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Now showing items 21-30 of 188
An Independent Refiner's Approach - Practical Solutions To Complex Gear Problems.
(Texas A&M University. Turbomachinery Laboratories, 1990)
Numerous failures and near failures spanning the last quarter century have occurred on a 4000 hp, single induction, double helical speed increaser in hydrogen recycle service. A persistent and unexplainable wear pattern, ...
Specifying, Manufacturing, And Testing A Cryogenic Turboexpander Magnetic Bearing System.
(Texas A&M University. Turbomachinery Laboratories, 1991)
The state-of-the-art magnetic bearing system, as it exists today, has several unique characteristics which tend to make certain applications of this technology more favorable than others. One application which seems quite ...
Submerged Arc Weld Restoration Of Steam Turbine Rotors Using Specialized Welding Techniques.
(Texas A&M University. Turbomachinery Laboratories, 1991)
In the past 10 years, there have been significant gains made in the repair of steam turbine rotors by the use of welding. This has been the result of improvements in several areas dealing with materials, engineering analysis, ...
Standardized Integrally Geared Turbomachines - Tailor Made For The Process Industry.
(Texas A&M University. Turbomachinery Laboratories, 1991)
For more than 40 years, integrally geared centrifugal compressors have been in use worldwide, in the plant air sector first, and increasingly in the process industry. Apart from reliability, efficiency and operating range, ...
General Purpose Steam Turbine Reliability.
(Texas A&M University. Turbomachinery Laboratories, 1991)
Several aspects of maintaining and operating small steam turbines at the A von Refinery are discussed. The discussion concentrates on areas that have historically resulted in unreliable performance and repetitive failures. ...
New Technology On High Performance And Reliability Of Mechanical Drive Steam Turbines.
(Texas A&M University. Turbomachinery Laboratories, 1991)
The new design technology of the mechanical drive steam turbines used in the chemical plant industry is presented. In order to improve the performance of high speed turbines, the new high pressure ratio impulse stage has ...
Retrofitting Turbomachinery With High Performance Flexible Dry Couplings.
(Texas A&M University. Turbomachinery Laboratories, 1990)
When planning maintenance of turbomachinery, the proper selection of dry couplings to replace gear couplings should be considered. The basic criteria used when retrofitting flexible diaphragm or disc couplings is discussed.
Cleaning Turbomachinery Without Disassembly, Online And Offline.
(Texas A&M University. Turbomachinery Laboratories, 1995)
Turbomachinery is designed for optimum aerodynamic and mechanical performance at given user conditions. Before shipment, this performance is usually verified on the OEM's test floor, based on specified design conditions. ...
Reciprocating Compressor Valve Reliability Improvements.
(Texas A&M University. Turbomachinery Laboratories, 1995)
The primary improvements made to compressor valve reliability over the past several years are covered. The topics include seat, stop plate, element and spring design and will discuss the advantages and disadvantages of ...
Magnetic Bearings - A Primer.
(Texas A&M University. Turbomachinery Laboratories, 1998)
Magnetic bearings have reached the point in their development
where they can be considered a mature technology, and as such,
should gain wide acceptance by the rotating equipment industry.
While current industrial ...