Designing a Lightweight Multilayer EMI Shield for Protecting CubSat Electronics in 8 1 GHz Range

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Project Idea

From an Idea to a Communication Experience

Electromagnetic Interference (EMI) poses a significant challenge for CubeSatsdue to the high density of internal electronics. This project focuses on designing ponents without adding excessive weight to the satellite. During the structurala lightweight, multi-layered shield, providing a robust advantage by protecting co m development phase, we implemented a shielding design that integrates aluminum, copper, foam, and carbon fiber to block electromagnetic waves through both absorption and reflection mechanisms. The design was simulated f 2.4 GHz. These results prove that multi-layered shielding is an effectiusing CST Studio Suite, and the experimental results were validated using ESP32 modules. The findings demonstrate that a 0.45 mm thick shield successfully reduced signal strength from -53 dBm to -97 dBm at a frequency ove and optimal solution for weight-sensitive applications, ensuring the protection of electronics in space environments.

01

The Beginning

How Did the Idea Begin?

The idea started from the EMI problem caused by the high density of electronics inside CubeSats, while maintaining a low satellite weight. A multi-layered shield using different materials was therefore developed to provide effective protection with minimal added weight.

02

The Idea

What Does the Project Offer?

The project provides a lightweight multi-layered shielding solution to reduce EMI and protect electronic components, validated through CST Studio Suite simulations and experimental testing using ESP32.

03

The Experience

From Concept to Prototype

The project progressed from identifying the EMI problem to designing a multi-layered shield using aluminum, copper, foam, and carbon fiber. The design was then simulated, followed by building and testing a practical prototype using ESP32, demonstrating significant signal strength reduction.

Project Team

Sara Alharbi
Jumanh Almaliki
Teif Alotaibi
Jory Alothman
Lara Alzubaide
Raghad Alqoud
Reema Alsahali
Orjwan Alahmari

Project Supervisor

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