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Keywords: optimization
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. May 2023, 145(5): 052901.
Paper No: HT-22-1533
Published Online: January 12, 2023
...Yogesh Jaluria This paper considers the optimization of thermal systems and processes, which are of interest in a wide range of practical applications, on the basis of mathematical and numerical modeling as well as experimental data. Many complexities, such as property variations, complicated...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. November 2021, 143(11): 112902.
Paper No: HT-20-1550
Published Online: September 22, 2021
...Asif Afzal Optimization of thermal performance processes using genetic algorithm (GA) combined with some commercial software or other soft computing methods like artificial neural networks are common in many heat transfer applications with the exception of battery thermal management...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. May 2021, 143(5): 052901.
Paper No: HT-20-1516
Published Online: March 19, 2021
...Reid Smith; Sandip Dutta With advances in additive manufacturing of metal components, commercial production of complex turbine components is becoming feasible. Thus, designers are not constrained to the limitations of conventional manufacturing methods. A new conjugate optimization technique...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. February 2020, 142(2): 021901.
Paper No: HT-19-1070
Published Online: December 18, 2019
...Hamdy Hassan; Souad Harmand An optimization of vapor chamber (VC) region's width and its wick porosity to achieve the minimum temperature rise of the vapor chamber is studied in this paper. The optimization process is carried out by particle swarm optimization (PSO) method. The study is performed...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2015, 137(6): 061901.
Paper No: HT-14-1145
Published Online: June 1, 2015
...: An Alternative Method for Heat Exchanger Analyses ,” Energy , 58 , pp. 672 – 678 . 10.1016/j.energy.2013.05.024 [11] Giangaspero , G. , and Sciubba , E. , 2013 , “ Application of the Entropy Generation Minimization Method to a Solar Heat Exchanger: A Pseudo-Optimization Design Process Based...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. June 2015, 137(6): 064501.
Paper No: HT-14-1071
Published Online: June 1, 2015
... (PCHE) with zigzag flow channels in a double-faced configuration was optimized to enhance its thermal–hydraulic performance. Using exergy analysis, the objective function was defined as the net exergy gain of the system considering the exergy gain by heat transfer and exergy loss due to friction...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2015, 137(6): 061006.
Paper No: HT-14-1164
Published Online: June 1, 2015
... electronics components. We present optimization results for single rectangular, triangular, and trapezoidal fins. After that, we minimize the mass of an existing heat sink consisting of a base plate and a fin array by optimizing the geometrical variables and component locations on the base plate...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2015, 137(6): 061003.
Paper No: HT-14-1137
Published Online: June 1, 2015
...Adrian Bejan Manuscript received March 18, 2014; final manuscript received April 9, 2014; published online March 17, 2015. Assoc. Editor: Giulio Lorenzini. 18 03 2014 09 04 2014 17 03 2015 Here, I review the physics meaning of optimization, knowledge and design...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2015, 137(6): 061002.
Paper No: HT-13-1653
Published Online: June 1, 2015
... ,” Comput. J. , 7 ( 2 ), pp. 149 – 154 . 10.1093/comjnl/7.2.149 [22] Nocedal , J. , and Wright , S. J. , 1999 , Numerical Optimization , Springer , New York , Chap. 3. [23] Hauf , W. , and Grigull , U. , 1970 , “ Optical Methods in Heat Transfer ,” Adv. Heat Transfer , 6...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. January 2014, 136(1): 011401.
Paper No: HT-13-1158
Published Online: October 25, 2013
... thermal-fluid-solid modeling based on volume averaging theory (VAT) has allowed for significant strides in this effort. A number of optimization methods for heat sink designers who model heat sinks with VAT can be envisioned due to VAT's singular ability to rapidly provide solutions, when compared...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. December 2013, 135(12): 124504.
Paper No: HT-12-1656
Published Online: October 14, 2013
...Mohammad Reza Hajmohammadi; Antonio Campo; S. Salman Nourazar; Amir Masood Ostad References [1] Bejan , A. , and Lorente , S. , 2008 , Design With Constructal Theory , John Wiley & Sons , Hoboken, NJ . [2] Bejan , A. , and Sciubba , E. , 1992 , “ The Optimal...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. September 2013, 135(9): 091501.
Paper No: HT-12-1307
Published Online: July 26, 2013
... and 14 ), which is overall more desirable. Fig. 13 Absorptivity enhancement factor (mean and standard deviation) of the optimal geometry for different hours computed based on year around solar irradiance and incident angle uncertainties Fig. 14 Absorptivity enhancement factor (mean...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. August 2013, 135(8): 084504.
Paper No: HT-12-1349
Published Online: July 18, 2013
...: Giulio Lorenzini. 04 07 2012 07 03 2013 The concept of relative inverse admittance applied to composite fins optimization in the case of longitudinal rectangular fins under 2D heat conduction is presented in this work. Here, different values for convective conditions at the fin...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. August 2013, 135(8): 082602.
Paper No: HT-12-1394
Published Online: July 18, 2013
.... Assoc. Editor: Giulio Lorenzini. 22 07 2012 18 03 2013 This paper proposes and implements a new methodology for optimizing finned-tube heat exchangers (FTHEs) using a volume-averaging theory (VAT) hierarchical physical model and a genetic algorithm (GA) numerical optimizer...
Journal Articles
Publisher: ASME
Article Type: Heat Exchangers
J. Heat Mass Transfer. August 2012, 134(8): 081801.
Published Online: May 24, 2012
...R. Karvinen; T. Karvinen A method and practical results are presented for finding the geometries of fixed volume plate fins for maximizing dissipated heat flux. The heat transfer theory used in optimization is based on approximate analytical solutions of conjugated heat transfer, which couple...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2011, 133(8): 081902.
Published Online: May 2, 2011
... geometry of a complex assembly of fins, i.e., an assembly where there is a cavity between the two branches of the T-Y-assembly of fins and two additional extended surfaces. The global thermal resistance of the assembly is minimized four times by geometric optimization subject to the following constraints...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 2011, 133(2): 021801.
Published Online: November 3, 2010
...Pouria Ahmadi; Hassan Hajabdollahi; Ibrahim Dincer In the present work, a thermal modeling is conducted for optimal design of compact heat exchangers in order to minimize cost and entropy generation. In this regard, an ε − NTU method is applied for estimation of the heat exchanger pressure drop...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. March 2010, 132(3): 031301.
Published Online: December 30, 2009
.... It is also demonstrated that the classical temperature distribution and heat transfer rate from the two-dimensional isotropic pin fin introduced earlier in literature can easily be recovered from the general solutions presented in this paper. Furthermore, dimensionless optimization results are presented...