A. A. Bhat, S. Agarwal , D. Sujish, B. Muralidharan, B. P. Reddy, G. Padmakumar, K. K. Rajan
Indira Gandhi Center for Atomic Research, Kalpakkam, Tamilnadu, India
Induction furnaces are employed for vacuum distillation process to recover heavy metals after electro-refining operation. Induction furnace of suitable heating rate and cooled by passive means are required to be developed for this purpose. It is planned to set up a mock up induction furnace which will simulate the conditions to be realized in actual vacuum distillation furnace for this purpose. ...
S. Sunithamani, P. Lakshmi, E. E. Flora
Department of EEE, College of Engineering, Anna University, Chennai, India
Piezoelectric energy harvester converts mechanical vibrations into electrical energy via piezoelectric effect. The geometry of the piezoelectric cantilever beam greatly affects its vibration energy harvesting ability . In this paper a MEMS based energy harvester with a non-traditional geometry is designed. The design of the energy harvester consists of a rectangular cantilever structure with ...
Coupled Electromagnetic and Heat Transfer Simulations for RF Applicator Design for Efficient Heating of Materials
C. Thiagarajan, J. Anto
ATOA Scientific Technologies Pvt Ltd, Whitefield, Bangalore, Karnataka India.
Conventional heating of material wastes energy during heating due to inherent radiation, conduction and convection based heating mechanism. Alternate efficient heating methods are actively researched for improved efficiency. Radio frequency based electromagnetic heating is increasingly used for efficient heating in place of conventional heating. This requires coupling of electromagnetic and heat ...
J. Kapusta, J. Camber, G. Hulkó
Institute of Automation, Measurement and Applied Informatics, Faculty of Mechanical Engineering, STU Bratislava, Slovak Republic
This paper deals with numerical modeling of modular industrial induction heating of steel billets for hot forming applications using the COMSOL Multiphysics. A mathematical model based on Finite Element Method is presented. Design of induction heaters is constantly evolving and improving in terms of electrical and thermal efficiency. In recent years there is a trend of modular designed induction ...
Design and Analysis of Micro-Heaters for Temperature Optimization using COMSOL Multiphysics for MEMS Based Gas Sensor
V. S. Selvakumar, L. Sujatha
Rajalakhmi Engineering College, Chennai, Tamil Nadu, India
Micro-Heaters are the key components in sub-miniature micro-sensors, especially in gas sensors. The metal oxide gas sensors utilize the properties of surface adsorption to detect changes in resistance as a function of varying concentration of different gases . To detect the resistive changes, the heater temperature must be in the requisite temperature range over the heater area. Hence the ...
R. Nithya, K. Kavitha, R. K. Shahana, A. Gupta, M. Alagappan
Department of Biomedical Engineering, PSG College of Technology, Coimbatore, Tamilnadu, India
The primary function of the vestibular system is to provide the brain with information about the body\'s motion and orientation. The absence of this information causes blurred vision and spatial disorientation, vertigo, dizziness, imbalance, nausea, vomiting, and other symptoms often characterize dysfunction of the vestibular system. Our aim is to design vestibular prosthesis using COMSOL ...
Jawahar Engineering College, Affliated to Anna University, Chennai, Tamil Nadu, India
Microgrippers are typical MEMS devices used to pick, hold and transport micro-objects. Microgrippers are widely used in the field of micro-assembly, micro-surgery and manipulation of micro-particles. Thermal microgrippers are widely used for large displacement, high accuracy and repeatability. In this paper, a hybrid design electrothermal microgripper (Figure 1), based on Poly Methyl ...
Material Selection and Computational Analysis on DOHC V16 Engine’s Mounting Bracket Using COMSOL Multiphysics
M. V. A. Nag
G.R.I.E.T., Hyderabad, AP, India
Reduction of the engine vibration and the dynamic forces transmitting from engine to the automotive body structure has always been an important part of automotive research. Automobile engineers face the task of creating a mechanism to absorb these vibrations and provide a smooth ride. The usage of Motor Mounts is the best solution for dampening the effects of vibrations and oscillations. This ...
N. R. Mahajan, S. B. Patel, Z. A. Khan
Department of Electrical Engineering, Indian Institute of Technology Hyderabad, Hyderabad, Andhra Pradesh, India
Railgun is an electrically-powered gun that accelerates a conductive projectile along magnetic metal rails. Various factors increase the projectile velocity. Each method has its own advantages and disadvantages. While increasing the projectile velocity, one has to keep in mind the longevity of the rail guns for practical use . Railguns are often damaged after few uses due to the extreme working ...
B.V.Bhoomaraddi College of Engineerring & Technology, Hubli, Karnataka, India
At present, a great deal of research effort has been directed to find eco-friendly and renewable sources of energy. With the rising costs of crude oil and petroleum, along with the derogatory effects that they pose to the environment, this sort of approach is of utmost importance. This has also led to the search for alternate methods of transforming the various forms of energy into electrical ...