Acceptance criteria for high-speed balancing of turbomachinery are specified in API standards based on either pedestal velocity or shaft displacement, and these are discussed in detail Pedestal velocities are measured using ...

The present work describes the development and application of a family of very high flow (VHF) stages with nominal design flow coefficient of 024 and moderate to high Machine Mach Number (Mu) of 088 The design is essentially ...

Suggested Topics: Introduction Plant Wide Maintenance and Problems Effective Maintenance Programs Best Practices Oil Varnish Oil / Grease Type and Selection Testing and Maintenance Including Frequency Mixing and ...

Well designed and properly commissioned auxiliary systems are crucial to the reliability of rotating equipment. This paper addresses the upfront hardware selection and commissioning of pneumatically actuated control valves ...

Centrifugal compressor blade-pass interaction periodic pulsation can cause acoustic resonance conditions and pipe vibrations in the suction and discharge lines of the compressor. A series of two or more progressively placed ...

One of the foremost concerns facing rotating equipment users today is that of torsional vibration. In contrast to lateral vibration, torsional vibration is rarely monitored. As a result, torsional failures can be especially ...

This tutorial covers the basics, applications, and operation of compressors, expanders, and steam turbines in the plastics industry. Plastics manufacturing, which is part of the petrochemical industry, produces polymer ...

This tutorial covers the basics, applications, and operation of compressors, expanders, steam turbines, and gas turbines in refinery applications. Modern refineries utilize a wide range of turbomachinery that must flexibly ...