Joaquim Teixeira de Assis

Validation of a Low-Cost Parallel Plate Rotational Viscometer: Effect of Plate Spacing on Viscosity Measurement of Automotive Oils

Abstract Viscosity is the most relevant property of automotive lubricants, directly influencing friction, wear, and energy efficiency of internal combustion engines. This work presents the design, construction, and validation of a low-cost parallel plate rotational viscometer, wi...