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Four Quadrant Centrifugal Compressor Performance
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
Lecture 16: The characterization of the compressor behavior in all quadrants of performance map has acquired, in the last years, growing attention. Two dedicated experimental campaigns have been performed to characterize ...
Dry Gas Seal Contamination During Operation and Pressurized Hold - Background and Potential Solutions
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
Technical Brief 1: This paper will discuss the challenges with contamination of gas seals. The reliability of gas seals is largely dependent on having a continuous supply of clean and dry seal gas. In dynamic mode, gas ...
Turbo Expander Technology Contribution in Development of Ethylene Plant Process
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
Lecture 8: Ethylene plant process and turbo expander technology developments have been interrelated and dependent on each other’s. Design improvements and technology innovations associated with inflow radial turbine, turbo ...
Bad Actor Elimination in Pumps
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
Case Study 12
Centrifugal Compressor Surge Control Systems - Fundamentals of a Good Design
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
Lecture 2: Many facilities employ two or more centrifugal compressors, operated in either series or parallel configurations. An accurately designed surge control system that includes multiple compressors with the associated ...
Solutions To Requirements On Electrical Drives In O&G Applications
(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 ...
Operation of Centrifugal Compressors in Choke Conditions
(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, ...
Mechanical Seals with DiamondFace Technology Used in Different Pipeline Services
(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 ...
Control Systems. Transient Modeling and Analysis of Centrifugal Compressors
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)
Tutorial 10A: Centrifugal compressors are subject to transient events, such as emergency shutdowns, which can cause energetic surge events during rapid shutdown transients. Many modeling tools are used to predict the ...
Gas Turbine Packaging Options and Features
(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, ...