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Proactive control of cresting in homogeneous oil reservoirs: an experimental study
Homogeneity Capillarity Cresting Breakthrough time
2018/4/2
This paper sets out to investigate experimentally the use of electromagnetic valves in controlling production of water during cresting from homogeneous non-fractured thick-oil and thin-oil reservoirs,...
Improved Ultrasonic Offshore Oil Pipeline Thickness Accurate Detection Using Hilbert-Huang Transform and Elman Neural Network
Elman neural network Hilbert-Huang transform Feature extraction
2009/7/27
Pipeline flaw detection and safety evaluation are very important because of internal corrosion usually caused by the presence of the water (salty or not), and external damage by anchors or other equip...
Research on Recognition Algorithm of Offshore Oil Pipeline Defect Inspection Based on Magnetic Flux Leakage Method
Magnetic flux leakage Pipeline inspection WBF neural network Multiresolution
2009/7/24
Pipeline safety evaluation is an important issue in the industry. Based on magnetic flux leakage (MFL) method, this paper presents an automated inspection device to inspect pipeline defects, analyzes...
Automatic Data Acquisition System for Offshore Oil Pipeline Magnetic Flux Leakage On-line Inspection
Pipeline inspection Magnetic flux leakage Adaptive filter Data compression
2009/7/24
In order to assure the safety of oil pipeline transmission, it is very important to continue routine inspection of offshore pipelines to identify defects or corrosions as early as possible. A high-sp...
Influence of Corrosion Products on Magnetic Flux Leakage Signals in Inspection of Far-side Metal-loss Defects in Oil Storage Tank Bottom Floors
Non-destructive testing Magnetic leakage field Oil storage tank
2009/7/24
Magnetic flux leakage testing (MFLT) is a reliable inspection method for far-side metal loss type flaws. Corrosion products of ferromagnetic substances are generated in wet environments, so may affe...
Retaining human resources in petroleum industry and oil and gas production facilities in Japan
asphalt human resources energy policy young technologist technical transfer unconventional
2009/4/14
Natural asphalt produced from oil bearing region in Northern Japan has been used as a glue to fix shaft and knife during the Jomon period (5000∼2300 years ago). The 121 oil and gas fields were...