1Assistant Professor, Department of ECE, V.S.B. College of Engineering Technical Campus, Coimbatore, India. Email: sindhuganesh2710@gmail.com
2Assistant Professor, Department of ECE, Akshaya College of Engineering and Technology, Kinathukadavu, Coimbatore, Tamilnadu, India. Email: surya@acetcbe.edu.in
3Assistant Professor, Department of ECE, Pollachi Institute of Engineering and Technology, Pollachi, Coimbatore, Tamilnadu, India. Email: nagasaratha1976@gmail.com
4UG Student, Department of ECE, V.S.B. College of Engineering Technical Campus, Coimbatore, India. Email: akshayaravikumar214@gmail.com
5UG Student, Department of ECE, V.S.B. College of Engineering Technical Campus, Coimbatore, India. Email: santhiya16chandrasekaran@gmail.com
6UG Student, Department of ECE, V.S.B. College of Engineering Technical Campus, Coimbatore, India. Email: prathibha01432@gmail.com
Reliable communication in extreme cold and high-altitude military environments is frequently compromised due to accelerated voltage degradation in lithium-ion batteries that power portable soldier communication devices. Reduced electrochemical performance at low temperatures results in rapid voltage decline and unexpected system shutdowns during mission-critical operations. This paper proposes an intelligent, energy-aware backup communication system that integrates real-time battery condition monitoring with adaptive auxiliary power support. A lightweight AI-driven voltage assessment algorithm, implemented on an ESP32 microcontroller, continuously analyses discharge characteristics to identify early indicators of abnormal battery deterioration. To enhance operational robustness, mechanical energy generated from soldier movement is harvested using piezoelectric transducers. The harvested energy is converted into electrical power through rectification and voltage regulation stages, and subsequently stored in a supercapacitor governed by a dedicated charge management unit to prevent overcharging. Upon detection of critical voltage instability, a MOSFET-based automatic switching mechanism seamlessly transfers the load to the backup energy source. This ensures the transmission of short emergency voice messages and distress alerts even in the event of primary battery failure. The proposed system significantly improves battlefield communication reliability while preserving energy efficiency and maintaining a compact, field-deployable design suitable for harsh environmental conditions.
Keywords: Energy-aware systems, Battery health monitoring, Energy harvesting, Piezoelectric transducer, Super-capacitor storage, ESP32, Emergency communication.
How to cite this article: Sindhu A, Surya T, Nagasaratha P, Akshaya R, Santhiya C, Prathibha B. Design and Implementation of an Intelligent Energy-Aware Emergency Communication System for Army Soldiers. Int J Drug Deliv Technol. 2026;16(19s): 26-34. DOI: 10.25258/ijddt.16.19s.4
Source of support: Nil.
Conflict of interest: None