Results 11 to 20 of about 429 (184)

Multimodal Locomotion of Magnetic Droplet Robots Using Orthogonal Pairs of Coils

Advanced Intelligent Systems, Volume 5, Issue 9, September 2023., 2023
Using global magnetic fields, three main magnetic field configurations with their respective locomotion mechanisms for magnetic droplet robots are demonstrated: uniform rotating fields for droplet fission–fusion motions and rolling locomotion; magnetic trapping point‐based locomotion for single‐ and collective‐droplet manipulation; and field‐free ...
Armando Ramos-Sebastian, Ja Sung Lee, Sung Hoon Kim   +2 more
wiley   +1 more source

Simulative Investigation of Optimal Multiparameterized Cooling Plate Topologies for Different Battery System Configurations

Energy Technology, Volume 11, Issue 9, September 2023., 2023
Herein, cooling plate topology optimization for electric vehicles is performed based on different lithium‐ion battery geometries. Fast charging requirements are used to evaluate the cooling circuit from the cell to module to system level. The cooling model's modular structure enables to evaluate cooling plates for varying applications and battery ...
Alexander Epp, Sunny Rai, Finn van Ginneken, Andreas Varchmin, Jürgen Köhler, Dirk Uwe Sauer   +5 more
wiley   +1 more source

Computational Analysis of Subcooled Flow Boiling in a Vertical Minichannel with Two Different Shapes under Various Mass Fluxes [PDF]

Journal of Applied Fluid Mechanics, 2023
In the current research project, two-dimensional numerical simulations are conducted to analyze the effects of geometrical configuration on flow structures and the thermal performances of subcooled flow boiling. The CFD simulations are carried out in two
A. Igaadi, H. El Mghari, R. El Amraoui
doaj   +1 more source

Predicting the accuracy of nanofluid heat transfer coefficient's computational fluid dynamics simulations using neural networks

Heat Transfer, Volume 52, Issue 4, Page 3389-3410, June 2023., 2023
Abstract This research presents a neural network algorithm to identify the best modeling and simulation methods and assumptions for the most widespread nanofluid combinations. The neural network algorithm is trained using data from earlier nanofluid experiments. A multilayer perceptron with one hidden layer was employed in the investigation. The neural
Ekene Jude Onyiriuka
wiley   +1 more source

Thermohydraulic Characteristics of Printed Circuit Recuperators in a Supercritical CO2 Brayton Cycle with Nonuniform Minichannels

International Journal of Energy Research, Volume 2023, Issue 1, 2023., 2023
Supercritical carbon dioxide (SCO2) technologies have been under the spotlight of developed countries because they believe that such applied sciences can be ingenious solutions to resolve energy and environmental problems. The SCO2 power cycle is one of the most promising technologies in this field due to its high efficiency and low expenditure ...
Morteza Khoshvaght-Aliabadi, Parvaneh Ghodrati, Yong Tae Kang, Gongnan Xie   +3 more
wiley   +1 more source

Inhibition of Thermal Runaway Propagation in Lithium‐Ion Battery Pack by Minichannel Cold Plates and Insulation Layers

International Journal of Energy Research, Volume 2023, Issue 1, 2023., 2023
The main concern hindering the large‐scale application of lithium‐ion batteries (LIBs) in electric vehicles (EV) is thermal runaway (TR). In this work, three‐dimensional (3D) TR and conjugate heat transfer modeling of a LIB pack consisting of 12 prismatic cells is performed.
Xinyu Liu, Zhifu Zhou, Wei-Tao Wu, Jizu Lv, Chengzhi Hu, Linsong Gao, Yang Li, Yubai Li, Yongchen Song, Raja Sen   +9 more
wiley   +1 more source

Numerical Simulations for Lithium‐Ion Battery Pack Cooled by Different Minichannel Cold Plate Arrangements

International Journal of Energy Research, Volume 2023, Issue 1, 2023., 2023
In real electric vehicles, the arrangement of liquid‐cooled plates not only influences the thermal performance of the battery pack but also relates to the energy consumption of the BTMS and the compactness of the whole battery pack. In this study, design A, design B, design C, and design D, a total of four different arrangement designs of battery ...
Yulong Li, Minli Bai, Zhifu Zhou, Wei-Tao Wu, Linsong Gao, Yang Li, Yunjie Yang, Yubai Li, Yongchen Song, Mohammadmahdi Abdollahzadehsangroudi   +9 more
wiley   +1 more source

Analysis of the Potential of Solar‐Assisted Heat Pumps: Technical, Market, and Social Acceptance Aspects

Solar RRL, Volume 6, Issue 8, August 2022., 2022
Solar‐assisted heat pumps have the potential to increase the share of renewables in the energy systems and the flexibility of smart grids. An assessment covering technical, economic, and social aspects is given to allow a holistic overview on the application of such systems.
Valeria Palomba, Giuseppe E. Dino, Andrea Frazzica   +2 more
wiley   +1 more source

Flow Boiling in Minichannels [PDF]

, 2006
The use ofmini-channel heat exchangers (hydraulic diameter about 1 mm) in compact heat exchangers improves heat transfer coefficients, and thermal efficiency while requiring a lower fluid mass. They are widely used in condensers for automobile air-conditioning and are now being used in evaporators, as well as in other applications such as domestic air ...
André Bontemps, Bruno Agostini, Nadia Caney   +2 more
openaire   +1 more source

Cooling performance in a minichannel heat sink with different triangular pin-fins configurations

Frontiers in Energy Research, 2023
With the continuous progress of automotive new energy technology, the motor has become an important part of the power system, and the heat dissipation of insulated-gate bipolar transistors (IGBT) determines the reliability of the power system ...
Kai Zhao, Kai Zhao, Xiaoxia Sun, Yuanqing Xia, Qiangqiang Li, Lili Shen, Min Lin   +6 more
doaj   +1 more source