Frontiers22d
Flexible control switching method for converter station in LCC-HVDC transmission system
The control block diagram is shown in Figure 2. The measured active power is filtered through a first-order filter and then compared with the given power reference. A proportional-integral controller ...
Festo Takes Pneumatics to a New Level of Performance Through Digital Closed-Loop Control
Controlled Pneumatics combines proportional technology, sensors and control algorithms into a closed-loop control system.
Design-Reuse10d
Integrating a PCI Express Digital IP Core into a Gigabit Ethernet Controller
The compatibility of PCI Express Gigabit Ethernet controllers with PCI and PCI-X software models eases network and system upgrades. Figure 4 shows a high-level block diagram of a PCI Express Gigabit ...
IEEE1d
A Sliding Mode Controller Based on Robust Model Reference Adaptive Proportional-integral Control for Stand-alone Three-phase Inverter
Abstract: This paper proposes a sliding mode controller based on robust model reference adaptive proportional-integral (RMRA-PI) control for a stand-alone voltage source inverter (SA-VSI). The ...
Frontiers16d
Hybrid controller with neural network PID/FOPID operations for two-link rigid robot manipulator based on the zebra optimization algorithm
This work proposes six control structures based on neural networks (NNs) with proportional integral derivative (PID) and fractional-order PID (FOPID) controllers to operate a 2-link rigid robot ...
Proposition 20616h
Partisan composition of state legislatures
As of March 17, 2025, there are 23 Republican trifectas, 15 Democratic trifectas, and 12 divided governments where neither party holds trifecta control.