Academic literature on the topic 'Aeroderivative gas turbine'

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Journal articles on the topic "Aeroderivative gas turbine"

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Brady, C. O., and D. L. Luck. "The Increased Use of Gas Turbines as Commercial Marine Engines." Journal of Engineering for Gas Turbines and Power 116, no. 2 (April 1, 1994): 428–33. http://dx.doi.org/10.1115/1.2906839.

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Over the last three decades, aeroderivative gas turbines have become established naval ship propulsion engines, but use in the commercial marine field has been more limited. Today, aeroderivative gas turbines are being increasingly utilized as commercial marine engines. The primary reason for the increased use of gas turbines is discussed and several recent GE aeroderivative gas turbine commercial marine applications are described with particular aspects of the gas turbine engine installations detailed. Finally, the potential for future commercial marine aeroderivative gas turbine applications is presented.
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Shibanuma, Tohru. "Advanced Aeroderivative Gas Turbine." JAPAN TAPPI JOURNAL 66, no. 6 (2012): 581–87. http://dx.doi.org/10.2524/jtappij.66.581.

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Sanneman, Bruce N. "Pioneering Gas Turbine-Electric System in Cruise Ships: A Performance Update." Marine Technology and SNAME News 41, no. 04 (October 1, 2004): 161–66. http://dx.doi.org/10.5957/mt1.2004.41.4.161.

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Recent marine projects have extended the range of applications for GE's LM aeroderivative gas turbines in commercial marine markets. The world's first all gas turbine-powered cruise ship, GTS Millennium, entered service in June 2000. The in-service performance of the combined gas turbine electric and steam system (COGES) will be discussed further in this paper.
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Mino, K., R. Imamura, H. Koiwai, and C. Fukuoka. "Residual Life Prediction of Turbine Blades of Aeroderivative Gas Turbines." Advanced Engineering Materials 3, no. 11 (November 2001): 922. http://dx.doi.org/10.1002/1527-2648(200111)3:11<922::aid-adem922>3.0.co;2-k.

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Bisio, G., A. Massardo, and A. Agazzani. "Combined Helium and Combustion Gas Turbine Plant Exploiting Liquid Hydrogen (LH2) Physical Exergy." Journal of Engineering for Gas Turbines and Power 118, no. 2 (April 1, 1996): 257–64. http://dx.doi.org/10.1115/1.2816586.

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The aim of this work is the energy and exergy analysis of a combined plant made up of a conventional gas turbine (heavy-duty or aeroderivative) and a closed helium turbine cycle, which exploits liquid hydrogen (LH2) as a lower energy source. A helium turbine with the characteristics of the fluid allows us to operate between the usual temperatures of the top turbine waste gas and those of the liquid hydrogen available. In this way the combined system reaches efficiency values greater than every combined system proposed to date. The work contains a detailed analysis of the relative entropy productions of the helium cycle and considerations about the realization and technological aspects of helium turbines.
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Carcasci, C., B. Facchini, and S. Harvey. "Design issues and performance of a chemically recuperated aeroderivative gas turbine." Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy 212, no. 5 (August 1, 1998): 315–29. http://dx.doi.org/10.1243/0957650981536899.

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A number of innovative gas turbine cycles have been proposed lately, including the humid air turbine (HAT) and the chemically recuperated gas turbine (CRGT). The potential of the CRGT cycle lies in the ability to generate power with a high efficiency and ultra-low NOx emissions. Much of the research work published on the CRGT cycle is restricted to an analysis of the thermodynamic potential of the cycle. However, little work has been devoted to discussion of some of the relevant design and operation issues of such cycles. In this paper, part-load performance characteristics are presented for a CRGT cycle based on an aeroderivative gas turbine engine adapted for chemical recuperation. The paper also includes discussion of some of the design issues for the methane-steam reformer component of the cycle. The results of this study show that large heat exchange surface areas and catalyst volumes are necessary to ensure sufficient methane conversion in the methane steam reformer section of the cycle. The paper also shows that a chemically recuperated aeroderivative gas turbine has similar part-load performance characteristics compared with the corresponding steam-injected gas turbine (STIG) cycle.
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Larson, E. D., and R. H. Williams. "Biomass-Gasifier Steam-Injected Gas Turbine Cogeneration." Journal of Engineering for Gas Turbines and Power 112, no. 2 (April 1, 1990): 157–63. http://dx.doi.org/10.1115/1.2906155.

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Steam injection for power and efficiency augmentation in aeroderivative gas turbines is now commercially established for natural gas-fired cogeneration. Steam-injected gas turbines fired with coal and biomass are being developed. In terms of efficiency, capital cost, and commercial viability, the most promising way to fuel steam-injected gas turbines with biomass is via the biomass-integrated gasifier/steam-injected gas turbine (BIG/STIG). The R&D effort required to commercialize the BIG/STIG is modest because it can build on extensive previous coal-integrated gasifier/gas turbine development efforts. An economic analysis of BIG/STIG cogeneration is presented here for cane sugar factories, where sugar cane residues would be the fuel. A BIG/STIG investment would be attractive for sugar producers, who could sell large quantities of electricity, or for the local electric utility, as a low-cost generating option. Worldwide, the cane sugar industry could support some 50,000 MW of BIG/STIG capacity, and there are many potential applications in the forest products and other biomass-based industries.
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Smalley, Anthony J., David A. Mauney, Daniel I. Ash, Sam L. Clowney, and George P. Pappas. "Evaluation and Application of Data Sources for Assessing Operating Costs for Mechanical Drive Gas Turbines in Pipeline Service." Journal of Engineering for Gas Turbines and Power 122, no. 3 (May 15, 2000): 462–65. http://dx.doi.org/10.1115/1.1287034.

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This paper evaluates and demonstrates how the public domain data provided by individual interstate pipeline companies to FERC, when combined with individual company equipment lists, can be used to regress industry information on cost of operations and maintenance, fuel gas used, and cost of fuel and power. The paper describes the methods of analysis and identifies their limitations. The paper presents results of such regression analysis as average and variance of cost and fuel usage for industrial gas turbines and aeroderivative gas turbines. It provides further comparisons between gas turbine prime movers, reciprocating engine prime movers, and electric motor drives, and presents annual costs per installed horsepower as a function of turbine size. The paper is based on work performed for PRC International and the Gas Research Institute. [S0742-4795(00)01003-6]
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Sylvestre, R. A., and R. J. Dupuis. "The Evolution of Marine Gas Turbine Controls." Journal of Engineering for Gas Turbines and Power 112, no. 2 (April 1, 1990): 176–81. http://dx.doi.org/10.1115/1.2906158.

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The background and evolution of gas turbine fuel controls is examined in this paper from a Naval perspective. The initial application of aeroderivative gas turbines to Navy ships utilized the engine’s existing aircraft fuel controls, which were coupled to the ship’s hydropneumatic machinery control system. These engines were adapted to Naval requirements by including engine specific functions. The evolution of Naval gas turbine controllers first to analog electronic, and more recently, to distributed digital controls, has increased the system complexity and added a number of levels of machinery protection. The design of a specific electronic control module is used to illustrate the current state of the technology. The paper concludes with a discussion of the further need to address the issues of fuel handling, metering and control in Navy ships with particular emphasis on integration in the marine environment.
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Consonni, S., and E. D. Larson. "Biomass-Gasifier/Aeroderivative Gas Turbine Combined Cycles: Part A—Technologies and Performance Modeling." Journal of Engineering for Gas Turbines and Power 118, no. 3 (July 1, 1996): 507–15. http://dx.doi.org/10.1115/1.2816677.

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Gas turbines fueled by integrated biomass gasifiers are a promising option for base load electricity generation from a renewable resource. Aeroderivative turbines, which are characterized by high efficiencies at smaller scales, are of special interest because transportation costs for biomass constrain biomass conversion facilities to relatively modest scales. Commercial development activities and major technological issues associated with biomass integrated-gasifier/gas turbine (BIG/GT) combined cycle power generation are reviewed in Part A of this two-part paper. Also, the computational model and the assumptions used to predict the overall performance of alternative BIG/GT cycles are outlined. The model evaluates appropriate value of key parameters (turbomachinery efficiencies, gas turbine cooling flows, steam production in the heat recovery steam generator, etc.) and then carries out energy, mass, and chemical species balances for each plant component, with iterations to insure whole-plant consistency. Part B of the paper presents detailed comparisons of the predicted performance of systems now being proposed for commercial installation in the 25–30 MWe power output range, as well as predictions for advanced combined cycle configurations (including with intercooling) with outputs from 22 to 75 MWe. Finally, an economic assessment is presented, based on preliminary capital cost estimates for BIG/GT combined cycles.
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Dissertations / Theses on the topic "Aeroderivative gas turbine"

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Baudin, Lastra Tomas. "Performance based diagnostics of a twin shaft aeroderivative gas turbine: water wash scheduling." Thesis, Cranfield University, 2015. http://dspace.lib.cranfield.ac.uk/handle/1826/10003.

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Aeroderivative gas turbines are used all over the world for different applications as Combined Heat and Power (CHP), Oil and Gas, ship propulsion and others. They combine flexibility with high efficiencies, low weight and small footprint, making them attractive where power density is paramount as off shore Oil and Gas or ship propulsion. In Western Europe they are widely used in CHP small and medium applications thanks to their maintainability and efficiency. Reliability, Availability and Performance are key parameters when considering plant operation and maintenance. The accurate diagnose of Performance is fundamental for the plant economics and maintenance planning. There has been a lot of work around units like the LM2500® , a gas generator with an aerodynamically coupled gas turbine, but nothing has been found by the author for the LM6000® . Water wash, both on line or off line, is an important maintenance practice impacting Reliability, Availability and Performance. This Thesis aims to select and apply a suitable diagnostic technique to help establishing the schedule for off line water wash on a specific model of this engine type. After a revision of Diagnostic Methods Artificial Neural Network (ANN) has been chosen as diagnostic tool. There was no WebEngine model available of the unit under study so the first step of setting the tool has been creating it. The last step has been testing of ANN as a suitable diagnostic tool. Several have been configured, trained and tested and one has been chosen based on its slightly better response. Finally, conclusions are discussed and recommendations for further work laid out.
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Vacek, Jiří. "Teplárna se spalovací turbínou o výkonu 100 MW." Master's thesis, Vysoké učení technické v Brně. Fakulta strojního inženýrství, 2015. http://www.nusl.cz/ntk/nusl-231801.

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The purpose of this thesis is to describe gas turbine LMS 100 multipurpose characteristics, as a backup power supply in case of black-outs, and in terms of energy use for cogeneration with its economics.
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Dominik, Dávid. "Návrh aeroderivátu pro využití v kompresních stanicích." Master's thesis, Vysoké učení technické v Brně. Fakulta strojního inženýrství, 2020. http://www.nusl.cz/ntk/nusl-417593.

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This thesis is concerned with the calculation of the power turbine. This turbine should be used in the automatic drive of the compressor used for compression of natural gas in compressor stations. Flight engine aeroderivate from the Rolls-Roye company, type RB211-22B, was used as gas generator. The main aim of the thesis is to summarize of the base atributes of the combustion turbines and aeroderivates. They are used for automatic engine, application a thermodynamic calculation of the power turbine, for reaction stage and basic strength calculations.
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Book chapters on the topic "Aeroderivative gas turbine"

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"Aeroderivative Gas Turbine." In Gas Turbines for Electric Power Generation, 665–86. Cambridge University Press, 2019. http://dx.doi.org/10.1017/9781108241625.024.

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"Combustion Instability And Its Passive Control: Rolls-Royce Aeroderivative Engine Experience." In Combustion Instabilities In Gas Turbine Engines, 65–88. Reston ,VA: American Institute of Aeronautics and Astronautics, 2006. http://dx.doi.org/10.2514/5.9781600866807.0065.0088.

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"Incorporation Of Combustion Instability Issues Into Design Process: Ge Aeroderivative And Aero Engines Experience." In Combustion Instabilities In Gas Turbine Engines, 43–63. Reston ,VA: American Institute of Aeronautics and Astronautics, 2006. http://dx.doi.org/10.2514/5.9781600866807.0043.0063.

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Conference papers on the topic "Aeroderivative gas turbine"

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Hernández Rossette, Alejandro, Rafael García Illescas, and Zdzislaw Mazur. "Aeroderivative Gas Turbine Coupling Generator Redesign." In ASME 2013 Gas Turbine India Conference. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/gtindia2013-3720.

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A major failure event was experienced at a 44 MW plant powered by four aeroderivative gas turbines arranged in two units, property of the Federal Commission of Electricity (CFE). The failure consisted of total fracture in the shaft coupling between the generator and free-turbine. Unit 2 has a twin pack configuration with two aero derivative Pratt&Whitney 20 MW gas turbines coupled to one generator at both end sides. The “A” side generator coupling was completely damaged as well as the coupling configuration at the free turbine. Failure analysis showed as root cause, an abnormal configuration of the coupling systems between the free turbine to rotor generator at side “A”. This side had an additional shaft component to compensate a longer coupling distance between the turbine and generator. This was longer than the original distance, generating additional dynamic forces during operation leading to a fatigue failure mechanism. The replacement coupling configuration for the rotor generator was different than the Original Equipment Manufacturer (OEM). The new (non-OEM) spare rotor generator was shorter in the longitudinal direction than the original one, forcing the addition of a new shaft in one side of the generator. This work describes the rehabilitation process of the generator coupling by the replacement of the old configuration by a new redesigned coupling. This was done keeping the original configuration distances and components for both end shaft sides of the rotor generator. The paper includes the redesigned couple analysis by finite element method and the in-situ activities for the installation of the new couple in the rotor generator.
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Yerram, Ravinder, Richard Watkins, and Balakrishnan Ponnuraj. "Aeroderivative Gas Turbine Enclosure Ventilation System." In ASME Turbo Expo 2021: Turbomachinery Technical Conference and Exposition. American Society of Mechanical Engineers, 2021. http://dx.doi.org/10.1115/gt2021-59136.

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Abstract GE Aeroderivative Gas Turbines are derived from GE’s Aircraft engine family and converted to Land and Marine applications. As these Aeroderivative Gas Turbines are relatively smaller in size for similar power capacity in comparison to Heavy Duty Gas Turbines, there is a great need of developing efficient and compact turbine enclosure ventilation system for proper cooling and ventilation. Ineffective ventilation flow distribution inside the gas turbine enclosure causes engine circumferential nonuniform temperature distribution and it allows the formation of explosive fuel gas pockets inside the enclosure in the unlikely event of fuel leaks. Also, the engine nonuniform circumferential temperature gradient has an adverse impact on the operational efficiency and/or the mechanical integrity of the turbine. Proper cooling and ventilation system will also protect the sensitive equipment, like fuel valve actuators or any other instruments inside the turbine enclosure due to excessive radiation heat from engine hot surfaces, mainly near combustor and power turbine region. All the expected but significant engine leakages into the enclosure are estimated and considered for selection of right size, type, placing of ventilation fan at different operating conditions like full load, part load, elevation and ambient conditions. For first step, a 3D Computational Fluid Dynamics (CFD) analyses were done for turbine enclosure with mass/volumetric flow rate, temperature, and pressure boundary conditions to understand the flow/temperature distribution inside the enclosure. Radiation boundary conditions are applied on the engine casing external surfaces, enclosure walls and roof. The convective heat transfer from the hot surfaces are computed by CFD model based on the velocity and temperature predictions. In next step, from CFD analysis, identified the poor ventilation/stagnation zones using low velocity and recirculation areas close to the gas fuel components. After identifying the poor ventilation regions, a gas leak was introduced to see whether gas cloud volume is within the ISO 21789 – 2009 limits. From gas leak analysis results, enclosure outlet IR detector settings were decided and implemented to monitor the gas leak amount and feedback to control system in the form of ALARM/SHUTDOWN so that Gas Turbine operates safely.
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Boyce, M. P., Cyrus B. Meher-Homji, and Byron Wooldridge. "Condition Monitoring of Aeroderivative Gas Turbines." In ASME 1989 International Gas Turbine and Aeroengine Congress and Exposition. American Society of Mechanical Engineers, 1989. http://dx.doi.org/10.1115/89-gt-36.

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Aeroderivative gas turbines play a critically important role in the gas distribution and cogeneration industry. The need for maintaining high efficiency and availability has created the need for condition monitoring systems. This paper covers aspects relating to online condition monitoring techniques. The subject matter of this paper applies to all aeroderivative gas turbines. Owners and operators of these machines can reduce operating costs and enhance availability and performance by paying close attention to the operating condition of their equipment. By doing so, performance tuning for optimum operating costs can be accomplished. Likewise, preventive maintenance efforts can be enhanced.
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Santhanagopalakrishnan, Babu, Milind Ghumre, Ramesh Kammalapalli, and Gianfranco Pittella. "Design and Development of Aeroderivative Gas Turbine Lifting and Handling Structures." In ASME 2019 Gas Turbine India Conference. American Society of Mechanical Engineers, 2019. http://dx.doi.org/10.1115/gtindia2019-2379.

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Abstract Gas turbines Lifting devices (such as lifting lugs, eye bolts, trunnions, are provided on large stationary gas turbine parts as an aid in manufacturing, assembly, transport, shipping, test, installation, repair, and serviceability. Trunnions are used to lift the entire turbine including the base during assembly, transportation and installation Similarly, lugs are used to lift major components such as stator tube casings and subassemblies. In some circumstances there are geometric, fatigue, or assembly constraints that make the use of lugs problematic. In these circumstances, other approved lifting devices such as eye bolts, swivel hoist rings, and shackles may be used. Other devices may also be used for parts smaller than stator tube casings. This paper presents the design and development of the Aeroderivative gas turbine lifting and support lug features which are used for lifting, handling and transportation of the full gas turbine. It describes the challenges encountered during development of LPT lifting lugs to meet product requirements. The effects of full engine deformations due to support legs under worst case conditions of full engine handling are presented here. The benefits resulted due change in lug position are explained which is leveraged for the final production design. It also talks about the various design options considered to reduce stresses and simplify the lugs manufacturing.
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Brady, C. O., and D. L. Luck. "The Increased Use of Gas Turbines as Commercial Marine Engines." In ASME 1993 International Gas Turbine and Aeroengine Congress and Exposition. American Society of Mechanical Engineers, 1993. http://dx.doi.org/10.1115/93-gt-142.

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Over the last three decades, aeroderivative gas turbines have become established naval ship propulsion engines but use in the commercial marine field has been more limited. Today, aeroderivative gas turbines are being increasingly utilized as commercial marine engines. The primary reasons for the increased use of gas turbines is discussed and several recent GE aeroderivative gas turbine commercial marine applications are described with particular aspects of the gas turbine engine installations detailed. Finally, the potential for future commercial marine aeroderivative gas turbine applications is presented.
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Dicampli, James, Luis Madrigal, Patrick Pastecki, and Joe Schornick. "Aeroderivative Power Generation With Coke Oven Gas." In ASME 2012 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2012. http://dx.doi.org/10.1115/imece2012-89601.

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A major environmental concern associated with integrated steel mills is the pollution produced in the manufacture of coke, an essential intermediate product in the reduction of iron ore in a blast furnace. Coke is produced by driving off the volatile constituents of the coal—including water, coke oven gas, and coal-tar—by baking the coal in an airless furnace at temperatures as high as 2,000 degrees Celsius. This fuses together the fixed carbon and residual ash. The coke oven gas (COG) byproduct, a combustible hydrogen and hydrocarbon gas mix, may be flared, recycled to heat the coal, or cleaned to be used as a fuel source to generate energy or used to produce methanol. There are several inherent problems with COG as a fuel for power generation, notably contaminants that would not be found in pipeline natural gas or distillate fuels. Tar, a by-product of burning coal, is plentiful in COG and can be detrimental to gas turbine hot gas path components. Particulates, in the form of dust particles, are another nuisance contaminant that can shorten the life of the gas turbine’s hot section via erosion and plugging of internal cooling holes. China, the world’s largest steel producing country, has approximately 1,000 coke plants producing 200MT/year of COG. GE Energy has entered into the low British thermal unit (BTU) gases segment in China with an order from Henan Liyuan Coking Co., Ltd. The gas turbines will burn 100% coke oven gas, which will help the Liyuan Coking Plant reduce emissions and convert low BTU gas to power efficiently. This paper will detail the technical challenges and solutions for utilization of COG in an aeroderivative gas turbine, including operational experience. Additionally, it will evaluate the economic returns of gas turbine compared to steam turbine power generation or methanol production.
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Wenzel, Douglas L., and Jeffrey M. Elmore. "Package Design for a 5500 BHP Aeroderivative Industrial Gas Turbine." In ASME 1997 International Gas Turbine and Aeroengine Congress and Exhibition. American Society of Mechanical Engineers, 1997. http://dx.doi.org/10.1115/97-gt-509.

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The Cooper-Bessemer Rotating Products group of Cooper Energy Services has designed an all-new industrial gas turbine / compressor package based upon the Allison Engine Company 501-KC5 gas generator with a two-stage industrial power turbine. The latest project management techniques were employed to reduce design cycle time while optimizing total product quality, manufacturability, and reliability. The resulting gas turbine / compressor package is a low-risk, technologically conservative approach, designed to avoid the problems often associated with new product development.
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Yerram, Ravinder, and Balakrishnan Ponnuraj. "Gas Fuel Variability Using Buffer Volume in Aeroderivative Gas Turbines." In ASME 2019 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2019. http://dx.doi.org/10.1115/imece2019-11090.

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Abstract General Electric (GE) DLE gas turbines typically use a Gas Chromatograph (GC) and/or a Wobbe Index Meter (WIM) to monitor changing fuel properties during operation. These conventional fuel sensors experience a significant time lag during operation, so a patented buffer volume device and a software algorithm is used to compensate for this lag and to ensure that the control system including metering valves can react to rapid fuel changes. Computational Fluid Dynamics (CFD) was used to design and analyze the buffer volume device that increases the time and distance taken by the gas to the metering valve. This delay provides the control system time to adjust the metering valves when the fuel transitions at the combustor to maintain gas turbine combustor stability and operation during rapid gas property changes that could otherwise result in a trip or flame-out condition. In GE’s Aeroderivative Gas Turbine Gas Fuel transfer system, the innovative buffer volume was the critical component, and this paper describes its performance in detail.
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Cerri, Giovanni, Leila Chennaoui, Ambra Giovannelli, and Coriolano Salvini. "Gas Path Analysis and Gas Turbine Re-Mapping." In ASME 2011 Turbo Expo: Turbine Technical Conference and Exposition. ASMEDC, 2011. http://dx.doi.org/10.1115/gt2011-46424.

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The paper deals with the relevant problem of establishing the statuses of degraded performance of Gas Turbine based Power Plant Components and with the remapping of the simulator models. The methodology is based on physical models including Reality and Actuality Functions that modify the model source terms of the Governing Conservation Equations. Inverse calculations based on Neural Networks are illustrated and the application to two GE LM6000 PA aeroderivative Gas Turbines is widely discussed.
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Adams, James C. "Recent Developments in Vibration Monitoring and Diagnostics for Aeroderivative Gas Turbines." In ASME 1985 Beijing International Gas Turbine Symposium and Exposition. American Society of Mechanical Engineers, 1985. http://dx.doi.org/10.1115/85-igt-31.

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Industrial aeroderivative gas turbines are becoming increasingly popular for use in both on-shore and off-shore installations. The characteristics of these machines — high efficiency in simple cycle operation, small size, and light weight — make them ideal for industrial applications. As the aeroderivative gas turbine has become more widely used, the need for more reliable monitoring methods has become increasingly apparent. Traditional velocity transducer based seismic monitoring systems have had several shortcomings when applied to aeroderivative gas turbines. One of these problems was nuisance alarms due to increasing transducer noise output. Another was not detecting increasing casing vibration because of transducer deterioration. Overcoming these problems has required advances in transducer technology as well as changes in signal processing techniques. This paper describes the technology and techniques used in new seismic vibration monitoring systems.
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