Now showing items 128-147 of 285

    • Kalfrin, Brian; O'Brien, Jonathan (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      Hydrofluoric (HF) acid is an extremely corrosive solution commonly found in many oil refineries where it is used as a catalyst in the production of high octane gasoline blending stock. HF acid is almost synonymous with the ...
    • Hirata, Daisuke; Nakaniwa, Akihiro; Nekomoto, Yoshitsugu; van Beek, Pieter; Ibrahim, Fady; Frediani, Luca (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      In a centrifugal compressor, interactions between impeller blades and stationary parts such as diffuser vanes will generate high frequency pressure pulsations. The frequencies of these pulsations, so called “blade passing ...
    • Tan, Chek-Zin; Teo, Woon-Lin; Kassim, Imran (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      This case study presents compressor high speed coupling failure where torsional natural frequency is excited. The case study examines a repeat high speed coupling failure that excited 2�ᵈ torsional natural frequency ...
    • Faiz, Ahmad (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Case study include a vertical pump in sour water service running at high speed of 17200rpm. Pump originally equipped with single seal & Plan 21 configuration since day one. In 2018, as part of a reliability upgrade, seal ...
    • Shet, Mahesh; Kumar, Arun; Singh, Navneet (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 4: The case study is about single stage API BB2 pump. Pump operates at the temperature of 355 degree C (671 degree F), rated for pumping 442 m3/hr of Hydro-treated VGO (Vacuum Gas Oil) and is driven by a steam ...
    • Kunakulsawat, Kunarak; Baun, Daniel (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 23: PTT operate a number of hydraulic power recovery turbines (HPRT) in their gas processing plants in Rayong Thailand. One of the newest plants incorporates some of the largest such turbines ever produced. The ...
    • Brun, Klaus; Meyenberg, Christoph; Thorp, Joseph (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 20
    • Kurz, Rainer; Lubomirsky, Matt; Cowell, Luke; Brun, Klaus; Bainier, Francis (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Recently, the use of hydrogen-natural gas mixtures as a fuel, but also as a means of storing and transporting hydrogen from surplus electricity as a result of renewable energy production has drawn significant attention. ...
    • Cooper, Sean P.; Teitge, David S.; Thomas, James C.; Mathieu, Olivier; Petersen, Eric L. (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Ignition of lubricating oil is a highly undesirable event that is a major safety hazard that could also be incredibly costly. The possibility for lubricant ignition is present in numerous mechanical systems and applications. ...
    • Iwamoto, Shinji; Shoji, Yoshiaki; Yoneda, Keizo; Nakaniwa, Akihiro; Barrington, Bryan (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      In the case of centrifugal compressors, minor non-uniform flow upstream of the impeller is induced by an asymmetrical configuration in the circumferential direction at the compressor suction casing. This non-uniform flow ...
    • Kandasamy, Surendran; Muthukumar, Nuban (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Fire detection inside Gas Turbine enclosures is a safety critical component to prevent unwanted consequences should a fire occur within the enclosure. The standard design and implementation strategy remains by and large ...
    • Meucci, Francesco; Spolveri, Niccolo; Capanni, Francesco; Rossin, Stefano (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 18: High vibrations due to 2X electrical frequency excitation on bearing housings and frame occurred on a 20MW 2-Pole Induction Motors during acceptance tests in manufacturer workshop in stand alone configuration. ...
    • Gill, Bob; Shea, Tim (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      The evolution of the Industrial Internet of Things (Industrial IoT) and the increasing availability and affordability of constituent technologies such as sensors, gateways, networks, platforms, and analytics brings with ...
    • Porreca, Luca (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      It is well known that gas compressor work can be greatly reduced by inter-stage cooling. Since decades, isotherm compressors are commonly used where very large volume of gases is needed and low power consumption is ...
    • Forsthoffer, William Eugene; Forsthoffer, Michael Sean (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 21
    • Tsurusaki, Yuzo; Nishiyama, Kenichi; Ouchi, Tomotaka (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
    • Kurz, Rainer; Brun, Klaus (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      – Introduction – Thermodynamics/Brayton Cycle etc. – Gas Turbine Components and Performance – Gas Turbine Package Systems – Applications for Industrial Gas Turbines: • Upstream/Midsteam • Power Gen, LNG, etc – Maintaining ...
    • Tzuu Bin, Ng (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      A two-stage between-bearing pump of the upgraded material was supplied to replace the existing machine. The pump utilized a higher number of impeller blades to obtain higher efficiency at its design point, but exhibited a ...
    • Tharakaram, Arni Rajaram; Ashraf, Saqib; Bullert, Rudiger; Korst, Harry; Eijk, André (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 8: This case study presents the detailed analysis on the high pressure Triplex reciprocating pump. Issues were observed during the operation and subsequent detailed pulsation analysis was carried out to understand ...
    • Nishiyama, Kenichi; Jain, Mayank; Subramani, Elumalai (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      Fatigue failure of Governing Valve Linkage Rod end bearing and wear marks on several parts was observed on a extraction steam turbine (driving a centrifugal compressor) after it was in service for more than 9 year. The top ...