International Research Journal of Engineering and Technology (IRJET)
e-ISSN: 2395-0056
Volume: 12 Issue: 05 | May 2025
p-ISSN: 2395-0072
www.irjet.net
Design and analysis of Electromagnetic Inerter Adish Joshi1, Atharva Jadhav2, Chinmayi Bhagwat3, Smit Talekar4, Varad Ghate5 1,2,3,4,5 Department of Mechanical Engineering, Walchand College of Engineering,
Shivaji University, Sangli, India ------------------------------------------------------------------------***-------------------------------------------------------------------------
Abstract - The main objective of a car suspension system
dissipating it. It consists of a lead screw and a flywheel. When a force is applied to one end of the rod, it pushes up through the flywheel, causing it to spin. This conversion of linear energy into rotational energy helps counteract the spring's oscillation. Once the force is no longer applied, the momentum of the flywheel is returned back into the rod, making it want to continue in that direction. This helps reduce the oscillation of the spring and improves the stability of the car.
is to improve the ride comfort without compromising the ride handling characteristic. The suspension system reduces the effect of vibration caused by the road and driving conditions. Over recent years the massive developments have made intelligent suspension systems more feasible to implement in automobile industry. But these suspensions possess some disadvantages such as vibration, mechanical failure and stiffness variation. So, through this project we highlight the idea of “ELECTROMAGNETIC INERTER” which will enhance the driving pleasure and control over road. Inerter suspension will allow us to get variable stiffness and much higher comfort just by playing with magnetic field. It will also allow us to reduce wear and tear along with less maintenance. The report also compares different types of inerter in the suspension, such as mechanical & electromagnetic, and optimizes the inertance and damping parameters for certain road conditions. This report uses a two-degree-of-freedom quarter vehicle model to simulate and analyze the suspension responses.
When we plot the force of the inerter acting on the spring, we observe a wave-like pattern. Some dampening occurs due to the initial start-up of the flywheel spinning, but the significant dampening occurs when the spring rebounds.
Key Words: Electromagnet, Eddy Current, Damping, Inerter
1.INTRODUCTION The Electromagnetic Inerter Damper, which acts as both a spring and a damper to efficiently regulate dynamic forces, marks a paradigm leap in vibration control technology. This new gadget has the potential to have a big influence in businesses where accurate vibration control is critical. The project's goal is to use electromagnetic principles and sophisticated control algorithms to develop a flexible and adaptable system capable of suppressing vibrations across a wide frequency range. The introduction lays the groundwork for a thorough examination of the design and development process, emphasizing the relevance of the Electromagnetic Inerter Damper in addressing the changing needs of varied engineering applications. The next sections will go into the technical elements of the system architecture, electromagnetic design, control techniques, and the rigorous testing and validation processes used to assure the efficacy and dependability of this revolutionary technology.
Fig -1: Exploded View of Assembly
2. Mechanical Inerter
Fig -2: Section View of Assembly
The inerter is a device that uses the energy from the oscillation against the spring's oscillation, rather than just
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