Now showing items 1-20 of 1633

    • 2 Case Studies on Unique Machinery Repair Techniques: Brush Plating Repair of Eroded Compressor Diaphragm - Combining 2 Failed Gearboxes into 1 Functional and Reliable Gearbox 

      Uptigrove, Stan; Tze-Hur, Chin; Edward, Karl (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 2: When machinery challenges arise in aging equipment within declining oil and gas facilities it requires innovative solutions taking into account life expectancy, production impact and declining production to ...
    • 2x Pinion Vibration Problems and Solutions for Motor-Gear-Compressor Trains During Commissioning 

      Wang, Qingyu (Flofish); Thorat, Manish; Furuta, Masaya; Hayama, Koichi (Texas A&M University. Turbomachinery Laboratories, 2014)
    • 75mw Turbine-Generator Journal/Thrust Bearing Upgrade. 

      Postill, Julia; Drigant, Boris (Texas A&M University. Turbomachinery Laboratories, 2009)
      This case history discusses the upgrade of the #1 combination journal-thrust bearing assembly in the front standard of a 75 MW turbine/generator set. The existing taper land thrust plates experienced frequent failures and ...
    • 80 MW Turbine-Generator Journal-Thrust Bearing Upgrade 

      Postill, Julia; Batiste, Emile; Husbands, Selcrest (Texas A&M University. Turbomachinery Laboratories, 2006)
      This case history discusses the upgrade of the #1 combination journal/thrust bearing assembly in an 80 MW turbine generator. The existing taper land thrust plates experienced frequent failures and the sleeve journal bearing ...
    • Abradable Seals In Turbomachinery 

      Hoppock, William G.; Van Bramer, Kenneth G.; Silvaggio, Joseph A. (Texas A&M University. Turbomachinery Laboratories, 1982)
      The intent of this paper is to describe various aspects of the application of abradable seals to industrial turbomachinery. Topics covered include sealing locations, materials, comparative studies and examples of the use ...
    • Abrupt Stoppage of Turbine Rotor, Running on Barring after Major Overhauling 

      Reddy, Ranga; Reddy, Ravi S. (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 15: This case study is about a typical experience where a steam turbine, which was running at 100 RPM on barring (turning) after overhaul, stopped abruptly and the rotor was found to be seized. The case study ...
    • Accurate Estimation of Start-Up Pulsating Torque of Direct On Line Synchronous Motors Driving Compressor Trains 

      Meucci, Francesco; Spolveri, Niccolo; Donati, David; Del Puglia, Stefano (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      In a compressor train driven by fixed speed synchronous motor (>17MW) was discovered a potential torsional problem on the input shaft of the hydraulic variable speed gear during the start-up phase when only low speed shaft ...
    • Acoustic Fatigue Involving Large Turbocompressors And Pressure Reduction Systems. 

      Jungbauer, David E.; Blodgett, Larry E. (Texas A&M University. Turbomachinery Laboratories, 1998)
      Much work has been done over the years to predict the potential for acoustic fatigue in piping systems associated with pressure reducing systems in the design stage. However, an easily usable screening criteria for ...
    • Acoustic Instability in Pilot-Operated Pressure Safety Valves 

      Allison, Timothy; Brun, Klaus (Texas A&M University. Turbomachinery Laboratories, 2014)
    • Adaptation Of A Propylene Refrigeration Compressor With Dry Gas Seals. 

      Dugas, John R.; Tran, Bich X.; Southcott, James F. (Texas A&M University. Turbomachinery Laboratories, 1991)
      The retrofit of a 35000 hp, two-case centrifugal, propylene refrigeration compressor with tandem dry gas seals in DuPont's ethylene plant at Orange, Texas, is described. The installation of these dry gas seals is one of ...
    • Adapting Compression Equipment to Accommodate Declining Well Pressures and Ensure Overall Efficiency in Mid/Late Field Life 

      Gunn, Ben; Kurz, Rainer; Bender, Jonathan; Hayes, Joel; Hai, Yakin R.; Utami, Aning Restu (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 9: Compression systems are designed for the governing process conditions. In the Oil and Gas industry, these conditions are often dynamic and a function of reservoir or field characteristics which have varying ...
    • Adapting Hermetically Sealed Compressor Technology To Deal With Sour And Corrosive Gases 

      Buse, Marcel; Van Aarsen, Mark; Al-Khateeb, Eyad; Al-Jughaiman, Bader (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      The Oil & Gas industry faces increasing challenges to meet growing energy demands with the most sustainable exploration and production techniques. Compressor manufacturers have responded to these challenges with the ...
    • Additive Manufacturing and Topology Optimization Applied to Impeller to Enhance Mechanical Performance 

      Corbo, Simone; Iurisci, Giuseppe; Gangioli, Francesco; Boccini, Enrico; Meli, Enrico; Rindi, Andrea (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      The paper describes the link between additive manufacturing techniques and topological optimization design process. An overview of Inconel718 printed material characteristics and as printed quality is given Finally ...
    • Advanced Control Technique Of Centrifugal Compressor For Complex Gas Compression Processes. 

      Takeda, Kazuhiro; Hirano, Kengo (Texas A&M University. Turbomachinery Laboratories, 2006)
      Centrifugal compressors are widely used in petrochemical industries and natural gas fields. One of the major control problems associated with these compressors is pressure fluctuation. In recent years, various control ...
    • Advanced Dry Gas Seal By The Dynamic Ion Beam Mixing Technique. 

      Takeuchi, Takao; Kataoka, Tadashi; Nagasaka, Hiroshi; Katutani, Momoko; Ito, Masanobu; Muraki, Ryoji (Texas A&M University. Turbomachinery Laboratories, 1998)
      Ductile materials have been used for dry gas seal mating rings to replace conventional sintered materials that have experienced occasional brittle fracture. The ductile materials require a coating to make them suitable ...
    • Advanced Field Single PlaneTrim Balancing 

      Ferrari, Alexander; Battagli, Paolo; Rojas, Luis (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
      Summary: Problem Statement: Trim Balancing of multiple units may imply schedule impact. Solution: Develop a single-shot procedure to embed balancing activity in the general commissioning. Results: Flawless start-up of 5 ...
    • Advanced Predictive Analytics in the Oil and Gas Industry 

      Holt, Christopher; Ayoub, Akram; Murphy, Kieran; Bell, David; Puglia, Bill; Sassos, Mark (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2015)
    • Advanced Research Programs In Turbomachinery 

      Boyce, Meherwan P.; Trevillion, William L.; Brown, Michael L. (Texas A&M University. Gas Turbine Laboratories, 1976)
      The objective of this paper is to acquaint the reader with the developments in the field of turbomachinery. The research conducted at the Gas Turbine Laboratories has two primary goals. First, to improve the efficiency of ...
    • Advanced Technologies For Turbomachinery Systems - An Overview 

      Hartmann, Melvin J. (Texas A&M University. Turbomachinery Laboratories, 1982)
      Any performance gain in a turbomachinery system requires some advancements in a number of technological areas. The components (compressor, combustor, and turbine), materials, structural integrity, lubrication, bearings, ...
    • Advanced Topics In Centrifugal Compressor Design 

      Sandberg, Mark; Baldassarre, Leonardo; Baumann, Urs; Kuzdzal, Mark; Moore, Jeffrey; Pettinato, Brian; Sorokes, James (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2017)