There are numerous modifications and upgrades uprates that can be made to. First, by film cooling the shrouds with compressor delivery air, the cooling of the stage 1 stator is enhanced. Caterpillar electric power 10mw gcm34 natural gas engine duration. Eric jeffs, in generating power at high efficiency, 2008. Vibration analysis of gas turbine siemens 162mw v94. Nov 12, 20 maintenance of v94 series of gas turbines, power gen russia, moscow, 2010 1.
Maintenance of v94 series of gas turbines, power gen. Siemens v94 series hybrid burner, syngas burner and w501 syngas combustor basket. The sgt52000e gas turbine is a proven, robust engine for the 50 hz market, used in simple cycle or combined cycle processes, with or without combined heat and power. Gas turbine operators understand the reasonsreduced air mass flow and increased power consumption of the compressorbut have long struggled to find a costeffective solution to the problem. Technology evolution of the proven gas turbine models v94. Making older turbines more competitive modern power systems. In comparison with coalfired power plants, open and. Therefore, recognition of gas turbine behaviour in the offdesign performance.
The threestage turbine incorporates two modifications. The pressure drop across the combustor is around 2 to 10 percent of the compressor outlet pressure. The machine has a 15stage air compressor and 3stage power turbine. Aug 07, 2017 airline transport pilot licence training cbt next lesson. Siemens air cooled generator directly coupled to compressor shaft 183 mva output at 10,5kv. Gas turbine operators understand the reasonsreduced air mass flow and increased power consumption of the compressor but have long struggled to find a costeffective solution to the problem.
May 12, 2014 vibration analysis of gas turbine siemens 162mw v94. Optimization of wet compression effect on the performance. Click here to get the product information as a pdf. Compressor blades compressor vanes inlet guide vanes turbine diaphragms turbine blades turbine vanes new parts manufacturing equivalent to siemens v94.
Russia power 2010 turbo services maintenance of v94. References more than 220 units are equipped with compressor mass flow increase on various frame types worldwide and. Low internal power causes sensitivity to disturbances in system work and changes in components characteristics. Annular combustor an overview sciencedirect topics. Scheme of gas turbine gas turbine gt is composed with turbine 4, compressor 1 and combustion chamber 2 combustor fuel air flue gas.
Ministry of electricity egyptgas turbine notes 7 p a g e m a h m o u d e l n a g g a r gas turbine compressor the compressor is the device which draws air from the atmosphere and compresses it to high pressure before entering combustion chamber. Subsequently, the technology will be tested on a v94. Besides, absolute and relative vibration trends, turbine and compressor orbits, fast fourier transform fft in absolute vibrations, vibration modal analysis, turbine. Siemens westinghouse w251, page 4 gas turbine forecast may 2002 profiles in the first two stages, and optimized restagger of most of the downstream stators. The sgt800 gas turbine is a small 50mw machine featuring a reduction geardriven fourpole generator. Optimization of wet compression effect on the performance of. With professional technologies and experiences, we are confident to provide our customers with more economic choices in maintenance and operation.
This modification was implemented to specifically meet. Principle of gt operation kinetic energy of flowing flue gas is converted into the turbine. Mukherjee abb power generation stateoftheart gas turbines a brief update. Turbine blade for industrial gas turbine is used which. The features used in the turbine make it suitable for evaporative inlet air cooling system. Performance enhancement gas turbine compressor mass flow increase upgrade for sgt64000f gas turbines. Modular gas turbine syngas fuel system design syngas dilution nitrogen from asu inlet guide vane v94. The gas turbine utilizes an annular type combustion system with dry lownox combustors.
The volumetric ratio of air to methane in gas turbines is maintained normally above 10. Wet compression extended to vseries machines modern power. General electric gatecycletm software was used to build the model. Gas turbines manufacturer power generation siemens. Compressor convert the torque into kinetic energy turbine convert the kinetic energy into torque. It is suitable for all load ranges, including peak load, and offers outstanding fuel flexibility. Sulzer has developed and refined processes and procedures to manufacture technologicallyadvanced components used in industrial gas turbine applications.
Power augmentation measures such as classical watersteam injection or modern wet compression provide additional gas turbine power output during peak. Jun 19, 2015 ministry of electricity egyptgas turbine notes 7 p a g e m a h m o u d e l n a g g a r gas turbine compressor the compressor is the device which draws air from the atmosphere and compresses it to high pressure before entering combustion chamber. Gas turbine output decreases on hot days when air conditioning loads are highest and power is needed the most. The siemens gas turbine package sgtpac comprises the gas turbine and generator, and all major mechanical, control and electrical equipment required for safe and reliable operation of these components.
Ge, siemens, westinghouse spare parts turbo control. Pushing forward igcc technology at siemens abstract. They also perform well in decentralized power generation applications. One of the first of the new machines was the abb gte2 gas turbine announced in 1992. The gas turbine modeling methods used in the software were described.
Compressor coating compressor upgrade modification of existing control logic gas turbine customization e. Their high steamraising capabilities help achieve overall plant efficiency of 80 percent or higher. The main difference is one additional compressor stage. Siemens industrial gas turbine models with their compact and rugged design make them an ideal choice for both industrial power generation and mechanical drive applications. The options for older gas turbine power plants can be illustrated using the siemens v94. You can use lowcalorific gases, gases containing co. Increased gas turbine power output of up to 3 % in simple cycle duty. The stored data from turbine include fuel pressure valve angle and igv 1 angle as inputs and compressor output pressure, compressor output temperature, fuel. Jul 08, 2019 in 2011, siemens broke the 60% thermal efficiency barrier with its 8000h gas turbine in irsching, germany, a gas turbine that nominally had the same tit as the hsystem 2,732f, but a lower. Compressor mass flow increase upgrade for sgt64000f. More than 45 wet compression systems have been installed and operated on siemens eclass gas turbines since that year. We are the specialist of siemens vseries gas turbine like v94. In this paper some of the most effective concepts and techniques related to gas turbine vibration analysis are discussed. We produce components associated with the hot gas path and compressor sections.
Gas turbine spare parts theta tech international trading ltd. The compressor blades are designed in a way to protect them from droplet erosion effect. Vibration monitoring system and machinery technical specification are introduced. Maintenance of v94 series of gas turbines, power gen russia, moscow, 2010 1. Gas turbines may have from 7 to 16 annular combustion chambers mounted concentrically.
This solution provides operations and maintenance optimization and availability maximization, and is. The turbine has the ability of working with natural gas and gas oil. Gas turbine and combined cycle process aerodynamics and computational fluid dynamics cfd complex heat transfer and cooling system design clean combustion 3 4 2 gas turbines dr. The sgt5pac 4000f we deliver our siemens gas turbine packages largely preassembled, including piping and wiring to a major extend. It reduces the efficiency of the unit by the same percentage. It can increase gas turbine power output by 1015 per cent and raise efficiency by 1 2 per cent. Comprises single shaft layout with 16 stage axial compressor and four stage combustion turbine. Request pdf on may 1, 2017, sahar rahimi malekshan and others published v94. Machinery features and basic principles related to gas turbine siemens162mw v94. The goal is to reach as complete a combustion of fuel 97% or higher as possible without any fuel going out in. Climatic and load changes will cause changes in operation condition of each component of gas turbine such as. Compressor water wash cleaning system for gas turbine. Siemens westinghouse believes that wet compression is the most cost effective of the common techniques for augmenting gas turbine output. Before, it is worthy to discuss some new and interesting patent and innovation in gas turbine world 16.
Gas turbines need highly compressed air which provides high concentration oxygen for combustion of the fuel in the combustion chamber. Wet compression was developed in 1995 and redesigned for the sgt562000e v84. Powerful products for the enhanced flexibility of gas turbines. Vibration analysis will discussed in details in the next stage.
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