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About this paper
Mohammed Aman Bhuiyan, Aritra Islam Saswato, Md. Misbah Khan, Anish Paul, Ahmed Faizul Haque Dhrubo, Mohammad Abdul Qayum
Researchers at North South University developed an STM32-based smart waste bin system that provides hygienic, touch-free waste disposal capabilities. The system integrates dual ultrasonic sensors for automatic lid control and internal bin-level monitoring, achieving a 95% operational success rate with an average lid actuation response time of 0.8 seconds, while prioritizing bin-full lockout for enhanced safety.
Key insights
- A dual-ultrasonic sensor setup on a low-cost STM32 platform can reliably provide both touch-free lid control and effective waste level monitoring for overflow prevention.
- Prioritizing bin-full safety in the control logic is crucial for practical usability and public health, preventing lid opening when capacity is reached.
- Cost-effective embedded solutions can address immediate hygienic and waste management needs without the complexity and expense of full IoT or AI-driven systems, making them widely deployable.
Summary by alphaXiv.
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