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Related papers: Glacierware: Hotspot-aware Microfluidic Cooling fo…

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Thermoelectric coolers (TECs) offer a promising solution for direct cooling of local hotspots and active thermal management in advanced electronic systems. However, TECs present significant trade-offs among spatial cooling, heating and…

Applied Physics · Physics 2024-07-17 Jiajian Luo , Jaeho Lee

3D stacked technology has emerged as an effective mechanism to overcome physical limits and communication delays found in 2D integration. However, 3D technology also presents several drawbacks that prevent its smooth application. Two of the…

Hardware Architecture · Computer Science 2024-02-23 David Cuesta , José L. Risco-Martín , José L. Ayala , J. Ignacio Hidalgo

While parallel microchannel based cooling systems have been around for quite a period of time, employing the same and incorporating them for near active cooling of microelectronic devices is yet to be implemented and the implications of the…

Instrumentation and Detectors · Physics 2017-04-06 Lakshmi Sirisha Maganti , Purbarun Dhar , T Sundararajan , Sarit Kumar Das

Fluid-flow devices with low dissipation, but high contact area, are of importance in many applications. A well-known strategy to design such devices is multi-scale topology optimization (MTO), where optimal microstructures are designed…

Numerical Analysis · Mathematics 2022-09-20 Rahul Kumar Padhy , Aaditya Chandrasekhar , Krishnan Suresh

The unprecedented growth in artificial intelligence (AI) workloads, recently dominated by large language models (LLMs) and vision-language models (VLMs), has intensified power and cooling demands in data centers. This study benchmarks LLMs…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-23 Imran Latif , Muhammad Ali Shafique , Hayat Ullah , Alex C. Newkirk , Xi Yu , Arslan Munir

We study scheduling problems motivated by recently developed techniques for microprocessor thermal management at the operating systems level. The general scenario can be described as follows. The microprocessor's temperature is controlled…

Data Structures and Algorithms · Computer Science 2008-01-29 Marek Chrobak , Christoph Durr , Mathilde Hurand , Julien Robert

High power density systems require efficient cooling to maintain their thermal performance. Despite this, as systems get larger and more complex, human practice and insight may not suffice to determine the desired thermal management system…

Systems and Control · Electrical Eng. & Systems 2023-10-25 Saeid Bayat , Nastaran Shahmansouri , Satya RT Peddada , Alexander Tessier , Adrian Butscher , James T Allison

Although 3D IC technology can provide very high integration density, they suffer from having hotspots that may reach thousands of degrees. To manage this heat, it is necessary to study the dynamics of cooling and thermal behavior of the…

Applied Physics · Physics 2019-11-04 Sakib Islam , Ibrahim Abdel-Motaleb

Topology optimization is used to systematically design contact-aided thermo-mechanical regulators, i.e. components whose effective thermal conductivity is tunable by mechanical deformation and contact. The thermo-mechanical interactions are…

Computational Engineering, Finance, and Science · Computer Science 2024-06-04 Anna Dalklint , Joe Alexandersen , Andreas Henrik Frederiksen , Konstantinos Poulios , Ole Sigmund

Mixed-Criticality (MC) systems have recently been devised to address the requirements of real-time systems in industrial applications, where the system runs tasks with different criticality levels on a single platform. In some workloads, a…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-06-01 Behnaz Ranjbar , Ali Hosseinghorban , Mohammad Salehi , Alireza Ejlali , Akash Kumar

The transition to 4th generation district heating creates a growing need for scalable, automated design tools that accurately capture the spatial and temporal details of heating network operation. This paper presents an automated design…

Computational Engineering, Finance, and Science · Computer Science 2024-01-30 Yannick Wack , Martin Sollich , Robbe Salenbien , Jan Diriken , Martine Baelmans , Maarten Blommaert

In the recent years, there has been a growing interest in droplet-based (digital) microfluidics for which, reliable means of droplet manipulation are required. In this study we demonstrate thermal actuation of droplets on liquid platforms,…

Fluid Dynamics · Physics 2010-10-19 Ehsan Yakhshi-Tafti , Hyoung J. Cho , Ranganathan Kumar

The environmental impact of Large Language Models (LLMs) on data centers hosting these models is becoming a significant concern. While many efforts have focused on reducing the substantial training overhead of LLMs, carbon and water…

Systems and Control · Electrical Eng. & Systems 2026-03-10 Arash Khalatbarisoltani , Amin Mahmoudi , Jie Han , Muhammad Saeed , Wenxue Liu , Jinwen Li , Solmaz Kahourzade , Amirmehdi Yazdani , Xiaosong Hu

High Performance Computing is an internet based computing which makes computer infrastructure and services available to the user for research purpose. However, an important issue which needs to be resolved before High Performance Computing…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-03-13 Vivek Chalotra , Anju Bhasin , Anik Gupta , Sanjeev Singh Sambyal , Sanjay Mahajan

This paper presents a topology optimization method for designing two-fluid heat exchangers under turbulent conditions using a Darcy flow-based low-fidelity (LF) model. The LF model is calibrated against a high-fidelity (HF) model based on…

Fluid Dynamics · Physics 2026-05-08 Hiroki Kawabe , Kaito Ohtani , Kentaro Yaji , Ryota Fukunishi , Akira Ogawara

A method for density-based topology optimization of heat exchangers with two fluids is proposed. The goal of the optimization process is to maximize the heat transfer from one fluid to the other, under maximum pressure drop constraints for…

The demand-side control of district heating networks is notoriously challenging due to the large number of connected users and the high number of states to be considered. To overcome these challenges, this paper presents a hierarchical…

Systems and Control · Electrical Eng. & Systems 2024-04-15 Audrey Blizard , Colin N. Jones , Stephanie Stockar

In modern data centers, energy usage represents one of the major factors affecting operational costs. Power capping is a technique that limits the power consumption of individual systems, which allows reducing the overall power demand at…

Performance · Computer Science 2017-09-05 Stefano Conoci , Pierangelo Di Sanzo , Bruno Ciciani , Francesco Quaglia

The paper presents numerical results on an innovative concept of an efficient, site-specific cooling technology for microprocessor hot spots using Alternating Current Electrothermal Flow (ACET). ACET deploys an electrokinetic transport…

Applied Physics · Physics 2018-10-16 Golak Kunti , Jayabrata Dhar , Anandaroop Bhattacharya , Suman Chakraborty

Effective management of cooling tower systems requires thorough disinfection. While traditional chemical water treatment methods are currently the most prominent strategy, they are costly and yield limited results when relied upon as the…