搜索结果: 1-8 共查到“石油与天然气工程 Pipeline”相关记录8条 . 查询时间(0.105 秒)
Modeling of Pipeline Leakage Detection and Prewarning System for Locating Error Analysis Based on Jones Matrix
Pipeline leakage detection Coherence optics Fiber vibration sensor
2009/8/4
The detecting and locating principle of the distributed optical fiber pipeline leakage detecting and prewarning system is proposed in this paper. In allusion to gross error which often occurred in th...
On-line Inspection of Offshore Oil Pipeline Thickness Using Ultrasonic Method
Pipeline inspection Ultrasonic inspection Data acquisition Data storage
2009/8/4
Inspection for flaws is very important in offshore oil pipelines for avoiding disasters. An ultrasonic inspection device for offshore oil pipelines was developed. High speed data acquisition and stor...
Defect Reconstruction of Submarine Oil Pipeline from MFL Signals Using Genetic Simulated Annealing Algorithm
Oil pipeline Defect reconstruction Genetic algorithm Simulated annealing
2009/7/27
This paper presents a genetic simulated annealing algorithm (GSAA)-based inverse algorithm for reconstructing the shape of a two-dimensional defect from the magnetic flux leakage (MFL) signals. In the...
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...
Three-dimensional Finite Element Analysis of Magnetic Flux Leakage Signals Caused by Transmission Pipeline Complex Corrosion
Finite element analysis Magnetic flux leakage Non destructive testing
2009/7/24
The most commonly used and cost effective method of transmission pipeline non destructive testing (NDT) utilizes the magnetic flux leakage (MFL) technique. The corrosion pits occur in many and comple...
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...
Natural gas pipeline between the Japan Sea and the Pacific Ocean connected with natural gas field and LNG receiving terminal in Japan
gas pipeline gas field LNG receiving termina
2009/4/7
Teikoku Oil Co., Ltd. (TOC) completed Shizuoka-line (Koufu to Gotenba-City, 81km) at the end of 2006. Also, Shizuoka Gas Co., Ltd. (SZG), Tokyo Gas Co., Ltd. and TOC completed the Minamifuji-pipelin...