Machine Design

Valve Specifications Don't Predict Machine Performance: Four Important Design Tradeoffs

Pneumatic valve selection is often treated as a component-sizing exercise, with datasheet-based specifications. Once pressure ...
IEEE

Modulating Self-Heating Effects in GaN HEMTs Using Slant Field Plate

Abstract: The self-heating effect in electronic devices can lead to localized hotspots, adversely affecting their performance and reliability, particularly in high-power-density devices like gallium ...
IEEE

Adaptive Learning Control for Time-Varying Parameter Pneumatic Artificial Muscle Robots With Force/Torque Perturbation and Input Delays

Abstract: This article proposes a comprehensive adaptive learning controller to improve control accuracy and resist disturbance force/torques for pneumatic artificial muscles (PAMs), as well as ...
The Aviationist

DARPA’s X-65 Active Flow Control Demonstrator Mated with its Wings

The X-65 Active Flow Control demonstrator continues to make progress, with the fuselage now mated with its wing as the first flight remains planned for ...