{"id":192,"date":"2025-09-07T19:50:34","date_gmt":"2025-09-08T02:50:34","guid":{"rendered":"https:\/\/blogs.ubc.ca\/ajaysharmaportfolio\/?page_id=192"},"modified":"2025-09-08T00:23:12","modified_gmt":"2025-09-08T07:23:12","slug":"magnetic-leviatation-device","status":"publish","type":"page","link":"https:\/\/blogs.ubc.ca\/ajaysharmaportfolio\/magnetic-leviatation-device\/","title":{"rendered":"Magnetic Leviatation Device"},"content":{"rendered":"
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\"\"The Magnetic Levitation (MagLev) Device project involved the design, fabrication, and assembly of a system capable of levitating objects using electromagnetic principles. The project combined mechanical fabrication processes\u2014such as milling, lathe turning, welding, sheet metal forming, and waterjet cutting\u2014with electronics and circuit design. A detailed circuit schematic was studied, implemented, and integrated with the fabricated structure to create a functional magnetic levitation system. The final assembly demonstrated stable levitation of small metallic objects, validating both the theoretical principles and the practical execution of the design.<\/p>\n

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Introduction<\/h3>\n

Magnetic levitation technology has wide-ranging applications, from high-speed trains to precision positioning systems. The goal of this project was to design and build a small-scale magnetic levitation device that demonstrates the feasibility of levitating and stabilizing an object through controlled electromagnetic forces. The project required both mechanical and electrical integration, making it a multidisciplinary challenge that bridged machining and fabrication techniques with electronic control systems.<\/p>\n

Mechanical Fabrication<\/h3>\n

\"\"The structural frame and housing for the device were fabricated using a variety of processes. Milling and lathe operations were used to produce precision components for the support frame and housing of the electromagnet. Welding and sheet metal forming were applied in creating the supporting brackets and enclosures, ensuring structural rigidity. Additionally, waterjet cutting was used to precisely manufacture sheet metal parts and mounting features, allowing for high accuracy in alignment.<\/p>\n

These fabrication methods not only ensured durability but also allowed the housing to integrate seamlessly with the electronic components, resulting in a clean and professional assembly.<\/p>\n

Electronics and Circuit Design<\/h3>\n

\"\"The heart of the project lay in the circuit design and assembly. A detailed circuit schematic was studied (Figure 1) to understand the role of each component in generating and controlling the electromagnetic field. The circuit included operational amplifiers, sensors, power regulation units, and feedback loops essential for stable levitation.<\/p>\n

After studying the schematic, the electronics were fabricated and tested. This involved soldering components, wiring connections, and calibrating the feedback control system. The control circuit monitored the position of the levitated object and dynamically adjusted the electromagnet\u2019s power to maintain stability. This closed-loop system was critical in preventing the object from either falling due to insufficient force or being pulled uncontrollably into the magnet.<\/p>\n

Assembly and Integration<\/h3>\n

\"\"Once the mechanical and electrical subsystems were completed, the device was assembled. The electromagnet was securely mounted to the frame, the sensors were positioned to detect object displacement, and the control circuitry was connected. Careful alignment was required to ensure that the feedback system operated correctly.<\/p>\n

The integration phase highlighted the importance of cross-disciplinary knowledge, as precise machining ensured correct placement of electronic components, while electronic calibration stabilized the system.<\/p>\n

Results and Discussion<\/h3>\n

The assembled magnetic levitation device successfully demonstrated stable levitation of small metallic objects. The control system effectively balanced the forces of gravity and electromagnetism, showcasing the accuracy of the fabricated circuit. Testing also confirmed that the structural frame provided sufficient rigidity and stability during operation.<\/p>\n

Challenges included fine-tuning the control circuit for stable operation and ensuring that noise in the sensor signals did not destabilize the levitation. These were addressed through iterative testing and minor circuit modifications.<\/p>\n

Conclusion<\/h3>\n

The Magnetic Levitation Device project demonstrated a successful combination of mechanical fabrication techniquesand electronic control system design. Through the use of milling, lathe work, welding, sheet metal fabrication, and waterjet cutting, the mechanical structure was built to high precision. The electronics, guided by a studied schematic, provided reliable control for object levitation. This project not only met its goal of achieving stable levitation but also provided valuable experience in multidisciplinary engineering design and integration.<\/p>\n

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The Magnetic Levitation (MagLev) Device project involved the design, fabrication, and assembly of a system capable of levitating objects using electromagnetic principles. The project combined…<\/p>\n

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