Now showing items 1-20 of 285

    • 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 ...
    • Price, Stephen M. (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      The Operating Deflection Shape (ODS) technique that was derived from Experimental Modal Analysis has served well to assist users in quantifying vibration amplitudes, determining vibration mode shapes, looseness between ...
    • 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 ...
    • 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 ...
    • Sabri, Ir Dr Harris Abd Rahman; A Malek, M Helmi; Khaliq, Usaid (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      The Oil and Gas industry is increasingly facing with more complex and hazardous operations. This is resultant from integration with a more complex feed and product properties as well as requirement for operation in harsher ...
    • 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 ...
    • Bauer, Derrick (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Additive manufacturing has been utilized in an increasing number of applications for many different types of services. Cryogenic pump impellers can be manufactured to ASTM F3318 for AlSi10Mg in the HIP + T6 condition through ...
    • Huebner, Michael; Buck, Gordon; Azibert, Henri (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      API 682 is the leading document for mechanical seals in petrochemical, chemical, and pipeline services worldwide. It has combined the aspects of seal design, testing, standardization, and applications to provide the users ...
    • Alturaifi, Sulaiman; Mathieu, Olivier; Petersen, Eric L. (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Ammonia (NH3) is a promising alternative carbon-free fuel. For this reason and others, significant research is directed towards studying NH3 especially pertaining to its chemical kinetics. A brief review of the literature ...
    • Allison, Timothy; Smith, Natalie R.; Rimpel, Aaron M.; Brun, Klaus (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Decarbonization of electric power infrastructure requires the development of cost-effective, sustainable, and reliable energy storage technologies that are capable of many Megawatts or Gigawatts of output and long storage ...
    • San Andres, Luis; Delgado, Adolfo; Yang, Jin (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Turbomachinery seals are engineered to maintain efficiency and power delivery by minimizing leakage. Seals also appreciably affect the system rotordynamic behavior due to their relative position within a turbomachine. The ...
    • Wygant, Karl; Bygrave, Jonathan; Bosen, Werner; Pelton, Rob (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 7: Integrally geared compressors (IGC’s) are common in plant/instrument air service as well as air separation applications, and continue to gain acceptance over a wide range of other applications. An IGC can achieve ...
    • Stiles, David; Justak, John; Kuzdzal, Mark; Miller, Harry; Sandberg, Mark; Rohrs, Charles (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      Test results for an ASME Power Test Code 10 (PTC) Type 1 test of a 4,500 psia (310 Bara) discharge pressure gas lift centrifugal compressor outfitted with dynamic pressure-balanced seals at the impeller eyes; shaft interstage ...
    • Lakshmanan, Praveen; Vengurlekar, Ashutosh (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      The axial flow loop reactor pump installed in a polymer unit facilitates slurry circulation in the reactor. The pump is installed with triple mechanical seal having API seal flushing plans 32, 53C and 52. The seal cartridge ...
    • Yanhui, XU; FitzGibbon, Gibbon (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      This is a mechanical seal upgrade case study about applying advanced upstream pumping technology instead ofconventional tandem seal arrangements with external flushing in high corrosive fluid pump seal applications in order ...
    • Poerner, Nathan; Broerman, Eugene; Souther, Tappan; Cook, Trenton (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      At a facility with four quintuplex pumps, pulsation dampeners were being used to control pulsations in the discharge line. However, the initial dampeners were both undersized and undercharged for the application. As a ...
    • Bhat, Vasanth; Suthan, Thangavel (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 12
    • Subramanian, Moorthy (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      On 19th Aug 2017, abnormal noise noticed from RO (Reverse osmosis) Membrane Feed pump coupling area. Checked the vibration for pump & motor and found very high vibration at Pump Drive end. The vibration level at Pump DE ...
    • Fritz, Bernard; Baldussu, Alessandro; Brandl, Andreas (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2022)
      Many problems in today’s industrial environment require smart modeling assumptions in order to make them numerically accessible with an acceptable amount of effort. This case study shows how a field problem (main bearing ...
    • Crowther, Paul; Chen, Zixiang; Ijeomah, Cajetan; Grose, Jordan (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
      It is well understood that static pressure at the inlet of reciprocating pumps, quantified typically by Net Positive Suction Head Available (NPSHA), must be sufficient to avoid cavitation in the pump suction manifold and ...