesel trains more powerful than steam engines?

Steam locomotives can be more powerful than diesel locmotives depending upon the size, capacity, weight and other specifications of the different engines. Steam locos used coal and/ or fire wood to heat the water, and hence the amount of heat and steam generated would not be/ can't be even all the time.



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There the economic edge ended, however, as diesels were far cheaper to operate. Fuel costs were less, for openers, but that was just the beginning. Typically, steam spent far too little time on the road and far too much in the shops and engine terminals being serviced and inspected.

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Normal Operating Power for the steam engines was about 1700 Hp per shaft, 3400 Hp total. Max Power output of the engines was about 2500 Hp per shaft, 5000 Hp total.

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The Union Pacific Centennial is the largest and most powerful diesel locomotive ever built.

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Shen24 with 24 axles and a power output of 28MW or almost 40,000 horsepower, it is the world's most powerful electric locomotive.

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Union Pacific reached out to EMD for more power, and the result was the behemoth EMD DDA40X. Often cited as both the largest and most powerful diesel-electric locomotive ever built, the 98-foot, 5-inch, 475,830-pound machine is staggering. The prime movers are a pair of EMD 16-645E3A diesels.

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The Union Pacific Centennial is the largest and most powerful diesel locomotive ever built.

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Diesel engines in passenger cars will not fade away until 2040. The IC engines will also phase out only after 2040, Elmar Degenhart said adding that it will be difficult to imagine commercial vehicles without diesel engines.

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But the end is in sight, as the government has declared that sales of petrol and diesel cars will end in 2035. Some car industry observers think this is ambitious, but either way, in a few years years, there won't be many diesel cars on sale. They will survive beyond that, but by 2050 they could well be a rarity.

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