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Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
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Determination of the Friction Coefficients of Icy Pavements Under Different Amounts of Snowfall
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Can electronic stability control replace studded tyres?

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Widespread adoption of electronic stability control (ESC) could significantly reduce the need for studded tires. Even without studded tires, ESC technology minimizes potential accident increases.

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Area of Science:

  • Road safety engineering
  • Vehicle dynamics control

Background:

  • Studded tires are used in regions with icy conditions to improve traction.
  • Concerns exist regarding road wear and environmental impact associated with studded tires.
  • Electronic Stability Control (ESC) is a key safety feature in modern vehicles.

Purpose of the Study:

  • To investigate the potential of Electronic Stability Control (ESC) to replace studded tires.
  • To quantify the impact of ESC on road safety in relation to studded tire usage.

Main Methods:

  • Re-analysis of existing study data on studded tire use and accidents in Norwegian cities.
  • Modeling the effect of varying ESC adoption rates on accident statistics.

Main Results:

  • ESC equipped vehicles allow for a reduction in studded tire use to approximately 15% without increasing accidents.
  • Eliminating studded tires entirely would result in a smaller accident increase compared to a scenario without ESC.

Conclusions:

  • Electronic Stability Control (ESC) offers a viable alternative to studded tires, enhancing road safety.
  • The widespread implementation of ESC can mitigate the negative impacts associated with studded tire dependency.