21–40 von 57 Ergebnissen
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    Development of a new generation of welded high strength heavy wall upset work over riser 90KSI for sour service application

    Izquierdo, A. / Lunde, Lars / Qiuntanilla, H. et al. | Tema Archiv | 2008
    In order to satisfy the increasing demand of oil and gas, the frontline of exploration is continuously pushed to ever deeper water ...

    Techniques to characterize fatigue behaviour of full size drill pipes and small scale samples

    Miscow, G.F. / de Miranda, P.E.V. / Netto, T.A. et al. | Tema Archiv | 2004
    Drill pipe fatigue damage occurs under cyclic loading conditions due to, for instance, rotation in curved sections of an oil well. Failures ...

    Influence of fires on - air velocity measurements at downstream measurement locations

    Rafiei, M. / Sturm, P.J. | Tema Archiv | 2014
    itself is performed by a PID or PID like controller, which triggers fan operations and uses the measured value of the air or smoke speed as ...

    Study analyzes downtime of exploration wells

    O'Neill, Nick | Tema Archiv | 2005
    A recent engineering study of downtime analysis of all exploration wells drilled to date in Ireland provides indicative drilling time-depth ...

    Modelling and control of an autonomous articulated mining vehicle navigating a predefined path

    Alshaer, B.J. / Darabseh, T.T. / Momani, A.Q. | Tema Archiv | 2014
    This research is conducted on machine dynamics and steering control of an articulated surface mining large wheel loader (LWL) navigating a ...

    The ventilation of metro systems with and without full height platform screen doors

    Eckford, D.C. / Pope, C.W. / Owoeye, A. et al. | Tema Archiv | 2003
    normal operations, traffic congestion and emergencies involving fire. In recent years, the use of full height platform screen doors has gained ...

    Factors Affecting Water Breakthrough Time of a Vertical Well Subject to Double-Edge Water Drive Mechanism

    Dongo, Valentine E. / Adewole, E.Steve | Tema Archiv | 2013
    understood clearly where a reservoir is surrounded by an aquifer. However, predicting the breakthrough time of water in a producing well has been a ...

    Biology-inspired precision maneuvering of underwater vehicles-Part 3

    Kato, Naomi / Liu, Hao / Morikawa, Hirohisa | Tema Archiv | 2005
    This paper describes the results in the third year of a multi-year program to develop an improved understanding of the practical ...

    A Study of Downhole Drillable Pulsing Cementing Device with Low Frequency Self-Excited Hydraulic Oscillation and its Field Application

    Nie, Cui-Ping / Ye, Deng-Sheng | Tema Archiv | 2012
    Usually we pay more attention on how to improve gas well cementing quality in engineering design and field operations, and there are so ...

    Aerodynamic aspects of a high-speed railway station with adjoining tunnels

    Wu, D. / Chiu, T. | Tema Archiv | 2003
    of high-speed train operations is a major area of concern. As such, in the town planning stage, there is a tendency to specify that sections ...

    Static and dynamic mooring analysis - Stability of floating production storage and offloading (FPSO) risers for extreme environmental conditions

    Rho, Yu-Ho / Kim, Kookhyun / Jo, Chul-Hee et al. | Tema Archiv | 2013
    Floating production storage and offloading (FPSO) facilities are used at most of the offshore oil fields worldwide. FPSO usage is expected ...

    A comparison of the tunnel ventilation systems for railway tunnels and road tunnels

    Chiu, T. / Wong, C.W. / Lai, S. | Tema Archiv | 2003
    and fire emergency operations. Even though the design bases are similar, there are differences in the approaches in designing the TVS for ...

    New developments for the description of oil leakages by advective migration from submarine pipelines

    Baptista, Renan Martins / Machado, Ricardo Antonio Francisco / Quadri, Marintho Bastos et al. | Tema Archiv | 2009
    The significant growth in offshore operations increases the risk of a pipeline rupture, even considering the high standards of safety ...
    Verlag: American Society of Mechanical Engineers (ASME) , New York

    Mach number dependence of the compression wave generated by a high-speed train entering a tunnel

    Howe, M.S. | Tema Archiv | 1998
    An analysis is made of the compression wave generated when a high speed train enters a tunnel. Operations in the near future are expected ...

    A study on optimal sizing of pipeline transporting equi-sized particulate solid-liquid mixture

    Asim, Taimoor / Mishra, Rakesh / Pradhan, Suman et al. | Tema Archiv | 2012
    Pipelines transporting solid-liquid mixtures are of practical interest to the oil and pipe industry throughout the world. Such pipelines ...

    Application of rock mechanics to HPHT and horizontal well drilling and completion: A case study

    Ray, P.L. / Goodman, H.E. / Perrin, V.P. | Tema Archiv | 1998
    operations, especially for high-pressure/high-temperature (HPHT) wells, horizontal wells and openhole completions. The rock mechanics algorithm (RMA ...
    Verlag: Society of Petroleum Engineers (SPE) , Richardson

    Risk assessment for liquid hydrogen fueling stations

    Kikukawa, Shigeki / Mitsuhashi, Hirotada / Miyake, Atsumi | Tema Archiv | 2009
    In recent years, consumers calling for the protection of the environment on a regional and global scale are demanding the use of vehicles ...

    High-strength synthetic mooring lines weathered hurricane Katrina Undamaged

    Norberg, Ken | Tema Archiv | 2007
    In 5,300 feet of water, moring lines made of high-strength polyester kept the Red Hawk platform secure to the seabed as it was slammed by ...
    Verlag: International Media Group (International Fiber Journal) , Charlotte

    Comparison of seat designs for underground mine haulage vehicles using the absorbed power and ISO 2631-1(1985)-based ACGIH threshold limitmethods

    Mayton, Alan G. / Amirouche, Farid / Jobes, Christopher C. | Tema Archiv | 2005
    Based on prior mine vehicle studies of operators' exposure to whole-body vibration, researchers from the National Institute for ...

    An open and shut valve case

    Tema Archiv | 2002
    system helps keep wells healthy during batch drilling operations, in underbalanced completions and in wells where a reliable, bidirectional ...