Traction Overview: Difference between revisions
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With {{pll|Rail Vehicle Types|rail vehicles}}, traction can be described as the property of the vehicle's wheels to maintain torque on rails without slipping, whether it is by {{pll|Throttle|accelerating}} or {{pll|Braking Overview|braking}}. This property depends on a number of factors, including the {{pll|Vehicle Catalog Overview|weight}} of the vehicle, {{pll|Vehicle Catalog Overview|number of powered axles}}, {{pll|Vehicle Catalog Overview|load rating}}, {{pll|Grade Signs|track grade}} and {{pll|Weather|weather conditions}}. | |||
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Most {{pll|Rail Vehicle Types|vehicles}} are designed to function without loss of traction in {{pll|Weather|dry conditions}}, but the rails become slippery when | Most {{pll|Rail Vehicle Types|rail vehicles}} are designed to function without loss of traction in {{pll|Weather|dry conditions}}, but the rails become slippery when {{pll|Weather|wet}}. In wet conditions, gentle applications are advised when accelerating and braking, especially on grades. | ||
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Loss of traction causes wheels to either {{pll|Wheelslip|slip}} or {{pll|Wheelslide|slide}}. Apart from | Loss of traction causes wheels to either {{pll|Wheelslip|slip}} or {{pll|Wheelslide|slide}}. Apart from notable {{pll|Wheels & Brakes Damage|damage to wheels}}, poor traction judgement can also lead to severe {{pll|Body Damage|collision damage}} and {{pll|Derailing|derailments}}. | ||
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In most situations, | In most situations, using a {{pll|Sander|sander}} can help increase traction. There are cases where adding a {{pll|Slug|slug}} to the train can help, too. | ||
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Vehicles that can carry significant amounts of fuel or cargo onboard, such as {{pll|Steam Overview|steam | Vehicles that can carry significant amounts of fuel or cargo onboard, such as {{pll|Steam Overview|steam locomotives}}, may experience drastic differences in traction depending on their load. | ||
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[[Category:Traction|1]] | [[Category:Traction|1]] |
Revision as of 15:35, 10 March 2025
With rail vehicles , traction can be described as the property of the vehicle's wheels to maintain torque on rails without slipping, whether it is by accelerating or braking . This property depends on a number of factors, including the weight of the vehicle, number of powered axles , load rating , track grade and weather conditions .
Most rail vehicles are designed to function without loss of traction in dry conditions , but the rails become slippery when wet . In wet conditions, gentle applications are advised when accelerating and braking, especially on grades.
Loss of traction causes wheels to either slip or slide . Apart from notable damage to wheels , poor traction judgement can also lead to severe collision damage and derailments .
Most cabs are equipped with an indicator for traction loss, commonly a blinking warning light and sometimes with a buzzer too.
In most situations, using a sander can help increase traction. There are cases where adding a slug to the train can help, too.
Vehicles that can carry significant amounts of fuel or cargo onboard, such as steam locomotives , may experience drastic differences in traction depending on their load.