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Article
Open AccessEvolution of tribo-magnetization during sliding of ferromagnetic materials
Sliding-induced subsurface microstructure evolution is believed to be decisive for determining the friction and wear performance of metallic contacts as well as the development of tribo-magnetization. This exp...
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Chapter and Conference Paper
Measurement of Axial Force of Bolted Structures Based on Ultrasonic Testing and Metal Magnetic Memory Testing
Bolted structures are widely utilized in flange sealing of the petrochemical high-pressure facilities, measurement of axial force of bolted structures can contribute to monitor flange sealing status. In this p...
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Chapter and Conference Paper
A 3S_BN Based Approach for the Quantitative Risk Assessment of Third-Party Damage on Pipelines
Third-party damage (TPD) is identified as the greatest threat to the safe operation of pipelines in different countries. The traditional TPD risk assessment methods cannot calculate the failure probability qua...
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Article
Inertia matching analysis of a 5-DOF hybrid optical machining manipulator
Inertia matching means the ratio of the mechanical load inertia is converted to each actuator shaft to motor inertia, which is guaranteed within a reasonable range. At present, inertia matching is widely appli...
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Article
A joint particle filter and expectation maximization approach to machine condition prognosis
This paper presents a probabilistic model based approach for machinery condition prognosis based on particle filter by integrating physical knowledge with in-process measurements into a state space framework t...
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Article
A New Ferulic Acid Derivative and Other Anticoagulant Compounds from Angelica sinensis
A new ferulic acid derivative, (1S)-2-O-Z-feruloyl-1-(4-hydroxyphenyl)ethane-1,2-diol (1), together with five known compounds 2–6, was isolated from the radix of Angelica sinensis. Their structures were elucidate...
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Article
A new paradigm of cloud-based predictive maintenance for intelligent manufacturing
Advances in cloud computing reshape the manufacturing industry into dynamically scalable, on-demand service oriented, and highly distributed cost-efficient business model. However it also poses challenges such...
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Chapter and Conference Paper
An Effective Resource Management Architecture in HSE System
The HSE information system constructed in China National Petroleum Corporation (CNPC) in several years ago has not met the demands of HSE (Health, Safety, and Environment) management improvement. The key probl...
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Article
Safety prognostic technology in complex petroleum engineering systems: progress, challenges and emerging trends
Oil and gas facilities used in the petroleum industry can be considered as complex dynamic systems in that they require different types of equipment with various causal relationships among components and proce...
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Chapter and Conference Paper
Hazard Identification of the Offshore Three-Phase Separation Process Based on Multilevel Flow Modeling and HAZOP
HAZOP studies are widely accepted in chemical and petroleum industries as the method for conducting process hazard analysis related to design, maintenance and operation of the systems. Different tools have bee...
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Article
Experimental study of casing wear under impact-sliding conditions
Theoretical analysis and field monitoring show that lateral vibration has very important effect on casing wear in deep & ultra-deep well drilling. The wear mechanism of casing under impact-sliding work conditi...
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Article
Incipient mechanical fault detection based on multifractal and MTS methods
An incipient mechanical fault detection method, combining multifractal theory and Mahalanobis-Taguchi system (MTS), which is based on statistical technology, is proposed in this paper. Multifractal features of...
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Article
Predicting formation lithology from log data by using a neural network
In order to increase drilling speed in deep complicated formations in Kela-2 gas field, Tarim Basin, **njiang, west China, it is important to predict the formation lithology for drilling bit optimization. Base...
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Article
Relations between Ap temperature and deformation by constant stress in cooling in TiNi alloys
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Article
Predicting vibration signals of automobile engine using chaos theory
Condition monitoring and life prediction of the vehicle engine is an important and urgent problem during the vehicle development process. The vibration signals that are closely associated with the engine runni...
