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An experimental approach for investigating scuffing initiation due to overload cycles with twin-disc test device

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An experimental approach for investigating scuffing initiation due to overload cycles with twin-disc test device. / Savolainen, Matti; Lehtovaara, Arto.

In: Tribology International, Vol. 109, 06.01.2017, p. 311-318.

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@article{1e679a13093d405080560272942cbfc5,
title = "An experimental approach for investigating scuffing initiation due to overload cycles with twin-disc test device",
abstract = "This paper presents an investigation into the effect of unexpected overloading on scuffing initiation with a twin-disc test device. An existing twin-disc test device was modified to be suitable for applying overloading dynamically to the disc contact. Three test series including three pairs of discs in each series were subjected to combined normal force and rolling/sliding loading. First a base level for scuffing initiation was defined by increasing the normal load stepwise until failure, while keeping the rolling and sliding between the discs constant. In the subsequent test series, the overload cycles were applied at a significantly lower level in two different patterns leading to scuffing at both an earlier and later stage than was observed for the base level.",
author = "Matti Savolainen and Arto Lehtovaara",
year = "2017",
month = "1",
day = "6",
doi = "10.1016/j.triboint.2017.01.005",
language = "English",
volume = "109",
pages = "311--318",
journal = "Tribology International",
issn = "0301-679X",
publisher = "Elsevier",

}

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TY - JOUR

T1 - An experimental approach for investigating scuffing initiation due to overload cycles with twin-disc test device

AU - Savolainen, Matti

AU - Lehtovaara, Arto

PY - 2017/1/6

Y1 - 2017/1/6

N2 - This paper presents an investigation into the effect of unexpected overloading on scuffing initiation with a twin-disc test device. An existing twin-disc test device was modified to be suitable for applying overloading dynamically to the disc contact. Three test series including three pairs of discs in each series were subjected to combined normal force and rolling/sliding loading. First a base level for scuffing initiation was defined by increasing the normal load stepwise until failure, while keeping the rolling and sliding between the discs constant. In the subsequent test series, the overload cycles were applied at a significantly lower level in two different patterns leading to scuffing at both an earlier and later stage than was observed for the base level.

AB - This paper presents an investigation into the effect of unexpected overloading on scuffing initiation with a twin-disc test device. An existing twin-disc test device was modified to be suitable for applying overloading dynamically to the disc contact. Three test series including three pairs of discs in each series were subjected to combined normal force and rolling/sliding loading. First a base level for scuffing initiation was defined by increasing the normal load stepwise until failure, while keeping the rolling and sliding between the discs constant. In the subsequent test series, the overload cycles were applied at a significantly lower level in two different patterns leading to scuffing at both an earlier and later stage than was observed for the base level.

U2 - 10.1016/j.triboint.2017.01.005

DO - 10.1016/j.triboint.2017.01.005

M3 - Article

VL - 109

SP - 311

EP - 318

JO - Tribology International

JF - Tribology International

SN - 0301-679X

ER -