نتایج جستجو برای: control reconfiguration
تعداد نتایج: 1335628 فیلتر نتایج به سال:
In this study, active fault tolerant flight control technique with actuation reconfiguration is proposed. For this purpose two-stage Kalman filter (TSKF) is designed to identify the control distribution matrix elements corresponding to the faulty actuator, and a control reconfiguration action is taken to keep the performance of the impaired aircraft same as that of the unimpaired aircraft. Thus...
In this paper, a lightweight autonomous reconfiguration approach is developed for Field Programmable Gate Arrays (FPGAs). Under the Multilayer Runtime Reconfiguration Architecture (MRRA) paradigm, hardware configuration information is read and operated on directly at runtime to provide low overhead dynamic reconfiguration. This enables a standardized set of Application Programming Interfaces (A...
In this paper, we propose a framework for real time monitoring and diagnosis of automated vehicles in an IVHS. The supervisory control methodology proposed here is concerned with fault detection, fault isolation, and control reconfiguration of the many sensors, actuators and controllers that are used in the control process. This supervisory control architecture operates at two levels of the AVC...
In this paper, we propose an approach based on generic component model to realize the model aggregation for reconfigurable control. This is a component –oriented method. Two elementary notions, the service and the operating mode, are introduced to construct a hierarchical system and to assure the coherences between specification and realization at each level and between levels. The consideratio...
In the research on the networked control systems (NCS) the performance of the control system is assumed to be affected by network induced parameters such as delays, jitters, packet losses, link failures. In this paper a reconfiguration of the network control is presented. The upper bound delay of the transmission time of a packet is monitored with the network calculus based algorithm. A modific...
An efficient conference service facilitates the implementation and run-time control of conference applications. Beside key features of a conference service like conference management, multipoint communication support, and application state synchronization, the reconfiguration of such environments is crucial for the scalability and availability of the service. The paper proposes a reconfiguratio...
This paper presents a decentralized, model predictive control algorithm for the reconfiguration of swarms of spacecraft composed of hundreds to thousands of agents with limited capabilities. In our prior work, sequential convex programming has been used to determine collision-free, fuel-efficient trajectories for the reconfiguration of spacecraft swarms. This paper uses a model predictive contr...
Reconfiguration allows a self-reconfiguring modular robot to adapt to its environment. The reconfiguration planning problem is one of the key algorithmic challenges in realizing self-reconfiguration. Many existing successful approaches rely on grouping modules together to act as meta-modules. However, we are interested in reconfiguration planning that does not impose fixed meta-module relations...
This paper presents a novel reconfigurable control method for the planar vertical take-off and landing (PVTOL) aircraft with potential actuator failures. A cascade active disturbance rejection controller (ADRC) is used to counteract the adverse effects when the actuator failure occurs. The coordinate transformation is used for model decoupling due to the severe coupling between some variables. ...
A prognostic system makes it possible to anticipate loss of functionality before it occurs with sufficient lead time to take actions that mitigate the impact of this loss. We focus on the forms of mitigation within the flight vehicle that influence the operational dynamics but do not directly amend the mission plan. Thus, we focus upon the reconfiguration of the feedback control strategy for th...
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