This paper studies the sensitivity of general compound planetary gear natural frequencies
and vibration modes to inertia and stiffness parameters. The model admits planetary gears …

The performance characteristics of football helmets are currently evaluated by simulating
head impacts in the laboratory using a linear drop test method. To encourage development …

Abstract Roll-to-roll (R2R) manufacturing is a highly efficient industrial method for
continuously processing flexible webs through a series of rollers. With advancements in …

There are many important applications in printed electronics and publishing industries that
use the principle of roll-to-roll manufacturing to make printed electronic devices with lower …

This paper presents a new control methodology based on active disturbance rejection
control (ADRC) for designing the tension decoupling controller of the unwinding system in a …

Precise tension and speed control of axially moving material systems enables high speed
processing of paper, plastics, fibers, and films. A single span model is developed that …

This paper presents a robust and precise tension control method for a roll-to-roll (R2R)
system. In R2R processing, robust and precise tension control is very important because …

This paper presents an optimal web guiding strategy based on the dynamic analysis of the
lateral web behavior and a new fiber optic lateral web position measurement sensor. First, a …

There are many important applications in printed electronics and publishing industries that
use the principle of roll-to-roll manufacturing to make devices at high speeds with lower cost …

National Renewable Energy Laboratory, USA (NREL) airfoils have been specially
developed for wind turbine applications, and projected to yield more annual energy without …