IOWA, USA — Fixing potholes in Iowa typically requires two to three people using a dump truck, trailer-mounted hopper, ...

In view of the characteristics of nonlinearity, time-varying and time-delay in hydraulic AGC control system, a Smith fuzzy-PID complex control strategy is proposed. Smith predictor algorithm is used ...

High-temperature superconducting flux pumps usually need to work in a liquid nitrogen immersion environment, which limits their practical high-field magnet applications. In this paper, China's first ...