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Keywords: optimization
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051023.
Paper No: GTP-24-1610
Published Online: December 11, 2024
...Shrey Sahai Gupta; Pramod Kumar Supercritical carbon dioxide (sCO 2 ) cycles are gaining attention for their efficiency and low carbon footprint in power plants. This study focuses on optimizing the performance of a 5 MW simple recuperated sCO 2 Brayton loop during inventory control, a recommended...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031007.
Paper No: GTP-24-1504
Published Online: October 3, 2024
...Hao Liu; Guoqing Li; Chenyang Kang; Yunhong Ruan; Ruofan Wang; Xingen Lu Improving the sealing performance of labyrinth seal is beneficial in reducing the loss of downstream components as well as improving the aero-engines' efficiency. Meanwhile, the optimization of labyrinth seal is more cost...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111007.
Paper No: GTP-24-1230
Published Online: July 16, 2024
... heat exchanger features curved fins to promote flow turning and decrease pressure losses compared to more conventional straight fin heat exchangers. Conceptual design and duct shape optimization has been carried out which produced integrated ICD heat exchanger designs with significantly lower air-side...
Journal Articles
Axial Compressor Map Generation Leveraging Autonomous Self-Training Artificial Intelligence. Phase 2
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031024.
Paper No: GTP-23-1376
Published Online: January 4, 2024
... quality of automatically optimized NN models assuring reproducibility and a solid foundation for future utilization of the developed methods by turbomachinery engineers without a need to be an ML expert. The direct comparison of the improved approach with the alternative Auto-ML tools was not performed...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031007.
Paper No: GTP-23-1415
Published Online: November 3, 2023
... volatility, and provide services to the grid. In such a situation, in order to properly manage these crucial technologies, and thus guarantee the economic viability of the operation, it is essential to properly optimize the dispatch and define the best scheduling. This paper considers a gas turbine combined...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121019.
Paper No: GTP-23-1341
Published Online: October 26, 2023
... the introduction of digital tools into in-person education. The “Process Optimization” course at Mälardalen University (MDU) is reformed to operate in a digitally enhanced classroom mode. The course covers a variety of optimization methods applied on thermal and fluid machinery such as systems of compressors...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121017.
Paper No: GTP-23-1323
Published Online: October 26, 2023
... as much as possible. In this work, an optimization strategy for reducing the flowrate fed to tilting pad journal bearings (TPJBs) is proposed. An artificial neural network (ANN) is trained to estimate the static and dynamic performance of the bearings. The training dataset is built with a Reynolds-based...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031028.
Paper No: GTP-22-1245
Published Online: February 23, 2023
... to that. This paper explores the impact of optimal implementation and scheduling of VRS and power management strategy for conventional and hybrid-electric rotorcraft on energy, fuel, and emissions footprint. A multidisciplinary simulation framework for rotorcraft performance combined with models for engine...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011001.
Paper No: GTP-22-1328
Published Online: October 19, 2022
...Maksym Burlaka; Leonid Moroz The paper describes the study performed by SoftInWay in the scope of the Phase I SBIR project funded by the National Aeronautics and Space Administration (NASA). The project was dedicated to a study of optimization of the variable geometry reset angle schedules...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111015.
Paper No: GTP-21-1162
Published Online: October 4, 2021
... methodology for the design, performance assessment, and optimal implementation of HEPSs for conceptual rotorcraft has been developed. A multidisciplinary approach is devised comprising models for rotor aerodynamics, flight dynamics, HEPS performance, and weight estimation. All models are validated using...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2021, 143(6): 061017.
Paper No: GTP-20-1254
Published Online: March 31, 2021
... robust rotordynamics surface response design of experiments multivariate multiresponse modeling optimization tilting pad bearings sensitivity analysis manufacturing normal variation 05 06 2020 26 10 2020 31 03 2021 e-mail: leourbiola@gmail.com Table 10 shows...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2021, 143(2): 021005.
Paper No: GTP-20-1438
Published Online: January 13, 2021
... overcome the flight speed limitations of conventional helicopters with additional lifting and propulsive components. Further to operational benefits, these augmentations provide additional flight control parameters, resulting in control redundancy. This work aims to investigate the impact of optimal...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2013, 135(9): 092601.
Paper No: GTP-13-1118
Published Online: July 31, 2013
... and training different ANN models with feed-forward multilayer perceptron (MLP) structure. The code consisted of various training functions, different number of neurons as well as a variety of transfer (activation) functions for hidden and output layers of the network. It was shown that the optimal model...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. December 2011, 133(12): 124501.
Published Online: August 26, 2011
... 2011 26 08 2011 air pollution control crude oil diesel engines optimisation petroleum Taguchi methods diesel engine NO x emission MRSN optimization orthogonal array Biodiesel, a clean burning renewable CI engine fuel, has been accepted by many countries as a partial...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 063002.
Published Online: February 15, 2011
... and robustness of the model, the paper recommends an optimization routine stage on the existing model that comprises results of more pump shapes (obtained through field projects or extended laboratory work). The optimization procedure suggested would come a long way to provide a lasting solution for the search...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2011, 133(1): 012301.
Published Online: September 27, 2010
...Christos I. Papadopoulos; Pantelis G. Nikolakopoulos; Lambros Kaiktsis An optimization study of trapezoidal surface texturing in slider micro-bearings, via computational fluid dynamics (CFD), is presented. The bearings are modeled as micro-channels, consisting of a moving and a stationary wall...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2010, 132(12): 122502.
Published Online: August 25, 2010
...Costin D. Untaroiu; Alexandrina Untaroiu Design of a rotor-bearing system is a challenging task due to various conflicting design requirements, which should be fulfilled. This study considers an automatic optimization approach for the design of a rotor supported on tilting-pad bearings. A numerical...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. October 2007, 129(4): 1138–1142.
Published Online: May 24, 2007
... optimize the FLC, conduct tests to compare the FLC with conventional controls in scenarios relevant to the application. We have designed, implemented, and tested our simulation to the exhaust temperature control problem of a gas turbine problem. The FLC, plant simulation, existing control configuration...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2007, 129(2): 436–442.
Published Online: July 3, 2006
...Wang Qiuwang; Liang Hongxia; Xie Gongnan; Zeng Min; Luo Laiqin; Feng ZhenPing In recent years, the genetic algorithm (GA) technique has gotten much attention in solving real-world problems. This technique has a strong ability for global searching and optimization based on various objectives...