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Dem investigation on characteristics of rolling resistance for modelling particle shape... The coefficient of rolling friction is estimated based on the energy dissipation....
général - core.ac.uk - PDF: doaj.org
Take-off and landing of aicraft... The run distances and the run times for take-of and landing dependent of altitude, speed wing, temperature, the coefficient of rolling friction....
 PDF: doaj.org
Analysis of the aerodynamics by experimental testing of an elite wheelchair sprinter ... The coefficient of rolling friction was 0.00119,...
Comparison between the order of coefficients of rolling and sliding friction... In other words do the materials with greater coefficient of sliding friction have a greater coefficient of rolling friction? In our daily life, we use rubber tires for our vehicles....
Static coefficient of rolling friction at high contact temperatures and various contact pressureThe paper theoretically and experimentally analyzes the influence of increased temperature and load contact in the value of the coefficient of rolling friction....
 PDF: doaj.org
coefficient de roulement
transport terrestre - techdico
Bien que le coefficient de roulement du frittage soit inférieur à celui d’un matériau exempt de matériau carboné fibreux, il est possible de rouler le frittage.

Although the rollability of the sinter is lower than a fibrous carbon material-free material, the sinter can be rolled.

métallurgie et sidérurgie - wipo.int
Mixolab profile of wheat flour and their correlation with textural properties of hot-press tortilla...12.41 N) and rollability....
général - core.ac.uk - PDF: www.asianonlinejournals.com
Morphology of edge cracks of rolled magnesium alloy sheet... It is suggested that this approach is useful to understand the formation mechanism of edge cracks and to evaluate the rollability of magnesium alloys
Effect of lupin flour incorporation of mechanical properties of corn flour tortillas... Rollability and inflation were good in the samples from the 2.5%...
Thermal characterization of corn starch mutants and textural effects on tortillas... Tortillas were evaluated by an 11-member sensory panel who evaluated the textural attributes of grittiness, moistness, chewiness, rollability, and tearability....
Rollability, a functional shape property of sand grains... This property "rollability " is related to the angle of slope on which a grain will roll down in air....
coefficient de roulement
sciences naturelles et appliquées - iate.europa.eu
Guo,”the parameters sensitivity analysis of battery electric vehicle energy consumption economy”,advanced materials research. vols... According to the model, influence degree calculation formulas of parameter sensitivity of vehicle mass, mechanical efficiency of transmission system, rolling resistance coefficient and air resistance factor to energy consumption economy are proposed, and analysis of energy consumption economy parameter sensitivity on a kind...
général - core.ac.uk - PDF: www.scientific.net
What is slowing me down? estimation of rolling resistances during cycling AbstractIn this paper, we present a method to estimate the current rolling resistance coefficient of a four-wheeled electric bicycle....
Integration of expert knowledge into radial basis function surrogate models...collaboration between Chalmers University of Technology and Volvo Group Trucks Technology concerns the global optimization of a complex simulation-based function describing the rolling resistance coefficient of a truck tyre....
 PDF: core.ac.uk
The determination of the rolling resistance coefficient of a passenger vehicle with the use of selected road tests methodsWide range of laboratory and road methods of determining the rolling resistance coefficient impose the need to find an effective way of its estimation....
 PDF: doaj.org
The determination of the rolling resistance coefficient of a passenger vehicle with the use of roller test bench method... One of the factors limiting the energy consumption of driving processes is a low value of the rolling resistance coefficient....
 PDF: doaj.org
sciences naturelles et appliquées - iate.europa.eu
Ec driver - 41" stroke hydraulic cylinder... The rolling coefficient of friction of the Tychoway rollers chosen to guide the EC and carriage along the hardened centerbeam ways is claimed to be less than 0.0025....
général - core.ac.uk - PDF: digital.library.unt.edu
Discrete element method simulations on triaxial test and triaxial creep tests... As the rolling coefficient, Jn, and the coefficient of rotational sliding, η, increase, the ∅p and ∅cs also increase until they both reach a limit and become saturated....
Superlubricity of glycerol by self-sustained chemical polishing...0.004 (nearly equivalent to the rolling coefficient) was obtained by sliding a steel ball against a tetrahedral amorphous diamond-like carbon (ta-C) coating in glycerol under a boundary lubrication regime....
Falling, rolling or sliding of gravel in rest water in a vertical or inclined smooth pipe... As a result, it was found that the frictional character of the pipe wall was similar to that of brass, and the sliding or rolling coefficient of friction showed respectively about one half or one third of the static coefficien
sciences naturelles et appliquées - iate.europa.eu
Exploring viable methods of evaluating and computing vehicular drag and rolling friction force coefficients by applying principles of geometric similitude... It highlights the relationship between the drag coefficients (CD) of two models of varying scales but sharing geometric and dynamic similitude and also describe a simple, small scale and low cost, yet comprehensive approach to quantifying the automotive coefficient of Rolling Resistance or Friction (Crr), also known as the Rolling Resistance Coefficient (or RRC)....
général - core.ac.uk - PDF: infinitypress.info
Heavy truck modeling for fuel consumption. simulation and measurements. licentiate thesis... It is found that the coefficient of rolling resistance is strongly dependent on tire temperature, not only on vehicle speed as expected....
Present state of research on narrow wheels: a prerequisite for traction studies on non-lug narrow wheels... The off road performance of these narrow wheels in terms of rolling resistance, coefficient of rolling resistance, and the net traction ratio as they affect the tractive efficiency are discussed....
 PDF: doaj.org
Skidder traction factorsThe paper deals with establishing the relationship between the traction factor and different parameters, such as the coefficient of rolling resistance, slip, some kinds of skidder efficiency, as well as other characteristics, and their change in correlation the tractive force and power....
Measurement of chevrolet aveo car motion resistance by coast-down methodAt road coast-down test of Chevrolet Aveo sedan the aerodynamic drag coefficient Cd = 0,367 and the coefficient of rolling resistance  = 0,0143 is defined....


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