Generalpurpose turbines are horizontal or vertical turbines used to drive equipment that is usually spared, is relatively small in size, or is in noncritical service. With predictive devices currently available, it is incumbent upon. We can turn up to 100 in diameter and 30 in length. This may be achieved by varying the compressor speed turbine speed as the frictional resistance in the delivery line varies with gas throughput. Rotating shafts, pullies, sprockets and gears entanglement. A simple rotating machine the rotating machinery equivalent to the single springmassdamper system is a lumped mass on a massless, elastic shaft.
The easiest change to make is often a bearing change. Shaft design material selection usually steel, unless you have good reasons geometric layout fit power transmission equipment, gears, pulleys stress and strength static strength fatigue strength deflection and rigidity bending deflection torsional deflection slope at bearings and shaftsupported elements. Individual types of rotating equipment such as pumps, compressors, turbines, and their. This paper endeavours to highlight that how and why current design procedures for support structures of rotating machinery should consider the stiffness ratio. Working knowledge of functions and design operation of plant rotating and fixed equipment, process and products. Predictive maintenance is the complement of preventive maintenance. Recommended practice for machinery installation and installation design chapter 1introduction 1 scope 1. Api standards rotating equipment mounting platebase. The goal of this book is to present proven techniques that will enable rookie and veteran operators alike to detect problems early and, we hope, eliminate major outages andor maintenance costs. Various types of gas compressors, pumps and turbines will be discussed and the importance of their vital design elements such as bearings, seals, filters, safety controls, and others, will be explained in detail.
Equipment lifecycle cost analysis lcca is typically used as one component of the equipment fleet management process and allows the fleet manager to make repair,equipment replacement, and retention decisions on the basis of a given piece of equipments economic life. With a thorough treatment of all existing and emerging technologies in the field, it is a useful manual for professionals working in the diagnosis of electrical machines and drives. Design of piping loads on rotating machinery nozzles may 2014 process industry practices page 6 of 11 f. Engineers guide to rotating equipment wiley online books. Date9 2012 design basis for rotating equipments page no. Split casing multistage pump high erosion the challenge improve existing reliability and performance by design resizing of impeller diameters to satisfy target duty the solution fundamental design verification of load ratings of components based. Hds has a modern rotating equipment repair service center, strategically located in southeast houston and capable of handling all your repair and rebuild needs. Piping at pumps, compressors, and steam turbines should be sufficiently flexible and adequately supported to prevent the equipment nozzles from being subjected to any stress that could disturb their alignment or internal. Based upon his multivolume rotating equipment handbooks, forsthoffers best practice handbook for rotating machinery summarises, expands and updates the content from these previous books in a convenient allinone volume. The objective of the standard is to ensure a robust installation with minimal softfoot of the mounted equipment. Positive displacement vs dynamic, pages 26 3 operation of a compressor in a system, pages 2735 4 pump types and applications, pages 3754 5 pump performance data, pages 5564 6 centrifugal pump hydraulic disturbances, pages 6587 7 pump mechanical design.
Projections such as screws or burrs on the rotating part increase the hazard potential. Forsthoffers best practice handbook for rotating machinery. Compressor application engineering, volume 1, compression equipment, gulf publishing co. Study of actual equipment and mechanical parts in the workshop. Recommended practice for machinery installation and. There are best practices and international codes governing the design of static equipment and rotating equipment. Understanding api standards for mounting rotating equipment. Foundation analysis and design for reciprocating and rotating equipment the lack of proper foundations can create disastrous results by neil purslow aprilmay 2006 compressortechtwo dynamic foundation analyses are prepared to provide recommendations for pile locations and foundation stiffness. Introduction to rotating equipment, compression, reciprocating compressors, centrifugal compressors, centifugal pumps, steam turbines, gas turbines.
This model, historically referred to as a jeffcott or laval. Forsthoffers rotating equipment handbooks 1st edition. Rotating equipment in industrial plants classroom arveng. Rotating equipment and services 10 upgrade and rerate case study 1.
While rotating equipment plays an integral role in most. The following piping issues are to do with particular types of equipment. Frequently, a machine already in operation will need rebalancing or a new machine when assembled at its permanent location will need balancing. Ian sutton, in plant design and operations second edition, 2017. Pumps, compressors, turbines and engines material handling equipment. Rotating machinery an overview sciencedirect topics. The rotating equipment engineer has got scope in all aspects of the mechanical and aeromechanical design and testing of starter products used on a variety of diesel and gas turbine engines in the oil and gas, marine, power generation and aircraft industries. Compared to static deadloads, cyclic or dynamic loads are of a random stochastic nature with varying mean, amplitude and duration as time evolves. This intensive aztech training course will introduce delegates to elements of rotating equipment as encountered in oil and gas industry. Examples of foundation design and dynamic analysis.
Dynamic rotor balancing is accomplished with state of the art large capacity schenck balancing equipment and trained personnel. Piping at pumps, compressors, and steam turbines should be sufficiently flexible and adequately supported to prevent the equipment nozzles from being subjected to any stress that could disturb their. Engineering abbreviations american terminology preferred numbers and preferred sizes datums and tolerances principles holes screw threads limits and. The design procedure assumes that the assume that all vibrations are transferred to machinery foundation irrespective to the type of machine. For the past 30 years or more, designers have paid due diligence to the electrical aspect of hazardous atmosphere equipment design, but have often ignored the mechanical side.
Equipment lifecycle cost analysis lcca is typically used as one component of the equipment fleet management process and allows the fleet manager to make repair, equipment replacement, and retention decisions on the basis of a given piece of equipment s economic life. Rotating equipment in industrial plants classroom course. Rotating equipment is a common classification of mechanical components used to add kinetic energy to any process in order to make a material move. Pdf foundations for vibrating machine structural design. If the address matches an existing account you will receive an email with instructions to retrieve your username. Design of rotating electrical machines wiley online books. Oct 12, 2014 70 engineers guide to rotating equipment 3. Machine foundation analysis and design machine foundation analysis and design. Fundamentals of rotating equipment is an overview of the main types of rotating machinery in industry, and covers such aspects as system dynamics, surge control, vibration and balancing, radial bearing design, performance parameters, rotor system design and operation, rotor axial thrust forces, performance objectives and mechanical restraints, auxiliary systems and seals. Bottom pictures illustrate pile foundation design and dynamic analysis 2 wood advantages. Rotating equipment is a term generally used in the oil and gas and process industries to describe mechanical components that use kinetic energy to move fluids, gases, and other process materials. Through the utilization of various nondestructive testing and measuring techniques, predictive maintenance determines equipment status before a breakdown occurs. Rotating equipment an overview sciencedirect topics.
Use of drawings, datasheets, pictures and videos of actual equipment. Every effort as been made to engineer safety into the design of moline equipment per standards set forth by ansi, the national electric code, bema bakery equipment. Upcoming sessions you will be taken to to complete registration training options. Rotating equipment and machinery reliability continuous. Rotating equipment engineer resume samples velvet jobs. All equipment shall be designed for ease of installation and maintenance. Equipment such as instruments supported by the piping. Join now immediate start pay deposit pay in full 6 months enroll now about this course this is a special course for students who are working and studying at the same time. These requirements include basic design, materials, related lubrication systems, controls, auxiliary equipment, and accessories. The major hazards relate to the inventory of flammable gas that can be released if there is an equipment failure. Outlining a stepbystep sequence of machine design, this book enables electrical machine designers to design rotating electrical machines.
The addition of kinetic energy may be needed to move material from one point to the next or to agitate the material. Designing foundations supporting machines that can produce static and dynamic loads requires sound. Installation of large rotating equipment systemsa contractors comments 17 ery of the gas at a constant pressure will be achieved via a subsea pipeline to the delivery point. Every operator who is responsible for monitoring critical rotating equipment will greatly benefit from this handy reference book. Woods expertise in machinery design and dynamics, combined with inhouse. Rotating equipment courses in india master in rotating. Dec 12, 2001 if the address matches an existing account you will receive an email with instructions to retrieve your username. This introductory guide to rotating equipment is divided into 14 main chapters covering practical, theoretical, and legislative aspects of rotating equipment technology.
Offering comprehensive technical coverage and insider information on best practices derived from lessons learned in the. The equipment has a detailed design, installation, testing and maintenance. This paper endeavours to highlight that how and why current design procedures for support structures of rotating. Hazard assessment must relate to the complete package and not just the compressor body. Some of the equipment have challenging parameters for design and tough testing and validation. Rotating equipment is the general classification of mechanical equipment that is used to add kinitic eneregy to a process. Api standards cite criteria for flatness and coplanar tolerances of the mounting surfaces for rotating equipment. Rotating machinery, waves on a ship hull, winds blowing on a turbine blade, gust wind on an airplane wing, and trucks driving on a bridge deck all have one thing in common.
They do an exercise to select a sound mix of strategies for rotating equipment in various situations and environments. Dec 12, 2001 summary this chapter contains sections titled. The forces and moments shall be resolved at the exhaust flange in. Two or more rotating equipment machinery elements consisting of at least one driver and one driven element joined. Inrunning nip points inrunning nip point hazards are caused by the rotating parts on machinery. Design services foundation design the function of a foundation is not only to support the weight of the machine equipment, but also to keep the vibration levels and dynamic displacement of the isolation system within acceptable limits. American concrete institute, 2004, foundation for dynamic equipment, aci 351. Select a rotating equipment maintenance strategy mix activity attendees identify and develop an understanding of the various maintenance strategies available for the care of rotating equipment. Compressors are continuous flow machines, they use rotating vanes or bladed discs to. Pdf improving the integrity of rotating equipment researchgate. Parts can rotate in opposite directions while their axes are parallel to each other.
Pdf this paper will describe modifications to an existing preventative maintenance. These include, but are not limited to, engines, compressors, turbines, pumps, generators, blowers, and gearboxes. Therefore, the balancing of highspeed equipment is especially important. The equipment may include pumps, turbines, gearboxes, compressors, engines, etc. Rotating equipment basics houston dynamic services. Maximum vibration level measured at any point on the equipment or skid, shall. Basic mechanical design engineers guide to rotating. Steam turbines general purpose steam turbines special purpose hydraulic turbines.
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