DSP as the core of system with Ethernet interface hardware circuit and software design method is introduced.Introduce working principle network controller RTL8019AS in detail.Achieve a simplified TCP/IP protocol stack programming for reception transmission packets DSP.The can transmit data to according processing protocol.

Power electronics are widely used in power and energy systems, such as electrified transportation renewable systems. These systems increasing related simulations' size complexity, resulting longer computation times. Advanced computing techniques offer new tools for efficient simulation while designing simulating complex This paper introduces high-performance intensive demonstrates resultant speedup a quantified scalable manner. First, quantitative study is performed to compare...

Gear fault related information is distributed over a broad frequency band, indicating complex modulation mechanism. It difficult to detect early-stage gear faults accurately by detecting frequencies in limited band. This paper proposes novel method for achieving detection more effectively. A short-frequency Fourier transform with series of frequency-window functions initially used obtain the overall vibration signal. Subsequently, based on sparse decomposition and orthogonal matching...

The fault detection and isolation (FDI) for industrial robot manipulators, subject to faults of actuator, is devised in this paper. An adaptive observer designed tackle the robustness problem unknown parameters due faults，based on a bank state observers. By using an regulating algorithm, ensured be stable estimated errors are guaranteed converge. Experimental results reported planar under gravity, considering partial failures motor torques.

With plenty distributed generations accessing to the distribution network, dynamic behavior of system becomes more complex. However, most current condition monitoring products are concentrated on high voltage grid. It's necessary extend low network and provide a new decision support systems for grid operation. This paper presents panoramic synchronous measurement (PSMS), which is based cloud computing. integrates wide-area (WAMS) fault recorder in high-voltage with light (WAMS Light)...

An important step in the development of dependable systems is validation their fault tolerance properties.Fault injection has been widely used for this purpose.This paper presents a simulator implemented and monitoring environment based on QEMU platform, called BitVaSim, which targeted embedded boards equipped with PowerPC or ARM processor together Built-In Test software operating environment.BitVaSim takes advantage simulation do no harm irruption to either real hardware software, addition,...

In this paper, principal parametric resonance of an axially moving piezoelectric rectangular thin plate under thermal and electric field is investigated. Based on Kirchhoff–Love theory Von Karman theory, the transverse vibration differential equation a derived by using Hamilton’s principle. The dimensionless with excitations discretized Galerkin’s method. Then, multiple scales method applied to derive amplitude-frequency response stability conditions steady-state solution are obtained...

The deflection which reflects the bridge linear variety is an important parameter for evaluation of safety. According to structural characteristics urban bridges, connected pipe optoelectronic liquid level sensor system a novel kind detecting level, can be applied multipoint, long-period, online, remote, automatic measurement deflection, it not affected by dust, humidity and fog in health monitoring maintenance. At present, has been integrated project main roads Online Safety Monitoring...

In this paper, we address the torque control problem of a permanent magnet synchronous motor (PMSM) under input voltage limitation. First, plant model PMSM is derived as linear parameter varying system in which rotor speed included parameter. Second, show that setpoint tracking achievable time variation speed. Then method constructing law achieves convergence to step reference signal limitation and The proposed consists gain‐scheduled servo compensator. method, scheduling controller state...

This paper focuses on the problem of robust H ∞ filtering for a class nonlinear uncertain singular systems with time-varying delay. First all, definition filter is given. Considering disturbance link to delay effects, design idea full-order based Lyapunov stability theory presented. Under condition that functions satisfy Lipschitz condition, sufficient under which delayed error are asymptotically stable and performance obtained by linear matrix inequality (LMI) methods. Finally, two...

In order to solve the problem of low speed and stable course tracking small unmanned surface vessel (USV), lateral thruster are added driving structure USV, a backstepping control method is designed. By introducing Lyapunov function, error can converge region near desired meet transient steady performance system at same time. The adaptive applied thrust closed-loop remains for finite direct used prove controller, which greatly simplifies tedious parameter adjustment in traditional control....

Distributed charging systems play a critical role in the operation of supercapacitor electric vehicles. During process, multiple modules rely on communication network to achieve information sharing and interaction. If an external attack occurs network, system will be danger. To solve this problem, paper proposes anomaly detection mechanism based real-time feature extraction process measurement data. By analyzing delayed effect signal propagation, method for identifying component faults false...

Abstract Maintaining contemporary society’s steady progress depends on the reliable functioning of electrical grid. The complexity and nonlinearity today’s power networks make it difficult to manage them using conventional mathematical modeling approaches. To get around these problems, researchers have started machine learning methods, such transient stability evaluation that is based learning. This research suggests a way evaluate systems by making use complex feature extraction...

We propose Deep Longitudinal Targeted Minimum Loss-based Estimation (Deep LTMLE), a novel approach to estimate the counterfactual mean of outcome under dynamic treatment policies in longitudinal problem settings. Our utilizes transformer architecture with heterogeneous type embedding trained using temporal-difference learning. After obtaining an initial transformer, following targeted minimum loss-based likelihood estimation (TMLE) framework, we statistically corrected for bias commonly...

We explore the dexterous manipulation transfer problem by designing simulators. The task wishes to human manipulations robot hand simulations and is inherently difficult due its intricate, highly-constrained, discontinuous dynamics need control a with DoF accurately replicate manipulations. Previous approaches that optimize in high-fidelity black-box simulators or modified one relaxed constraints only demonstrate limited capabilities are restricted insufficient simulation fidelity. introduce...