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Risk Analysis on Leakage Failure of Natural Gas Pipelines by Fuzzy Bayesian Network with a Bow-Tie Model

Xian Shan, Kang Liu, Pei-Liang Sun
2017 Scientific Programming  
The objective of this study is to present a practical risk assessment method based on Bow-tie model and Bayesian network for risk analysis of natural gas pipeline leakage.  ...  Then construct the Bow-tie model, use the quantitative analysis of Bayesian network to find the weak links in the system, and make a prediction of the control measures to reduce the rate of the accident  ...  Risk Analysis Based on Fuzzy Bayesian Network with a Bow-Tie Model Collect Necessary Information of the Risk.  ... 
doi:10.1155/2017/3639524 fatcat:e5fliruzxzhzhfo6mgr5ker7hi

Fire and explosion analysis of filling station based on fuzzy mathematics and Bayesian network model

Chen Kezhen, Ye Jihong, Zhang Xiaofeng, Lv Qingqing
2021 E3S Web of Conferences  
The prior probability was modified by introducing fuzzy mathematics in the process of transforming the fault tree into Bayesian network, and the posterior probability of the basic events of CNG filling  ...  In order to explore the basic events and risk occurrence probability of fire and explosion accidents in CNG (Compressed Natural Gas) filling station, a corresponding Bayesian network risk model was established  ...  Conclusion The Bayesian network analysis model based on fault tree overcomes the limitation of fault tree analysis method.  ... 
doi:10.1051/e3sconf/202126103055 doaj:6ae5122fcb74439d9acd9c318b7db9cd fatcat:t7udqzfymbf5vhpsrkqkhzkj6e

Software Risk Analysis with the use of Classification Techniques: A Review

M. N. A. Khan, A. M. Mirza, I. Saleem
2020 Zenodo  
Risk analysis and management is a critical aspect of the software development process. Various risks are associated with every phase of the software development lifecycle.  ...  Most risk analysis techniques have been applied in the requirement analysis phase, so there is a scarcity of tools supporting automated risk analysis.  ...  Many researchers have proposed different prediction approaches such as an Artificial Neural Networks, Fuzzy Logic, Decision Tree, Bayesian Network (BN), etc. to overcome the problem of risk in software  ... 
doi:10.5281/zenodo.3934583 fatcat:4mz565mkzvbvvngszld5vedmn4

Risk Assessment of Rail Haulage Accidents in Inclined Tunnels with Bayesian Network and Bow-Tie Model

Qingwei Xu, Kaili Xu
2018 Current Science  
First, a simple case study of mapping fault tree into Bayesian network was introduced.  ...  Second, the risk level and critical basic events could be achieved according to forward analysis and backward analysis of Bayesian network with the help of GeNIe software.  ...  Before quantitative analysis with Bayesian network, the risk factors of accidents should be identified according to other methods such as fault tree analysis.  ... 
doi:10.18520/cs/v114/i12/2530-2538 fatcat:cuxapjbfqzcavfwqslzdcly2de

The risk assessment of a crude oil pipeline using fuzzy and bayesian based bow-tie analysis

Jishin Jayan T, Department of Mechanical Engineering, Bannari Amman Institute of Technology, Sathyamangalam, Tamilnadu, India., Muthukumar K, Renjith V.R., Priscilla George, Department of Mechanical Engineering, Bannari Amman Institute of Technology, Sathyamangalam, Tamilnadu, India., Division of Safety and Fire Engineering, School of Engineering, Cochin University of Science and Technology (CUSAT), Kochi, Kerala, India., Division of Safety and Fire Engineering, School of Engineering, Cochin University of Science and Technology (CUSAT), Kochi, Kerala, India.
2021 Maǧallaẗ al-abḥāṯ al-handasiyyaẗ  
Bayesian networks can perform effective dynamic risk analysis by considering the conditional dependencies between various basic events leading to pipeline failure.  ...  The effectiveness of Bayesian network in performing forward analysis to determine the probabilities of pipeline failure consequences is demonstrated.  ...  .,(2012) overcome the static nature problem by updating the initial Bow-tie with the integration of fuzzy and Bayesian approaches.  ... 
doi:10.36909/jer.icmmm.12399 fatcat:rouwgz2a6vacdo4z5oq4n4qvxa

A fuzzy Bayesian network approach for risk analysis in process industries

Mohammad Yazdi, Sohag Kabir
2017 Chemical engineering research & design  
Fault tree analysis is a widely used method of risk assessment in process industries.  ...  The proposed approach makes the use of expert knowledge and fuzzy set theory for handling the uncertainty in the failure data and employs the Bayesian Network modeling for capturing dependency among the  ...  Bayesian Modeling and Analysis Once the data for all basic events are obtained, the fault tree (Fig. 6 ) is mapped to a Bayesian Network (Fig. 8) .  ... 
doi:10.1016/j.psep.2017.08.015 fatcat:nn564awupjfk7cj63sb5z4btwm

The Method of Oilfield Development Risk Forecasting and Early Warning Using Revised Bayesian Network

Yihua Zhong, Yuxin Liu, Xuxu Lin, Shiming Luo
2016 Mathematical Problems in Engineering  
of risk was proposed by introducing neural network to Bayesian networks.  ...  However, scholars and practitioners in the all world are seldom concerned with the risk problem of oilfield block development.  ...  Acknowledgment The authors are grateful for financial support from scientific research innovation team fund of Southwest Petroleum University (2013XJZT004): "The Optimization Theory and Control."  ... 
doi:10.1155/2016/9564801 fatcat:5aksfi46mbbhbcnt7vpeshwsda

Real Time Fault Detection and Isolation: A Comparative Study

Shahrzad Hekmat, Reza Ravanmehr
2016 International Journal of Computer Applications  
To deal with this issue, an appropriate automatic classification system to detect and diagnosis faults in run time should be utilized.  ...  Design and implementation of a complicated real-time system, completely free of fault is difficult and fault tolerance methods require features which are not usually follow the characteristics of a real-time  ...  Model-based systems, rulebased systems, decision tree, bayesian network, semantic network and fuzzy logic are examples of this system applied for fault detection, decision support in monitoring systems  ... 
doi:10.5120/ijca2016907931 fatcat:rmkhktd3wfct3mrq27nybawrri

Fault diagnosis of Train network Control Management System based on Dynamic Fault Tree and Bayesian Network

Chong Wang, Lide Wang, Huang Chen, Yueyi Yang, Ye Li
2020 IEEE Access  
INDEX TERMS Train network control management system, dynamic Fault tree analysis, Bayesian network, fault diagnosis.  ...  Then, the dynamic fault tree model is transformed into the Bayesian network (BN) model, which can model the reliability of such types of systems.  ...  [29] have introduced a fuzzy AHP index system of respective expert judgment ability and built up an event tree, then quantitative risk reasoning and sensitivity analysis of foundation pit collapse is  ... 
doi:10.1109/access.2020.3046681 fatcat:ldbnhmfqhzhinnzxy66xcasonq

Fuzzy Human Reliability Analysis: Applications and Contributions Review

P. A. Baziuk, S. S. Rivera, J. Núñez Mc Leod
2016 Advances in Fuzzy Systems  
Fuzzy contributions improve HRA in five main aspects: (1) uncertainty treatment, (2) expert judgment data treatment, (3) fuzzy fault trees, (4) performance shaping factors, and (5) human behaviour model  ...  The applications and contributions of fuzzy set theory to human reliability analysis (HRA) are reassessed.  ...  Acknowledgments This work is supported by the National Council of Scientific and Technical Research CONICET, Argentina, and the National University of Cuyo, Mendoza, Argentina.  ... 
doi:10.1155/2016/4612086 fatcat:w7r3yjhqcrbitnudugmb6jh6ia

An Integrated Fuzzy Fault Tree Model with Bayesian Network-Based Maintenance Optimization of Complex Equipment in Automotive Manufacturing

Hamzeh Soltanali, Mehdi Khojastehpour, José Torres Farinha, José Edmundo de Almeida e Pais
2021 Energies  
To deal with such uncertainties, this study proposes a fuzzy fault tree analysis (FFTA) approach as a proactive knowledge-based technique to estimate the FP towards a convenient maintenance plan in the  ...  Moreover, due to the undynamic relationship between the failures of complex systems in the current FFTA model, a Bayesian network (BN) theory was employed.  ...  Conflicts of Interest: The authors declare no conflict of interest for this article.  ... 
doi:10.3390/en14227758 fatcat:ul2uitlgqjc3xagsubpwtgkpka

Dynamic Safety Management on the Key Equipment of Coal Gasification Based on Dbt-Dbn Method

Han Gao, Yili Duo, Tie Sun, Xuefeng Yang, Francisco J. Montáns
2020 Mathematical Problems in Engineering  
This paper presents a newly developed model based on Dynamic Bow-Tie (DBT) and Dynamic Bayesian network (DBN) for quantitative dynamic risk assessment of gasifier system.  ...  Traditional safety analysis methods such as fault tree and bow-tie diagram suffer from drawbacks as being static and ineffective in handling uncertainty, which hamper their application to risk analysis  ...  As pointed out in [19] , Bayesian networks (BNs) have become a popular tool for quantitative risk assessment.  ... 
doi:10.1155/2020/7469470 fatcat:baxikhyiqbbfzjgb4myvtkug44

Reliability analysis for multi-state system based on triangular fuzzy variety subset bayesian networks

Qin He, Yabing Zha, Ruijun Zhang, Quan Sun, Tianyu Liu
2017 Eksploatacja i Niezawodnosc  
Reliability analysis for multi-state system based on triangular fuzzy variety subset bayesian networks. eksploatacja i niezawodnosc -Maintenance and Reliability 2017; 19 (2): 152-165, http://dx.  ...  Dynamic fuzzy importance of root node x 1 when leaf node T at fault states 0.5 and 1  ...  Acknowledgements This work is supported by the National Natural Science Foundation of China under Grant 51075244 and the program of domestic study for young scholar of university of Shandong province.  ... 
doi:10.17531/ein.2017.2.2 fatcat:55g24gvf4vfd5ji63xndci2n4a

2011 Index IEEE Transactions on Reliability Vol. 60

2011 IEEE Transactions on Reliability  
., +, TR Sept. 2011 647-657 Fault trees Improved Efficiency in the Analysis of Phased Mission Systems With Multiple Failure Mode Components.  ...  ., +, TR Dec. 2011 729-741 Integrated circuit reliability Reliability Analysis of H-Tree Random Access Memories Implemented With Built in Current Sensors and Parity Codes for Multiple Bit Upset Correction  ...  T Telecommunication network reliability  ... 
doi:10.1109/tr.2011.2178722 fatcat:i6tcfuwgkveejlk7benvermwc4

Fuzzy evidence theory and Bayesian networks for process systems risk analysis

Mohammad Yazdi, Sohag Kabir
2018 Human and Ecological Risk Assessment  
In this paper, a novel methodology is proposed for QRA by combining fuzzy set theory and evidence theory with Bayesian networks to describe the uncertainties, aggregate experts' opinions, and update prior  ...  Quantitative risk assessment (QRA) approaches systematically evaluate the likelihood, impacts and risk of adverse events.  ...  Using the sensitivity analysis, the system analysts can identify the critical components or weakest parts of the system model by running a diagnostic analysis of the Bayesian network model of the fault  ... 
doi:10.1080/10807039.2018.1493679 fatcat:zh2pcszmxvhi3gtlwuekuannna
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