This paper describes a battery of tests, and related results, that were performed under normal and severe conditions designed to demonstrate that hydraulic fluids formulated with Lubrizol’s high quality anti-wear hyd...This paper describes a battery of tests, and related results, that were performed under normal and severe conditions designed to demonstrate that hydraulic fluids formulated with Lubrizol’s high quality anti-wear hydraulic fluid technology can stand up to today’s increasing demands for longer life and provide excellent performance under higher operating temperatures and pressures.展开更多
By providing higher in-use viscosity at elevated operating temperatures,hydraulic fluids with high viscosity index improve the efficiency of the hydraulic system.For mobile hydraulic equipment this efficiency can be q...By providing higher in-use viscosity at elevated operating temperatures,hydraulic fluids with high viscosity index improve the efficiency of the hydraulic system.For mobile hydraulic equipment this efficiency can be quantified as an increase in fuel economy.This paper reviews the research that demonstrates these efficiency advantages in gear,vane and piston pumps and presents a method for predicting the overall fuel economy for a fleet of hydraulic equipment in operation.Finally a `Maximum Efficiency Hydraulic Fluid’ performance definition is presented which will enable an equipment operator to easily improve the performance of the system and reduce fuel consumption.展开更多
文摘This paper describes a battery of tests, and related results, that were performed under normal and severe conditions designed to demonstrate that hydraulic fluids formulated with Lubrizol’s high quality anti-wear hydraulic fluid technology can stand up to today’s increasing demands for longer life and provide excellent performance under higher operating temperatures and pressures.
文摘By providing higher in-use viscosity at elevated operating temperatures,hydraulic fluids with high viscosity index improve the efficiency of the hydraulic system.For mobile hydraulic equipment this efficiency can be quantified as an increase in fuel economy.This paper reviews the research that demonstrates these efficiency advantages in gear,vane and piston pumps and presents a method for predicting the overall fuel economy for a fleet of hydraulic equipment in operation.Finally a `Maximum Efficiency Hydraulic Fluid’ performance definition is presented which will enable an equipment operator to easily improve the performance of the system and reduce fuel consumption.
