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1

Deliparaschos, Kyriakos, Konstantinos Michail, and Argyrios Zolotas. "Facilitating Autonomous Systems with AI-Based Fault Tolerance and Computational Resource Economy." Electronics 9, no. 5 (2020): 788. http://dx.doi.org/10.3390/electronics9050788.

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Proposed is the facilitation of fault-tolerant capability in autonomous systems with particular consideration of low computational complexity and system interface devices (sensor/actuator) performance. Traditionally model-based fault-tolerant/detection units for multiple sensor faults in automation require a bank of estimators, normally Kalman-based ones. An AI-based control framework enabling low computational power fault tolerance is presented. Contrary to the bank-of-estimators approach, the proposed framework exhibits a single unit for multiple actuator/sensor fault detection. The efficacy
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Li, Wei, Yahong Shi, and Yajie Li. "Research on secure control and communication for cyber-physical systems under cyber-attacks." Transactions of the Institute of Measurement and Control 41, no. 12 (2019): 3421–37. http://dx.doi.org/10.1177/0142331219826658.

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This paper investigates the co-design problem of secure control and communication quality for cyber-physical systems (CPSs) to solve unavoidable problems, in which both actuator faults and cyber-attacks occur in practical implementations of CPSs. Firstly, based on the discrete event-triggered communication scheme (DETCS), a system framework for active fault-tolerant and passive attack-tolerant control is proposed. Then, a model of a closed-loop CPS is established that integrates a triggering condition, actuator faults and cyber-attacks into a single uniform framework. Secondly, using the parti
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Li, Jingqi, Yaosong Long, Mao Su, Lei Liu, Bo Wang, and Zhongtao Cheng. "Fault-Tolerant Guidance of Rocket Vertical Landing Phase Based on MPC Framework." International Journal of Aerospace Engineering 2022 (August 12, 2022): 1–11. http://dx.doi.org/10.1155/2022/9104823.

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For the vertical landing process of reusable rockets, the landing accuracy is likely to be affected by disturbances and faults during flight. In this paper, a fault-tolerant guidance method based on the MPC framework is put forward. First, we propose a piecewise guidance algorithm that combines a trajectory optimization algorithm based on convex optimization with the MPC framework. With the fast trajectory optimization algorithm and the MPC framework that recursively introduces the real-time state, this algorithm forms a robust closed loop. Then, we design an integrated guidance, navigation, a
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YEN, I.-LING, IFTIKHAR AHMED, RAMANUJAM JAGANNATH, and SREEPARNA KUNDU. "THE DESIGN AND IMPLEMENTATION OF A CUSTOMIZABLE FAULT TOLERANCE FRAMEWORK." International Journal of Software Engineering and Knowledge Engineering 09, no. 02 (1999): 181–202. http://dx.doi.org/10.1142/s0218194099000127.

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While there have been significant advances in fault tolerance research, the effort has focused on the design of individual fault-tolerant systems or methodologies. Recently, some research has been initiated to develop techniques that can provide a spectrum of fault tolerance capabilities. In this paper, we present the design of a fault tolerance framework that can support a wide range of applications with various fault tolerance requirements, various criticality levels, and various system models. The framework is designed to be parameterizable so that the user can configure it to obtain the de
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Georges, Jean-Philippe, Didier Theilliol, Vincent Cocquempot, Jean-Christophe Ponsart, and Christophe Aubrun. "Fault tolerance in networked control systems under intermittent observations." International Journal of Applied Mathematics and Computer Science 21, no. 4 (2011): 639–48. http://dx.doi.org/10.2478/v10006-011-0050-x.

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Fault tolerance in networked control systems under intermittent observationsThis paper presents an approach to fault tolerant control based on the sensor masking principle in the case of wireless networked control systems. With wireless transmission, packet losses act as sensor faults. In the presence of such faults, the faulty measurements corrupt directly the behaviour of closed-loop systems. Since the controller aims at cancelling the error between the measurement and its reference input, the real outputs will, in such a networked control system, deviate from the desired value and may drive
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Ye, Ziqi, Guangbin Cai, Hui Xu, Yiming Shang, and Changhua Hu. "Prescribed Performance Sliding Mode Fault-Tolerant Tracking Control for Unmanned Morphing Flight Vehicles with Actuator Faults." Drones 9, no. 4 (2025): 292. https://doi.org/10.3390/drones9040292.

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This article focuses on the prescribed performance sliding mode fault-tolerant control problem for an unmanned morphing flight vehicle (MFV) with actuator faults and composite disturbances during wing deformation. Firstly, the longitudinal nonlinear dynamic model of the unmanned MFV is introduced. Then, a control framework is proposed by decomposing the integrated dynamic model into attitude and velocity subsystems, effectively simplifying controller architecture and improving fault tolerance. Further, the constrained tracking errors are systematically transformed into unconstrained counterpar
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7

Abdi, Hamid, Saeid Nahavandi, Yakov Frayman, and Anthony A. Maciejewski. "Optimal mapping of joint faults into healthy joint velocity space for fault-tolerant redundant manipulators." Robotica 30, no. 4 (2011): 635–48. http://dx.doi.org/10.1017/s0263574711000671.

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SUMMARYSelf-reconfiguration of robotic manipulators under joint failure can be achieved via fault-tolerance strategies. Fault-tolerant manipulators are required to continue their end-effector motion with a minimum velocity jump, when failures occur to their joints. Optimal fault tolerance of the manipulators requires a framework that can map the velocity jump of the end-effector to the compensating joint velocity commands. The main objective of the present paper is to propose a general framework for the fault tolerance of the manipulators, which can minimize the end-effector velocity jump. In
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Naga Tirumala Rao Chillapalli. "AI and Machine Learning Solutions for Real-Time Fault-Tolerant System Design in Critical Applications." Advances in Nonlinear Variational Inequalities 28, no. 1s (2024): 199–207. http://dx.doi.org/10.52783/anvi.v28.2239.

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This study presents an innovative framework for implementing real-time fault-tolerant systems using artificial intelligence (AI) and machine learning (ML) to enhance reliability and resilience in critical applications. Addressing the needs of sectors such as aerospace, healthcare, automotive, and industrial automation, the proposed system integrates fault detection, isolation, and recovery mechanisms into a multi-layered architecture. Through the use of deep learning for accurate anomaly detection and reinforcement learning for rapid fault isolation, the system achieves high fault tolerance wi
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Leduc, Ryan J., Aos Mulahuwaish, and Amal Alsuwaidan. "Timed fault-tolerant supervisory control." International Robotics & Automation Journal 10, no. 2 (2024): 48–61. http://dx.doi.org/10.15406/iratj.2024.10.00283.

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In Mulahuwaish,1–4 we investigated the problem of fault tolerance in the framework of untimed discrete-event systems (DES). This approach is different from the typical fault-tolerant methodology as the approach does not rely on detecting faults and switching to a new supervisor; it requires a supervisor to work correctly under normal and fault conditions. This is a passive approach that relies upon inherent redundancy in the system being controlled. In this paper we extend the work of Mulahuwaish1–4 to the timed DES (TDES) setting. We introduce our setting, and then provide a set of timed faul
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Li, Yunji, Wenzhuo Zhou, and Yajun Wu. "Event-Triggered Fault Estimation and Fault Tolerance for Cyber-Physical Systems with False Data Injection Attacks." Actuators 12, no. 5 (2023): 197. http://dx.doi.org/10.3390/act12050197.

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This paper investigates an event-triggered framework for addressing fault estimation and fault tolerance issues in discrete-time cyber-physical systems (CPSs) with partial state saturations and random false data injection attacks (FDIAs). A stochastic variable is introduced to characterize the random FDIAs and to establish the corresponding model. A reduced-order fault estimator and an event condition are co-derived to reconstruct system states and actuator faults. The proposed event-triggered transmission scheme helps reduce network utilization in the sensor-to-estimator channel. A sufficient
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11

Song, Bongsob, J. Karl Hedrick, and Adam Howell. "Fault Tolerant Control and Classification for Longitudinal Vehicle Control." Journal of Dynamic Systems, Measurement, and Control 125, no. 3 (2003): 320–29. http://dx.doi.org/10.1115/1.1592188.

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In this paper, a new method of analyzing for the performance loss caused by faults in the systems is presented, and applied to the design of a fault tolerant longitudinal controller for a transit bus. Based on the amount of performance loss measured by a quadratic function, fault impact assessment is developed for both single and multiple faults. More specifically, ellipsoidal approximation of the tracking error bounds via dynamic surface control (DSC) is obtained via convex optimization technique for the nonlinear closed-loop system. Relying on the fault impact to the closed loop system and i
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12

Pasupuleti, Murali Krishna. "Homotopy-Guided Adaptive Error Correction Frameworks for Fault-Tolerant Quantum Computing: A Multi-Scale Topological Approach." International Journal of Academic and Industrial Research Innovations(IJAIRI) 05, no. 04 (2025): 334–46. https://doi.org/10.62311/nesx/rp3025.

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Abstract: Quantum error correction (QEC) is fundamental to achieving fault-tolerant quantum computing. Recent advances indicate that homotopy theory and related topological methods offer powerful tools for constructing adaptive, noise-resilient error correction frameworks. By critically interpreting findings across homological and homotopical quantum error correction studies, this paper proposes a multi-scale, homotopy-guided adaptive error correction (HGAEC) framework. Statistical analysis, visual models, and scientific methods support the design. This research highlights novel pathways for t
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Jaswal, Shivani, and Manisha Malhotra. "AFTTM." International Journal of Cloud Applications and Computing 12, no. 1 (2022): 1–12. http://dx.doi.org/10.4018/ijcac.297105.

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Cloud Computing has now successfully emerged as an integral trend in Information Technology market. It is internet-based concept of virtualization. Many failures can occur in computing environment that actually leads to non-availability and non-reliability upon service providers. To ensure this, a mechanism has been proposed in this paper which can deploy the checkpoint module so that faults can be detected timely and shall be removed in due course of time so that reliable and fault free cloud services can be provided to consumers. In this, fault tolerance agent has been used which actually is
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14

Stetter, Ralf. "Algorithms and Methods for the Fault-Tolerant Design of an Automated Guided Vehicle." Sensors 22, no. 12 (2022): 4648. http://dx.doi.org/10.3390/s22124648.

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Researchers around the globe have contributed for many years to the research field of fault-tolerant control; the importance of this field is ever increasing as a consequence of the rising complexity of technical systems, the enlarging importance of electronics and software as well as the widening share of interconnected and cloud solutions. This field was supplemented in recent years by fault-tolerant design. Two main goals of fault-tolerant design can be distinguished. The first main goal is the improvement of the controllability and diagnosability of technical systems through intelligent de
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15

Pulli, A., and M. Lupi. "A simulation methodology for verification of transient fault tolerance of ASICs designed for high-energy physics experiments." Journal of Instrumentation 18, no. 01 (2023): C01038. http://dx.doi.org/10.1088/1748-0221/18/01/c01038.

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Abstract Transient fault tolerance verification is a crucial step in the design of radiation-tolerant ASICs for high-energy physics experiments. In this paper, we discuss a methodical approach toward the verification of transient fault tolerance of ASICs using industry-standard methodologies and tools. The framework for fault verification includes tools for fault enumeration, fault injection, and running fault campaigns. The framework supports fault verification at various levels of design abstraction from high-level register-transfer model to gate-level netlist. The methodology and framework
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16

Unal, Gulay. "Integrated design of fault-tolerant control for flight control systems using observer and fuzzy logic." Aircraft Engineering and Aerospace Technology 93, no. 4 (2021): 723–32. http://dx.doi.org/10.1108/aeat-12-2020-0293.

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Purpose Fault detection, isolation and reconfiguration of the flight control system is an important problem to obtain healthy flight. This paper aims to propose an integrated approach for aircraft fault-tolerant control. Design/methodology/approach The integrated structure includes a Kalman filter to obtain without noise, a full order observer for sensor fault detection, a GOS (generalized observer scheme) for sensor fault isolation and a fuzzy controller to reconfigure of the healthy sensor. This combination is simulated using the state space model of a lateral flight control system in case o
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Punithavathy E and N. Priya. "A resilience framework for fault-tolerance in cloud-based microservice applications." Scientific Temper 15, no. 03 (2024): 2564–69. http://dx.doi.org/10.58414/scientifictemper.2024.15.3.23.

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Cloud-distributed systems offer significant opportunities for fault-tolerant applications. Microservices have gained significant acceptance as a cloud-based architecture for building fault-tolerant cloud applications. The primary aim of this study is to develop a dependable resilience framework, incorporating appropriate design patterns, that can be applied to any cloud applications. This framework combines a bulkhead utilizing a little law approach and an auto-retry circuit breaker, which can be seen as a fault tolerance pattern. This will eliminate the need for manual setting of design patte
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Li, Xue, Zhikang Fan, Shengfeng Wang, Aibing Qiu, and Jingfeng Mao. "A Distributed Fault Diagnosis and Cooperative Fault-Tolerant Control Design Framework for Distributed Interconnected Systems." Sensors 22, no. 7 (2022): 2480. http://dx.doi.org/10.3390/s22072480.

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This paper investigates a design framework for a class of distributed interconnected systems, where a fault diagnosis scheme and a cooperative fault-tolerant control scheme are included. First of all, fault detection observers are designed for the interconnected subsystems, and the detection results will be spread to all subsystems in the form of a broadcast. Then, to locate the faulty subsystem accurately, fault isolation observers are further designed for the alarming subsystems in turn with the aid of an adaptive fault estimation technique. Based on this, the fault estimation information is
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Saied, Majd, Abbas Mishi, Clovis Francis, and Ziad Noun. "A Deep Learning Approach for Fault-Tolerant Data Fusion Applied to UAV Position and Orientation Estimation." Electronics 13, no. 16 (2024): 3342. http://dx.doi.org/10.3390/electronics13163342.

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This work introduces a novel fault-tolerance technique for data fusion in Unmanned Aerial Vehicles (UAVs), designed to address sensor faults through a deep learning-based framework. Unlike traditional methods that rely on hardware redundancy, our approach leverages Long Short-Term Memory (LSTM) networks for state estimation and a moving average (MA) algorithm for fault detection. The novelty of our technique lies in its dual strategy: utilizing LSTMs to analyze residuals and detect errors, while the MA algorithm identifies faulty sensors by monitoring variations in sensor data. This method all
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Yang, Hao, Bin Jiang, Vincent Cocquempot, and Lingli Lu. "Supervisory fault tolerant control with integrated fault detection and isolation: A switched system approach." International Journal of Applied Mathematics and Computer Science 22, no. 1 (2012): 87–97. http://dx.doi.org/10.2478/v10006-012-0006-9.

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Supervisory fault tolerant control with integrated fault detection and isolation: A switched system approachThis paper focuses on supervisory fault tolerant control design for a class of systems with faults ranging over a finite cover. The proposed framework is based on a switched system approach, and relies on a supervisory switching within a family of pre-computed candidate controllers without individual fault detection and isolation schemes. Each fault set can be accommodated either by one candidate controller or by a set of controllers under an appropriate switching law. Two aircraft examp
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Phan, Van Du, and Kyoung Kwan Ahn. "Optimized-Based Fault-Tolerant Control of an Electro-Hydraulic System with Disturbance Rejection." Applied Sciences 12, no. 18 (2022): 9197. http://dx.doi.org/10.3390/app12189197.

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In this article, the design and implementation of a fault-tolerant controller are proposed for an electro-hydraulic actuator (EHA) in the presence of disturbances and actuator faults. The existence of nonlinearities, uncertainties, and a bias fault (i.e., internal leakage fault) in the system dynamics significantly decreases the desired performance. The nonlinear disturbance observers (NDO) are constructed to handle the adverse influences caused by the above disadvantages. The whole fault-tolerant control (FTC) scheme consists of two design loops: an inner force control loop and an outer posit
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Kiamanesh, Bahareh, Ali Behravan, and Roman Obermaisser. "Realistic Simulation of Sensor/Actuator Faults for a Dependability Evaluation of Demand-Controlled Ventilation and Heating Systems." Energies 15, no. 8 (2022): 2878. http://dx.doi.org/10.3390/en15082878.

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In the development of fault-tolerant systems, simulation is a common technique used to obtain insights into performance and dependability because it saves time and avoids the risks of testing the behavior of real-world systems in the presence of faults. Fault injection in a simulation offers a high controllability and observability, and thus is ideal for an early dependability analysis and fault-tolerance evaluation. Heating, ventilation, and air conditioning (HVAC) systems in critical infrastructures, such as airports and hospitals, are safety-relevant systems, which not only determine energy
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Yang, S. S., and J. Chen. "Design and Assessment of a Multiple Sensor Fault Tolerant Robust Control System." Journal of Control Science and Engineering 2008 (2008): 1–10. http://dx.doi.org/10.1155/2008/152030.

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This paper presents an enhanced robust control design structure to realise fault tolerance towards sensor faults suitable for multi-input-multi-output (MIMO) systems implementation. The proposed design permits fault detection and controller elements to be designed with considerations to stability and robustness towards uncertainties besides multiple faults environment on a common mathematical platform. This framework can also cater to systems requiring fast responses. A design example is illustrated with a fast, multivariable and unstable system, that is, the double inverted pendulum system. R
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Seybold, Lothar, Marcin Witczak, Paweł Majdzik, and Ralf Stetter. "Towards Robust Predictive Fault–Tolerant Control for a Battery Assembly System." International Journal of Applied Mathematics and Computer Science 25, no. 4 (2015): 849–62. http://dx.doi.org/10.1515/amcs-2015-0061.

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Abstract The paper deals with the modeling and fault-tolerant control of a real battery assembly system which is under implementation at the RAFI GmbH company (one of the leading electronic manufacturing service providers in Germany). To model and control the battery assembly system, a unified max-plus algebra and model predictive control framework is introduced. Subsequently, the control strategy is enhanced with fault-tolerance features that increase the overall performance of the production system being considered. In particular, it enables tolerating (up to some degree) mobile robot, proce
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Zhou, Hao, Yu Hua Tang, and Jing Fei Jiang. "Design and Implementation of Scalable Autonomous Centralized Fault-Tolerant Scheme for Satellite System." Advanced Materials Research 532-533 (June 2012): 813–17. http://dx.doi.org/10.4028/www.scientific.net/amr.532-533.813.

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Depending on application requirements, the number of processing nodes in parallel satellite system varies. Currently, fault-tolerant design for satellite system often aims to solve specific problems, lacking in universality. This paper presents a scalable autonomous centralized fault-tolerant (SACFt) architecture. Based on it, functional module framework of each system node and autonomous fault-tolerant strategy are designed. This scheme is insensitive to scale change of the processing nodes. It can ensure autonomous fault tolerance and control node parallelism on demand flexibly at the same t
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Xing, Zhenlin, and Jianliang Ai. "Fault-Tolerant Control for Carrier-Based Aircraft Based on Adaptive Fuzzy Sliding-Mode Method." Applied Sciences 13, no. 23 (2023): 12685. http://dx.doi.org/10.3390/app132312685.

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Carrier-based aircraft landing involves complex system engineering characterised by strong nonlinearity, significant coupling and susceptibility to environmental disturbances, and autonomous landing of carrier-based aircraft under fault states is even more challenging and riskier. To address the control-system problems of loss of efficiency and performance due to actuator faults and performance degradation due to various unknown disturbances, presented here is fault-tolerant control for carrier-based aircraft based on adaptive fuzzy sliding-mode fault-tolerant control (AFSMFTC). First, three m
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Feng, Xiaoliang, Lan Wu, and Chenglin Wen. "Sequential Fault-Tolerant Fusion Estimation for Multisensor Time-Varying Systems." Discrete Dynamics in Nature and Society 2018 (November 6, 2018): 1–9. http://dx.doi.org/10.1155/2018/4504206.

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In this paper, the impact of the fusion framework on the fault diagnosis process is discussed. The centralized fusion framework makes it difficult to locate and estimate the sensor fault. Based on the fault detection method, the sequential fusion framework could locate and estimate the sensor fault and realize the fault-tolerant estimation of system states. In the sense of minimum mean square error (MMSE), based on the sequential detection of bias fault of sensors, a sequential fault-tolerant fusion estimation approach is presented to estimate the sensor fault and the system state, simultaneou
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Wang, Lei, Ming Cai, Hu Zhang, Fuad Alsaadi, and Liu Chen. "Active Fault-Tolerant Control for Wind Turbine with Simultaneous Actuator and Sensor Faults." Complexity 2017 (2017): 1–11. http://dx.doi.org/10.1155/2017/6164841.

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The purpose of this paper is to show a novel fault-tolerant tracking control (FTC) strategy with robust fault estimation and compensating for simultaneous actuator sensor faults. Based on the framework of fault-tolerant control, developing an FTC design method for wind turbines is a challenge and, thus, they can tolerate simultaneous pitch actuator and pitch sensor faults having bounded first time derivatives. The paper’s key contribution is proposing a descriptor sliding mode method, in which for establishing a novel augmented descriptor system, with which we can estimate the state of system
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Chao, Kuei-Hsiang, and Chen-Hou Ke. "Fault Diagnosis and Tolerant Control of Three-Level Neutral-Point Clamped Inverters in Motor Drives." Energies 13, no. 23 (2020): 6302. http://dx.doi.org/10.3390/en13236302.

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This paper presents an extension theory-based assessment method to perform fault diagnosis for inverters in motor driving systems. First, a three-level neutral-point clamped (NPC) inverter is created using the PSIM software package to simulate faults for any power transistor in the NPC-type inverter. Fast Fourier transformation is used to transform the line current signals in the time domain into a spectrum in the frequency domain for analysis of the corresponding spectrum of features of the inverter for faults with different power transistors. Then, the relationships between fault types and s
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Chen, Hongtao, Yuchen Dai, Yuhan Liu, Lei Li, and Xiaoning Huang. "A Novel Adaptive Fault-Tolerant Cooperative Control for Multi-PMLSMs of Low-Carbon Urban Rail Linear Traction Systems." Sustainability 17, no. 6 (2025): 2367. https://doi.org/10.3390/su17062367.

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Permanent magnetic linear synchronous motors (PMLSMs) have emerged as a promising solution for low-carbon urban rail transit systems due to their superior energy efficiency. However, their widespread adoption is hindered by significant challenges in achieving high-precision cooperative control and fault-tolerant operation across multi-PMLSMs. To address these issues, this paper proposed a novel composite observer-based adaptive fault-tolerant cooperative control framework, which enables reliable speed synchronization in multi-PMLSM urban rail traction systems through three key innovations. Ini
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Himanshu Shekhar, Prof. Deepa Gianchandani. "Survey on Fault Tolerance Startgies for Advance Microelectronics Chip." International Journal on Recent and Innovation Trends in Computing and Communication 7, no. 1 (2019): 01–04. http://dx.doi.org/10.17762/ijritcc.v7i1.5217.

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In the complex advance microelectronics based system, handling units are managing gadgets of littler size, which are delicate to the transient faults. A framework should be fabricated that will perceive the presence of faults and fuses strategies to will endure these faults without troublesome the typical activity A transient fault happens in a circuit caused by the electromagnetic commotions, astronomical beams, crosstalk and power supply clamor. It is extremely hard to recognize these faults amid disconnected testing. Subsequently a region effective fault tolerant full adder for testing and
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Jain, Tushar, Joseph Yamé, and Dominique Sauter. "Model-free reconfiguration mechanism for fault tolerance." International Journal of Applied Mathematics and Computer Science 22, no. 1 (2012): 125–37. http://dx.doi.org/10.2478/v10006-012-0009-6.

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Model-free reconfiguration mechanism for fault toleranceThe problem of fault tolerant control is studied from the behavioral point of view. In this mathematical framework, the concept of interconnection among the variables describing the system is a key point. The problem is that the behavior we intend to control is not known. Therefore, we are interested in designing a fault accommodation scheme for an unknown behavior through an appropriate behavioral interconnection. Here we deal simply with the trajectories that are generated by the system in real time. These trajectories determine the beh
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Wang, Xuerao, Yuncheng Ouyang, Xiao Wang, and Qingling Wang. "A Novel, Finite-Time, Active Fault-Tolerant Control Framework for Autonomous Surface Vehicle with Guaranteed Performance." Journal of Marine Science and Engineering 12, no. 2 (2024): 347. http://dx.doi.org/10.3390/jmse12020347.

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In this paper, a finite-time, active fault-tolerant control (AFTC) scheme is proposed for a class of autonomous surface vehicles (ASVs) with component faults. The designed AFTC framework is based on an integrated design of fault detection (FD), fault estimation (FE), and controller reconfiguration. First, a nominal controller based on the Barrier Lyapunov function is presented, which guarantees that the tracking error converges to the predefined performance constraints within a settling time. Then, a performance-based monitoring function with low complexity is designed to supervise the trackin
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Sharma, P., and P. K. Gupta. "QoS-aware CR-BM-based hybrid framework to improve the fault tolerance of fog devices." Journal of Applied Research and Technology 19, no. 1 (2021): 66–76. http://dx.doi.org/10.22201/icat.24486736e.2021.19.1.1493.

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With the evolution of the Internet of Things (IoT), the use of smart devices has completely changed the day-to-day life of the human being. IoT devices are of flexible use which is implemented to sense the environment and data efficiently. However, these devices have some constrained capabilities concerning fault tolerance, computation cost, and storage. This requires an improved framework and algorithms for performing effective operations. In this paper, a hybrid framework is proposed, which incorporates the various IoT devices in fog environments to enhance fault tolerance. The proposed fram
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Yao, Zhuoer, Zi Kan, Chong Zhen, Haoyuan Shao, and Daochun Li. "Fault-Tolerant Control for Carrier-Based UAV Based on Sliding Mode Method." Drones 7, no. 3 (2023): 194. http://dx.doi.org/10.3390/drones7030194.

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To enable a carrier-based unmanned aerial vehicle (UAV) to track the desired glide trajectory and safely land on the deck with the presence of system faults, this paper proposes a neural network-based adaptive sliding mode fault-tolerant control (NASFTC) method. Firstly, the dynamic model of the carrier -based UAV, the actuator fault model, the additional unknown fault model, and the control framework of the automatic carrier landing system (ACLS) were developed. Subsequently, controllers for both longitudinal and lateral channels were designed by using the NASFTC method. The controller consis
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Lemeshko, Oleksandr, Oleksandra Yeremenko, and Nadia Tariki. "Solution for the Default Gateway Protection within Fault-Tolerant Routing in an IP Network." International journal of electrical and computer engineering systems 8, no. 1 (2017): 19–26. http://dx.doi.org/10.32985/ijeces.8.1.3.

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In this paper, the consistent solution for default gateway protection within fault-tolerant routing in an IP network is presented, and it is based on development of the appropriate flow-based mathematical model. Within the framework of the proposed model, a fault-tolerant routing problem has been reduced to the solution of the optimization problem of nonlinear programming. Fault-tolerance functions are implemented by introducing additional routing variables responsible for the calculation of a backup default gateway and the corresponding path (multipath) in the transport network. Several examp
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Subasi, Omer, Tatiana Martsinkevich, Ferad Zyulkyarov, Osman Unsal, Jesus Labarta, and Franck Cappello. "Unified fault-tolerance framework for hybrid task-parallel message-passing applications." International Journal of High Performance Computing Applications 32, no. 5 (2016): 641–57. http://dx.doi.org/10.1177/1094342016669416.

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We present a unified fault-tolerance framework for task-parallel message-passing applications to mitigate transient errors. First, we propose a fault-tolerant message-logging protocol that only requires the restart of the task that experienced the error and transparently handles any message passing interface calls inside the task. In our experiments we demonstrate that our fault-tolerant solution has a reasonable overhead, with a maximum observed overhead of 4.5%. We also show that fine-grained parallelization is important for hiding the overheads related to the protocol as well as the recover
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38

Kolisetty, Soma Sekhar, and Battula Srinivasa Rao. "Scalable epidemic message passing interface fault tolerance." Bulletin of Electrical Engineering and Informatics 11, no. 2 (2022): 998–1006. http://dx.doi.org/10.11591/eei.v11i2.3374.

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Resilience and fault tolerance are challenging tasks in the field of high performance computing (HPC) and extreme scale systems. Components fail more often in such systems, results in application abort. Adopting fault–tolerance techniques can be consistently detect failures and continue application’s execution even if the failures exist. A prominent parallel programming specification, message passing interface (MPI), as it would be used to implement failure detection and consensus algorithm in this paper. Although the MPI does not facilitate fault tolerant behavior, this work presents a fault
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39

Domínguez, Carlos, and Claudio Urrea. "Intelligent Fault-Tolerant Control of Delta Robots: A Hybrid Optimization Approach for Enhanced Trajectory Tracking." Sensors 25, no. 6 (2025): 1940. https://doi.org/10.3390/s25061940.

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The kinematic complexity and multi-actuator dependence of Delta-type manipulators render them vulnerable to performance degradation from faults. This study presents a novel approach to Active Fault-Tolerant Control (AFTC) for Delta-type parallel robots, integrating an advanced fault diagnosis system with a robust control strategy. In the first stage, a fault diagnosis system is developed, leveraging a hybrid feature extraction algorithm that combines Wavelet Scattering Networks (WSNs), Principal Component Analysis (PCA), Linear Discriminant Analysis (LDA), and Meta-Learning (ML). This system e
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40

Nevin, Vunka Jungum, Mohamudally Nawaz, and Nissanke Nimal. "A Fault Tolerant Mechanism for Partitioning and Offloading Framework in Pervasive Environments." International Journal of Computer Science Issues 17, no. 6 (2020): 1–8. https://doi.org/10.5281/zenodo.4431214.

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Application partitioning and code offloading are being researched extensively during the past few years. Several frameworks for code offloading have been proposed. However, fewer works attempted to address issues occurred with its implementation in pervasive environments such as frequent network disconnection due to high mobility of users. Thus, in this paper, we proposed a fault tolerant algorithm that helps in consolidating the efficiency and robustness of application partitioning and offloading frameworks. To permit the usage of different fault tolerant policies such as replication and chec
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Wang, Kaixuan, and Jian Yang. "Fault-Tolerant Relay Node Placement in Wireless Sensor Networks for Surveillance of Overhead Transmission Lines." Mathematical Problems in Engineering 2022 (March 20, 2022): 1–13. http://dx.doi.org/10.1155/2022/6077374.

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Wireless sensor networks provide a promising technology to surveil overhead transmission lines in smart grid communication. However, a great challenge for researchers is proposed by adverse outdoor environments and essential requirements of strong as well as flexible smart grid communication. Specifically, nearly linear topology, limited energy, and tolerance for faults are entangled to make the surveillance system complex. Because of the need for deep understanding of system, significant efforts have been made in the past few years. We have proposed a fault-tolerance framework for surveillanc
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42

Siozios, Kostas, Dimitrios Soudris, and Michael Hübner. "A Framework for Supporting Adaptive Fault-Tolerant Solutions." ACM Transactions on Embedded Computing Systems 13, no. 5s (2014): 1–22. http://dx.doi.org/10.1145/2629473.

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43

Fang, Shaoji, and Mogens Blanke. "Fault monitoring and fault recovery control for position-moored vessels." International Journal of Applied Mathematics and Computer Science 21, no. 3 (2011): 467–78. http://dx.doi.org/10.2478/v10006-011-0035-9.

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Fault monitoring and fault recovery control for position-moored vessels This paper addresses fault-tolerant control for position mooring of a shuttle or floating production storage and offloading vessels. A complete framework for fault diagnosis is presented. A loss of a sub-sea mooring line buoyancy element and line breakage are given particular attention, since such failures might cause high-risk abortion of an oil-loading operation. With significant drift forces from waves, non-Gaussian elements dominate forces and the residuals designed for fault diagnosis. Hypothesis testing is designed u
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Newman, Michael, Leonardo Andreta de Castro, and Kenneth R. Brown. "Generating Fault-Tolerant Cluster States from Crystal Structures." Quantum 4 (July 13, 2020): 295. http://dx.doi.org/10.22331/q-2020-07-13-295.

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Measurement-based quantum computing (MBQC) is a promising alternative to traditional circuit-based quantum computing predicated on the construction and measurement of cluster states. Recent work has demonstrated that MBQC provides a more general framework for fault-tolerance that extends beyond foliated quantum error-correcting codes. We systematically expand on that paradigm, and use combinatorial tiling theory to study and construct new examples of fault-tolerant cluster states derived from crystal structures. Included among these is a robust self-dual cluster state requiring only degree-3 c
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45

Soma, Sekhar Kolisetty, and Srinivasa Rao Battula. "Scalable epidemic message passing interface fault tolerance." Bulletin of Electrical Engineering and Informatics 11, no. 2 (2022): 998~1006. https://doi.org/10.11591/eei.v11i2.3374.

Full text
Abstract:
Resilience and fault tolerance are challenging tasks in the field of high performance computing (HPC) and extreme scale systems. Components fail more often in such systems, results in application abort. Adopting fault– tolerance techniques can be consistently detect failures and continue application’s execution even if the failures exist. A prominent parallel programming specification, message passing interface (MPI), as it would be used to implement failure detection and consensus algorithm in this paper. Although the MPI does not facilitate fault tolerant behavior, this work pres
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46

Sharma, Sheetal, Kamali Gupta, Deepali Gupta, Sapna Juneja, Hamza Turabieh, and Subhash Sharma. "SWOT: A Hybrid Hardware-Based Approach for Robust Fault-Tolerant Framework in a Smart Day Care." Security and Communication Networks 2022 (May 27, 2022): 1–16. http://dx.doi.org/10.1155/2022/2939469.

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Internet of Things (IoT) has made its imprint on every part of the globe today. Offices, households, factories, industries, agriculture, and day cares, among other places, have all upgraded to their innovative version. It has propounded great potential in various real-world applications. The topical trends in the adoption of IoT have also highlighted the challenges associated with the performance of IoT devices. IoT devices require continuous monitoring for any performance degradation. A bibliometric analysis of 587 papers is undertaken on the Scopus database to spot the increasing interest of
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Tahiri, Imane, Alexandre Philippot, Véronique Carré-Ménétrier, and Bernard Riera. "A Fault-Tolerant and Reconfigurable Control Framework: Modeling, Design, and Synthesis." Processes 11, no. 3 (2023): 701. http://dx.doi.org/10.3390/pr11030701.

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Manufacturing systems (MS) have become increasingly complex due to constraints induced by a changing environment, such as flexibility, availability, competition, and key performance indicators. This change has led to a need for flexible systems capable of adapting to production changes while meeting productivity and quality criteria and reducing the risk of failures. This paper provides a methodology for designing reconfigurable and fault-tolerant control for implementation in a Programmable Logic Controller (PLC). The main contribution of this methodology is based on a safe control synthesis
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Shen, Haidong, Jiwei Du, Kun Yan, Yanbin Liu, and Jinbao Chen. "VGESO-Based Finite-Time Fault-Tolerant Tracking Control for Quadrotor Unmanned Aerial Vehicle." International Journal of Aerospace Engineering 2024 (February 2, 2024): 1–15. http://dx.doi.org/10.1155/2024/2541698.

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Based on the variable gain extended state observer, a finite-time fault-tolerant control strategy is developed for the quadrotor unmanned aerial vehicle with actuator faults and external disturbances. Firstly, a novel variable gain extended state observer is designed to estimate the unknown external disturbances, which mitigates the initial peaking phenomenon existing in traditional extended state observer-based methods. Meanwhile, the neural networks are applied to accurately approximate unknown couplings online. Moreover, with the help of the projection operator technique, the unknown actuat
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Qi, Yiwen, and Jiaming Hu. "Observer-based bumpless switching control for switched linear systems with sensor faults." Transactions of the Institute of Measurement and Control 40, no. 5 (2017): 1490–98. http://dx.doi.org/10.1177/0142331216685605.

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This paper investigates the bumpless transfer problem of switched linear systems with sensor faults. The framework of the switched control systems includes two kinds of controllers, one is for normal use and the other is for fault-tolerant control when sensor faults have occurred. Considering that the information of the sensor faults is unknown to the controller, an observer is designed for the fault-tolerant controller. Moreover, in view of the issue that the output difference between the online and offline controllers may induce undesired oscillations in control input at the switching instan
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Ejaz, Fatima, Mirza Tariq Hamayun, Shariq Hussain, et al. "An adaptive sliding mode actuator fault tolerant control scheme for octorotor system." International Journal of Advanced Robotic Systems 16, no. 2 (2019): 172988141983243. http://dx.doi.org/10.1177/1729881419832435.

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In this article, an adaptive sliding mode control is used in the framework of fault tolerant control to mitigate the effects of actuator faults without requiring the actuator health information. Since unmanned aerial vehicles are being used in multiple fields such as military, surveillance, media, agriculture, communication and trading sector, therefore it is of vital importance to overcome the effects of actuator faults that can decline system performance and can even lead to some serious accidents. The proposed adaptive sliding mode control approach can handle actuator faults directly withou
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