Now showing items 1-20 of 180

    • Effects of Shaft Geometric Unconformities on the Rotor-Dynamic Behavior in Hard Coupled Equipment 

      Boccadamo, Gianluca; Agnoletti, Paolo; Maragioglio, Gaspare (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 17: This case study deals with a 25MW turbo-generator train with a semi-rigid connection between generator and gearbox. For this application, machine alignment and connection is a key factor for a smooth ...
    • Investigation of Steam Turbine Blade Failure 

      Vengurlekar, Ashutosh; Fisher, Robert D.; Nakamura, Yuki; Sasaki, Yuichi; Hata, Satoshi; Ikeno, Kyoichi (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 19: Blade failure was observed on a backpressure steam turbine (driving a centrifugal compressor) after it was in service for more than one year. This paper presents details of observations, inspections carried ...
    • Stress Corrosion Failure of a Low Pressure Disk from a 800MW Steam Turbine 

      Tipton, Anthony (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 1: Stress corrosion cracking is known to be a function of stress, material and environment. However, a fourth variable that is often overlooked is operating time. Maintaining steam chemistry within OEM and ...
    • Application and Design of Integrally Geared Compressors 

      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 ...
    • Regional Machinery Best Practices 

      Forsthoffer, William Eugene; Forsthoffer, Michael Sean (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 4
    • Technical Challenges for Compressors and Steam Turbines for Efficient and Sustainable Operation in Mega Ethylene Plants 

      Hata, Satoshi; Ikeno, Kyoichi; Tasaki, Akinori; Walton, Matt; Jain, Abhay (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 9: Changing markets, industry demands for increased efficiency and long term operation, and availability of new technology have all contributed in development of more efficient and reliable turbomachines. The ...
    • Carbon Foot Print Reduction Techniques with Rotating Machinery 

      Bhat, Vasanth M.; Aaron, Quek Ser King (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 8: Global Environment concerns and need for more optimized production costs is driving all industries including Oil & Gas to look at more ways to reduce energy consumption without compromising on plant throughputs. ...
    • Gas Turbine Packaging Options and Features 

      Brun, Klaus; Kurz, Rainer; Winkelman, Bernhard (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 13: This tutorial provides an overview of typical packaging options for gas turbines in industrial applications. Applicable standards are discussed. The requirements for different systems, such as air filtration, ...
    • Fundamentals of Fluid Film Journal Bearing Operation and Modeling 

      He, Minhui; Cloud, C. Hunter; Byrne, James M.; Vázquez, Jose A. (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 14: Widely used in turbomachinery, the fluid film journal bearing is critical to a machine’s overall reliability level. Their design complexity and application severity continue to increase making it challenging ...
    • The Development of API 682 4th Edition 

      Bowden, Peter (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 12: API 682 was first published in 1994 and it became established as the industry leading document for mechanical seals. It promoted proven, high reliability seal solutions across refining markets. As new sealing ...
    • Operation of Centrifugal Compressors in Choke Conditions 

      Kurz, Rainer; Marechale, Russell K.; Fowler, Edward J.; Ji, Min; Cave, Michael J. (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Lecture 14: Centrifugal compressors are at times required to operate in or near the choke region. Various limits of the degree of allowable operation in choke have been established. Based on test data and numerical data, ...
    • Bad Actor Elimination in Pumps 

      Bhat, Vasanth; Suthan, Thangavel (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 12
    • Shop Rotordynamic Testing - Options, Objectives, Benefits & Practices 

      Cloud, C. Hunter; Kocur, John (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 18: Understanding the lateral rotordynamic behavior is critical in determining the reliability/operability of rotating equipment. Whether examining a centrifugal pump or compressor, steam or gas turbine, motor or ...
    • Conttol Systems. Surge Control and Dynamic Behavior for Centrifugal Gas Compressors 

      Kurz, Rainer; White, Robert C.; Winkelmann, Bernhard; Brun, Klaus (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Tutorial 10C: This tutorial discusses the design and function of surge control systems, or more precisely, surge avoidance systems on the basis of the behavior of centrifugal compressors when they interact with compression ...
    • Do You Have a Mechanical Seal Refurbishing Shop in Your Complex? 

      Sabharwal, Mohit; Kumar, Arun; Paliwal, Dilip (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 24: Author intends to convey: 1. Importance of having Mechanical Seal Refurbishment facility in a refinery complex, supported by interesting case studies on critical mechanical seal failures. Minimum set up ...
    • Solutions To Requirements On Electrical Drives In O&G Applications 

      Ganesan, Vijay; Busse, Stephan; Demmig, Sven (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Lecture 3: Variable-frequency drives (VFDs) are being increasingly employed in oil and gas (O&G) applications due to their better efficiency, reliability and process control when compared to conventional drives. In comparison ...
    • Revamp of Steam Turbine for Synthesis Gas Compressor at NFL Nangal 

      Markan, Rakesh (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 11: National Fertilizers Limited, Nangal Unit, India had under taken the revamp of Steam Turbine of Synthesis Gas Compressor in January 2014. The plant startup, after machine revamp, was delayed by 40 days, ...
    • Mechanical Seals with DiamondFace Technology Used in Different Pipeline Services 

      Necker, Nicholas (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Technical Brief 2: Mechanical seals are used in a wide range of industrial applications, sealing gases in a compressor or sealing liquids in a pump. Reliability, longevity, emission control and safety are now more important ...
    • Revolving Vane Mechanism: A Novel Pumping Mechanism 

      Tiow, OOI Kim (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 25
    • Polytropic Efficiency Improvements and Sustenance on Centrifugal Compressor: Corrosion Erosion and Impact of Fouling 

      Zin, Tan Chek; Sing, Ng Wei; Tharakaram, Arni R.; Koguchi, Satoshi (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
      Case Study 5: This paper presents a case study on the rapid deterioration of compressor polytropic efficiency relating to systemic fouling and corrosion issues. Due to such issues, compressor service life was reduced from ...