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Keywords: multi-objective optimization
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Journal Articles

Structure Optimization and Cooling Performance of a Heat Sink With Discontinuous Triangular Ribs Impacted by Hybrid Nanofluid Confined Slot Jet Impingement

Zhiguo Tang, Chao Yin, Yi Xiang, Qinsheng Wang, Jianping Cheng
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. November 2023, 145(11): 111205.
Paper No: FE-23-1162
https://doi.org/10.1115/1.4062739
Published Online: August 4, 2023
... for multivariable optimization. The NSGA-II is an evolutionary multi-objective optimization algorithm developed by Deb et al. [ 50 ]. It uses the elitist criteria to give the elite in the group a chance to be brought to the next generation. To optimize the structural parameters of the CSJIHS-TR, a multi-objective...
View Article titled, Structure Optimization and Cooling Performance of a Heat Sink With Discontinuous Triangular Ribs Impacted by Hybrid Nanofluid Confined Slot Jet Impingement
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Topics: Flow (Dynamics), Heat sinks, Heat transfer, Nanofluids, Optimization, Temperature uniformity, Water, Temperature
Journal Articles

A Novel Method to Achieve Fast Multi-Objective Optimization of Hydrostatic Porous Journal Bearings Used in Hydraulic Turbomachine

Yandong Gu, Dongcheng Wang, Li Cheng, Artur Schimpf, Martin Böhle
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. May 2023, 145(5): 051205.
Paper No: FE-22-1345
https://doi.org/10.1115/1.4057003
Published Online: March 13, 2023
... to the Multi-Objective Optimization of Air Bearings ,” Tribol. Lett. , 17 ( 2 ), pp. 119 – 128 . 10.1023/B:TRIL.0000032436.09396.d4 [22] Papadopoulos , C. I. , Efstathiou , E. E. , Nikolakopoulos , P. G. , and Kaiktsis , L. , 2011 , “ Geometry Optimization of Textured...
View Article titled, A Novel Method to Achieve Fast <span class="search-highlight">Multi</span>-<span class="search-highlight">Objective</span> <span class="search-highlight">Optimization</span> of Hydrostatic Porous Journal Bearings Used in Hydraulic Turbomachine
Open the PDF for A Novel Method to Achieve Fast <span class="search-highlight">Multi</span>-<span class="search-highlight">Objective</span> <span class="search-highlight">Optimization</span> of Hydrostatic Porous Journal Bearings Used in Hydraulic Turbomachine in another window
Topics: Artificial neural networks, Flow (Dynamics), Journal bearings, Optimization, Pressure, Stress, Bushings, Hydrostatics, Pareto optimization, Turbomachinery
Journal Articles

A Genetic Algorithm Based Multi-Objective Optimization of Squealer Tip Geometry in Axial Flow Turbines: A Constant Tip Gap Approach

H. Maral, C. B. Şenel, K. Deveci, E. Alpman, L. Kavurmacıoğlu, Cengiz Camci
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. February 2020, 142(2): 021402.
Paper No: FE-19-1096
https://doi.org/10.1115/1.4044721
Published Online: October 10, 2019
... of tip leakage flow. In this paper, a genetic-algorithm-based optimization approach was applied to the conventional squealer tip design to enhance aerothermal performance. A multi-objective optimization method integrated with a meta-model was utilized to determine the optimum squealer geometry. Squealer...
View Article titled, A Genetic Algorithm Based <span class="search-highlight">Multi</span>-<span class="search-highlight">Objective</span> <span class="search-highlight">Optimization</span> of Squealer Tip Geometry in Axial Flow Turbines: A Constant Tip Gap Approach
Open the PDF for A Genetic Algorithm Based <span class="search-highlight">Multi</span>-<span class="search-highlight">Objective</span> <span class="search-highlight">Optimization</span> of Squealer Tip Geometry in Axial Flow Turbines: A Constant Tip Gap Approach in another window
Topics: Artificial neural networks, Axial flow, Blades, Computational fluid dynamics, Databases, Design, Flow (Dynamics), Genetic algorithms, Geometry, Leakage flows
Journal Articles

Multi-Objective Shape Optimization on the Inlet Pipe of a Vertical Inline Pump

Ji Pei, Xingcheng Gan, Wenjie Wang, Shouqi Yuan, Yajing Tang
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. June 2019, 141(6): 061108.
Paper No: FE-18-1387
https://doi.org/10.1115/1.4043056
Published Online: April 9, 2019
... at 0.5 Q d , 1.0 Q d, and 1.5 Q d , a multi-objective optimization on the inlet pipe of a vertical inline pump was proposed based on genetic algorithm with artificial neural network (ANN). In order to describe the shape of inlet pipe, the fifth-order and third-order Bezier curves were adopted to fit...
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Topics: Artificial neural networks, Design, Flow (Dynamics), Genetic algorithms, Impellers, Optimization, Pipes, Pumps, Pareto optimization, Stress