THE CHANGE OF FRICTION AND LOAD- CARRYING CAPACITY OF THE JOURNAL BEARING WITH THE CONSIDERATION OF THE OIL AGEING

This paper presents numerical calculations of the hydrodynamic pressure distribution, carrying capacity, and friction coefficient in the gap of a journal bearing. The analysed bearing is lubricated using motor oil. In th...

Zużycie korozyjno-mechaniczne stali 430 i 321 w warunkach tarcia ślizgowego

THE INFLUENCE OF CLEARANCES IN BALL BEARINGS ON WORK FAILURE OF THREE-BEARING SHAFTS

Durability of deep groove ball bearings depends on factors (attributes) of design, technology, and operation. Among the design features, one of the most important is the bearings. Polish standards list five groups of loo...

THE INFLUENCE OF THE TYPE OF BASE LIQUID OF GREASES ON FATIGUE WEAR OF MODEL FRICTION COUPLES

This work presents the characteristics of fatigue wear of the surface in anti-seizure bearing of model friction couple, lubricated with greases on the base of mineral oil and synthetic liquids. The influence of the lubri...

DETERMINATION OF LUBRICITY PROPERTIES OF HYDROCRACKED DIESEL BASE FUEL AS THE FUNCTION OF THE CONCENTRATION OF CHO ADDITIVES – PART IV

Part 1 of the investigated subject field contains the initial methodical results. Part 2 generally describes basis of the thematic area: findings of the tribological proprieties of ester additives CHO (carbon, hydrogen,...