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Tractive Effort of Locomotives?
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Here's a formula for the tractive effort of a steam engine: <br />Traditional formula for figuring tractive effort of a 2 cylinder steam locomotive: <br /> <br />(BP X .85) X (cb X cb) X cs <br />___________________________ = TE <br /> <br />dd <br /> <br />BP is boiler pressure <br />cb is cylinder bore <br />cs is cylinder stroke <br />dd is driver wheel diameter <br />TE is tractive effort <br /> <br />Example for K-36: <br /> <br />(.85 X 195) X (20 X 20) X 24 <br />____________________________ = 36,136.3636 lbs. <br /> <br />This is a theoretical value. Hope this helps. <br />
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