New generation solid-state battery safety detection solution, long-life hydrogen sulfide sensor becomes a safety standard

2026-02-12 

Solid state batteries have significant advantages, but safety hazards still need to be vigilant
The solid-state battery, hailed as the ultimate solution for the next generation of batteries, completely overturns the traditional liquid battery structure by using solid-state electrolytes to completely replace traditional electrolytes and separators. It optimizes product performance from the bottom structure, not only possessing the core advantages of high safety and long cycle life, but also achieving a qualitative leap in energy density, perfectly meeting the high-end needs of multiple fields such as new energy power batteries, energy storage, and intelligent devices.
According to the differences in solid-state electrolyte materials, the industry divides solid-state batteries into three major technological routes: polymers, oxides, and sulfides. Among them, sulfide solid electrolytes have become the mainstream technology route with the highest recognition, most prominent performance potential, and fastest commercialization speed in the industry due to their comprehensive performance advantages.
But no battery technology can achieve absolute safety, and sulfide solid-state batteries still have exclusive safety hazards. When sulfide electrolyte materials are subjected to abnormal working conditions such as water erosion, high temperature abuse, external force compression, or battery shell damage, they will quickly undergo chemical reactions and decompose, releasing colorless, highly toxic, and flammable hydrogen sulfide (H ₂ S) gas.
This gas is extremely harmful, and at very low concentrations, it can cause symptoms such as dizziness, nausea, and respiratory discomfort in the human body. If the concentration exceeds the standard, it will directly threaten the safety of personnel and easily trigger secondary disasters such as combustion and explosion, seriously threatening equipment operation and site safety. Therefore, achieving real-time monitoring and accurate warning of hydrogen sulfide gas is the core safety challenge that must be overcome for the large-scale and commercial implementation of sulfide solid-state batteries.

About Jiazheng Intelligence

Wuhan Jiazheng Intelligent Technology Co., Ltd. was established in 2019. It is a professional manufacturer engaged in the research and development, production, sales, and service of intelligent gas sensors and their gas detection modules, and provides customers with complete gas detection product solutions.
The core technical personnel of the company have over 15 years of industry experience, including intelligent fusion algorithm technologies such as gas sensitive material development and software and hardware design; Our products include fuel cell gas sensors, traditional electrochemical sensors, solid electrolyte sensors, MEMS metal oxide semiconductors (MOX), optical gas sensors, temperature and humidity transmitters and sensor modules, and complete monitoring solutions. The product is widely used in industrial safety monitoring, indoor air quality monitoring, power equipment status monitoring, civil fire gas detection, energy storage safety monitoring and other fields.