Abstract
In this paper TNO-Advance is presented. It is built in a modular way, therefore allowing quick assembling of specific vehicle configurations and easy integration of new component [...]
Abstract
The paper presents a method to prevent the water hammer by an adaptive control of the valve closing process. For this purpose, the valve is equipped with a brake system that [...]
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The market for embedded applications is facing a growing interest in power consumption issues. The work presented is intended to provide a new model to estimate software-level [...]
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This paper reports the hydrogen permeation behavior of an X-70 pipeline steel in a synthetic near neutral pH field solution under both galvanostatic and potentiostatic conditions. [...]
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Prior to the introduction of plastic pipe many gas utilities used cast iron to build their gas distribution network. Currently, there is approximately forty thousand kilometres [...]
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The primary focus of this study was to examine the feasibility of airborne separation assurance for free flight by evaluating the performance of aircraft-based Conflict Detection [...]
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utomated probing and inspection inside small pipelines have become a hot topic among the micro-robot researchers in both universities and companies worldwide. The reason for [...]
Abstract
The gas industry has an excellent safety record in operating high pressure transmission pipelines. Nevertheless, it is important that pipeline operators have an understanding [...]
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The integrity management of a pipeline with stress corrosion cracking was accomplished in two distinct phases. The initial phase, from 1993 to 1996, consisted of excavations [...]
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Purging of a gas pipeline is the process of displacing the air/nitrogen by natural gas in an accepted constant practice in the natural gas pipeline industry. It is done when [...]
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The end of the 20th century has seen some major developments to the business of pipelines worldwide. In North America and Europe the trend has been toward deregulation of [...]
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Recent advances in SCADA and leak detection system technologies lead to higher scan rates and faster model speeds. As these model speeds increase and the inherent mathematical [...]
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The work deals with the development of a finite element code, named PICPRO (PIpe Crack PROpagation), for the analysis of ductile fracture propagation in buried gas pipelines. [...]
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The final objective of the described project is to develop and implement techniques for a reliable cooperation of autonomous mobile systems that can be used for future traffic [...]
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Fibre reinforced polymeric composites used in pressure retaining structures are seen as an attractive alternative to products made from conventional materials due to their [...]
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To reduce the number of traffic accidents and to increase the drivers comfort, the thought of designing driver assistance systems arose in the past years. Fully or partly [...]
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This paper summarizes the results of research, funded by the Canadian Energy Pipeline Association (CEPA), to determine whether the initiation of near-neutral pH stress corrosion [...]
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An overview of recent developments of tuned vibration absorbers (TVAs) for vibration suppression is presented. The paper summarizes some popular theory for analysis and optimal [...]
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The Russian natural-gas distribution system includes 125,000 miles of pipe and some 250 major pumping stations equipped with 3,700 turbine-driven compressor units. A majority [...]
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The Norman Wells pipeline is an 869 km long, small diameter, buried, ambient temperature, oil pipeline operated by Enbridge Pipeline (NW) Inc. in the discontinuous permafrost [...]
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A biotreatability test was performed on oil-contaminated sphagnum peat moss from a 1985 pipeline spill of light Pembina Cardium crude oil at a bog near Violet Grove in central [...]
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This paper presents the results of ultrasonic phased array field trials that were performed on the Maritimes and North East Pipeline 30 inch pipeline project during the summer [...]
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The Devanathan-cell technique has been used to determine the permeation flux of hydrogen through X-65 steel at the open-circuit potential in solutions associated with near-neutral [...]
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This project is of interest to those involved in construction, siting and repair of pipeline crossings of rivers, streams and estuaries. In early 1999, Mainline Pipelines [...]
Abstract
method for detecting drivers’ intentions is essential to facilitate operating mode transitions between driver and driver assistance systems. We propose a driver behavior [...]
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This paper presents a hybrid approach, composed of a genetic algorithm and a linear programming method, to achieve an efficient pipeline network operation. The pipeline network [...]
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Traffic planning for multimedia has become more and more significant as new network infrastructures with different characteristics have been introduced lately. The increasing [...]
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In laboratory testing of full-sized pipe subjected to combined axial load, internal pressure and bending, the normal failure mode consists of local buckling on the side of [...]
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Based on the literature database and information from pipeline companies, the methodologies used to select inhibitors were critically reviewed. Round robin tests were carried [...]
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The Canadian Pipeline Design Standard (CSA Z662) [1] requires the repair of smooth dents with depths exceeding 6% of the pipeline’s outside diameter. This limit on dent [...]
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Formations of multi-agent systems, such as satellites and aircraft, require that individual agents satisfy their kinematic equations while constantly maintaining inter-agent [...]
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We discuss our work towards the development of a safety analysis method. The analysis in the proposed method is performed using an algorithm for the automatic synthesis of [...]
Abstract
Stress corrosion cracking (SCC) is a complex phenomenon that involves various interacting physical and chemical processes. There is a combination of determinism and stochasticity [...]
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A review of data collected by an inertial pigging tool found that a short section on the Norman Wells Pipeline had experienced an increase in internal diameter, which suggested [...]
Abstract
The gas industry has an excellent safety record in operating high-pressure transmission pipelines. Nevertheless, it is important that pipeline operators have an understanding [...]
Abstract
This paper considers the problem of intersecting aircraft flows under decentralized conflict avoidance rules. Using an Eulerian standpoint (aircraft flow through a fixed control [...]
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This paper presents an overview of current pipeline inspection techniques, and a more in depth discussion of phased array technology as it applies to the inspection of automated [...]
Abstract
Neutral-pH stress corrosion cracking (SCC) is a topic of significant interest to pipeline operators in the Canadian Energy Pipeline Association (CEPA). In recent years there [...]
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Two sections of a 914mm OD (36 in.) TransCanada (TCPL) gas transmission pipeline (predominantly with 9.14 mm wall thickness) were inspected using an ultrasonic liquid coupled [...]
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A finite-element method computer simulation was constructed in order to assist in determining what material properties affect the resistance to dynamic ductile failure in [...]
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X-52 and X-80 pipeline steels have been used to study the effect of cyclic loading prior to corrosion exposure upon the initiation of stress-corrosion cracks in a near-neutral [...]
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This paper reviews the fracture control plan for the Alliance Pipeline, which is planned for operation in 2000. This natural-gas pipeline is 2627 km (1858 miles) long, running [...]
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In 1996, ARCO Technology and Operations Support (ARCO TOS) began considering Highly Tensioned Suspended Pipelines (HTSPs) as a promising concept for above ground, cross-country [...]
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The significance and impact of leaks in a pipeline system creates new opportunities of leak detection. In essence, the concept is to use the pressure response from a transient [...]
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The Data Distribution Management (DDM) service is one of the six services provided in the Runtime Infrastructure (RTI) of High Level Architecture (HLA). Its purpose is to [...]
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PETROBRAS is conducting a research project with the purpose of investigating the behavior of pipeline with long corrosion defects. In the first phase of this project, burst [...]
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In the past, a significant amount of investigation into the development of critical buckling strain limit state criteria for pipelines has been conducted and a number of critical [...]
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This paper discusses some aspects of lateral driver assistance using active steering. Vehicle handling improvement and lane keeping assistance are both addressed. Formal control [...]
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Recent advances in PLC, SCADA and leak detection system technologies lead to the development of a highly integrated control system. Interconnected with fiber optic communication [...]
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BP Exploration (Alaska) Inc. is presently developing the Northstar oilfield, 9.7 km offshore the Alaskan Beaufort Sea coast. Northstar drilling and production facilities will [...]