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1.中国长江电力股份有限公司,北京市北京市100032
2.湖北省智慧水电技术创新中心,湖北省武汉市430000
3.中国三峡集团科学技术研究院,北京市北京市100000
4.华中科技大学能源与动力工程学院,湖北省武汉市430074
[ "邵双全,男,教授,华中科技大学能源与动力工程学院,13520177661, 。研究方向:高效热湿环境控制理论及在舒适性空调、食品保质贮运加工全程冷链、电子产品及数据中心冷却等方面应用的关键技术研究。" ]
收稿:2025-08-12,
修回:2025-09-05,
录用:2025-09-12,
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关苏敏, 丁若晨, 王宁波, 等. 射流冲击冷却热力-水力性能多目标优化研究[J/OL]. 制冷学报, 2025.
GUAN Sumin, DING Ruochen, WANG Ningbo, et al. Investigation on multi-objective optimization of thermal-hydraulic performance for enhanced heat transfer in jet impingement cooling[J/OL]. Journal of Refrigeration, 2025.
探索高效、清洁、节能的冷却方案是数据中心(DCs)脱碳的重要途径。本文提出一种变间距多射流直接芯片冷却方案,旨在提高换热系数并改善温度均匀性。研究了冷却剂流量、入口温度、针翅设计参数及射流孔间距对热阻、压降、温度标准差和努塞尔数的影响。基于计算流体力学(CFD)和拉丁超立方采样实验设计生成用于构建代理模型的数据集,建立了以结构和热参数为输入,热阻、压降、温度均匀性为输出的人工神经网络模型,并采用基于均匀搜索的约束多目标优化算法(CMOES)求解优化模型。优化结果表明,最优设计在热力-水力性能上均优于初始设计及现有研究,具有良好工程应用前景。
Exploring efficient
clean and energy-saving cooling solutions is one of the most important ways to decarbonize data centers (DCs). This study investigates a variable spacing multi-jet direct chip cooling device to increase the heat transfer coefficient and improve the temperature uniformity. The effects of coolant flow rate
inlet temperature
pin fin design parameters
and jet hole spacings on thermal resistance
pressure drop
temperature standard deviation
and Nussle number were investigated. The dataset for surrogate model construction is obtained based on computational fluid dynamics and Latin hypercube sampling experimental designs. An artificial neural network model with structural and thermal parameters as inputs and thermal resistance
pressure drop and temperature uniformity as outputs is developed. The algorithm named constrained multi-objective optimization based on even search is used to implement the solution of the optimization model. The optimization results show that the optimal design outperforms the initial design and the performance specifications of the existing studies in terms of both thermal and hydraulic performance
and has good prospects for engineering applications. Herein
the exploration of optimization for variable spacing multi-jet direct chip cooling will help chip to operate at higher performance.
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DOI: 10.12465/j.issn.0253-4339.2025.01.079. ( ZHOU Feng , WANG Ruimin , MA Guoyuan , et al . Scenario Analysis of Data Centers in China Under Carbon Neutrality Target [J ] . Journal of refrigeration , 2025 , 46 ( 1 ): 79 - 85 .)
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Bao Y H , Chen J Y , Shao S Q . Dynamic position optimization of submerged array square jet cooling in confined space for chip thermal dissipation [J ] . International Journal of Thermal Sciences , 2024 , 205 : 109306 .
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Ning J H , Sun Z Y , Zhao Y F , et al . Influence of dry ice inlet and outlet positions on cooling characteristics of high heat flux chip [J ] . International Journal of Refrigeration , 2021 , 131 : 679 - 688 .
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Chen L L , Brakmann R G , Weigand B . Detailed investigation of staggered jet impingement array cooling performance with cubic micro pin fin roughened target plate [J ] . Applied Thermal Engineering , 2020 , 171 : 115095 .
Cheng Z Y , Li X F , Huai X L , et al . Boiling heat transfer characteristics of pin-finned surface in distributed jet array impingement [J ] . International Journal of Thermal Sciences , 2023 , 184 : 107956 .
Wiriyasart S , Naphon P . Liquid impingement cooling of cold plate heat sink with different fin configurations: High heat flux applications [J ] , International Journal of Heat and Mass Transfer , 2019 , 140 : 281 - 292 .
Ndao S , Peles Y , Jensen M K . Effects of pin fin shape and configuration on the single-phase heat transfer characteristics of jet impingement on micro pin fins [J ] . International Journal of Heat and Mass Transfer , 2014 , 70 : 856 - 863 .
Ravanji A , Zargarabadi M R . Effects of pin-fin shape on cooling performance of a circular jet impinging on a flat surface [J ] . International Journal of Thermal Sciences , 2021 , 161 : 106684 .
Yildizeli A , Cadirci S . Multi-objective optimization of multiple impinging jet system through genetic algorithm [J ] . International Journal of Heat and Mass Transfer , 2020 , 158 : 119978 .
Mahmoudabadbozchelou M , Eghtesad A , Jamali S , et al . Entropy analysis and thermal optimization of nanofluid impinging jet using artificial neural network and genetic algorithm [J ] . International Communications in Heat and Mass Transfer , 2020 , 119 : 104978 .
Negi D S , Pattamatta A . Profile shape optimization in multi-jet impingement cooling of dimpled topologies for local heat transfer enhancement [J ] . Heat and Mass Transfer , 2015 , 51 ( 4 ): 451 - 464 .
Radmard V , Hadad Y , Rangarajan S , et al . Multi-objective optimization of a chip-attached micro pin fin liquid cooling system [J ] . Applied Thermal Engineering , 2021 195 : 117187 .
Ming F , Gong W Y , Jin Y C . Even Search in a Promising Region for Constrained Multi-Objective Optimization [J ] . IEEE/CAA Journal of Automatica Sinica , 2024 , 11 ( 2 ): 474 - 486 .
Hadad S , Ramakrishnan B , Alkharabsheh S , et al . Numerical modeling and optimization of a V-groove warm water cold-plate [J ] . Annual IEEE Semiconductor Thermal Measurement and Management Symposium , 2017 , 314 - 319 .
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