Turbine Inlet Articles
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Phase 1 Pilot Electrical Power Generation by Ener-Core Oxidizer - Case Study
DESCRIPTION Ener-Core simulated a low energy gas (50-70 Btu/scf) produced during a proprietary drilling process at the request of a large oil and gas customer. The pilot was conducted at Ener-Core’s Test Facility, located at the University of California, Irvine. This demonstration was the first phase of the customers FP250 installation process. ENER-CORE TECHNOLOGY Ener-Core’s ...
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Inlet Cooling for Gas Turbines Driving Gas Gathering Compressors - Case study
Increasing Incremental Gas Flow – Pemex TURBINES LOSE EFFICIENCY AS TEMPERATURES RISE As temperatures rise, your compressor’s performance suffers, resulting in lost time and decreased production, ultimately affecting your bottom line. We’ve developed an inlet cooling process that increases horsepower density and improves production by up to 25 percent, no matter the ...
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Shands Hospital - 4.3 MW CHP & District Heating/Cooling System - Case Study
Quick Facts LOCATION: University of Florida, Gainesville, Florida MARKET SECTOR: Hospital/University FUEL: Natural Gas MAX CAPACITY: 4.3 MW IN OPERATION SINCE: 2009 USE OF THERMAL ENERGY: Heating & cooling EQUIPMENT: 4.3 MW Combustion Turbine, 14,500 lb/hr Heat Recovery Steam Generator, 3 Centrifugal Chillers, Combustion Turbine Inlet Cooling, 30,000 lb/hr Packaged Boiler JOINT PROJECT BY: ...
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Tulloch 3rd unit addition - Case study
Located on the Stanislaus River in central California, the Tulloch Dam operates two vertical Francis units for a combined output of 18 MW. Commissioned in 2012, CHC provided an additional 1650 mm conventional Kaplan turbine-generator set which was added on the low level outlet of the dam, and which produces over 6.7 MW of additional power using the water that spills over the dam. The complete ...
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More Power & Efficiency on a 7FA in the Middle East at 50°C Case Study
Powerphase collaborated with the Tamimi Group of Companies and Saudi Electricity Company (SEC) to demonstrate Turbophase system’s ability to boost F-class gas turbine (GT) power output at the high ambient air temperatures that Saudi Arabian summers are known for. Besides having hot summers, Saudi Arabian labor costs are high such that any technology that reduces plant downtime can help ...
By Powerphase
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Case Study - 6MW Non-Condensing Power Plant
Lihir Island, Papua New Guinea – 2003 First Geothermal Power Station in PNG: Press Release, April 16, 2003 Lihir Gold Limited “Gold company Lihir Gold Limited is turning its vast geothermal resource into an opportunity. In April, the company started commissioning a 6MW geothermal power station, the first in Papua New Guinea to use natural geothermal energy for the generation of ...
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Farah Hospital to save 416,085 USD per year with TES solution - Case Study
ARANER, is not only the leading company in Turbine Inlet Air Cooling and innovative District Cooling Solutions, but has also designed and implemented some of the world’s biggest Thermal Energy Storage Systems. Just as we did with Farah Hospital located in Amman (Jordan), which is considered the biggest and most prestigious hospital in the Middle East. We take on each Thermal Energy Storage ...
By Araner
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Pushing the Limits of Reengineering
Cutting-edge turbine technology enables more efficient and cleaner power generation. However, the service of advanced gas turbines is challenging—especially when parts need to be replaced. The example of a blade replacement project shows how Sulzer establishes innovative reengineering processes and contributes to a secure energy supply that causes less carbon emission. A Sulzer customer ...
By Sulzer Ltd.
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Thermodynamic analysis of an integrated gasification combined cycle power plant: effect of nitrogen supply on system performance
A comprehensive thermodynamic analysis of a conceptual integrated coal gasification combined cycle power plant is presented. Energy and exergy efficiencies and exergy destructions of each sub–unit are calculated. The effect of nitrogen, which is supplied from the Air Separation Unit (ASU) of the gasification unit to the combustion chamber of the gas turbine (GT) cycle, on system performance is ...
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Exergy analysis of a syngas fuelled cogeneration cycle for combined production of power and refrigeration
This communication presents a biomass fuelled cogeneration cycle for the combined production of power and refrigeration. The system is an integration of combined gas–steam cycle and absorption refrigeration cycle. A thermodynamic analysis through energy and exergy is employed, to investigate the effects of cycle pressure ratio, gas turbine inlet temperature and evaporator temperature on first–law ...
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Modelling and exergoeconomic based design optimisation of combined power plants
In this research a combined cycle power plant (CCPP) which can provide 80 MW of electrical power has been studied. The design parameters of the plant were chosen as: compressor pressure ratio, compressor isentropic efficiency, gas turbine isentropic efficiency, and turbine inlet temperature, pinch difference temperature, steam turbine inlet temperature, steam turbine isentropic efficiency, ...
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Comparative exergy analysis of ammonia–water based Rankine cycles with and without regeneration
Power generation systems using an ammonia–water mixture instead of water as working fluid have attracted much research interest over the past 20 years, since they have a potential to convert more energy in low–grade heat source into power and to improve the power generating processes in several ways. In this work comparative exergy analysis based on the second law of thermodynamics is carried out ...
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Modelling and exergoeconomic optimisation of a gas turbine with absorption chiller using evolutionary algorithm
In this paper, thermodynamic modelling of a gas turbine cycle with absorption chiller is performed. A thermoeconomic approach is utilised to find the most optimal values of design parameters for practical applications. Some design parameters considered are compressor pressure ratio, compressor isentropic efficiency, gas turbine isentropic efficiency, gas turbine inlet temperature, HRSG pressure, ...
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Performance enhancement of GT–ST power plant with inlet air cooling using lithium bromide/water vapour absorption refrigeration system
Performance improvement techniques in power generation systems especially in gas turbine–steam turbine (GT–ST) combined cycle (CC) power plants by compressor inlet air cooling prove to be much improvising. In this work, the performance enhancement of CC power plant by inlet air cooling method using lithium bromide–water (LiBr/H2O) absorption refrigeration system powered by waste heat from heat ...
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Exergy analysis of gas turbine – solid oxide fuel cell–based combined cycle power plant
Fuel cell technology is one of the promising systems for cleaner and competitive alternate power generation systems. When the high temperature fuel cells like solid oxide fuel cell and molten carbon fuel cell are integrated with the gas turbines, the total thermal efficiency of the combined cycle can be obtained greater than 60%. In the present work, thermodynamic analysis of SOFC–GT combined ...
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Performance optimisation of the combined single flash binary geothermal power plant
In this paper, the optimal operating conditions of a hypothetical combined single flash-binary geothermal power plant are investigated and performance analyses are performed based on Aydin-Germencik field in Turkey. The relationship between flashing pressure, turbine inlet pressure of the binary cycle and total heat transfer area of the heat exchanger are determined for maximum power output of ...
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Exergy analysis of a combined fuel cell and Gas Turbine Power Plant with intercooling and reheating
This paper presents a comparative exergy study of the performance of various gas turbine power generation plants and a high temperature Solid Oxide Fuel Cell (SOFC). The overall system is analysed and its exergy efficiency and exergy destruction are obtained, as well as individual models of each component. The results for selected operating conditions are compared against past literature data. ...
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Thermodynamic and economic assessments of gas turbine inlet air-cooling by evaporative technique
In this study, the effects of gas turbine inlet air-cooling by evaporative technique on work output and thermal end exergy efficiency were analysed. These analyses are performed with the use of per unit volumetric flow, which is fixed regardless of atmospheric air conditions. In addition, a simple and effective model is developed for the economic analysis of evaporative cooling. As a case study, ...
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Performance analysis of the different Organic Rankine Cycles (ORCs) using dry fluids
This paper presents the first and second laws of thermodynamics analysis for organic Rankine cycles (ORCs), using dry organic fluids as the working fluids. The dry organic fluids for this study were R227ea, RC318, R236fa, Isobutane, R600a, R245fa, HFE7000, R123 and R113. Effects of the operating parameters such as turbine inlet temperature and pressure on the thermal efficiency, exergy ...
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Energy and exergy analysis of reverse Brayton refrigerator for Gas Turbine power boosting
In this study the use of Reverse Brayton cycle to boost up the power of gas turbine power plants operating in hot humid ambiance is analysed by the energy and exergy methods. The gas turbine inlet temperature is reduced by mixing the chilled air from Brayton refrigeration cycle and the main intake air stream reaching low intake temperatures. In this paper the effect of irreversibilities in the ...
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