研究開発におけるマルチフィジックスシミュレーションの具体例

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COMSOL コンファレンス 2020 論文集を見る

Multiphysicsx

Evaluation of Electromagnetic Heating of a Composite Material Using COMSOL Multiphysics® Software

R. B. R. Chethan[1], A. Desale [1], V. Perumal [1], V. Dhamotharan [2],
[1] Siemens technology and services private limited, Bangalore, Karnataka, India
[2] IIT Madras, Chennai, India.

Carbon fiber as filaments or as continuously reinforced composite finds application in the electronic packages, electric vehicles, and electrical machines, owing to its excellent electromagnetic (EMI) shielding and high conductivity. Carbon fiber being good conductor of electricity (in ... 詳細を見る

Drop Simulation of Disposable Elastomeric Pump Using COMSOL Multiphysics® Software

R. Kapuganti [1], S. Anbazhagan[1],
[1] HCL Technologies, Chennai, India.

Drop test simulation is one of the important tool used for the impact behaviour study of electronic components. It identifies the flaws in design. The reliability and performance of electronic consoles after the drop is a major concern. Devices are expected to continue functioning after ... 詳細を見る

Multiphysics Analysis of Inductive Brazing Process using COMSOL Multiphysics® Software

A. F. Biju[1], A. Pandey [1],
[1] Honeywell Technology Solutions Lab, Bangalore, Karnataka, India

The objective is to analyze temperature rise and distribution in different parts of an inductive brazing process. This process includes multiphysics phenomena - electromagnetic excitation- eddy heating- heat transfer in solids. AC Inductive heating physics coupled to heat transfer in ... 詳細を見る

Using the Concept of Dummy Heat Sources for Heat Transfer Enhancement in a Vertical Channel

S. Durgam [1], A. Shrivastav [2], S. P. Venkateshan [1], T. Sundararajan [1],
[1] Indian Institute of Technology Madras, Chennai, Tamil Nadu, India
[2] Defense Research and development Organization, Bangalore, Karnataka, India

Laminar forced convection is studied in a vertical rectangular channel with seven discrete heat sources and dummy heat sources mounted on a wall. The position of seven heat sources is fixed in an optimal arrangement. The heat transfer effects are investigated by numerical simulation and ... 詳細を見る

Establishing Tolerances and Limits of Failure for Sample and Reagent Flow Using COMSOL Multiphysics® Software

S. Kumar [1], D. Dendukuri [1]
[1]Achira Labs, Bangalore, Karnataka.

Microfluidics is the science of manipulating and controlling fluids at the micron scale. Although, fluid flow in standard geometries can be determined easily by analytical methods, a more rigorous computational model is required for custom geometries. Achira’s microfluidics cartridge has ... 詳細を見る

Modal Analysis of Elastic Ring Squeeze Film Damper for Small Gas Turbine Engines

S. Thennavarajan[1][2], P. Jeyaraj [1], L. P. Manikandan [2], S. S. Kulkarni [2], S. Jana [2],
[1]Department of Mechanical Engineering, NITK, Surathkal, Mangalore, Karnataka, India
[2]CSIR- National Aerospace Laboratories, Bengalore, Karnataka, India

The high speed gas turbine is a power plant developed for modern aircrafts. It is widely used and developed because it can meet the high power to weight ratio. The rotor system of modern small gas turbine works above the critical speeds. Hence, there is a stricter requirement for the ... 詳細を見る

Modeling Post Convection Cooling of High Power Waveguide

H. V. Dixit [1], A. R. Jadhav [2], Y. M. Jain [3], A. N. Cheeran [1], V. Gupta [2], P. K. Sharma [3],
[1] Veermata Jijabai Technological Institute, Mumbai, Maharashtra, India
[2] Vidyavardhini's College of Engineering and Technology, Vasai, Maharashtra, India
[3]Institute for Plasma Research, Gandhinagar, Gujarat, India

Waveguide Structures are often used for transmission of high CW power. The inherent conductor losses in the waveguide material lead to an increase in its temperature. If appropriate thermal management is not undertaken, this high temperature may lower the breakdown threshold of the ... 詳細を見る

Simulating Forced Convection in a Bingham Plastic Fluid

E. Tejaswini [1], B. Sreenivasulu [1], B. Srinivas [1],
[1]Gayatri Vidya Parishad College of Engineering, Visakhapatnam, Andhra Pradesh, India

In this work, the heat transfer characteristics of two heated cylinders of square cross-section immersed in a streaming Bingham plastic medium have been studied. The governing differential equations (continuity, momentum and thermal energy) have been solved numerically over wide range of ... 詳細を見る

Analysis and Optimization of Dragonfly Wing Using COMSOL Multiphysics® Software

A. Kumar [1], C. Kaur [1], S. S. Padhee [2],
[1] PEC University of Technology, Chandigarh, India
[2] IIT Ropar, Punjab, India

This paper explores the complexities of a dragonfly's flapping wing motion. It includes the literature as well as analytical results using simulations done in COMSOL Multiphysics® software. The study depicts the Fluid-Structure Interaction of the 2D wing (airfoil) with air, governed by ... 詳細を見る

Dynamic Simulation of Magnetorheological Fluid Using COMSOL Multiphysics® Software

J. Thanikachalam[1], P. Nagaraj [1],
[1] Mepco Schlenk Engineering College, Sivakasi , India.

The present work deals with dynamic simulation of magnetic particles present in the carrier fluid when subjected to external magnetic field. Magneto rheological fluid comes under classification of smart materials, which contain pure CI iron particles, silicon oil as carrier fluid and ... 詳細を見る